CN206803498U - Condensing secondary heat exchanger - Google Patents
Condensing secondary heat exchanger Download PDFInfo
- Publication number
- CN206803498U CN206803498U CN201720514009.3U CN201720514009U CN206803498U CN 206803498 U CN206803498 U CN 206803498U CN 201720514009 U CN201720514009 U CN 201720514009U CN 206803498 U CN206803498 U CN 206803498U
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- water
- heat exchanger
- housing
- side plate
- collection sheet
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 238
- 239000007789 gas Substances 0.000 claims abstract description 34
- 239000006096 absorbing agent Substances 0.000 claims abstract description 24
- 238000004891 communication Methods 0.000 claims abstract description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 37
- 239000003546 flue gas Substances 0.000 claims description 37
- 238000009413 insulation Methods 0.000 claims description 25
- 238000009833 condensation Methods 0.000 claims description 16
- 230000005494 condensation Effects 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 5
- GQWNECFJGBQMBO-UHFFFAOYSA-N Molindone hydrochloride Chemical compound Cl.O=C1C=2C(CC)=C(C)NC=2CCC1CN1CCOCC1 GQWNECFJGBQMBO-UHFFFAOYSA-N 0.000 claims description 3
- 230000008676 import Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 description 6
- 235000019504 cigarettes Nutrition 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000021760 high fever Diseases 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a kind of condensing secondary heat exchanger, belongs to technical field of heat exchange.It solves the problems, such as that existing condensing secondary heat exchanger structure is not compact, heat transfer effect is poor.This condensing secondary heat exchanger, including tubular housing, the inside of housing has the exhaust gases passes being vertically arranged, the middle part of exhaust gases passes is laterally equipped with some heat exchanger tubes one being parallel to each other and the absorber one being sheathed on some heat exchanger tubes one, the both ends of some heat exchanger tubes one are concordant with the outer wall of housing respectively, there are some water box lids one that series connection water route one is formed for some heat exchanger tubes one to be cascaded on the outer wall of housing, the top of exhaust gases passes is provided with condensed water heat exchange structure, condense the outlet of water-bound and the inlet communication in water route one of connecting, it is additionally provided with exhaust gases passes for preventing the condensed water on condensed water heat exchange structure from falling into the condensed-water recovering structure on absorber one.The utility model has the advantages that compact-sized, good effect of heat exchange.
Description
Technical field
The utility model belongs to technical field of heat exchange, is related to a kind of heat exchanger of gas heater, particularly one kind
Condensing secondary heat exchanger.
Background technology
Gas heater refers to, using combustion gas as fuel, transfer heat to by combustion heating mode and flow through heat exchanger
Cold water in reach a kind of gas appliance for the purpose for preparing hot water.Traditional gas heater includes combuster, heat exchange
The devices such as device, using energy caused by heat exchanger absorption combustion gas, the cold water that heat exchanger is flowed through by water inlet pipe is passed to, is passed through
Water temperature is raised after heat exchange, and hot water is discharged from outlet pipe, realizes the function of flow heated water, and high-temperature flue gas caused by burning is then
Discharged by blower fan through tobacco pipe room.Wherein more than 10% heat can discharge with the discharge of flue gas, cause the thermal effect of water heater
Rate is limited, and heat utilization ratio is difficult to be lifted, and causes great energy dissipation.In order to solve this phenomenon, people are in traditional combustion
Flue gas condensing system is additionally arranged on gas water heater, the flue gas in gas heater can be fully utilized, substantially increase energy
Utilize, operation principle is：The flue gas of discharge is cooled, the Water vapor condensation in flue gas is liquid, and Water vapor condensation is released
Heat and the heat of flue gas cool-down absorbed for cold water of the stream Jing Guo flue gas condensing system, so as to reach the mesh of raising efficiency
's.
For example, Chinese patent discloses a kind of condensing secondary heat exchanger and its heat exchanger group [application publication number
CN104501414A], including secondary heat exchanger and shell, shell are process by SUS304, and secondary heat exchanger is pacified
Dress is fixed in housing and sealed；Secondary heat exchanger include fin, baffle plate, disengaging water swivel 1,2, connecting tube and water main,
Welding rod in pipe between flow-disturbing spring and fin and water main；Connected by 7 water mains with 6 connecting tubes；Wherein have
The side of two water mains installs disengaging water swivel 1,2 additional and forms it into path respectively, and water supply connector is connected with wall-hung boiler water pump, gone out
Water swivel is connected with high temperature section main heat exchanger；Fin is welded together with water main by welding rod, and flow-disturbing spring 7 can be effectively increased
Water resistance, so as to improve the thermal efficiency, finally secondary heat exchanger is fitted into housing, the flue gas of high temperature section enters housing, passes through cigarette
Air bound plate is oriented to, and is implemented preheating to the water for entering secondary heat exchanger, is entered back into main heat exchanger；Caused by flue gas condensing process
Discharged after condensed water is neutralized.
Problems be present in above-mentioned structure：High-temperature heat-exchanging and condensing heat exchanger are designed using split-type structural, by
The flue gas that high-temperature heat-exchanging comes out need to be driven by blower fan and can just be entered in condensing heat exchanger, not only complicated, and be made
Cause this height；In condensing heat exchanger, the flow direction of flue gas is identical with flowing to for a part of cold water, does not reach the mesh of condensing heat-exchange
, heat transfer effect is poor；The outlet section of hot-water line is wound directly around on the shell of high-temperature heat-exchanging, the stable connection between shell
Property it is poor, the phenomenon that comes off of hot-water line easily occurs, hot-water line can just must be coiled on high-temperature water heater in the shape of a spiral, in spiral shell
The hot-water line of rotation shape is not easy to manufacture, and manufacturing cost is high.
The content of the invention
The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that a kind of compact-sized, heat exchange
The good condensing secondary heat exchanger of effect.
The purpose of this utility model can be realized by following technical proposal：
This condensing secondary heat exchanger, including tubular housing, the inside of the housing have the cigarette being vertically arranged
Gas passage, the middle part of the exhaust gases passes are laterally equipped with some heat exchanger tubes one being parallel to each other and are sheathed on some heat exchanger tubes one
On absorber one, the both ends of some heat exchanger tubes one are concordant with the outer wall of housing respectively, on the outer wall of the housing have it is some
The water box lid one in series connection water route one is formed for some heat exchanger tubes one to be cascaded, it is characterised in that the exhaust gases passes
Top be provided with condensed water heat exchange structure, the outlet of the condensation water-bound and the inlet communication in water route one of connecting, described cigarette
It is additionally provided with gas passage for preventing the condensed water on condensed water heat exchange structure from falling into the condensing hot air furnace knot on absorber one
Structure.
The cover plate for being used for sealing exhaust gases passes is provided with the top of housing, the middle part of cover plate is provided with flue gas cylinder, the flue gas cylinder
Lower end connected with exhaust gases passes, in the flue gas cylinder be provided be used for control the keying valve that flue gas cylinder opens or closes.
In above-mentioned condensing secondary heat exchanger, described condensed water heat exchange structure is arranged in cigarette including some transverse directions
In gas passage and the heat exchanger tube two being parallel to each other and the absorber two being sheathed on some heat exchanger tubes two, the two of some heat exchanger tubes two
End is concordant with the outer wall of housing respectively, and the outer wall of the housing is used to heat exchanger tube two be cascaded to form string provided with some
Join the water box lid two in water route two, housing is provided with the water supply connector with the inlet communication in water route two of connecting, the series connection water route two
Outlet and the inlet communication in water route one of connecting.
When the cross section of housing is rectangular, heat exchanger tube two can be set parallel to heat exchanger tube one, and heat exchanger tube two can be with
It is perpendicular with heat exchanger tube one.Absorber one and absorber two are the heat absorption watt of proper alignment, during work heat absorption watt absorb flue gas
Heat, the water transferred heat in heat exchanger tube one and heat exchanger tube two.
In above-mentioned condensing secondary heat exchanger, described condensed-water recovering structure is included in exhaust gases passes
The water collection sheet being fixed in inner walls, it is described formed with the passageway passed through for flue gas between described water collection sheet and housing
Water collection sheet is provided with the choke unit for being used for preventing condensed water on water collection sheet from falling into passageway, between described choke unit and housing
There is the condensation water swivel connected with the guiding gutter, described condensed-water recovering structure formed with guiding gutter, on described housing
Also include the drainage unit for being used to condensed water is incorporated into guiding gutter above water collection sheet.
In above-mentioned condensing secondary heat exchanger, described water collection sheet is obliquely installed in the horizontal direction, and above-mentioned is cold
Condensate joint is located at the lowest part of water collection sheet；Described water collection sheet is in a ring and the inner wall sealing of its outward flange and housing is connected,
Described passageway is located at the middle part of water collection sheet, and above-mentioned drainage unit is located at the top in the passageway.
In above-mentioned condensing secondary heat exchanger, the water conservancy diversion that described choke unit is included positioned at water collection sheet top is oblique
Face, described water conservancy diversion inclined-plane tilt down the outward flange for extending to water collection sheet along passageway, and above-mentioned guiding gutter is located at water conservancy diversion inclined-plane
Between housing.
In above-mentioned condensing secondary heat exchanger, the bottom of the water collection sheet has with plate shape of catchmenting identical and phase
The thermal insulation board one mutually be arrangeding in parallel, diversion cavity is formed between described thermal insulation board one and housing, water collection sheet, above-mentioned guiding gutter is most
Low side is connected by the through hole on water collection sheet with diversion cavity, above-mentioned condensation water swivel it is inner simultaneously with diversion cavity and water conservancy diversion
Groove connects, and the inward flange of the thermal insulation board one has the resistive portion set around passageway, and described resistive portion upwardly extends.
In above-mentioned condensing secondary heat exchanger, described drainage unit includes being used to cover entirely above passageway
The drainage plate in lid passageway, has larger gap between described drainage plate and water collection sheet, described drainage plate is consolidated by leg one
It is fixed.
In above-mentioned condensing secondary heat exchanger, the lower section of the drainage plate is provided with the thermal insulation board parallel with drainage plate
Two, there is gap, described drainage plate is fixed on thermal insulation board two by leg one, described between the thermal insulation board two and drainage plate
Thermal insulation board two be fixed on by leg two on water collection sheet.
In above-mentioned condensing secondary heat exchanger, described housing includes side plate one, the side plate parallel with side plate one
2nd, the side plate three and the side plate four parallel with side plate three set perpendicular to side plate one, described side plate three on side plate four with distinguishing
Provided with some coil pipes being parallel to each other, one end of the coil pipe is concordant with side plate one, and the other end of coil pipe is concordant with side plate two, institute
The side plate one stated is some for if dry coil pipe to be cascaded to form the water box in water route three of connecting with being respectively equipped with side plate two
Lid three, the outlet in above-mentioned series connection water route two and the inlet communication in water route three of connecting, described housing, which is provided with, to be used for and water of connecting
The water out adapter of the outlet on road three.
In above-mentioned condensing secondary heat exchanger, the both sides of the side plate one, which are respectively equipped with, extends to side plate three and side
The extension one in the outside of plate four, the both sides of the side plate two, which are respectively equipped with, extends to side plate three and the extension in the outside of side plate four
Two, one end of above-mentioned coil pipe is located in extension one, and the other end of coil pipe is located in extension two, described coil pipe and shell
Show consideration for by setting.
During work, the lower end of the exhaust gases passes from housing of the flue gas with heat and steam enters, successively by absorber
One after absorber two by the flue gas cylinder located at housing upper with being discharged；Cold water enters in series connection water route two from water supply connector, heat absorption
Body two absorbs the waste heat in flue gas, condensation vapor release heat, the cold water transferred heat in series connection water route two, subsequently enters
Into series connection water route one, further water is heated by absorber one and heat exchanger tube one, then goes through series connection water route three
In, finally flowed out by water out adapter and used for life.
The steam carried in flue gas, water can be condensed into housing, a part of water is directly dropped onto on water collection sheet downwards, separately
A part of water droplet is fallen on drainage plate, then is dropped into by the edge of drainage plate on water collection sheet, is finally discharged by condensation water swivel.Every
Hot plate one can reduce flue gas and directly transfer heat to water collection sheet, prevent the condensed water on water collection sheet evaporates again from becoming steam；
Thermal insulation board two plays same purpose, prevents the temperature of drainage plate from causing the evaporation of condensed water after steeply rising.
Compared with prior art, this condensing secondary heat exchanger has advantages below：
Condensed water heat exchange structure and high fever heat exchange structure are set into identical housing, it is compact-sized reasonable, can be significantly
The loss of flue gas heat is reduced, improves heat exchange efficiency；By setting condensed-water recovering structure in housing, can effectively prevent from condensing
Water is dropped on the high fever heat exchange structure below housing, is prevented condensed water and is evaporated again so as to reduce the heat of flue gas damage
Lose, moreover it is possible to effectively improve service life, and the double evaporation-cooling of condensed water can be effectively avoided when reclaiming condensed water, improve this heat
The heat exchange efficiency of exchanger.
Brief description of the drawings
Fig. 1 is a kind of structural representation of preferred embodiment provided by the utility model.
Fig. 2 is a kind of another structural representation of preferred embodiment provided by the utility model.
Fig. 3 is a kind of X of preferred embodiment provided by the utility model to sectional view.
Fig. 4 is a kind of Y-direction sectional view of preferred embodiment provided by the utility model.
The sectional view of Fig. 5 condensed-water recovering structures provided by the utility model.
Fig. 6 is the structural representation of embodiment two provided by the utility model.
Fig. 7 is the another structural representation of embodiment two provided by the utility model.
In figure, 1, housing；2nd, heat exchanger tube one；3rd, absorber one；4th, water box lid one；5th, heat exchanger tube two；6th, absorber two；7、
Water box lid two；8th, water supply connector；9th, water collection sheet；10th, guiding gutter；11st, water swivel is condensed；12nd, water conservancy diversion inclined-plane；13rd, thermal insulation board one；
14th, through hole；15th, resistive portion；16th, drainage plate；17th, thermal insulation board two；18th, coil pipe；19th, water box lid three；20th, water out adapter；21st, prolong
Extending portion one；22nd, extension two.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
Embodiment one
Condensing secondary heat exchanger as shown in Figures 1 and 2, including tubular housing 1, the inside of housing 1 have
The exhaust gases passes being vertically arranged, as shown in Figures 3 and 4, the middle part of exhaust gases passes are laterally equipped with some heat exchanger tubes being parallel to each other
One 2 and the absorber 1 that is sheathed on some heat exchanger tubes 1, the outer wall of the both ends of some heat exchanger tubes 1 respectively with housing 1 is put down
Together, as depicted in figs. 1 and 2, have on the outer wall of housing 1 some for some heat exchanger tubes 1 to be cascaded to form series connection
The water box lid 1 in water route one, the top of exhaust gases passes are provided with condensed water heat exchange structure, condense the outlet of water-bound and water route of connecting
One inlet communication, it is additionally provided with for preventing the condensed water on condensed water heat exchange structure from falling into absorber 1 in exhaust gases passes
On condensed-water recovering structure.
In the present embodiment, as depicted in figs. 1 and 2, the cover plate for being used for sealing exhaust gases passes, lid are provided with the top of housing 1
The middle part of plate is provided with flue gas cylinder, and the lower end of the flue gas cylinder connects with exhaust gases passes, is provided with the flue gas cylinder and is used to control flue gas
The keying valve that cylinder opens or closes.
As shown in Figures 3 and 4, condensed water heat exchange structure is arranged in exhaust gases passes including some transverse directions and what is be parallel to each other changes
Heat pipe 25 and the absorber 26 being sheathed on some heat exchanger tubes 25, the both ends of some heat exchanger tubes 25 are outer with housing 1 respectively
Wall is concordant, and as depicted in figs. 1 and 2, the outer wall of housing 1 is used to heat exchanger tube 25 be cascaded to form series connection provided with some
The water box lid 27 in water route two, housing 1 are provided with the water supply connector 8 with the inlet communication in water route two of connecting, and series connection water route two goes out
Mouthful with the inlet communication in water route one of connecting.
When the cross section of housing 1 is rectangular, heat exchanger tube 25 can be set parallel to heat exchanger tube 1, and heat exchanger tube 25 is also
Can be perpendicular with heat exchanger tube 1.Absorber 1 and absorber 26 are the heat absorption watt of proper alignment, during work heat absorption watt absorb
The heat of flue gas, the water transferred heat in heat exchanger tube 1 and heat exchanger tube 25.
As shown in figure 5, condensed-water recovering structure includes the water collection sheet being fixed on the inwall of housing 1 in exhaust gases passes
9, formed with the passageway passed through for flue gas between water collection sheet 9 and housing 1, water collection sheet 9, which is provided with, to be used to prevent from condensing on water collection sheet 9
Water falls into the choke unit in passageway, has formed with guiding gutter 10 between choke unit and housing 1, on housing 1 and the guiding gutter
The condensation water swivel 11 of 10 connections, condensed-water recovering structure also include being used to condensed water being incorporated into located at the top of water collection sheet 9
Drainage unit in guiding gutter 10.
As shown in figure 3, water collection sheet 9 is obliquely installed in the horizontal direction, condensation water swivel 11 is located at the lowest part of water collection sheet 9；
In the present embodiment, water collection sheet 9 is in a ring and its outward flange and the inner wall sealing of housing 1 are connected, and passageway is located in water collection sheet 9
Portion, drainage unit are located at the top in the passageway.
As shown in figure 5, choke unit include positioned at the top of water collection sheet 9 water conservancy diversion inclined-plane 12, water conservancy diversion inclined-plane 12 along passageway to
Lower to tilt the outward flange for extending to water collection sheet 9, guiding gutter 10 is between water conservancy diversion inclined-plane 12 and housing 1.
As shown in figure 5, the bottom of water collection sheet 9 has the thermal insulation board one identical and arranged in parallel with the shape of water collection sheet 9
13, diversion cavity is formed between thermal insulation board 1 and housing 1, water collection sheet 9, the least significant end of guiding gutter 10 passes through on water collection sheet 9
Through hole 14 connected with diversion cavity, the inner of condensation water swivel 11 connects with diversion cavity and guiding gutter 10 simultaneously, thermal insulation board 1
Inward flange there is the resistive portion 15 set around passageway, resistive portion 15 upwardly extends.
As shown in figure 5, drainage unit includes the drainage plate 16 for all standing passageway above passageway, drainage plate 16
There is larger gap between water collection sheet 9, drainage plate 16 is fixed by leg one.
As shown in figure 5, the lower section of drainage plate 16 is provided with the thermal insulation board two 17 parallel with drainage plate 16, the thermal insulation board 2 17 with
There is gap, drainage plate 16 is fixed on thermal insulation board 2 17 by leg one, and thermal insulation board 2 17 passes through leg between drainage plate 16
Two are fixed on water collection sheet 9.
Housing 1 includes side plate one, the side plate two parallel with side plate one, the side plate three and and side plate set perpendicular to side plate one
Three parallel side plates four, as depicted in figs. 1 and 2, side plate three on side plate four with being respectively equipped with some coil pipes 18 being parallel to each other, disk
One end of pipe 18 is concordant with side plate one, and the other end of coil pipe 18 is concordant with side plate two, if side plate one on side plate two with being respectively equipped with
If doing the water box lid 3 19 that series connection water route three is formed for dry coil pipe 18 to be cascaded, the outlet in water route two of connecting is with connecting
The inlet communication in water route three, as shown in figure 1, housing 1 is provided with the water out adapter 20 being used for the outlet in water route three of connecting.
As depicted in figs. 1 and 2, the both sides of side plate one, which are respectively equipped with, extends to side plate three and the extension one in the outside of side plate four
21, the both sides of side plate two, which are respectively equipped with, extends to side plate three and the extension 2 22 in the outside of side plate four, and one end of coil pipe 18 is worn
In extension 1, the other end of coil pipe 18 is located in extension 2 22, and coil pipe 18 and housing 1 recline setting.
During work, the lower end of the exhaust gases passes from housing 1 of the flue gas with heat and steam enters, successively by absorber
One 3 after absorber 26 by the flue gas cylinder located at the top of housing 1 with being discharged；Cold water enters in series connection water route two from water supply connector 8,
Absorber 26 absorbs the waste heat in flue gas, and condensation vapor discharges heat, the cold water transferred heat in series connection water route two, with
After enter series connection water route one in, further water is heated by absorber 1 and heat exchanger tube 1, then goes through string
Join in water route three, finally flowed out by water out adapter 20 and used for life.
The steam carried in flue gas, water can be condensed into housing 1, a part of water is directly dropped onto on water collection sheet 9 downwards,
Another part water droplet is fallen on drainage plate 16, then is dropped into by the edge of drainage plate 16 on water collection sheet 9, finally by condensation water swivel
11 discharges.Thermal insulation board 1 can reduce flue gas and directly transfer heat to water collection sheet 9, prevent condensed water on water collection sheet 9 again
Evaporation becomes steam；2 17 same purposes of thermal insulation board, prevent the temperature of drainage plate 16 from causing condensed water after steeply rising
Evaporation.
Embodiment two
The structural principle of the present embodiment is essentially identical with the structural principle of embodiment one, and different places is, such as Fig. 6 and
Shown in Fig. 7, some heat exchanger tubes being looped around on housing enter from water supply connector 8 using being arranged in parallel, then divide two-way in shell
Body surface face ring after being finally parallel to together by water out adapter 20 around being discharged.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (10)
1. a kind of condensing secondary heat exchanger, including tubular housing (1), the inside of the housing (1) has to be set vertically
The exhaust gases passes put, the middle part of the exhaust gases passes are laterally equipped with some heat exchanger tubes one (2) being parallel to each other and if being sheathed on
Absorber one (3) on dry heat exchanger tube one (2), the both ends of some heat exchanger tubes one (2) are concordant with the outer wall of housing (1) respectively, institute
Stating on the outer wall of housing (1) has some water box that series connection water route one is formed for some heat exchanger tubes one (2) to be cascaded
Lid one (4), it is characterised in that the top of the exhaust gases passes is provided with condensed water heat exchange structure, the outlet of the condensation water-bound
With the inlet communication in water route one of connecting, it is additionally provided with for preventing the condensed water on condensed water heat exchange structure in described exhaust gases passes
Fall into the condensed-water recovering structure on absorber one (3).
2. condensing secondary heat exchanger according to claim 1, it is characterised in that described condensed water heat exchange structure bag
Some transverse directions are included to be arranged in the heat exchanger tube two (5) in exhaust gases passes and being parallel to each other and be sheathed on some heat exchanger tubes two (5)
Absorber two (6), the both ends of some heat exchanger tubes two (5) are concordant with the outer wall of housing (1) respectively, on the outer wall of the housing (1)
It is used to heat exchanger tube two (5) being cascaded to form the water box lid two (7) in series connection water route two provided with some, housing (1) is provided with
With the water supply connector (8) of the inlet communication in water route two of connecting, the outlet in the series connection water route two connects with the import in water route one of connecting
It is logical.
3. condensing secondary heat exchanger according to claim 1, it is characterised in that described condensed-water recovering structure bag
The water collection sheet (9) being fixed on housing (1) inwall in exhaust gases passes is included, between described water collection sheet (9) and housing (1)
Formed with the passageway passed through for flue gas, described water collection sheet (9), which is provided with, to be used to prevent that condensed water falls into passageway on water collection sheet (9)
Choke unit, have formed with guiding gutter (10) between described choke unit and housing (1), on described housing (1) with
The condensation water swivel (11) of the guiding gutter (10) connection, described condensed-water recovering structure also include above water collection sheet (9)
Be used for condensed water is incorporated into drainage unit in guiding gutter (10).
4. condensing secondary heat exchanger according to claim 3, it is characterised in that described water collection sheet (9) is along level
Direction is obliquely installed, and above-mentioned condensation water swivel (11) is located at the lowest part of water collection sheet (9)；Described water collection sheet (9) is in a ring
And its outward flange and the inner wall sealing of housing (1) are connected, described passageway is located at the middle part of water collection sheet (9), above-mentioned drainage list
Member is located at the top in the passageway.
5. the condensing secondary heat exchanger according to claim 3 or 4, it is characterised in that described choke unit includes
Positioned at the water conservancy diversion inclined-plane (12) on water collection sheet (9) top, described water conservancy diversion inclined-plane (12) tilts down along passageway extends to water collection sheet
(9) outward flange, above-mentioned guiding gutter (10) are located between water conservancy diversion inclined-plane (12) and housing (1).
6. the condensing secondary heat exchanger according to claim 3 or 4, it is characterised in that the bottom of the water collection sheet (9)
With the thermal insulation board one (13) identical and arranged in parallel with water collection sheet (9) shape, described thermal insulation board one (13) and housing
(1) diversion cavity, is formed between water collection sheet (9), the least significant end of above-mentioned guiding gutter (10) passes through the through hole on water collection sheet (9)
(14) connected with diversion cavity, the inner of above-mentioned condensation water swivel (11) connects with diversion cavity and guiding gutter (10) simultaneously, it is described every
The inward flange of hot plate one (13) has the resistive portion (15) set around passageway, and described resistive portion (15) upwardly extends.
7. condensing secondary heat exchanger according to claim 3, it is characterised in that described drainage unit includes being located at
The drainage plate (16) for all standing passageway above passageway, have between described drainage plate (16) and water collection sheet (9) larger
Gap, described drainage plate (16) are fixed by leg one.
8. condensing secondary heat exchanger according to claim 7, it is characterised in that set below the drainage plate (16)
There is the thermal insulation board two (17) parallel with drainage plate (16), there is gap between the thermal insulation board two (17) and drainage plate (16), it is described
Drainage plate (16) be fixed on by leg one on thermal insulation board two (17), described thermal insulation board two (17) is fixed on by leg two
On water collection sheet (9).
9. condensing secondary heat exchanger according to claim 1, it is characterised in that described housing (1) includes side plate
First, the side plate two parallel with side plate one, the side plate three perpendicular to the setting of side plate one and the side plate four parallel with side plate three, it is described
For side plate three with being respectively equipped with some coil pipes (18) being parallel to each other on side plate four, one end of the coil pipe (18) and side plate one are flat
Together, the other end of coil pipe (18) is concordant with side plate two, described side plate one be respectively equipped with side plate two it is some be used for will be some
Coil pipe (18) is cascaded to form the water box lid three (19) in series connection water route three, the outlet and water route of connecting in above-mentioned series connection water route two
Three inlet communication, described housing (1) are provided with the water out adapter (20) being used for the outlet in water route three of connecting.
10. condensing secondary heat exchanger according to claim 9, it is characterised in that the both sides difference of the side plate one
Provided with side plate three and the extension one (21) in the outside of side plate four is extended to, the both sides of the side plate two, which are respectively equipped with, extends to side plate
Three are located in extension one (21) with the extension two (22) on the outside of side plate four, one end of above-mentioned coil pipe (18), coil pipe (18)
The other end be located in extension two (22), described coil pipe (18) and housing (1) recline setting.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720514009.3U CN206803498U (en) | 2017-05-10 | 2017-05-10 | Condensing secondary heat exchanger |
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| CN201720514009.3U CN206803498U (en) | 2017-05-10 | 2017-05-10 | Condensing secondary heat exchanger |
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| CN206803498U true CN206803498U (en) | 2017-12-26 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989512A (en) * | 2017-05-10 | 2017-07-28 | 浙江广涛卫厨有限公司 | condensing secondary heat exchanger |
| CN111219886A (en) * | 2020-03-05 | 2020-06-02 | 珠海格力电器股份有限公司 | Heat exchanger of water heater and water heater |
| CN111380371A (en) * | 2020-04-15 | 2020-07-07 | 广州迪森家居环境技术有限公司 | A balanced chimney condensate collection device |
| CN111412658A (en) * | 2020-04-30 | 2020-07-14 | 广东万和新电气股份有限公司 | Heat exchangers and hot water equipment |
| CN113145022A (en) * | 2021-05-26 | 2021-07-23 | 大连鼎燕医药化工有限公司 | Continuous pyrolysis fluorination process and equipment for arylamine hydrogen fluoride diazonium salt |
| WO2023025170A1 (en) * | 2021-08-23 | 2023-03-02 | 芜湖美的厨卫电器制造有限公司 | Water tank assembly of heating device, and heating device |
-
2017
- 2017-05-10 CN CN201720514009.3U patent/CN206803498U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989512A (en) * | 2017-05-10 | 2017-07-28 | 浙江广涛卫厨有限公司 | condensing secondary heat exchanger |
| CN106989512B (en) * | 2017-05-10 | 2023-11-14 | 浙江广涛卫厨有限公司 | Condensing secondary heat exchanger |
| CN111219886A (en) * | 2020-03-05 | 2020-06-02 | 珠海格力电器股份有限公司 | Heat exchanger of water heater and water heater |
| CN111380371A (en) * | 2020-04-15 | 2020-07-07 | 广州迪森家居环境技术有限公司 | A balanced chimney condensate collection device |
| CN111412658A (en) * | 2020-04-30 | 2020-07-14 | 广东万和新电气股份有限公司 | Heat exchangers and hot water equipment |
| CN113145022A (en) * | 2021-05-26 | 2021-07-23 | 大连鼎燕医药化工有限公司 | Continuous pyrolysis fluorination process and equipment for arylamine hydrogen fluoride diazonium salt |
| WO2023025170A1 (en) * | 2021-08-23 | 2023-03-02 | 芜湖美的厨卫电器制造有限公司 | Water tank assembly of heating device, and heating device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20200510 |