CN213578127U

CN213578127U - Wall-mounted furnace capable of recovering waste heat

Info

Publication number: CN213578127U
Application number: CN202022658986.5U
Authority: CN
Inventors: 郝乾坤
Original assignee: Zhongshan Subor Electric Appliance Co ltd
Current assignee: Zhongshan Subor Electric Appliance Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-06-29
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a wall-mounted furnace capable of recovering waste heat, which comprises a shell body, wherein a heating device, a filtering device and a smoke exhaust pipe are sequentially communicated from bottom to top in the shell body, a water inlet pipe, a fuel gas pipe and a water outlet pipe are respectively arranged at the bottom of the shell body, the upper end of the fuel gas pipe is communicated with the heating device, a shunt pipe is transversely arranged at the upper end of the water inlet pipe, one end of the shunt pipe penetrates through the heating chamber of the heating device and is communicated with the upper end of the water outlet pipe, the intercommunication has first connecting pipe on the other end of shunt tubes be equipped with the messenger on the first connecting pipe the intraductal flue gas heating of discharging fume rivers flow back rivers in the first connecting pipe the heat-conduction subassembly of shunt tubes, the utility model discloses can the heat in the reutilization emission flue gas heat cold water, improve heating efficiency, it is energy-conserving, reduce environmental pollution simultaneously.

Description

Wall-mounted furnace capable of recovering waste heat

Technical Field

The utility model relates to a gas hanging stove technical field, in particular to but waste heat recovery's hanging stove.

Background

The wall hanging stove is fully called as follows: the 'gas wall-mounted heating stove' is called by Chinese standard: the wall-mounted gas water heater for quick heating is essentially different from a water heater, the wall-mounted gas furnace has a powerful household central heating function and can meet the heating requirements of multiple rooms, and the heat preservation function of the wall-mounted gas furnace is influenced by two factors, namely local climate conditions and building heat preservation conditions.

The use of gas hanging stove is very frequent, has played very convenient effect to people's life, but current gas hanging stove has the flue gas to produce when using, has a lot of heats in these flue gases, but the heat in the current flue gas does not obtain suitable utilization, directly discharges, not only extravagant energy, the while polluted environment.

Accordingly, further improvements are needed in the existing wall-hanging furnaces.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the problems that exist among the prior correlation technique to a certain extent at least, for this reason, the utility model provides a but waste heat recovery's hanging stove can the heat in the reutilization emission flue gas heat cold water, reduces environmental pollution simultaneously.

In order to achieve the above purpose, the utility model adopts the following scheme:

the utility model provides a but waste heat recovery's hanging stove, includes the shell body in the shell body from bottom to top intercommunication in proper order is equipped with heating device, filter equipment and the pipe of discharging fume the shell body bottom is equipped with inlet tube, gas pipe and outlet pipe respectively, the gas pipe the upper end with heating device is linked together, the inlet tube upper end transversely is equipped with the shunt tubes, shunt tubes one end runs through heating device's heating chamber and with outlet pipe upper end intercommunication the intercommunication has first connecting pipe on the other end of shunt tubes be equipped with on the first connecting pipe and be used for absorbing the heat of the intraductal flue gas of discharging fume is with the heating water in the first connecting pipe makes the rivers in the first connecting pipe flow back the heat-conduction subassembly of shunt tubes.

Preferably, the heat-conduction subassembly is including setting up the intraductal second connecting pipe of discharging fume be equipped with first heat exchanger on the second connecting pipe, the lower extreme of second connecting pipe with the upper end of first connecting pipe is linked together, is located the inlet tube with between the heating device be equipped with backward flow branch pipe on the shunt tubes, the upper end of backward flow branch pipe penetrates the upper portion of discharging fume the pipe and with the upper end of second connecting pipe is linked together be equipped with on the backward flow branch pipe and be used for preventing rivers from following the shunt tubes to the first check valve that backward flow branch pipe direction flows.

Preferably, the first heat exchanger comprises a sleeve sleeved on the second connecting pipe, and a plurality of fins are vertically and uniformly distributed on the outer circumference of the sleeve.

Preferably, the included angle between two adjacent fins is 10 degrees to 45 degrees.

Preferably, a second one-way valve is arranged on the shunt pipe between the water inlet pipe and the backflow branch pipe, and the second one-way valve is used for preventing water in the backflow branch pipe from flowing to the water inlet pipe.

Preferably, the heating device comprises a combustion shell, a combustor arranged in the combustion shell and a second heat exchanger arranged above the combustor, the shunt pipe penetrating through the heating device is positioned in the second heat exchanger, and an exhaust fan is arranged at the communication position of the heating device and the filtering device.

Preferably, the filtering device comprises a filtering shell arranged between the heating device and the smoke exhaust pipe, guide grooves are formed in the filtering shell at intervals, a filter screen is arranged in the guide grooves, the filtering shell is connected to one side of the shell body, and a movable door used for taking out the filter screen is arranged at the position, corresponding to the filtering shell, of the shell body.

To sum up, the utility model discloses for its beneficial effect of prior art is:

the utility model discloses an exhaust fan filters in with the flue gas suction filter equipment that produces in the heating device, make the flue gas after filtering get into the pipe of discharging fume again, through the intraductal first heat exchanger of discharging fume with the heat conduction of flue gas to the water in the second connecting pipe, make the water in the second connecting pipe obtain heating, flow back the shunt tubes department between inlet tube and the heating device with the water in the second connecting pipe through the backward flow branch pipe again, effectual improvement gets into the temperature in the heating device, further improvement intensification efficiency, and more energy-conservation.

Drawings

Fig. 1 is a schematic perspective view of a waste heat recovery wall-mounted boiler according to the present invention;

fig. 2 is a cut-away view of the waste heat recovery wall-hanging stove of the utility model;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

fig. 4 is a right side view (hidden movable door) of the waste heat recoverable wall-hanging stove of the utility model.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a but hanging stove of waste heat recovery, includes shell body 1 the intercommunication is equipped with heating device 2, filter equipment 3 and the pipe 4 of discharging fume from bottom to top in proper order in shell body 1 be equipped with inlet tube 10, gas pipe 11 and outlet pipe 12 respectively the shell body 1 bottom, the upper end of gas pipe 11 with heating device 2 is linked together, inlet tube 10 upper end transversely is equipped with shunt tubes 13, shunt tubes 13 one end run through heating device 2's heating chamber and with outlet pipe 12 upper end intercommunication on the other end of shunt tubes 13 the intercommunication has first connecting pipe 14, be equipped with on first connecting pipe 14 and be used for absorbing the heat of the interior flue gas of pipe 4 of discharging fume in order to heat water in first connecting pipe 14 and make the rivers in the first connecting pipe 14 flow back to the heat-conduction assemblies 5 of shunt tubes 13, filter in the flue gas suction filter equipment 3 that produces in the heating device 2 through air discharge fan 23, the filtered flue gas enters the smoke exhaust pipe 4, the heat of the flue gas is conducted to the water in the second connecting pipe 50 through the first heat exchanger 6 in the smoke exhaust pipe 4, the water in the second connecting pipe 50 is heated, the water in the second connecting pipe 50 flows back to the position of the flow dividing pipe 13 between the water inlet pipe 10 and the heating device 2 through the backflow branch pipe 51, the water temperature in the heating device 2 is effectively improved, the temperature rising efficiency is further improved, and more energy is saved.

The heat conduction component 5 of the present invention comprises a second connection pipe 50 disposed in the smoke exhaust pipe 4, a first heat exchanger 6 is disposed on the second connection pipe 50, the lower end of the second connection pipe 50 is connected with the upper end of the first connection pipe 14, a return branch pipe 51 is disposed on the shunt pipe 13 between the water inlet pipe 10 and the heating device 2, the upper end of the return branch pipe 51 penetrates into the upper part of the smoke exhaust pipe 4 and is connected with the upper end of the second connection pipe 50, a first check valve 52 for preventing water flow from flowing from the shunt pipe 13 to the return branch pipe 51 is disposed on the return branch pipe 51, water flow from the water inlet pipe 10 to the shunt pipe 13 realizes water flow division into two, one of the water flow enters the heating device 2 for heating, the other water flow is from the first connection pipe 14 to the second connection pipe 50, and the heat of the smoke is conducted to the water in the second connection pipe 50 through the heat conduction component 5, the water in the second connecting pipe 50 enters through the backflow branch pipe 51 after being heated by the heat conduction assembly 5 the water inlet pipe 10 and between the heating devices 2 in the shunt pipe 13, so that the water flow temperature entering the heating devices 2 is improved, and the heating efficiency is effectively improved.

First heat exchanger 6 is including cup jointing sleeve pipe 60 on the second connecting pipe 50 vertical equipartition has a plurality of fin 61 on sleeve pipe 60's the outer peripheral face, passes fin 61's process through the flue gas, realizes the heat exchange.

The utility model discloses two are adjacent contained angle between the fin 61 is between 10 degrees to 45 degrees, double-phase adjacent contained angle between the fin 61 is preferably 30 degrees, through controlling double-phase adjacent contained angle between the fin 61 can control the flue gas through double-phase adjacent fin 61's speed and the flue gas volume that passes through.

The utility model discloses be located the inlet tube 10 with be equipped with second check valve 15 on the shunt tubes 13 between the backward flow branch pipe 51, second check valve 15 is used for preventing rivers in the backward flow branch pipe 51 to inlet tube 10 direction can prevent through being equipped with second check valve 15 that rivers that first heat exchanger 6 heated are to inlet tube 10.

Heating device 2 is in including burning casing 20, setting combustor 21 in the burning casing 20 is in with the setting the second heat exchanger 22 of combustor 21 top runs through heating device 2 shunt tubes 13 is located in the second heat exchanger 22, heating device 2 with filter equipment 3's intercommunication department is equipped with air discharge fan 23, heats second heat exchanger 22 through combustor 21, will burn in the casing 20 flue gas suction filter housing 30 through air discharge fan 23.

Filter equipment 3 is including setting up heating device 2 with filter housing 30 between 4 is managed to discharge fume the interval is equipped with guide way 31 in the filter housing 30 be equipped with filter screen 32 in the guide way 31, filter housing 30 connects one side of shell body 1, shell body 1 with filter housing 30 corresponding position is equipped with and is used for taking out filter screen 32's dodge gate 33 filters the flue gas through being equipped with filter screen 32, prevents that the flue gas from directly getting rid of and causing environmental pollution, can make things convenient for filter screen 32 to change and wash through dodge gate 33.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only illustrative of the principles of the present invention, and the present invention can be modified in various ways without departing from the spirit and scope of the present invention, and these modifications and changes fall into the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a but waste heat recovery's hanging stove, includes shell body (1), its characterized in that: a heating device (2), a filtering device (3) and a smoke exhaust pipe (4) are sequentially communicated in the shell body (1) from bottom to top, the bottom of the shell body (1) is respectively provided with a water inlet pipe (10), a gas pipe (11) and a water outlet pipe (12), the upper end of the gas pipe (11) is communicated with the heating device (2), the upper end of the water inlet pipe (10) is transversely provided with a shunt pipe (13), one end of the shunt pipe (13) penetrates through a heating chamber of the heating device (2) and is communicated with the upper end of the water outlet pipe (12), a first connecting pipe (14) is communicated with the other end of the shunt pipe (13), the first connecting pipe (14) is provided with a heat conduction assembly (5) which is used for absorbing heat of smoke in the smoke exhaust pipe (4) so as to heat water in the first connecting pipe (14) and enable water flow in the first connecting pipe (14) to flow back to the shunt pipe (13).

2. The hanging stove of waste heat recovery of claim 1, characterized in that, heat-conducting component (5) is including setting up second connecting pipe (50) in the pipe (4) of discharging fume be equipped with first heat exchanger (6) on second connecting pipe (50), the lower extreme of second connecting pipe (50) with the upper end of first connecting pipe (14) is linked together, is located inlet tube (10) with between heating device (2) be equipped with backward flow branch pipe (51) on shunt tubes (13), the upper end of backward flow branch pipe (51) penetrates the upper portion of pipe (4) of discharging fume and with the upper end of second connecting pipe (50) is linked together be equipped with on backward flow branch pipe (51) and be used for preventing rivers from following shunt tubes (13) to the first check valve (52) that backward flow branch pipe (51) direction flows.

3. The wall-hanging furnace capable of recovering waste heat according to claim 2, wherein the first heat exchanger (6) comprises a sleeve (60) sleeved on the second connecting pipe (50), and a plurality of fins (61) are vertically and uniformly distributed on the outer peripheral surface of the sleeve (60).

4. The wall-hanging furnace capable of recovering waste heat according to claim 3, wherein an included angle between two adjacent fins (61) is 10 degrees to 45 degrees.

5. The wall-hanging stove capable of recovering waste heat according to claim 2, characterized in that a second check valve (15) is provided on the shunt tube (13) between the inlet pipe (10) and the return branch pipe (51), the second check valve (15) being used for preventing water in the return branch pipe (51) from flowing to the inlet pipe (10).

6. Wall-hanging stove capable of waste heat recovery according to claim 1, characterized in that the heating device (2) comprises a combustion housing (20), a burner (21) arranged in the combustion housing (20) and a second heat exchanger (22) arranged above the burner (21), the shunt tube (13) running through the heating device (2) is located in the second heat exchanger (22), and an exhaust fan (23) is arranged at the communication of the heating device (2) and the filtering device (3).

7. The wall-hanging stove capable of recovering waste heat according to claim 1, characterized in that the filtering device (3) comprises a filtering shell (30) arranged between the heating device (2) and the smoke exhaust pipe (4), a guide groove (31) is arranged in the filtering shell (30) at an interval, a filter screen (32) is arranged in the guide groove (31), the filtering shell (30) is connected to one side of the shell body (1), and a movable door (33) used for taking out the filter screen (32) is arranged at a position corresponding to the filtering shell (30) of the shell body (1).