阅读说明：本技术 机载空调蒸发风道和机载辅助冷却系统 (Airborne air conditioner evaporation air duct and airborne auxiliary cooling system ) 是由 徐如好 蔡正永 伍旋 于 2021-09-23 设计创作，主要内容包括：本申请提供一种机载空调蒸发风道和机载辅助冷却系统。该机载空调蒸发风道包括风道本体(1),风道本体(1)的进风口(2)处设置有叶片,叶片能够相对于风道本体(1)翻转,叶片在风道本体(1)进风时打开进风口(2),在风道本体(1)停止进风时封闭进风口(2)。根据本申请的机载空调蒸发风道,能够有效排出蒸发器产生的冷凝水,避免冷凝水受飞机飞行姿态影响而飞出风道外,提高排水可靠性。(The application provides an airborne air conditioner evaporation wind channel and airborne auxiliary cooling system. This machine carries air conditioner evaporation wind channel includes wind channel body (1), and air intake (2) department of wind channel body (1) is provided with the blade, and the blade can open air intake (2) when wind channel body (1) air inlet for wind channel body (1) upset, blade, seals air intake (2) when wind channel body (1) stops the air inlet. According to the airborne air conditioner evaporation air duct of this application, the comdenstion water that can effectively discharge the evaporimeter and produce avoids the comdenstion water to receive aircraft flight attitude to influence and outside the air duct of flying out, improves the drainage reliability.)

1. The utility model provides a machine carries air conditioner evaporation wind channel, its characterized in that, includes wind channel body (1), air intake (2) department of wind channel body (1) is provided with the blade, the blade can for wind channel body (1) upset, the blade is in open when wind channel body (1) air inlet air intake (2) are closed when wind channel body (1) stops the air inlet air intake (2).

2. The airborne air conditioning evaporation air duct of claim 1, characterized in that a pivot (3) is provided at the air inlet (2), the blades include a first blade (4) and a second blade (5), the first blade (4) and the second blade (5) are pivoted on the pivot (3) and can open the air inlet (2) when the air duct body (1) enters air and close the air inlet (2) when the air duct body (1) stops entering air.

3. The airborne air conditioning evaporation air duct of claim 2, characterized in that the air inlet (2) of the air duct body (1) is provided with a magnet (6), the first blade (4) and the second blade (5) are made of magnetic materials, and the first blade (4) and the second blade (5) can be attracted with the magnet (6) when the air inlet (2) is closed.

4. The airborne air conditioning evaporation air duct of claim 2, characterized in that a magnet (6) or a magnetic member (7) is provided on the first blade (4), a magnetic member (7) or a magnet (6) is correspondingly provided at the air inlet (2), and when the first blade (4) closes the air inlet (2), the magnet (6) is attracted to the magnetic member (7), or the magnetic member (7) is attracted to the magnet (6); and/or, be provided with magnet (6) or magnetic part (7) on second blade (5), air intake (2) department is provided with magnetic part (7) or magnet (6) correspondingly, second blade (5) seal during air intake (2), magnet (6) with magnetic part (7) actuation, or magnetic part (7) with magnet (6) actuation.

5. The airborne air conditioning evaporation air duct of claim 2, characterized in that an annular rib (8) is provided at the air inlet (2), a flexible sealing ring (9) is provided at one side of the annular rib (8) facing the first blade (4) and the second blade (5), and when the first blade (4) and the second blade (5) close the air inlet (2), the first blade (4) and the second blade (5) are in sealing fit with the flexible sealing ring (9).

6. The airborne air conditioning evaporation air duct of claim 2, characterized in that the first blade (4) and the second blade (5) include movable ends, the inner wall of the air duct body (1) is provided with a limit post (10), and the movable ends of the first blade (4) and the second blade (5) are folded when the air duct body (1) enters air and are stopped at two sides of the limit post (10) to guide the air entering of the air duct body (1).

7. The airborne air conditioning evaporation air duct of claim 6, characterized in that, when the movable ends of the first blade (4) and the second blade (5) are folded on both sides of the limiting column (10), the distance between the first blade (4) and the second blade (5) increases along the direction away from the pivot (3).

8. The airborne air conditioning evaporation air duct of claim 2, characterized in that the pivoted end of the first blade (4) is provided with a first step (11), the pivoted end of the second blade (5) is provided with a second step (12), and when the first blade (4) and the second blade (5) close the air inlet (2), the first step (11) and the second step (12) are spliced together to form a zigzag splicing structure.

9. The airborne air conditioning evaporation air duct of claim 2, characterized in that an elastic return member is arranged between the first blade (4) and the second blade (5), and the elastic return member can apply an elastic force to the first blade (4) and the second blade (5) to close the air inlet (2).

10. The airborne air-conditioning evaporation air duct of claim 1, characterized in that an evaporator mounting position (13) is provided at the top of the air duct body (1), the evaporator mounting position (13) is vertically disposed, and the mounting surface of the evaporator mounting position (13) forms an included angle of 25-35 ° with respect to a plane.

11. The airborne air conditioning evaporation air duct of claim 1, characterized in that the bottom of the air duct body (1) is provided with a drain joint (14).

12. An onboard auxiliary cooling system comprising an onboard air conditioner evaporation air duct, wherein the onboard air conditioner evaporation air duct is the onboard air conditioner evaporation air duct of any one of claims 1 to 11.

Technical Field

The application relates to the technical field of air conditioning, in particular to an airborne air conditioner evaporation air duct and an airborne auxiliary cooling system.

Background

The airborne auxiliary cooling system is an airplane auxiliary cooling system, is different from an airplane environmental control system, and adopts a conventional fluorine refrigeration scheme such as a compressor, a heat exchanger and the like. The evaporator is one of four essential parts of an airborne evaporation circulation refrigeration system, and the air is cooled by adopting an evaporation type refrigeration circulation technology and evaporating a refrigerant in the evaporator.

The evaporimeter temperature is lower in the course of the work, constantly produces the comdenstion water, because evaporating temperature is low, then the comdenstion water can frosting influence the heat transfer, and refrigeration effect can descend, and all need regularly change the frost to the evaporimeter, then need concentrate the discharge to water, and can not enter the cabin, and to refrigerating system, common comdenstion water discharge method has: gravity flow method, water seal method and mechanical lifting method, but because of space limitation on the aircraft and power shortage, the evaporator volume cannot be too large, and the flight attitude of the aircraft cannot be controlled, the traditional method cannot effectively remove the condensed water generated by the evaporator.

Disclosure of Invention

Therefore, the technical problem to be solved by the application is to provide an airborne air conditioner evaporation air duct and an airborne auxiliary cooling system, which can effectively discharge condensed water generated by an evaporator, avoid the condensed water from flying out of the air duct due to the influence of the flight attitude of an airplane, and improve the reliability of drainage.

In order to solve the problem, the application provides an airborne air conditioner evaporation wind channel, including the wind channel body, the air intake department of wind channel body is provided with the blade, and the blade can open the air intake when the wind channel body advances wind for the wind channel body upset, and the air intake is sealed when the wind channel body stops the air inlet.

Preferably, the air inlet is provided with a pivot, the blades comprise a first blade and a second blade, the first blade and the second blade are pivoted on the pivot, the air inlet can be opened when the air duct body enters air, and the air inlet is closed when the air duct body stops entering air.

Preferably, the air inlet of the air duct body is provided with a magnet, the first blade and the second blade are made of magnetic materials, and the first blade and the second blade can be attracted with the magnet when closing the air inlet.

Preferably, the first blade is provided with a magnet or a magnetic part, the air inlet is correspondingly provided with the magnetic part or the magnet, and when the first blade closes the air inlet, the magnet is attracted with the magnetic part or the magnetic part is attracted with the magnet; and/or the second blade is provided with a magnet or a magnetic part, the air inlet is correspondingly provided with the magnetic part or the magnet, and when the second blade closes the air inlet, the magnet is attracted with the magnetic part or the magnetic part is attracted with the magnet.

Preferably, the air inlet is provided with an annular flange, the annular flange is provided with a flexible sealing ring towards one side of the first blade and one side of the second blade, and when the air inlet is sealed by the first blade and the second blade, the first blade and the second blade are in sealing fit with the flexible sealing ring.

Preferably, the first blade and the second blade comprise movable ends, a limiting column is arranged on the inner wall of the air duct body, and the movable ends of the first blade and the second blade are folded when air enters the air duct body and are stopped at two sides of the limiting column to guide the air entering the air duct body.

Preferably, when the movable ends of the first blade and the second blade are folded at two sides of the limiting column, the distance between the first blade and the second blade increases along the direction away from the pivot.

Preferably, the pivot end of the first blade is provided with a first step, the pivot end of the second blade is provided with a second step, and when the first blade and the second blade close the air inlet, the first step and the second step are spliced together to form a zigzag splicing structure.

Preferably, an elastic return piece is arranged between the first blade and the second blade, and the elastic return piece can apply elastic force for closing the air inlet to the first blade and the second blade.

Preferably, the top of the air duct body is provided with an evaporator mounting position, the evaporator mounting position is vertically arranged, and the mounting surface of the evaporator mounting position forms an included angle of 25-35 degrees relative to the plane.

Preferably, the bottom of the air duct body is provided with a drainage joint.

According to another aspect of the application, an onboard auxiliary cooling system is provided, which comprises an onboard air conditioner evaporation air duct, wherein the onboard air conditioner evaporation air duct is the onboard air conditioner evaporation air duct.

The application provides an airborne air conditioner evaporation wind channel, including the wind channel body, the air intake department of wind channel body is provided with the blade, and the blade can open the air intake when the wind channel body air inlet for the upset of wind channel body, and the air intake is sealed when the wind channel body stops the air inlet. This machine carries air conditioner evaporation wind channel sets up the blade that can overturn in air inlet department, can open the air intake when the air inlet, close the air intake when not the air inlet, consequently can be when machine carries air conditioner evaporation wind channel air inlet, utilize the blade to carry out the water conservancy diversion to the air inlet, avoid causing the hindrance to the air inlet, improve air inlet efficiency, shutoff air outlet completely when stopping the air inlet, make the aircraft can both reliably drain water under various flight gestures, water can not flow from the air intake under any flight gesture, simultaneously under the circumstances that machine carries equipment shut down, realize closing the air intake, can effectively prevent machine carries air conditioner evaporation wind channel when machine carries equipment shut down and dirty stifled. In addition, the blades can replace one-way valves in airborne equipment, so that the equipment is more compact in structure and lighter in weight.

Drawings

Fig. 1 is a perspective view of an airborne air conditioning evaporation duct according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of an airborne air conditioning evaporation duct according to an embodiment of the present application;

FIG. 3 is a schematic sectional view taken along line B-B of FIG. 2;

FIG. 4 is a schematic structural diagram of an airborne air conditioning evaporation duct according to an embodiment of the present application;

FIG. 5 is a schematic cross-sectional view taken along line C-C of FIG. 4;

fig. 6 is an enlarged schematic view of the structure at L in fig. 5.

The reference numerals are represented as:

1. an air duct body; 2. an air inlet; 3. a pivot; 4. a first blade; 5. a second blade; 6. a magnet; 7. a magnetic member; 8. an annular flange; 9. a flexible sealing ring; 10. a limiting column; 11. a first step; 12. a second step; 13. an evaporator mounting location; 14. a water drainage joint.

Detailed Description

Referring to fig. 1 to 6 in combination, according to the embodiment of the present application, the airborne air conditioner evaporation air duct includes an air duct body 1, and an air inlet 2 of the air duct body 1 is provided with a blade, and the blade can be turned over relative to the air duct body 1, and the blade opens the air inlet 2 when the air duct body 1 enters air, and closes the air inlet 2 when the air duct body 1 stops entering air.

This machine carries air conditioner evaporation wind channel sets up the blade that can overturn in 2 departments of air intake, can open air intake 2 when the air inlet, close air intake 2 when not the air inlet, consequently can be when machine carries air conditioner evaporation wind channel air inlet, utilize the blade to carry out the water conservancy diversion to the air inlet, avoid causing the hindrance to the air inlet, improve air inlet efficiency, shutoff air outlet completely when stopping the air inlet, make the aircraft reliably the drainage under various flight attitudes, water can not follow air intake 2 and flow down under any flight attitude, simultaneously under the condition that machine carries equipment to shut down, realize closing air intake 2, can prevent effectively that machine carries the dirty stifled of air conditioner evaporation wind channel when machine carries equipment to shut down.

In traditional auxiliary cooling system, machine carries air conditioner evaporation wind channel all has two simultaneously, one is equipped with one or uses simultaneously, but guarantee that one does not use another normal use, just so need all adorn a check valve in the fan top, can close the wind channel when a shut down, prevent that cold wind from going out from the air intake 2 of another, this application because designed before air intake 2 can the pivoted blade, when the unit shuts down, can directly close air intake 2, just so can cancel check valve, can make the unit structure compacter, weight is lighter.

In one embodiment, the air inlet 2 is provided with a pivot 3, the blades include a first blade 4 and a second blade 5, the first blade 4 and the second blade 5 are pivoted on the pivot 3 and can open the air inlet 2 when the air duct body 1 enters air and close the air inlet 2 when the air duct body 1 stops entering air. In this embodiment, because the air intake cross-section in airborne air conditioner evaporation wind channel generally is circular, consequently falls into two semi-circular blades with the blade, can conveniently carry out the structural design and the installation of blade more, and when can making two blades amalgamation, form good matching with the air intake in addition, guarantee the sealed cooperation effect between blade and the air intake, prevent the comdenstion water from flowing from air intake 2 more effectively. In addition, two blade complex structures can reduce the setting degree of difficulty of pivot 3 to realize the rotation control of blade more easily, reduce the control degree of difficulty.

In one embodiment, when the onboard air conditioner evaporation air duct works, the fan starts to rotate to form air suction, and the first blade 4 and the second blade 5 are opened under the action of suction force generated by the fan, so that air can smoothly enter the air duct body 1 through the air inlet 2 to complete air supply; when airborne air conditioner evaporation wind channel stop work, first blade 4 and second blade 5 can seal air intake 2 to make the unable condensed water that drips on the evaporimeter flow from air intake 2, thereby guarantee that airborne air conditioner evaporation wind channel can effectively discharge the condensed water that the evaporimeter produced, avoid the condensed water to receive aircraft flight gesture influence and outside the air flue, improve the drainage reliability.

In one embodiment, the air inlet 2 is provided with an annular rib 8, the annular rib 8 at the air inlet 2 of the air duct body 1 is provided with a magnet 6, the first blade 4 and the second blade 5 are made of magnetic materials, and the first blade 4 and the second blade 5 can be attracted with the magnet 6 when the air inlet 2 is closed.

In one embodiment, the first blade 4 is provided with a magnet 6 or a magnetic member 7, the air inlet 2 is provided with an annular rib 8, the annular rib 8 at the air inlet 2 of the air duct body 1 is correspondingly provided with the magnetic member 7 or the magnet 6, and when the first blade 4 closes the air inlet 2, the magnet 6 is attracted to the magnetic member 7, or the magnetic member 7 is attracted to the magnet 6.

In one embodiment, the second blade 5 is provided with a magnet 6 or a magnetic member 7, the air inlet 2 is provided with an annular rib 8, the annular rib 8 at the air inlet 2 of the air duct body 1 is correspondingly provided with the magnetic member 7 or the magnet 6, and when the second blade 5 closes the air inlet 2, the magnet 6 is attracted to the magnetic member 7, or the magnetic member 7 is attracted to the magnet 6.

Through inlay the magnetism cooperation structure that can mutual actuation respectively on the annular flange 8 of blade and air intake 2 department, when the unit shut down, can reliably paste blade and annular flange 8 through magnetism cooperation structure and be in the same place, stable in structure when can guaranteeing that the blade seals air intake 2 can not take place the thing that air intake 2 opened easily, has guaranteed the reliability that air intake 2 closed, can increase and prevent effectively that the comdenstion water from flowing from air intake 2.

In one embodiment, an annular rib 8 is arranged at the air inlet 2, a flexible sealing ring 9 is arranged on one side of the annular rib 8 facing the first blade 4 and the second blade 5, and when the first blade 4 and the second blade 5 close the air inlet 2, the first blade 4 and the second blade 5 are in sealing fit with the flexible sealing ring 9. In this embodiment, by providing the flexible sealing ring 9, a better sealing effect can be achieved when the blade is attached to the annular rib 8.

In one embodiment, the first blade 4 and the second blade 5 include movable ends, a limiting post 10 is disposed on an inner wall of the air duct body 1, and the movable ends of the first blade 4 and the second blade 5 are folded when the air duct body 1 enters air and stop at two sides of the limiting post 10 to guide the air entering the air duct body 1. In this embodiment, through setting up spacing post 10, can be so that when wind channel body 1 advances, the blade can only rotate to the position of spacing post 10 to realize the effect that the wind-guiding is flow equalized.

In addition, the existence of spacing post 10 also can make first blade 4 and second blade 5 remain open state throughout after drawing in, when the fan reversal, can make first blade 4 and second blade 5 expand under the wind-force effect more conveniently to rotate annular flange 8 department fast, seal air intake 2, thereby need not extra actuating mechanism, just can conveniently realize the closure of air intake 2.

In one embodiment, when the movable ends of the first blade 4 and the second blade 5 are closed at two sides of the limiting column 10, the distance between the first blade 4 and the second blade 5 increases along the direction away from the pivot 3. In this embodiment, through setting up spacing post 10, can further make first blade 4 and second blade 5 form along the form that keeps away from pivot 3 direction interval and increase progressively, make things convenient for first blade 4 and second blade 5 to rotate the drive when the fan reversal more, improve the reaction rate of first blade 4 and second blade 5, guarantee the closing speed of air intake 2.

In one embodiment, the first blade 4 is provided with a first step 11 at a pivoting end, the second blade 5 is provided with a second step 12 at a pivoting end, and when the first blade 4 and the second blade 5 close the air inlet 2, the first step 11 and the second step 12 are spliced together to form a zigzag splicing structure. In this embodiment, after the first blade 4 and the second blade 5 close the air inlet 2, a gap is formed between the two blades, the first blade 4 is provided with a first step 11, the second blade 5 is also provided with a second step 12, the two steps are just matched, then the gap in the middle is changed into a Z-shaped gap, even if water is beaten on the blades, the water cannot flow out from the gap in the middle, and the sealing reliability of the blades on the air inlet 2 is further improved.

In one embodiment, an elastic return element is disposed between the first blade 4 and the second blade 5, and the elastic return element can apply an elastic force to the first blade 4 and the second blade 5 to close the air inlet 2. In this embodiment, after the fan stops, under the elasticity effect of elasticity return piece, also can effectively guarantee first blade 4 and second blade 5 and can seal air intake 2, in order to guarantee first blade 4 and second blade 5 to the leakproofness of air intake 2, when first blade 4 and second blade 5 seal air intake 2, elasticity return piece still can exert the elasticity pretightning force to first blade 4 and second blade 5, supports first blade 4 and second blade 5 and presses on annular flange 8.

In one embodiment, the top of the air duct body 1 is provided with an evaporator installation position 13, the evaporator installation position 13 is vertically arranged, and the installation surface of the evaporator installation position 13 forms an included angle of 25-35 degrees with respect to the plane.

In one embodiment, the bottom of the air duct body 1 is provided with a drain joint 14.

When the unit moves, the fan is opened, the first blade 4 and the second blade 5 are sucked, the blades are limited on the preset position through the limiting columns 10, the position can play a role in air guiding, air on the evaporator is distributed more uniformly, and the heat exchange effect of the evaporator is improved. After the unit operates for a period of time, because the evaporating temperature can reach about-10 ℃, so the evaporimeter frosts relatively easily, when frosting reaches certain thickness, influences the refrigeration effect of unit, just need to change frost this moment, and the program sets for the fan reversal during the defrosting, and wind blows on first blade 4 and second blade 5, and first blade 4 and second blade 5 rotate and seal air intake 2, and the fan reversal can make the water of changing the frost flow away more fast.

The edge of the annular flange 8 of the air inlet 2 is provided with the flexible sealing ring 9, so that the sealing of the edges of the blades and the annular flange 8 is ensured, water is completely sealed in the air duct body 1 during defrosting and can only be discharged through the water outlet, no matter the flying state is forward inclined, backward inclined or left-right inclined, the water cannot flow out of the air inlet 2, and the reliable drainage of various flying states is ensured.

When the unit stops running, the program sets the fan to rotate reversely, the first blade 4 and the second blade 5 are closed, when the blades are closed, the blades are attracted with the annular flange 8 through magnetic force, and the blades are ensured to be always in a closed state, namely a state that the air inlet 2 is closed after the unit fan stops, so that when the unit fan stops standby, other foreign matters such as dust in the environment cannot enter the air channel through the air inlet 2, the cleanness of the air channel can be ensured, the dirty blocking time of the evaporator can be delayed, and meanwhile, the maintenance interval time can be longer.

According to the embodiment of the application, the airborne auxiliary cooling system comprises an airborne air conditioner evaporation air duct which is the airborne air conditioner evaporation air duct.

It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.