CN218209829U - Fresh air unit heat exchanger anti-freezing circulation system - Google Patents
Fresh air unit heat exchanger anti-freezing circulation system Download PDFInfo
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- CN218209829U CN218209829U CN202221786417.1U CN202221786417U CN218209829U CN 218209829 U CN218209829 U CN 218209829U CN 202221786417 U CN202221786417 U CN 202221786417U CN 218209829 U CN218209829 U CN 218209829U
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- heat exchanger
- fresh air
- heat preservation
- preservation shell
- handling unit
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Abstract
The utility model discloses a fresh air handling unit heat exchanger system that prevents frostbite, include the heat preservation shell and install the water tank in the heat preservation shell bottom, the center department fixedly connected with fresh air handling unit heat exchanger of heat preservation shell inner wall bottom, the inside of heat preservation shell is provided with anti-freezing mechanism, the center department of water tank inner wall bottom installs the heating piece, the controller is installed to the bottom on heat preservation shell right side. The utility model discloses a heat preservation shell, water tank, freeze-proof mechanism, delivery pump, inlet tube, raceway, temperature sensor, heating mechanism, motor, dead lever, hot plate, silica gel heating plate, heating piece, controller mutually support, it is not good to have solved common fresh air unit heat exchanger frostproofing effect of circulation system that prevents frostbite, can't effectively carry out the protection of preventing frostbite to fresh air unit heat exchanger, makes fresh air unit heat exchanger water-logging freeze easily to arouse the problem that fresh air unit heat exchanger rises and splits.
Description
Technical Field
The utility model relates to an anti-freezing equipment technical field specifically is a fresh air handling unit heat exchanger system of preventing frostbite.
Background
A heat exchanger (hereinafter referred to as a fresh air unit heat exchanger) used for heating fresh air in an air conditioning unit in a severe cold and cold region is in direct contact with outdoor air. The design of the air conditioner usually considers that a closed heat preservation air valve is arranged on the outer side of the heat exchanger of the fresh air handling unit, when the fresh air system stops running at night in winter, the closed heat preservation air valve can be automatically closed, outdoor cold air is prevented from contacting the heat exchanger of the fresh air handling unit, water in the heat exchanger of the fresh air handling unit is frozen, and therefore the heat exchanger of the fresh air handling unit is prevented from being cracked, but when the air temperature is too low, the method cannot effectively avoid the water in the heat exchanger of the fresh air handling unit from being frozen.
At present, the anti-freezing effect of a common anti-freezing circulating system of a heat exchanger of a fresh air handling unit is poor, the heat exchanger of the fresh air handling unit cannot be effectively protected from freezing, and water in the heat exchanger of the fresh air handling unit is easy to freeze, so that the heat exchanger of the fresh air handling unit is cracked.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fresh air handling unit heat exchanger system of preventing frostbite to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a fresh air handling unit heat exchanger anti-freezing circulation system comprises a heat preservation shell and a water tank arranged at the bottom of the heat preservation shell, wherein a fresh air handling unit heat exchanger is fixedly connected to the center of the bottom of the inner wall of the heat preservation shell, an anti-freezing mechanism is arranged inside the heat preservation shell, a heating block is arranged at the center of the bottom of the inner wall of the water tank, and a controller is arranged at the bottom of the right side of the heat preservation shell;
the utility model discloses a heat preservation shell, including conveyer pump, inlet tube, raceway, temperature sensor and heating mechanism, prevent frostbite the mechanism and include conveyer pump, inlet tube, raceway, temperature sensor and heating mechanism, the right side fixed mounting of heat preservation shell inner wall bottom has the conveyer pump, the bottom fixed mounting of conveyer pump has the inlet tube, the inside that the heat preservation shell just extended to the water tank is run through to the bottom of inlet tube, the top fixedly connected with raceway of conveyer pump, the one end that the conveyer pump was kept away from to the raceway runs through the inside that the heat preservation shell just extended to the water tank, temperature sensor installs the top at the new trend heat exchanger, the inside of heat preservation shell is provided with heating mechanism.
Furthermore, an insulating layer is arranged on the inner wall of the insulating shell.
Further, heating mechanism includes motor, dead lever, hot plate and silica gel heating plate, the fixedly connected with motor is located at the center at heat preservation shell inner wall top, the bottom fixedly connected with dead lever of axle is carried to the motor, the equal fixedly connected with hot plate in both ends about the dead lever, install the silica gel heating plate on the inner wall of hot plate.
Further, a shell door is arranged on the front side of the heat preservation shell.
Further, the water pipe is wound on the surface of the fresh air handling unit heat exchanger in a sleeving manner.
Further, the heating block is electrically connected with the controller.
Further, delivery pump, temperature sensor, motor and silica gel heating plate are respectively with controller electric connection.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a heat preservation shell, water tank, freeze-proof mechanism, delivery pump, inlet tube, raceway, temperature sensor, heating mechanism, motor, dead lever, hot plate, silica gel heating plate, heating block, controller mutually support, it is not good to have solved the frostproofing effect of common fresh air unit heat exchanger freeze-proof circulation system, can't effectively carry out the protection of preventing frostbite to fresh air unit heat exchanger, makes fresh air unit heat exchanger water-logging freeze easily to arouse the problem that fresh air unit heat exchanger rises and splits.
Drawings
FIG. 1 is a sectional view of the structure of the present invention;
FIG. 2 is a schematic structural view of the heating mechanism of the present invention;
fig. 3 is a schematic structural diagram of the present invention.
In the figure: 1. a heat preservation shell; 2. a water tank; 3. an anti-freezing mechanism; 301. a delivery pump; 302. a water inlet pipe; 303. a water delivery pipe; 304. a temperature sensor; 305. a heating mechanism; 3051. a motor; 3052. fixing the rod; 3053. heating plates; 3054. a silica gel heating plate; 4. a heating block; 5. and a controller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a fresh air handling unit heat exchanger anti-freezing circulation system comprises a heat preservation shell 1 and a water tank 2 installed at the bottom of the heat preservation shell 1, wherein the fresh air handling unit heat exchanger is fixedly connected at the center of the bottom of the inner wall of the heat preservation shell 1, an anti-freezing mechanism 3 is arranged inside the heat preservation shell 1, a heating block 4 is installed at the center of the bottom of the inner wall of the water tank 2, and a controller 5 is installed at the bottom of the right side of the heat preservation shell 1.
In the specific implementation, the heat preservation layer is arranged on the inner wall of the heat preservation shell 1, so that the heat preservation and anti-freezing effects of the heat preservation shell 1 are effectively improved.
In the specific implementation, heating mechanism 305 includes motor 3051, dead lever 3052, hot plate 3053 and silica gel heating plate 3054, and the center department fixedly connected with motor 3051 at the top of the inner wall of heat preservation shell 1, motor 3051 are the low-speed motor, and motor 3051 carries the bottom fixedly connected with dead lever 3052 of axle, and the equal fixedly connected with hot plate 3053 in both ends about dead lever 3052 installs silica gel heating plate 3054 on the inner wall of hot plate 3053.
In the specific implementation, the front side of the heat preservation shell 1 is provided with a shell door, so that parts in the heat preservation shell can be conveniently repaired.
In specific implementation, the water pipe 303 is wound and sleeved on the surface of the heat exchanger of the fresh air handling unit, so that the whole heat exchanger of the fresh air handling unit can be uniformly heated.
In the implementation, the heating block 4 is electrically connected to the controller 5.
In practical implementation, the delivery pump 301, the temperature sensor 304, the motor 3051 and the silica gel heating piece 3054 are electrically connected to the controller 5 respectively.
The working principle is as follows: when using in winter, start heating block 4 and delivery pump 301, heat the water in the water tank 2 by heating block 4, simultaneously by the hot water of delivery pump 301 extraction water tank 2 in, then carry the hot water to in the raceway 303, and then make hot water flow into in the water tank 2 through raceway 303, thereby realize the reuse of water, the heat that hot water produced simultaneously in transportation process carries out the protection of preventing frostbite to whole new trend unit heat exchanger, when the temperature of heat preservation shell 1 inside is still low, detect low temperature signal by temperature sensor 304, then give controller 5 with signal transmission, then start silica gel heat plate 3054 and motor 3051 by controller 5, thereby heat heating plate 3053 by silica gel heat plate 3054, and then heat the inside air of heat preservation shell 1 by hot plate 3053, drive dead lever 3052 and the slow rotation of hot plate 3053 by motor 3051 simultaneously, and then make 3053 heat the even quick air to heat the heat of heat preservation shell 1 inside, further improved the protection effect of preventing frostbite to unit new trend heat exchanger.
The utility model discloses circuit and control that relate to are prior art, do not carry out too much repetition here.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The fresh air handling unit heat exchanger anti-freezing circulation system is characterized by comprising a heat preservation shell (1) and a water tank (2) arranged at the bottom of the heat preservation shell (1), wherein the center of the bottom of the inner wall of the heat preservation shell (1) is fixedly connected with a fresh air handling unit heat exchanger, an anti-freezing mechanism (3) is arranged inside the heat preservation shell (1), a heating block (4) is arranged at the center of the bottom of the inner wall of the water tank (2), and a controller (5) is arranged at the bottom of the right side of the heat preservation shell (1);
mechanism (3) prevent frostbite includes delivery pump (301), inlet tube (302), raceway (303), temperature sensor (304) and heating mechanism (305), the right side fixed mounting of heat preservation shell (1) inner wall bottom has delivery pump (301), the bottom fixed mounting of delivery pump (301) has inlet tube (302), the inside that heat preservation shell (1) and extend to water tank (2) is run through to the bottom of inlet tube (302), the top fixedly connected with raceway (303) of delivery pump (301), the one end that delivery pump (301) were kept away from in raceway (303) runs through the inside that heat preservation shell (1) just extended to water tank (2), the top at new trend heat exchanger is installed in temperature sensor (304), the inside of heat preservation shell (1) is provided with heating mechanism (305).
2. The fresh air handling unit heat exchanger freeze protection circulation system of claim 1, wherein: and the inner wall of the heat-insulating shell (1) is provided with a heat-insulating layer.
3. The fresh air handling unit heat exchanger freeze protection circulation system of claim 1, wherein: heating mechanism (305) include motor (3051), dead lever (3052), hot plate (3053) and silica gel heating plate (3054), fixedly connected with motor (3051) is located at the center at heat preservation shell (1) inner wall top, bottom fixedly connected with dead lever (3052) of axle is carried in motor (3051), the equal fixedly connected with hot plate (3053) in both ends about dead lever (3052), install silica gel heating plate (3054) on the inner wall of hot plate (3053).
4. The fresh air handling unit heat exchanger anti-freeze cycle system of claim 1, wherein: and a shell door is arranged on the front side of the heat preservation shell (1).
5. The fresh air handling unit heat exchanger anti-freeze cycle system of claim 1, wherein: the water delivery pipe (303) is wound and sleeved on the surface of the heat exchanger of the fresh air handling unit.
6. The fresh air handling unit heat exchanger anti-freeze cycle system of claim 1, wherein: the heating block (4) is electrically connected with the controller (5).
7. The fresh air handling unit heat exchanger freeze protection circulation system of claim 1, wherein: delivery pump (301), temperature sensor (304), motor (3051) and silica gel heating plate (3054) respectively with controller (5) electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221786417.1U CN218209829U (en) | 2022-07-12 | 2022-07-12 | Fresh air unit heat exchanger anti-freezing circulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221786417.1U CN218209829U (en) | 2022-07-12 | 2022-07-12 | Fresh air unit heat exchanger anti-freezing circulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218209829U true CN218209829U (en) | 2023-01-03 |
Family
ID=84649104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221786417.1U Active CN218209829U (en) | 2022-07-12 | 2022-07-12 | Fresh air unit heat exchanger anti-freezing circulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218209829U (en) |
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2022
- 2022-07-12 CN CN202221786417.1U patent/CN218209829U/en active Active
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