CN210141597U - A kind of cold air device for boiler with energy saving performance - Google Patents

Abstract

The utility model discloses a cold wind device for boiler with energy-conserving performance, including the boiler body, the drain has been seted up to the lateral part of boiler body, liquid collecting tank is installed to the lower part of drain, the heat exchange tube is installed in liquid collecting tank's inside, the lateral part in liquid collecting tank is installed to cold wind device body, the fin is installed to the inside portion of cold wind device body, the lateral part intercommunication of cold wind device body has first branch pipe, the lateral part intercommunication of cold wind device body has the honeycomb duct, honeycomb duct and heat exchange tube intercommunication, the second branch pipe is installed to the end of giving vent to anger of heat exchange tube, the fan is installed to the lateral part of boiler body, the end of giving vent to anger of fan and the lateral part intercommunication of cold wind device body, first branch pipe and second branch pipe pass through the lateral part intercommunication of female pipe. The utility model discloses simple and convenient heat to the sewage production and carry out recycle to the heat that cold wind device body produced.

Description

A kind of cold air device for boiler with energy saving performance

technical field

The utility model relates to the technical field of boiler cooling air supply, in particular to a cooling air device for boilers with energy-saving performance.

Background technique

The boiler is an energy conversion device. The energy input to the boiler includes chemical energy and electrical energy in the fuel. The boiler outputs steam, high-temperature water or organic heat carrier with certain thermal energy, which is convenient for subsequent energy utilization. During the use of the boiler, Sewage needs to be discharged, and the water after sewage needs to be cooled and then recycled, which requires a cold air device to blow and cool the sewage.

However, the existing cold air device uses a fan to spray the sewage, which causes the heat generated by the sewage to be dissipated directly, and the heat is not used well, resulting in poor energy-saving performance, which is not conducive to use. , the large amount of heat generated inside the body of the cold air device also requires special heat dissipation components to dissipate heat, and the internal heat still cannot be effectively utilized, which is not conducive to energy saving.

Utility model content

The purpose of this utility model is to provide a cooling air device for boilers with energy-saving performance, which can simply and conveniently utilize the heat generated by the sewage, and at the same time, effectively recycle the heat generated by the body of the cooling air device, so as to achieve a better overall Energy saving to solve the problems raised in the above background art.

In order to achieve the above purpose, the utility model provides the following technical solutions: a cold air device for a boiler with energy-saving performance, comprising a boiler body, a cold air device body and a heat exchange tube, the side part of the boiler body is provided with a sewage outlet, the A liquid collection tank is installed at the lower part of the sewage outlet, the heat exchange tube is installed inside the liquid collection tank, the cold air device body is installed on the side of the liquid collection tank, and the cooling fin is installed on the inner side of the cold air device body. A first branch pipe is communicated with the side part of the cold air device body, and a guide pipe is communicated with the side part of the cold air device body. Two branch pipes, a fan is installed on the side of the boiler body, the outlet end of the fan communicates with the side of the cooling air device body, and the first branch pipe and the second branch pipe communicate with the side of the boiler body through the main pipe.

Preferably, a thermal insulation cotton layer is installed on the inner wall of the liquid collecting tank, and a drain pipe is installed on the side of the liquid collecting tank.

Preferably, the body of the cold air device and the liquid collecting tank are connected through a heat insulation plate, and an air intake pipe is communicated with the side of the body of the cold air device.

Preferably, the heat sink is a copper heat sink, one side of the heat sink is opposite to the air outlet end of the fan, and one side of the heat sink penetrates the side wall of the cooling air device body to communicate with the outside world.

Preferably, the heat exchange tubes are arranged in an S-shaped staggered manner inside the liquid collecting tank, and the heat exchange tubes are stainless steel heat exchange tubes.

Preferably, a stop valve is installed in the middle part of the first branch pipe and the middle part of the second branch pipe, and the outer wall of the first branch pipe and the outer wall of the second branch pipe are covered with a rock wool insulation layer.

Compared with the prior art, the beneficial effects of the present utility model are:

1. Collect the sewage generated by the operation of the boiler body through the liquid collecting tank, blow cold air into the heat exchange tube through the cold air device body, cool the sewage collected inside the liquid collecting tank, and heat the cold air, and the generated hot air passes through the second branch pipe And the main pipe enters the inside of the boiler body again to realize the utilization of the heat of the sewage and achieve the effect of energy saving;

2. Air is blown into the inside of the cold air device body through the fan, the heat generated by the operation of the cold air device body is dissipated through the heat sink, and the heat sink is blown through the air to achieve heat dissipation and heat the air, and the generated hot air passes through the first branch pipe And the main tube re-enters the inside of the boiler body for recycling, realizing the recycling and utilization of the heat generated by the operation of the cold air device body, and achieving the purpose of energy saving.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Figure 2 is a side cross-sectional view of the partial structure of the liquid collecting tank of the present invention;

3 is a side sectional view of the structure of the first branch pipe part of the present invention.

In the picture: 1 boiler body, 2 cold air device body, 3 heat exchange pipe, 4 sewage outlet, 5 liquid collecting tank, 6 heat sink, 7 first branch pipe, 8 guide pipe, 9 second branch pipe, 10 fan, 11 mother Pipe, 12 insulation cotton layer, 13 drain pipe, 14 insulation board, 15 intake pipe, 16 stop valve, 17 rock wool insulation layer.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: a cold air device for boilers with energy-saving performance, comprising a boiler body 1, a cold air device body 2 and a heat exchange tube 3, the side part of the boiler body 1 is A sewage outlet 4 is opened, a liquid collecting tank 5 is installed at the lower part of the sewage discharge port 4, the heat exchange tube 3 is installed inside the liquid collecting tank 5, and the cold air device body 2 is installed on the side of the liquid collecting tank 5. , a cooling fin 6 is installed on the inner side of the cold air device body 2, a first branch pipe 7 is communicated with the side portion of the cold air device body 2, and a guide pipe 8 is communicated with the side portion of the cold air device body 2. The guide pipe 8 is communicated with the heat exchange pipe 3, the air outlet end of the heat exchange pipe 3 is installed with a second branch pipe 9, the side part of the boiler body 1 is installed with a fan 10, and the air outlet end of the fan 10 is connected to the cooling air device The side part of the main body 2 communicates with the side part of the boiler body 1 through the main pipe 11 .

Specifically, a thermal insulation cotton layer 12 is installed on the inner wall of the liquid collection tank 5, and a drain pipe 13 is installed on the side of the liquid collection tank 5. The thermal insulation cotton layer 12 keeps the liquid collection tank 5 warm to avoid the liquid collection tank. The temperature of the shell of 5 is too high, and the drain pipe 13 facilitates the discharge of water after heat exchange.

Specifically, the cold air device body 2 and the liquid collecting tank 5 are connected through a heat insulation plate 14, and the side part of the cold air device body 2 is connected with an air intake pipe 15, the heat insulation plate 14 is insulated, and the air intake pipe 15 It is convenient for the outside air to enter the inside of the cold air device body 2, which is convenient for operation.

Specifically, the heat sink 6 is a copper heat sink, one side of the heat sink 6 is opposite to the air outlet end of the fan 10, and one side of the heat sink 6 penetrates the side wall of the cold air device body 2 to communicate with the outside world, It is convenient to dissipate heat to the cold air device body 2 and ensure the effective operation of the cold air device body 2 .

Specifically, the heat exchange tubes 3 are staggered and arranged inside the liquid collecting tank 5 in an S shape, and the heat exchange tubes 3 are stainless steel heat exchange tubes, which can effectively exchange heat and cool the sewage.

Specifically, a stop valve 16 is installed in the middle part of the first branch pipe 7 and the middle part of the second branch pipe 9, and the outer wall of the first branch pipe 7 and the outer wall of the second branch pipe 9 are covered with a rock wool insulation layer 17, The stop valve 16 is convenient to open and cut off the first branch pipe 7 and the second branch pipe 9 , and the rock wool insulation layer 17 keeps the first branch pipe 7 and the second branch pipe 9 warm.

Working principle: During use, the sewage generated by the operation of the boiler body 1 is collected through the liquid collecting tank 5, and cold air is blown into the heat exchange tube 3 through the cold air device body 2 to cool the sewage collected inside the liquid collecting tank 5 and heat it. Cold air, the generated hot air enters the inside of the boiler body 1 again through the second branch pipe 9 and the main pipe 11 to realize the utilization of the heat of the waste water and achieve the effect of energy saving. The fins 6 dissipate the heat generated by the operation of the cold air device body 2, and the fins are blown through the air to achieve heat dissipation and heat the air. Recycling, realizes the recycling and utilization of the heat generated by the operation of the cold air device body 2, and achieves the purpose of energy saving.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a cold air device for boiler with energy-conserving performance, includes boiler body (1), cold air device body (2) and heat exchange tube (3), its characterized in that: the utility model discloses a boiler, including boiler body (1), drain (4), liquid collecting box (5) are installed to the lower part of drain (4), heat exchange tube (3) are installed in the inside of liquid collecting box (5), cold wind device body (2) are installed in the lateral part of liquid collecting box (5), fin (6) are installed to the inside portion of cold wind device body (2), the lateral part intercommunication of cold wind device body (2) has first branch pipe (7), the lateral part intercommunication of cold wind device body (2) has honeycomb duct (8), honeycomb duct (8) and heat exchange tube (3) intercommunication, second branch pipe (9) are installed to the end of giving vent to anger of heat exchange tube (3), fan (10) are installed to the lateral part of boiler body (1), the end of giving vent to anger of fan (10) and the lateral part intercommunication of cold wind device body (2), first branch pipe (7) and second branch pipe (9) are through female pipe (11) and the lateral part intercommunication of boiler body (1).

2. The cooling air device for a boiler having an energy saving performance as set forth in claim 1, wherein: the cotton layer of heat preservation (12) is installed to the inner wall of collection liquid case (5), just drain pipe (13) are installed to the lateral part of collection liquid case (5).

3. The cooling air device for a boiler having an energy saving performance as set forth in claim 1, wherein: the cold air device body (2) is connected with the liquid collecting box (5) through a heat insulation plate (14), and the side part of the cold air device body (2) is communicated with an air inlet pipe (15).

4. The cooling air device for a boiler having an energy saving performance as set forth in claim 1, wherein: the cooling fin (6) is a copper cooling fin, one side of the cooling fin (6) is opposite to the air outlet end of the fan (10), and one side of the cooling fin (6) penetrates through the side wall of the cold air device body (2) to be communicated with the outside.

5. The cooling air device for a boiler having an energy saving performance as set forth in claim 1, wherein: the heat exchange tubes (3) are arranged inside the liquid collecting box (5) in an S-shaped staggered mode, and the heat exchange tubes (3) are stainless steel heat exchange tubes.

6. The cooling air device for a boiler having an energy saving performance as set forth in claim 1, wherein: stop valve (16) are all installed at the middle part of first branch pipe (7) and the middle part of second branch pipe (9), just the outer wall of first branch pipe (7) and the outer wall of second branch pipe (9) all cover rock wool heat preservation (17).

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