CN210961542U - Steam heating type cooking appliance - Google Patents

Abstract

The utility model discloses a steam heating formula cooking utensil, including the organism that has steam generator and the external pan of arranging on the organism in, organism upper portion has the aircraft nose that is used for the butt joint pan to let in steam and cook in to the pan, steam heating formula cooking utensil still includes illuminator and the drive module of electricity connection illuminator, and drive module controls illuminator's display state according to steam heating formula cooking utensil's operating condition, and illuminator has the annular printing opacity district that appears in the organism surface. The utility model discloses a drive module control illuminator's display state, through the different operating condition of display state reflection, illuminator shows at the external surface of organism through annular printing opacity district, and when the user wants to learn the operating condition that vapour adds hot type cooking utensil position, only need observe the display state in annular printing opacity district and can judge the operating condition of current place.

Description

Steam heating type cooking appliance

Technical Field

The utility model belongs to kitchen cooking appliance field, concretely relates to steam heating formula cooking utensil.

Background

At present, the existing steam heating cooking utensil can only reflect the working state of the steam heating cooking utensil through an operation panel arranged on a machine head, if a user wants to confirm whether the steam heating cooking utensil is used for cooking, the user needs to stand at a position close to the steam heating cooking utensil to check the operation panel, even some steam heating cooking utensils need to press or touch to wake up the operation panel to check, and the use is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a steam heating cooking utensil is provided, which can enable a user to quickly know the working state.

In order to solve the technical problem, the utility model adopts the following technical scheme: steam heating formula cooking utensil, including the organism that has steam generator and the external pan of arranging on the organism in, organism upper portion has the aircraft nose that is used for the butt joint pan to let in steam to the pan cooks, steam heating formula cooking utensil still includes illuminator and the drive module of electricity connection illuminator, and drive module controls illuminator's display state according to steam heating formula cooking utensil's operating condition, and illuminator has the annular light-transmitting zone that appears in the organism surface.

In above-mentioned steam heating formula cooking utensil, illuminator includes printing opacity cover, back lid and has light emitting element's lamp plate, and printing opacity cover and back lid are connected and are formed and hold the chamber, and the lamp plate is located and holds the intracavity, and the aircraft nose surface is equipped with the through-hole, and printing opacity cover has the annular protruding muscle that matches in the through-hole, and annular protruding muscle forms annular light transmission zone at aircraft nose surface.

In the above steam heating cooking utensil, a light diffuser is arranged between the lamp panel and the light-transmitting cover, and the annular convex rib is positioned in the coverage range of the light diffuser.

In the steam heating type cooking utensil, the annular convex rib is surrounded into a groove on the light-transmitting cover, and the light-shading sheet is embedded in the groove.

In above-mentioned steam heating formula cooking utensil, be equipped with the spliced pole on the lens, the spliced pole runs through printing opacity cover from the outside to the inside, and the screw runs through back lid and lamp plate from the inside to the outside and locks on the spliced pole.

In the steam heating cooking utensil, the shading sheet is provided with the positioning groove, the positioning rib is arranged in the groove, and the positioning rib is matched in the positioning groove to limit the rotation of the shading sheet.

In the above steam heating type cooking appliance, the light emitting device further includes a seal ring that provides a seal between the light-transmissive cover and the back cover.

In the above steam heating type cooking appliance, the annular light transmitting area is located on the outer side surface of the head.

In the steam heating type cooking appliance, the driving module is a PWM driving circuit.

In the steam heating cooking appliance, the steam heating cooking appliance has a cooking state, a standby state, and a resting state, the light emitting device is switched to a breath display state in the cooking state, the light emitting device is switched to a normally on display state in the standby state, and the light emitting device is turned off in the resting state.

The utility model has the advantages that:

steam heating formula cooking utensil, including the organism that has steam generator and the external pan of arranging on the organism in, organism upper portion has the aircraft nose that is used for the butt joint pan to let in steam to the pan cooks, steam heating formula cooking utensil still includes illuminator and the drive module of electricity connection illuminator, and drive module controls illuminator's display state according to steam heating formula cooking utensil's operating condition, and illuminator has the annular light-transmitting zone that appears in the organism surface. The technical scheme has the following technical effects:

the existing steam heating cooking appliance can only reflect the working state of the steam heating cooking appliance through an operation panel arranged on a machine head, if a user wants to confirm whether the steam heating cooking appliance is used for cooking, the user needs to stand at a position close to the steam heating cooking appliance to check the operation panel, even some steam heating cooking appliances need to be pressed or touched to wake up the operation panel to check, and the user needs to turn on illumination to check the working state reflected by the operation panel in a dark environment, so that the steam heating cooking appliance is inconvenient to use. The utility model discloses a drive module control illuminator's display state, different operating condition is reflected through the display state of difference, illuminator passes through annular printing opacity district and shows at the external surface of organism, when the user wants to learn the operating condition that vapour adds hot type cooking utensil and locates, only need observe the display state in annular printing opacity district and can judge the operating condition that locates at present, make the user need not to be close to vapour and add hot type cooking utensil or carry out any operation to vapour and add hot type cooking utensil, can remotely learn the operating condition that vapour adds hot type cooking utensil, it is swift convenient, and the user need not to open the illumination can be in the clear display state who observes illuminator of the environment of dim, make the user can learn the operating condition that vapour adds hot type cooking utensil constantly, master the culinary art progress.

The light-emitting device comprises a light-transmitting cover, a rear cover and a lamp plate with a light-emitting element, the light-transmitting cover and the rear cover are connected to form an accommodating cavity, the lamp plate is located in the accommodating cavity, a through hole is formed in the outer surface of the handpiece, the light-transmitting cover is provided with an annular convex rib matched with the through hole, and the annular convex rib forms an annular light-transmitting area on the outer surface of the handpiece. Luminous element circular telegram on the lamp plate is luminous, and luminous element's light passes through outside the annular printing opacity district that matches in the through-hole sees through out the aircraft nose, and the user observes annular printing opacity district and can confirm steam heating formula cooking utensil's operating condition, simply easily looks over.

A light diffuser is arranged between the lamp panel and the light-transmitting cover, and the annular convex ribs are located in the coverage range of the light diffuser. Luminous element circular telegram on the lamp plate is luminous, light scatters through the diffuser earlier, then just can see through illuminator through annular printing opacity district, the diffuser can increase the light radiation area, reduce unit area's luminous intensity, reduce brilliance promptly, the light that luminous element sent can become the area bigger after the diffuser scattering, the degree of consistency is better, the stable secondary light source of colourity, make the light that sees through annular printing opacity district softer and even more, prevent annular printing opacity district luminance inequality, improve user's use and experience.

The protruding muscle of annular encloses into the recess on the printing opacity cover, and the embedding lens of recess, the lens shelter from the light that sees through the recess for light only can see through outside the organism through annular printing opacity district, and the lens shelter shelters from the lamp plate isotructure of holding the intracavity simultaneously, prevents that the user from observing and holds intracavity portion, and is more pleasing to the eye.

Be equipped with the spliced pole on the lens, spliced pole outside-in runs through the printing opacity cover, and the screw runs through back lid and lamp plate from inside to outside and locks to the spliced pole on, fixes lens lamp plate and back lid on the printing opacity cover through the locking of spliced pole and screw, simple structure and the installation of being convenient for.

Be equipped with the constant head tank on the anti-dazzling screen, be equipped with the location muscle in the recess, the location muscle cooperates and restricts the anti-dazzling screen rotation in the constant head tank, prevents to take place to rotate with the anti-dazzling screen of screw connection and leads to anti-dazzling screen and screw separation, guarantees anti-dazzling screen and screw connection's stability.

The light-emitting device further comprises a sealing ring for sealing between the light-transmitting cover and the rear cover, the sealing ring can enhance the sealing performance of the accommodating cavity, and water vapor is prevented from entering the accommodating cavity through the joint of the light-transmitting cover and the rear cover to damage electronic components such as the lamp panel.

The annular light transmission area is located the aircraft nose lateral surface, and when steam heating formula cooking utensil was placed the mesa and is used, the annular light transmission area of aircraft nose lateral surface can be in user's sight all the time for annular light transmission area is in on being easily observed by the user's position all the time, and it is more convenient to observe.

The driving module is a PWM driving circuit, and the PWM driving circuit is used as the driving module, so that a hardware circuit can be simplified, and the cost of hardware is reduced.

The features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

Drawings

The invention will be further described with reference to the accompanying drawings and specific embodiments:

fig. 1 is a perspective view of a steam heating type cooking appliance of the present invention;

FIG. 2 is a partial cross-sectional view of a handpiece of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an exploded view of the head of the present invention;

FIG. 5 is a perspective view of the light transmissive cover of the present invention;

fig. 6 is a schematic diagram of a PWM driving circuit according to the present invention;

fig. 7 is a flowchart illustrating the operation of the steam heating cooking device of the present invention.

Reference numerals:

100 machine body, 110 machine head, 111 through hole, 120 base and 130 steam generator;

200 cookware, 210 pot covers and 220 pot bodies;

300 light-transmitting cover, 310 cover body, 320 annular convex rib, 321 annular light-transmitting area, 330 groove, 340 positioning rib, 350 annular sealing groove, 360 fixing part and 370 key groove;

400 a rear cover;

500 lamp panel, 510 light emitting element;

600 a diffuser;

700 light shading sheets, 710 connecting columns, 711 positioning keys and 720 positioning grooves;

800 sealing rings;

900 screws.

Detailed Description

The utility model provides a steam heating formula cooking utensil, including the organism that has steam generator and the external pan of arranging on the organism in, organism upper portion has the aircraft nose that is used for the butt joint pan to let in steam and cook in to the pan, steam heating formula cooking utensil still includes illuminator and the drive module of electricity connection illuminator, and drive module controls illuminator's display state according to steam heating formula cooking utensil's operating condition, and illuminator has the annular printing opacity district that appears in the organism surface. The existing steam heating cooking appliance can only reflect the working state of the steam heating cooking appliance through an operation panel arranged on a machine head, if a user wants to confirm whether the steam heating cooking appliance is used for cooking, the user needs to stand at a position close to the steam heating cooking appliance to check the operation panel, even some steam heating cooking appliances need to be pressed or touched to wake up the operation panel to check, and the user needs to turn on illumination to check the working state reflected by the operation panel in a dark environment, so that the steam heating cooking appliance is inconvenient to use. The utility model discloses a drive module control illuminator's display state, different operating condition is reflected through the display state of difference, illuminator passes through annular printing opacity district and shows at the external surface of organism, when the user wants to learn the operating condition that vapour adds hot type cooking utensil and locates, only need observe the display state in annular printing opacity district and can judge the operating condition that locates at present, make the user need not to be close to vapour and add hot type cooking utensil or carry out any operation to vapour and add hot type cooking utensil, can remotely learn the operating condition that vapour adds hot type cooking utensil, it is swift convenient, and the user need not to open the illumination can be in the clear display state who observes illuminator of the environment of dim, make the user can learn the operating condition that vapour adds hot type cooking utensil constantly, master the culinary art progress.

The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1, in an embodiment of the present invention, a steam heating cooking appliance includes a body 100 having a steam generator 130 and a pot 200 externally disposed on the body 100, the pot 200 includes a lid 210 and a pot 220, the lid 210 covers the pot 220 and forms a cooking cavity with the pot 220, the body 100 includes a base 120 and a head 110 connected to the base 120, the base 120 and the head 110 form an open pot 200 access space, the pot 200 is disposed on the base 120, the head 110 is abutted to the lid 210 to introduce steam generated by the steam generator 130 into the cooking cavity for cooking, as shown in fig. 2, the steam heating cooking appliance further includes a light emitting device disposed on the head 110 and a driving module electrically connected to the light emitting device, the driving module controls a display state of the light emitting device according to an operating state of the steam heating cooking appliance, the light emitting device has an annular light transmitting region 321 exposed on an outer surface of the body 100, the light emitted from the light emitting device is transmitted to the outside of the head 110 through the annular light transmitting region 321, an annular aperture is formed on the head 110, and the user can know the operating state of the steam heating type cooking appliance by observing the display state of the aperture.

The existing steam heating cooking appliance can only reflect the working state of the steam heating cooking appliance through an operation panel arranged on a machine head, if a user wants to confirm whether the steam heating cooking appliance is used for cooking, the user needs to stand at a position close to the steam heating cooking appliance to check the operation panel, even some steam heating cooking appliances need to be pressed or touched to wake up the operation panel to check, and the user needs to turn on illumination to check the working state reflected by the operation panel in a dark environment, so that the steam heating cooking appliance is inconvenient to use. The utility model discloses a drive module control illuminator's display state, different operating condition is reflected through the display state of difference, illuminator passes through annular printing opacity district 321 and shows at organism 100 surface, when the user wants to learn the operating condition that vapour adds hot type cooking utensil and locates, the display state that only needs to observe annular printing opacity district 321 can judge the operating condition of current place, make the user need not to be close to vapour and add hot type cooking utensil or carry out any operation to vapour and add hot type cooking utensil, can remotely learn the operating condition of vapour and add hot type cooking utensil, it is swift convenient, and the user need not to open the illumination can be in the clear display state who observes illuminator of the environment of dim, make the user can learn the operating condition of vapour and add hot type cooking utensil constantly, master the culinary art progress.

As shown in fig. 7, in one embodiment of the present invention, it is preferable that the operating state of the steam heating type cooking appliance includes a cooking state, a standby state and a sleep state.

When the steam heating type cooking appliance is initially powered on, the light-emitting device is turned on, at the moment, if no operation is performed, the steam heating type cooking appliance is in a standby state, the light-emitting device is kept in a normally-on display state in the standby state, namely, the light-emitting device is normally turned on and the brightness is always kept unchanged, and a user is reminded of operating the operation panel to enable the steam heating type cooking appliance to enter a cooking state.

If the user does not operate the steam heating cooking appliance in the standby state for a long time, the steam heating cooking appliance is switched from the standby state to the sleep state to reduce the power consumption of the steam heating cooking appliance, and the light emitting device is turned off in the sleep state.

If the user operates the operation panel and selects the cooking mode, the steam heating cooking appliance enters the cooking state, the steam generated by the steam generator 130 is introduced into the cooking cavity through the machine head 110 to cook the food in the cooking cavity, and the display state of the light-emitting device is switched to the breathing display state under the control of the driving module, namely, the brightness of the light-emitting device is gradually reduced from high and then gradually increased from low, and the light-emitting device is cycled to show a breathing effect. The driving module is preferably a PWM driving circuit, and the use of the PWM driving circuit as the driving module can simplify a hardware circuit and reduce the cost of hardware, as shown in fig. 6, the PWM driving circuit adjusts the brightness of the light emitting device by adjusting the duty ratio of the PWM wave output at different times, so that the light emitting device can realize the brightness conversion.

As shown in fig. 3 and 4, in an embodiment of the present invention, it is preferable that the light emitting device includes a light transmissive cover 300, a rear cover 400 and a lamp panel 500 having a light emitting device 510, the light transmissive cover 300 and the rear cover 400 are connected to form a cavity, the lamp panel 500 is located in the cavity, the light emitting device 510 is located on one side of the lamp panel 500 facing the light transmissive cover 300, the preferred lamp panel 500 is an L ED lamp panel, the light emitting device 510 is an L ED lamp located on a L ED lamp panel, the light emitting device 510 on the lamp panel 500 is powered on to emit light, the light passes through the light transmissive cover 300 to emit the light emitting device, the light emitting device 510 on the lamp panel 500 may be provided with one or more than one, preferably, the plurality of light emitting devices 510 are arranged at equal intervals corresponding to the annular light transmissive area 321, so that the annular light transmissive area 321 has higher brightness and more uniform overall brightness, which is convenient for a user to.

The outer surface of the handpiece 110 is provided with a through hole 111 through which light of the light-emitting device can penetrate out of the handpiece 110, the upper part of the light-transmitting cover 300 is provided with a fixing part 360, the fixing part 360 is fixed in the handpiece 110 by fasteners such as screws, the light-transmitting cover 300 comprises a cover body 310 and an annular convex rib 320, the annular convex rib 320 is arranged on the cover body 310, preferably, the annular convex rib 320 and the cover body 310 are integrally arranged, the annular convex rib 320 can be arranged on one side of the through hole 111 and can also extend into the through hole 111, preferably, the annular convex rib 320 extends into the through hole 111 to be matched with the through hole 111 and forms an annular light-transmitting area 321 on the outer surface of the handpiece 110, light of the light-emitting element 510 penetrates out of the handpiece 110 through the annular light-transmitting area 321, a user can observe the annular light-transmitting area 321, the area of the cover body 310 is larger than that of the through hole 111, when the annular convex rib 320, the stability of the annular bead 320 in the through-hole 111 is ensured.

The annular light-transmitting area 321 can be arranged at any position of the machine head 110 (including the outer top surface and the outer side surface of the machine head 110), preferably, the annular light-transmitting area 321 is positioned on the outer side surface of the machine head 110, because when the steam heating type cooking appliance is placed on the table top for use, the annular light-transmitting area 321 on the outer side surface of the machine head 110 can be always positioned in the sight range of a user, so that the annular light-transmitting area 321 is always positioned at a position which is easy to be observed by the user, the observation is more convenient, the influence of steam on the annular light-transmitting area 321 on the outer side surface of the machine head 110 is smaller. It is specified that one end of the handpiece 110 connected to the base 120 is a rear end and the other end opposite to the rear end is a front end, and the annular light-transmitting area 321 is preferably provided on an outer side surface of the front end of the handpiece 110 for easier observation.

The utility model discloses an embodiment, it is preferable that annular protruding muscle 320 encloses into recess 330 on printing opacity cover 300, embeds anti-dazzling screen 700 in recess 330, and anti-dazzling screen 700 shelters from the light that sees through recess 330 for light can only pass through annular printing opacity district 321 and see through outside organism 100, and anti-dazzling screen 700 shelters from the lamp plate 500 isotructure of holding the intracavity simultaneously, prevents that the user from observing to hold the intracavity portion, and is more pleasing to the eye. Be equipped with spliced pole 710 on the lens 700, spliced pole 710 runs through printing opacity cover 300 in by the outside aircraft nose 110 of aircraft nose in, and screw 900 runs through back lid 400 and lamp plate 500 and locks to spliced pole 710 outside aircraft nose 110 by aircraft nose 110, fixes lens 700, lamp plate 500 and back lid 400 on printing opacity cover 300 through the locking of spliced pole 710 and screw 900, simple structure and the installation of being convenient for. When the lens 700 and the back cover 400 are locked on the printing opacity cover 300 through the screw 900 and the connecting column 710, the lamp panel 500 is clamped by the back cover 400 and the connecting column 710 to realize the spacing in the horizontal direction, the screw 900 running through the lamp panel 500 realizes the spacing in the vertical direction of the lamp panel 500, the stability of the lamp panel 500 is ensured, and the uneven brightness of the printing opacity cover 300 caused by the lamp panel 500 shaking is prevented. As shown in fig. 5, in order to prevent the light-shielding sheet 700 connected to the screw 900 from rotating and separating the light-shielding sheet 700 from the screw 900, a positioning key 711 engaged with the light-transmitting cover 300 is disposed on the sidewall of the connecting column 710, a key slot 370 inserted into the positioning key 711 is disposed on the light-transmitting cover 300, and the connecting column 710 is locked in the circumferential direction by the light-transmitting cover 300 through the inserted positioning key 711 and key slot 370; also can set up constant head tank 720 on the lens 700, set up location muscle 340 in the recess 330, when the lens 700 was located the recess 330, location muscle 340 was pegged graft in the constant head tank 720 in order to prevent that the lens 700 is rotatory, guaranteed the stability that spliced pole 710 and screw 900 on the lens 700 are connected, guaranteed illuminator's stability promptly.

In an embodiment of the present invention, it is preferable that a light diffuser 600 is disposed between the lamp panel 500 and the light transmissive cover 300, the light diffuser 600 is disposed between the light emitting device 510 and the light transmissive cover 300, the light diffuser 600 is fixed on the cover body 310, the light emitting device 510 on the lamp panel 500 is powered on to emit light, the light is firstly scattered by the light diffuser 600, and then the light can be emitted out of the light emitting device through the annular light transmissive area 321, the light diffuser 600 can increase the light radiation area, reduce the light intensity of the unit area, i.e. reduce the luminance, the light emitted by the light emitting device 510 can be changed into a secondary light source with larger area after being scattered by the light diffuser 600, the uniformity is better, the chromaticity is stable, the annular convex rib 320 is disposed in the coverage of the light diffuser 600, i.e. the light diffuser 600 is set to be circular, the outer diameter of the light diffuser 600 is greater than the outer diameter of the annular light transmissive area 321, the light diffuser, the brightness of the annular light-transmitting area 321 is prevented from being uneven, and the use experience of a user is improved.

In an embodiment of the present invention, it is preferable that the light emitting device further includes a sealing ring 800 for providing a seal between the light transmissive cover 300 and the rear cover 400, the sealing ring 800 can enhance the sealing performance of the cavity, prevent water vapor from entering the cavity through the joint between the light transmissive cover 300 and the rear cover 400 to damage electronic components such as the lamp panel 500, the side wall of the light transmissive cover 300 facing the rear cover 400 is provided with an annular sealing groove 350, the sealing ring 800 is disposed in the annular sealing groove 350 to limit the sealing ring 800, when the light-transmitting cover 300 is connected with the rear cover 400, the sidewall of the rear cover 400 extends into the annular sealing groove 350 and presses the sealing ring 800 together with the annular sealing groove 350 for sealing, the rear cover 400 extends into the annular sealing groove 350 and the rear cover 400 is attached to the inner wall of the annular sealing groove 350, so that the contact area between the rear cover 400 and the light-transmitting cover 300 is increased, and the sealing performance between the light-transmitting cover 300 and the rear cover 400 is also enhanced.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. Steam heating formula cooking utensil, including the organism that has steam generator and arrange in outward pan on the organism, organism upper portion has and is used for the butt joint the aircraft nose of pan, in order to let in steam in the pan and cook its characterized in that: the steam heating type cooking appliance further comprises a light-emitting device and a driving module electrically connected with the light-emitting device, the driving module controls the display state of the light-emitting device according to the working state of the steam heating type cooking appliance, and the light-emitting device is provided with an annular light-transmitting area exposed on the outer surface of the machine body.

2. A steam heating cooking appliance as claimed in claim 1, wherein: the light-emitting device comprises a light-transmitting cover, a rear cover and a lamp plate with a light-emitting element, the light-transmitting cover and the rear cover are connected to form a cavity, the lamp plate is located in the cavity, a through hole is formed in the outer surface of the machine head, the light-transmitting cover is provided with an annular convex rib matched with the annular convex rib in the through hole, and the annular convex rib is located on the outer surface of the machine head to form an annular light-transmitting area.

3. A steam heating cooking appliance as claimed in claim 2, wherein: the lamp plate with be equipped with the astigmatism piece between the printing opacity cover, annular protruding muscle is located the coverage of astigmatism piece.

4. A steam heating cooking appliance as claimed in claim 2, wherein: the annular convex ribs surround a groove on the light-transmitting cover, and a light-shielding sheet is embedded in the groove.

5. A steam heating cooking appliance as claimed in claim 4, wherein: be equipped with the spliced pole on the lens, the spliced pole outside-in runs through printing opacity cover, the screw runs through from inside to outside the back lid with the lamp plate locks on the spliced pole.

6. A steam heating cooking appliance as claimed in claim 5, wherein: the anti-dazzling screen is provided with a positioning groove, a positioning rib is arranged in the groove, and the positioning rib is matched in the positioning groove to limit the anti-dazzling screen to rotate.

7. A steam heating cooking appliance as claimed in claim 2, wherein: the light emitting device further includes a sealing ring that provides a seal between the light transmissive cover and the back cover.

8. A steam heating cooking appliance as claimed in any one of claims 1 to 7, wherein: the annular light-transmitting area is located on the outer side face of the machine head.

9. A steam heating cooking appliance as claimed in any one of claims 1 to 7, wherein: the driving module is a PWM driving circuit.

10. A steam heating cooking appliance as claimed in any one of claims 1 to 7, wherein: the steam heating type cooking appliance has a cooking state, a standby state and a resting state, the light emitting device is switched to a breath display state in the cooking state, the light emitting device is switched to a normally-on display state in the standby state, and the light emitting device is turned off in the resting state.

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