CN213510287U - Cooking appliance's door handle structure, door body group spare and oven thereof - Google Patents

Abstract

A door handle structure of a cooking appliance, a door body assembly and an oven thereof comprise a door handle and a rear door frame, wherein the door handle is positioned on the outer side in front of a front door frame and a front glass; the door body assembly of the cooking appliance comprises a front door frame and a rear door frame, wherein the length L and the height H of the outer edge of the front door frame are respectively greater than the length L1 and the height H1 of the outer edge of the rear door frame; in the front-back direction, the thickness W of the front door frame is less than the thickness W1 of the back door frame, and a step is formed at the joint of the front door frame and the back door frame. The utility model discloses guarantee glass's integrality, need not additionally be equipped with the screw hole for glass, because the mode design that the door handle is not connected with glass, can ensure that preceding, back glass's size is the same, and the structure is more simple, convenient production, and the glass equipment is more convenient and fast, and double glazing designs the radiating efficiency higher.

Description

Cooking appliance's door handle structure, door body group spare and oven thereof

Technical Field

The utility model relates to a cooking appliance, concretely relates to cooking appliance's door handle structure, door body group spare and oven thereof, this cooking appliance's door body group spare can also use on electric steam stove and evaporate roast all-in-one.

Background

The door body assembly of the existing oven is of a double-layer glass structure and is divided into a front glass and a rear glass, the door body assembly is beneficial to heat dissipation of the oven, and the door handle is generally designed in two ways, namely, the door handle is directly arranged on the front glass, and the door handle is not directly arranged on the glass but is additionally arranged on the single side edge of the front glass. The installation mode of the door handle needs to open holes on the glass, so that the glass is broken possibly in production, production materials are wasted, the production period is delayed, and the production cost is increased.

The front end face of the box body of some door bodies and the oven is in close contact with each other to prevent heat loss in the cooking cavity, but the heat dissipation effect of the door bodies is poor, and the heat in the cooking cavity is easily transferred to the front door frame of the door bodies.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a radiating effect is good, the door handle is installed easily, thermal-insulated respond well, effectively replaces current cooking appliance's door handle and the structure of glass installation, avoids the glass trompil and appears cracked cooking appliance's door handle structure, door body group spare and oven to overcome the weak point among the prior art.

The door handle structure of the cooking appliance comprises a door handle and a rear door frame, wherein the door handle is positioned on the outer side in front of the front door frame and the front glass, connecting parts are arranged at two ends of the door handle, and two ends of the door handle surround the left and right outer edges of the front glass and are fixedly connected with the front door frame or the rear door frame.

The door handle comprises a door handle support, a door handle metal sleeve and a door handle patch, wherein the door handle metal sleeve covers the outer surface of the door handle support, a door handle double-sided adhesive is arranged between the door handle metal sleeve and the door handle patch, and the door handle patch is adhered to the door handle metal sleeve through the door handle double-sided adhesive; the both sides of preceding door frame rear end face all are equipped with the boss, and the both ends of door handle support are equipped with the kink respectively, and the kink is installed on the boss, and the two each other is the fastening connection.

The door body assembly of the cooking appliance comprises a front door frame and a rear door frame, wherein the front door frame is provided with a door handle structure of the cooking appliance; the length L and the height H of the outer edge of the front door frame are respectively greater than the length L1 and the height H1 of the outer edge of the rear door frame; in the front-back direction, the thickness W of the front door frame is less than the thickness W1 of the back door frame, and a step is formed at the joint of the front door frame and the back door frame.

The door body assembly of the cooking appliance also comprises front glass arranged on the front door frame and middle glass arranged on the inner side of the rear door frame, a first gap is formed between the front glass and the middle glass, and heat dissipation holes communicated with the first gap are formed in the top and/or the bottom of the rear door frame; the heat dissipation holes at the top and/or the bottom of the rear door frame and the first gap form a heat dissipation air duct.

The rear door frame is also provided with rear glass, a second gap is formed between the middle glass and the rear glass, and the second gap forms a heat insulation layer; the rear door frame comprises a fixing frame and a glass bracket, the fixing frame is enclosed by an upper frame, a left frame and a right frame, and the glass bracket is enclosed by a lower frame, a left glass fixing part and a right glass fixing part; wherein, the periphery of going up frame and left and right frame is equipped with the hem respectively, goes up frame and left and right frame inboard and is equipped with a plurality of dog respectively, and the third space between hem and the dog forms the draw-in groove A that is used for inserting back glass, goes up frame and left and right frame inboard and still is equipped with a plurality of each other interval setting and the fender muscle, the screens muscle that correspond respectively, keeps off the fourth space formation between muscle, the screens muscle and is used for inserting middle glass's draw-in groove B.

The fixed frame is detachably connected with the glass bracket, a left insertion groove and a right insertion groove are formed between the folded edges of the left frame and the right frame and the inner side of the front door frame respectively, the left glass fixing piece and the right glass fixing piece are inserted into the left insertion groove and the right insertion groove respectively, the left glass fixing piece is fixedly connected with the left frame, and the right glass fixing piece is fixedly connected with the right frame, so that the middle glass and the rear glass are fixedly installed on the rear door frame.

The left glass fixing piece and the right glass fixing piece are respectively hinged with the box body of the cooking appliance; the opening of the cavity of the cooking appliance is provided with a front baffle plate, and when the door body assembly is closed towards the cavity of the cooking appliance, the rear end part of the rear door frame is tightly contacted with the front baffle plate so as to seal the opening of the cavity of the cooking appliance; the front door frame is far away from the box body of the cooking appliance.

Be equipped with sunken on the preceding door frame, the preceding terminal surface periphery of preceding door frame all is equipped with bellied card limit forward, and the storage tank that is used for installing glass before card limit and sunken enclose the synthesis, and preceding glass adhesion is in the storage tank.

The front glass is provided with a display window and/or a user operation interface which covers or partially covers the front glass so as to display and control the cooking process; be equipped with the control box subassembly on the preceding glass, the control box subassembly includes display screen, display panel upper cover, display panel lower cover to and install the display PCB board between the upper and lower cover of display panel, display panel upper cover and display screen bonding, display panel upper cover and display panel lower cover lock.

An oven designed according to this purpose includes box, door frame, its characterized in that: the door body assembly of the cooking appliance is arranged on the box body; or the door frame of the oven is provided with the door handle structure of the cooking appliance.

The utility model has the advantages as follows:

a. a step is arranged on one side of the front door frame, when the door body assembly is closed towards the cooking appliance cavity, the edge of the rear end of the step is in contact with a front baffle of the cooking appliance cavity, and the front door frame is far away from the cooking appliance box body; the front baffle plate of the cavity of the cooking appliance is attached to the rear door frame to effectively replace the rear door frame, so that heat transfer is blocked;

b. the heat dissipation holes at the top and/or the bottom of the rear door frame and the first gap between the front glass and the middle glass form a heat dissipation air duct; the control box component arranged on the front glass is convenient to dissipate heat;

c. a third gap between the folded edge and the stop block forms a clamping groove A for inserting the rear glass, and a fourth gap between the blocking rib and the clamping rib forms a clamping groove B for inserting the middle glass; the middle glass and the rear glass are convenient to mount;

d. the stop block is provided with a bump corresponding to the middle glass so as to prevent the middle glass from approaching the rear glass and ensure the distance between the middle glass and the rear glass;

e. the rib is provided with a convex rib corresponding to the rear glass to prevent the rear glass from approaching the middle glass, so that the distance between the rear glass and the middle glass is ensured, a second gap between the rear glass and the middle glass forms a heat insulation layer, the heat of the cooking cavity is prevented from being transferred to the front door frame, and the heat transfer is effectively blocked;

f. two ends of the door handle are wound around the front glass to reach the rear end face of the front door frame, corresponding screw holes are formed, and the door handle and the front door frame are locked through screws; the structure of the glass and the door handle assembly is eliminated;

g. the left glass fixing piece and the right glass fixing piece are respectively and fixedly connected with the left frame and the right frame, so that the middle glass and the rear glass are fixedly arranged on the rear door frame, and the middle glass and the rear glass are prevented from moving up and down.

In sum, the utility model effectively solves the problem that the door handle is specially installed for the glass hole when the glass is assembled, and the sizes of the front glass and the rear glass are different due to the door handle, thereby bringing difficulty to the assembly production; the assembly of the glass is inconvenient, and the like.

Furthermore, the utility model discloses guarantee glass's integrality, do not need extra for glass tapping hole, because the door handle does not design with the mode that glass is connected, can ensure that preceding, back glass's size is the same, the structure is more simple, convenient production, and the glass equipment is more convenient and fast, and double glazing designs the radiating efficiency higher.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a cooking appliance according to an embodiment of the present invention.

Fig. 2 is a partially enlarged view of fig. 1.

Fig. 3 is a schematic view of a three-dimensional structure of a door assembly of a cooking appliance according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of the cooking appliance according to an embodiment of the present invention after the door assembly is detached from the rear glass.

Fig. 5, 6 and 7 are partially enlarged views of fig. 4, respectively.

Fig. 8 is a schematic structural view of the door assembly of the cooking appliance according to an embodiment of the present invention after the rear glass and the middle glass are detached.

Fig. 9 is a partially enlarged view of fig. 8.

Fig. 10 is an exploded schematic view of a door assembly and a door handle structure of a cooking appliance according to an embodiment of the present invention.

Fig. 11, 12, 13, 14 and 15 are partially enlarged views of fig. 10.

Fig. 16 is a schematic view of a partially exploded structure of a door assembly of a cooking appliance according to an embodiment of the present invention.

Fig. 17 and 18 are schematic diagrams of the front door frame and the rear door frame respectively according to an embodiment of the present invention.

In the figure, 1 is a front door frame, 1.1 is a recess, 1.2 is a clamping edge, 1.3 is a boss, 2 is a rear door frame, 2.1 is a heat dissipation hole, 3 is a fixing frame, 3.1 is an upper frame, 3.2 is a left frame, 3.3 is a right frame, 4 is a front glass, 5 is a middle glass, 6 is a rear glass, 7 is a glass bracket, 7.1 is a lower frame, 7.2 is a left glass fixing, 7.3 is a right glass fixing, 8 is a folding edge, 9 is a stopper, 9.1 is a bump, 10 is a blocking rib, 10.1 is a convex rib, 11 is a blocking rib, 12 is a door handle, 12.1 is a door handle bracket, 12.2 is a door handle metal sleeve, 12.3 is a door handle patch, 12.4 is a door handle, 12.5 is a bending part, 13 is a box body, 13.1 is a front end face, 14 is a display screen, 15 is a display panel upper cover, 16 is a display panel lower cover, 17 is a display panel, 18 is an upper panel, 19C is a left double-sided tape, 21D is a double-sided tape, 22 is an upper double-sided adhesive tape E, 23 is a lower double-sided adhesive tape E, 24 is a left double-sided adhesive tape F, 25 is a right double-sided adhesive tape F, 26 is an installation boss, and 27 is an insertion part.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1, 17 and 18, a door assembly of a cooking appliance comprises a front door frame 1 and a rear door frame 2, wherein the length L and the height H of the outer edge of the front door frame 1 are respectively greater than the length L1 and the height H1 of the outer edge of the rear door frame 2; in the front and rear direction, the thickness W of the front door frame 1 is smaller than the thickness W1 of the rear door frame 2, a step is formed at the joint of the front door frame 1 and the rear door frame 2, when the door body assembly is closed towards the cavity of the cooking appliance, the rear end edge of the step is contacted with the front baffle of the cavity of the cooking appliance, and the front door frame 1 is far away from the front end surface 13.1 of the cooking appliance box body 13 and the distance between the front end surface and the front end surface forms an air isolating layer.

In this embodiment, the top, the left and the right sides of the box 13 are respectively provided with heat dissipating meshes.

Referring to fig. 2 and 3, the door assembly of the cooking appliance further comprises a front glass 4 mounted on the front door frame 1 and a middle glass 5 mounted on the inner side of the rear door frame 2, a first gap is formed between the front glass 4 and the middle glass 5, and heat dissipation holes 2.1 communicated with the first gap are formed in the top and/or the bottom of the rear door frame 2; the heat dissipation holes 2.1 at the top and/or the bottom of the rear door frame 2 and the first gap form a heat dissipation air duct.

In the embodiment, the top and the bottom of the fixing frame 3 are provided with heat dissipation holes 2.1. The control box assembly which is convenient to be arranged on the front glass 4 can radiate heat. The heat generated by the control box component is discharged to the outside air through the heat dissipation air duct and the heat dissipation holes 2.1, and the outside cold air enters the heat dissipation air duct through the heat dissipation holes 2.1.

Referring to fig. 4, the rear door frame is further provided with a rear glass 6, a second gap is formed between the middle glass 5 and the rear glass 6, and the second gap forms a heat insulation layer; the rear door frame 2 comprises a fixed frame 3 and a glass bracket 7, and the fixed frame 3 is enclosed by an upper frame 3.1, a left frame 3.2 and a right frame 3.3.

The glass bracket 7 is enclosed by a lower frame 7.1 and left and right glass fixing pieces 7.2 and 7.3.

The left and right glass fixing pieces 7.2 and 7.3 are respectively hinged with the cooking appliance box body 13; a front baffle is arranged at the opening of the cavity of the cooking appliance, and when the door body assembly is closed towards the cavity of the cooking appliance, the rear end part of the rear door frame 2 is in close contact with the front baffle so as to seal the opening of the cavity of the cooking appliance; the front door frame 1 is far away from the cabinet 13 of the cooking appliance.

Referring to fig. 5, the peripheries of the upper frame 3.1 and the left and right frames 3.2, 3.3 are respectively provided with a folded edge 8, the inner sides of the upper frame 3.1 and the left and right frames 3.2, 3.3 are respectively and uniformly provided with a plurality of stop dogs 9, a third gap between the folded edge 8 and the stop dogs 9 forms a clamping groove a for inserting the rear glass 6, the rear glass 6 is inserted into the clamping groove a, and the upper frame 3.1 and the left and right frames 3.2, 3.3 and the lower frame 7.1 respectively coat the outer edge of the rear glass 6.

Referring to fig. 5, the stopper 9 is provided with a projection 9.1 corresponding to the intermediate glass 5 to prevent the intermediate glass 5 from approaching the rear glass 6, and to secure a space between the intermediate glass 5 and the rear glass 6.

In this embodiment, the rear end face of the front door frame 1 is provided with a boss 1.3, the left and right ends of the door handle 12 are provided with bending positions, the bending positions at the two ends of the door handle 12 are fixedly connected with the boss 1.3 by respectively bypassing the left and right outer edges of the front glass 4, the bending positions and the boss 1.3 are respectively provided with mounting holes, and screws are in threaded connection with the mounting holes.

Referring to fig. 6 and 8, a plurality of blocking ribs 10 and clamping ribs 11 which are arranged at intervals and correspond to each other are further respectively arranged on the inner sides of the upper frame 3.1 and the left and right frames 3.2 and 3.3, and a clamping groove B for inserting the middle glass 5 is formed in a fourth gap between the blocking ribs 10 and the clamping ribs 11; the middle glass 5 is inserted into the clamping groove B, and the upper frame 3.1, the left frame 3.2, the right frame 3.3 and the lower frame 7.1 respectively coat the outer edge of the middle glass 5.

In this embodiment, the blocking ribs 10 and the blocking ribs 11 are respectively arranged in a staggered manner with respect to the stoppers 9.

Referring to fig. 9, the rib 10 is provided with a convex rib 10.1 corresponding to the rear glass 6 to prevent the rear glass 6 from approaching the middle glass 5, so as to ensure the distance between the rear glass 6 and the middle glass 5, and a second gap between the rear glass 6 and the middle glass 5 forms a heat insulation layer to prevent the heat of the cooking cavity from being transferred to the front door frame 1, thereby effectively blocking the heat transfer.

Referring to fig. 12 and 13, bosses 1.3 are disposed on both sides of the rear end surface of the front door frame 1, bent portions 12.5 are disposed on both ends of the door handle bracket 12.1, and the bent portions 12.5 are mounted on the bosses 1.3 and are fastened to each other.

In the present embodiment, the two ends of the door handle patch 12.3 are provided with bending pieces corresponding to the two end bending parts 12.5 of the door handle bracket 12.1, respectively. The bending sheet is provided with a through hole, and the screw penetrates through the through hole.

Referring to fig. 10 and 11, a recess 1.1 is formed in the front door frame 1, a clamping edge 1.2 protruding forward is formed on the periphery of the front end face of the front door frame 1, a containing groove for installing the front glass 4 is formed by enclosing the clamping edge 1.2 and the recess 1.1, and the front glass 4 is adhered in the containing groove. The beads 1.2 cover the outer edge of the front glass 4.

In the present embodiment, the front glass 4 is adhered in the accommodating groove in the front doorframe 1 by the upper and lower double-sided tapes C18, 19, and the left and right double-sided tapes D20, 21. Upper and lower double-sided tapes C18, 19 and left and right double-sided tapes D20, 21 are respectively stuck to the periphery of the front glass 4.

Referring to fig. 10, the front glass 4 is provided with a control box assembly, the control box assembly includes a display panel 14, a display panel upper cover 15, a display panel lower cover 16, and a display PCB 17 mounted between the display panel upper and lower covers 15, 16, the display panel upper cover 15 and the display panel 14 are adhered, and the display panel upper cover 15 and the display panel lower cover 16 are fastened.

In the present embodiment, the display panel upper cover 15 is adhered to the display screen 14 by upper and lower double-sided tapes E22, 23, and left and right double-sided tapes F24, 25. The display panel upper cover 15 is provided with a fastening hole, and the display panel lower cover 16 is provided with a convex fastener, and the fastening hole and the convex fastener are fastened to tightly connect the display panel upper cover 15 and the display panel lower cover 16.

Referring to fig. 14 and 15, a left insertion groove and a right insertion groove are formed between the folded edges of the left and right side frames 3.2 and 3.3 and the inner side of the front door frame 1 respectively, the left and right glass fixing pieces 7.2 and 7.3 are inserted into the left and right insertion grooves respectively, the left glass fixing piece 7.2 is fixedly connected with the left side frame 3.2, and the right glass fixing piece 7.3 is fixedly connected with the right side frame 3.3, so that the middle glass 5 and the rear glass 6 are fixedly installed in the rear door frame 2; in addition, the fixed frame 3 and the front door frame 1 are integrally formed with each other by drawing and punching; alternatively, the front door frame 1 of the fixed frame 3 is fastened and connected by welding or screws.

The louvre 2.1 of back door frame bottom sets up on lower frame 7.1.

The lower frame 7.1 and the left and right glass fixing pieces 7.2 and 7.3 are used for fixing the rear glass 6 and the middle glass 5 and preventing the rear glass 6 and the middle glass 5 from moving up and down.

In the present embodiment, the fixing frame 3 and the front doorframe 1 are integrally formed with each other.

Referring to fig. 14, left and right insertion grooves are formed between the folded edges of the left and right side frames 3.2 and 3.3 and the inner side of the front door frame 1, and mounting bosses 26 are provided in the insertion grooves, and mounting holes are provided on the mounting bosses 26.

Referring to fig. 15, the left and right glass fixtures 7.2 and 7.3 are respectively provided with a step-shaped insertion portion 27 corresponding to the bosses, the insertion portion 27 is provided with a mounting hole, and the left and right glass fixtures 7.2 and 7.3 are fastened by screws after being respectively inserted into the left and right insertion grooves.

The left glass fixing piece 7.2 and the right glass fixing piece 7.3 are respectively hinged with the box body 13 of the cooking appliance, and the door body assembly rotates around the left glass fixing piece 7.2 and the right glass fixing piece 7.3; after the door body assembly is closed, the folded edge 8 of the upper frame 3.1 is in close contact with a front baffle of the cooking appliance cavity so as to seal the opening of the cooking appliance cavity.

Referring to fig. 16, the front glass 4 is provided with a display window and/or a user operation interface covering or partially covering the front glass 4 to display and manipulate the cooking process.

In the present embodiment, a control box assembly that partially covers the front glass 4 is provided on the front glass 4, and touch control is adopted.

Referring to fig. 7, the door handle structure of the cooking appliance includes a door handle 12 located at the front outer side of the front door frame 1 and the front glass 4, the door handle 12 is provided with connecting parts at both ends, and both ends of the door handle 12 surround the left and right outer edges of the front glass 4 and are fixedly connected with the front door frame 1 or the rear door frame 2

Referring to fig. 10, door handle 12 includes door handle bracket 12.1, door handle metal sleeve 12.2 and door handle patch 12.3, door handle metal sleeve 12.2 covers the outer surface of door handle bracket 12.1, door handle double-sided adhesive 12.4 is provided between door handle metal sleeve 12.2 and door handle patch 12.3, and door handle patch 12.3 is adhered to door handle metal sleeve 12.2 through door handle double-sided adhesive 12.4.

The technical scheme adopted by the embodiment is that the main body (door handle bracket 12.1) of the door handle 12 is arranged on the outer side of the front glass 4, two ends of the door handle 12 pass around the front glass 4 to the rear end surface of the front door frame 1, corresponding screw holes are formed in two screw thread positions (one is arranged at the outer edge of the fixed frame 3 and the other is arranged at two ends of the door handle 12) in the figure, and the door handle 12 and the front door frame 1 are locked through screws.

Referring to fig. 1, the oven comprises an oven body and a door frame, wherein the oven body is provided with the door body assembly of the cooking appliance. The top, the left side and the right side of the box body are respectively provided with radiating meshes. Or the door frame is provided with the door handle structure of the cooking appliance.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A door handle structure of cooking appliance, including being located door handle (12) of preceding door frame (1) and front glass (4) the place ahead outside, back door frame (2), its characterized in that: two ends of the door handle (12) are provided with connecting parts, and two ends of the door handle (12) surround the left and right outer edges of the front glass (4) and are fixedly connected with the front door frame (1) or the rear door frame (2);

wherein, preceding door frame (1) rear end face both sides all are equipped with boss (1.3), and the both ends of door handle support (12.1) are equipped with kink (12.5) respectively, and kink (12.5) are installed on boss (1.3), and the two each other is the fastening connection.

2. The door handle structure of the cooking appliance according to claim 1, wherein the door handle (12) comprises a door handle support (12.1), a door handle metal sleeve (12.2) and a door handle patch (12.3), the door handle metal sleeve (12.2) covers the outer surface of the door handle support (12.1), a door handle double-sided adhesive (12.4) is arranged between the door handle metal sleeve (12.2) and the door handle patch (12.3), and the door handle patch (12.3) is adhered to the door handle metal sleeve (12.2) through the door handle double-sided adhesive (12.4).

3. The utility model provides a cooking appliance's door body subassembly, includes preceding door frame (1) and back door frame (2), its characterized in that: the front door frame (1) is provided with a door handle structure of the cooking appliance as claimed in claim 1; the length L and the height H of the outer edge of the front door frame (1) are respectively greater than the length L1 and the height H1 of the outer edge of the rear door frame (2); in the front-back direction, the thickness W of the front door frame (1) is less than the thickness W1 of the back door frame (2), and a step is formed at the joint of the front door frame (1) and the back door frame (2).

4. The door body assembly of the cooking appliance according to claim 3, wherein: the door frame further comprises a front glass (4) arranged on the front door frame (1) and a middle glass (5) arranged on the inner side of the rear door frame (2), a first gap is formed between the front glass (4) and the middle glass (5), and heat dissipation holes (2.1) communicated with the first gap are formed in the top and/or the bottom of the rear door frame (2); the heat dissipation holes (2.1) at the top and/or the bottom of the rear door frame (2) and the first gap form a heat dissipation air duct.

5. The door body assembly of the cooking appliance according to claim 4, wherein: the rear door frame (2) is also provided with rear glass (6), a second gap is formed between the middle glass (5) and the rear glass (6), and the second gap forms a heat insulation layer; the rear door frame (2) comprises a fixed frame (3) and a glass bracket (7), the fixed frame (3) is enclosed by an upper frame (3.1), a left frame (3.2) and a right frame (3.3), and the glass bracket (7) is enclosed by a lower frame (7.1), a left glass fixing piece (7.2) and a right glass fixing piece (7.3); wherein, go up frame (3.1) and a left side, right frame (3.2, 3.3) the periphery is equipped with hem (8) respectively, go up frame (3.1) and a left side, right frame (3.2, 3.3) inboard is equipped with a plurality of dog (9) respectively, third space between hem (8) and dog (9) forms the draw-in groove A that is used for inserting back glass (6), go up frame (3.1) and a left side, right frame (3.2, 3.3) inboard still is equipped with a plurality of each other and separates the fender muscle (10) that set up and correspond each other, screens muscle (11), keep off muscle (10), fourth space between screens muscle (11) forms the draw-in groove B that is used for inserting middle glass (5).

6. The door body assembly of the cooking appliance according to claim 5, wherein: fixed frame (3) and glass bracket (7) dismantlement formula are connected, form left and right inserting groove between hem (8) of left and right frame (3.2, 3.3) respectively and preceding door frame (1) inboard, left and right inserting groove is inserted respectively to left and right glass mounting (7.2, 7.3), and left glass mounting (7.2) and left frame (3.2) fixed connection, right glass mounting (7.3) and right frame (3.3) fixed connection, so that middle glass (5), back glass (6) fixed mounting are on back door frame (2).

7. The door body assembly of the cooking appliance according to claim 6, wherein: the left and right glass fixing pieces (7.2, 7.3) are respectively hinged with the cooking appliance box body (13); a front baffle is arranged at the opening of the cavity of the cooking appliance, and when the door body assembly is closed towards the cavity of the cooking appliance, the rear end part of the rear door frame (2) is in close contact with the front baffle so as to close the opening of the cavity of the cooking appliance; the front door frame (1) is far away from the box body (13) of the cooking appliance.

8. The door body assembly of the cooking appliance according to claim 7, wherein: be equipped with on preceding door frame (1) sunken (1.1), the preceding terminal surface periphery of preceding door frame (1) all is equipped with bellied card limit (1.2) forward, and synthetic containing groove that is used for installing preceding glass (4) is enclosed in card limit (1.2) and sunken (1.1), and preceding glass (4) adhesion is in the containing groove.

9. The door body assembly of the cooking appliance according to claim 8, wherein: the front glass (4) is provided with a display window and/or a user operation interface which cover or partially cover the front glass (4) so as to display and control the cooking process; be equipped with the control box subassembly on preceding glass (4), the control box subassembly includes display screen (14), display panel upper cover (15), display panel lower cover (16) to and install display PCB board (17) between display panel upper and lower cover (15, 16), display panel upper cover (15) and display screen (14) bonding, display panel upper cover (15) and display panel lower cover (16) lock.

10. The utility model provides an oven, includes box, door frame, its characterized in that: the door body assembly of the cooking appliance according to any one of claims 3 to 9 is arranged on the box body; alternatively, a door handle structure of the cooking appliance of claim 1 or 2 is provided on a door frame of the oven.

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