CN220489418U

CN220489418U - Kitchen appliance

Info

Publication number: CN220489418U
Application number: CN202322334399.4U
Authority: CN
Inventors: 杨路路; 周晨晨; 王世平; 冉杰
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-02-13
Anticipated expiration: 2033-08-29

Abstract

The utility model discloses kitchen electrical equipment, which comprises a dish washer and a gas water heater, wherein the gas water heater comprises a shell, a partition plate and a flue conversion blocking component, the partition plate is arranged in the shell and divides the shell into a hot air cavity and a flue gas cavity, the hot air cavity and the flue gas cavity are subjected to heat exchange through the partition plate, the shell is provided with a hot air outlet and a flue gas outlet, the dish washer is connected with the hot air outlet, the flue gas cavity is communicated with the flue gas outlet, the partition plate is provided with an opening, and the flue conversion blocking component is arranged in the shell and moves in the shell and has a drying state and a smoke discharging state. By adopting the structure, the heating module and the air supply module in the dish-washing machine body are reduced, the utilization of high-temperature flue gas of the gas water heater is realized, and the clean and sanitary requirements of the dish-washing machine on drying hot air are met.

Description

Kitchen appliance

Technical Field

The utility model relates to kitchen electrical equipment.

Background

With the rise of living standard, dish washers and gas water heaters have become standard electric distributors in many home kitchens. The dishwasher needs high-temperature hot water flushing and high-temperature hot air drying in the working process, and the gas water heater can output hot water and high-temperature flue gas, so that the possibility of linkage between the hot water and the high-temperature flue gas to improve the energy utilization efficiency exists.

However, after the gas is combusted, certain harmful substances are inevitably present for various reasons, and the dish-washing machine has higher requirements on sanitation and safety, if the flue gas combusted by the gas water heater is directly used for hot air drying of the dish-washing machine, the safety requirements of the dish-washing machine on the drying hot air are difficult to be met.

Disclosure of Invention

The utility model aims to overcome the defects that in the prior art, flue gas burnt by a gas water heater is directly used for hot air drying of a dish washer and the safety requirement of the dish washer on the dried hot air is difficult to meet.

The utility model solves the technical problems by the following technical scheme:

the kitchen electrical equipment comprises a dish washer and a gas water heater, and is characterized in that the gas water heater comprises a shell, a partition plate and a flue conversion blocking component, the partition plate is arranged in the shell and divides the shell into a hot air cavity and a flue gas cavity, the hot air cavity and the flue gas cavity are subjected to heat exchange through the partition plate, the shell is provided with a hot air outlet and a flue gas outlet, the dish washer is connected to the hot air outlet, the flue gas cavity is communicated with the flue gas outlet, the partition plate is provided with an opening, and the flue conversion blocking component is arranged in the shell and moves in the shell and has a drying state and a smoke discharging state;

when the drying state is adopted, the flue conversion blocking component covers the opening, and the hot air cavity, the hot air outlet and the dish washer are communicated;

when the smoke is discharged, the flue conversion blocking component covers the hot air outlet, and the hot air cavity, the opening and the smoke outlet are communicated.

In this scheme, when being in the stoving state, the high temperature flue gas in the flue gas chamber carries out heat conduction through the baffle, heats the air in the hot-blast chamber, blocks the part through control flue conversion and covers the opening, and the hot-blast in the hot-blast chamber gets into dish washer through hot-blast export and dries. When the flue is in a smoke discharging state, the flue conversion blocking part covers the hot air outlet, and the hot air in the hot air cavity is discharged to the outside through the opening and the smoke outlet in sequence. By adopting the structure, the heating module and the air supply module in the dish-washing machine body are reduced, the utilization of high-temperature flue gas of the gas water heater is realized, and the clean and sanitary requirements of the dish-washing machine on drying hot air are met.

Preferably, the flue conversion blocking component comprises a conversion baffle and a driving mechanism, wherein the conversion baffle is arranged at the opening and the hot air outlet, and the driving mechanism is connected with the conversion baffle and used for driving the conversion baffle to move so that the conversion baffle covers the opening or the hot air outlet.

In this scheme, through above-mentioned structure, use a conversion baffle just can control opening and closing of opening and hot-blast export, effective reduce cost.

Preferably, the driving mechanism is an electromagnet, the conversion baffle is hinged to the partition plate, and the electromagnet is adsorbed to the conversion baffle so as to enable the conversion baffle to swing upwards and cover the opening; the conversion baffle swings downwards under the action of self gravity and covers the hot air outlet.

In this scheme, the electro-magnet is as drive arrangement, utilizes magnetic force to make the conversion baffle cover the opening, utilizes conversion baffle self gravity to make the conversion baffle cover hot-blast export, has effectually utilized conversion baffle self gravity, reduces energy consumption, and easy operation.

Preferably, the gas water heater further comprises a burner, a heat exchange tube and a heat exchanger, wherein the burner is arranged in the flue gas cavity and is used for heating the heat exchange device, the heat exchanger is arranged above the burner and penetrates through the partition plate to extend into the hot air cavity and the flue gas cavity, and the heat exchange tube is connected with the heat exchanger so as to realize heat exchange between water in the heat exchange tube and the heat exchanger.

In the scheme, the heat exchange tube and the heat exchanger are arranged through the heat exchange tube, so that the heat exchange efficiency of the smoke air cavity to the hot air cavity is improved.

Preferably, both ends of the heat exchange tube are respectively provided with a cold water inlet and a hot water outlet, and the hot water outlet is connected with the dish washer and communicated with the inside of the dish washer.

In this scheme, through hot water delivery port and dish washer intercommunication, the hot water supply after the gas heater heats for the dish washer use, and dish washer can not set up heating system, saves cost and improves the utilization ratio.

Preferably, the gas water heater further comprises an internal circulation pipeline, and the internal circulation pipeline is connected to the cold water inlet and the hot water outlet, so that a circulating water channel is formed between the internal circulation pipeline and the heat exchange pipe.

In the scheme, the water in the heat exchange tube can be circularly heated by arranging the internal circulation pipeline, so that the water reaches the required temperature, and the hot air cavity can be subjected to better heat exchange.

Preferably, the gas water heater further comprises a valve, and the valve is arranged on the internal circulation pipeline.

In the scheme, a valve is arranged on an internal circulation pipeline to control the opening and closing of the internal circulation pipeline and the flow of the mixed cold water, so that the water in the pipeline reaches the required temperature.

Preferably, the gas water heater further comprises a fume collecting hood, the fume collecting hood is arranged above the heat exchanger, the hot air outlet and the fume outlet are both communicated with the fume collecting hood, and the partition plate extends into the fume collecting hood; and/or, the gas water heater further comprises a water pump, and the water pump is connected to the heat exchange tube.

In this scheme, through setting up the collection petticoat pipe, can promote the discharge efficiency of hot-blast and flue gas. Through set up the water pump on the heat exchange tube, can promote the water route velocity of flow for the water route pressurization, also accessible pressurization promotes the water yield of intaking when intaking water pressure is not enough, satisfies the user demand.

Preferably, the gas water heater further comprises a fan, the fan is located at the lower side of the shell and is communicated with the shell through an air outlet of the fan, and the partition board is located at the air outlet of the fan and sends wind generated by the fan into the hot air cavity and the flue gas cavity respectively.

In this scheme, through setting up the fan, promote the air velocity in hot-blast chamber and the gas chamber, increase the amount of wind and promote efficiency.

Preferably, a filtering device is arranged at the hot air outlet.

In this scheme, through setting up filter equipment in hot-blast exit, further ensure that the clean degree of hot-blast through hot-blast export entering dish washer satisfies the demand.

The utility model has the positive progress effects that: through set up the baffle in the water heater, divide into gas chamber and hot-blast chamber with the casing, the gas chamber carries out the heat exchange to the air in the hot-blast chamber through the baffle, makes hot-blast chamber produce hot-blast, later with hot-blast input dish washer, for the stoving flow of dish washer provides the service, heating module and air supply module in the dish washer body have been reduced, realize the utilization to gas heater high temperature flue gas and satisfy the hot-blast clean sanitary requirement of dish washer stoving.

Drawings

Fig. 1 is a schematic view of a kitchen appliance according to an embodiment of the present utility model.

Fig. 2 is a schematic structural view of a kitchen appliance according to an embodiment of the present utility model.

Reference numerals illustrate:

shell 1

Smoke chamber 11

Hot air chamber 12

Hot air outlet 13

Flue gas outlet 14

Fume collecting hood 15

Gas inlet 16

Partition board 2

Opening 21

Flue switching barrier 3

Conversion baffle 31

Drive mechanism 32

Heat exchange tube 4

Cold water inlet 41

Hot water outlet 42

Internal circulation line 43

Valve 44

Water pump 45

Burner 5

Heat exchanger 6

Blower 7

Filter device 8

Spraying device 9 of dish washer

Detailed Description

The present utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown.

As shown in fig. 1, the embodiment of the utility model discloses kitchen electrical equipment, which comprises a dish washer and a gas water heater, wherein the gas water heater comprises a shell 1, a baffle plate 2 and a flue conversion blocking component 3, the baffle plate 2 is arranged in the shell 1 and divides the shell 1 into a hot air cavity 12 and a flue gas cavity 11, the shell 1 is provided with a hot air outlet 13 and a flue gas outlet 14, the dish washer is connected with the hot air outlet 13, and the flue gas cavity 11 is communicated with the flue gas outlet 14. When the gas water heater works, high-temperature flue gas passes through the flue gas cavity 11, and at the moment, the high-temperature flue gas in the flue gas cavity 11 exchanges heat with air in the hot air cavity 12 through the partition plate 2, the temperature of the high-temperature flue gas is far higher than that of the air in the hot air cavity 12, heat of the high-temperature flue gas is transferred to the air in the hot air cavity 12, and the temperature of the air in the hot air cavity 12 rises to form high-temperature hot air. The opening 21 is formed in the partition plate 2, and the flue conversion blocking component 3 is arranged in the shell 1 and moves in the shell 1 and has a drying state and a smoke discharging state: in a drying state, the flue conversion blocking component 3 covers the opening 21, the hot air cavity 12, the hot air outlet 13 and the dish washer are communicated, and at the moment, hot air generated by heat exchange in the hot air cavity 12 enters the dish washer through the hot air outlet 13 to supply hot air for a drying process of the dish washer; in the state of smoke exhaust, the flue conversion blocking component 3 covers the hot air outlet 13, the hot air cavity 12, the opening 21 and the smoke outlet 14 are communicated, and at the moment, the hot air generated by heat exchange in the hot air cavity 12 passes through the opening 21 and is exhausted through the smoke outlet 14. By adopting the structure, the heating module and the air supply module in the dish-washing machine body are reduced, the utilization of high-temperature flue gas of the gas water heater is realized, and the clean and sanitary requirements of the dish-washing machine on drying hot air are met.

In this embodiment, dish washer and gas heater integrated kitchen appliance as an organic whole, dish washer and gas heater integrated setting reduce the length of connecting line between the two to reduce the route at hot-blast flow with the loss of reduction heat, and integrated being favorable to setting up control circuit, improve the cooperation between dish washer and the gas heater, realize saving cost, saving space, reduce volume, improve the purpose of integration degree. In other embodiments, the positional relationship between the dishwasher and the gas water heater is selected according to the actual situation, and may be either split or integrated, which is not limited herein.

The flue switching barrier 3 includes a switching shutter 31 and a driving mechanism 32, the switching shutter 31 being provided at the opening 21 and the hot air outlet 13, the driving mechanism 32 being connected to the switching shutter 31 and being used for driving the switching shutter 31 to move. When in a drying state, the driving mechanism 32 controls the conversion baffle 31 to shade the opening 21, and the hot air cavity 12, the hot air outlet 13 and the dish washer are communicated; when in a smoke discharging state, the driving mechanism 32 controls the conversion baffle plate 31 to shield the hot air outlet 13, and the hot air cavity 12, the opening 21 and the smoke outlet 14 are communicated. The opening and closing of the opening 21 and the hot air outlet 13 can be controlled by using one conversion baffle 31, so that the cost is effectively reduced.

In this embodiment, the driving mechanism 32 is an electromagnet, and the conversion baffle 31 is hinged to the partition plate 2, and when the power is on, the electromagnet is attracted to the conversion baffle 31, so that the conversion baffle 31 swings upwards and covers the opening 21; when the power is off, the conversion baffle 31 swings downwards under the action of self gravity and covers the hot air outlet 13.

As shown in fig. 2, the gas water heater further comprises a combustor 5, a heat exchange tube 4 and a heat exchanger 6, wherein the combustor 5 is arranged in the flue gas cavity 11 and heats the heat exchange device, the heat exchanger 6 is arranged above the combustor 5 and extends into the hot air cavity 12 and the flue gas cavity 11 through the partition plate 2, and the heat exchange tube 4 is connected with the heat exchanger 6 so as to realize heat exchange between water in the heat exchange tube 4 and the heat exchanger 6. The burner 5 in the smoke cavity 11 generates a large amount of heat through combustion, a part of heat heats the air in the hot air cavity 12 through the partition plate 2, so that the hot air cavity 12 generates high-temperature hot air, a part of heat heats the heat exchanger 6, the heat exchanger 6 is connected with the heat exchange tube 4 and heats the water in the heat exchange tube 4, the heat exchange tube 4 is wound on the shell 1, and the water in the heat exchange tube 4 conducts heat to the air in the hot air cavity 12. The temperature of the part of the heat exchanger 6 located in the flue gas chamber 11 is increased after heating, and the heated air is transferred to the part of the heat exchanger 6 located in the hot air chamber 12, and the temperature of the air in the hot air chamber 12 is further increased through the heat exchanger 6.

In this embodiment, the flue gas chamber 11 is provided with the combustor 5, is also provided with the combustor 5 in the hot-blast chamber 12, and two combustor 5 operating conditions can be independently controlled, and during the stoving state, only the combustor 5 in the flue gas chamber 11 is worked, and during the state of discharging fume, the combustor 5 in hot-blast chamber 12 and the flue gas chamber 11 all work, and the combustor 5 in hot-blast chamber 12 and the flue gas chamber 11 all heats heat exchanger 6, and heat exchange tube 4 is connected in heat exchanger 6, and the water in the heat exchange tube 4 intensifies more fast. By arranging the burner 5 in the hot air chamber 12, the combustion area is increased in the smoke discharging state, the time required for reaching the target water temperature is reduced, and the efficiency is improved. In other embodiments, the presence or absence of the burner 5 in the hot air chamber 12 is not limited as long as the burner 5 is provided in the flue gas chamber 11.

In this embodiment, a fire detecting needle is further disposed above the burner 5, and spans the hot air chamber 12 and the flue gas chamber 11, and is used for detecting whether the burner 5 has a combustion flame.

The heat exchange tube 4 has a cold water inlet 41 and a hot water outlet 42 at both ends thereof, respectively, and the hot water outlet 42 is connected to and communicates with the dishwasher. Cold water enters the heat exchange tube 4 through the cold water inlet 41, the combustor 5 burns, the heat exchanger 6 is heated, the heat exchanger 6 exchanges heat with the cold water in the heat exchange tube 4 to heat the cold water into hot water, meanwhile, when the combustor 5 works, the temperature of the shell 1 rises, and the heat exchange tube 4 is wound on the shell 1, so that the water in the heat exchange tube 4 is heated to rise temperature. The water in the heat exchange tube 4 is heated to pass through the hot water outlet 42, and is partly used for supplying hot water for dish washing and partly used for supplying daily hot water.

The gas water heater further includes an inner circulation pipe 43, and the inner circulation pipe 43 is connected to the cold water inlet 41 and the hot water outlet 42 such that a circulation water path is formed between the inner circulation pipe 43 and the heat exchange pipe 4. Cold water enters the heat exchange tube 4 through the cold water inlet 41, the heat exchange temperature is increased in the heat exchange tube 4 through heat exchange with the heat exchanger 6, the cold water flows out of the heat exchange tube 4 through the hot water outlet 42 and enters the internal circulation pipeline 43, and then enters the heat exchange tube 4 through the cold water inlet 41 again through the internal circulation pipeline 43, so that the water in the heat exchange tube 4 is circularly heated, the water reaches the required temperature, and the hot air cavity 12 can be subjected to better heat exchange.

The gas water heater further comprises a valve 44, the valve 44 is arranged on the internal circulation pipeline 43, when the valve 44 is closed, the internal circulation pipeline 43 is closed, and heated hot water directly flows out and does not enter the internal circulation pipeline 43; when valve 44 is open, the flow of water through valve 44 may be controlled to affect the temperature of the final discharge hot water.

The gas water heater also comprises a fume collecting hood 15, the fume collecting hood 15 is arranged above the heat exchanger 6, the hot air outlet 13 and the fume outlet 14 are communicated with the fume collecting hood 15, and the partition plate 2 extends into the fume collecting hood 15. The hot air cavity 12 and the high-temperature hot air and high-temperature flue gas generated by the flue gas cavity 11 are gathered in the fume collecting hood 15 and are respectively discharged through the hot air outlet 13 and the flue gas outlet 14, and compared with the design without the fume collecting hood 15, the fume collecting hood has higher discharge efficiency.

In this embodiment, the gas water heater further includes a water pump 45, and the water pump 45 is connected to the heat exchange tube 4. When the water inlet pressure is insufficient, the water inlet quantity can be increased by pressurization, so that the use requirement is met. The circulating waterway can be pressurized, so that the flow speed of the circulating waterway is improved, and the heat exchange efficiency is improved.

The gas water heater still includes fan 7, and fan 7 is located casing 1, and in this embodiment, fan 7 is located the downside of casing 1 to be linked together with casing 1 through the air outlet, baffle 2 is located the air outlet department of fan 7 and sends into hot air chamber 12 and flue gas chamber 11 respectively with the wind that fan 7 produced, sends into the wind auxiliary combustion in flue gas chamber 11 and produces high temperature flue gas, and the wind that sends into hot air chamber 12 is through baffle 2, heat exchange tube 4 and the heating of heat exchanger 6, becomes hot air and is sent to dish washer through hot air outlet 13. Through setting up fan 7, promote the air velocity in hot-blast chamber 12 and flue gas chamber 11, increase the amount of wind and promote efficiency.

The hot air outlet 13 is provided with the filter device 8, and the hot air generated by the hot air cavity 12 is filtered by the filter device 8 when passing through the hot air outlet 13, so that the cleaning degree of the hot air entering the dish washer through the hot air outlet 13 is further ensured to meet the requirement, and the washed tableware is prevented from being polluted.

In the embodiment, water temperature sensors are arranged at the cold water inlet 41, the hot water outlet 42 and the dishwasher spray device 9 and are used for detecting water temperature so as to meet the use requirement.

In this embodiment, an electric auxiliary heating device may be provided on the heat exchange tube 4 for heating the water in the heat exchange tube 4 to reach a desired temperature. An electric auxiliary heating device can be arranged in the hot air cavity 12 for heating the air in the hot air cavity 12 so as to generate high-temperature hot air to meet the use requirement.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.

Claims

1. The kitchen electrical equipment comprises a dish washer and a gas water heater, and is characterized in that the gas water heater comprises a shell, a partition plate and a flue conversion blocking component, the partition plate is arranged in the shell and divides the shell into a hot air cavity and a flue gas cavity, the hot air cavity and the flue gas cavity are subjected to heat exchange through the partition plate, the shell is provided with a hot air outlet and a flue gas outlet, the dish washer is connected to the hot air outlet, the flue gas cavity is communicated with the flue gas outlet, the partition plate is provided with an opening, and the flue conversion blocking component is arranged in the shell and moves in the shell and has a drying state and a smoke discharging state;

2. The kitchen appliance of claim 1, wherein the flue transition blocking member comprises a transition baffle disposed at the opening and the hot air outlet and a drive mechanism coupled to the transition baffle and configured to drive movement of the transition baffle such that the transition baffle covers the opening or the hot air outlet.

3. The kitchen appliance apparatus of claim 2, wherein the driving mechanism is an electromagnet, the conversion baffle is hinged to the partition, and the electromagnet is attracted to the conversion baffle to enable the conversion baffle to swing upwards and cover the opening;

the conversion baffle swings downwards under the action of self gravity and covers the hot air outlet.

4. The kitchen appliance according to claim 1, wherein the gas water heater further comprises a burner, a heat exchange tube and a heat exchanger, the burner is arranged in the flue gas chamber and heats the heat exchanger, the heat exchanger is arranged above the burner and extends into the hot air chamber and the flue gas chamber through the partition plate, and the heat exchange tube is connected to the heat exchanger so as to realize heat exchange between water in the heat exchange tube and the heat exchanger.

5. The kitchen appliance of claim 4, wherein the heat exchange tube has a cold water inlet and a hot water outlet at each end, the hot water outlet being connected to and in communication with the dishwasher.

6. The kitchen appliance of claim 5, wherein the gas water heater further comprises an internal circulation line connected to the cold water inlet and the hot water outlet such that a circulation water path is formed between the internal circulation line and the heat exchange tube.

7. The kitchen appliance of claim 6, wherein the gas water heater further comprises a valve disposed on the internal circulation line.

8. The kitchen appliance of claim 4, wherein the gas water heater further comprises a fume collection hood disposed above the heat exchanger, the hot air outlet and the fume outlet both communicating with the fume collection hood, the partition extending into the fume collection hood;

and/or, the gas water heater further comprises a water pump, and the water pump is connected to the heat exchange tube.

9. The kitchen appliance of claim 1, wherein the gas water heater further comprises a fan positioned at the lower side of the housing and communicated with the housing through an air outlet of the fan, and the partition plate is positioned at the air outlet of the fan and feeds air generated by the fan into the hot air chamber and the flue gas chamber, respectively.

10. Kitchen appliance according to claim 1, wherein the hot air outlet is provided with a filter device.