CN218955180U

CN218955180U - Wall-mounted efficient heat exchange water heater

Info

Publication number: CN218955180U
Application number: CN202223386894.1U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Zhongshan Changrong Electric Co ltd
Current assignee: Zhongshan Changrong Electric Co ltd
Priority date: 2022-12-17
Filing date: 2022-12-17
Publication date: 2023-05-02
Anticipated expiration: 2032-12-17

Abstract

A wall-mounted high-efficiency heat exchange water heater relates to the technical field of water heaters; including casing, the apron, the upper and lower both ends of casing have all welded first connecting plate, the opening part lid of corresponding casing front end has closed the apron, the border of apron has welded the second connecting plate in proper order, the upper end surface through-connection of casing has the second to arrange the tobacco pipe, casing lower extreme surface through-connection has the outlet pipe in proper order, the intake pipe, the water injection pipe, the observation hole has been seted up to apron front end surface, the observation hole is convenient from outside observation combustion chamber running state, whether normally ignite, control panel has been inlayed to the below of observation hole, control panel is used for showing and adjusting the temperature, the inner chamber of casing is provided with the controller, the combustion chamber, first heat exchanger, the second heat exchanger, arrange the tobacco pipe, the fan, the setting of second heat exchanger can continue the exhaust flue gas of first heat exchanger to utilize, improve the efficiency of heat transfer, the fin has been welded in proper order in the heat exchanger, the fin can increase flue gas and second fin's area of contact and contact time, improve heat exchange efficiency.

Description

Wall-mounted efficient heat exchange water heater

Technical Field

The utility model relates to the technical field of water heaters, in particular to a wall-mounted efficient heat exchange water heater.

Background

The gas water heater adopts gas as main energy material, and the high temperature heat generated by combustion of the gas is transferred to cold water flowing through a heat exchanger to achieve the purpose of preparing hot water.

According to patent number CN202220011784.8, a gas water heater is disclosed, which comprises a housing, the inside of shell is provided with the combustor, the last fixed surface of combustor is connected with the hot water chamber, the last fixed surface of hot water chamber is connected with the cold water chamber, the outside of hot water chamber is provided with heat exchanger, the inside of shell is provided with the controller, the lower fixed surface of combustor is connected with the some firearm, the inside of shell is provided with the fan, the lower fixed surface of shell is connected with the joint that intakes, the surface of joint that intakes is provided with water sensor. This gas heater is through being connected on the proportional valve by the water pipe between hot water cavity and the cold water chamber, and the balanced distribution water yield reaches the settlement temperature, and this kind of mode is controlled more easily and is provided more stable hot water, gets into the combustor through the direct control gas of gas solenoid valve, does not need the use of quantitative restriction gas, reaches quick heating's effect.

However, the flue gas in the existing gas water heater during gas combustion transmits part of heat in the flue gas to the water pipe through the heat exchanger, and then the flue gas is discharged out of the water heater through the smoke exhaust pipe, so that the utilization rate of the flue gas is low, and the heat exchange rate is low.

Disclosure of Invention

The utility model aims to solve the technical problems that in the prior art, when the gas is combusted, part of heat in the gas is transferred to a water pipe through a heat exchanger and is discharged out of a water heater through a smoke exhaust pipe, the utilization rate of the gas is low, and the heat exchange rate is low.

The aim and the effect of the utility model are achieved by the following specific technical means:

the utility model provides a wall-hanging high-efficient heat transfer water heater, includes casing, apron, and the upper and lower both ends of casing all are provided with first connecting plate, and the opening part lid that corresponds the casing front end has closed the apron, and the border of apron has welded the second connecting plate in proper order, and the upper end surface through-connection of casing has the second to discharge fume the pipe, and the casing lower extreme surface through-connection has outlet pipe, intake pipe, water injection pipe in proper order, and the observation hole has been seted up to apron front end surface, and the below of observation hole is provided with control panel.

Preferably, the inner cavity of the shell comprises a controller, a combustion chamber, a first heat exchanger, a second heat exchanger, a first smoke exhaust pipe, a second smoke exhaust pipe and a fan.

Preferably, the rear end of the controller is provided with a third connecting plate in sequence, the controller corresponds to the control panel, and the controller is electrically connected with the control panel.

Preferably, a combustion chamber is arranged above the controller, the two ends of the combustion chamber are both provided with third connecting plates, and the front end surface of the combustion chamber is provided with through holes.

Preferably, a first heat exchanger is arranged above the combustion chamber, the lower end of one side of the first heat exchanger is connected with a water outlet pipe, the upper end of one side of the first heat exchanger is connected with a water injection pipe, second fins are welded in the first heat exchanger in sequence, and the upper end of the first heat exchanger is provided with a smoke collecting hood.

Preferably, the both ends of second fin all are equipped with the second turn-ups, have seted up the connecting hole on the second fin in proper order, are provided with first turn-ups along the connecting hole, have set gradually the baffle on the second fin, are close to the baffle and have seted up the guiding gutter, correspond the guiding gutter and are provided with the arch.

Preferably, an opening is formed in one side of the first smoke exhaust pipe, the first smoke exhaust pipe opening is connected with a second heat exchanger, a water pipe socket is formed in the second heat exchanger, and first fins are sequentially arranged in the second heat exchanger in a red color.

Preferably, the other end of the second heat exchanger is provided with a second smoke exhaust pipe, and a fan is arranged in the second smoke exhaust pipe.

Advantageous effects

1. The wall-mounted efficient heat exchange water heater is provided with the second heat exchanger, and residual heat of smoke in the smoke exhaust pipe can be transferred to the water injection pipe through heat transfer through the second heat exchanger.

2. The wall-mounted efficient heat exchange water heater is provided with the fins, the contact area and the contact time of the smoke and the second fins are increased through the cooperation of the baffle plates, the diversion trenches and the protrusions of the fins, heat of the smoke is transferred to the water pipe through the second fins by heat transfer, and water is heated.

Drawings

FIG. 1 is a schematic view of a wall-mounted high-efficiency heat exchange water heater according to the present utility model.

Fig. 2 is a schematic cross-sectional view of the present utility model in elevation.

Fig. 3 is a schematic cross-sectional view of a second heat exchanger according to the utility model.

Fig. 4 is a schematic view of a first fin of the present utility model.

Fig. 5 is a schematic view of a second fin of the present utility model.

In fig. 1-5: 1. a housing; 101. a first connection plate; 102. a second smoke exhaust pipe; 103. a water injection pipe; 104. an air inlet pipe; 105. a water outlet pipe; 106. a blower; 107. a controller; 108. a combustion chamber; 109. a first heat exchanger; 110. a fume collecting hood; 111. a first smoke exhaust pipe; 112. a through hole; 2. a cover plate; 201. a second connecting plate; 202. an observation hole; 203. a control panel; 3. a second heat exchanger; 301. a water pipe socket; 4. a third connecting plate; 5. a first fin; 501. a baffle; 502. a protrusion; 503. a flue; 504. a connection hole; 505. a first flanging; 506. a diversion trench; 507. a second flanging; 6. and a second fin.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-5, a wall-mounted efficient heat exchange water heater comprises a shell 1 and a cover plate 2, wherein the upper end and the lower end of the shell 1 are both welded with a first connecting plate 101, a screw is screwed into a wall through the first connecting plate 101 to enable the shell 1 to be installed on the wall, the cover plate 2 is covered at an opening corresponding to the front end of the shell 1, a second connecting plate 201 is sequentially welded at the edge of the cover plate 2, the screw is screwed into the shell 1 through the second connecting plate 201 to enable the cover plate 2 to be installed at the opening of the front end of the shell 1, a second smoke exhaust pipe 102 is connected to the upper end surface of the shell 1 in a penetrating manner, a water outlet pipe 105, an air inlet pipe 104 and a water injection pipe 103 are sequentially connected to the lower end surface of the shell 1 in a penetrating manner, an observation hole 202 is formed in the front end surface of the cover plate 2, the observation hole 202 is convenient for observing the operation state of a combustion chamber 108 from the outside, whether the combustion chamber is normally ignited or not, a control panel 203 is embedded below the observation hole 202, and the control panel 203 is used for displaying and adjusting water temperature.

The inner cavity of the shell 1 comprises a controller 107, a combustion chamber 108, a first heat exchanger 109, a second heat exchanger 3 and a smoke exhaust pipe fan 106, wherein a third connecting plate 4 is sequentially welded at the rear end of the controller 107, screws are screwed into the inner wall of the shell 1 through the third connecting plate 4, the controller 107 is arranged in the inner cavity of the shell 1, the controller 107 corresponds to a control panel 203, the controller 107 is electrically connected with the control panel 203, the controller 107 is adjusted through the control panel 203, the combustion chamber 108 is arranged above the controller 107, the third connecting plate 4 is arranged at two ends of the combustion chamber 108, the combustion chamber 108 is arranged in the inner cavity of the shell 1 through screws, an air inlet pipe 104 is connected with the combustion chamber 108, through holes 112 are formed in the front end surface of the combustion chamber 108, the through holes 112 correspond to observation holes 202, oxygen can enter the combustion chamber 108 through the through holes 112 and the observation holes 202, combustion gas is assisted, the first heat exchanger 109 is arranged above the combustion chamber, the lower end of the first heat exchanger 109 is connected with the control panel 203, the upper end of the first heat exchanger 109 is connected with a water injection pipe 103, the upper end of the first heat exchanger 109 is provided with a water injection pipe 103, the copper pipe 103 and the water injection pipe 103 are sequentially welded with the first heat exchanger 6.

Wherein, second fin 6 perpendicular to first heat exchanger 109, the both ends of second fin 6 all are equipped with the second turn-ups 507, the second fin 6 welds in the inner wall of first heat exchanger 109 through the second turn-ups 507, two sets of connecting holes 504 have been seted up in proper order on the second fin 6, connecting holes 504 horizontal distribution, the delivery pipe of connecting holes 504 passes, be provided with first turn-ups 505 along connecting holes 504, the setting of first turn-ups 505 is convenient for with the water pipe welding, three sets of baffles 501 have been set gradually on the second fin 6, baffle 501 and second fin 6 are integrated into one piece, baffle 501 is the V type, the baffle 501 can hinder the flue gas that rises, make the flue gas form the vortex at the lower extreme of baffle 501, improve heat exchange efficiency, be close to baffle 501 and seted up guiding gutter 506, be provided with protruding 502 corresponding guiding gutter 506, protruding 502 forms the slope in one side of guiding gutter 506, the opening has been seted up on the top of protruding 502, make the flue gas vortex of baffle 501 lower extreme cut apart through guiding gutter 506, avoid the flue gas to rise.

The upper end of the first heat exchanger 109 is sleeved with the fume collecting hood 110, the fume collecting hood 110 is arc-shaped, the fume collecting hood 110 gathers rising fume, the upper end surface of the fume collecting hood 110 is welded with the first fume exhaust pipe 111, an opening is formed in one side of the first fume exhaust pipe 111, the second heat exchanger 3 is welded at the opening of the first fume exhaust pipe 111, the volume of the second heat exchanger 3 is smaller than that of the first heat exchanger 109, water pipe sockets 301 are formed in the upper end and the lower end of the second heat exchanger 3, the first fins 5 are sequentially welded in the second heat exchanger 3, the first fins 5 are horizontally connected with the second heat exchanger 3, a group of connecting holes 504, two groups of baffle plates 501 and flow guide grooves 506 are singly arranged on the first fins 5, the principle of the first fins 5 is the same as that of the second fins 6, and the arrangement of the second heat exchanger 3 can continuously utilize the fume exhausted by the first heat exchanger 109, and the heat exchange efficiency is improved.

The other end of the second heat exchanger 3 is welded with a second smoke exhaust pipe 102, a fan 106 is installed in the second smoke exhaust pipe 102, and the fan 106 can assist smoke to be exhausted out of the smoke exhaust pipe and prevent smoke from flowing backwards.

When the gas-fired boiler is used, gas enters the combustion chamber 108 through the gas pipe, ascending smoke is generated through combustion of the gas, the smoke ascends to enter the first heat exchanger 109, the smoke enters the second fin 6 through the flue 503, when the smoke passes through the second fin 6, the baffle 501 can block the ascending smoke, the smoke forms vortex at the lower end of the baffle 501, the vortex of the smoke is divided through the diversion trench 506, the contact area and the contact time of the smoke and the second fin 6 are increased, heat of the smoke is transferred to a water pipe through the second fin 6 by heat transfer, water is heated, the smoke continues to ascend through the first heat exchanger 109, enters the first smoke exhaust pipe 111 through the smoke collecting hood 110, the smoke in the first smoke exhaust pipe 111 flows to the second smoke exhaust pipe 102 through the fan 106, and the smoke passes through the second heat exchanger 3 in the middle, so that the temperature of the smoke is further reduced.

Claims

1. The utility model provides a wall-hanging high-efficient heat transfer water heater, includes casing (1), apron (2), its characterized in that, the upper and lower both ends of casing (1) all are provided with first connecting plate (101), the opening part lid of corresponding casing (1) front end has closed apron (2), the border of apron (2) has welded second connecting plate (201) in proper order, the upper end surface through-connection of casing (1) has second to discharge fume tub (102), the upper end surface through-connection of casing (1) has outlet pipe (105), intake pipe (104), water injection pipe (103) in proper order, observation hole (202) have been seted up on apron (2) front end surface, the below of observation hole (202) is provided with control panel (203).

2. A wall-mounted high efficiency heat exchange water heater as claimed in claim 1, wherein the inner cavity of the housing (1) comprises a controller (107), a combustion chamber (108), a first heat exchanger (109), a second heat exchanger (3), a first smoke exhaust pipe (111), a second smoke exhaust pipe (102) and a fan (106).

3. The wall-mounted efficient heat exchange water heater as claimed in claim 2, wherein a third connecting plate (4) is sequentially arranged at the rear end of the controller (107), the controller (107) corresponds to the control panel (203), and the controller (107) is electrically connected with the control panel (203).

4. A wall-mounted efficient heat exchange water heater as claimed in claim 2, wherein a combustion chamber (108) is arranged above the controller (107), the third connecting plates (4) are arranged at the two ends of the combustion chamber (108), and through holes (112) are formed in the front end surface of the combustion chamber (108).

5. The wall-mounted efficient heat exchange water heater according to claim 2, wherein a first heat exchanger (109) is installed above the combustion chamber, the lower end of one side of the first heat exchanger (109) is connected with a water outlet pipe (105), the upper end of one side of the first heat exchanger (109) is connected with a water injection pipe (103), second fins (6) are sequentially welded in the first heat exchanger (109), and a smoke collecting hood (110) is arranged at the upper end of the first heat exchanger (109).

6. The wall-mounted efficient heat exchange water heater according to claim 5, wherein the second flanges (507) are arranged at two ends of the second fin (6), the second fin (6) is provided with connecting holes (504) in sequence, the first flanges (505) are arranged along the connecting holes (504), the second fin (6) is provided with baffles (501) in sequence, guide grooves (506) are arranged close to the baffles (501), and protrusions (502) are arranged corresponding to the guide grooves (506).

7. The wall-mounted efficient heat exchange water heater according to claim 2, wherein an opening is formed in one side of the first smoke exhaust pipe (111), the first smoke exhaust pipe (111) is connected with the second heat exchanger (3) through the opening, a water pipe socket (301) is formed in the second heat exchanger (3), and the second heat exchanger (3) is internally provided with the first fins (5) in a red color in sequence.

8. A wall-mounted efficient heat exchange water heater as claimed in claim 7, wherein the other end of the second heat exchanger (3) is provided with a second smoke exhaust pipe (102), and a fan (106) is arranged in the second smoke exhaust pipe (102).