CN215336981U - Air duct structure in fresh air dehumidifier - Google Patents
Air duct structure in fresh air dehumidifier Download PDFInfo
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- CN215336981U CN215336981U CN202121273709.0U CN202121273709U CN215336981U CN 215336981 U CN215336981 U CN 215336981U CN 202121273709 U CN202121273709 U CN 202121273709U CN 215336981 U CN215336981 U CN 215336981U
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Abstract
The utility model relates to the technical field of indoor air treatment, in particular to an air duct structure in a fresh air dehumidifier. The inside of panel beating casing has the cavity that holds interior cavity among this wind channel structure. The interior of the inner cavity has a channel. The side wall of the inner cavity is provided with an air inlet and an air outlet which are connected with the channel. The mounting plate is arranged in the channel and divides the channel into an air inlet cavity and a heat exchange cavity. The inner wall of the heat exchange cavity is provided with a mounting groove for splicing the wind shielding strip. The weather strip is inserted in the mounting groove. The weather strip has the sealed side of laminating mutually with the lateral wall of surface cooler. The wind strip that keeps out among this wind channel structure is arranged in will getting into the new trend in the heat transfer chamber from the export of fan, guides to the heat transfer surface of surface cooler, has avoided partly new trend to spill over between the lateral wall of surface cooler and the lateral wall of interior cavity, has realized the accurate guide of new trend in the passageway, has optimized the trajectory of movement of new trend in the heat transfer chamber, and then has improved the dehumidification efficiency of new trend dehumidifier.
Description
Technical Field
The utility model relates to the technical field of indoor air treatment, in particular to an air duct structure in a fresh air dehumidifier.
Background
The fresh air system ensures the indoor air quality by utilizing the circulation of indoor and outdoor air. The main function is to expel the dirty air from the closed indoor environment to the outdoor environment. Meanwhile, outdoor fresh air is introduced into a closed indoor environment, and effective supply of indoor fresh air is guaranteed. The fresh air dehumidifier is one of key equipment in the fresh air system. The fresh air dehumidifier is provided with a heat exchanger inside the case. The introduced fresh air is cooled through the heat exchanger, and water in the introduced fresh air is analyzed. When the introduction of the fresh air is completed, the humidity in the fresh air is reduced.
At present, a surface cooler is usually loaded in a box body of a fresh air dehumidifier to serve as a heat exchanger, and heat exchange is carried out between media in the surface cooler and fresh air, so that the fresh air is cooled. The arrangement structure of fins in the surface air cooler, the number of groups of heat exchange pipelines and other factors influence the heat exchange efficiency of the fresh air and the medium piece, and further influence the dehumidification efficiency of the fresh air dehumidifier. The requirements on dehumidification in practical conditions are matched through theoretical calculation and reasonable arrangement, the arrangement structure of the fins and the number of groups of the heat exchange pipelines can be optimized as much as possible, and the influence of the factors on the dehumidification efficiency is further reduced.
However, due to the structure of the surface cooler and the case itself and the positional relationship between the surface cooler and the case, it is difficult to completely adhere the surface cooler to the side wall of the case at the pipe joint side of the surface cooler. In addition, the fresh air easily passes through the gaps between the pipelines, so that part of the fresh air is discharged from the air outlet together with the dehumidified fresh air under the condition that the dehumidification is not performed, and the dehumidification efficiency of the fresh air dehumidifier is greatly influenced.
In summary, in the process of dehumidifying the fresh air by the fresh air dehumidifier, how to design an air duct structure to accurately guide the fresh air in the box body, optimize the movement track of the fresh air in the box body, and further improve the dehumidifying efficiency of the fresh air dehumidifier becomes a technical problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The utility model aims to design an air duct structure for a fresh air dehumidifier to accurately guide fresh air in a box body in the process of dehumidifying the fresh air, so that the movement track of the fresh air in the box body is optimized, and the dehumidification efficiency of the fresh air dehumidifier is improved.
In order to achieve the purpose, the utility model adopts the following scheme: the air duct structure in the fresh air dehumidifier comprises a sheet metal shell, an inner cavity, a wind shielding strip and a mounting plate for mounting a fan;
the metal plate shell is internally provided with a cavity for accommodating the inner cavity, the inner cavity is internally provided with a channel, the side wall of the inner cavity is provided with an air inlet and an air outlet, the air inlet is connected with the air outlet through the channel, and the metal plate shell is provided with openings corresponding to the air inlet and the air outlet;
the mounting plate is arranged in the channel and divides the channel into an air inlet cavity and a heat exchange cavity, a vent connected with an outlet of the fan is arranged on the mounting plate, and a mounting groove for inserting the wind shielding strip is arranged on the inner wall of the heat exchange cavity;
the weather strip is inserted in the mounting groove, the weather strip has the sealed side of laminating mutually with the lateral wall of surface cooler.
As preferred, the panel beating casing includes frame and access panel, and one side of access panel articulates on the lateral wall of frame, is provided with the hasp on the access panel. So set up, the access door board of being convenient for is opened and the lock solid, is favorable to the assembly and the maintenance of the fan of new trend dehumidifier, and the design that the access door board was opened downwards is applicable to suspension type new trend dehumidifier more.
Preferably, the inner cavity comprises an inner frame and an inner cover plate, the inner frame is arranged in the cavity of the sheet metal shell, and the inner cover plate is embedded into the access door plate. So set up, whole interior cavity is split type structure, takes off the apron on the one hand and is convenient for including parts such as installation filter screen, fan and surface cooler in the passageway of cavity, on the other hand is favorable to being used for the fashioned mould design of cavity in, has reduced the complexity of mould, the drawing of patterns operation after the cavity foaming shaping in being convenient for.
Preferably, a fan is arranged in the air inlet cavity, the fan is positioned on one side close to the air inlet, the outlet of the fan faces one side of the air outlet, a filter screen is arranged between the fan and the air inlet, and a surface air cooler is arranged in the heat exchange cavity. So set up, the both sides of mounting panel form relatively independent space, and most new trend is only discharged from the export of fan, through the dehumidification of surface air cooler, discharges from the air outlet again, is favorable to the gathering of comdenstion water, has avoided the new trend reverse reflux in the passageway.
Preferably, the air inlet is connected with an air inlet flange, an insect-proof net is arranged in the air inlet flange, and the air outlet is connected with an air outlet flange. So set up, be convenient for link to each other the pipeline in new trend dehumidifier and the new trend system, air intake flange and air outlet flange be provided with and do benefit to the standardization of guaranteeing the tube coupling.
Preferably, a water outlet, a water filling port and a water outlet are arranged on the side wall of the sheet metal shell, a water outlet pipe is arranged in the water outlet, a water filling pipe is arranged in the water filling port, a water discharging pipe is arranged in the water outlet, the water outlet pipe is connected with an outlet of the surface air cooler, the water filling port is connected with an inlet of the surface air cooler, a water receiving disc is arranged at the bottom of the surface air cooler, and the water discharging pipe is connected with an outlet of the water receiving disc. So set up, be convenient for the comdenstion water to gather in the water collector to through the drain pipe discharge tank body.
Preferably, the access door panel is provided with a quick-change connector for replacing the filter screen. So set up, optimized the step that the filter screen was changed, can avoid opening access door board when changing the filter screen, further improved the efficiency of maintaining the maintenance.
As preferred, the frame includes roof, front side panel beating, rear side panel beating, left side board and right side board, the equal joint of front side panel beating, rear side panel beating, left side board and right side board is in the draw-in groove, and the roof passes through the fastener and links to each other with the side of the adjacent panel beating casing of roof respectively. So set up, the structural strength of cavity in having strengthened the panel beating casing, the connected mode of joint is convenient for split type panel beating casing rapid Assembly including on the lateral wall of cavity.
Compared with the prior art, the air duct structure in the fresh air dehumidifier provided by the utility model has the following substantive characteristics and progresses:
1. the wind shielding strip is inserted into the mounting groove of the heat exchange cavity in the air duct structure in the fresh air dehumidifier and used for guiding fresh air entering the heat exchange cavity from the outlet of the fan to the heat exchange surface of the surface cooler, so that part of the fresh air is prevented from overflowing from the side wall of the surface cooler and the side wall of the inner cavity, the precise guidance of the fresh air in the channel is realized, the movement track of the fresh air in the heat exchange cavity is optimized, and the dehumidification efficiency of the fresh air dehumidifier is improved;
2. the air duct structure in the fresh air dehumidifier has a double-layer structure of the metal plate shell and the inner cavity, is beneficial to absorbing the vibration generated by the fan during working, and reduces the resonance of the metal plate shell caused by the vibration of the fan, thereby reducing the noise generated during the operation of the equipment and enabling the equipment to better meet the requirements of energy-saving buildings on silence.
Drawings
FIG. 1 is a schematic perspective view of an air duct structure in a fresh air dehumidifier according to an embodiment of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 5 is a cross-sectional view taken at B-B of FIG. 3;
fig. 6 is a perspective view of the weather strip.
Reference numerals: the air inlet flange 1, the sheet metal shell 2, the air outlet flange 3, the control box 4, the connecting piece 5, the water outlet 6, the water filling port 7, the water outlet 8, the lock catch 9, the insect-proof net 10, the filter screen 11, the fan 12, the mounting panel 13, the surface air cooler 14, the air inlet 15, the air outlet 16, the quick-change connector 17, the water pan 18, the wind shielding strip 19, the top plate 21, the access door panel 22, the front side sheet metal 23, the rear side sheet metal 24, the left side plate 25, the right side plate 26, the inner frame 27 and the inner cover plate 28.
Detailed Description
The following detailed description of embodiments of the utility model refers to the accompanying drawings.
An air duct structure in a fresh air dehumidifier shown in fig. 1-5 is used for accurately guiding fresh air in a box body and optimizing the movement track of the fresh air in the box body. The mounting groove of the heat exchange cavity in the air duct structure is inserted with a wind shielding strip. The weather strip is used for leading the new trend that gets into in the heat transfer chamber from the export of fan to the heat transfer surface of surface cooler. The overflow of partial fresh air from the side wall of the surface cooler and the side wall of the inner cavity is avoided. The fresh air dehumidifier realizes accurate guide of fresh air in the channel, optimizes the motion track of the fresh air in the heat exchange cavity, and further improves the dehumidification efficiency of the fresh air dehumidifier.
As shown in fig. 1 and fig. 4, an air duct structure in a fresh air dehumidifier includes a sheet metal shell 2, an inner cavity, a wind shielding strip 19, and a mounting plate 13 for mounting a fan 12. The sheet metal shell 2 has a cavity therein for accommodating the inner cavity. The interior of the inner cavity has a channel. The side wall of the inner cavity is provided with an air inlet 15 and an air outlet 16. The air inlet 15 is connected with the air outlet 16 through a channel. Openings corresponding to the air inlet 15 and the air outlet 16 are formed in the sheet metal shell 2.
Therefore, the air duct structure has a double-layer structure of the metal plate shell 2 and the inner cavity, vibration generated when the fan works can be absorbed, resonance of the metal plate shell caused by fan vibration is reduced, noise generated when equipment runs is reduced, and the equipment meets the requirement of energy-saving buildings on silence.
As shown in fig. 4, the mounting plate 13 is placed inside the duct and divides the duct into an air inlet chamber and a heat exchange chamber. The mounting plate 13 is provided with a vent connected to the outlet of the fan 12. The inner wall of the heat exchange cavity is provided with a mounting groove for plugging the wind shielding strip 19. The wind-shielding strip 19 is inserted in the mounting groove. As shown in fig. 6, the weather strip 19 has a sealing side edge which is fitted to the side wall of the surface cooler.
The wind shielding strip 19 is used for guiding fresh air entering the heat exchange cavity from the outlet of the fan to the heat exchange surface of the surface air cooler. And the overflow of part of fresh air from the space between the side wall of the surface cooler 14 and the side wall of the inner cavity is avoided. The fresh air dehumidifier realizes accurate guide of fresh air in the channel, optimizes the motion track of the fresh air in the heat exchange cavity, and further improves the dehumidification efficiency of the fresh air dehumidifier.
As shown in fig. 5, a fan 12 is disposed in the intake chamber. The fan 12 is located on the side close to the air inlet. The outlet of the fan 12 faces the side of the air outlet. A filter screen 11 is arranged between the fan 12 and the air inlet. And a surface cooler 14 is arranged in the heat exchange cavity. So set up, the both sides of mounting panel 13 form relatively independent space, and most new trend is only discharged from the export of fan 12, through the dehumidification of surface air cooler 14, discharges from the air outlet again, is favorable to the gathering of comdenstion water, has avoided the new trend in the passageway reverse backward flow.
The inner cavity, the mounting plate 13 and the wind-shielding strip 19 can be formed by foaming polymer materials in a mould through a foaming process. For example, EPP foamed polypropylene composite material is selected as the inner cavity. Because EPP has light specific gravity, good elasticity, shock resistance and compression resistance, high deformation recovery rate, good absorption performance, oil resistance, acid resistance, alkali resistance, various chemical solvents resistance, insulation and heat resistance, the inner cavity formed by foaming has good compression resistance and buffering performance.
As shown in fig. 3, the sheet metal housing 2 includes an outer frame and an access door panel 22. One side of the access door panel 22 is hinged on the side wall of the outer frame, and the access door panel 22 is provided with a lock catch 9. So set up, the access door panel 22 of being convenient for is opened and the lock solid, is favorable to the assembly and the maintenance of fan 12 of new trend dehumidifier, and the design that access door panel 22 opened downwards is applicable to suspension type new trend dehumidifier more.
As shown in fig. 4, the outer frame includes a top plate 21, a front-side metal plate 23, a rear-side metal plate 24, a left side plate 25, and a right side plate 26. The front side metal plate 23, the rear side metal plate 24, the left side plate 25 and the right side plate 26 are clamped in the clamping grooves. The top plate 21 is connected to the side surfaces of the sheet metal housing 2 adjacent to the top plate 21 by fasteners, respectively. So set up, the structural strength of cavity in having strengthened by panel beating casing 2, the connected mode of joint is convenient for on the lateral wall of cavity including split type panel beating casing 2 rapid Assembly.
The access door panel 22 may be hinged to the left side panel 25 by a hinge. The access panel 22 is connected to the right side panel 26 by a latch 9. The access door panel 22 is further convenient to open and lock, and the assembly and the maintenance of the fresh air dehumidifier are facilitated.
As shown in fig. 5, the access door panel 22 is provided with a quick-change interface 17 for replacing the filter screen 11. So set up, optimized the step that filter screen 11 was changed, can avoid opening access door board 22 when changing filter screen 11, further improved the efficiency of maintaining the maintenance.
The inner cavity includes an interior casing 27 and an interior cover 28. The inner frame 27 is placed in the cavity of the sheet metal shell 2. The inner decking 28 is embedded in the access door panel 22. So set up, whole interior cavity is split type structure, takes off the apron on the one hand and is convenient for install parts such as filter screen 11, fan 12 and surface cooler 14 in the passageway of cavity including, and on the other hand is favorable to being used for the fashioned mould design of interior cavity, has reduced the complexity of mould, the drawing of patterns operation after the cavity foaming shaping in being convenient for.
As shown in fig. 2, the air inlet flange 1 is connected to the air inlet 15. An insect-proof net 10 is arranged in the air inlet flange 1. An air outlet flange 3 is connected at the air outlet 16. So set up, be convenient for link to each other the pipeline in new trend dehumidifier and the new trend system, air intake flange 1 and air outlet flange 3 are provided with to do benefit to the standardization of guaranteeing the tube coupling.
The side wall of the sheet metal shell 2 is provided with a water outlet 6, a water filling port 7 and a water outlet 8. A water outlet pipe is arranged in the water outlet 6. A water injection pipe is arranged in the water injection port 7. A drain pipe is provided in the drain port 8. The water outlet pipe is connected with the outlet of the surface cooler 14. The water filling port 7 is connected with the inlet of the surface cooler 14. The bottom of the surface cooler 14 is provided with a water pan 18. The drain pipe is connected to the outlet of the drip tray 18. So arranged, the condensed water is convenient to accumulate in the water pan 18 and is discharged out of the tank body through the drain pipe.
As shown in fig. 3, a control box 4 is further provided on the side wall of the sheet metal housing 2. The control box 4 is arranged to facilitate connection of external cables to the fan 12 or the like in the passageway.
The sheet metal shell 2 is provided with a connecting piece 5. The connecting piece 5 has a bent portion. The bending part is provided with a mounting hole for hoisting. Due to the arrangement, on one hand, the ceiling fresh air dehumidifier is convenient to mount on the top of a balcony; on the other hand sets up the seam crossing at each sheet metal housing 2 through the junction with connecting piece 5 and box, is favorable to further improving sheet metal housing 2's overall structure intensity.
The present invention is not limited to the specific technical solutions described in the above embodiments, and other embodiments may be made in the present invention in addition to the above embodiments. It will be understood by those skilled in the art that various changes, substitutions of equivalents, and alterations can be made without departing from the spirit and scope of the utility model.
Claims (8)
1. An air duct structure in a fresh air dehumidifier is characterized by comprising a sheet metal shell, an inner cavity, a wind shielding strip and a mounting plate for mounting a fan;
the metal plate shell is internally provided with a cavity for accommodating the inner cavity, the inner cavity is internally provided with a channel, the side wall of the inner cavity is provided with an air inlet and an air outlet, the air inlet is connected with the air outlet through the channel, and the metal plate shell is provided with openings corresponding to the air inlet and the air outlet;
the mounting plate is arranged in the channel and divides the channel into an air inlet cavity and a heat exchange cavity, a vent connected with an outlet of the fan is arranged on the mounting plate, and a mounting groove for inserting the wind shielding strip is arranged on the inner wall of the heat exchange cavity;
the weather strip is inserted in the mounting groove, the weather strip has the sealed side of laminating mutually with the lateral wall of surface cooler.
2. The air duct structure in the fresh air dehumidifier according to claim 1, wherein the sheet metal shell comprises an outer frame and an access door panel, one side of the access door panel is hinged to a side wall of the outer frame, and a lock catch is arranged on the access door panel.
3. The air duct structure in the fresh air dehumidifier according to claim 2, wherein the inner cavity comprises an inner frame and an inner cover plate, the inner frame is disposed in the cavity of the sheet metal shell, and the inner cover plate is embedded in the access door plate.
4. The air duct structure in the fresh air dehumidifier according to claim 1, wherein a fan is disposed in the air inlet chamber, the fan is disposed on a side close to the air inlet, an outlet of the fan faces a side of the air outlet, a filter screen is disposed between the fan and the air inlet, and a surface air cooler is disposed in the heat exchange chamber.
5. The air duct structure in the fresh air dehumidifier according to claim 1, wherein the air inlet is connected with an air inlet flange, an insect-proof net is arranged in the air inlet flange, and the air outlet is connected with an air outlet flange.
6. The air duct structure in the fresh air dehumidifier according to claim 1, wherein a water outlet, a water filling port and a water outlet are arranged on the side wall of the sheet metal shell, a water outlet pipe is arranged in the water outlet, a water filling pipe is arranged in the water filling port, a water discharging pipe is arranged in the water outlet, the water outlet pipe is connected with an outlet of the surface air cooler, the water filling port is connected with an inlet of the surface air cooler, a water receiving tray is arranged at the bottom of the surface air cooler, and the water discharging pipe is connected with an outlet of the water receiving tray.
7. The air duct structure in the fresh air dehumidifier according to claim 3, wherein the access door panel is provided with a quick-change connector for replacing the filter screen.
8. The air duct structure in the fresh air dehumidifier according to claim 2, wherein the outer frame includes a top plate, a front-side metal plate, a rear-side metal plate, a left side plate and a right side plate, the front-side metal plate, the rear-side metal plate, the left side plate and the right side plate are all clamped in the clamping grooves, and the top plate is connected with the side face of the metal plate shell adjacent to the top plate through fasteners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121273709.0U CN215336981U (en) | 2021-06-08 | 2021-06-08 | Air duct structure in fresh air dehumidifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121273709.0U CN215336981U (en) | 2021-06-08 | 2021-06-08 | Air duct structure in fresh air dehumidifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215336981U true CN215336981U (en) | 2021-12-28 |
Family
ID=79556294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121273709.0U Active CN215336981U (en) | 2021-06-08 | 2021-06-08 | Air duct structure in fresh air dehumidifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215336981U (en) |
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2021
- 2021-06-08 CN CN202121273709.0U patent/CN215336981U/en active Active
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