CN213721375U - Steam reheating device and cooking equipment - Google Patents

Abstract

The utility model discloses a steam reheating device, cooking equipment, steam reheating device includes: the heating device comprises a shell and a heating element, wherein the shell is provided with a steam inlet and a steam outlet which are communicated with each other, the steam inlet is suitable for introducing steam into the shell, the steam outlet is suitable for discharging the steam in the shell, and a flow passage which extends from the steam inlet to the steam outlet is arranged in the shell; the heating member is used for heating the inner space of runner, the heating member includes heating tube and heat transfer fin, the heating tube is located in the runner, heat transfer fin locates the surface of heating tube. According to the utility model discloses steam reheating device can realize reheating steam to improve steam temperature.

Description

Steam reheating device and cooking equipment

Technical Field

The utility model relates to a culinary art technical field, in particular to steam reheat device, cooking equipment who has this steam reheating device again.

Background

Steam is a traditional food cooking medium and is widely applied to kitchen appliances such as steam boxes, steam ovens and micro-steaming and baking integrated machines. The principle of steam cooking food is that high-temperature steam is utilized to heat food, the higher the steam temperature is, the higher the temperature which can be reached by the cavity is, the cooking time can be shortened, and the cooking time is saved. In addition, the high-temperature steam can achieve the degreasing and salt-reducing effects of cooking, and the nutritional value of cooking is improved.

The steam temperature in the related art cooking apparatus is insufficient and the cooking efficiency is relatively low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steam reheating device, can realize that steam reheats in order to improve steam temperature.

Another object of the present invention is to provide a cooking apparatus, which includes the aforementioned steam reheating device.

A further object of the present invention is to provide a method for controlling a cooking apparatus,

according to the utility model discloses steam reheating device of an aspect includes: the heating device comprises a shell and a heating element, wherein the shell is provided with a steam inlet and a steam outlet which are communicated with each other, the steam inlet is suitable for introducing steam into the shell, the steam outlet is suitable for discharging the steam in the shell, and a flow passage which extends from the steam inlet to the steam outlet is arranged in the shell; the heating member is used for heating the inner space of runner, the heating member includes heating tube and heat transfer fin, the heating tube is located in the runner, heat transfer fin locates the surface of heating tube.

According to the utility model discloses steam reheating device can realize reheating steam to improve steam temperature.

In addition, the steam reheating device according to the above embodiment of the present invention may further have the following additional features:

in some embodiments, the housing has a first channel and a second channel, the first channel and the second channel are stacked and communicated with each other, the first channel is communicated with the steam inlet, and the second channel is communicated with the steam outlet.

In some embodiments, the heat generating tube includes a first tube section, a second tube section, and a connecting tube section, the first tube section is disposed in the first channel, the second tube section is disposed in the second channel, and the connecting tube section is connected to the first tube section and the second tube section, wherein at least one of the first tube section and the second tube section is provided with the heat exchanging fin.

In some embodiments, the heat generating tube includes: the first branch part and the second branch part are arranged, one end of the first branch part is connected with the first power-on end, and the first branch part extends from the inside of the first channel to the inside of the second channel; one end of the second branch part is connected with a second power-on end, the second branch part extends into the second channel from the first channel, and the other end of the second branch part is communicated with the other end of the first branch part in the second channel.

In some embodiments, a partition is disposed in the casing, the partition separates the first channel and the second channel in the casing, one end of the partition in a first direction is adjacent to the steam inlet and is connected to the inner end face of one end of the casing, the other end of the partition in the first direction is spaced apart from the inner end face of the other end of the casing by a predetermined distance, two sides of the partition in a second direction are respectively connected to the inner side faces of the casing, and the first direction is perpendicular to the second direction.

In some embodiments, the heat exchanging fin surrounds the heat generating tube around an axis of the heat generating tube, and the heat generating tube has a shape extending spirally along an extending direction of the heat generating tube.

In some embodiments, the shell is provided with a limiting hole, and the electric connection end of the heating element is inserted into the limiting hole.

In some embodiments, the housing comprises: the box body extends along the first direction, one end part of the box body in the third direction is opened to form an opening, and opposite side walls of the other end part of the shell in the third direction are inclined towards the direction of mutual folding in the direction away from the opening; the box cover covers the opening of the box body; the steam outlet is arranged on an inclined part on the side wall of the box body, and the first direction is vertical to the third direction.

In some embodiments, the opening of the box body is provided with a first flange extending outward of the box body, and the peripheral edge of the box cover covers the first flange.

In some embodiments, the end plates of the cassette opposite in the first direction are inclined in a direction away from the opening toward each other.

In some embodiments, the housing further comprises a conduit having an end extending into the housing from the steam inlet, and the end of the conduit has a second flange extending outwardly of the conduit, the second flange abutting against an inner surface of the housing.

In some embodiments, the steam reheating device further comprises: the nozzle is arranged on the shell, the nozzle is arranged at the steam outlet and communicated with the inner space and the outer space of the shell, and is used for spraying steam in the shell.

In some embodiments, the heat generating tube includes: the heating wire is arranged in the tube body; the insulating heat-conducting medium is filled in the tube body, and the heating wire and the tube body are separated by the insulating heat-conducting medium.

According to the utility model discloses another aspect's cooking equipment includes: the refrigerator comprises a refrigerator body, a door body and a steam reheating device, wherein a cooking cavity is arranged in the refrigerator body; the door body is connected with the box body to open and close the box body; the steam reheating device is installed on the cabinet, the steam reheating device is according to the above, and the steam outlet is configured to face the inner space of the cooking cavity.

In some embodiments, the steam reheating device is disposed on the box body at a position far away from the door body.

According to the utility model discloses a control method of cooking equipment in an aspect, cooking equipment is according to aforementioned cooking equipment, its characterized in that includes: acquiring the current temperature of a steam outlet of the cooking cavity or the steam reheating device, comparing the current temperature with a set temperature, and if the current temperature is not greater than the set temperature, operating the heating element at full power or increasing the power of the heating element; if the current temperature is greater than the set temperature, the heating element is de-energized or the power to the heating element is reduced.

Drawings

Fig. 1 is a schematic view of a steam reheating apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic view of a steam reheating apparatus according to an embodiment of the present invention, in which a cover is not shown.

Fig. 3 is a sectional view of a steam reheating device according to an embodiment of the present invention.

Fig. 4 is a schematic view of a heating element of a steam reheating device according to an embodiment of the present invention.

Fig. 5 is a partial schematic view of a cooking apparatus according to an embodiment of the present invention.

Fig. 6 is a control flow diagram of a cooking apparatus according to an embodiment of the present invention.

Reference numerals:

the cooking device 1000, the steam reheating device 10, the shell 11, the steam inlet 101, the first channel 103, the second channel 104, the box body 111, the box cover 112, the first flange 113, the guide pipe 114, the second flange 115, the heating element 12, the heating pipe 121, the first electric connection end 1211, the second electric connection end 1212, the first pipe section 1201, the second pipe section 1202, the connection pipe section 1203, the first branch 1204, the second branch 1205, the heat exchange fins 122, the partition plate 13, the nozzle 14 and the box body 20.

Detailed Description

In order to overcome the disadvantages of the related art, the present invention provides a steam reheating device 10, which is capable of reheating saturated steam generated by a steam generator, thereby providing steam with higher temperature.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1 to 4, a steam reheating device 10 according to an aspect of an embodiment of the present invention includes: a housing 11 and a heating element 12, the steam being adapted to flow through the housing 11 and to be heated by the heating element 12 during circulation of the steam.

Specifically, the housing 11 has a steam inlet 101 and a steam outlet which are communicated with each other, the steam inlet 101 is adapted to introduce steam into the housing 11, the steam outlet is adapted to discharge the steam in the housing 11, a flow passage extending from the steam inlet 101 to the steam outlet is provided in the housing 11, and the steam can enter the flow passage in the housing 11 from the steam inlet 101 and then be discharged from the steam outlet.

The heating element 12 is configured to heat the inner space of the flow passage such that the heating element 12 heats the steam circulating in the flow passage while the steam flows through the flow passage, and then the steam is discharged from the steam outlet, thereby providing the steam having a higher temperature. It should be said that the heating member 12 is used for heating the inner space of the flow passage, the heating member 12 includes a heating tube 121 and heat exchanging fins 122, the heating tube 121 is disposed in the flow passage, and the heat exchanging fins 122 are disposed on the outer surface of the heating tube 121. The fluid flowing through the flow passage exchanges heat with the heat generating tube 121 through the heat exchanging fins 122.

According to the utility model discloses steam reheating device 10 can realize reheating steam to improve steam temperature, in addition, by utility model's heating member 12 includes heat transfer fin 122, can improve the contact surface of steam and heating member 12 through heat transfer fin 122 and connect, thereby improve heating efficiency and the heating effect to steam effectively. So that the mist mixed in the steam can be reduced and thus drier steam can be provided. In addition, steam condensation may also be avoided or reduced.

In addition, when the steam reheating device 10 is applied to the cooking apparatus 1000, it is possible to improve cooking efficiency and cooking effect by increasing the temperature of steam supplied into the cooking cavity of the cooking apparatus 1000 and increasing the dryness of steam supplied into the cooking apparatus 1000.

Referring to fig. 3, in some embodiments, the housing 11 has a first channel 103 and a second channel 104 therein, in other words, the flow channel includes a first channel 103 and a second channel 104, the first channel 103 and the second channel 104 are stacked and communicated with each other, the first channel 103 is communicated with the steam inlet 101, and the second channel 104 is communicated with the steam outlet. Optionally, one end of the first channel 103 is connected to the steam inlet 101. The other end of the first channel 103 is connected to the second channel 104, and the steam outlet is connected to the second channel 104, specifically, the steam flows to the second channel 104 after passing through the first channel 103, and then is sent out through the steam outlet connected to the second channel 104. In addition, one end of the first channel 103 is communicated with the steam inlet 101, and the other end of the first channel 103 is communicated with the second channel 104, so that the steam can be provided with a longer circulation path in the flow channel, and the steam is prevented from being directly sent out from the steam outlet without being heated after entering the first channel 103 from the steam inlet 101, so that the effectiveness of the steam reheating device 10 in heating the steam can be improved, and the steam outlet temperature can be effectively improved.

The present invention is described below mainly by taking the case 11 in which the first channel 103 and the second channel 104 are provided as an example, but this is not a limitation to the protection scope of the present invention, and the present invention provides a case 11 in which only one channel or more channels communicating with each other are provided.

Alternatively, the heating member 12 may be provided only in the first passage 103, or the heating member 12 may be provided to extend from the inside of the first passage 103 to the inside of the second passage 104.

Optionally, in some embodiments of the present invention, the heat generating pipe 121 includes a first pipe segment 1201, a second pipe segment 1202 and a connecting pipe segment 1203, the first pipe segment 1201 is disposed in the first passage 103, the second pipe segment 1202 is disposed in the second passage 104, the connecting pipe segment 1203 is connected to the first pipe segment 1201 and the second pipe segment 1202, the steam can be heated in both the first passage 103 and the second passage 104, the length of the flow path for heating the steam and the heating time are increased, and thus the heating efficiency and effect on the steam can be increased.

Optionally, at least one of first tube section 1201 and second tube section 1202 is provided with heat exchanger fins 122. In other words, the heat exchange fins 122 may be provided only on the first tube section 1201; it is also possible to provide heat exchanger fins 122 only on second tube section 1202; heat exchanger fins 122 may also be provided on both first tube section 1201 and second tube section 1202. Thereby further improving the heat exchange area of the steam and the heating element 12 and improving the heating effect of the heating element 12 on the steam.

Of course, the heat exchanging fins 122 may also be disposed on the connecting pipe segment 1203, so that the heating time and the heating path length of the steam by the heating element 12 can be further improved, and the energy efficiency can be improved.

Alternatively, the heat generating tube 121 includes: a first branch 1204 and a second branch 1205, one end of the first branch 1204 being connected to the first energizing end, and the first branch 1204 extending from within the first channel 103 into the second channel 104; one end of the second branch portion 1205 is connected to the second current-carrying end, and the second branch portion 1205 extends from inside the first channel 103 to inside the second channel 104, and the other end of the second branch portion 1205 and the other end of the first branch portion 1204 are connected inside the second channel 104. Thereby, the length of the heating tube 121 can be sung, the energy efficiency is improved, and the heating efficiency and the heating effect on the steam are improved.

With reference to fig. 2 to 4, in an embodiment of the present invention, the heat generating tube 121 includes a first branch 1204 and a second branch 1205, and each of the first branch 1204 and the second branch 1205 includes a first tube segment 1201, a second tube segment 1202, and a connecting tube segment 1203. Specifically, the heat generation tube 121 includes a first tube segment 1201 of a first branch 1204, a connection tube segment 1203 of the first branch 1204, a second tube segment 1202 of the second branch 1205, a connection tube segment 1203 of the second branch 1205, and the first tube segment 1201 of the second branch 1205, which are connected in this order. Also, the first tube segment 1201 of the first leg 1204 is connected to a first live end and the first tube segment 1201 of the second leg 1205 is connected to a second live end.

As mentioned above, the first channel 103 and the second channel 104 of the present invention may be stacked, that is, the first channel 103 and the second channel 104 are connected to form a circuitous flow path. Specifically, a partition plate 13 may be provided in the housing 11 so that the first passage 103 and the second passage 104 are partitioned by the partition plate 13, and the first passage 103 and the second passage 104 may be connected to form a "U" shaped flow passage.

Alternatively, a partition plate 13 is provided in the casing 11, the partition plate 13 partitions a first passage 103 and a second passage 104 in the casing 11, one end of the partition plate 13 in a first direction (refer to a left-right direction in the drawing) is adjacent to the steam inlet 101 and is connected to an inner end surface of one end of the casing 11, the other end of the partition plate 13 in the first direction is spaced apart from the inner end surface of the other end of the casing 11 by a predetermined distance, and both sides of the partition plate 13 in a second direction (refer to a front-rear direction in the drawing) are respectively connected to inner side surfaces of the casing 11, and the first direction is perpendicular to the second direction. That is, the partition 13 is connected to adjacent three sides in the inner circumferential surface of the housing 11, and the partition 13 is spaced apart from the remaining one side in the inner circumferential surface of the housing 11, so that the first passage 103 and the second passage 104 are communicated while the first passage 103 and the second passage 104 are partitioned in the housing 11 by the partition 13. Moreover, since the end of the partition plate 13 spaced apart from the inner circumferential surface of the housing 11 is distant from the steam inlet 101, the steam entering from the steam inlet 101 can be sufficiently heated in the first passage 103, and thus the efficiency and effect of heating the steam can be effectively improved, and the energy utilization rate can be improved.

Alternatively, the heat exchange fins 122 surround the heat generating pipe 121 around the axis of the heat generating pipe 121, and the heat generating pipe 121 has a shape that extends spirally along the extending direction of the heat generating pipe 121. Thereby further increasing the contact area of the heating member 12 with the steam and improving the heating efficiency.

Of course, the heat exchanging fins 122 in the present invention can also be arranged in other forms, for example, the heat exchanging fins 122 in the present invention can also include a plurality of fins arranged along the extending direction of the heating tube 121.

In some embodiments, the housing 11 is provided with a limiting hole, and the electric connection end of the heating member 12 is inserted into the limiting hole. The electric connection ends (namely the first electric connection end 1211 and the second electric connection end 1212) of the heating element 12 can be connected with a power supply through the limiting holes, and the plug-in mounting of the electric connection ends of the heating element 12 can realize the positioning and the mounting of the heating element 12, so that the stability of the heating element 12 is improved, and the heating element 12 is convenient to be connected with electricity while the heating element 12 is prevented from being loosened.

In addition, the utility model discloses in can also set up the support in casing 11, support heating member 12 through the support to can further improve heating member 12's stability effectively. Wherein, a bracket may be provided on the partition 13, in other words, the partition 13 is provided with a bracket, the bracket supports the heating member 12, and the bracket and the limiting hole are respectively adjacent to both ends of the housing 11 in the length direction. That is, the two positions of the heating member 12 are respectively positioned by the limiting hole and the bracket, and the limiting hole and the bracket have a proper distance, so that the stability of the heating member 12 can be effectively improved.

The heating element 12 and the partition 13 can be spaced apart by a predetermined distance through the limiting hole and the bracket, so that the partition 13 is prevented from being directly heated by the heating element 12, and a safe electricity utilization distance between the heating element 12 and the partition 1313 is ensured, thereby effectively improving the stability and the safety of the steam reheating device 10.

Optionally, the utility model discloses in be equipped with the water conservancy diversion piece on baffle 13, the inboard at the coil pipe is established to the water conservancy diversion piece, and the water conservancy diversion piece is relative with steam inlet 101, and the water conservancy diversion piece extends and inclines towards the coil pipe on the air current direction along the air current direction. Therefore, in the use process, the airflow flows to the coil pipe under the guiding action of the guide vanes, so that the coil pipe heats the steam, and the heating efficiency and the heating effect of the steam are effectively improved.

Optionally, the utility model discloses well ground water conservancy diversion piece can include one, and further, water conservancy diversion piece 132 can also include a plurality ofly of arranging along the air current direction interval.

In some embodiments, the housing 11 includes: a case 111 and a case cover 112, the case 111 extending in a first direction, one end of the case 111 in a third direction (referring to the vertical direction in the drawing) being open to form an opening, and opposite side walls of the other end of the case 11 in the third direction being inclined in a direction away from the opening toward a direction of being closed to each other; the box cover 112 covers the opening of the box body 111; wherein, the steam outlet is arranged on the inclined part of the side wall of the box body 111, and the first direction is vertical to the third direction. The casing 11 has a simple structure, is convenient to form, and all parts of the steam reheating device 10 are reasonably arranged, so that the production and assembly of the steam reheating device 10 can be simplified, the assembly efficiency is improved, and the stability of the steam reheating device 10 is improved.

Optionally, the cover 112 is provided with a reinforcing rib, which includes at least one transverse rib and at least one longitudinal rib, the transverse rib extends along the first direction, and the longitudinal rib extends along the second direction.

In connection with the foregoing embodiment, the partition 13 is disposed in the case body 111, and separates the first passage 103 and the second passage 104 in the case body 111 along the third direction, the first passage 103 is located between one side of the partition 13 and the case cover 112, the second passage 104 is located between the other side of the partition 13 and the case body 111, the heating member 12 is disposed in the first passage 103, and the steam enters the first passage 103 through the steam inlet 101. The heating efficiency of the steam can be effectively improved, and the steam can be circulated with the steam, so that the steam can be rapidly heated.

Optionally, the opening of the box body 111 is provided with a first flange 113 extending outward from the box body 111, and the periphery of the box cover 112 covers the first flange 113. Through the matching of the first flange 113 and the box cover 112, the sealing performance of the matching position of the box body 111 and the box cover 112 can be improved, and the assembly of the box body 111 and the box cover 112 is facilitated.

Alternatively, end plates of the case 111 opposed in the first direction are inclined in a direction away from the opening toward a direction of closing each other, and the steam inlet 101 is provided on the end plates. The steam heating efficiency is improved, and the steam circulation is convenient.

Optionally, the housing 11 further comprises a conduit 114, one end of the conduit 114 extending from the steam inlet 101 into the housing 11, and one end of the conduit 114 having a second flange 115 extending outwardly of the conduit 114, the second flange 115 abutting against an inner surface of the housing 11. The second flange 115 disposed on the duct 114 can effectively improve the sealing performance between the duct 114 and the housing 11, and facilitate the introduction of steam into the housing 11 through the duct 114.

Optionally, the steam reheating device further comprises: and a nozzle 14, the nozzle 14 is arranged on the shell 11, the nozzle 14 is arranged at the steam outlet and communicated with the inner space and the outer space of the shell 11, and is used for spraying the steam in the shell 11. The effect of the air outlet can be enhanced by the nozzle 14, facilitating the delivery of steam through the nozzle 14 in a set direction.

Optionally, the total steam outlet area of the nozzles 14 is smaller than the steam inlet area of the steam inlet 101, thereby increasing the heating time of the steam in the steam reheating device 10, increasing the heating efficiency and effect, and facilitating the heating of the steam to a suitable temperature.

In some embodiments, the heat generating tube 121 includes: the heating wire is arranged in the tube body; the insulating heat-conducting medium is filled in the tube body, and the heating wire and the tube body are separated by the insulating heat-conducting medium. The safety and heating effect of the heating member 12 can be improved.

In addition, the heating element 12 of the present invention may have other structures. The heating element 12 is provided, for example, on a wall of the housing 11, thereby reducing resistance of the heating element 12 to the air flow.

The utility model adopts the steam reheating device to heat the steam, and can generate superheated steam with the temperature of more than 350 ℃; the dryness of the steam is further improved through reheating, so that no fine liquid drops exist in the steam, and the quality of the steam is ensured; the high-temperature superheated steam can further increase the temperature of the cavity and accelerate the cooking speed; the higher working temperature of the cavity is maintained, the steam condensation is reduced, and the water accumulation of the cavity is less; the steam reheating device is of a full stainless steel structure, so that the problem of food safety is avoided; the high-temperature superheated steam is more beneficial to realizing degreasing and salt reduction in the cooking process. The adjustable cavity temperature is realized by controlling the on-off ratio of the heating pipe of the high-temperature steam reheating device, and the cooking requirements of different food materials are met.

The utility model provides a can use the steam reheating device in cooking equipment 1000, cooking equipment 1000 can be for steam ager, steaming oven, microwave oven etc. and steam reheating device has the bilayer structure of strengthening the heat transfer effect, particularly, steam reheating device includes casing 11, heating member 12, nozzle 14, baffle 13.

The material of the housing 11 is a metal material, preferably food grade 304 stainless steel. Can include box body 111 and lid 112, the first turn-ups 113 of 3mm is made to box body 111 and lid 112 junction, and the purpose is the sealed welding of the cooperation laminating of box body 111 and lid 112 of being convenient for.

The material of the partition 13 is a metal material, preferably food grade 304 stainless steel. The main function of the steam-water separator is to divide the shell 113 into an upper layer and a lower layer, and a gap is formed at one end of the separator 13 far away from the steam outlet to connect the upper layer and the lower layer into a passage. The steam flow passage is prolonged in a limited space, and the residence time of steam in the cavity is prolonged to increase the heat exchange quantity.

The heating element 12 is a double-structured heating pipe, and this structure causes the heating pipe to be arranged along the steam flow path. The purpose is to increase the heat exchange path as far as possible in the limited space, and then increase the heating area and the heat exchange time. The straight pipe section of the heating element 12 is additionally provided with surrounding stainless steel fins, so that the heat exchange area is further increased, the disturbance to steam is strengthened, and the heat exchange quantity is increased. The heating element 12 tank body is made of food-grade 304 stainless steel, the pipe diameter is 6.6mm, spiral electrothermal alloy wires (nickel-chromium or iron-chromium alloy) are uniformly distributed along the central axial direction in the pipe, the gaps of the spiral electrothermal alloy wires are filled with magnesia sand with good insulation and heat conductivity, and the two ends of the pipe orifice are sealed by silica gel or ceramics.

The surrounding type stainless steel fin material is preferably food grade 304 stainless steel, and the height of the spiral fin is 3mm-6mm, preferably 4 mm. The pitch is 2-3mm, preferably 2.5mm, and the thickness of the fin is preferably 0.4-0.6 mm.

The cover 112 is preferably made of food grade 304 stainless steel with mesh shaped ribs to prevent thermal stress from deforming. The depth of the profiling rib (namely the reinforcing rib) is 2-4mm, preferably 3 mm; the width is 2-8mm, preferably 5 mm.

The control method for adjusting the temperature of the cavity comprises the following steps: a temperature control device (such as a negative temperature coefficient thermistor (NTC) and the like) is arranged in a cavity for cooking food, after the temperature of the cavity is set, the cooking work starts, the NTC detects the temperature of the cavity and feeds the temperature back to a computer board, and the computer board judges the temperature accordingly. If the temperature of the cavity is lower than a set value, the computer board controls the relay to act, so that the heating pipe of the high-temperature steam reheating device runs at full power, the steam outlet temperature is increased, and the temperature of the cavity is further increased; if the temperature of the cavity is higher than the set value, the computer board controls the relay to act, a heating pipe circuit of the high-temperature steam reheating device is cut off, the steam outlet temperature is reduced, and further the temperature of the cavity is reduced, so that the temperature of the cavity is controlled to be close to the set value.

A cooking apparatus 1000 according to another aspect of the present invention with reference to fig. 1 to 5 includes: a cabinet 20, a door, and a steam reheating device 10.

A cooking cavity is arranged in the box body 20; the door is connected to the cabinet 20 to open and close the cabinet 20; the steam reheating device 10 is mounted to the cabinet 20, the steam reheating device 10 is a steam reheating device 10 according to the foregoing, and the steam outlet is configured to face the inner space of the cooking chamber.

According to the utility model discloses cooking equipment 1000, through setting up aforementioned reheating device, can reheat the steam that cooking equipment 1000 produced to can improve the temperature and the dryness fraction of steam effectively, can improve the efficiency of culinary art and the food taste after the culinary art simultaneously.

Optionally, the utility model provides a cooking device 1000 still includes steam generator, and steam generator's export can be in the steam inlet 101 intercommunication of steam reheating device to after steam generator generated steam, can heat through steam reheating device 10, thereby improve the temperature and the dryness fraction to the steam in the cooking device 1000. Alternatively, steam may be generated by a steam generating device outside the cooking device 1000 without providing a steam generator in the cooking device 1000.

Alternatively, the steam reheating device 10 is provided on the cabinet 20 at a position remote from the door body. Thereby can improve culinary art efficiency and effect, in addition, can also reduce the influence to ambient temperature, convenience of customers uses.

The utility model provides a cooking equipment 1000 can be for equipment such as steam ager, steaming and baking oven, little roast all-in-one that evaporates.

In addition, as shown in fig. 6, the present invention also provides a control method of a cooking apparatus 1000, including: acquiring the current temperature of the cooking cavity or the steam outlet of the steam reheating device 10, comparing the current temperature with the set temperature, and if the current temperature is not greater than the set temperature, operating the heating element 12 at full power or increasing the power of the heating element 12; if the current temperature is greater than the set temperature, the heating element 12 is de-energized or the heating element 12 is powered down. After the above adjustment, if the current temperature tends to the set temperature, the state of the heating member 12 is maintained to maintain the current temperature; if the interpolated value of the current temperature and the set temperature is greater than the set temperature, the interpolated value of the current temperature and the set temperature is determined again and the heating member 12 is adjusted.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (15)

1. A steam reheating device, comprising:

the steam inlet is suitable for introducing steam into the shell, the steam outlet is suitable for discharging the steam in the shell, and a flow passage extending from the steam inlet to the steam outlet is formed in the shell;

the heating element is used for heating the inner space of runner, the heating element includes heating tube and heat transfer fin, the heating tube is located in the runner, heat transfer fin locates the surface of heating tube.

2. The steam reheating device of claim 1, wherein the housing has a first channel and a second channel, the first channel and the second channel are stacked and in communication with each other, the first channel is in communication with the steam inlet, and the second channel is in communication with the steam outlet.

3. The steam reheating device of claim 2, wherein the heat generation tubes include a first tube section disposed in the first passageway, a second tube section disposed in the second passageway, and a connection tube section connected to the first tube section and the second tube section,

wherein at least one of the first tube section and the second tube section is provided with the heat exchange fins.

4. The steam reheating device of claim 2, wherein the heat generating tube comprises:

a first branch part, wherein one end of the first branch part is connected with a first power-on end, and the first branch part extends from the inside of the first channel to the inside of the second channel;

and one end of the second branch part is connected with a second power-on end, the second branch part extends into the second channel from the first channel, and the other end of the second branch part is communicated with the other end of the first branch part in the second channel.

5. The steam reheating device of claim 2, wherein a baffle is disposed within the housing, the baffle separating the first channel and the second channel within the housing,

one end of the partition board in the first direction is adjacent to the steam inlet and is connected with the inner end face of one end of the shell, the other end of the partition board in the first direction is spaced from the inner end face of the other end of the shell by a preset distance, two sides of the partition board in the second direction are respectively connected with the inner side face of the shell, and the first direction is perpendicular to the second direction.

6. The steam reheating device according to any one of claims 1 to 5, wherein the heat exchange fins surround the heat generation pipe around an axis of the heat generation pipe, and the heat generation pipe has a shape that extends spirally in an extending direction of the heat generation pipe.

7. The steam reheating device according to any one of claims 1 to 5, wherein the housing is provided with a limiting hole, and the electric connection end of the heating element is inserted into the limiting hole.

8. The steam reheating device of any one of claims 1-5, wherein the housing comprises:

a case extending in a first direction, one end of the case in a third direction being open to form an opening, opposite side walls of the other end of the case in the third direction being inclined in a direction away from the opening toward a direction in which the case is closed to each other;

the box cover covers the opening of the box body;

the steam outlet is arranged on an inclined part on the side wall of the box body, and the first direction is vertical to the third direction.

9. The steam reheating device of claim 8, wherein the opening of the box body is provided with a first flange extending outward of the box body, and the peripheral edge of the box cover is covered on the first flange.

10. The steam reheating device of claim 8, wherein the first direction opposing end plates of the cartridge are angled toward each other away from the opening.

11. The steam reheating device of any of claims 1-4, wherein the housing further comprises a conduit having an end extending into the housing from the steam inlet, and the end of the conduit has a second flange extending outwardly of the conduit, the second flange abutting an inner surface of the housing.

12. The steam reheating device of any one of claims 1-4, further comprising:

the nozzle is arranged on the shell, the nozzle is arranged at the steam outlet and communicated with the inner space and the outer space of the shell, and is used for spraying steam in the shell.

13. The steam reheating device of any one of claims 1-4, wherein the heat generating pipe comprises:

a pipe body;

the heating wire is arranged in the tube body;

and the insulating heat-conducting medium is filled in the tube body, and separates the heating wire from the tube body.

14. A cooking apparatus, characterized by comprising:

the cooking box comprises a box body, wherein a cooking cavity is arranged in the box body;

the door body is connected with the box body to open and close the box body;

a steam reheating device mounted to the cabinet, the steam reheating device being according to any one of claims 1 to 13, the steam outlet being configured to face the cooking chamber inner space.

15. The cooking apparatus of claim 14, wherein the steam reheating device is disposed on the cabinet at a location remote from the door.

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