CN115384804A - Combined type airplane ground air conditioning unit - Google Patents
Combined type airplane ground air conditioning unit Download PDFInfo
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- CN115384804A CN115384804A CN202211330504.0A CN202211330504A CN115384804A CN 115384804 A CN115384804 A CN 115384804A CN 202211330504 A CN202211330504 A CN 202211330504A CN 115384804 A CN115384804 A CN 115384804A
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 44
- 238000005057 refrigeration Methods 0.000 claims abstract description 56
- 238000001704 evaporation Methods 0.000 claims abstract description 32
- 230000008020 evaporation Effects 0.000 claims abstract description 28
- 230000005494 condensation Effects 0.000 claims abstract description 21
- 238000009833 condensation Methods 0.000 claims abstract description 21
- 238000013016 damping Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/36—Other airport installations
- B64F1/362—Installations for supplying conditioned air to parked aircraft
Abstract
The invention provides a combined type airplane ground air conditioning unit, which relates to the technical field of airplane ground air conditioning units and comprises a main frame, an air duct system and a modular refrigeration system, wherein the modular refrigeration system comprises a condensation unit and an evaporation unit which are connected in a closed loop manner, and the air duct system comprises an air duct body and an air supply device arranged on the air duct body; the air duct system is installed on the main frame, the modularized refrigerating system is detachably installed on the main frame, an inlet corresponding to the evaporation unit is formed in the side wall of the air duct body, and the evaporation unit extends into the air duct body from the inlet. When the modularized refrigeration system needs to be maintained, the modularized refrigeration system can be integrally disassembled, maintenance personnel do not need to enter the narrow modularized refrigeration system for maintenance, and when corresponding parts are replaced, the equipment does not need to be disassembled into a large number of scattered parts. Meanwhile, the air duct systems with different lengths are matched with the modular refrigeration systems with different numbers and the same specification for customization, so that the customization cost is reduced, and the production period is shortened.
Description
Technical Field
The invention relates to the technical field of airplane ground air conditioning units, in particular to a combined airplane ground air conditioning unit.
Background
The airplane ground air conditioning unit is mainly used for providing fresh air with certain flow, pressure and temperature for an airplane when the airplane is in a ground shutdown state, and is airplane ground guarantee equipment for air conditioning supply of workers and passengers in an airplane cabin after boarding. The unit adopts a direct evaporative refrigeration cycle technology, performs multi-stage heat exchange, cools and cools air through evaporation of a refrigerant in an evaporator coil, and sends low-temperature air into an airplane cabin by using a centrifugal fan.
However, the existing aircraft ground air conditioning units have the following disadvantages:
1. due to the requirements of airports on the overall size and weight of the equipment, the equipment is made smaller and smaller. For example, publication nos.: CN113386973A discloses an aircraft ground air conditioning unit, which is used to solve the technical problem that the aircraft ground air conditioning unit occupies a ground space. With the narrowing of the internal space of the unit, personnel can hardly enter the unit for routine maintenance;
2. when equipment breaks down and needs to be replaced large-scale parts, the unit can be carried out after being integrally disassembled, and the disassembling process is complicated and time-consuming.
Disclosure of Invention
The invention provides a combined type airplane ground air conditioning unit which is convenient to disassemble and maintain and convenient to dimension and customize through a modularized structure, and the technical problem in the background technology is solved.
The embodiment of the invention is realized by the following steps:
some embodiments of the invention provide a combined type airplane ground air conditioning unit, which comprises a main frame, an air duct system and a modular refrigeration system, wherein the modular refrigeration system comprises a condensation unit and an evaporation unit which are connected in a closed loop;
the air duct system is installed on the main frame, the modularized refrigerating system is detachably installed on the main frame, an inlet is formed in the side wall of the air duct body, and the evaporation unit extends into the air duct body from the inlet.
In some embodiments of the present invention, the modular refrigeration systems have multiple sets, and the multiple sets of modular refrigeration systems are symmetrically distributed on two sides of the duct body.
In some embodiments of the present invention, the modular refrigeration system further comprises a sub-frame, the condensing unit and the evaporating unit both being mounted to the sub-frame, the sub-frame being removably mounted to the main frame.
In some embodiments of the invention, the modular refrigeration system further comprises a compressor and an expansion valve, the evaporation unit comprises an evaporator, the condensation unit comprises a condenser frame, a condenser body and a condensation fan; the condenser body, the expansion valve, the evaporator and the compressor are sequentially connected in a closed loop manner, and the compressor, the condenser frame and the evaporator are all arranged on the secondary frame;
condenser body and condensation fan all install on the condenser frame, and the condensation fan sets up towards the condenser body, and the condensation fan is located between condenser body and the air duct system.
In some embodiments of the invention, the evaporator is provided with a connecting wall along a side wall of the edge, the secondary frame is provided with a mounting wall along an edge facing the air duct system, the connecting wall is connected with the mounting wall, and the evaporator is mounted on a side of the mounting wall facing away from the main body part of the secondary frame.
In some embodiments of the present invention, the compressor, the evaporator, and the condenser frame are bolted to the secondary frame, and the air duct body is bolted to the primary frame.
In some embodiments of the present invention, the air supply device includes a centrifugal fan and an air supply valve, an outlet of the centrifugal fan is communicated with one end of the air duct body, and the air supply valve is installed at the other end of the air duct body.
In some embodiments of the present invention, the number of the blast valves is multiple, and the multiple blast valves are uniformly distributed at the end of the air duct body.
In some embodiments of the invention, the inlet of the centrifugal fan is communicated with a sound-deadening elbow.
In some embodiments of the present invention, the end of the air duct body close to the centrifugal fan is closed, and an accommodating space is formed at the bottom end of the air duct body, and the centrifugal fan is disposed in the accommodating space.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:
the invention provides a combined type airplane ground air conditioning unit which comprises a main frame, an air duct system and a modularized refrigerating system, wherein the modularized refrigerating system comprises a condensing unit and an evaporating unit which are connected in a closed loop; the air duct system is installed on the main frame, the modularized refrigerating system is detachably installed on the main frame, an inlet is formed in the side wall of the air duct body, and the evaporation unit extends into the air duct body from the inlet.
The evaporation unit is used as a low-temperature generation end of the modular refrigeration system, the evaporation unit extends into the air inlet duct body from the inlet to reduce the temperature of air flowing in the air duct body, the refrigeration effect is achieved, and the mode that the evaporation unit is arranged in the air duct body does not influence the disassembly and assembly of the modular refrigeration system and the main frame.
The modularized refrigeration system can be detachably arranged on the main frame, when the whole airplane ground air conditioning unit needs to be maintained, the modularized refrigeration system can be integrally detached, maintenance personnel do not need to enter the narrow modularized refrigeration system for maintenance, and equipment which is gradually improved in integration degree is maintained more conveniently.
Meanwhile, the modularized arrangement enables the components of the whole airplane ground air conditioning unit to be replaced more easily. The disassembled airplane ground air conditioning unit forms a main frame with an air duct system and a modular refrigeration system, and corresponding parts or parts can be replaced according to maintenance and replacement requirements without disassembling the whole airplane ground air conditioning unit into a large number of scattered parts every time, so that the replacement process is simplified, and the time required by replacement is shortened.
In addition, according to different customer demands, the modular refrigeration system can be customized by arranging air duct systems with different lengths and matching with modular refrigeration systems with different numbers and the same specification. Because the modular refrigeration systems have the same specification, the customization cost is reduced and the production period is shortened.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is an exploded view of the overall structure of a modular aircraft ground air conditioning unit in an embodiment of the present invention;
FIG. 2 is an exploded view of a modular refrigeration system configuration in accordance with an embodiment of the present invention;
FIG. 3 is an exploded view of the duct system according to an embodiment of the present invention;
fig. 4 is a block diagram of a modular refrigeration system according to an embodiment of the present invention.
Icon: 1-a main frame; 2-a modular refrigeration system; 3-an air duct body; 4-placing in the mouth; 5-sub-frame; 6, a compressor; 7-an expansion valve; 8-an evaporator; 9-a condenser frame; 10-a condenser body; 11-a condensing fan; 12-a connecting wall; 13-a mounting wall; 14-vertical beams; 15-centrifugal fan; 16-a blast valve; 17-a silencing elbow; 18-accommodation space.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are usually placed in when used, the orientations or positional relationships are only used for convenience of describing the present invention and simplifying the description, but the terms do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operate, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "suspended" and the like do not require that the components be absolutely horizontal or suspended, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, "plural groups" represent at least 2 groups.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be broadly construed and interpreted as including, for example, fixed connections, detachable connections, or integral connections; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, or they may be connected through the inside of two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Example (b):
please refer to fig. 1-4. The invention provides a combined type airplane ground air conditioning unit: the modular refrigeration system 2 comprises a condensation unit and an evaporation unit which are connected in a closed loop, the air duct system comprises an air duct body 3 and an air supply device arranged on the air duct body 3, and the air supply device is used for conveying flowing air in the air duct body 3 and sending the flowing air into an inner cabin of an airplane; the air duct system is installed on the main frame 1, the modularized refrigerating system 2 is detachably installed on the main frame 1, an inlet 4 corresponding to the evaporation unit is formed in the side wall of the air duct body 3, and the evaporation unit extends into the air inlet duct body 3 from the inlet 4.
In the present embodiment, based on fig. 1, the main frame 1 is a main body supporting structure of a modular aircraft ground air conditioning unit, and the main body is formed by welding square pipes. The evaporation unit is the low temperature of modularization refrigerating system 2 and generates the end, and the condensation unit is the heat dissipation end of modularization refrigerating system 2, and air supply arrangement is used for conveying mobile air in wind channel body 3 to send mobile air into aircraft inner chamber. The evaporation unit extends into the air inlet duct body 3 from the inlet 4 to reduce the temperature of air flowing in the air duct body 3, and the cooled air is sent into the inner cabin of the airplane through the air supply device to achieve the refrigeration effect. The modularized refrigerating system 2 is detachably arranged on the main frame 1 as a single group of components, and when the modularized refrigerating system is arranged, the evaporation units on the modularized refrigerating system can be arranged in the air inlet duct body 3 from the inlet 4, so that the assembly and disassembly of the modularized refrigerating system 2 and the main frame 1 are not influenced.
Modularization refrigerating system 2 can dismantle the setting on main frame 1, and when whole aircraft ground air conditioning unit need be maintained, can wholly dismantle modularization refrigerating system 2, and the maintenance personal need not to enter into narrow and small modularization refrigerating system 2's inside and maintains, and it is more convenient to the equipment maintenance that the integrated level improves gradually day by day. Meanwhile, the modularized arrangement enables the components of the whole airplane ground air conditioning unit to be replaced more easily. The disassembled air conditioning unit on the ground of the airplane forms a main frame 1 with an air duct system and a modularized refrigerating system 2, corresponding parts or parts can be replaced according to maintenance and replacement requirements, the whole air conditioning unit on the ground of the airplane does not need to be disassembled into a large number of scattered parts every time, the replacement process is simplified, and the time required by replacement is shortened.
Further, based on fig. 1, the modular refrigeration systems 2 have multiple sets, and the multiple sets of modular refrigeration systems 2 are symmetrically distributed on two sides of the air duct body 3.
In this embodiment, the modular refrigeration system 2 has four sets and is symmetrically distributed on two sides of the air duct body 3. In other embodiments, each set of combined aircraft ground air conditioning unit may further be provided with six or eight or other numbers of modular refrigeration systems 2, and the modular refrigeration systems are symmetrically distributed on two sides of the air duct body 3. According to different requirements of customers, the modular refrigeration systems 2 with different numbers and the same specification are customized by arranging air duct systems with different lengths. Because the modular refrigeration systems 2 have the same specification, the customization cost is reduced and the production period is shortened. Meanwhile, under the condition that the number of the modularized refrigeration systems 2 is the same, the distribution modes symmetrically arranged on the two sides of the air duct body 3 can reduce the length of the air duct body 3, reduce the wind resistance of the air inside the air duct body 3, reduce the flowing time of the air inside the air duct body 3, reduce the heat absorbed by the air inside the air duct body 3 from the side wall of the air duct body 3, and improve the refrigeration efficiency, compared with the distribution mode only arranged on one side.
Further, based on the illustration of fig. 1 and 2, the modular refrigeration system 2 further includes a sub-frame 5, the condensing unit and the evaporating unit are both mounted on the sub-frame 5, and the sub-frame 5 is detachably mounted on the main frame 1.
In the present embodiment, the secondary frame 5 is the supporting body of the modular refrigeration system 2. All the components of the modular refrigeration system 2 are mounted on the sub-frame 5 to form a complete module. The sub-frame 5 may be detachably mounted to the main frame 1 in various ways.
The method I comprises the following steps: the sub-frame 5 is connected to the main frame 1 by bolts. Bolted connection is conventional connection mode dismantled, simple operation and connection are reliable.
The second method comprises the following steps: in addition to the first embodiment, an electromagnet may be provided on the main frame 1 or the sub-frame 5, and the connection may be assisted by the electromagnet during installation. The electromagnet is disconnected during disassembly so as to facilitate separation.
The third method comprises the following steps: the secondary frame 5 is connected with the main frame 1 through a buckle or a lock catch. The structure of the buckle and the lock catch may take various forms, such as a ratchet buckle, a cross buckle, a U-shaped buckle, an industrial lock catch, etc., and the structure thereof is not particularly limited. Any conventional manner of detachably connecting the main frame 1 and the sub-frame 5 may be used.
Further, based on fig. 2 and 4, the modular refrigeration system 2 further includes a compressor 6 and an expansion valve 7, the evaporation unit includes an evaporator 8, and the condensation unit includes a condenser frame 9, a condenser body 10 and a condensation fan 11; the condenser body 10, the expansion valve 7, the evaporator 8 and the compressor 6 are sequentially connected in a closed loop manner, and the compressor 6, the condenser frame 9 and the evaporator 8 are all installed on the secondary frame 5. Condenser body 10 and condensation fan 11 are all installed on condenser frame 9, and condensation fan 11 sets up towards condenser body 10, and condensation fan 11 is located between condenser body 10 and the air duct system.
In this embodiment, the condenser body 10, the expansion valve 7, the evaporator 8, and the compressor 6 are sequentially connected in a closed loop to form a complete refrigeration cycle system. The condenser body 10, the expansion valve 7, the evaporator 8, the condensing fan 11 and the compressor 6 are all corresponding parts in the existing aircraft ground air conditioning unit, and the structures of the parts are the existing structures and are not described any more. The condenser body 10 and the condensing fan 11 are fixed on the condenser frame 9 by bolts. In other embodiments, the condenser body 10 and the condenser fan 11 may be directly welded or adhesively fixed to the condenser frame 9. The condensing fan 11 is disposed toward the condenser body 10 to assist the condenser body 10 in dissipating heat. The condensing fan 11 is located between the condenser body 10 and the air duct system, so that wind blown out by the condensing fan 11 can move towards a direction departing from the air duct system, and air blown through the condenser body 10 can be emitted to the outer side of the whole aircraft ground air conditioning unit, so that better heat dissipation is realized.
Further, based on the illustration in fig. 1 and 2, the edge side wall of the evaporator 8 is provided with a connecting wall 12, the edge of the sub-frame 5 facing the air duct system is provided with a mounting wall 13, the connecting wall 12 is connected with the mounting wall 13, and the evaporator 8 is mounted on the side of the mounting wall 13 facing away from the main body of the sub-frame 5.
The connecting wall 12 is bolted to the evaporator 8. In other embodiments, the connecting wall 12 may be welded directly to the marginal side wall of the evaporator 8 as part of the evaporator 8. The sub-frame 5 is provided with two parallel arranged vertical beams 14, the imaginary plane formed by the two vertical beams 14 being the mounting wall 13 (shown in dashed lines in fig. 2). The connecting wall 12 is connected to two vertical beams 14 by bolts. In other embodiments, the connecting wall 12 may be welded to the two vertical beams 14. The evaporator 8 is mounted on the side of the mounting wall 13 facing away from the main portion of the sub-frame 5 so that the sub-frame 5 does not obstruct the extension of the evaporator 8 into the inlet 4.
Further, the compressor 6, the evaporator 8 and the condenser frame 9 are all connected with the secondary frame 5 through bolts, and the air duct body 3 is connected with the main frame 1 through bolts, so that detachable connection is achieved, and subsequent maintenance and replacement are facilitated.
Further, as shown in fig. 1 and 3, the air supply device includes a centrifugal fan 15 and an air supply valve 16, an outlet of the centrifugal fan 15 is communicated with one end of the air duct body 3, and the air supply valve 16 is installed at the other end of the air duct body 3.
In this embodiment, the centrifugal fan 15 and the blast valve 16 are both corresponding components of the existing aircraft ground air conditioning unit, and the structures thereof are all the existing structures, which are not described again. A centrifugal fan 15 is used to generate the flowing air and a blow valve 16 is used to control the flow of air into the interior cabin of the aircraft. The centrifugal fan 15 and the blast valve 16 are respectively positioned at two ends of the air duct body 3, and air blown out by the centrifugal fan 15 flows through an evaporation unit arranged in the air duct body 3 and is cooled, and then is sent into the inner cabin of the airplane through the blast valve 16.
Further, as shown in fig. 1 and 3, the number of the blast valves 16 is plural, and the plural blast valves 16 are uniformly distributed at the end of the duct body 3.
In the present embodiment, the number of the blow valves 16 is two. In other embodiments, the number of the blast valves 16 may be three or four, etc. The air in the air duct body 3 can be divided by the plurality of air supply valves 16, so that the air can be conveniently conveyed to different inner cabins of airplanes.
Further, based on fig. 1 and 3, a noise elimination elbow 17 is provided at a side inlet of the centrifugal fan 15 to reduce noise of the centrifugal fan 15.
Further, based on fig. 1 and 3, the end portion of the air duct body 3 close to the centrifugal fan 15 is closed, an accommodating space 18 is formed at the bottom end of the air duct body 3, and the centrifugal fan 15 is disposed in the accommodating space 18, so that the structure of the whole air supply system is more compact, and the space occupied by the whole air supply system is reduced.
In summary, the present invention provides a combined aircraft ground air conditioning unit, which includes a main frame 1, an air duct system and a modular refrigeration system 2, wherein the modular refrigeration system 2 includes a condensation unit and an evaporation unit which are connected in a closed loop, the air duct system includes an air duct body 3 and an air supply device arranged on the air duct body 3, and the air supply device is used for conveying flowing air in the air duct body 3 and sending the flowing air into an aircraft cabin; the air duct system is installed on the main frame 1, the modularized refrigerating system 2 is detachably installed on the main frame 1, an inlet 4 corresponding to the evaporation unit is formed in the side wall of the air duct body 3, and the evaporation unit extends into the air inlet duct body 3 from the inlet 4.
The evaporation unit is used as a low-temperature generation end of the modular refrigeration system 2, the evaporation unit extends into the air inlet duct body 3 from the inlet 4 to reduce the temperature of air flowing in the air duct body 3, the refrigeration effect is achieved, and the mode that the evaporation unit is arranged in the air duct body 3 does not affect the disassembly and assembly of the modular refrigeration system 2 and the main frame 1.
Meanwhile, the modularized arrangement enables the components of the whole airplane ground air conditioning unit to be replaced more easily. The disassembled air conditioning unit on the ground of the airplane forms a main frame 1 with an air duct system and a modularized refrigerating system 2, corresponding parts or parts can be replaced according to maintenance and replacement requirements, the whole air conditioning unit on the ground of the airplane does not need to be disassembled into a large number of scattered parts every time, the replacement process is simplified, and the time required by replacement is shortened.
In addition, according to different customer demands, the modular refrigeration systems 2 with different numbers and the same specification can be customized by arranging air duct systems with different lengths. Because the modular refrigeration systems 2 have the same specification, the customization cost is reduced and the production period is shortened.
While the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.
The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The combined type aircraft ground air conditioning unit is characterized by comprising a main frame, an air duct system and a modular refrigeration system, wherein the modular refrigeration system comprises a condensation unit and an evaporation unit which are connected in a closed loop;
the air duct system is installed in the main frame, the modularized refrigeration system is detachably installed in the main frame, an inlet is formed in the side wall of the air duct body, and the evaporation unit extends into the air duct body from the inlet.
2. The modular aircraft floor air conditioning unit of claim 1, wherein the modular refrigeration systems have a plurality of groups, the plurality of groups of modular refrigeration systems being symmetrically distributed on both sides of the duct body.
3. A modular aircraft ground air conditioning unit according to claim 1, wherein the modular refrigeration system further comprises a sub-frame, the condensing unit and the evaporating unit being mounted to the sub-frame, the sub-frame being removably mounted to the main frame.
4. The modular aircraft ground air conditioning unit of claim 3, wherein the modular refrigeration system further comprises a compressor and an expansion valve, the evaporation unit comprises an evaporator, and the condensation unit comprises a condenser frame, a condenser body, and a condensation fan; the condenser body, the expansion valve, the evaporator and the compressor are sequentially connected in a closed loop manner, and the compressor, the condenser frame and the evaporator are all arranged on the secondary frame;
the condenser body with the condensation fan all install on the condenser frame, the condensation fan orientation the condenser body sets up, the condensation fan is located between the condenser body and the air duct system.
5. A modular aircraft ground air conditioning unit according to claim 4, characterised in that the evaporator is provided with a connecting wall along a side wall thereof, the subframe is provided with a mounting wall along a side thereof facing the ducting system, the connecting wall is connected to the mounting wall, and the evaporator is mounted on a side of the mounting wall facing away from the main subframe portion.
6. A modular aircraft floor air conditioning unit according to claim 4, wherein the compressor, the evaporator and the condenser frame are bolted to the secondary frame and the air duct body is bolted to the primary frame.
7. The modular aircraft ground air conditioning unit of claim 1, wherein the air supply means comprises a centrifugal fan having an outlet in communication with one end of the air duct body and an air supply valve mounted at the other end of the air duct body.
8. The modular aircraft floor air conditioning unit of claim 7, wherein the number of the blow valves is plural, and the plural blow valves are uniformly distributed at the end of the duct body.
9. A modular aircraft floor air conditioning unit according to claim 7, characterised in that the inlet of the centrifugal fan communicates with a sound damping elbow.
10. The modular aircraft floor air conditioning unit of claim 7, wherein the duct body closes off near an end of the centrifugal fan and forms an accommodating space at a bottom end of the duct body, the centrifugal fan being disposed in the accommodating space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211330504.0A CN115384804A (en) | 2022-10-28 | 2022-10-28 | Combined type airplane ground air conditioning unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211330504.0A CN115384804A (en) | 2022-10-28 | 2022-10-28 | Combined type airplane ground air conditioning unit |
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| CN115384804A true CN115384804A (en) | 2022-11-25 |
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| CN202211330504.0A Pending CN115384804A (en) | 2022-10-28 | 2022-10-28 | Combined type airplane ground air conditioning unit |
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Application publication date: 20221125 |