CN219103186U - Energy-saving air conditioning unit - Google Patents
Energy-saving air conditioning unit Download PDFInfo
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- CN219103186U CN219103186U CN202223247795.5U CN202223247795U CN219103186U CN 219103186 U CN219103186 U CN 219103186U CN 202223247795 U CN202223247795 U CN 202223247795U CN 219103186 U CN219103186 U CN 219103186U
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Abstract
The utility model belongs to the field of air conditioning equipment, and particularly relates to an energy-saving air conditioning unit which comprises a fresh air channel, an exhaust air channel and a regeneration air channel; the fresh air channel is used for outputting dry hot air to the drying equipment, and is sequentially provided with a first filtering device, a first evaporator, a dehumidifying rotating wheel, a first condenser, an electric heating device and a second filtering device along the air supply direction; the regeneration air channel is used for conveying the regeneration fresh air to the dehumidification rotating wheel, and is sequentially provided with a third filtering device, a second condenser and the dehumidification rotating wheel along the air supply direction; the first condenser is connected with the first evaporator through a first compressor, so that heat recovered by the first evaporator is at least partially transmitted to the first condenser and the second condenser. The energy required by regeneration and most heating of the dehumidifying rotating wheel utilizes the heat recovered by the heat pump system, and compared with the traditional air conditioning unit structure of surface cooling dehumidification, rotating wheel dehumidification and steam heating, the energy consumption can be saved by 40% -60%.
Description
Technical Field
The utility model belongs to the field of air conditioning equipment, and particularly relates to an energy-saving air conditioning unit.
Background
At present, more drying devices in the market are realized by adopting high-temperature and low-humidity air to perform heat exchange, which needs to be matched with an air conditioning unit, such as a ventilation air conditioning unit for a paint spraying drying system and a use method thereof disclosed in patent CN 202110430443.4. The traditional air conditioning unit often adopts various functional section combinations such as surface cooling dehumidification, rotating wheel dehumidification, steam heating, electric heating and the like to meet the demands. The energy-saving air conditioning unit has higher energy consumption, and can save 40-60% of energy consumption compared with the traditional air conditioning unit.
Disclosure of Invention
The utility model aims to overcome the defects and the shortcomings of the prior art and provides an energy-saving air conditioning unit.
The technical scheme adopted by the utility model is as follows: an energy-saving air conditioning unit comprises a fresh air duct, an exhaust air duct and a regeneration air duct;
the fresh air channel is used for outputting dry hot air to the drying equipment, and a first filtering device, a first evaporator, a dehumidifying rotating wheel, a first condenser, an electric heating device and a second filtering device are sequentially arranged on the fresh air channel along the air supply direction;
the exhaust air duct is used for collecting exhaust air of the drying equipment;
the regeneration air channel is used for conveying regeneration fresh air to the dehumidification rotating wheel, and is sequentially provided with a third filtering device, a second condenser and the dehumidification rotating wheel along the air supply direction;
the dehumidifying rotating wheel is connected with a driving device to alternately switch any local position on the dehumidifying rotating wheel on the fresh air channel and the exhaust air channel;
the first condenser is connected with the first evaporator through a first compressor, so that heat recovered by the first evaporator is at least partially transmitted to the first condenser and the second condenser.
The fresh air duct is provided with a third condenser between the first condenser and the electric heating device, the exhaust air duct is provided with a second evaporator, and the third condenser is connected with the second evaporator through a second compressor, so that heat recovered by the second evaporator is at least partially transmitted to the third condenser.
The fresh air pretreatment device comprises a fresh air pretreatment device, a regeneration air pretreatment device and an exhaust treatment device, wherein the fresh air pretreatment device is provided with a first filter device and a first evaporator;
the fresh air pretreatment cavity, the rotating wheel cavity, the fresh air middle treatment cavity and the fresh air post treatment cavity are sequentially communicated to form a fresh air channel;
the regenerated wind pretreatment cavity, the regenerated wind middle treatment cavity and the rotating wheel cavity are sequentially communicated to form a regenerated air channel.
The first compressor is arranged in the regenerated wind pretreatment cavity; the second compressor is arranged in the exhaust treatment cavity.
The inside of the unit shell comprises a regenerated wind power cavity provided with a fan, and the regenerated wind power cavity is positioned at one side of the tail end of the rotating wheel cavity.
The unit shell corresponds to a fresh air pretreatment cavity, a rotating wheel cavity, a fresh air middle treatment cavity, a fresh air post-treatment cavity, a regenerated air pretreatment cavity, a regenerated air middle treatment cavity, a regenerated air power cavity and an exhaust treatment cavity, and detachable access doors are respectively arranged on the unit shell.
The upper edge of the unit shell is connected with a plurality of locking pieces through bolts along the periphery of the access door, and the access door is pressed and fixed through the plurality of locking pieces.
The first filtering device consists of a primary filter and a secondary filter which are sequentially arranged along the air supply direction, and the filtering efficiency of the primary filter is lower than that of the secondary filter.
The second filter device is an H13 type filter.
The third filter device is a G4 filter.
The beneficial effects of the utility model are as follows: when the system is operated, fresh air is cooled and dehumidified through the first evaporator, then the fresh air is further dehumidified to a set low-humidity requirement through the dehumidification rotating wheel, heat recovered by the first evaporator is supplied to the first condenser and the second condenser through the first compressor, the heat is used for heating low-humidity air after the dehumidification rotating wheel and heating regenerated air of the dehumidification rotating wheel, and then the air is heated to a set high-temperature requirement through final electric auxiliary heat.
In the utility model, the energy required by regeneration of the dehumidifying rotating wheel and most of heating is utilized, and the heat recovered by the heat pump system is utilized, so that the energy consumption can be saved by 40% -60% compared with the traditional air conditioning unit structure with surface cooling dehumidification, rotating wheel dehumidification and steam heating. In addition, the utility model only needs to provide electric energy, and compared with the traditional common air conditioning unit structure, the utility model does not need engineering media such as steam or chilled water and the like, thereby greatly reducing the engineering requirements on the equipment site.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of an embodiment of the present utility model;
FIG. 3 is a flow chart of an embodiment of the present utility model;
FIG. 4 is an enlarged schematic view of portion A of FIG. 1;
in the figure, 1, a first filtering device; 101, a primary filter; 102, a secondary filter; 2, a first evaporator; 3, dehumidifying rotating wheels; 4, a first condenser; 5, an electric heating device; 6, a second filtering device; 7, a third filtering device; 8, a second condenser; 9, a driving device; 10, a first compressor; 11, a third condenser; 12, a second evaporator; 13, a second compressor; 14, a unit housing; 1401, fresh air pretreatment cavity; 1402, a wheel cavity; 1403, a treatment cavity in fresh air; 1404, a fresh air aftertreatment chamber; 1405, a regenerated wind pretreatment chamber; 1406, regenerating the in-wind treatment chamber; 1407, regenerated wind power cavity; 1408, exhaust chamber; 15, an access door; 16, locking piece; 17, a fan.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
It should be noted that, in the embodiments of the present utility model, all the expressions "first" and "second" are used to distinguish two entities with the same name but different entities or different parameters, and it is noted that the "first" and "second" are only used for convenience of expression, and should not be construed as limiting the embodiments of the present utility model, and the following embodiments are not described one by one.
The terms of direction and position in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer only to the direction or position of the drawing. Accordingly, directional and positional terms are used to illustrate and understand the utility model and are not intended to limit the scope of the utility model.
An energy-saving air conditioning unit is shown in fig. 1-3, and comprises a unit shell 14, wherein a fresh air channel, an exhaust air channel and a regeneration air channel are arranged in the unit shell 14;
the fresh air channel is used for outputting dry hot air to the drying equipment, and is sequentially provided with a first filtering device 1, a first evaporator 2, a dehumidifying rotating wheel 3, a first condenser 4, an electric heating device 5 and a second filtering device 6 along the air supply direction;
the exhaust air duct is used for collecting exhaust air of the drying equipment;
the regeneration air channel is used for conveying regeneration fresh air to the dehumidification rotating wheel 3, and is sequentially provided with a third filtering device 7, a second condenser 8 and the dehumidification rotating wheel 3 along the air supply direction;
the dehumidifying rotating wheel 3 is connected with a driving device 9 to alternately switch any local position on the dehumidifying rotating wheel on the fresh air channel and the exhaust air channel;
the first condenser 4 is connected with the first evaporator 2 through a first compressor 10, so that heat recovered by the first evaporator 2 is at least partially transmitted to the first condenser 4 and the second condenser 8.
The desiccant rotor is configured to remove moisture by a direct physical adsorption process. Regardless of the surrounding environment, it can control Relative Humidity (RH) as low as 1%, and is generally divided into a hygroscopic zone and a regeneration zone. After moisture in the air is removed in the moisture absorption area, the blower sends the dried air into the room. The rotor having absorbed the moisture moves to the regeneration zone, and the regeneration air (warm air) fed from the reverse direction drives out the moisture, so that the rotor continues to operate. In this embodiment, the desiccant wheel absorbs moisture sufficiently in the fresh air duct and then regenerates to release moisture in the regeneration duct.
When the embodiment is operated, fresh air is cooled and dehumidified through the first evaporator, the dehumidified runner is used for further dehumidifying to a set low-humidity requirement, heat recovered by the first evaporator is supplied to the first condenser and the second condenser through the first compressor, and the low-humidity air after the dehumidified runner is heated by the regenerated air of the dehumidified runner, and then the air is heated to the set high-temperature requirement through final electric auxiliary heat.
Therefore, the energy required by regeneration and most heating of the dehumidifying rotating wheel utilizes the heat recovered by the heat pump system, and compared with the traditional air conditioning unit structure of surface cooling dehumidification, rotating wheel dehumidification and steam heating, the energy consumption can be saved by 40% -60%. In addition, the utility model only needs to provide electric energy, and compared with the traditional common air conditioning unit structure, the utility model does not need engineering media such as steam or chilled water and the like, thereby greatly reducing the engineering requirements on the equipment site.
The driving device 9 specifically adopts a motor.
Further, a third condenser 11 is arranged between the first condenser 4 and the electric heating device 5 on the fresh air duct, a second evaporator 12 is arranged on the exhaust air duct, and the third condenser 11 is connected with the second evaporator 12 through a second compressor 13, so that heat recovered by the second evaporator 12 is at least partially transmitted to the third condenser 11. The second evaporator 12 and the second compressor 13 form a second group of heat pump systems, the second evaporator 12 of the second group of heat pump systems is arranged at an exhaust position, and exhaust waste heat is recycled to the third condenser 11 after passing through the second evaporator 12 and is used for secondary heating of air. And heating the air to a set high temperature requirement by final electric auxiliary heating.
Further, as shown in fig. 3, the unit housing 14 includes a fresh air pretreatment chamber 1401 provided with a first filter device 1 and a first evaporator 2, a runner chamber 1402 provided with a dehumidifying runner 3, a fresh air in-process chamber 1403 provided with a first condenser 4, a fresh air after-process chamber 1404 provided with an electric heating device 5 and a second filter device 6, a regenerated air pretreatment chamber 1405 provided with a third filter device 7, a regenerated air in-process chamber 1406 provided with a second condenser 8, and an exhaust air treatment chamber 1408 provided with a second evaporator 12;
the fresh air pretreatment cavity 1401, the rotating wheel cavity 1402, the fresh air middle treatment cavity 1403 and the fresh air post treatment cavity 1404 are sequentially communicated to form a fresh air channel;
the pre-regeneration air treatment chamber 1405, the in-regeneration air treatment chamber 1406 and the rotating wheel chamber 1402 are sequentially communicated to form a regeneration air channel.
The whole structure is simple and compact, and the occupied space is small.
Further, the first compressor 10 is disposed in the regenerated wind pretreatment chamber 1405; the second compressor 13 is disposed in the exhaust chamber 1408.
Further, the unit housing 14 includes a regenerated wind power chamber 1407 provided with a fan 17, and the regenerated wind power chamber 1407 is located at a distal end side of the rotor chamber 1402.
The unit housing 14 is provided with detachable access doors 15 corresponding to the fresh air pretreatment cavity 1401, the rotating wheel cavity 1402, the fresh air in-process cavity 1403, the fresh air after-process cavity 1404, the regenerated air pretreatment cavity 1405, the regenerated air in-process cavity 1406, the regenerated air power cavity 1407 and the exhaust treatment cavity 1408.
As shown in fig. 4, a plurality of locking members 16 are connected to the unit housing 14 along the circumference of the access door 15 through bolts, and the access door 15 is tightly fixed through the plurality of locking members 16. The access door 15 is used for servicing and replacing the filter.
Further, the first filtering device 1 is composed of a primary filter 101 and a secondary filter 102, which are sequentially disposed along the air supply direction, and the filtering efficiency of the primary filter 101 is lower than that of the secondary filter 102.
Further, the second filtering device 6 is an H13 type filter.
Further, the third filtering device 7 is a G4 filter. The G4 grade primary filter uses non-woven fabrics, glass fibers and the like as filter materials, the wedge-shaped folding shape is used for enlarging the filtering area, the metal wire mesh is clamped or internally provided with a metal keel frame for supporting, and the special filter equipment with the plate-type structure is manufactured by matching with the metal outer frame. Has the characteristics of small resistance, long service life, flushing, economy, durability and the like.
The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. An energy-saving air conditioning unit which is characterized in that: the device comprises a fresh air duct, an exhaust duct and a regeneration duct;
the fresh air channel is used for outputting dry hot air to the drying equipment, and is sequentially provided with a first filtering device (1), a first evaporator (2), a dehumidifying rotating wheel (3), a first condenser (4), an electric heating device (5) and a second filtering device (6) along the air supply direction;
the exhaust air duct is used for collecting exhaust air of the drying equipment;
the regeneration air channel is used for conveying regeneration fresh air to the dehumidification rotating wheel (3), and is sequentially provided with a third filtering device (7), a second condenser (8) and the dehumidification rotating wheel (3) along the air supply direction;
the dehumidifying rotating wheel (3) is connected with a driving device (9) to enable any local position on the dehumidifying rotating wheel to be alternately switched on the fresh air duct and the exhaust air duct;
the first condenser (4) is connected with the first evaporator (2) through a first compressor (10), so that heat recovered by the first evaporator (2) is at least partially transmitted to the first condenser (4) and the second condenser (8).
2. The energy efficient air conditioning unit of claim 1, wherein: the fresh air flue is provided with a third condenser (11) between the first condenser (4) and the electric heating device (5), the air exhaust flue is provided with a second evaporator (12), and the third condenser (11) is connected with the second evaporator (12) through a second compressor (13), so that heat recovered by the second evaporator (12) is at least partially transmitted to the third condenser (11).
3. The energy efficient air conditioning unit of claim 2, wherein: the fresh air pretreatment device comprises a fresh air pretreatment device, a fresh air pretreatment device and a unit shell, and is characterized by further comprising a unit shell (14), wherein the unit shell (14) comprises a fresh air pretreatment cavity (1401) provided with a first filtering device (1) and a first evaporator (2), a rotating wheel cavity (1402) provided with a dehumidifying rotating wheel (3), a fresh air in-process cavity (1403) provided with a first condenser (4), a fresh air after-process cavity (1404) provided with an electric heating device (5) and a second filtering device (6), a regenerated air pretreatment cavity (1405) provided with a third filtering device (7), a regenerated air in-process cavity (1406) provided with a second condenser (8) and an exhaust air treatment cavity (1408) provided with a second evaporator (12);
the fresh air pretreatment cavity (1401), the rotating wheel cavity (1402), the fresh air middle treatment cavity (1403) and the fresh air post treatment cavity (1404) are sequentially communicated to form a fresh air channel;
the regeneration wind pretreatment cavity (1405), the regeneration wind middle treatment cavity (1406) and the rotating wheel cavity (1402) are sequentially communicated to form a regeneration air channel.
4. An energy efficient air conditioning unit according to claim 3, wherein: the first compressor (10) is arranged in the regenerated wind pretreatment cavity (1405); the second compressor (13) is disposed in the exhaust treatment chamber (1408).
5. An energy efficient air conditioning unit according to claim 3, wherein: the inside of the unit shell (14) comprises a regenerated wind power cavity (1407) provided with a fan (17), and the regenerated wind power cavity (1407) is positioned at one side of the tail end of the rotating wheel cavity (1402).
6. The energy efficient air conditioning unit of claim 5, wherein: the unit shell (14) corresponds to a fresh air pretreatment cavity (1401), a rotating wheel cavity (1402), a fresh air middle treatment cavity (1403), a fresh air post treatment cavity (1404), a regenerated air pretreatment cavity (1405), a regenerated air middle treatment cavity (1406), a regenerated air power cavity (1407) and an exhaust treatment cavity (1408), and detachable access doors (15) are respectively arranged.
7. The energy efficient air conditioning unit of claim 6, wherein: the unit shell (14) is connected with a plurality of locking pieces (16) along the periphery of the access door (15) through bolts, and the access door (15) is pressed and fixed through the plurality of locking pieces (16).
8. The energy efficient air conditioning unit of any of claims 1-7, wherein: the first filtering device (1) consists of a primary filter (101) and a secondary filter (102) which are sequentially arranged along the air supply direction, and the filtering efficiency of the primary filter (101) is lower than that of the secondary filter (102).
9. The energy efficient air conditioning unit of any of claims 1-7, wherein: the second filter device (6) is an H13 type filter.
10. The energy efficient air conditioning unit of any of claims 1-7, wherein: the third filter device (7) is a G4 filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223247795.5U CN219103186U (en) | 2022-12-05 | 2022-12-05 | Energy-saving air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223247795.5U CN219103186U (en) | 2022-12-05 | 2022-12-05 | Energy-saving air conditioning unit |
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| Publication Number | Publication Date |
|---|---|
| CN219103186U true CN219103186U (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223247795.5U Active CN219103186U (en) | 2022-12-05 | 2022-12-05 | Energy-saving air conditioning unit |
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|---|---|
| CN (1) | CN219103186U (en) |
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- 2022-12-05 CN CN202223247795.5U patent/CN219103186U/en active Active
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