CN217654018U

CN217654018U - Anti-freezing combined type air cabinet

Info

Publication number: CN217654018U
Application number: CN202220985187.5U
Authority: CN
Inventors: 韩文豪; 马正强; 蔡伟东
Original assignee: Wuxi Qingyi Purification System Engineering Co ltd
Current assignee: Wuxi Qingyi Purification System Engineering Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-10-25
Anticipated expiration: 2032-04-27

Abstract

The utility model relates to a type combination formula wind cabinet prevents frostbite, it includes insulation box (1), insulation box (1) top is provided with new trend entry (2), be provided with in insulation box (1) and just imitate filter (3), just imitate filter (3) and be located new trend entry (2) rear side, just imitate filter (3) rear and be provided with multiunit coil pipe assembly (4), multiunit coil pipe assembly (4) are located same windward side. The utility model relates to a type combination formula wind cabinet prevents frostbite, its simple structure, convenient assembling, long service life, economic benefits height can solve the obstinate illness that the air conditioner coil pipe in the cold area in the north of china was frost crack winter.

Description

Anti-freezing combined type air cabinet

Technical Field

The utility model relates to a type of preventing frostbite combination formula wind cabinet belongs to air conditioning equipment technical field.

Background

At present, the combined type air cabinet surface cooling heat exchange section in a cold area often meets the problem that a hot water pipe is frozen due to low temperature when the hot water pipe runs in winter, if no anti-freezing measure is adopted, the water pipe and related parts are frozen and cracked when the outdoor environment temperature is lower than 0 ℃, the surface cooler can only be replaced due to difficulty in maintenance, and loss is brought to users.

In the prior art, common methods for preventing freezing include: various electric heating heat preservation methods are adopted, or a water pump circulation mode is adopted, or antifreezing solution is added, and the method has the defects of high energy consumption, such as electric heating, and the need of configuring a set of control system to monitor the water temperature at any time and start devices or components such as an electric heater, a water pump, an electromagnetic valve and the like in time, and the system is complex in design, complex in operation and can cause extra energy waste. Furthermore, the temperature of circulating hot water is increased by using the traditional hot water pipe, but the traditional hot water pipe is too long in circulating heating, so that the hot water is often frozen before flowing to a water outlet when the unit operates in cold seasons, and the water pipe is frozen and cracked. Simultaneously, cold areas frost crack generally takes place at night, discovery daytime, and the coil pipe has frozen into ice and has stuck together, needs to melt to freeze the back electric welding and mends, perhaps trades the coil pipe again, and is great to production influence, and economic loss is serious.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that provide a type of preventing frostbite combination formula wind cabinet to above-mentioned prior art, its simple structure, convenient assembling, long service life, economic benefits are high, can solve the stubborn disease that the cold area air conditioner coil pipe in the north of china was frost crack winter.

The utility model provides a technical scheme that above-mentioned problem adopted does: the utility model provides a type combination formula wind cabinet prevents frostbite, it includes the insulation box, the insulation box top is provided with the new trend entry, be provided with the primary filter in the insulation box, the primary filter is located new trend entry rear side, the primary filter rear is provided with multiunit coil pipe assembly, and multiunit coil pipe assembly is located same windward side.

The number of the coil pipe assemblies is four, and the four coil pipe assemblies are separately arranged from top to bottom and from left to right.

The coil pipe assembly comprises a coil pipe support, and a snake-shaped coil pipe is arranged on the coil pipe support.

The heat preservation box body is characterized in that a water inlet and a water outlet are formed in the left side wall and the right side wall of the heat preservation box body, each group of coil pipe assemblies corresponds to one water inlet and one water outlet, and the water inlets and the water outlets are connected with the S-shaped coil pipes.

The water inlet is positioned below the water outlet.

The inner end of the water inlet is connected with the lower end of the serpentine coil, and the outer end of the water inlet is connected with the water supply pipe; the water outlet is connected with the upper end of the serpentine coil pipe, and the water outlet is connected with the water return pipe.

And the circulating working medium in the coil assembly is ethylene glycol aqueous solution.

The proportion of the ethylene glycol aqueous solution is 38.5-52.1%.

Compared with the prior art, the utility model has the advantages of:

1. the utility model achieves the purpose of preventing freezing of hot water by natural circulation without adopting electric heating, water discharging and other devices or manual control;

2. the utility model can prevent the water in the heat pipe of the surface air cooler from freezing without depending on the execution parts with fault hidden danger such as electric power, electromagnetic valve, etc., and experiments prove that the anti-freezing measure is safe and reliable;

3. the utility model has the characteristics of simple structure, convenient assembly, long service life, high economic benefit and the like, and can solve the persistent ailment that the air conditioner coil pipe is frost cracked in winter in the cold areas in the north of China;

4. the utility model has low production cost, and the existing mould can be molded;

5. the utility model can use the coil form of the surface cooler which can heat water normally, does not change the water circulation mode and temperature in the pipeline, does not increase extra energy consumption, and achieves the measure of natural anti-freezing;

6. the utility model increases the coil number of the surface cooler on the same section of the windward side and reduces the coil tube pass, so that the circulating hot water naturally circulates to the water outlet, and the water pipe and other parts are not frozen and cracked before circulating to the water outlet;

7. the utility model discloses add ethylene glycol in the working medium, the working medium freezing point is considered according to local minimum temperature to the ratio, guarantees not to freeze under the extremely cold weather condition.

Drawings

Fig. 1 is a schematic structural view of the anti-freezing combined air cabinet of the present invention.

Fig. 2 is a side view of fig. 1.

Fig. 3 is a top view of fig. 1.

Wherein:

insulation box 1

Fresh air inlet 2

Primary filter 3

Coil pipe assembly 4

Coil support 41

Serpentine coil 42

Water inlet 5

And a water outlet 6.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 3, the anti-freezing combined type air cabinet in the embodiment includes an insulation box 1, a fresh air inlet 2 is arranged at the top of the insulation box 1, a primary filter 3 is arranged in the insulation box 1, the primary filter 3 is located at the rear side of the fresh air inlet 2, a plurality of coil pipe assemblies 4 are arranged behind the primary filter 3, and the plurality of coil pipe assemblies 4 are located on the same windward side;

the number of the coil pipe assemblies 4 is four, the four coil pipe assemblies 4 are separately arranged from top to bottom and from left to right, on the premise that the cross section area of a windward side is not changed, the length of a coiled pipe of each independent coil pipe is shortened to be 1/4 of that of a traditional single-inlet single-outlet coil pipe, the probability of icing in the coil pipe caused by cold air in winter is effectively reduced, the on-way resistance of water flow is reduced, the temperature difference of inlet and outlet water is effectively reduced under the same water inlet temperature condition, and the coil pipe is prevented from being iced and cracked;

the coil assembly 4 comprises a coil support 41, and a serpentine coil 42 is arranged on the coil support 41;

a water inlet 5 and a water outlet 6 are arranged on the left side wall and the right side wall of the heat preservation box body 1, each group of coil pipe assemblies 4 corresponds to one water inlet 5 and one water outlet 6, and the water inlets 5 and the water outlets 6 are connected with the serpentine coil pipes 42;

the water inlet 5 is positioned below the water outlet 6;

the inner end of the water inlet 5 is connected with the lower end of the serpentine coil 42, and the outer end of the water inlet 5 is connected with a water supply pipe; the water outlet 6 is connected with the upper end of the serpentine coil 42, and the water outlet 6 is connected with a water return pipe;

the circulating working medium in the coil pipe assembly 4 is ethylene glycol aqueous solution;

the proportion of the ethylene glycol aqueous solution is 38.5-52.1%.

In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.

Claims

1. The utility model provides an anti-freeze type combination formula wind cabinet which characterized in that: it includes insulation box (1), insulation box (1) top is provided with new trend entry (2), be provided with primary filter (3) in insulation box (1), primary filter (3) are located new trend entry (2) rear side, primary filter (3) rear is provided with multiunit coil pipe assembly (4), and multiunit coil pipe assembly (4) are located same windward side.

2. An anti-freezing combined air cabinet according to claim 1, characterized in that: the number of the coil pipe assemblies (4) is four, and the four coil pipe assemblies (4) are separately arranged from top to bottom and from left to right.

3. The antifreeze combined air cabinet according to claim 1, wherein: the coil assembly (4) comprises a coil support (41), and a serpentine coil (42) is arranged on the coil support (41).

4. An anti-freeze type combined air cabinet according to claim 3, characterized in that: be provided with water inlet (5) and delivery port (6) on the wall of insulation box (1) left and right sides, every group coil pipe assembly (4) correspond a water inlet (5) and delivery port (6), water inlet (5) and delivery port (6) all are connected with serpentine coil (42).

5. An anti-freeze type combined air cabinet according to claim 4, characterized in that: the water inlet (5) is positioned below the water outlet (6).

6. An anti-freeze type combined air cabinet according to claim 4, characterized in that: the inner end of the water inlet (5) is connected with the lower end of the serpentine coil (42), and the outer end of the water inlet (5) is connected with a water supply pipe; the water outlet (6) is connected with the upper end of the serpentine coil (42), and the water outlet (6) is connected with a water return pipe.

7. An anti-freezing combined air cabinet according to claim 1, characterized in that: and the circulating working medium in the coil assembly (4) is ethylene glycol aqueous solution.

8. An anti-freeze type combined air cabinet according to claim 7, characterized in that: the proportion of the ethylene glycol aqueous solution is 38.5-52.1%.