CN207644609U - Air conditioner and marine air-conditioning system - Google Patents

Abstract

The utility model provides a kind of air conditioner and marine air-conditioning system.Air conditioner according to the present utility model includes：New bellows, the fresh inlet that new bellows have fresh air chamber and are connected to fresh air chamber；Blending bin, the return air inlet that blending bin has mixing chamber and is connected to mixing chamber, fresh air chamber are connected to mixing chamber；New wind turbine, new wind turbine are arranged in fresh air intracavitary.The air conditioner fresh air volume is constant, and effect is good.

Description

Air conditioner and marine air-conditioning system

Technical field

The utility model is related to apparatus of air conditioning fields, in particular to a kind of air conditioner and marine air-conditioning system.

Background technology

Ship is a more closed, greater compactness of space compared to common land building, in ship habitation to air quality (newly Air quantity) require it is very high.Marine air conditioning is based on full air central air conditioner system at present.In recent years due to scientific and technological progress with The raising that crewman's quality of life requires, variable air rate all-air air conditioning system starts to be widely available in ship to be practiced, full air The core of air-conditioning system is variable air volume air conditioner, is responsible for new air-conditioning system and concentrates introducing with return air, then passes through frequency conversion pressure fan Air quantity is conveyed to each air conditioning area.

In order to meet the quality requirement of conveying air quantity, constant fresh air quantity control has important meaning to air conditioning system with variable Justice, should ensure suck fresh air volume meet crewman life needed for air quality requirement, again control fresh air volume be unlikely to it is excessively high from And avoid energy consumption excessively high.In the art, constant fresh air quantity control solution relies heavily on control means and goes to solve, As Fig. 1 discloses a kind of air-conditioning box resetting constant fresh air volume, wherein 1 ' for new air return section, 2 ' be intermediate effcient fillter section, 3 ' be cold and hot exchange coil section, 4 ' be humidifier section, 5 ' be air supply section, 6 ' be fresh wind tube, 7 ' be fresh air dibit Electric air valve, 8 ' be Return air motorized adjustment air-valve, 9 ' be backwind tube, 10 ' be actuator, 11 ' be negative pressure pressure-measuring pipe, 12 ' be zero-pressure pressure-measuring pipe, 13 ' be The device in order to control of differential pressure pickup, 14 '.The blending bin differential pressure pickup for measuring fresh air volume size indirectly is introduced in the program, is passed through It adjusts the aperture of return air motorized adjustment air-valve 8 ' and comes for definite value to adjust blending bin ideal voltage stabilizing point and the pressure difference of outdoor neutral point Indirect control fresh air volume is setting value, to reach the target of fresh air volume constant control.

Implement to solve fresh air volume persistent problem to be feasible by above-mentioned control, but be also more complicated, passes through Fig. 1 institutes Show, the load automatic control hardware such as electric air valve actuator 10 ', differential pressure pickup 13 ' and programmable controller and software, load need to be increased Greatly.In addition, in practical work process, influenced by external fresh air pipeline, return air duct etc., blending bin ideal voltage stabilizing point position is not It is good to determine, and accuracy of measurement is very impacted.

Utility model content

The utility model is intended to provide a kind of air conditioner and marine air-conditioning system for capableing of constant fresh air volume.

The utility model provides a kind of air conditioner comprising：New bellows, new bellows have fresh air chamber and connect with fresh air chamber Logical fresh inlet；Blending bin, the return air inlet that blending bin has mixing chamber and is connected to mixing chamber, fresh air chamber connect with mixing chamber It is logical；New wind turbine, new wind turbine are arranged in fresh air intracavitary.

Optionally, air conditioner further includes non-return water conservancy diversion grid, and non-return water conservancy diversion grid is fixed at return air inlet, and position In in mixing chamber.

Optionally, non-return water conservancy diversion grid includes water conservancy diversion frame and guide vane, and water conservancy diversion frame is fixed in blending bin, guide vane It is arranged on water conservancy diversion frame, and the height of the one end in the outside of the close blending bin of guide vane is less than the close mixing of guide vane The height of one end inside case.

Optionally, the value range of the first angle a of guide vane and horizontal plane is more than or equal to 20 ° and to be less than or wait In 50 °.

Optionally, guide vane is multiple and interval setting successively, and the distance between two neighboring guide vane is 25mm.

Optionally, new bellows setting corresponds in blending bin, in blending bin is provided with water conservancy diversion air port at new bellows, fresh air chamber It is connected to mixing chamber by water conservancy diversion air port.

Optionally, there is the first distance H1, water conservancy diversion air port between blending bin width direction, water conservancy diversion air port and return air inlet Positioned at the top of blending bin, return air inlet is located at the side wall of blending bin, along blending bin short transverse, the bottom end in water conservancy diversion air port with return There is second distance H2 between the top of wind inlet.

Optionally, the second included angle B of the bottom center in water conservancy diversion air port and the line of centres of return air inlet and horizontal plane takes Value is ranging from greater than or equal to 20 ° and is less than or equal to 50 degree.

Optionally, it is the pressure-stabilizing section of third length H3 that new bellows, which have length, and the inner section of new bellows is square, square The length of shape is the 4th length H4, and the impeller diameter of new wind turbine is first diameter D, the of third length more than or equal to 0.4 times The ratio of one diameter D, the 4th length H4 and first diameter D is greater than or equal to 1.5.

Optionally, air conditioner further includes pressure fan and temperature regulation section, and blower setting is in mixing chamber, temperature regulation section It is set between return air inlet and pressure fan, and adjusts the temperature and/or humidity of mixed airflow.

Optionally, temperature regulation section includes：Filter, filter are arranged in blending bin；Air heater, air heating Device is arranged in blending bin, and along air current flow direction, air heater is located at the downstream of filter；Aerial cooler, air Cooler is arranged in blending bin, and along air current flow direction, aerial cooler is located at air heater downstream.

Optionally, temperature regulation section further includes：Water fender, water fender are arranged in blending bin, and along air current flow direction, Water fender is located at the downstream of aerial cooler；Air humidifier, air humidifier are arranged in blending bin, and along air-flow flowing side To air humidifier is located at water fender downstream.

Optionally, it is provided with the fresh air air inlet adjustment valve of control fresh inlet aperture on fresh inlet, is set on return air inlet It is equipped with the return air air inlet adjustment valve of control return air inlet aperture.

Another aspect according to the present utility model provides a kind of marine air-conditioning system comprising above-mentioned air conditioner.

Air conditioner and marine air-conditioning system according to the present utility model, new bellows with external fresh air pipeline for connecting, newly Wind turbine is arranged in new bellows, so as to which the crushing of external pipe is overcome to realize air inlet.Since air conditioner is integrated with new bellows With new wind turbine, thus the influence for solving external pipe crushing, pressure fan frequency conversion etc. to fresh air intake ensure that fresh air volume Stablize.Blending bin is used to the fresh air flowed into from new bellows be mixed airflow with the return air convergence flowed by return air inlet.It should Air conditioner has constant fresh air conditioner box structure, compared with previous variable air volume air conditioner, by fresh air volume constant control problem from logical It crosses to solve to be transferred in air-conditioning equipment in system engineering construction and integrates solution, can not only reduce system engineering air hose installation Difficulty, and fresh air quantity control stability can be improved.By fresh air pressure oscillation caused by pressure fan frequency conversion, different engineering fresh airs The influence of the factors variation such as pipe drag characteristic influence is preferably minimized, and the fresh air quantity control deviation of the air conditioner can be ± 10% In~± 15% range, it is constant to well ensure fresh air volume.

Description of the drawings

The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model Illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model.In attached drawing In：

Fig. 1 is the structural schematic diagram of the air-conditioning box in the prior art for resetting constant fresh air volume；

Fig. 2 is the main structure diagram of air conditioner according to the present utility model；

Fig. 3 is the side structure schematic view of air conditioner according to the present utility model；

Fig. 4 is the overlooking structure diagram of air conditioner according to the present utility model；

Fig. 5 is the structural schematic diagram of the new bellows of air conditioner according to the present utility model；

Fig. 6 is the main structure diagram of the non-return water conservancy diversion grid of air conditioner according to the present utility model；

Fig. 7 is the side structure schematic view of the non-return water conservancy diversion grid of air conditioner according to the present utility model.

Reference sign：

The prior art：

1 ', new air return section；2 ', intermediate effcient fillter section；3 ', cold and hot exchange coil section；4 ', humidifier section；5 ', air supply section；6’、 Fresh wind tube；7 ', fresh air dibit Electric air valve；8 ', return air motorized adjustment air-valve；9 ', backwind tube；10 ', actuator；11 ', negative pressure Pressure-measuring pipe；12 ', zero-pressure pressure-measuring pipe；13 ', differential pressure pickup；14 ', controller；

The utility model：

1, new bellows；2, fresh inlet；3, blending bin；4, return air inlet；5, water conservancy diversion air port；6, new wind turbine；7, pressure fan； 8, non-return water conservancy diversion grid；9, filter；10, pressure-stabilizing section；11, aerial cooler；12, water fender；13, air humidifier；14, it returns Wind air inlet adjustment valve；15, air heater；17, fresh air air inlet adjustment valve；18, air supply plenum chamber；19, electric cabinet；81, water conservancy diversion Frame；82, guide vane.

Specific implementation mode

The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

As shown in Figures 2 to 7, embodiment according to the present utility model, air conditioner include new bellows 1, blending bin 3 and fresh air Machine 6.The fresh inlet 2 that new bellows 1 have fresh air chamber and are connected to fresh air chamber.Blending bin 3 has mixing chamber and connects with mixing chamber Logical return air inlet 4, fresh air chamber are connected to mixing chamber.The new setting of wind turbine 6 is connected in fresh air intracavitary, and with fresh air chamber.New bellows 1 For being connect with external fresh air pipeline, new wind turbine 6 is arranged in new bellows 1, so as to which the crushing of external pipe is overcome to realize Air inlet.Since air conditioner is integrated with new bellows 1 and new wind turbine 6, thus solves external pipe crushing, pressure fan frequency conversion etc. to new The influence of wind intake ensure that the stabilization of fresh air volume.Blending bin 3 is used for the fresh air flowed into from new bellows 1 and passes through return air The return air convergence that import 4 flows into is mixed airflow.

The air conditioner has constant fresh air conditioner box structure, compared with previous variable air volume air conditioner, by the constant control of fresh air volume Problem processed, which solves to be transferred to from constructing by system engineering, integrates solution in air-conditioning equipment, can not only reduce system engineering wind Pipe installation difficulty, and fresh air quantity control stability can be improved.By fresh air pressure oscillation caused by 7 frequency conversion of pressure fan, The influence of the factors variations such as different engineering fresh wind tube drag characteristics influences is preferably minimized, and the fresh air quantity control of the air conditioner is inclined Difference it is constant can to well ensure fresh air volume in ± 10%~± 15% range.

Optionally, in the present embodiment, new bellows 1 are arranged in blending bin 3, and by corresponding to new bellows 1 in blending bin 3 The water conservancy diversion air port 5 of place's setting is connected to the fresh air chamber of new bellows 1.

Optionally, in the present embodiment, the difference of air themperature, humidity etc. is required in order to meet user, is adapted to simultaneously Air is adjusted in different external environments, and the air-flow after the adjusting of conveying is made to disclosure satisfy that user demand, improves comfort, Air conditioner further includes pressure fan 7 and temperature regulation section, and wherein pressure fan 7 is arranged in mixing chamber, and is carried out according to institute's required airflow Air-supply.Temperature regulation section is set between return air inlet 4 and pressure fan 7, and adjusts the temperature and/or humidity of mixed airflow.When So, it should be noted that temperature regulation section is not limited to the adjusting only to temperature according to the different needs, can be as needed Humidity, cleanliness factor etc. are adjusted, as long as increasing corresponding function module.

Optionally, temperature regulation section includes filter 9, air heater 15, aerial cooler 11, water fender 12 and air Humidifier 13.Certainly, temperature regulation section as needed can be omitted one of those or several structures.

Filter 9 is arranged in blending bin 3, is used to filter mixed airflow to reduce the impurity in mixed airflow, pollution Object etc., lift gas cleannes.On the one hand pollutant deposition in blending bin 3 is avoided to pollute, influence device uses the longevity On the other hand life ensures that airflow cleans degree can ensure user health, promotes comfort.

Air heater 15 is arranged in blending bin 3, and along air current flow direction, air heater 15 is located at filter 9 Downstream.Air heater 15 can be used for promoting mixed airflow temperature, such as lower right in ambient temperature Mixed airflow heats up, and to be conveyed to the more comfortable air-flow of user temperature, meets user demand.Air heater 15 can be Any structure that can realize air-flow heating such as electric heater or condenser.

Aerial cooler 11 is arranged in blending bin 3, and along air current flow direction, and aerial cooler 11 is located at air heating 15 downstream of device.Aerial cooler 11 can cool down air-flow, on the one hand make the temperature of air-flow suitable, on the other hand can lead to Overcooled mode removes a part of drop or vapor in air-flow, to adjust airflow humidity.Aerial cooler 11 can So that evaporator or other cooling structures.

Optionally, water fender 12 is arranged in blending bin 3, and along air current flow direction, water fender 12 is located at air cooling The downstream of device 11.Water fender 12 is used for the droplet in filtered airflow, realizes the humidity regulation of air-flow.

Air humidifier 13 is arranged in blending bin 3, and along air current flow direction, air humidifier 13 is located at water fender 12 Downstream.Into the air-flow that repeatedly dehumidifies excessively may aridity be excessively high or the airflow humidity of user demand is larger, therefore, in order to full Sufficient demand can carry out humidifier by air humidifier 13 to mixed airflow.Air humidifier 13 can be shower humidification, It is humidified after being atomized the liquid by ultrasonic wave.

By temperature regulation section treated air-flow, transferred out using pressure fan 7.Not according to air quantity demand and environment Together, pressure fan 7 is preferably frequency conversion fan, meet demand that in this way can be relatively good, and saves the energy.

As shown in Figures 2 and 3, new bellows 1 are fixedly connected on the top of blending bin 3, and water conservancy diversion air port 5 also is located at blending bin 3 Top.Optionally, it is set by carrying out the dislocation of certain angle in blending bin 3 to the position of return air inlet 4 and water conservancy diversion air port 5 Meter prevents fresh air from being flow backwards from 4 short circuit of return air inlet, it is ensured that the mixed effect of fresh air air inlet effect and fresh air and return air.

Along 3 width direction of blending bin, between water conservancy diversion air port 5 and return air inlet 4 there is the first distance H1, the first distance H1 to be Guidance stream air port 5 near return air inlet 4 on one side with return air inlet 4 near water conservancy diversion air port 5 while the distance between, I.e. along the width direction of blending bin 3, the minimum range in water conservancy diversion air port 5 and return air inlet 4.

Water conservancy diversion air port 5 is located at the top of blending bin 3, and return air inlet 4 is located at the side wall of blending bin 3, along 3 height side of blending bin To it refers to along mixing to have second distance H2, i.e. second distance H2 between the bottom end and the top of return air inlet 4 in water conservancy diversion air port 5 The short transverse of case 3, the minimum range in water conservancy diversion air port 5 and return air inlet 4.

The value range of the bottom center in water conservancy diversion air port 5 and the second included angle B of the line of centres of return air inlet 4 and horizontal plane To be greater than or equal to 20 ° and being less than or equal to 50 degree.

Dislocation design in this way, makes return air inlet 4 be avoided newly in staggered positions in the height direction with water conservancy diversion air port 5 Wind is easy directly to flow backwards away from return air inlet 4, and the 20 °≤B in 4 center of return air inlet and fresh inlet centric angle satisfaction≤ 50 °, it is ensured that air inlet will not be by the directly short stream of return air inlet 4, to ensure that air inlet effect and intake.

As shown in Figures 6 and 7, optionally, in order to further ensure air inlet effect, at the same the return air inside blending bin 3 into A section non-return water conservancy diversion grid 8 is added at mouth 4, had not only played the role of return air water conservancy diversion and has been uniformly mixed with fresh air, but also increases fresh air from return air The windage that import 4 is flow backwards, plays the role of fresh air " non-return " reverse-filling and goes out, and to conveying, fresh air volume is constant to also function to good control Effect.

Non-return water conservancy diversion grid 8 is fixed at return air inlet 4, and in mixing chamber.Optionally, non-return water conservancy diversion grid 8 include water conservancy diversion frame 81 and guide vane 82.Water conservancy diversion frame 81 is fixed in blending bin 3, for installing and fixed guide vane 82.It leads It flows blade 82 to be arranged on water conservancy diversion frame 81, and the height of the one end in the outside of the close blending bin 3 of guide vane 82 is less than water conservancy diversion The height of one end inside the close blending bin 3 of blade 82.

In the present embodiment, guide vane 82 is multiple and interval setting successively, between two neighboring guide vane 82 Distance is 25mm.Certainly, according to the difference of the size of return air inlet 4 and air quantity, wind speed demand, guide vane 82 it Between spacing can determine according to demand.

The value range of guide vane 82 and the first angle a of horizontal plane is more than or equal to 20 ° and to be less than or equal to 50°。

Non-return water conservancy diversion grid 8 can be the single blade oblique angle structure of diagram, the Leaf Conductance flow angle i.e. value of the first angle a Ranging from 20 °≤a≤50 °, blade a pitch of fins d ≈ 25mm, width of blade L >=100mm may be implemented good reliable water conservancy diversion and stop Return effect.The single blade oblique angle structure for wherein removing diagram can also be W types, V-type, S types or other derived from single blade It is similar to play water conservancy diversion, increase the blade construction form that fresh air flows backwards resistance.

Optionally, as shown in Figure 2 and Figure 5, the integrated air conditioner for determining the new wind turbine of air quantity 6, new wind turbine 6 can be centrifugal Or axial-flow type.It is the pressure-stabilizing section 10 of third length H3 that new bellows 1, which have length, and the inner section of new bellows 1 is square, square The length of shape is the 4th length H4, and the impeller diameter of new wind turbine 6 is first diameter D, the of third length more than or equal to 0.4 times The ratio of one diameter D, the 4th length H4 and first diameter D is greater than or equal to 1.5.By being set in the front of new bellows 1 (constant pressure case) The pressure-stabilizing section 10 for playing voltage stabilizing current balance function that a segment length is third length H3 is set, for balancing external irregular fresh air pipe network Caused by crushing.New bellows 1 inner section size A*A, the impeller first diameter D of new wind turbine 6.The wherein pressure-stabilizing section 10 of the new bellows Third length H3 >=0.4D, sectional dimension A/ impeller diameters D >=1.5, to realize preferable voltage regulation result.

Optionally, in order to meet air quantity regulatory demand, the fresh air of control 2 aperture of fresh inlet is provided on fresh inlet 2 Air inlet adjustment valve 17 is provided with the return air air inlet adjustment valve 14 of control 4 aperture of return air inlet on return air inlet 4.It is new by adjusting The aperture of wind air inlet adjustment valve 17 and return air air inlet adjustment valve 14 can be realized as the adjusting of fresh air volume and return air amount.

As shown in Fig. 2, air conditioner further includes air supply plenum chamber 18 and electric cabinet 19, air supply plenum chamber 18 and blending bin 3 Air outlet connects.Electric cabinet 19 is used to control each electric-controlled parts in air conditioner.

Another aspect according to the present utility model provides a kind of marine air-conditioning system comprising above-mentioned air conditioner.

Using the marine air-conditioning system of the air conditioner, compared with previous variable air volume air conditioner is applied, constant fresh air volume is set Meter implementation is simple and reliable, more direct, can save the compositions such as electric air valve actuator, differential pressure pickup and programmable controller Determine fresh air volume robot control system(RCS), cost is lower.

The constant fresh air conditioner box structure of air conditioner, by being carried out to return air inlet 4 and 5 position of water conservancy diversion air port in blending bin The dislocation of certain angle designs, and prevents fresh air from being flow backwards from 4 short circuit of return air inlet, while 3 inside return air inlet 4 of blending bin adds one Non-return water conservancy diversion grid 8 is saved, had not only played the role of return air water conservancy diversion and has been uniformly mixed with fresh air, but also increases what fresh air was flow backwards from return air inlet 4 Windage plays the role of fresh air " non-return " reverse-filling and goes out, and to conveying, fresh air volume is constant to also function to good control action.

The marine air-conditioning system processing procedure is as follows：

Fresh air is passed through into new bellows 1 regardless of outer tube from external irregularly take over by fresh inlet 2 The pressure-stabilizing section 10 of new bellows 1 sucks, then inside water conservancy diversion air port 5 jet stream to blending bin 3 of 1 lower section of new bellows.Return air passes through in cabin After non-return water conservancy diversion grid 8 changes angle a, through filter 9, aerial cooler 11, change after being sufficiently mixed with the fresh air of jet stream The equal indentation air supply plenum chamber 18 of the pressure fan 7 of air quantity, air conditioning area is sent to by wind pipe.

Blending bin has enough volumes, and static pressure is influenced by variable air rate pressure fan 7 in blending bin, but influences limited extent, according to Reliable analysis, within 7 variable air rate of normal pressure fan, 50%~100% range, due to static pressure in new bellows 1 caused by pressure fan 7 Fluctuation≤50Pa, therefore complete machine operational process, static pressure fluctuation is 0 (before new wind turbine) before fresh air constant pressure case, i.e. blending bin after new wind turbine 6 Fluctuation ± 50Pa can be ignored in 3, therefore new wind turbine 6 determines rotating speed operation and necessarily ensures that the fresh air volume of input is steady state value.This Structure can be obtained through emulation, and no matter how outer tube changes, once take over fixed static pressure damage determines, complete machine variable air volume running Process, fresh air volume suck change rate≤± 15%, have reached design object.

Air conditioner and marine air-conditioning system according to the present utility model have the following technical effect that：

New wind turbine and fresh air quantity control device are integrated in the transducer air conditioning total solution of one, compares common air-conditioning Device unit is added in the technical solution of engineering air-line system independently installed 1 set of new wind turbine and fresh air volume detection limit device again, more saves Installation space volume is very suitable for this use occasion etc. extremely compact to equipment installation volume such as ship.

Fresh air measuring device measuring point sampling location is at the air inlet air-ducting ring of new wind turbine and the new uniform pressure measurement of wind turbine air intake surface Locate (i.e. pressure-stabilizing section), either enters the wind air-ducting ring or air intake surface avoids the air-flows mutation structures such as mixed wind, and sampling uses Annular pressure pipe device is plugged into fresh air quantity sensor again, ensures that fresh air volume sampled data is stable, accurate, so built-in accurate fresh air It is inaccurate and unstable due to being measured caused by fluctuation directly to avoid static pressure in measurement blending bin indirectly for measuring device Drawback, and the technical solution applicability is very high, compatible different new, return air take over system-head curve do not influence fresh air measurement Accuracy of measurement.

The air conditioner is a kind of air conditioner structure and variable air rate of the constant fresh air volume needing not rely on control strategy solution Air conditioner ensures that fresh air volume is stable, constant by the design in structural gap flow field, simple and practical in structure, and it is complete to can be applicable to ship Air air conditioning system with variable and to other lands air-conditioning occasion.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (14)

1. a kind of air conditioner, which is characterized in that including：

New bellows (1), the fresh inlet (2) that the new bellows (1) have fresh air chamber and are connected to the fresh air chamber；

Blending bin (3), the return air inlet (4) that the blending bin (3) has mixing chamber and is connected to the mixing chamber, the fresh air Chamber is connected to the mixing chamber；

New wind turbine (6), the new wind turbine (6) are arranged in the fresh air intracavitary.

2. air conditioner according to claim 1, which is characterized in that the air conditioner further includes non-return water conservancy diversion grid (8), institute It states non-return water conservancy diversion grid (8) to be fixed at the return air inlet (4), and in the mixing chamber.

3. air conditioner according to claim 2, which is characterized in that the non-return water conservancy diversion grid (8) includes water conservancy diversion frame (81) With guide vane (82), the water conservancy diversion frame (81) is fixed in the blending bin (3), and the guide vane (82) is arranged described On water conservancy diversion frame (81), and the height of one end close to the outside of the blending bin (3) of the guide vane (82) is less than described The height of one end internal close to the blending bin (3) of guide vane (82).

4. air conditioner according to claim 3, which is characterized in that the first angle of the guide vane (82) and horizontal plane The value range of a is more than or equal to 20 ° and to be less than or equal to 50 °.

5. air conditioner according to claim 3, which is characterized in that the guide vane (82) is multiple and interval is set successively It sets, the distance between two neighboring described guide vane (82) is 25mm.

6. air conditioner according to claim 1, which is characterized in that the new bellows (1) are arranged in the blending bin (3) On, it is corresponded on the blending bin (3) and is provided with water conservancy diversion air port (5) at the new bellows (1), the fresh air chamber passes through water conservancy diversion air port (5) it is connected to the mixing chamber.

7. air conditioner according to claim 6, which is characterized in that along the blending bin (3) width direction, the water conservancy diversion wind There is the first distance H1, the water conservancy diversion air port (5) to be located at the top of the blending bin (3) between mouth (5) and the return air inlet (4) Portion, the return air inlet (4) are located at the side wall of the blending bin (3), along the blending bin (3) short transverse, the water conservancy diversion wind There is second distance H2 between the bottom end and the top of the return air inlet (4) of mouth (5).

8. air conditioner according to claim 7, which is characterized in that the bottom center of the water conservancy diversion air port (5) and described time The value range of the line of centres of wind inlet (4) and the second included angle B of horizontal plane is more than or equal to 20 ° and to be less than or equal to 50 Degree.

9. air conditioner according to claim 6, which is characterized in that it is third length H3 that the new bellows (1), which have length, Pressure-stabilizing section (10), the inner section of the new bellows (1) is square, and the length of the square is the 4th length H4, described The impeller diameter of new wind turbine (6) is first diameter D, and the third length is greater than or equal to 0.4 times of the first diameter D, institute The ratio for stating the 4th length H4 and first diameter D is greater than or equal to 1.5.

10. air conditioner according to claim 1, which is characterized in that the air conditioner further includes pressure fan (7) and temperature tune Section portion, the pressure fan (7) are arranged in the mixing chamber, and the temperature regulation section is set to the return air inlet (4) and institute Between stating pressure fan (7), and adjust the temperature and/or humidity of mixed airflow.

11. air conditioner according to claim 10, which is characterized in that the temperature regulation section includes：

Filter (9), filter (9) setting is in the blending bin (3)；

Air heater (15), the air heater (15) setting is in the blending bin (3), and along air current flow direction, The air heater (15) is located at the downstream of the filter (9)

Aerial cooler (11), the aerial cooler (11) setting is in the blending bin (3), and along air current flow direction, The aerial cooler (11) is located at the air heater (15) downstream.

12. air conditioner according to claim 11, which is characterized in that the temperature regulation section further includes：

Water fender (12), water fender (12) setting is interior in the blending bin (3), and along air current flow direction, the water blocking Plate (12) is located at the downstream of the aerial cooler (11)；

Air humidifier (13), the air humidifier (13) setting is in the blending bin (3), and along air current flow direction, The air humidifier (13) is located at the water fender (12) downstream.

13. air conditioner according to claim 1, which is characterized in that it is described new to be provided with control on the fresh inlet (2) The fresh air air inlet adjustment valve (17) of wind inlet (2) aperture is provided with the control return air inlet (4) on the return air inlet (4) The return air air inlet adjustment valve (14) of aperture.

14. a kind of marine air-conditioning system, which is characterized in that including the air conditioner described in any one of claim 1-11.