CN208588088U

CN208588088U - A kind of water heater modular unit structure

Info

Publication number: CN208588088U
Application number: CN201820893017.8U
Authority: CN
Inventors: 霍满玲; 毛利军
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-06-07
Filing date: 2018-06-07
Publication date: 2019-03-08
Anticipated expiration: 2028-06-07

Abstract

The utility model discloses a kind of water heater modular unit structures, including module mounting frame, Inlet and outlet water mechanism, burner assembly, the air inlet preheating device installed around the bottom of the burner assembly and the fume treatment mechanism being mounted on above the burner assembly are installed on the module mounting frame；Preheating preheating is carried out to air before air and combustion gas mixing, flue gas carries out cold water the multiple preheating heating method such as to preheat, achieved the effect that entire water heater modular unit efficiently utilizes thermal energy.

Description

A kind of water heater modular unit structure

Technical field

The utility model relates to water heating apparatus fields, in particular to a kind of water heater modular unit structure.

Background technique

It has been widely used in industrial production or commercial place, centralized heat supply wetting system, has traditionally carried out water heating Equipment uses combustion gas more, and energy consumption is big, and generated thermal energy majority is directly emitted in environment, cannot make full use of thermal energy, thermal energy Loss is serious, low to the service efficiency of thermal energy.

Utility model content

For overcome the deficiencies in the prior art, the utility model, which provides, a kind of can make full use of the efficient of fuel gas buring waste heat Water heater modular unit structure.

To achieve the above object, the technical solution of the utility model is as follows:

A kind of water heater modular unit structure, including module mounting frame, are equipped with Inlet and outlet water on the module mounting frame Mechanism, burner assembly, around the burner assembly bottom install air inlet preheating device and be mounted on the burner Fume treatment mechanism above assembly；The burner assembly include burner, combustion chamber and be mounted on it is described burning it is indoor Heat exchanger, the burner lower part are provided with air inlet；The air inlet preheating device is equipped with the air intake connected with external environment； The fume treatment mechanism includes fume collecting chamber, flue gas waste heat recovery apparatus, is equipped with and institute below the flue gas waste heat recovery apparatus The smoke inlet of fume collecting chamber's connection is stated, the flue gas waste heat recovery apparatus back is provided with smoke outlet；The Inlet and outlet water mechanism includes Condenser, the first connecting tube, the second connecting tube, the condenser are connected in the flue gas waste heat recovery apparatus, the condensation Device upper end is equipped with water inlet；First connecting tube one end and the condenser bottom end are connected, the first connecting tube other end It is connect with the heat exchanger；Second connecting tube is laterally connected in above the burner, second connecting tube one end with The heat exchanger connection, the second connecting tube other end form water outlet.

As an improvement of the above technical solution, the flue gas waste heat recovery apparatus includes current equalizer, the current equalizer Bottom is provided with sloping platform, and the current equalizer top is equipped with the discharge flue being connected to the smoke outlet.

As a further improvement of the above technical scheme, the smoke inlet is connected with blower.

Further, the condenser is provided with condensation-water drain.

The beneficial effects of the utility model are: a kind of water heater modular unit structure, including module mounting frame, in the mould Inlet and outlet water mechanism, burner assembly, the air inlet preheating installed around the bottom of the burner assembly are installed on block mounting rack Device and the fume treatment mechanism being mounted on above the burner assembly；Air preheats air with before combustion gas mixing Preheating, flue gas carry out cold water the multiple preheating heating method such as to preheat, and it is efficient to thermal energy to have reached entire water heater modular unit The effect utilized.

Detailed description of the invention

It is described further below in conjunction with attached drawing and example.

Fig. 1 is the schematic diagram of internal structure of the utility model；

Fig. 2 is the current equalizer schematic diagram of the utility model.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

Referring to Fig.1, a kind of water heater modular unit structure, including module mounting frame 1 are pacified on the module mounting frame 1 Equipped with Inlet and outlet water mechanism, burner assembly 3, around the air inlet preheating device 4 and peace of the bottom of the burner assembly 3 installation Fume treatment mechanism above the burner assembly 3；The burner assembly 3 include burner 31, combustion chamber 32 and The heat exchanger 33 being mounted in the combustion chamber 32,31 lower part of burner are provided with air inlet 311；The pre- hot charging of air inlet It sets 4 and is equipped with the air intake 41 connected with external environment, in the present embodiment, it is total that the air inlet preheating device 4 surrounds the burner It is arranged at 3 lower parts, the air inlet preheating device 4 is made of multilayer insulating panel, and outer layer partition is heat-insulating material, and internal layer partition is metal Material, burner assembly 3 radiate heat into the internal layer partition of air inlet preheating device 4, and internal layer partition is thermally conductive to air intake 41, Outer layer partition then plays heat-blocking action reduction waste heat and scatters and disappears；The fume treatment mechanism includes fume collecting chamber 51, flue gas waste heat recovery dress 52 are set, is equipped with the smoke inlet 53 being connected to the fume collecting chamber 51, the fume afterheat below the flue gas waste heat recovery apparatus 52 52 back of recyclable device is provided with smoke outlet；The Inlet and outlet water mechanism includes condenser 21, the first connecting tube 22, the second connecting tube 23, the condenser 21 is connected in the flue gas waste heat recovery apparatus 52, and 21 upper end of condenser is equipped with water inlet 24；Institute It states 22 one end of the first connecting tube and 21 bottom end of condenser to connect, 22 other end of the first connecting tube and the heat exchanger 33 Connection；Second connecting tube 23 is laterally connected in 31 top of burner, and described second connecting tube, 23 one end is changed with described Hot device 33 connects, and 23 other end of the second connecting tube forms water outlet 25.In actual work, combustion gas enters from air inlet 311 Burner 31, at the same outside air burner 31 and combustion gas mixing are entered by air intake 41 after burn, due to entering the wind It has been heated before the external boundary's air of the pre- heat effect of preheating device 4 and combustion gas mixing, to reduce the damage of fuel gas buring Consumption；High-temperature flue gas caused by fuel gas buring process enters in flue gas waste heat recovery apparatus 52 from fume collecting chamber 51；External cold water Enter condenser 21, since condenser 21 is connected in flue gas waste heat recovery apparatus 52, cold water and high-temperature flue gas from water inlet 24 Heat exchange is carried out, cold water carries out preheating heating, and flue gas also can be carried out cooling, and the water after preheating is entered by the first connecting tube 22 to be changed Hot device 33 is heated, and is used eventually by the discharge of the second connecting tube 23, since the second connecting tube 23 is connected in burner 31 Top also can be carried out before hot water discharge and heat again；Cold water is entering to be preheated before heat exchanger 33, can not only efficient reuse The waste heat of high-temperature flue gas, additionally it is possible to reduce water and be heated required heat in heat exchanger 33, required combustion is greatly reduced The heat of gas is combusted, while being discharged after high-temperature gas is cooled down, it is environmentally friendly；From air preheat, flue gas to preheating cold water etc. Multiple preheating heating method realizes the effect that entire water heater modular unit efficiently utilizes thermal energy.

Referring to Fig. 2, the flue gas waste heat recovery apparatus 52 includes current equalizer 521,521 bottom of the current equalizer setting There is sloping platform 522,521 top of current equalizer is equipped with the discharge flue 523 being connected to the smoke outlet；Utilize current equalizer 521, high-temperature flue gas is divided equally into distribution and carries out sufficient heat exchange with the condenser 21, more efficiently utilizes the heat of high-temperature flue gas Energy.

The smoke inlet 53 is connected with blower 6, accelerates the flowing of flue gas using blower 6, improves heat exchange efficiency.

21 lower part of condenser is provided with condensation-water drain 211, temperature difference when due to cold water and high-temperature flue gas heat exchange, meeting Cause the vapor in air condensation effect occur on 21 surface of condenser and generate condensed water, converges into plume after long-time, generate Condensed water then pass through condensation-water drain 211 and be discharged into the external world, if excluding not in time, can be collected in fume treatment mechanism, Damage equipment.

Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model Inside it can make changes, modifications, alterations, and variations to the above described embodiments.

Claims

1. A modular unit structure of a water heater, comprising a module mounting frame (1), characterized in that: a water inlet and outlet mechanism, a burner assembly (3), surrounding the an air inlet preheating device (4) installed at the bottom of the burner assembly (3), and a flue gas treatment mechanism installed above the burner assembly (3);

The burner assembly (3) comprises a burner (31), a combustion chamber (32), and a heat exchanger (33) installed in the combustion chamber (32), and the lower part of the burner (31) is arranged There is an air inlet (311); the air inlet preheating device (4) is provided with an air inlet (41) connected to the external environment;

The flue gas treatment mechanism includes a smoke collecting chamber (51) and a flue gas waste heat recovery device (52), and a smoke inlet communicated with the smoke collecting chamber (51) is provided below the flue gas waste heat recovery device (52). (53), a smoke exhaust port is provided on the back of the waste heat recovery device for flue gas (52);

The water inlet and outlet mechanism includes a condenser (21), a first connection pipe (22), and a second connection pipe (23), and the condenser (21) is fixedly connected in the flue gas waste heat recovery device (52), The upper end of the condenser (21) is provided with a water inlet (24); one end of the first connection pipe (22) is connected to the bottom end of the condenser (21), and the other end of the first connection pipe (22) connected with the heat exchanger (33); the second connecting pipe (23) is laterally fixed above the burner (31), and one end of the second connecting pipe (23) is connected to the heat exchanger ( 33) connection, the other end of the second connecting pipe (23) forms a water outlet (25).

2 . The modular unit structure of a water heater according to claim 1 , wherein the waste heat recovery device ( 52 ) of the flue gas comprises an equalizing device ( 521 ), and the bottom of the equalizing device ( 521 ) is arranged at the bottom. 3 . There is an inclined table (522), and a smoke exhaust channel (523) communicated with the smoke exhaust port is arranged on the upper part of the flow equalizing device (521).

3 . The modular unit structure of a water heater according to claim 1 or 2 , wherein a fan ( 6 ) is connected to the smoke inlet ( 53 ). 4 .

4 . The modular unit structure of a water heater according to claim 1 , wherein a condensed water outlet ( 211 ) is provided at the lower part of the condenser ( 21 ). 5 .