CN206094563U

CN206094563U - Combined -type condensing heat exchanger

Info

Publication number: CN206094563U
Application number: CN201621125464.6U
Authority: CN
Inventors: 孔明旺
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-10-17
Filing date: 2016-10-17
Publication date: 2017-04-12
Anticipated expiration: 2026-10-17

Abstract

The utility model provides a combined -type condensing heat exchanger, includes a preceding dististyle, a back dististyle and a plurality of intermediate film, and dististyle and all intermediate film upper portions fretwork before wherein form the integrative combustion chamber of UNICOM of each other after position seals and connects, adjacent intermediate film parallel connection, the centre is left the clearance and is communicated with each other with the combustion chamber as heat transfer passageway, this heat transfer passageway upper portion, and lower part and outlet flue communicate with each other, preceding dististyle sets up respectively with the back dististyle is connected the assembly both ends that constitute at the intermediate film, with adjacent intermediate film parallel connection, preceding dististyle and back dististyle all and leave the clearance between the adjacent intermediate film as the heat transfer passageway, the wall portion of intermediate film and preceding dististyle and back dististyle all trades the hot junction structure to extending in the heat transfer passageway, the wall portion of intermediate film and preceding dististyle and back dististyle all trades hot junction to extension in the heat transfer fluid passageway and constructs. The heat transfer of this combination formula condenser is effectual.

Description

A kind of Combined-type condensing heat exchanger

Technical field

This utility model is related to a kind of condensing heat exchanger, particularly a kind of Combined-type condensing heat exchanger, belongs to heat exchange and changes Hot device field.

Background technology

Heat exchanger has been widely used at present industry and civil area, and existing frequently-used heat exchange mode is with traditional tubulation Based on fin pattern.This traditional tubulation finned heat exchanger not only structure and complex process, manufacture and material cost it is higher, And also need to for burner to be arranged on heat exchanger lower section.The flue gas that burner combustion is produced is from bottom to top through heat exchanger, water Flow through tubulation and the heat in flue gas is absorbed by fin and is heated up, and flue-gas temperature declines in heat transfer process, the heat of heat exchanger Efficiency is below 90%.The combustion gas condensing heat exchanger part for occurring therewith improves solid or liquid fuel imperfect combustion Phenomenon, wherein a part of condensing heat exchanger arranges combustor using top, bottom carries out the process that exchanges heat using heat exchanger tube The condensing heat exchanger that technical scheme, such as Chinese patent CN105841351A are announced, this kind of heat exchanger structure can effectively drop The temperature of low smoke evacuation and make full use of steam gasification latent heat, but bring therewith is that condensed water adheres to reduction on duct wall and changes The thermal efficiency, and water causes pipeline life to shorten with the corrosion of flue gas heat exchanging duct wall, reduces the service life of heat exchanger, and This kind of structure heat exchanger assembling is difficult, and the maintenance cost in use is very high.

The content of the invention

The purpose of this utility model is that to provide a kind of heat exchange efficiency high, easy to assembly, low cost of manufacture and the side of maintenance Just combined condensing formula heat exchanger.

For realize technical scheme that the purpose of this utility model adopts for：A kind of Combined-type condensing heat exchanger, its feature exists In：Including a front dististyle, dististyle and multiple intermediates after one are respectively provided with inside the front dististyle, rear dististyle and intermediate There are heat transfer fluid channels, wherein front dististyle and all of intermediate top hollow out, form after the closing connection of hollow out position and be mutually connected Logical integrated combustion chamber, the parallel connection of adjacent intermediate, junction side is closed, and gap is left as heat exchanger channels in centre, The heat exchanger channels top communicates with combustor, and bottom communicates with outlet flue, and the front dististyle and rear dististyle are separately positioned on centre The assembly two ends that piece is connected and composed, with the parallel connection of adjacent intermediate, front dististyle is totally-enclosed knot with rear dististyle downside Structure, front dististyle leaves gap as heat exchanger channels with rear dististyle between adjacent intermediate, the intermediate and front dististyle And the wall portion of rear dististyle be extended with into heat exchanger channels heat exchange structure, the intermediate and front dististyle and rear dististyle wall portion it is equal Heat exchange structure is extended with into heat transfer fluid channels；Further, the heat exchanging fluid of the intermediate, front dististyle and rear dististyle leads to Reinforcing prop, the reinforcing prop two ends two walls connection relative with heat transfer fluid channels respectively are provided with road；Further, it is described Outlet flue is connected with condensation chamber, and condensation chamber is provided with the waste gas outlet communicated with the external world；Further, the heat transfer fluid channels It is set to revolve lift structure from bottom to top disc inside front dististyle, rear dististyle and intermediate, the heat transfer fluid channels are high Degree is consistent, and lower end is heat exchanging fluid import, and upper end is heat exchanging fluid outlet；Further, the intermediate and front dististyle and after The upper width of dististyle is more than lower width, and upper and lower width ratio is 1.2:1 to 2.5:Between 1；Further, the centre Piece, front dististyle and rear dististyle are rectangle；Further, the wall portion of the intermediate, front dististyle and rear dististyle is into heat exchanger channels The heat exchange structure of extension be column, be staggered between the column two rows, two neighboring intermediate, intermediate with it is front Gap is left between the column terminal surface that dististyle, intermediate and rear dististyle wall portion extend；Further, the column is sky Heart column；Further, the two neighboring intermediate, front dististyle and intermediate, intermediate and rear dististyle wall portion extend Gap between column terminal surface is less than 5 millimeters；Further, the column near combustor side is highly less than combustor The column height of distal end, the heat exchanger channels cross section that the column is constituted is Y shape.

Positive beneficial effect of the present utility model is：The combustor of this combined condenser is arranged on heat exchanger top, Hot fluid carries out heat exchange, hot fluid and hot fluid move toward one another to be added, heat exchange effect with hot fluid to be added by heat exchanger channels Rate is high, good effect of heat exchange, the exhaust temperature after heat exchange well below current common gilled radiator, and in order to strengthen changing The thermal efficiency, is also provided with heat exchange mechanisms in heat transfer fluid channels, and the heat exchange mechanisms not only increased the heat exchange area of heat exchanger, Turbulent situation during flow of fluid can also be improved, further increase heat exchange efficiency.The reinforcing prop arranged in fluid passage, strengthens The intensity of heat exchanger fin, improves service life.This combined radiator is made up of dististyle and intermediate, by increase and decrease Between piece quantity, can easily change the heat exchange power of this heat exchanger, and manufacturing process is simple, it is easy to assembly, can be with spirit Work easily meets the device requirement of various occasions.

Description of the drawings

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

Fig. 2 is the internal anatomy of this utility model intermediate.

Fig. 3 is the schematic diagram of this utility model dististyle.

Specific embodiment

In order to more fully explain enforcement of the present utility model, embodiment of the present utility model presented below, these realities It is only, to elaboration of the present utility model, not limit scope of the present utility model to apply example.

With reference to accompanying drawing to the further details of explanation of this utility model, it is labeled as in accompanying drawing：1. heat transfer fluid channels；2. Condensation chamber；3. reinforcing prop；4. combustor；5. heat exchange structure；6. column；7. dististyle after；8. intermediate；9. exchange heat logical Road；10. heat exchanging fluid import；11. heat exchanging fluids are exported.

As can be seen from Figure：A kind of Combined-type condensing heat exchanger, including a front dististyle, dististyle 7 and one after one Or multiple intermediates, be provided with heat transfer fluid channels 1 inside the front dististyle, rear dististyle 7 and intermediate, wherein front dististyle and All of intermediate top hollow out, after the closing connection of hollow out position the integrated combustion chamber 4 for communicating with one another, adjacent intermediate are formed Parallel connection, junction side is closed, and gap is left as heat exchanger channels 9 in centre, the top of heat exchanger channels 9 and the phase of combustor 4 Logical, bottom communicates with outlet flue, and the front dististyle is separately positioned on the assembly two ends that intermediate is connected and composed with rear dististyle 7, With the parallel connection of adjacent intermediate, front dististyle and rear dististyle downside is full-closed structure, and front dististyle and rear dististyle 7 are and phase Gap is left between adjacent intermediate as heat exchanger channels 9, the wall portion of the intermediate, front dististyle and rear dististyle 7 is logical to heat exchange The wall portion of heat exchange structure, the intermediate and front dististyle and rear dististyle 7 is extended with road 9 to extend into heat transfer fluid channels 1 There is heat exchange structure；Further, reinforcing prop 3 is provided with the intermediate, front dististyle and the heat transfer fluid channels 1 of rear dististyle 7, The two walls connection relative with heat transfer fluid channels 1 respectively of the two ends of the reinforcing prop 3；Further, the outlet flue is connected with cold Solidifying room 2, condensation chamber 2 is provided with the waste gas outlet communicated with the external world；Further, figure it is seen that the heat exchanging fluid is logical Road 1 is set to revolve lift structure from bottom to top disc inside front dististyle, rear dististyle 7 and intermediate, and the heat exchanging fluid leads to Road 1 is highly consistent, and lower end is heat exchanging fluid import 10, and upper end is heat exchanging fluid outlet 11；Further, the intermediate with it is front Dististyle and rear dististyle 7 are rectangle；Further, the wall portion of the intermediate, front dististyle and rear dististyle 7 is prolonged into heat exchanger channels 9 The heat exchange structure stretched be column 6, be staggered between the two rows of the column 6, two neighboring intermediate, intermediate with it is front Gap is left between the terminal surface of column 6 that dististyle, intermediate and the wall portion of rear dististyle 7 extend；Further, the column 6 For open column shape body；Further, the two neighboring intermediate, front dististyle and intermediate, intermediate prolong with the wall portion of rear dististyle 7 Gap between the column terminal surface stretched is less than 5 millimeters；Further, the height of column 6 near the side of combustor 4 is less than The height of column 6 of the distal end of combustor 4, the cross section of heat exchanger channels 9 that the column 6 is constituted is Y shape.

Claims

1. a kind of Combined-type condensing heat exchanger, it is characterised in that：Including a front dististyle, dististyle and multiple intermediates after one, Heat transfer fluid channels are provided with inside the front dististyle, rear dististyle and intermediate, wherein on front dististyle and all of intermediate Portion's hollow out, after the closing connection of hollow out position the integrated combustion chamber for communicating with one another, the parallel connection of adjacent intermediate, junction are formed Side is closed, and gap is left as heat exchanger channels in centre, and the heat exchanger channels top communicates with combustor, bottom and outlet flue phase Logical, the front dististyle is separately positioned on the assembly two ends that intermediate is connected and composed with rear dististyle, parallel with adjacent intermediate Connection, front dististyle is full-closed structure with rear dististyle downside, and front dististyle leaves with rear dististyle between adjacent intermediate Gap is extended with heat exchange knot as the wall portion of heat exchanger channels, the intermediate and front dististyle and rear dististyle into heat exchanger channels The wall portion of structure, the intermediate and front dististyle and rear dististyle is extended with heat exchange structure into heat transfer fluid channels.

2. a kind of Combined-type condensing heat exchanger according to claim 1, it is characterised in that：The intermediate, front dististyle and It is provided with reinforcing prop, two relative with heat transfer fluid channels respectively walls of the reinforcing prop two ends in the heat transfer fluid channels of dististyle afterwards Connection.

3. a kind of Combined-type condensing heat exchanger according to claim 1, it is characterised in that：The outlet flue is connected with condensation Room, condensation chamber is provided with the waste gas outlet communicated with the external world.

4. a kind of Combined-type condensing heat exchanger according to claim 1, it is characterised in that：The heat transfer fluid channels are front It is set to revolve lift structure, the heat transfer fluid channels height one from bottom to top disc inside dististyle, rear dististyle and intermediate Cause, lower end is heat exchanging fluid import, upper end is heat exchanging fluid outlet.

5. a kind of Combined-type condensing heat exchanger according to claim 1, it is characterised in that：The intermediate and front dististyle and Afterwards the upper width of dististyle is more than lower width, and upper and lower width ratio is 1.2:1 to 2.5:Between 1.

6. a kind of Combined-type condensing heat exchanger according to claim 1, it is characterised in that：The intermediate, front dististyle and Afterwards dististyle is rectangle.

7. a kind of Combined-type condensing heat exchanger according to claim 1, it is characterised in that：The intermediate, front dististyle and The heat exchange structure that afterwards wall portion of dististyle extends into heat exchanger channels is column, is staggered between the column two rows, Between leaving between the column terminal surface that two neighboring intermediate, intermediate and front dististyle, intermediate and rear dististyle wall portion extend Gap.

8. a kind of Combined-type condensing heat exchanger according to claim 7, it is characterised in that：The column is open column shape Body.

9. a kind of Combined-type condensing heat exchanger according to claim 7, it is characterised in that：The two neighboring intermediate, Gap between the column terminal surface that front dististyle and intermediate, intermediate and rear dististyle wall portion extend is less than 5 millimeters.

10. a kind of Combined-type condensing heat exchanger according to claim 7 or 8, it is characterised in that：Near combustor side Highly less than the column height of combustor distal end, the heat exchanger channels cross section that the column is constituted is Y shape to column.