CN215412538U

CN215412538U - Cast aluminum condensation heat exchanger

Info

Publication number: CN215412538U
Application number: CN202120746071.1U
Authority: CN
Inventors: 郭建恒; 王勇
Original assignee: Gtc Gas Technology Components Co ltd
Current assignee: Gtc Gas Technology Components Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2022-01-04
Anticipated expiration: 2031-04-13

Abstract

The utility model discloses a cast aluminum condensing heat exchanger, and aims to provide a cast aluminum condensing heat exchanger capable of adjusting heat exchange power. The utility model comprises a heat exchanger group and a burner, wherein the burner is arranged at the upper end of the heat exchanger group, an air blower is arranged on the burner, the heat exchanger group comprises a plurality of heat exchangers which are sequentially communicated from bottom to top, and a heating water channel and a flue gas channel are arranged in the heat exchanger group. The utility model is applied to the technical field of heat exchangers.

Description

Cast aluminum condensation heat exchanger

Technical Field

The utility model relates to a cast aluminum condensation heat exchanger.

Background

The condensing heat exchanger in the prior art can not adjust the heat exchange power in the process of exchanging heat of heating water through high-temperature flue gas, so that a cast aluminum condensing heat exchanger capable of adjusting the heat exchange power needs to be developed at present.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide the cast aluminum condensing heat exchanger capable of adjusting the heat exchange power.

The technical scheme adopted by the utility model is as follows: the utility model comprises a heat exchanger group and a burner, wherein the burner is arranged at the upper end of the heat exchanger group, an air blower is arranged on the burner, the heat exchanger group comprises a plurality of heat exchangers which are sequentially communicated from bottom to top, and a heating water channel and a flue gas channel are arranged in the heat exchanger group.

Further, the heat exchanger includes the heat exchanger casing, be provided with first heat transfer cavity in the heat exchanger casing, the upper end of first heat transfer cavity outer wall is provided with the first fin of a plurality of, the lower extreme of first heat transfer cavity outer wall is provided with a plurality of second fin, open the lower part of heat exchanger casing have with the heating water import that the one end of first heat transfer cavity is linked together, open the upper portion of heat exchanger casing have with the heating water export that the other end of first heat transfer cavity is linked together, a plurality of first heat transfer cavity, a plurality of heating water import and a plurality of form between the heating water export the heating water passageway.

Further, the lower end of the heat exchanger group is communicated with a base, an air outlet pipeline, a second heat exchange chamber, a heating cold water inlet and a water inlet pipe are arranged on the base, the water inlet pipe is communicated with the bottom of the second heat exchange chamber, a plurality of third fins are arranged at the upper end of the second heat exchange chamber, the heating cold water inlet is communicated with the bottom of the heating water channel, a heating hot water outlet is arranged at the upper end of the heating water channel, the heating cold water inlet is communicated with the second heat exchange chamber, and the air outlet pipeline is communicated with the air channel.

Further, the lower end face of the base is an inclined face, a condensed water outlet is formed in the bottom of the gas channel, and the condensed water outlet is located at the inclined bottom of the base.

Further, the heat exchanger is made of cast aluminum alloy.

The utility model has the beneficial effects that: compared with the defects of the prior art, in the utility model, when the air-conditioning system is used, the combustor burns to generate high-temperature flue gas, the high-temperature flue gas is blown to the flue gas channel under the action of the air blower, meanwhile, heating water enters the heating water channel through the bottom of the heating water channel, so that the high-temperature flue gas in the flue gas channel can exchange heat for the heating water in the heating water channel, and in the process, the heat exchange power can be controlled by setting the number of the heat exchangers, so that the air-conditioning system has the advantage of being capable of adjusting the heat exchange power.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of another embodiment of the present invention;

FIG. 3 is a schematic perspective view of a heat exchanger;

FIG. 4 is a schematic perspective view of another perspective of the heat exchanger;

FIG. 5 is a cross-sectional view of a heat exchanger;

FIG. 6 is a cross-sectional view from another perspective of the heat exchanger;

FIG. 7 is a schematic perspective view of a base;

FIG. 8 is a perspective view of the base from another perspective;

fig. 9 is a cross-sectional view of the base.

Detailed Description

As shown in fig. 1 to 9, in this embodiment, the present invention includes a heat exchanger group 10 and a burner 1, the burner 1 is disposed at an upper end of the heat exchanger group, an air blower 2 is disposed on the burner 1, the heat exchanger group 10 includes a plurality of heat exchangers 6 sequentially communicated from bottom to top, and a heating water channel 7 and a flue gas channel 8 are disposed in the heat exchanger group 10. Compared with the defects of the prior art, in the utility model, when the heat exchanger is used, the combustor 1 is combusted to generate high-temperature flue gas, the high-temperature flue gas is blown to the flue gas channel 8 under the action of the air blower 2, meanwhile, heating water enters the heating water channel 7 through the bottom of the heating water channel 7, so that the high-temperature flue gas in the flue gas channel 8 can exchange heat with the heating water in the heating water channel 7, and in the process, the heat exchanger can control the heat exchange power by setting the number of the heat exchangers 6, so that the heat exchanger has the advantage of being capable of adjusting the heat exchange power.

In this embodiment, the heat exchanger 6 includes a heat exchanger housing 61, a first heat exchange chamber 62 is provided in the heat exchanger housing 61, the upper end of the outer wall of the first heat exchange chamber 62 is provided with a plurality of first fins 63, the lower end of the outer wall of the first heat exchange chamber 62 is provided with a plurality of second fins 64, the lower portion of the heat exchanger housing 61 is provided with a heating water inlet 65 communicated with one end of the first heat exchange chamber 62, the upper portion of the heat exchanger housing 61 is provided with a heating water outlet 66 communicated with the other end of the first heat exchange chamber 62, and the heating water channel 7 is formed between the plurality of first heat exchange chambers 62, the plurality of heating water inlets 65 and the plurality of heating water outlets 66. Heating water firstly enters the first heat exchange chamber 62 through the heating water inlet 65, and further high-temperature flue gas in the flue gas channel 8 is in heat transfer with the first fin 63 and the second fin 64, so that the high-temperature flue gas can heat the heating water in the first heat exchange chamber 62, and further the heating water enters the next heat exchanger 6 through the heating water outlet 66, or is discharged to other pipelines from the heating hot water outlet of the heating water channel 7.

In this embodiment, the lower extreme intercommunication of heat exchanger group has base 3, be provided with air outlet pipe 4 and second heat exchange cavity 31, heating cold water inlet 5 and intake pipe 32 on base 3, intake pipe 32 intercommunication is in the bottom of second heat exchange cavity 31, the upper end of second heat exchange cavity 31 is provided with a plurality of third fin 33, heating cold water inlet 5 with the bottom of heating water passageway 7 is linked together, the upper end of heating water passageway 7 is provided with heating hot water delivery port an, heating cold water inlet 5 with second heat exchange cavity 31 is linked together, air outlet pipe 4 with gas channel 8 is linked together. The water inlet pipe 32 is communicated with an external water pump, so that the external water pump can supply water to the second heat exchange chamber 31; the heating water enters the heating water channel 7 through the heating cold water inlet 5 and is located in the second heat exchange chamber 31, the high-temperature flue gas of the flue gas channel 8 is in heat transfer with the third fins 33, so that the high-temperature flue gas can conduct heat to the heating water in the second heat exchange chamber 31, and after heat exchange, the high-temperature flue gas enters the flue gas channel 8 and is discharged after the air outlet pipeline 4.

In this embodiment, the lower terminal surface of base 3 is the inclined plane, flue gas channel 8's bottom is provided with comdenstion water outlet 9, comdenstion water outlet 9 is located the slope bottom of base 3. The high-temperature flue gas can produce a certain amount of comdenstion water when entering base 3, through the setting that the lower terminal surface of base 3 is the inclined plane for the comdenstion water can flow to automatically, discharge behind the comdenstion water export 9.

In this embodiment, the heat exchanger 6 is made of cast aluminum alloy.

While the embodiments of the present invention have been described in terms of practical embodiments, they are not to be construed as limiting the meaning of the present invention, and modifications of the embodiments and combinations with other embodiments will be apparent to those skilled in the art in light of the present description.

Claims

1. A cast aluminum condensing heat exchanger is characterized in that: it includes heat exchanger group (10) and combustor (1), combustor (1) sets up the upper end of heat exchanger group, be provided with air-blower (2) on combustor (1), heat exchanger group (10) are including a plurality of heat exchanger (6) that communicate in proper order from bottom to top, be provided with in heat exchanger group (10) and heat water passageway (7) and flue gas passageway (8).

2. The cast aluminum condensing heat exchanger of claim 1, wherein: the heat exchanger (6) comprises a heat exchanger shell (61), a first heat exchange chamber (62) is arranged in the heat exchanger shell (61), a plurality of first fins (63) are arranged at the upper end of the outer wall of the first heat exchange chamber (62), a plurality of second fins (64) are arranged at the lower end of the outer wall of the first heat exchange chamber (62), a heating water inlet (65) communicated with one end of the first heat exchange chamber (62) is formed in the lower portion of the heat exchanger shell (61), a heating water outlet (66) communicated with the other end of the first heat exchange chamber (62) is formed in the upper portion of the heat exchanger shell (61), and a plurality of heating water channels (7) are formed between the heating water inlet (65) and the heating water outlet (66).

3. The cast aluminum condensing heat exchanger of claim 2, wherein: the lower end of the heat exchanger group is communicated with a base (3), an air outlet pipeline (4), a second heat exchange chamber (31), a heating cold water inlet (5) and a water inlet pipe (32) are arranged on the base (3), the water inlet pipe (32) is communicated with the bottom of the second heat exchange chamber (31), a plurality of third fins (33) are arranged at the upper end of the second heat exchange chamber (31), the heating cold water inlet (5) is communicated with the bottom of a heating water channel (7), a heating hot water outlet (a) is arranged at the upper end of the heating water channel (7), the heating cold water inlet (5) is communicated with the second heat exchange chamber (31), and the air outlet pipeline (4) is communicated with a gas channel (8).

4. The cast aluminum condensing heat exchanger of claim 3, wherein: the lower end face of the base (3) is an inclined face, a condensed water outlet (9) is formed in the bottom of the gas channel (8), and the condensed water outlet (9) is located at the inclined bottom of the base (3).

5. The cast aluminum condensing heat exchanger of claim 1, wherein: the heat exchanger (6) is made of cast aluminum alloy.