CN214470241U - Binary channels hanging stove heat exchanger - Google Patents

Abstract

The utility model discloses a double-channel wall-hanging stove heat exchanger, which comprises a first water chamber, a second water chamber, a plurality of heat exchange tubes arranged in parallel and a plurality of heat absorbing sheets arranged outside the heat exchange tubes; two ends of the heat exchange tube are respectively communicated with the inner sides of the first water chamber and the second water chamber, and a domestic water tube is arranged in the heat exchange tube; one end of each domestic water pipe passes through the first water chamber, the other end of each domestic water pipe passes through the second water chamber, the head and the tail of each two adjacent domestic water pipes are communicated with a connecting bent pipe to form an S-shaped water using channel, and the head and the tail of each S-shaped water using channel are respectively communicated with a domestic water inlet joint and a domestic water outlet joint; a heating water inlet joint and a heating water outlet joint are arranged on the outer side of the second water chamber; the front end of the joint is provided with a plurality of steps, and the diameters of the steps are reduced from the front end to the rear end in sequence. The heat exchanger of the utility model can heat the domestic water more uniformly, and has high heat exchange efficiency; the pipeline can be installed at the joint in a radial sealing mode twice, multiple insurance is achieved, leakage is avoided, water immersion is avoided, and the service life of the heat exchanger is longer.

Description

Binary channels hanging stove heat exchanger

Technical Field

The utility model relates to a heat exchanger field especially relates to a binary channels hanging stove heat exchanger.

Background

At present, energy conservation and environmental protection are the primary problems to be considered in the gas appliance industry. The existing double-channel heat exchanger mainly comprises a heat collector, water boxes arranged at two ends of the heat collector, five or six round heating pipes, special-shaped inner pipes arranged on the corresponding heating pipes and the like, domestic water is provided by flowing of the special-shaped inner pipes, the existing heating pipes are straight-through pipes, the water flows stably in the heating pipes, the water temperature at the pipe wall side is high, the water temperature at the center of the heating pipes is low, and the water temperature is uneven, so that the heat exchange efficiency is influenced.

In the vast majority of heating areas in China at present, the pattern of household heating is gradually realized, namely, a wall-mounted boiler heating mode is adopted; the water inlet, outlet and return connectors on the heating pipeline or the water pipeline are easy to leak water, the structure is not sealed enough, and the water immersion can cause the short service life of the heat exchanger and the need of frequent maintenance.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide a double-channel wall-hanging stove heat exchanger, the cross sections of the heat exchange tube of the wall-hanging heat exchanger and the internal domestic water tube are both elliptical, and the heat exchange channel and the snakelike domestic water pipeline are formed, so that the domestic water temperature is heated more uniformly, and the heat exchange efficiency is high; in addition, a plurality of steps are arranged at the front ends of the domestic water inlet joint, the domestic water outlet joint and the heating water joint, the diameters of the steps are sequentially reduced from the front end to the rear end, multiple radial sealing and multiple insurance can be adopted, the interface is not leaked and does not soak, and the service life of the heat exchanger is longer.

In order to realize the above purpose, the utility model discloses a technical scheme:

a double-channel wall-mounted boiler heat exchanger comprises a first water chamber, a second water chamber, a plurality of heat exchange tubes and a plurality of heat absorption sheets, wherein the first water chamber and the second water chamber are arranged oppositely, the heat exchange tubes are arranged in parallel, and the heat absorption sheets are arranged on the periphery of the heat exchange tubes;

two ends of the heat exchange tube are respectively communicated with the inner sides of the first water chamber and the second water chamber, and a domestic water tube is arranged in the heat exchange tube; one end of each domestic water pipe passes through the first water chamber, the other end of each domestic water pipe passes through the second water chamber, and every two adjacent domestic water pipes are communicated with a connecting bent pipe end to form an S-shaped water channel, the head end of each S-shaped water channel is communicated with a domestic water inlet joint, and the tail end of each S-shaped water channel is communicated with a domestic water outlet joint; the gap that forms between domestic water pipe outer wall and the heat exchange tube inner wall constitutes many heat transfer passageways, below heat transfer passageway one end intercommunication first hydroecium, the other end intercommunication has heating water supply connector, and top heat transfer passageway one end intercommunication first hydroecium, the other end intercommunication has heating water outlet connector.

In the utility model, cold water or other liquid media are introduced into the first water chamber, the second water chamber and between the heat exchange tubes and the outer wall of the domestic water tube, and the heat absorbing sheets fully absorb heat and transfer the heat to the cold water or other liquid media in the heat exchange tubes and fully contact with the domestic water tube, so that the temperature of the domestic water tube rises and the purpose of heat exchange is achieved; in addition, the domestic water inlet joint, the domestic water outlet joint, the heating water inlet joint and the heating water outlet joint are all clamping joints, and can be directly clamped, so that the installation and the disassembly are simple and convenient. The middle of the second water chamber is provided with a clapboard which separates the liquid entering from the water inlet joint of the heating water and the water at the water outlet joint end of the heating water, so that the liquid can circularly flow in the heat exchange channel after being completely heated by the heat absorption sheet after entering.

Further, the domestic water inlet joint and the domestic water outlet joint are arranged on the outer side of the first water chamber and are integrally formed with the first water chamber; the heating water inlet joint and the heating water outlet joint are arranged on the outer side of the second water chamber and are integrally formed with the second water chamber, a plurality of steps are arranged at one ends, which are not connected with the water chamber, of the domestic water inlet joint, the domestic water outlet joint, the heating water inlet joint and the heating water outlet joint, and the diameters of the steps are sequentially reduced along the direction of the water chamber. The front ends of the domestic water inlet joint, the domestic water outlet joint and the heating water joint are connected with one end of a pipe to be installed, the rear end of the domestic water inlet joint, the domestic water outlet joint and the heating water joint are connected with the water chamber, a plurality of steps are arranged at the joints, and each two adjacent steps are provided with sealing rings, so that multiple radial sealing can be performed, multiple safety is realized, no leakage and no water immersion are caused, and the service life of the heat exchanger is longer.

Further, the cross sections of the heat exchange tube and the domestic water tube are both elliptical, and the length of the long axis of the inner ring of the heat exchange tube is equal to that of the long axis of the outer ring of the domestic water tube.

Furthermore, the heat absorbing sheets are uniformly distributed between the first water chamber and the second water chamber.

Further, the heat exchange tube and the domestic water tube are made of red copper.

The utility model has the advantages that:

the utility model provides a binary channels hanging stove heat exchanger, the cross-section of heat exchange tube and inside domestic water pipe are oval, and the heat transfer passageway and snakelike domestic water pipeline that constitute, make domestic water temperature heated more evenly, and heat exchange efficiency is high; in addition, a plurality of steps are arranged at the front ends of the domestic water inlet joint, the domestic water outlet joint and the heating water joint, the diameters of the steps are sequentially reduced from the front end to the rear end, multiple radial sealing and multiple insurance can be adopted, the interface is not leaked and does not soak, and the service life of the heat exchanger is longer.

Drawings

FIG. 1 is a schematic structural diagram of a heat exchanger according to the present invention;

FIG. 2 is a schematic view of the heat exchanger with a portion of the heat absorbing sheet removed;

FIG. 3 is a schematic side view of the heat exchanger with a portion of the heat absorbing sheet removed;

fig. 4 is a right side schematic view of the heat exchanger of the present invention;

fig. 5 is a left side schematic view of the heat exchanger of the present invention;

FIG. 6 is a schematic view of a domestic water inlet joint structure of the heat exchanger of the present invention;

FIG. 7 is a schematic sectional view of a domestic water inlet joint of the heat exchanger of the present invention;

FIG. 8 is a schematic view of a heating water inlet joint structure of the heat exchanger of the present invention;

FIG. 9 is a schematic sectional view of a heating water inlet joint of the heat exchanger of the present invention;

FIG. 10 is a cross-sectional view of a heat exchange tube of the heat exchanger of the present invention;

in the figure: 1. a first water chamber; 11. a domestic water inlet joint; 12. a domestic water outlet joint; 2. a second water chamber; 21. a water inlet joint for heating water; 22. a water outlet joint for heating water; 3. a heat exchange pipe; 31. connecting a bent pipe; 4. a domestic water pipe; 5. a heat sink sheet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further explained with reference to the accompanying drawings. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

A double-channel wall-hanging stove heat exchanger is shown in figures 1-3 and comprises a first water chamber 1 and a second water chamber 2 which are oppositely arranged, a plurality of heat exchange tubes 3 which are arranged in parallel, and a plurality of heat absorbing sheets 5 which are arranged on the periphery of the heat exchange tubes 3;

two ends of the heat exchange tube 3 are respectively communicated with the inner sides of the first water chamber 1 and the second water chamber 2, and a domestic water tube 4 is arranged inside the heat exchange tube 3; one end of each domestic water pipe 4 passes through the first water chamber 1, the other end of each domestic water pipe 4 passes through the second water chamber 2, the head and the tail of each two adjacent domestic water pipes 4 are communicated with a connecting bent pipe 31 to form an S-shaped water channel, the head end of each S-shaped water channel is communicated with a domestic water inlet joint 11, and the tail end of each S-shaped water channel is communicated with a domestic water outlet joint 12; the clearance that forms between 4 outer walls of domestic water pipe and 3 inner walls of heat exchange tube constitutes many heat transfer passageways, below heat transfer passageway one end intercommunication first hydroecium 1, the other end intercommunication has heating water supply connector 21, and top heat transfer passageway one end intercommunication first hydroecium 1, the other end intercommunication has heating water connector 22.

In the utility model, cold water or other liquid media are introduced into the first water chamber 1, the second water chamber 2 and between the heat exchange tubes 3 and the outer walls of the domestic water tubes 4, the heat absorbing fins 5 fully absorb heat and transfer the heat to the cold water or other liquid media in the heat exchange tubes 3, and then fully contact the domestic water tubes 4, so that the temperature of the water in the domestic water tubes 4 rises, and the purpose of heat exchange is achieved; in addition, the domestic water inlet joint 11, the domestic water outlet joint 12, the heating water inlet joint 21 and the heating water outlet joint 22 are all in clamping type joints, and can be directly in a clamping type, so that the installation and the disassembly are simple and convenient. The middle of the second water chamber 2 is provided with a clapboard which separates the liquid entering from the heating water inlet joint 21 and the water at the end of the heating water outlet joint 22, so that the liquid can circularly flow in the heat exchange channel after being completely heated by the heat absorbing sheets after entering.

As an optimized scheme of the embodiment, as shown in fig. 1 to 10, the domestic water inlet joint 11 and the domestic water outlet joint 12 are arranged outside the first water chamber 1 and are integrally formed with the first water chamber 1; heating water supply connector 21 and heating water connectors 22 set up in the 2 outsides of second hydroecium, and with 2 integrated into one piece of second hydroecium, domestic water supply connector 11, domestic water connectors 12, heating water supply connector 21 and the one end that heating water connectors 22 do not connect the hydroecium all are equipped with a plurality of steps, and the step diameter reduces in proper order along the hydroecium direction. The domestic water inlet joint 11, the domestic water outlet joint 12, the heating water inlet joint 21 and the heating water outlet joint 22 are used for connecting a pipe to be installed at one end which is not connected with the water chamber, two steps are arranged at the joint of the end which is not connected with the water chamber, and a sealing ring is arranged on each two adjacent steps, so that radial sealing can be performed twice, double insurance is realized, no leakage and no water immersion are caused, and the service life of the heat exchanger is longer.

As an optimized scheme of this embodiment, as shown in fig. 1 to 10, the cross sections of the heat exchange tube 3 and the domestic water tube 4 are both elliptical, the length of the long axis of the inner ring of the heat exchange tube 3 is equal to the length of the long axis of the outer ring of the domestic water tube 4, and the length of the short axis of the heat exchange tube is greater than the length of the short axis of the domestic water tube 4. The cross sections of the heat exchange tube and the internal domestic water tube are elliptical, so that when the heat exchange channel exchanges heat with the domestic water tube 4, the temperature of domestic water is heated more uniformly, and the heat exchange efficiency is high.

As an optimized solution of this embodiment, as shown in fig. 1 to 3, the heat absorbing fins 5 are uniformly distributed between the first water chamber 1 and the second water chamber 2.

As an optimized solution of this embodiment, as shown in fig. 1 to 10, the heat exchange tube 3 and the domestic water tube 4 are made of red copper.

For better understanding, the utility model discloses, following is to the theory of operation of the utility model make a complete description:

when the double-channel wall-mounted furnace heat exchanger is used, the first water chamber 1, the heating water inlet joint 21 and the heating water outlet joint 22 of the double-channel wall-mounted furnace heat exchanger, which are integrally formed with the domestic water inlet joint 11 and the domestic water outlet joint 12, are integrally formed with the second water chamber 2, and the plurality of heat exchange tubes 3 are arranged between the first water chamber 1 and the second water chamber 2, and are well communicated with the inner sides of the first water chamber 1 and the second water chamber 2, and then the plurality of heat absorption fins 5 are uniformly welded on the plurality of heat exchange tubes 3 between the first water chamber 1 and the second water chamber 2 and are soaked with silver powder, so that the thickness of the double-channel wall-mounted furnace heat exchanger is uniform.

The heat absorbing sheets 5 are heated, and the heat absorbing sheets 5 fully absorb heat and transfer the heat to cold water or other liquid media in the heat exchange tubes 3, and then the cold water or other liquid media are fully contacted with the domestic water tubes 4, so that the water temperature in the domestic water tubes 4 is raised, and the purpose of heat exchange is achieved. The domestic water sequentially passes through the domestic water inlet joint 11 and the domestic water pipe 4 inside the heat exchange pipe 3, the domestic water in the domestic water pipe 4 is heated through the heat exchange pipe 3 and a heat exchange medium in the domestic water pipe 4, and the domestic water is discharged through the domestic water outlet joint 12 to be used for domestic water, such as hand washing, bathing and the like. The heating water outlet joint 22 is connected with other pipelines for heating, and a closed circulating water path is formed by connecting the heating water inlet joint 21, the first water chamber 1 and the second water chamber 2, so that continuous heat supply is performed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. A binary channels hanging stove heat exchanger which characterized in that: the heat exchanger comprises a first water chamber (1) and a second water chamber (2) which are arranged oppositely, a plurality of heat exchange tubes (3) which are arranged in parallel, and a plurality of heat absorbing fins (5) which are arranged on the periphery of the heat exchange tubes (3);

two ends of the heat exchange tube (3) are respectively communicated with the inner sides of the first water chamber (1) and the second water chamber (2), and a domestic water tube (4) is arranged inside the heat exchange tube (3); one end of each domestic water pipe (4) penetrates through the first water chamber (1), the other end of each domestic water pipe penetrates through the second water chamber (2), every two adjacent domestic water pipes (4) are communicated with a connecting bent pipe (31) end to form an S-shaped water channel, the head end of each S-shaped water channel is communicated with a domestic water inlet joint (11), and the tail end of each S-shaped water channel is communicated with a domestic water outlet joint (12); the clearance that forms between domestic water pipe (4) outer wall and heat exchange tube (3) inner wall constitutes many heat transfer passageways, below heat transfer passageway one end intercommunication first hydroecium (1), other end intercommunication have heating water supply connector (21), and top heat transfer passageway one end intercommunication first hydroecium (1), other end intercommunication have heating water connector (22).

2. The dual channel fireplace heat exchanger of claim 1, wherein: the domestic water inlet joint (11) and the domestic water outlet joint (12) are arranged on the outer side of the first water chamber (1) and are integrally formed with the first water chamber (1); heating water supply connector (21) and heating water outlet connector (22) are arranged on the outer side of the second water chamber (2) and integrally formed with the second water chamber (2), a plurality of steps are arranged at one ends, which are not connected with the water chambers, of domestic water supply connector (11), domestic water outlet connector (12), heating water supply connector (21) and heating water outlet connector (22), and the diameters of the steps are reduced in sequence along the direction of the water chambers.

3. The dual channel fireplace heat exchanger of claim 1, wherein: the cross sections of the heat exchange tube (3) and the domestic water tube (4) are elliptical, the length of a long axis of an inner ring of the heat exchange tube (3) is equal to that of a long axis of an outer ring of the domestic water tube (4), and the length of a short axis of the heat exchange tube is larger than that of a short axis of the domestic water tube (4).

4. The dual channel fireplace heat exchanger of claim 1, wherein: the heat absorbing sheets (5) are uniformly distributed between the first water chamber (1) and the second water chamber (2).

5. The dual channel fireplace heat exchanger of claim 1, wherein: the heat exchange tube (3) and the domestic water tube (4) are made of red copper.

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