CN215412541U - Novel condensing furnace - Google Patents

Novel condensing furnace Download PDF

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Publication number
CN215412541U
CN215412541U CN202121282755.7U CN202121282755U CN215412541U CN 215412541 U CN215412541 U CN 215412541U CN 202121282755 U CN202121282755 U CN 202121282755U CN 215412541 U CN215412541 U CN 215412541U
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China
Prior art keywords
flue gas
condensing
heat exchanger
smoke
channel
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CN202121282755.7U
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Chinese (zh)
Inventor
张红莒
黄钜钦
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Guangdong Shikar Boiler Co ltd
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Guangdong Shikar Boiler Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]

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Abstract

The utility model discloses a novel condensing furnace, which comprises a heat exchanger, a fan joint and a water-collecting and smoke-discharging integrated seat, wherein the fan joint is arranged on the front surface of the heat exchanger, the water-collecting and smoke-discharging integrated seat is arranged at the bottom of the heat exchanger, a combustion chamber and a smoke condensing channel which are mutually communicated are arranged in the heat exchanger, the combustion chamber is arranged corresponding to the installation position of the fan joint, the air inlet end of the smoke condensing channel is communicated with the combustion chamber, and the air outlet end of the smoke condensing channel is communicated with the water-collecting and smoke-discharging integrated seat; the heat exchanger disclosed by the utility model is novel in structure, can achieve the effects of quickly condensing flue gas and guiding condensed water drops, so that high-temperature flue gas can be discharged after secondary cooling, the temperature is reduced more quickly, the overhigh surface temperature of the heat exchanger is prevented, and scalding accidents are reduced.

Description

Novel condensing furnace
Technical Field
The utility model relates to a novel condensing furnace.
Background
The heat exchanger for recycling the latent heat of vaporization of water vapor in flue gas is generally defined as a condensing heat exchanger, the traditional condensing heat exchanger comprises a spiral coil coiled by pipe fittings, the inner cavity of the spiral coil forms a combustion chamber, the spiral coil is coiled by an oblate stainless steel pipe, a gap exists between two adjacent circles of pipe fittings, high-temperature flue gas generated by a burner positioned in the combustion chamber radiates and releases heat in the combustion chamber, then the high-temperature flue gas moves towards the shell of the heat exchanger through the gap of the spiral coil, finally the flue gas is discharged from an exhaust funnel on the upper part of the shell, water condensed in the flue gas is discharged from an outlet on the lower part of the shell, and water in the spiral coil flows into a user side after being heated. The condensing heat exchanger of the existing gas wall-mounted boiler has the problems of complex structure, low heat exchange efficiency and high cost and low efficiency, and the heat of the flue gas is directly emitted from the shell, so that the temperature of the shell is high, the heat loss of the heat exchanger is high, and the heat utilization efficiency is low.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the problems of the related art, and therefore, the present invention provides a novel condensing furnace to overcome the disadvantages of the related art.
The above purpose is realized by the following technical scheme:
the utility model provides a novel condensing furnace, includes heat exchanger, fan joint and the integrative seat of discharging fume that catchments, the fan joint is located on heat exchanger's the front, the integrative seat of discharging fume that catchments is installed heat exchanger's bottom be equipped with the combustion chamber and the flue gas condensation duct of mutual intercommunication in the heat exchanger, the combustion chamber corresponds the mounted position setting that the fan connects, the inlet end of flue gas condensation duct with the combustion chamber is linked together, give vent to anger the end with the integrative seat of discharging fume that catchments communicates mutually.
In some embodiments, the heat exchanger is made of cast aluminum.
In some embodiments, the flue gas condensation channel comprises an upper flue gas condensation assembly and a lower flue gas condensation assembly, the upper flue gas condensation assembly is composed of a plurality of upper flue gas condensation strips which are uniformly arranged at intervals, and a first flue gas channel is reserved between the plurality of upper flue gas condensation strips; the lower flue gas condensation component is composed of a plurality of lower flue gas condensation strips which are uniformly arranged at intervals, and a second flue gas channel is reserved between the lower flue gas condensation strips.
In some embodiments, a plurality of upper flue gas condensation strips and a plurality of lower flue gas condensation strips are arranged in a staggered manner, the gas inlet end of the first flue gas channel is communicated with the combustion chamber, and the gas outlet end of the first flue gas channel is opposite to the top end of the lower flue gas condensation strip; the air inlet end of the second flue gas channel is opposite to the upper flue gas condensation strip, and the air outlet end of the second flue gas channel is communicated with the water-collecting and smoke-discharging integrated base.
In some embodiments, the width of the first flue gas channel and the second flue gas channel is 2-3 mm.
In some embodiments, the top of the upper flue gas condensation strip and the bottom flue gas condensation strip are both triangular tips.
In some embodiments, the water collecting and smoke discharging integrated base includes a base body, a smoke discharging port and a water discharging port, the base body is communicated with the second smoke channel, the smoke discharging port is arranged on one side of the base body, and the water discharging port is arranged at the bottom of the base body.
In some embodiments, an inner cavity is formed in the seat body, the smoke exhaust port is communicated with the inner cavity, the water outlet is communicated with the inner cavity, and the periphery of the bottom wall of the inner cavity is inclined to the water outlet.
Compared with the prior art, the utility model at least comprises the following beneficial effects:
the heat exchanger disclosed by the utility model is novel in structure, can achieve the effects of quickly condensing flue gas and guiding condensed water drops, so that high-temperature flue gas can be discharged after secondary cooling, the temperature is reduced more quickly, the overhigh surface temperature of the heat exchanger is prevented, and scalding accidents are reduced.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic exploded view of the present invention.
Fig. 3 is a schematic sectional structure view of the flue gas condensation channel of the present invention.
Fig. 4 is a schematic structural view of the integrated water-collecting and smoke-discharging seat of the present invention.
The labels in the figure are: the device comprises a heat exchanger 1, a fan joint 2, a water and smoke collecting integrated base 3, a combustion chamber 4, a smoke condensing channel 5, an upper smoke condensing strip 6, a first smoke channel 7, a lower smoke condensing strip 8, a second smoke channel 9, a base 30, a smoke outlet 31, a water outlet 32 and an inner cavity 300.
Detailed Description
The present invention is illustrated by the following examples, but the present invention is not limited to these examples. Modifications to the embodiments of the utility model or equivalent substitutions of parts of technical features without departing from the spirit of the utility model are intended to be covered by the scope of the claims of the utility model.
As shown in fig. 1 and 2, the novel condensing furnace comprises a heat exchanger 1, a fan joint 2 and a water-collecting and smoke-discharging integrated seat 3, wherein the fan joint 2 is arranged on the front surface of the heat exchanger 1, and the water-collecting and smoke-discharging integrated seat 3 is arranged at the bottom of the heat exchanger 1. The fan joint 2 and the water and smoke collecting integrated seat 3 are detachably arranged on the heat exchanger 1. The other end of the fan joint 2 is externally connected with a fan (not shown in the figure), and gas and air are mixed in advance to achieve the premixing effect. The heat exchanger 1 is internally provided with a combustion chamber 4 and a flue gas condensation channel 5 which are communicated with each other, the combustion chamber 4 is arranged corresponding to the installation position of the fan joint 2, the air inlet end of the flue gas condensation channel 5 is communicated with the combustion chamber 4, and the air outlet end of the flue gas condensation channel is communicated with the water-collecting smoke-discharging integrated seat 3. The heat exchanger 1 is made of cast aluminum, and compared with a stainless steel heat exchanger, the cast aluminum has better heat exchange effect and can properly improve the heat exchange efficiency.
Further, as shown in fig. 2 and 3, the flue gas condensation channel 5 includes an upper flue gas condensation component and a lower flue gas condensation component, the upper flue gas condensation component is composed of a plurality of upper flue gas condensation strips 6 which are uniformly arranged at intervals, and a first flue gas channel 7 is reserved between the upper flue gas condensation strips 6. The lower flue gas condensation component is composed of a plurality of lower flue gas condensation strips 8 which are uniformly arranged at intervals, and a second flue gas channel 9 is reserved between the lower flue gas condensation strips 8. The width of the first flue gas channel 7 and the width of the second flue gas channel 9 are 2-3 mm. The upper flue gas condensation strips 6 and the lower flue gas condensation strips 8 are arranged in a staggered mode, the air inlet end of the first flue gas channel 7 is communicated with the combustion chamber 4, and the air outlet end of the first flue gas channel is opposite to the top ends of the lower flue gas condensation strips 8. Correspondingly, the air inlet end of the second flue gas channel 9 is over against the upper flue gas condensation strip 6, and the air outlet end of the second flue gas channel is communicated with the water collecting and smoke discharging integrated base 3. During operation, high-temperature flue gas firstly flows along the surfaces of the upper flue gas condensation strips 6 and enters the first flue gas channel 7, and because of the temperature difference between the high-temperature flue gas and the upper flue gas condensation strips 6, the high-temperature flue gas is subjected to first condensation on the upper flue gas condensation strips 6, and condensed water drops obtained by condensation flow downwards along the outer surfaces of the upper flue gas condensation strips 6 and flow towards the lower flue gas condensation strips 8. Meanwhile, after the high-temperature flue gas passes through the upper flue gas condensation strip 6 and is subjected to first condensation, the high-temperature flue gas flows along the surface of the lower flue gas condensation strip 8 and enters the second flue gas channel 9, and because the high-temperature flue gas and the lower flue gas condensation strip 8 have temperature difference, the high-temperature flue gas is subjected to second condensation by the lower flue gas condensation strip 8, so that the secondary cooling effect is achieved, the contact area between the high-temperature flue gas and air is larger, and the cooling speed is higher. The condensed water drops generated on the outer surface of the lower flue gas condensation strip 8 are combined and condensed with the condensed water drops flowing down from the outer surface of the upper flue gas condensation strip 6, so that the flowing and discharging of the condensed water are accelerated.
Further, go up flue gas condensation strip 6 with the top of flue gas condensation strip 8 is triangle point portion down, such design can increase go up the area of contact of flue gas condensation strip 6 and high temperature flue gas the area of contact of flue gas condensation strip 8 and high temperature flue gas down to improve the effect of condensation, also can increase the flow of high temperature flue gas in the unit interval simultaneously.
In this embodiment, as shown in fig. 1, fig. 2 and fig. 4, the water collecting and smoke discharging integrated base 3 includes a base 30, a smoke discharging port 31 and a water discharging port 32, the base 30 is communicated with the second smoke channel 9, the smoke discharging port 31 is disposed on one side of the base 30, and the water discharging port 32 is disposed at the bottom of the base 30, so that smoke discharging and water discharging can be separated. The base 30 is provided with an inner cavity 300, the smoke outlet 31 is communicated with the inner cavity 300, the water outlet 32 is communicated with the inner cavity 300, and the periphery of the bottom wall of the inner cavity 300 inclines towards the water outlet 32, so that the discharge of condensed water is accelerated.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.

Claims (8)

1. The utility model provides a novel condensing furnace, its characterized in that includes heat exchanger (1), fan joint (2) and the integrative seat of discharging fume (3) of catchmenting, fan joint (2) are located on the front of heat exchanger (1), catchment is discharged fume and is installed integrative seat (3) the bottom of heat exchanger (1) be equipped with combustion chamber (4) and flue gas condensation duct (5) of mutual intercommunication in heat exchanger (1), combustion chamber (4) correspond the mounted position setting of fan joint (2), the inlet end of flue gas condensation duct (5) with combustion chamber (4) are linked together, give vent to anger the end with catchment is discharged fume integrative seat (3) and is linked together.
2. Condensation furnace according to claim 1, characterized in that the heat exchanger (1) is made of cast aluminium.
3. The novel condensing furnace according to claim 1, characterized in that the flue gas condensing channel (5) comprises an upper flue gas condensing assembly and a lower flue gas condensing assembly, the upper flue gas condensing assembly is composed of a plurality of upper flue gas condensing strips (6) which are uniformly arranged at intervals, and a first flue gas channel (7) is reserved between the upper flue gas condensing strips (6); the lower flue gas condensation component is composed of a plurality of lower flue gas condensation strips (8) which are uniformly arranged at intervals, and a second flue gas channel (9) is reserved between the lower flue gas condensation strips (8).
4. The novel condensing furnace according to claim 3, characterized in that a plurality of upper flue gas condensing strips (6) and a plurality of lower flue gas condensing strips (8) are arranged in a staggered manner, the inlet end of the first flue gas channel (7) is communicated with the combustion chamber (4), and the outlet end thereof is opposite to the top ends of the lower flue gas condensing strips (8); the air inlet end of the second flue gas channel (9) is over against the upper flue gas condensation strip (6), and the air outlet end of the second flue gas channel is communicated with the water collecting and smoke discharging integrated base (3).
5. The novel condensing furnace according to claim 3, characterized by the fact that the width of said first flue gas channel (7) and said second flue gas channel (9) is 2-3 mm.
6. The new condensing furnace according to claim 4, characterized by the fact that the top of said upper flue gas condensation strip (6) and the top of said lower flue gas condensation strip (8) are both triangular tips.
7. The novel condensing furnace as claimed in any one of claims 3 to 6, wherein said water collecting and smoke discharging integrated base (3) comprises a base body (30), a smoke discharging port (31) and a water discharging port (32), said base body (30) is communicated with said second smoke channel (9), said smoke discharging port (31) is provided at one side of said base body (30), and said water discharging port (32) is provided at the bottom of said base body (30).
8. The condensing furnace as claimed in claim 7, wherein said base (30) has an inner cavity (300), said smoke outlet (31) is connected to said inner cavity (300), said water outlet (32) is connected to said inner cavity (300), and said water outlet (32) is inclined around the bottom wall of said inner cavity (300).
CN202121282755.7U 2021-06-09 2021-06-09 Novel condensing furnace Active CN215412541U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121282755.7U CN215412541U (en) 2021-06-09 2021-06-09 Novel condensing furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121282755.7U CN215412541U (en) 2021-06-09 2021-06-09 Novel condensing furnace

Publications (1)

Publication Number Publication Date
CN215412541U true CN215412541U (en) 2022-01-04

Family

ID=79680046

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121282755.7U Active CN215412541U (en) 2021-06-09 2021-06-09 Novel condensing furnace

Country Status (1)

Country Link
CN (1) CN215412541U (en)

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