CN220062011U - Fresh air cold-heat exchange device - Google Patents
Fresh air cold-heat exchange device Download PDFInfo
- Publication number
- CN220062011U CN220062011U CN202321409882.8U CN202321409882U CN220062011U CN 220062011 U CN220062011 U CN 220062011U CN 202321409882 U CN202321409882 U CN 202321409882U CN 220062011 U CN220062011 U CN 220062011U
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- cylinder
- air
- exchange device
- outer box
- fresh air
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 238000009825 accumulation Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000004202 respiratory function Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Central Air Conditioning (AREA)
Abstract
The utility model discloses a fresh air cold-heat exchange device, and belongs to the field of fresh air systems. The utility model provides a fresh air cold and hot exchange device, includes the outer box, its characterized in that still includes: the first cylinder is fixedly arranged in the outer box; the second cylinder is fixedly arranged in the first cylinder; the exhaust assembly is fixed in the outer box, and one end of the exhaust assembly is matched with the interior of the first cylinder; the air inlet assembly is fixed in the outer box, and one end of the air inlet assembly is matched with the interior of the second cylinder; the utility model effectively prevents the accumulation and backflow of condensed water from corroding the device and the case, and improves the efficiency of cold-heat exchange.
Description
Technical Field
The utility model relates to the technical field of fresh air fans, in particular to a fresh air cold-heat exchange device.
Background
Along with the improvement of living standard of people, the requirements of people on the surrounding environment of the people are higher. Harmful particles in the air contain various fine particles harmful to human bodies, and if living and working in an environment with poor air quality for a long time, the reduction of respiratory functions and the generation of respiratory diseases can be caused, and life is endangered.
When the existing fresh air cold-heat exchange device is used in an environment with low air temperature in winter, condensed water is easy to generate when outdoor cold air exchanges heat with indoor air, and if the condensed water is not discharged in time, other components in the machine shell are corroded, so that the service life of the machine shell is influenced.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a fresh air cold-heat exchange device which can overcome the problems or at least partially solve the problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a fresh air cold and hot exchange device, includes the outer box, still includes: the first cylinder is fixedly arranged in the outer box; the second cylinder is fixedly arranged in the first cylinder; the exhaust assembly is fixed in the outer box, and one end of the exhaust assembly is matched with the interior of the first cylinder; and the air inlet assembly is fixed in the outer box, and one end of the air inlet assembly is matched with the inside of the second cylinder.
Preferably, the exhaust assembly comprises a first air outlet channel fixed in the outer box, the first air outlet channel is communicated with the first cylinder, a second air outlet channel is arranged in the outer box, and the second air outlet channel is communicated with the inside of the first cylinder.
In order to facilitate filtering dust in the air, preferably, a second filter screen is arranged at one end of the first air outlet channel away from the first cylinder.
In order to prevent the condensate water from flowing back, a ramp matched with the first cylinder is preferably arranged at one end of the first air outlet channel close to the first cylinder.
Preferably, the air inlet assembly comprises a first air inlet channel fixed in the outer box, the first air inlet channel is communicated with the second cylinder, and a second air inlet channel is arranged in the outer box.
In order to facilitate the filtration of dust in the air, it is preferred that the end of the first air inlet channel remote from the second cylinder is provided with a first filter screen.
In order to facilitate drainage of the condensate water, it is preferred that the second outlet channel is provided at the bottom of the first cylinder.
In order to facilitate heating of the air to a desired temperature, it is preferred that the end of the second air intake passage remote from the second cylinder is provided with a heater.
In order to facilitate the improvement of the heat exchange efficiency, it is preferable that the outer wall of the second cylinder is provided with a groove.
Compared with the prior art, the utility model provides a fresh air cold-heat exchange device, which has the following beneficial effects:
1. according to the fresh air cold-heat exchange device, outdoor air enters the second cylinder through the first air inlet channel, is filtered through the first filter screen, and indoor air enters the first cylinder through the first air outlet channel. The outdoor air and the indoor air exchange heat through the second cylinder, and the grooves are formed in the outer wall of the second cylinder, so that the heat exchange efficiency of the indoor air and the outdoor air is improved effectively.
2. According to the fresh air cold-heat exchange device, air in the second cylinder is heated to a required temperature through the heater and then is introduced into a room, air in the first cylinder and condensed water flowing down along the inner wall of the first cylinder and the outer wall of the second cylinder are discharged outdoors together through the second air outlet channel, and the inclined table effectively prevents condensed water formed on the first cylinder from flowing back to the first air outlet channel, so that condensed water is effectively prevented from accumulating in the device.
The device has no part which is the same as or can be realized by adopting the prior art, thereby effectively preventing the condensate water accumulation and backflow from corroding the device and effectively improving the efficiency of cold-heat exchange.
Drawings
FIG. 1 is a schematic diagram of a fresh air heat exchange device according to the present utility model;
FIG. 2 is a schematic cross-sectional view of a fresh air heat exchange device according to the present utility model;
fig. 3 is a schematic cross-sectional view of a fresh air heat-exchange device according to the present utility model.
In the figure: 1. an outer case; 101. a first cylinder; 102. a second cylinder; 2. a first air intake passage; 201. a second intake passage; 202. a first filter screen; 203. a heater; 3. a first outlet channel; 301. a second outlet channel; 302. a second filter screen; 303. and (5) a ramp.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1: referring to fig. 1, 2 and 3, a fresh air heat and cold exchange device includes an outer case 1, and further includes: a first cylinder 101 fixedly provided in the outer casing 1; a second cylinder 102 fixedly disposed in the first cylinder 101; the exhaust assembly is fixed in the outer box 1, and one end of the exhaust assembly is matched with the interior of the first cylinder 101; and an air inlet assembly is fixed in the outer box 1, and one end of the air inlet assembly is matched with the interior of the second cylinder 102.
The exhaust assembly comprises a first air outlet channel 3 fixed in the outer box 1, the first air outlet channel 3 is communicated with the first cylinder 101, a second air outlet channel 301 is arranged in the outer box 1, and the second air outlet channel 301 is communicated with the inside of the first cylinder 101.
The end of the first air outlet channel 3 remote from the first cylinder 101 is provided with a second filter screen 302 for filtering dust in the air.
The end of the first air outlet channel 3 near the first cylinder 101 is provided with a ramp 303 matching the first cylinder 101 to prevent condensate water from flowing back.
The air inlet assembly comprises a first air inlet channel 2 fixed in the outer box 1, the first air inlet channel 2 is communicated with the second cylinder 102, and a second air inlet channel 201 is arranged in the outer box 1.
The end of the first air intake passage 2 remote from the second cylinder 102 is provided with a first filter screen 202 for filtering dust in the air.
The second air outlet passage 301 is provided at the bottom of the first cylinder 101 to facilitate drainage of condensed water.
The end of the second air intake passage 201 remote from the second cylinder 102 is provided with a heater 203 to facilitate heating the air to a desired temperature.
The outer wall of the second cylinder 102 is provided with grooves, so that the heat exchange efficiency is improved.
When the fresh air heat exchange device works, outdoor air enters the second cylinder 102 through the first air inlet channel 2, is filtered through the first filter screen 202, and indoor air enters the first cylinder 101 through the first air outlet channel 3. The outdoor air and the indoor air exchange heat through the second cylinder 102, and the grooves are arranged on the outer wall of the second cylinder 102, so that the heat exchange efficiency of the indoor air and the outdoor air is improved effectively.
After the indoor and outdoor air cold-heat exchange is finished, the air in the second cylinder 102 is heated to a required temperature by the heater 203 and then is introduced into the room, the air in the first cylinder 101 and condensed water flowing down along the inner wall of the first cylinder 101 and the outer wall of the second cylinder 102 are discharged to the outside through the second air outlet channel 301, and the inclined table 303 effectively prevents the condensed water formed on the first cylinder 101 from flowing back to the first air outlet channel 3, so that the condensed water is effectively prevented from accumulating in the device.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (9)
1. Fresh air cold and hot exchange device, including outer case (1), its characterized in that still includes:
a first cylinder (101) fixedly arranged in the outer box (1);
a second cylinder (102) fixedly disposed within the first cylinder (101);
the exhaust assembly is fixed in the outer box (1), and one end of the exhaust assembly is matched with the interior of the first cylinder (101);
the air inlet assembly is fixed in the outer box (1), and one end of the air inlet assembly is matched with the inside of the second cylinder (102).
2. A fresh air heat and cold exchange device according to claim 1, wherein the exhaust assembly comprises a first air outlet channel (3) fixed in an outer box (1), the first air outlet channel (3) is communicated with a first cylinder (101), a second air outlet channel (301) is arranged in the outer box (1), and the second air outlet channel (301) is communicated with the interior of the first cylinder (101).
3. A fresh air heat and cold exchange device according to claim 2, wherein the end of the first air outlet channel (3) remote from the first cylinder (101) is provided with a second filter screen (302).
4. A fresh air heat and cold exchange device according to claim 2, wherein the end of the first air outlet channel (3) close to the first cylinder (101) is provided with a ramp (303) matching the first cylinder (101).
5. A fresh air heat and cold exchange device according to claim 1, wherein the air inlet assembly comprises a first air inlet channel (2) fixed in an outer box (1), the first air inlet channel (2) is communicated with a second cylinder (102), and a second air inlet channel (201) is arranged in the outer box (1).
6. A fresh air heat-exchange device according to claim 5, wherein the end of the first air intake channel (2) remote from the second cylinder (102) is provided with a first filter screen (202).
7. A fresh air heat and cold exchange device according to claim 2, wherein the second air outlet channel (301) is arranged at the bottom of the first cylinder (101).
8. A fresh air heat-exchange device according to claim 5, wherein the end of the second air intake channel (201) remote from the second cylinder (102) is provided with a heater (203).
9. A fresh air heat and cold exchange device according to claim 1, wherein the outer wall of the second cylinder (102) is provided with grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321409882.8U CN220062011U (en) | 2023-06-05 | 2023-06-05 | Fresh air cold-heat exchange device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321409882.8U CN220062011U (en) | 2023-06-05 | 2023-06-05 | Fresh air cold-heat exchange device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220062011U true CN220062011U (en) | 2023-11-21 |
Family
ID=88753068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321409882.8U Active CN220062011U (en) | 2023-06-05 | 2023-06-05 | Fresh air cold-heat exchange device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220062011U (en) |
-
2023
- 2023-06-05 CN CN202321409882.8U patent/CN220062011U/en active Active
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