Coil pipe energy-saving water heater

Abstract

The utility model discloses a coil pipe energy-saving water heater which comprises a water heater body and a combustion chamber shell fixedly arranged in the water heater body, a combustion nozzle is fixedly installed in the combustion chamber shell, and a water heating mechanism is arranged in the combustion chamber shell. The water heating mechanism comprises a metal spiral coil fixedly installed on the inner wall of the combustion chamber shell, the metal spiral coil is distributed in the combustion chamber shell in a conical spiral mode, and a cold water inlet pipe and a hot water outlet pipe are fixedly installed on the water heater body. Under the interaction of the water heater body, the combustion chamber shell, the combustion nozzle and the hot water mechanism, the conical spiral metal coil increases the contact area with hot smoke, the combustion chamber and the nozzle which are coaxially arranged are matched, heat exchange is more sufficient and uniform, cold water is efficiently heated into hot water, the heat efficiency is remarkably improved, energy is saved, and cost is reduced; the bottom air inlet guarantees sufficient combustion, the smoke exhaust pipe exhausts waste gas in time, overall operation is stable, use is convenient and safe, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat energy utilization and energy saving technical field especially relates to coil energy saving water heater. BACKGROUND

[0002] As a common hot water supply equipment in modern life, gas water heater is widely used in family and commercial scenes with the advantages of rapid heating and instant heating, which greatly facilitates people's daily water demand. It relies on gas combustion to release heat, and transfers heat to water flow with the help of heat exchange components, efficiently realizes cold water temperature rise, and has mature technology after years of development, occupying a key position in the field of bathroom and kitchen hot water supply.

[0003] At present, most of the traditional gas water heaters have simple heat exchanger structure and limited heat exchange area, and a large amount of heat generated by combustion is lost to the surrounding environment, which cannot be fully transferred and utilized, and the ratio of gas to air in the combustion process is not controlled, which leads to insufficient combustion, waste of gas resources and reduction of thermal efficiency, resulting in high energy consumption, increasing user cost and energy burden in long-term use, which needs to be improved and innovated, therefore, we propose a coil energy saving water heater to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] The utility model discloses a coil energy saving water heater which overcomes the defects in the prior art.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] The coil energy saving water heater comprises a water heater body and a combustion chamber shell fixedly arranged in the water heater body, the combustion chamber shell is internally fixedly installed with a combustion nozzle, and a hot water mechanism is arranged in the combustion chamber shell.

[0007] The hot water mechanism comprises a metal spiral coil fixedly installed on the inner wall of the combustion chamber shell, the metal spiral coil is in conical spiral distribution in the combustion chamber shell, the water heater body is fixedly installed with a cold water inlet pipe and a hot water outlet pipe, and the upper and lower ends of the metal spiral coil are fixedly connected with the end part of the hot water outlet pipe and the end part of the cold water inlet pipe respectively.

[0008] Preferably, the bottom of the water heater body and the bottom of the combustion chamber shell are both provided with a mounting port, an installation plate is fixedly installed on the inner wall of the two mounting ports, and a plurality of air inlet holes are formed in the installation plate.

[0009] Preferably, the combustion chamber shell, the metal spiral coil and the combustion nozzle are coaxially arranged.

[0010] Preferably, the shape of the combustion chamber shell is a conical frustum.

[0011] Preferably, the combustion chamber shell is provided with a smoke outlet, and a smoke exhaust pipe is fixedly installed on the top of the combustion chamber shell and communicates with the smoke outlet.

[0012] Preferably, two installation holes are provided on the water heater body, and the inner wall of the upper installation hole is fixedly connected with the outer wall of the hot water outlet pipe, and the inner wall of the lower installation hole is fixedly connected with the outer wall of the cold water inlet pipe.

[0013] Preferably, a gas delivery pipe is fixedly installed on the gas inlet of the combustion nozzle, and the gas delivery pipe can penetrate through the top of the mounting plate and form a through hole on the top of the mounting plate.

[0014] The helical metal coil pipe increases the contact area with hot flue gas, and the combustion chamber and the nozzle are coaxially arranged, so that heat exchange is more sufficient and uniform, cold water is efficiently heated into hot water, heat efficiency is significantly improved, energy is saved and cost is reduced, the bottom air inlet hole ensures sufficient combustion, the smoke exhaust pipe timely discharges exhaust gas, the whole operation is stable, convenient and safe to use, and the practicability is high.

[0015] Under the interaction of the water heater body, the combustion chamber shell, the combustion nozzle and the hot water mechanism, the conical helical metal coil pipe increases the contact area with hot flue gas, and is matched with the coaxially arranged combustion chamber and nozzle, so that heat exchange is more sufficient and uniform, cold water is efficiently heated into hot water, heat efficiency is significantly improved, energy is saved and cost is reduced, the bottom air inlet hole ensures sufficient combustion, the smoke exhaust pipe timely discharges exhaust gas, the whole operation is stable, convenient and safe to use, and the practicability is high. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The helical metal coil pipe increases the contact area with hot flue gas, and the combustion chamber and the nozzle are coaxially arranged, so that heat exchange is more sufficient and uniform, cold water is efficiently heated into hot water, heat efficiency is significantly improved, energy is saved and cost is reduced, the bottom air inlet hole ensures sufficient combustion, the smoke exhaust pipe timely discharges exhaust gas, the whole operation is stable, convenient and safe to use, and the practicability is high.

[0017] Figure 2 The helical metal coil pipe increases the contact area with hot flue gas, and the combustion chamber and the nozzle are coaxially arranged, so that heat exchange is more sufficient and uniform, cold water is efficiently heated into hot water, heat efficiency is significantly improved, energy is saved and cost is reduced, the bottom air inlet hole ensures sufficient combustion, the smoke exhaust pipe timely discharges exhaust gas, the whole operation is stable, convenient and safe to use, and the practicability is high.

[0018] Figure 3 The helical metal coil pipe increases the contact area with hot flue gas, and the combustion chamber and the nozzle are coaxially arranged, so that heat exchange is more sufficient and uniform, cold water is efficiently heated into hot water, heat efficiency is significantly improved, energy is saved and cost is reduced, the bottom air inlet hole ensures sufficient combustion, the smoke exhaust pipe timely discharges exhaust gas, the whole operation is stable, convenient and safe to use, and the practicability is high.

[0019] In the figure: 1, water heater body; 2, combustion chamber shell; 3, combustion nozzle; 4, metal helical coil pipe; 5, cold water inlet pipe; 6, hot water outlet pipe; 7, installation hole; 8, mounting plate; 9, air inlet hole; 10, smoke outlet; 11, smoke exhaust pipe; 12, gas delivery pipe. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application.

[0021] Reference Figures 1-3The energy-saving coil water heater comprises a water heater body 1 and a combustion chamber shell 2 fixedly arranged in the water heater body 1, and a combustion nozzle 3 is fixedly arranged in the combustion chamber shell 2.

[0022] Further, the water heater body 1 is a common means in the prior art, and thus is not described in detail here.

[0023] As shown in Figure 1 , a hot water mechanism is arranged in the combustion chamber shell 2; the hot water mechanism comprises a metal spiral coil 4 fixedly arranged on the inner wall of the combustion chamber shell 2, the metal spiral coil 4 is in a conical spiral distribution in the combustion chamber shell 2, a cold water inlet pipe 5 and a hot water outlet pipe 6 are fixedly arranged on the water heater body 1, and the upper and lower ends of the metal spiral coil are fixedly connected with the end of the hot water outlet pipe 6 and the end of the cold water inlet pipe 5 respectively.

[0024] Further, the special structure greatly increases the contact area and contact time of the coil with the hot flue gas in the combustion chamber, and the hot flue gas can fully and sufficiently exchange heat with the metal spiral coil 4 during the rising process, the cold water enters from the lower cold water inlet pipe 5, becomes hot water after flowing through the fully heated coil, and then flows out from the upper hot water outlet pipe 6, so as to effectively improve the heat exchange efficiency, reduce the waste of heat loss, and achieve the energy-saving purpose.

[0025] As shown in Figure 1 , the combustion chamber shell 2, the metal spiral coil 4 and the combustion nozzle 3 are coaxially arranged.

[0026] Further, the design ensures that the heating and heat exchange processes are uniform and stable, avoids the influence of local uneven heating on the service life of the equipment and the quality of hot water production, and makes the components work better.

[0027] As shown in Figure 1 and Figure 3 , the combustion chamber shell 2 is in the shape of a conical frustum.

[0028] Further, the combustion chamber shell 2 is in the shape of a conical frustum, which is consistent with the shape of the conical spiral coil, is beneficial to the natural rising flow of hot gas, and optimizes the heat conduction path.

[0029] As shown in Figure 1 , a smoke outlet 10 is arranged on the combustion chamber shell 2, a smoke pipe 11 is fixedly arranged on the top of the combustion chamber shell 2 and communicates with the smoke outlet 10, and the smoke pipe 11 penetrates through the top of the water heater body 1 and is provided with a fixed hole on the water heater body 1.

[0030] Further, the smoke pipe 11 penetrating through the water heater body 1 can timely discharge combustion waste gas, and maintain the indoor air quality and normal operation of the equipment.

[0031] As shown in Figure 1As shown, two mounting holes are formed on the water heater body 1, the inner side wall of the upper mounting hole is fixedly connected with the outer side wall of the hot water outlet pipe 6, and the inner side wall of the lower mounting hole is fixedly connected with the outer side wall of the cold water inlet pipe 5.

[0032] Further, the cold water inlet pipe 5 and the hot water outlet pipe 6 are stably connected with the water heater body 1 through the mounting holes, convenient to install and reliable in sealing, reducing the risk of water and air leakage, and ensuring stable and long-term operation of the equipment.

[0033] As shown in the figure, Figure 2 The bottom of the water heater body 1 and the bottom of the combustion chamber shell 2 are provided with mounting openings 7, and the inner side walls of the two mounting openings 7 are fixedly provided with the same mounting plate 8, and a plurality of air inlet holes 9 are formed in the mounting plate 8.

[0034] Further, the plurality of air inlet holes 9 ensure that sufficient air enters the combustion chamber to assist combustion and maintain an efficient combustion state, the gas delivery pipe 12 of the gas inlet of the combustion jet head 3 can penetrate the mounting plate 8, the structure is reasonable, and the gas can be conveniently and smoothly delivered into the jet head, which is beneficial to stable ignition and combustion operation.

[0035] As shown in the figure, Figure 1 The gas delivery pipe 12 is fixedly installed on the gas inlet of the combustion jet head 3, and the gas delivery pipe 12 can penetrate the top of the mounting plate 8 and the top of the mounting plate 8 is provided with a through hole.

[0036] Further, the gas delivery pipe 12 can provide the gas jet head with combustion gas for heating the metal spiral coil 4.

[0037] The function principle of the utility model can be described as follows:

[0038] Gas connection and inspection: connect the gas delivery pipe 12 to the external stable gas source, ensure that each connection part is tightly sealed without leakage, open the gas source valve, let the gas smoothly flow to the combustion jet head 3, and check the gas meter to ensure that the gas supply is normal and the pressure is appropriate, so as to ensure normal ignition and combustion.

[0039] Cold water connection: firmly connect the external cold water supply pipe with the cold water inlet pipe 5 of the water heater, ensure that the connection is sealed well without dripping, and let the cold water flow smoothly into the metal spiral coil 4 inside, preparing for subsequent heating.

[0040] Ignition start: turn on the ignition device of the water heater body 1, ignite the gas sprayed by the combustion jet head 3, and the gas stably burns in the combustion chamber shell 2 to generate a large amount of hot flue gas.

[0041] Hot water access: as the cold water is constantly heated, hot water flows out from the hot water outlet pipe 6 connected to the upper end of the metal spiral coil pipe 4, open the valve at the hot water outlet pipe 6, and hot water can be taken as needed for bathing, kitchen water and other life scenes, after use, first close the hot water outlet pipe 6 valve, then close the gas source valve, stop the gas supply and hot water production.

[0042] Smoke exhaust and equipment maintenance: regularly check the smoke exhaust pipe 11 to ensure smooth exhaust and no blockage, ensure that the waste gas generated by combustion can be discharged to the outdoor in time, and maintain the normal operation environment of the equipment.

[0043] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art within the technical range disclosed by the present application, according to the technical scheme and the utility model concept of the present application, equivalent replacement or change, should be covered within the protection scope of the present application.

Claims

1. A coil energy-saving water heater, comprising a water heater body (1) and a combustion chamber shell (2) fixedly arranged in the water heater body (1), and a combustion nozzle (3) fixedly arranged inside the combustion chamber shell (2), characterized in that, The combustion chamber shell (2) is provided with a hot water mechanism; The hot water mechanism comprises a metal spiral coil (4) fixedly installed on the inner wall of the combustion chamber shell (2), the metal spiral coil (4) is distributed in the combustion chamber shell (2) in a tapered spiral shape, the hot water heater body (1) is fixedly installed with a cold water inlet pipe (5) and a hot water outlet pipe (6), and the upper and lower ends of the metal spiral coil are fixedly connected with the end of the hot water outlet pipe (6) and the end of the cold water inlet pipe (5) respectively.

2. The coiled tube energy efficient water heater of claim 1, wherein, The bottom of the hot water heater body (1) and the bottom of the combustion chamber shell (2) are both provided with a mounting port (7), and the inner side wall of the two mounting ports (7) is fixedly installed with the same mounting plate (8), and the mounting plate (8) is provided with a plurality of air inlet holes (9).

3. The coiled tube energy efficient water heater of claim 1, wherein, The combustion chamber shell (2), the metal spiral coil (4) and the combustion spray head (3) are coaxially arranged.

4. The coiled tube energy efficient water heater of claim 1, wherein, The shape of the combustion chamber shell (2) is a conical frustum.

5. The coiled tube energy efficient water heater of claim 1, wherein, The combustion chamber shell (2) is provided with a smoke exhaust port (10), the top of the combustion chamber shell (2) is fixedly installed with a smoke exhaust pipe (11) communicated with the smoke exhaust port (10), the smoke exhaust pipe (11) penetrates through the top of the hot water heater body (1) and is provided with a fixed hole on the hot water heater body (1).

6. The coiled tube energy efficient water heater of claim 1, wherein, The hot water heater body (1) is provided with two mounting holes, the inner side wall of the upper mounting hole is fixedly connected with the outer side wall of the hot water outlet pipe (6), and the inner side wall of the lower mounting hole is fixedly connected with the outer side wall of the cold water inlet pipe (5).

7. The coiled tube energy efficient water heater according to claim 2, wherein, The gas delivery pipe (12) is fixedly installed on the gas inlet of the combustion spray head (3), and the gas delivery pipe (12) can penetrate through the top of the mounting plate (8) and be provided with a through hole on the top of the mounting plate (8).

Images