CN218092666U - Door body structure of cooking equipment - Google Patents

Abstract

The utility model provides a cooking equipment's door body structure, is the side that rotates and open and shut its characterized in that respectively for outer glass subassembly and interior glass subassembly, the left and right sides of outer glass subassembly: the inner glass assembly is also provided with a rotating side and an opening and closing side, the rotating side of the inner glass assembly is rotatably connected with the rotating side of the outer glass assembly through the rotating connecting piece, and the opening and closing side of the inner glass assembly is buckled on the opening and closing side of the outer glass assembly through the buckling piece. The utility model has the advantages that: the rotation side of the interior glass assembly of this cooking equipment's door body structure rotates through the rotation side of rotating connecting piece and outer glass assembly and is connected, and the side that opens and shuts of interior glass assembly passes through the side that opens and shuts of buckling piece lock at outer glass assembly, can dismantle interior glass from outer glass very conveniently, when needing clean, only need open interior glass assembly after wash, can effectively clear away the water stain and the dirty on the glass.

Description

Door body structure of cooking equipment

Technical Field

The utility model relates to a cooking equipment especially relates to a cooking equipment's door body structure.

Background

Currently, a door of a steam oven includes an outer glass and an inner glass, and the inner glass is fixed to the outer glass by a fixing member such as a screw. Because the inner glass directly contacts with the inner container of the steaming and baking oven, the inner glass is easy to be dirty in the cooking process, and a user needs to disassemble and clean the inner glass. However, the inner glass can be disassembled or assembled only by a tool such as a screwdriver, and the disassembly or the assembly is very inconvenient. In order to improve the heat insulation effect, the door body of some steam ovens adopts a three-layer glass structure consisting of outer glass, middle glass and inner glass, and the steam ovens have the problems that the glass is fixed by screws and is not easy to clean, and when water or dirt enters the glass, users cannot clean the glass in time, so that the attractiveness of the door body is influenced.

In order to solve the above problems, the prior art provides an oven door convenient to install, the oven door comprises an outer glass layer, an installation block which is arranged oppositely is arranged on the outer glass layer, the installation block is parallelly and oppositely separated, the two installation blocks are close to two edges of the outer glass layer, an inner glass layer which is arranged oppositely and separated from the outer glass layer is arranged on the installation block, an air outlet frame is arranged at the top of the installation block, the upper end of the inner glass layer is inserted into the air outlet frame, the lower end of the inner glass layer is inserted into the installation block, an elastic buckle which can lock the air outlet frame is arranged on the installation block, an elastic buckle is arranged on each installation block, the elastic buckle is independently arranged on the installation block, an unlocking block which can push the elastic buckle to unlock is arranged on the air outlet frame, the unlocking block is provided with two unlocking blocks which are respectively arranged at the left end and the right end of the air outlet frame and correspond to the elastic buckles one by one, a position spring which can elastically press the unlocking block is arranged on the unlocking block, and one end of the resetting spring is sleeved on the air outlet frame, and one end of the air outlet frame is pressed on the air outlet frame. During installation, the inner glass layer is arranged on the installation block, the air outlet frame is covered, the air outlet frame extrudes the elastic buckle, the elastic buckle locks the air outlet frame, the unlocking block is pressed down during disassembly, the air outlet frame and the inner glass layer can be disassembled in sequence, and the inner glass layer can be disassembled quickly without using tools. However, the oven door locks and unlocks the air outlet frame through the elastic buckle, the buckle hole, the unlocking block and the return spring, so that the oven door has more parts, is complicated to assemble, has long assembly time and is low in efficiency.

In addition, when the door body was opened in the steaming mode work completion to the steam oven, door glass surface has a small amount of comdenstion water, and the comdenstion water drips ground easily, influences user experience, and current steam oven is equipped with the condensate water groove near a body department and is used for collecting the comdenstion water in the cavity bottom, and door body below is equipped with leads the condensate water structure, with the comdenstion water conservancy diversion on door body glass surface to the condensate water groove in, nevertheless open the door in-process can't guarantee that glass surface comdenstion water gets into the condensate water groove completely.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem that to above-mentioned prior art current situation, provide a convenient door body structure of dismantling, easy clear cooking equipment.

The utility model aims to solve the second technical problem to above-mentioned prior art current situation, provide a door body and open the door body and avoid the comdenstion water drippage to the cooking equipment's on ground on in-process glass surface door body structure.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: this cooking equipment's door body structure, including outer glass subassembly and interior glass subassembly, the left and right sides of outer glass subassembly is the side of rotating and the side that opens and shuts respectively, its characterized in that: the inner glass assembly is also provided with a rotating side and an opening and closing side, the rotating side of the inner glass assembly is rotatably connected with the rotating side of the outer glass assembly through a rotating connecting piece, and the opening and closing side of the inner glass assembly is buckled on the opening and closing side of the outer glass assembly through a buckling piece.

Preferably, the door body structure of the cooking equipment further comprises a middle glass assembly arranged between the outer glass assembly and the inner glass assembly, the middle glass assembly is also provided with a rotating side and an opening and closing side, the rotating side of the middle glass assembly is rotatably connected with the rotating side of the outer glass assembly through the rotating connecting piece, and the opening and closing side of the middle glass assembly is buckled on the opening and closing side of the outer glass assembly through the buckling piece.

The rotating connecting piece can have various structures, preferably, a hook support is installed on the rotating side of the outer glass assembly, the rotating connecting piece is installed on an upper hook and a lower hook on the hook support, and the middle glass assembly and the inner glass assembly are both rotatably connected to the upper hook and the lower hook.

In order to enable the middle glass assembly and the inner glass assembly to be rotatably connected to the upper hook and the lower hook, preferably, a middle glass upper hinge and a middle glass lower hinge are arranged on the rotating side of the middle glass assembly, an inner glass upper hinge and an inner glass lower hinge are arranged on the rotating side of the inner glass assembly, the middle glass upper hinge and the inner glass upper hinge are mounted on the upper hook, and the middle glass lower hinge and the inner glass lower hinge are mounted on the lower hook.

Preferably, the upper hook and the lower hook are L-shaped hooks, the horizontal section of each L-shaped hook is installed on the hook support, and the vertical section of each L-shaped hook is used for installing the middle glass upper hinge, the inner glass upper hinge, the middle glass lower hinge and the inner glass lower hinge.

In order to determine the lowest position of the middle glass assembly and the inner glass assembly and avoid abrasion caused by hard contact between hinges of the middle glass assembly and the inner glass assembly and the horizontal section of the L-shaped hook when the middle glass assembly and the inner glass assembly rotate, a lower positioning block is arranged at the lower part of the vertical section of the lower hook, and the middle glass lower hinge or the inner glass lower hinge is supported on the lower positioning block. The lower positioning block can be sleeved on the lower hook and can also be integrated with the lower hook.

The buckling pieces can have various structures, and in order to avoid breakage caused by direct buckling and matching of the glass edge and the metal buckle, the buckling pieces preferably comprise buckles and positioning frames, wherein the buckles are buckled with each other, the buckles are arranged on the opening and closing sides of the outer glass assembly, and the positioning frames are arranged on the opening and closing sides of the middle glass assembly and the inner glass assembly.

Further preferably, the buckle comprises an upper buckle and a lower buckle, and the locating rack comprises an upper middle glass locating rack and a lower middle glass locating rack which are arranged on the middle glass component, and an upper inner glass locating rack and a lower inner glass locating rack which are arranged on the inner glass component.

In order to fix the glass component and the inner glass component along the vertical direction of the glass, the buckle is provided with a middle glass stop rib and an inner glass stop rib.

In order to prevent the middle glass assembly and the inner glass from moving relatively after being buckled, a middle glass limiting support is arranged on the side, facing the inner glass assembly, of the middle glass assembly, an inner glass limiting support is arranged on the side, facing the middle glass assembly, of the inner glass assembly, the middle glass limiting support abuts against the inner glass limiting support, or a limiting sealing ring is arranged between the middle glass limiting support and the inner glass limiting support. The spacing between the middle glass component and the inner glass component can be ensured to be fixed through the limiting and sealing.

In order to make outer glass assembly rotate relative to the door frame, outer glass assembly has opened at the top of rotation side and has gone up the rotation shaft hole, has opened down the rotation shaft hole in the bottom of rotation side, outer glass assembly can rotate round the axle center of going up rotation shaft hole and lower rotation shaft hole.

The utility model provides a technical scheme that above-mentioned second technical problem adopted is: the bottom of the middle glass component and the bottom of the inner glass component are provided with water receiving grooves, water outlets are formed in the bottoms of the water receiving grooves, water outlet opening and closing mechanisms are arranged below the water receiving grooves, the water outlets are opened by the water outlet opening and closing mechanisms in a door body closing state, and the water outlets are closed by the water outlet opening and closing mechanisms in a door body opening state.

Delivery port closing mechanism can have multiple structure, preferably, delivery port closing mechanism includes pivot, torsional spring and clamp plate, the bottom at the water receiving tank is installed in the pivot, torsional spring and clamp plate cover are in the pivot, and the one end of torsional spring offsets with the water receiving tank, the other end of torsional spring with the bottom of clamp plate offsets, under the door body closed condition, can overcome after the clamp plate pressurized the torsion of torsional spring and revolute the rotation downwards of axis, and then open the delivery port is opened under the door body open condition, the clamp plate revolutes the rotation upwards and resets under the torsion effect of torsional spring, and then closes the delivery port.

In order to improve the sealing performance between the pressing plate and the water outlet, the water outlet opening and closing mechanism further comprises a sealing ring, and the sealing ring is installed around the pressing plate.

Preferably, the bottom of the water receiving tank is provided with two rotating shaft supports, the two rotating shaft supports are respectively positioned at two sides of the water outlet, and two ends of each rotating shaft are arranged on the corresponding rotating shaft supports.

In order to make the rotating shaft flexibly rotate and improve the wear resistance, the water outlet opening and closing mechanism further comprises shaft sleeves arranged at two ends of the rotating shaft, and the shaft sleeves are arranged on corresponding rotating shaft supports.

Compared with the prior art, the utility model has the advantages of: the rotation side of the inner glass assembly of the door body structure of the cooking equipment is rotatably connected with the rotation side of the outer glass assembly through the rotation connecting piece, the opening and closing side of the inner glass assembly is buckled on the opening and closing side of the outer glass assembly through the buckling piece, the inner glass can be conveniently disassembled from the outer glass, when the cooking equipment needs to be cleaned, the inner glass assembly only needs to be cleaned after being opened, water stains and dirt on the glass can be effectively removed, in addition, the water receiving tank is installed at the bottom of the door body, when the door body is closed, the water outlet is opened through the water outlet opening and closing mechanism at the bottom of the water receiving tank, when the door body is opened, the water outlet is closed through the water outlet opening and closing mechanism, therefore, condensed water in the water receiving tank is prevented from dropping on the ground, the surface of the door glass is ensured not to have condensed water to drop in the opening process of the door body, and the user experience is improved.

Drawings

Fig. 1 is a schematic structural view of a door body according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the door body shown in FIG. 1 with the middle and inner glass assemblies in an open position;

FIG. 3 is an exploded perspective view of the door body shown in FIG. 1;

FIG. 4 is an enlarged view of portion A of FIG. 1;

FIG. 5 is an enlarged view of portion B of FIG. 2;

fig. 6 is a schematic view of a partial structure of the embodiment of the present invention in a state where the door body is opened;

fig. 7 is a schematic view of a partial structure of the embodiment of the present invention in a state where the door body is closed;

fig. 8 is a schematic partial exploded view of the embodiment of the present invention in a state where the door body is opened;

fig. 9 is a partial structural sectional view of the embodiment of the present invention in a state where the door body is closed;

fig. 10 is a schematic structural diagram of a cooking apparatus according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 5, the door structure of the cooking apparatus of the present embodiment includes an outer glass assembly 1, a middle glass assembly 2, and an inner glass assembly 3. Use the direction that arrow head C shows in figure 2 to be the dextrad, the right side of outer glass subassembly 1 is for rotating the side, and the left side of outer glass subassembly 1 is for opening and shutting the side, and outer glass subassembly 1 is opened at the top of rotating the side has last pivot hole 11, and the bottom of rotating the side has lower pivot hole (not shown in the figure), and outer glass subassembly 1 can rotate round the axle center of last pivot hole 11 and lower pivot hole to realize opening and closing of the door body. A handle 10 is installed at the opening and closing side of the outer glass assembly 1, so that a user can conveniently open the door.

The middle glass component 2 and the inner glass component 3 also each have a turning side and an opening and closing side. The rotating side of the middle glass component 2 is rotationally connected with the rotating side of the outer glass component 1 through a rotating connecting piece, the rotating side of the inner glass component 3 is rotationally connected with the rotating side of the outer glass component 1 through a rotating connecting piece, and the rotating connecting piece is close to the rotating side. The opening and closing side of the middle glass component 2 and the opening and closing side of the inner glass component 3 are buckled on the opening and closing side of the outer glass component 1 through buckling pieces.

As shown in fig. 3, a hook bracket 4 is installed at a rotation side of the outer glass assembly 1, an upper hook 51 and a lower hook 52 are installed on the hook bracket 4, the upper hook 51 and the lower hook 52 constitute a rotation connector, and the middle glass assembly 2 and the inner glass assembly 3 are rotatably connected to the upper hook 51 and the lower hook 52. Specifically, the upper hook 51 and the lower hook 52 are both L-shaped hooks, and the horizontal section of the L-shaped hook is installed on the hook support 4. The rotating side of the middle glass component 2 is provided with a middle glass upper hinge 21 and a middle glass lower hinge 22, the rotating side of the inner glass component 3 is provided with an inner glass upper hinge 31 and an inner glass lower hinge 32, the middle glass upper hinge 21 and the inner glass upper hinge 31 are in cross fit and are both installed on the vertical section of the upper hook 51, the middle glass lower hinge 22 and the inner glass lower hinge 32 are in cross fit and are both installed on the vertical section of the lower hook 52, namely, the hinge and the vertical section of the hook are in coaxial fit. In order to determine the lowest position of the middle glass assembly 2 and the inner glass assembly 3 and avoid abrasion caused by hard contact between the hinge of the middle glass assembly 2 and the horizontal section of the L-shaped hook when the middle glass assembly 2 and the inner glass assembly 3 rotate, the lower part of the vertical section of the lower hook 52 is sleeved with the lower positioning block 6, the lower positioning block 6 plays a role in positioning and can adopt a plastic part, and in the embodiment, the lower hinge 22 of the middle glass is supported on the lower positioning block 6.

The buckling piece of this embodiment includes buckle and locating rack of mutual lock, and wherein, the buckle is located the side that opens and shuts of outer glass subassembly 1, and the locating rack is located the side that opens and shuts of well glass subassembly 2 and interior glass subassembly 3. Specifically, the buckle comprises an upper buckle 71 and a lower buckle 72, and the upper buckle 71 and the lower buckle 72 are both thin sheet metal parts and have certain deformation capacity when being pressed. The upper buckle 71 and the lower buckle 72 are both provided with a middle glass stop rib 73 and an inner glass stop rib 74; the positioning frames comprise an upper middle glass positioning frame 23, a lower middle glass positioning frame 24, an upper inner glass positioning frame 33 and a lower inner glass positioning frame 34, wherein the upper middle glass positioning frame 23 and the lower middle glass positioning frame 24 are arranged on the opening and closing side of the middle glass assembly 2, and the upper inner glass positioning frame 33 and the lower inner glass positioning frame 34 are arranged on the opening and closing side of the inner glass assembly 3. After the installation, taking the middle glass assembly 2 as an example, the middle glass upper positioning frame 23 and the middle glass lower positioning frame 24 are fixed at the edge of the middle glass and respectively matched with the upper buckle 71 and the lower buckle 72, so as to avoid the breakage caused by the direct matching of the middle glass edge and the metal buckle. The buckling structure of the inner glass assembly 3 and the outer glass assembly 1 is the same, and will not be described herein.

In addition, the side of the middle glass component 2 facing the inner glass component 3 is provided with a middle glass limiting bracket 25, and the side of the inner glass component 3 facing the middle glass component 2 is provided with an inner glass limiting bracket 35. After the door body is installed, the middle glass limiting bracket 25 abuts against the inner glass limiting bracket 35, and the figure 9 is shown. In addition, a limiting sealing ring (not shown) can be arranged between the middle glass limiting bracket 25 and the inner glass limiting bracket 35 for buffering, so that the space between the middle glass assembly 2 and the inner glass assembly 3 can be ensured to be constant, and the mutual movement can be prevented.

The installation sequence of the door body structure is as follows:

firstly, the upper and lower hinges of the middle glass assembly 2 and the inner glass assembly 3 are firstly in cross fit, the hinge of the middle glass assembly 2 is arranged below the corresponding hinge of the inner glass assembly 3, then the hinges of the two assemblies are sleeved on the upper hook 51 and the lower hook 52 together, the middle glass assembly 2 is rotated, the middle glass upper positioning frame 23 is clamped in the upper buckle 71, the middle glass lower positioning frame 24 is clamped in the lower buckle 72, finally the inner glass assembly 3 is rotated, the inner glass upper positioning frame 33 is clamped in the upper buckle 71, the inner glass lower positioning frame 34 is clamped in the lower buckle 72, and the middle glass stop ribs 73 and the inner glass stop ribs 74 on the upper buckle 71 and the lower buckle 72 respectively fix the middle glass assembly 2 and the inner glass assembly 3 along the vertical glass direction to complete assembly. The operation steps are opposite to the steps when the door body needs to be disassembled to clean the glass.

As shown in fig. 6 to 10, in the door structure of the cooking apparatus of the present embodiment, the water receiving tank 8 is installed at the bottom of the middle glass assembly 2 and the inner glass assembly 3, the water outlet 81 is opened at the bottom of the water receiving tank 8, the water outlet opening and closing mechanism 9 is installed below the water receiving tank 8, the water outlet opening and closing mechanism 9 opens the water outlet 81 when the door is in the closed state, and the water outlet opening and closing mechanism 9 closes the water outlet 81 when the door is in the open state.

The bottom of the water receiving tank 8 is provided with two rotating shaft brackets 82, and the two rotating shaft brackets 82 are respectively positioned at two sides of the water outlet 81. The water outlet opening and closing mechanism 9 of this embodiment is a rotating mechanism, and specifically includes a rotating shaft 91, a torsion spring 92, a pressing plate 93, a sealing ring 94, and a shaft sleeve 95. Wherein, the shaft sleeve 95 is sleeved on both ends of the rotating shaft 91 and is installed on the corresponding rotating shaft bracket 82, so that the rotating shaft 91 is installed on the corresponding rotating shaft bracket 82. Torsion spring 92 and clamp plate 93 cover are on pivot 91, and the one end of torsion spring 92 offsets with the lateral wall of water receiving tank 8, and the other end of torsion spring 92 offsets with the bottom of clamp plate 93. The sealing ring 94 is installed around the pressing plate 93, and the sealing ring 94 is used for improving the sealing performance between the pressing plate 93 and the water outlet 81.

As shown in fig. 10, the cooking apparatus of the present embodiment is a commercial steaming and baking all-in-one machine, which includes a cooking cavity and a door installed at the front side of the cooking cavity. The door body comprises an outer glass assembly 1, a middle glass assembly 2 and an inner glass assembly 3, and the water receiving tank 8 is used for collecting condensed water condensed on the middle glass 2 and the inner glass 3.

In the cooking process, the door body is closed, the front end 931 of the pressure plate is contacted with the cooking cavity, the pressure plate 93 overcomes the torsion of the torsion spring 92 after being pressed and rotates downwards around the rotating shaft 91, and then the water outlet 81 at the bottom of the water receiving tank 8 is opened, and at the moment, the condensed water in the water receiving tank 8 can flow to a condensed water tank (not shown in the figure) of the whole machine through the water outlet 81; after the culinary art is finished, open the door body, pressure plate front end 931 is not stressed, and pressure plate 93 revolutes axis of rotation 91 under torsional spring 92's torsion effect and upwards rotates and reset, and the delivery port 81 bottom that withstands water receiving tank 8 is closed to delivery port 81, at this moment, can prevent that the condensation water in the water receiving tank 8 from dripping to the ground, has guaranteed that the door body is opened the in-process glass subassembly 2 and is not dripped with interior glass subassembly 3 surface condensation water.

Although, the door body structure of this embodiment has the three-layer glass subassembly, the utility model discloses also protect the double door body structure that only outer glass subassembly and interior glass subassembly constitute.

The door body structure of the embodiment is not only suitable for a commercial steaming and baking integrated machine, but also suitable for other cooking equipment such as a steam box, an oven and the like.

Furthermore, directional terms, such as "front," "rear," "upper," "lower," "left," "right," "side," "top," "bottom," and the like, used in the description and claims of the present invention are used to describe various example structural portions and elements of the present invention, but are used herein for convenience of description only and are to be determined based on example orientations shown in the accompanying drawings. Because the disclosed embodiments may be oriented in different directions, the directional terms are used for descriptive purposes and are not intended to be limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite or coincident with the direction of gravity.

Claims (15)

1. The utility model provides a cooking equipment's door body structure, is including outer glass subassembly (1) and interior glass subassembly (3), the left and right sides of outer glass subassembly (1) is the side of rotating and the side that opens and shuts respectively, its characterized in that: the inner glass assembly (3) is also provided with a rotating side and an opening and closing side, the rotating side of the inner glass assembly (3) is rotatably connected with the rotating side of the outer glass assembly (1) through a rotating connecting piece, and the opening and closing side of the inner glass assembly (3) is buckled on the opening and closing side of the outer glass assembly (1) through a buckling piece.

2. The door structure of a cooking apparatus according to claim 1, wherein: the glass component comprises an outer glass component (1) and an inner glass component (3), and is characterized by further comprising a middle glass component (2) arranged between the outer glass component (1) and the inner glass component (3), wherein the middle glass component (2) is also provided with a rotating side and an opening and closing side, the rotating side of the middle glass component (2) is rotatably connected with the rotating side of the outer glass component (1) through a rotating connecting piece, and the opening and closing side of the middle glass component (2) is buckled on the opening and closing side of the outer glass component (1) through a buckling piece.

3. The door structure of a cooking apparatus according to claim 2, wherein: couple support (4) are installed to the side of rotating of outer glass subassembly (1), the connecting piece is for installing last couple (51) and lower couple (52) on the couple support rotate, well glass subassembly (2) and interior glass subassembly (3) all rotate to be connected go up couple (51) and lower couple (52).

4. The door structure of a cooking apparatus according to claim 3, wherein: the middle glass upper hinge (21) and the middle glass lower hinge (22) are arranged on the rotating side of the middle glass assembly (2), the inner glass upper hinge (31) and the inner glass lower hinge (32) are arranged on the rotating side of the inner glass assembly (3), the middle glass upper hinge (21) and the inner glass upper hinge (31) are installed on the upper hook (51), and the middle glass lower hinge (22) and the inner glass lower hinge (32) are installed on the lower hook (52).

5. The door structure of a cooking apparatus according to claim 4, wherein: the upper hook (51) and the lower hook (52) are both L-shaped hooks, the horizontal sections of the L-shaped hooks are installed on the hook support (4), and the vertical sections of the L-shaped hooks are used for installing the middle glass upper hinge (21), the inner glass upper hinge (31), the middle glass lower hinge (22) and the inner glass lower hinge (32).

6. The door structure of a cooking apparatus according to claim 5, wherein: a lower positioning block (6) is arranged at the lower part of the vertical section of the lower hook (52), and the middle glass lower hinge (22) or the inner glass lower hinge (32) is supported on the lower positioning block (6).

7. The door structure of a cooking apparatus according to claim 2, wherein: the buckling piece comprises a buckle and a positioning frame which are mutually buckled, the buckle is arranged on the opening and closing side of the outer glass assembly (1), and the positioning frame is arranged on the opening and closing side of the middle glass assembly (2) and the inner glass assembly (3).

8. The door structure of a cooking apparatus according to claim 7, wherein: the buckle includes buckle (71) and lower buckle (72), locating rack (24) and locating rack (34) under locating rack (33) and the interior glass on locating rack (3) on locating rack (24) and the interior glass on locating rack on the well glass subassembly (2) on locating rack.

9. The door structure of a cooking apparatus according to claim 7, wherein: the buckle is provided with a middle glass stop rib (73) and an inner glass stop rib (74).

10. The door structure of a cooking apparatus according to claim 2, wherein: the side, facing the inner glass component (3), of the middle glass component (2) is provided with a middle glass limiting support (25), the side, facing the middle glass component (2), of the inner glass component (3) is provided with an inner glass limiting support (35), the middle glass limiting support (25) abuts against the inner glass limiting support (35), or a limiting sealing ring is arranged between the middle glass limiting support (25) and the inner glass limiting support (35).

11. The door structure of a cooking apparatus according to any one of claims 2 to 10, wherein: the water receiving tank (8) is mounted at the bottoms of the middle glass assembly (2) and the inner glass assembly (3), a water outlet (81) is formed in the bottom of the water receiving tank (8), a water outlet opening and closing mechanism (9) is mounted below the water receiving tank (8), the water outlet opening and closing mechanism (9) opens the water outlet (81) when the door body is closed, and the water outlet opening and closing mechanism (9) closes the water outlet (81) when the door body is opened.

12. The door structure of a cooking apparatus according to claim 11, wherein: delivery port closing mechanism (9) are including pivot (91), torsional spring (92) and clamp plate (93), the bottom at water-receiving tank (8) is installed in pivot (91), torsional spring (92) and clamp plate (93) cover are on pivot (91), and the one end and the water-receiving tank (8) of torsional spring (92) offset, the other end of torsional spring (92) with the bottom of clamp plate (93) offsets, under the state is closed to the door body, can overcome behind clamp plate (93) the torsion of torsional spring (92) and revolute axle (91) downwardly rotating, and then open delivery port (81), under the state is opened to the door body, clamp plate (93) revolute axle (91) under the torsion effect of torsional spring (92) upwards rotates and resets, and then closes delivery port (81).

13. The door structure of a cooking apparatus according to claim 12, wherein: the water outlet opening and closing mechanism (9) further comprises a sealing ring (94), and the sealing ring (94) is installed on the periphery of the pressing plate (93).

14. The door structure of a cooking apparatus according to claim 12, wherein: the bottom of water receiving tank (8) is equipped with pivot support (82), pivot support (82) have two and are located respectively the both sides of delivery port (81), install on corresponding pivot support (82) at the both ends of pivot (91).

15. The door structure of a cooking apparatus according to claim 14, wherein: the water outlet opening and closing mechanism (9) is characterized by further comprising shaft sleeves (95) arranged at two ends of the rotating shaft, and the shaft sleeves (95) are arranged on the corresponding rotating shaft supports (82).

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