Gas stove waste heat recovery device

Abstract

The utility model belongs to the technical field of gas stoves, and particularly relates to a gas stove waste heat recovery device which comprises a cooking bench, a supporting ring is fixedly connected to the upper surface of the cooking bench, a stove basin is arranged on the inner side wall of the supporting ring in an inserted mode, through grooves which are evenly distributed are formed in the inner side wall of the stove basin, and a nozzle is installed on the upper surface of the cooking bench. When the energy-saving stove is used, the igniter ignites fuel gas sprayed out of the nozzle to form flames, a cooker is supported through the stove basin and bears high temperature generated in the combustion process, heat is transmitted to the coil pipe arranged in the conical cavity through the through groove, the water pump can pump out cold water in the water tank and supply the cold water into the coil pipe through the water pumping pipe, and the coil pipe is a stainless steel corrugated pipe. The water tank has extremely high corrosion resistance and good high temperature resistance, can adapt to high temperature and heat internal cold water, is discharged into the water tank again through the water outlet pipe under the action of water pressure, can heat the cold water in the water tank through multiple times of circulation, can recycle redundant heat, and is not easy to cause resource waste.

Description

Technical Field

[0001] The utility model relates to the technical field of gas stoves, in particular to a waste heat recovery device for a gas stove. Background Art

[0002] A high-fire stove is a type of gas stove. The main difference between it and an ordinary gas stove is the fire size and power output. A high-fire stove, also known as a high-fire stove, is a stove that can provide high temperature during the cooking process. It is usually used for fast cooking methods such as stir-frying and frying. Its principle is mainly to generate a strong flame through the high-temperature combustion of gas, quickly heat the ingredients, and achieve the effect of quick stir-frying.

[0003] The flame of a fierce fire stove is large, the fire is strong, and the heat dissipation is also high. When some existing gas stoves are used, they cannot recycle the excess heat, which easily causes a waste of resources. Therefore, a waste heat recovery device for a gas stove is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a gas stove waste heat recovery device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waste heat recovery device for a gas stove, comprising a stove top, a support ring is fixedly connected to the upper surface of the stove top, a stove basin is inserted into the inner wall of the support ring, and the inner wall of the stove basin is provided with evenly distributed through grooves, a nozzle is installed on the upper surface of the stove top, a cavity is provided between the outer wall of the stove basin and the inner wall of the support ring, a coil is provided on the inner wall of the cavity, a water tank is provided on the right side of the stove top, a water pump is connected to the left side wall of the water tank, a water pump is connected to the outer wall of the water pump, the water pump is installed on the left side wall of the water tank, an end of the water pump away from the water tank is connected to the lower end of the coil, and an outlet pipe is connected to the upper side of the left side wall of the water tank, and the upper end of the coil passes through the inner wall of the support ring and is connected to the left end of the outlet pipe.

[0006] As a further preferred embodiment of the present technical solution: an igniter is installed on the upper surface of the stove.

[0007] As a further preferred embodiment of the present technical solution: the inner side wall of the water outlet pipe is connected to a filter pipe, and a filter screen is installed on the inner side wall of the water outlet pipe.

[0008] As a further preferred embodiment of the present technical solution: the inner wall of the filter tube is slidably connected with a scraper, the upper end of the filter tube is slidably connected with a slide rod, the lower end of the slide rod is fixedly connected to the upper surface of the scraper, the upper end of the slide rod is fixedly connected with a pressure plate, and a spring is fixedly connected between the lower surface of the pressure plate and the upper end of the filter tube.

[0009] As a further preferred embodiment of the technical solution: a collecting shell is threadedly connected to the lower side of the outer wall of the filter tube, and a valve is installed on the outer wall of the filter tube.

[0010] As a further preferred embodiment of the present technical solution: the coil is a stainless steel corrugated pipe, and the water outlet pipe and the water suction pipe are both PPR pipes.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] When the utility model is used, the igniter ignites the gas sprayed from the nozzle to form a flame, the cooker is supported by the stove basin and withstands the high temperature generated in the combustion process, the heat is transferred to the coil arranged in the conical cavity through the through groove, the water pump can pump out the cold water in the water tank and supply it to the coil through the pumping pipe, the coil is a stainless steel corrugated pipe, which has extremely high corrosion resistance and good high temperature resistance, can adapt to high temperature and heat the internal cold water, and under the action of water pressure, it is discharged into the water tank again through the water outlet pipe. After multiple cycles, the cold water in the water tank can be heated, the excess heat can be recycled, and it is not easy to cause waste of resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front structural schematic diagram of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the support ring, furnace basin and through groove in the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the coil, nozzle and igniter in the utility model;

[0016] Figure 4 It is a schematic diagram of the structure of the water suction pipe, the water outlet pipe and the water pump in the utility model;

[0017] Figure 5 It is a schematic cross-sectional structural diagram of the filter screen, scraper and slide rod in the utility model.

[0018] In the figure: 1, stove; 2, support ring; 3, stove basin; 4, through groove; 5, nozzle; 6, cavity; 7, coil; 8, water tank; 9, suction pipe; 10, water pump; 11, water outlet pipe; 12, igniter; 13, filter tube; 14, filter screen; 15, scraper; 16, slide rod; 17, pressure plate; 18, spring; 19, collection shell; 20, valve. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Examples of the embodiments are shown in the drawings, where the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present application, and cannot be understood as limitations on the present application. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0021] See also Figure 1-5 The utility model provides a technical solution: a waste heat recovery device for a gas stove, comprising a stove top 1, a support ring 2 is fixedly connected to the upper surface of the stove top 1, a stove basin 3 is inserted into the inner wall of the support ring 2, and evenly distributed through grooves 4 are opened on the inner wall of the stove basin 3, a nozzle 5 is installed on the upper surface of the stove top 1, a cavity 6 is provided between the outer wall of the stove basin 3 and the inner wall of the support ring 2, a coil 7 is provided on the inner wall of the cavity 6, a water tank 8 is provided on the right side of the stove top 1, a water pump 9 is connected to the left side wall of the water tank 8, and a water pump 10 is connected to the outer side wall of the water pump 9, and the water pump 10 is installed on the left side wall of the water tank 8, and the end of the water pump 9 away from the water tank 8 is connected to the lower end of the coil 7, and the left side wall of the water tank 8 is connected to the lower end of the coil 7. The side is connected with a water outlet pipe 11, the upper end of the coil 7 passes through the inner wall of the support ring 2 and is connected to the left end of the water outlet pipe 11; when in use, the gas sprayed from the nozzle 5 is ignited to form a flame, the stove basin 3 is made of high-temperature resistant material, can support the cooker and withstand the high temperature generated during the combustion process, and the heat is transferred to the coil 7 arranged in the conical cavity 6 through the through groove 4. The water pump 10 can pump out the cold water in the water tank 8 and supply it to the coil 7 through the pumping pipe 9 to heat the cold water. Under the action of water pressure, it is discharged into the water tank 8 again through the water outlet pipe 11. After multiple cycles, the cold water in the water tank 8 can be heated, forming a gas stove waste heat recovery device, which can recycle and utilize excess heat and is not easy to cause waste of resources.

[0022] In this embodiment, specifically: an igniter 12 is installed on the upper surface of the stove 1; the ejected gas is ignited by the igniter 12.

[0023] In this embodiment, specifically: the inner wall of the water outlet pipe 11 is connected to a filter pipe 13, and a filter screen 14 is installed on the inner wall of the water outlet pipe 11; scale is easily generated when heating cold water, and the filter screen 14 can filter the scale to prevent it from entering the water tank 8, thereby reducing the impact on the water pump 10.

[0024] In this embodiment, specifically: the inner wall of the filter tube 13 is slidably connected with a scraper 15, the upper end of the filter tube 13 is slidably connected with a slide rod 16, the lower end of the slide rod 16 is fixedly connected to the upper surface of the scraper 15, the upper end of the slide rod 16 is fixedly connected with a pressure plate 17, and a spring 18 is fixedly connected between the lower surface of the pressure plate 17 and the upper end of the filter tube 13; part of the scale will adhere to the filter screen 14, by pressing down the pressure plate 17, the slide rod 16 pushes the scraper 15 to move down on the surface of the filter screen 14, and resets under the action of the spring 18, so that the scale on the filter screen 14 can be cleaned and the blockage can be reduced.

[0025] In this embodiment, specifically: a collecting shell 19 is threadedly connected to the lower side of the outer wall of the filter tube 13, and a valve 20 is installed on the outer wall of the filter tube 13; scale falls into the collecting shell 19 through the filter tube 13, which is convenient for centralized cleaning.

[0026] In this embodiment, specifically: the coil 7 is a stainless steel bellows, the outlet pipe 11 and the pumping pipe 9 are both PPR pipes; the stainless steel bellows has extremely high corrosion resistance and good high temperature resistance, can adapt to high temperature and heat the internal cold water, and the PPR pipe is commonly used in water supply and drainage pipe systems and has strong heat resistance.

[0027] The working principle of the utility model is as follows: when in use, the gas sprayed from the nozzle 5 is ignited to form a flame, the stove basin 3 is made of high temperature resistant material, can support the cooker and withstand the high temperature generated during the combustion process, the heat is transferred to the coil 7 arranged in the conical cavity 6 through the through groove 4, the water pump 10 can pump out the cold water in the water tank 8 and supply it to the coil 7 through the pumping pipe 9, the coil 7 is a stainless steel corrugated pipe, which has extremely high corrosion resistance and good high temperature resistance, can adapt to high temperature and heat the internal cold water, and under the action of water pressure, it is discharged back into the water tank 8 through the outlet pipe 11, and the water tank can be filled with water after multiple cycles. The cold water heating in 8 constitutes a gas stove waste heat recovery device, which can recycle and utilize excess heat and is not prone to waste of resources. Heating cold water is prone to scale, and the scale can be filtered through the filter 14 to prevent it from entering the water tank 8. Some scale will adhere to the filter 14. By pressing down the pressure plate 17, the slide bar 16 pushes the scraper 15 down on the surface of the filter 14 and resets under the action of the spring 18, so that the scale on the filter 14 can be cleaned. Open the valve 20, and the scale falls into the collection shell 19 through the filter tube 13, which is convenient for centralized cleaning and reduces the impact on the water pump 10.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gas stove waste heat recovery device, comprising a stove (1), characterized in that: The upper surface of the stove (1) is fixedly connected to a support ring (2), the inner side wall of the support ring (2) is provided with a stove basin (3), the inner side wall of the stove basin (3) is provided with evenly distributed through grooves (4), a nozzle (5) is installed on the upper surface of the stove (1), a cavity (6) is provided between the outer side wall of the stove basin (3) and the inner side wall of the support ring (2), a coil (7) is provided on the inner side wall of the cavity (6), a water tank (8) is provided on the right side of the stove (1), and the The left side wall of the water tank (8) is connected to a water pump (9), and the outer side wall of the water pump (9) is connected to a water pump (10). The water pump (10) is installed on the left side wall of the water tank (8). The end of the water pump (9) away from the water tank (8) is connected to the lower end of the coil (7). The upper side of the left side wall of the water tank (8) is connected to a water outlet pipe (11). The upper end of the coil (7) passes through the inner side wall of the support ring (2) and is connected to the left end of the water outlet pipe (11).

2. A gas stove waste heat recovery device according to claim 1, characterized in that: An igniter (12) is installed on the upper surface of the stove (1).

3. A gas stove waste heat recovery device according to claim 1, characterized in that: The inner side wall of the water outlet pipe (11) is connected to a filter pipe (13), and a filter screen (14) is installed on the inner side wall of the water outlet pipe (11).

4. A gas stove waste heat recovery device according to claim 3, characterized in that: The inner side wall of the filter tube (13) is slidably connected to a scraper (15), the upper end of the filter tube (13) is slidably connected to a slide rod (16), the lower end of the slide rod (16) is fixedly connected to the upper surface of the scraper (15), the upper end of the slide rod (16) is fixedly connected to a pressure plate (17), and a spring (18) is fixedly connected between the lower surface of the pressure plate (17) and the upper end of the filter tube (13).

5. A gas stove waste heat recovery device according to claim 3, characterized in that: The lower side of the outer wall of the filter tube (13) is threadedly connected to a collecting shell (19), and the outer wall of the filter tube (13) is installed with a valve (20).

6. A gas stove waste heat recovery device according to claim 1, characterized in that: The coil (7) is a stainless steel corrugated pipe, and the water outlet pipe (11) and the water suction pipe (9) are both PPR pipes.

Images