Energy-saving clean type air conditioning unit

Abstract

The utility model relates to the field of air purification equipment, in particular to an energy-saving clean type air conditioning unit, which is characterized in that indoor return air passes through a second air guide channel of an air guide heat exchanger and then is exhausted out of a room from an exhaust outlet, and meanwhile, outdoor fresh air enters an upper box body through a fresh air inlet; the fresh air enters the lower box body through a first air guide channel of the air guide heat exchanger and exchanges heat with return air when passing through the first air guide channel, so that the temperature of the fresh air is closer to the indoor temperature, the energy-saving effect is improved, finally, the fresh air is fed into a room from an air supply outlet, indoor polluted air can be exhausted, the filtering effect is good, and the air cleanliness is high; when the indoor air pollution degree is not high, the channel opening and closing baffle is opened, and the first electric louver and the second electric louver are closed, so that return air can enter from the return air inlet, passes through the return air channel and then is sent back into a room from the air supply outlet, the cyclic utilization effect is achieved, and the energy-saving effect is further improved; and a full-fresh-air or full-return-air mode can be adopted, so that the applicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to air purification equipment field especially relates to an energy -conserving clean air conditioning unit. BACKGROUND

[0002] Air conditioning unit is air handling unit, air handling unit is a centralized air handling system, is assembled by various air handling function section, generally includes fan, heater, cooler and filter each component, realizes the processing to air through filtering, dehumidification, refrigeration, heating etc.

[0003] But adopt the mode of mixing of part new air and part return air, when the indoor pollution is serious in a production stage, the pollution of return air is not sufficient, causes the pollution backflow, cannot adopt the mode of all new air and expels the indoor pollution air, further causes the filter assembly dust accumulation to be serious, reduces the filtration effect, reduces the air cleanliness, and when the indoor air pollution degree is not high, because the temperature of return air and indoor temperature is closer, so the mode of all return air recycling is more energy -conserving, but the current mode is single and cannot change the mode according to different conditions, and the applicability is low. UTILITY MODEL CONTENTS

[0004] In order to overcome the insufficient of prior art, the utility model provides a kind of energy -conserving clean air conditioning unit, can adopt all new air or all return air mode, can expel indoor pollution air, filtration effect is good, air cleanliness is high, improve energy -conserving effect and applicability is high.

[0005] The technical scheme that the utility model adopts is as follows:

[0006] The utility model provides an energy -conserving clean type air conditioning unit, including upper box and setting in the lower side of upper box lower box, the both ends of upper box are provided with fresh air inlet and return air inlet respectively, the both ends of lower box are provided with air supply outlet and exhaust outlet respectively, and the exhaust outlet is arranged below the fresh air inlet, and the air -flow heat exchanger is arranged between the upper box and the lower box, a plurality of first air -flow channels and a plurality of second air -flow channels are arranged on the air -flow heat exchanger, a plurality of first air -flow channels and a plurality of second air -flow channels are spaced apart from each other, the both ends of first air -flow channel are communicated with fresh air inlet and air supply outlet respectively, the both ends of second air -flow channel are communicated with return air inlet and exhaust outlet respectively, the inner side of fresh air inlet is equipped with first electric louver, and the inner side of exhaust outlet is equipped with second electric louver, the return air passage is communicated between the air -flow heat exchanger and the return air inlet, and the channel opening and closing baffle is slidably connected to the middle part of return air passage.

[0007] As preferred, one side of the channel opening and closing baffle is connected with a cylinder for driving the sliding of the channel opening and closing baffle, and the cylinder is fixed in the upper box.

[0008] As preferred, the inner side of the return air passage is provided with a groove, and a rubber sealing strip is connected to the side of the channel opening and closing baffle away from the cylinder, and the rubber sealing strip is movably embedded in the groove.

[0009] As preferred, the first electric louver and the second electric louver are the same in structure and each include a first connecting rod, a frame and a motor, a plurality of blades are uniformly arranged in the frame in a vertical direction, a rotating shaft is connected to the middle part of the blade, the both ends of the rotating shaft are rotatably connected to the frame, and the second connecting rod is connected to the rotating shaft after penetrating out of the frame, the plurality of second connecting rods are hingedly connected to the first connecting rod, the motor is fixed to one side of the frame, and the output end of the motor is connected to one of the rotating shafts.

[0010] As preferred, a non-woven fabric bag type filter is arranged in the lower box, and the non-woven fabric bag type filter is arranged between the return air passage and the air supply outlet.

[0011] As preferred, a heating coil and a cooling coil are arranged between the non-woven fabric bag type filter and the air supply outlet.

[0012] As preferred, a return air fan is arranged at the inner side of the return air inlet, and an air supply fan is arranged at the inner side of the air supply outlet.

[0013] As preferred, a first maintenance door and a second maintenance door are arranged on the lower box, the first maintenance door is arranged at the lower side of the first air -flow channel, and the second maintenance door is arranged at the lower side of the second air -flow channel.

[0014] As preferred, the air -flow direction of the first air -flow channel is perpendicular to the air -flow direction of the second air -flow channel.

[0015] As preferred, the material of the air -flow heat exchanger is aluminum alloy.

[0016] The utility model discloses the beneficial effect lies in:

[0017] The energy-saving clean air conditioning unit makes the return air of indoor enter the upper box through the return air inlet, then enters the lower box through the second air guide passage of air guide heat exchanger and is discharged to the outdoor from the exhaust air outlet, simultaneously, makes the fresh air of outdoor enter the upper box through the fresh air inlet, then enters the lower box through the first air guide passage of air guide heat exchanger, and when passing through the first air guide passage, carries out heat exchange with the return air, makes the temperature of fresh air and the temperature of indoor more close, improves the energy-saving effect, finally makes the fresh air from the air supply outlet and enters indoor, can discharge indoor contaminated air, and the filtration effect is good, and the air cleanliness is high, when the indoor air pollution degree is not high, opens the passage opening and closing baffle and closes the first electric louver and the second electric louver, makes the return air enter through the return air inlet and is sent back to indoor from the air supply outlet after passing through the return air passage, reaches the recycling effect, further improves the energy-saving effect, and can adopt the full fresh air or full return air mode, improves the applicability. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the first three-dimensional schematic view of the utility model.

[0019] Figure 2 It is the second three-dimensional schematic view of the utility model.

[0020] Figure 3 It is the first internal structure schematic view of the utility model.

[0021] Figure 4 It is the second internal structure schematic view of the utility model.

[0022] Figure 5 It is the structure schematic view of air guide heat exchanger.

[0023] Figure 6 It is the first three-dimensional schematic view of the first electric louver or the second electric louver.

[0024] Figure 7 It is the second three-dimensional schematic view of the first electric louver or the second electric louver.

[0025] Figure 8 It is the air flow direction schematic view of full fresh air mode.

[0026] Figure 9 It is the air flow direction schematic view of full return air mode.

[0027] In the figure: 1. upper box body; 2. lower box body; 3. fresh air inlet; 4. return air inlet; 5. air supply outlet; 6. air exhaust outlet; 7. air guide heat exchanger; 8. first air guide channel; 9. second air guide channel; 10. first electric louver; 11. second electric louver; 12. return air channel; 13. channel opening and closing baffle; 14. air cylinder; 15. groove; 16. rubber sealing strip; 17. first connecting rod; 18. frame body; 19. motor; 20. blade; 21. rotating shaft; 22. second connecting rod; 23. non-woven bag filter; 24. heating coil; 25. cooling coil; 26. return air fan; 27. air supply fan; 28. first maintenance door; 29. second maintenance door. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0029] Please refer to Figures 1-7 The present application provides a technical solution: an energy-saving clean air conditioning unit, comprising an upper box body 1 and a lower box body 2 arranged at the lower side of the upper box body 1, a fresh air inlet 3 and a return air inlet 4 are arranged at the two ends of the upper box body 1 respectively, an air supply outlet 5 and an air exhaust outlet 6 are arranged at the two ends of the lower box body 2 respectively, the air exhaust outlet 6 is arranged below the fresh air inlet 3, an air guide heat exchanger 7 is arranged in communication between the upper box body 1 and the lower box body 2, a plurality of first air guide channels 8 and a plurality of second air guide channels 9 are arranged on the air guide heat exchanger 7, the plurality of first air guide channels 8 and the plurality of second air guide channels 9 are arranged at intervals with respect to each other, the two ends of the first air guide channel 8 are in communication with the fresh air inlet 3 and the air supply outlet 5 respectively, the two ends of the second air guide channel 9 are in communication with the return air inlet 4 and the air exhaust outlet 6 respectively, a first electric louver 10 is arranged at the inner side of the fresh air inlet 3, a second electric louver 11 is arranged at the inner side of the air exhaust outlet 6, a return air channel 12 is arranged in communication between the air guide heat exchanger 7 and the return air inlet 4, and a channel opening and closing baffle 13 is slidably connected to the middle part of the return air channel 12.

[0030] The return air in the room enters the upper box 1 through the return air inlet 4, then enters the lower box 2 through the second air guide passage 9 of the air guide heat exchanger 7, and is discharged to the outdoor through the exhaust air outlet 6, at the same time, the outdoor fresh air enters the upper box 1 through the fresh air inlet 3, then enters the lower box 2 through the first air guide passage 8 of the air guide heat exchanger 7, and exchanges heat with the return air when passing through the first air guide passage 8, so that the temperature of the fresh air is closer to the temperature in the room, the energy saving effect is improved, finally the fresh air is sent into the room from the air supply outlet 5, the polluted air in the room can be discharged, the filtering effect is good, the air cleanliness is high, when the indoor air pollution degree is not high, the channel opening and closing baffle 13 is opened and the first electric shutter 10 and the second electric shutter 11 are closed, so that the return air can enter through the return air inlet 4 and be sent back to the room from the air supply outlet 5 after passing through the return air passage 12, the effect of recycling is achieved, the energy saving effect is further improved, and the applicability is improved by using all fresh air or all return air mode.

[0031] In order to facilitate the automatic driving of the channel opening and closing baffle 13 to translate, and then form the closing or opening effect of the return air passage 12, in the embodiment, preferably, one side of the channel opening and closing baffle 13 is connected with the air cylinder 14 for driving the sliding thereof, the air cylinder 14 is fixed in the upper box 1, and the purpose is to drive the channel opening and closing baffle 13 to translate by the air cylinder 14, so that the channel opening and closing baffle 13 moves into the middle part of the return air passage 12 or moves away from the return air passage 12, so that the return air passage 12 forms the closing or opening effect.

[0032] In order to facilitate the improvement of the sealing effect when the return air passage 12 is closed, in the embodiment, preferably, the inner side of the return air passage 12 is provided with the groove 15, and the side of the channel opening and closing baffle 13 away from the air cylinder 14 is connected with the rubber sealing strip 16, the rubber sealing strip 16 is movably embedded in the groove 15, and the purpose is that when the air cylinder 14 drives the channel opening and closing baffle 13 to move into the middle part of the return air passage 12, the rubber sealing strip 16 is embedded in the groove 15, so that the sealing effect of the return air passage 12 when closed is improved.

[0033] In order to facilitate the new air inlet 3 and exhaust port 6 automatically form the closing state or open state, in the embodiment, preferably, the first electric shutter 10 and the second electric shutter 11 are the same structure and both include the first connecting rod 17, the frame 18 and the motor 19, the frame 18 is uniformly arranged with a plurality of blades 20 in the vertical direction, the middle of the blade 20 is connected with the rotating shaft 21, the both ends of the rotating shaft 21 are rotatably connected with the frame 18, and the second connecting rod 22 is connected after the rotating shaft 21 passes out of the frame 18, the plurality of second connecting rods 22 are hingedly connected with the first connecting rod 17, the motor 19 is fixed on one side of the frame 18, and the output end of the motor 19 is connected with one of the rotating shafts 21, the purpose is to drive one of the rotating shafts 21 to rotate through the motor 19, the rotating shaft 21 drives one of the second connecting rods 22 to swing, the second connecting rod 22 drives the plurality of second connecting rods 22 to swing through the first connecting rod 17, and then drives the plurality of blades 20 to flip at the same time, so as to realize the closure or opening of the inside of the frame 18, and then the new air inlet 3 and the exhaust port 6 automatically form the closing state or open state.

[0034] In order to facilitate the dust in the new air or return air to be filtered, in the embodiment, preferably, the non-woven bag filter 23 is arranged between the return air passage 12 and the air outlet 5, the purpose is to filter the dust in the new air or return air through the non-woven bag filter 23.

[0035] In order to facilitate the new air or return air to be heated or cooled, in the embodiment, preferably, the heating coil 24 and the cooling coil 25 are arranged between the non-woven bag filter 23 and the air outlet 5, the purpose is that the new air or return air can be heated through the heating coil 24, and the new air or return air can be cooled through the cooling coil 25.

[0036] In order to facilitate the air flow, in the embodiment, preferably, the return air fan 26 is arranged on the inside of the return air inlet 4, and the air supply fan 27 is arranged on the inside of the air outlet 5, the purpose is that the indoor air is sucked into the upper box 1 from the return air inlet 4 through the return air fan 26, and the air is discharged to the outdoor from the exhaust port 6 or the air enters the lower box 2 from the return air passage 12, and the air in the lower box 2 is discharged into the indoor from the air outlet 5 through the air supply fan 27.

[0037] In order to facilitate the dust in the lower box 2 to be cleaned, in the embodiment, preferably, the first access door 28 and the second access door 29 are arranged on the lower box 2, the first access door 28 is arranged on one side below the first air guide passage 8, the second access door 29 is arranged on one side below the second air guide passage 9, the purpose is that the dust below the first air guide passage 8 can be cleaned and the non-woven bag filter 23 can be disassembled and replaced by opening the first access door 28, and the dust below the second air guide passage 9 can be cleaned by opening the second access door 29.

[0038] In order to facilitate the air suction from the upper box 1 and the air exhaust from the lower box 2, the air guide direction of the first air guide passage 8 is perpendicular to the air guide direction of the second air guide passage 9 in the embodiment, so as to facilitate the air suction from the upper box 1 and the air exhaust from the lower box 2, and facilitate the dust gathering at the bottom of the lower box 2 and the unified cleaning at the bottom of the lower box 2.

[0039] In order to facilitate the heat conduction and reduce the weight, the material of the air guide heat exchanger 7 is preferably aluminum alloy in the embodiment.

[0040] The working principle and use process of the utility model are as follows: when the indoor pollution is serious in a production stage, please refer to Figure 8 , the return air in the room is driven by the return air fan 26 to enter the upper box 1 from the return air inlet 4, then enters the lower box 2 through the second air guide passage 9 of the air guide heat exchanger 7, and is exhausted to the outdoor from the exhaust port 6, at the same time, the fresh air outside is driven by the supply air fan 27 to enter the upper box 1 from the fresh air inlet 3, then enters the lower box 2 through the first air guide passage 8 of the air guide heat exchanger 7, and exchanges heat with the return air when passing through the first air guide passage 8, so that the temperature of the fresh air is closer to the indoor temperature, the energy saving effect is improved, and finally the fresh air is sent into the room from the supply air port 5, which can exhaust the indoor polluted air, has good filtering effect, and has high air cleanliness, when the indoor air pollution degree is not high, please refer to Figure 9 , the air cylinder 14 is driven to open the passage opening and closing baffle 13, and the first electric shutter 10 and the second electric shutter 11 are closed, at this time, only one of the return air fan 26 and the supply air fan 27 is opened, so that the return air can enter from the return air inlet 4 and be sent back to the room from the supply air port 5 after passing through the return air passage 12, the recycling effect is achieved, the energy saving effect is further improved, and the full fresh air or full return air mode can be used to improve the applicability, and the return air fan 26 and the supply air fan 27 can also be opened at the same time.

[0041] Finally, it should be pointed out that: the above-mentioned is only the preferred example of the utility model, and is not used for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. An energy-saving clean air conditioning unit, comprising an upper box (1) and a lower box (2) arranged at the lower side of the upper box (1), characterized in that: The both ends of the upper box body (1) are respectively provided with a fresh air inlet (3) and a return air inlet (4), the both ends of the lower box body (2) are respectively provided with a supply air outlet (5) and an exhaust air outlet (6), the exhaust air outlet (6) is arranged below the fresh air inlet (3), a wind guide heat exchanger (7) is arranged in communication between the upper box body (1) and the lower box body (2), a plurality of first wind guide channels (8) and a plurality of second wind guide channels (9) are arranged on the wind guide heat exchanger (7), the plurality of first wind guide channels (8) and the plurality of second wind guide channels (9) are arranged in spaced relation to each other, the both ends of the first wind guide channel (8) are in communication with the fresh air inlet (3) and the supply air outlet (5) respectively, the both ends of the second wind guide channel (9) are in communication with the return air inlet (4) and the exhaust air outlet (6) respectively, a first electric louver (10) is arranged on the inner side of the fresh air inlet (3), a second electric louver (11) is arranged on the inner side of the exhaust air outlet (6), a return air channel (12) is arranged in communication between the wind guide heat exchanger (7) and the return air inlet (4), a channel opening and closing baffle (13) is slidably connected to the middle part of the return air channel (12), a cylinder (14) for driving the sliding of the channel opening and closing baffle (13) is connected to one side of the channel opening and closing baffle (13), the cylinder (14) is fixed in the upper box body (1), a recess (15) is arranged on the inner side of the return air channel (12), a rubber sealing strip (16) is connected to the side of the channel opening and closing baffle (13) away from the cylinder (14), the rubber sealing strip (16) is movably embedded in the recess (15), the first electric louver (10) and the second electric louver (11) are the same in structure and each comprises a first connecting rod (17), a frame (18) and a motor (19), a plurality of blades (20) are uniformly arranged in the frame (18) in the vertical direction, a rotating shaft (21) is connected to the middle part of the blade (20), the both ends of the rotating shaft (21) are rotatably connected to the frame (18), and the rotating shaft (21) is connected to a second connecting rod (22) after penetrating out of the frame (18), the plurality of second connecting rods (22) are hingedly connected to the first connecting rod (17), the motor (19) is fixed to one side of the frame (18), and the output end of the motor (19) is connected to one of the rotating shafts (21), a non-woven fabric bag type filter (23) is arranged in the lower box body (2), the non-woven fabric bag type filter (23) is arranged between the return air channel (12) and the supply air outlet (5), a heating coil (24) for heating the fresh air or the return air and a cooling coil (25) for cooling the fresh air or the return air are arranged between the non-woven fabric bag type filter (23) and the supply air outlet (5), and the material of the wind guide heat exchanger (7) is aluminum alloy.

2. The energy efficient clean air handling unit of claim 1, wherein: A return air fan (26) is arranged on the inner side of the return air inlet (4), and a supply air fan (27) is arranged on the inner side of the supply air outlet (5).

3. The energy efficient clean air handling unit of claim 1, wherein: The lower box (2) is provided with a first inspection door (28) and a second inspection door (29), the first inspection door (28) is arranged below one side of the first air guide channel (8), and the second inspection door (29) is arranged below one side of the second air guide channel (9).

4. The energy efficient clean air handling unit of claim 1, wherein: The air guide direction of the first air guide channel (8) is perpendicular to the air guide direction of the second air guide channel (9).

Images