CN216984596U - Door body structure of cooking device and cooking device - Google Patents

Abstract

The utility model relates to a door body structure of a cooking device and the cooking device, which comprises a door body and a surface lining plate, wherein the door body is respectively provided with a rotating shaft, a first lock rod, a second lock rod, a first linkage mechanism corresponding to the first lock rod and a second linkage mechanism corresponding to the second lock rod, the rotating shaft, the first lock hole for inserting the first lock rod and the second lock hole for inserting the second lock rod are respectively arranged on the surface lining plate, the rotating shaft can rotate by taking the axis of the rotating shaft as the center, in addition, the first lock rod and the second lock rod can be respectively inserted into the first lock hole and the second lock hole in the initial state, and in the rotating process of the rotating shaft, the rotating shaft can respectively drive the first lock rod and the second lock rod to be separated from the corresponding lock holes through the first linkage mechanism and the second linkage mechanism. The utility model effectively prevents the problems of air leakage, microwave leakage and the like of the inner container caused by insufficient compression of the sealing ring in the cooking process, and can avoid the phenomenon that the inner container is pressed to jack or a user mistakenly operates to open the door body.

Description

Door body structure of cooking device and cooking device

Technical Field

The utility model relates to the field of cooking devices, in particular to a door body structure of a cooking device and the cooking device.

Background

The existing cooking equipment such as a steam box, an oven or a steaming and baking all-in-one machine generally comprises an inner container for cooking and a door body capable of covering an opening of the inner container. For example, an oven disclosed in chinese patent application No. CN202011313014.0 (publication No. CN 112450743A); an air oven disclosed in the Chinese invention patent with the application number of CN202011290293.3 (with the publication number of CN 112190147A); the utility model discloses a door body, a steaming oven, a cooking utensil and the like, which are disclosed by Chinese invention patent with the application number of CN202011121337.X (with the publication number of CN 112190144A).

Cooking equipment is at the culinary art in-process, and when the inside steam pressure of inner bag was great, the door body had the hidden danger of being pushed open by the inner bag internal pressure, causes inner bag gas leakage scheduling problem to influence culinary art effect. And, in the baking process, the inside temperature of inner bag is higher, and if the user opened the door by mistake then the risk of being scalded this moment.

In addition, the inner side of the door body and the opening of the inner container are sealed through a sealing ring, so that steam and hot air are prevented from leaking outwards from the inner container to affect the cooking effect. The sealing ring is generally made of silicon rubber and has certain elasticity, so that the sealing ring is easy to soften in a high-temperature state, and the phenomenon of folds of the sealing ring is easy to occur when a user cooks continuously for many times, so that the inner container leaks air.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide a door structure of a cooking device capable of avoiding leakage of an inner container, aiming at the prior art.

The second technical problem to be solved by the present invention is to provide a door structure of a cooking device that can avoid being pushed open or opened by mistake, aiming at the prior art.

The third technical problem to be solved by the present invention is to provide a door structure of a cooking device, which is convenient to operate, in view of the prior art.

The fourth technical problem to be solved by the present invention is to provide a cooking apparatus having the above door structure, in view of the prior art.

The technical scheme adopted by the utility model for solving at least one technical problem is as follows: a door body structure of a cooking device comprises a door body and a surface lining plate, and is characterized in that a rotating shaft, a first lock rod, a second lock rod, a first linkage mechanism corresponding to the first lock rod and a second linkage mechanism corresponding to the second lock rod are respectively arranged on the door body, the rotating shaft, the first lock rod and the second lock rod are respectively inserted into a first lock hole and a second lock hole, the first lock hole and the second lock hole are respectively inserted into the second lock rod, the rotating shaft can rotate by taking the axis of the rotating shaft as the center,

in addition, in an initial state, the first lock rod and the second lock rod can be respectively inserted into the first lock hole and the second lock hole, and in the rotating process of the rotating shaft, the rotating shaft can respectively drive the first lock rod and the second lock rod to be separated from the corresponding lock holes through the first linkage mechanism and the second linkage mechanism.

Further, the first lock rod and the second lock rod are respectively arranged on the left side and the right side of the rotating shaft, and the rotating shaft can respectively and synchronously drive the first lock rod and the second lock rod to move in opposite directions through the first linkage mechanism and the second linkage mechanism to separate from the corresponding lock holes in the rotating process of the rotating shaft. Therefore, the door body can be unlocked better, and misoperation is effectively avoided.

Further, the first linkage mechanism comprises a first linkage rod extending along the left-right direction, the first end of the first linkage rod is connected with the rotating shaft, the second end of the first linkage rod is connected with the first lock rod, the second linkage mechanism comprises a second linkage rod extending along the left-right direction, the first end of the second linkage rod is connected with the rotating shaft, the second end of the second linkage rod is connected with the second lock rod, and the first linkage rod and the second linkage rod move in opposite directions during the rotation process of the rotating shaft. Therefore, the first linkage rod can realize linkage between the first lock rod and the rotating shaft, and the second linkage rod can realize linkage between the second lock rod and the rotating shaft.

Further, in the process that the rotating shaft rotates clockwise or anticlockwise, the first linkage rod and the second linkage rod can move oppositely. Therefore, the door body can be unlocked by rotating the rotating shaft in any direction, and the operation of a user is further facilitated.

Furthermore, the rotating shaft is provided with a trigger piece, the left side of the trigger piece is provided with two first trigger blocks corresponding to the first lock rod, the right side of the trigger piece is provided with two second trigger blocks corresponding to the second lock rod, the horizontal projection of each trigger block is uniformly distributed in a circle taking the rotating shaft as the center,

in the rotating process of the rotating shaft, under the driving of the rotating force of the rotating shaft, one of the first trigger blocks abuts against the first end buckle of the first linkage rod and drives the first linkage rod to translate left and right, and meanwhile, the second trigger block which is opposite to the first trigger block in the radial direction abuts against the first end buckle of the second linkage rod and drives the second linkage rod to translate left and right. When the rotating shaft rotates, one of the first trigger blocks drives the first linkage rod to translate left and right, and the corresponding second trigger block drives the second linkage rod to translate left and right, so that the first linkage rod and the second linkage rod synchronously move in opposite directions.

Further, the trigger piece comprises a first trigger wheel and a second trigger wheel which are sleeved on the rotating shaft at a front interval and a rear interval, wherein each first trigger block is arranged on the wheel surface of the first trigger wheel at intervals in the circumferential direction in a protruding mode, and each second trigger block is arranged on the wheel surface of the second trigger wheel at intervals in the circumferential direction in a protruding mode. Therefore, the stable arrangement of each trigger block on the rotating shaft can be realized, and each first trigger block and each second trigger block are respectively and independently arranged on the first trigger wheel and the second trigger wheel to avoid the mutual interference between the first trigger wheel and the second trigger wheel.

Furthermore, the first end of the first linkage rod is provided with first limiting grooves which correspond to the first triggering blocks one by one and allow the corresponding first triggering blocks to be screwed into the buckles, and in the rotating process of the rotating shaft, only one first triggering block is buckled in the corresponding first limiting groove all the time, and when the first triggering block is buckled in the corresponding first limiting groove, the first linkage rod is driven to move horizontally left and right;

similarly, the first end of the second linkage rod is provided with second limit grooves which correspond to the second trigger blocks one to one and allow the corresponding second trigger blocks to be screwed into the buckles, and in the rotating process of the rotating shaft, only one second trigger block is buckled in the corresponding second limit groove all the time, and when the second trigger block is buckled in the corresponding second limit groove, the second linkage rod is driven to translate left and right,

and the horizontal projection of each limit groove is uniformly distributed in a circle taking the rotating shaft as the center.

Furthermore, in order to better form each first limiting groove, a first end of the first linkage rod is provided with a first connecting ring which is sleeved on the rotating shaft in a clearance manner, the upper end and the lower end of the connecting ring are respectively provided with a first limiting block which is in one-to-one correspondence with each first triggering block in a protruding manner, each first triggering block is respectively positioned at the left side of the corresponding first limiting block, and the first limiting groove is respectively formed at the position where each first limiting block corresponds to the first connecting ring at the outer side of the first limiting block;

similarly, in order to form the second limiting grooves, the first end of the second linkage rod is provided with a second connecting ring which is sleeved on the rotating shaft in a clearance manner, the upper end and the lower end of the connecting ring are respectively convexly provided with second limiting blocks which correspond to the second triggering blocks one by one, the second triggering blocks are respectively positioned on the right sides of the corresponding second limiting blocks, and the second limiting grooves are respectively formed at the corresponding positions of the second limiting blocks and the second connecting ring outside the second limiting blocks;

and the horizontal projection of each limiting block is uniformly distributed in a circle taking the rotating shaft as the center.

Furthermore, a first return spring extending left and right is sleeved at the joint of the second end of the first linkage rod and the first lock rod, and the first return spring enables the first lock rod to have a tendency of being inserted into the first lock hole;

similarly, a second return spring extending left and right is sleeved at the joint of the second end of the second linkage rod and the second lock rod, and the second return spring enables the second lock rod to have the tendency of being inserted into the second lock hole. The first return spring and the second return spring are arranged, so that each lock rod can be stably inserted into the corresponding lock hole, and the door body is stably in a locked state.

Furthermore, a first installation bump is convexly arranged at the joint of the first lock rod and the second end of the first linkage rod, the first installation seat extends along the left-right direction, a first installation groove extending along the left-right direction is arranged on the first installation seat, the left end of the first installation groove is opened, the right end of the first installation groove is closed, the second end of the first linkage rod is arranged in the opening of the right end wall of the first installation groove in a penetrating way, the first reset spring is embedded in the first installation groove and can move back and forth along the length direction of the first installation groove, the first reset spring is limited between the first installation bump and the right end wall of the first installation groove, so that the stable installation of the first reset spring can be realized, and the elastic force of the first reset spring can ensure that the first lock rod has the tendency of being inserted into the first lock hole better,

similarly, the second locking rod and the second end of the second linkage rod are provided with a second mounting lug in a protruding mode at the joint, the second locking rod further comprises a second mounting seat extending along the left-right direction, a second mounting groove extending along the left-right direction is formed in the second mounting seat, the left end of the second mounting groove is open, the right end of the second mounting groove is closed, the second end of the second linkage rod is arranged in the hole in the right end wall of the second mounting groove in a penetrating mode, the second reset spring is embedded in the second mounting groove and can move back and forth along the length direction of the second mounting groove, the second reset spring is limited between the second mounting lug and the right end wall of the second mounting groove, and therefore stable mounting of the second reset spring can be achieved, and the second locking rod can have the tendency of being inserted into the second locking hole better due to the elastic force of the second reset spring.

Furthermore, the door body comprises an outer door plate and an inner door plate, a mounting interlayer is formed between the outer door plate and the inner door plate, the left end and the right end of the mounting interlayer are respectively provided with a first mounting post and a second mounting post which extend vertically, the rotating shaft, the first locking rod, the second locking rod, the first linkage mechanism and the second linkage mechanism are all arranged in the mounting interlayer, a first guide pore passage for the first locking rod to penetrate is arranged on the first mounting post in a left-right penetrating manner, a second guide pore passage for the second locking rod to penetrate is arranged on the second mounting post in a left-right penetrating manner,

in the initial state, the free end of each lock rod is respectively exposed out of the corresponding guide hole channel, and in the rotating process of the rotating shaft, the free end of each lock rod is respectively hidden in the corresponding guide hole channel. Therefore, the arrangement of the rotating shaft and other parts can not influence the appearance of the door body, the temperature in the installation interlayer is relatively low, and the working stability of each part can be ensured.

Furthermore, the rotating shaft penetrates through the mounting hole of the outer door plate of the door body, and the front end of the rotating shaft is exposed out of the outer surface of the outer door plate. Therefore, the rotation of the rotating shaft can be realized by operating the exposed end of the rotating shaft, and the operation of a user is further facilitated.

Further, a knob for rotating the rotating shaft is arranged at the front end of the rotating shaft. Therefore, the rotation of the rotating shaft can be realized by rotating the knob, and the operation of a user is further facilitated.

Further, the knob is the block that extends about, and still is provided with the handle subassembly on the surface of above-mentioned surface, and this handle subassembly includes left handle and right handle that left and right sides interval set up side by side, and spacing inlays the dress between above-mentioned left handle and right handle about above-mentioned knob, and just above-mentioned knob can be respectively for the right-hand member face of this left handle and the right-hand member face circumferential direction of right handle under the revolving force effect. The sliding door is convenient for users to operate by arranging the handle assembly, and the knob can be limited left and right by the left handle and the right handle, so that the limit of the rotating shaft is realized, and the door body can be stably kept in a locking or unlocking state.

Further, the right end surface of the left handle is recessed leftward to form an arc-shaped left sliding groove centered on the rotation axis, the left end surface of the right handle is recessed rightward to form an arc-shaped right sliding groove centered on the driven state, and the left and right end surfaces of the knob are formed with left and right sliding surfaces respectively matching with the sliding grooves. On one hand, the left handle and the right handle can better realize the left-right limit of the knob, and on the other hand, the knob can smoothly realize the conversion between the locking state and the unlocking state of the door body.

Further, the front surface of the knob is provided with an indication arrow. When the door body is in different states (locked state or unlocked state), the indication directions of the indication arrows are different, so that a user can intuitively know the state of the door body through the indication arrows.

The technical solution adopted to further solve the third technical problem is as follows: a cooking device is characterized by having the door body structure.

Compared with the prior art, the utility model has the advantages that: the door body is provided with a first lock rod and a second lock rod, the face lining plate is provided with a first lock hole and a second lock hole for inserting the first lock rod and the second lock rod respectively, and under the state of closing the door, each lock rod is inserted into the corresponding lock hole, so that the door body and the face lining plate are firmly locked together, the inner side of the door body and the face lining plate firmly compress a seal ring, the problems of air leakage of the inner container, microwave leakage and the like caused by insufficient compression amount of the seal ring in the cooking process are effectively prevented, and the sealing performance of the inner container of the cooking device is improved.

In addition, through the locking of the door body, the internal pressure of the inner container can be prevented from being pushed open or the door body can be prevented from being opened by misoperation of a user, and the use safety of the cooking device is ensured. And through rotating the rotating shaft, the first locking rod and the second locking rod are respectively driven by the first linkage mechanism and the second linkage mechanism, so that the door body can be unlocked, and a user can conveniently open the door body.

Drawings

FIG. 1 is a schematic structural diagram of a cooking device according to an embodiment of the present invention;

FIG. 2 is an exploded view of a portion of a cooking device in accordance with an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a door body according to an embodiment of the present invention;

FIG. 4 is a partial exploded view of the door body according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a door body in an embodiment of the present invention;

FIG. 6 is a schematic view of a partial structure of a door body according to an embodiment of the present invention (in a state of hiding an inner door panel);

fig. 7 is a schematic structural view in another direction of fig. 6.

Detailed Description

The utility model is described in further detail below with reference to the following examples of the drawings.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and that the directional terms are used for purposes of illustration and are not to be construed as limiting, for example, because the disclosed embodiments of the present invention may be oriented in different directions, "lower" is not necessarily limited to a direction opposite to or coincident with the direction of gravity. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

As shown in fig. 1 to 7, a cooking apparatus (for example, a steam box, an oven, a steam oven, or a steam-and-bake micro-all machine, etc.) includes a case 1 having an opening on a front side, and an inner container (not shown) having an opening on a front side is provided in the case 1. Further, the refrigerator also comprises a door body structure, wherein the door body structure comprises a door body 2 and a surface liner plate 11, the surface liner plate 11 is arranged on the opening of the inner container in a surrounding mode, and the door body 2 can cover the opening of the refrigerator body 1 and the opening of the inner container in sequence. Further, the door body 2 includes an outer door panel 21 and an inner door panel 22, and a mounting interlayer 20 is formed between the outer door panel 21 and the inner door panel 22. In this embodiment, the outer door panel 21 and the inner door panel 22 are both made of door glass.

Further, the mounting interlayer 20 is provided with a rotating shaft 4, a first lock bar 51, a second lock bar 52, a first linkage 610 corresponding to the first lock bar 51, and a second linkage 620 corresponding to the second lock bar 52, which extend in the front-rear direction, respectively, the surface lining plate 11 is provided with a first lock hole 111 into which the first lock bar 51 is inserted and a second lock hole 112 into which the second lock bar 52 is inserted, respectively, and the rotating shaft 4 can rotate around its own axis. In addition, in an initial state, the first lock rod 51 and the second lock rod 52 can be inserted into the first lock hole 111 and the second lock hole 112, respectively, and in a rotation process of the rotating shaft 4, the rotating shaft 4 can drive the first lock rod 51 and the second lock rod 52 to disengage from the corresponding lock holes through the first linkage mechanism 610 and the second linkage mechanism 620, respectively.

In the utility model, the door body 2 is provided with the first lock rod 51 and the second lock rod 52, and the surface lining plate 11 is respectively provided with the first lock hole 111 and the second lock hole 112 for inserting the first lock rod 51 and the second lock rod 52, so that in a door closing state, each lock rod is inserted into the corresponding lock hole, the door body 2 and the surface lining plate 11 are firmly locked together, the inner side of the door body 2 and the surface lining plate 11 firmly press a seal ring, the problems of air leakage, microwave leakage and the like of the inner container caused by insufficient compression of the seal ring in a cooking process are effectively prevented, and the sealing performance of the inner container of the cooking device is improved. In addition, through the locking of the door body 2, the internal pressure of the inner container can be prevented from being jacked open or the door body 2 can be prevented from being opened by misoperation of a user, and the use safety of the cooking device is ensured. Moreover, by rotating the rotating shaft 4, the first link mechanism 610 and the second link mechanism 620 respectively drive the first lock rod 51 and the second lock rod 52, so that the door body 2 can be unlocked, and a user can open the door body 2 conveniently. In addition, the installation of the components such as the rotating shaft 4 in the installation interlayer 20 can prevent the installation of the components such as the rotating shaft 4 from influencing the appearance of the door body 2, and the temperature in the installation interlayer 20 is relatively low, so that the working stability of each component can be ensured.

Further, the rotating shaft 4 is inserted into the mounting hole 211 of the outer door panel 21 of the door body 2, and the front end of the rotating shaft 4 is exposed to the outer surface of the outer door panel 21. Therefore, the rotation of the rotating shaft 4 can be realized by operating the exposed end of the rotating shaft 4, and the operation of a user is further facilitated. Preferably, a knob 9 for rotating the rotation shaft 4 is provided at the front end of the rotation shaft 4. Therefore, the rotation of the rotating shaft 4 can be realized by rotating the knob 9, and the operation of a user is further facilitated. In this embodiment, specifically, the rotating shaft 4 includes a shaft sleeve 41 inserted into the mounting hole 211, a front end of the shaft sleeve 41 is fixed to the knob 9 and is an integral component, and a driving shaft 42 with a square cross section is inserted into a rear end of the shaft sleeve 41.

Further, in the present embodiment, the knob 9 is a block extending in the left-right direction, and the handle assembly 3 is further provided on the outer surface of the outer surface, the handle assembly 3 includes a left handle 31 and a right handle 32 which are juxtaposed at a left-right interval, the knob 9 is fitted between the left handle 31 and the right handle 32 at a left-right position, and the knob 9 is rotatable in the circumferential direction with respect to the right end surface of the left handle 31 and the right end surface of the right handle 32, respectively, by a rotational force. The handle assembly 3 is arranged to facilitate sliding door operation of a user, the knob 9 can be limited left and right through the left handle 31 and the right handle 32, and therefore the limiting of the rotating shaft 4 is achieved, and the door body 2 can be kept in a locking or unlocking state more stably. Still further, the right end surface of the left handle 31 is recessed leftward to form an arc-shaped left sliding groove 311 centered on the rotating shaft 4, the left end surface of the right handle 32 is recessed rightward to form an arc-shaped right sliding groove 321 centered on the driven state, and the left and right end surfaces of the knob 9 are formed with left and right sliding surfaces 91 and 92 respectively matching with the respective sliding grooves. On one hand, the left handle 31 and the right handle 32 can well limit the knob 9 left and right, and on the other hand, the knob 9 can be smoothly switched between the locking state of the door body 2 and the unlocking state of the door body 2. Preferably, the front face of the above-mentioned knob 9 is provided with an indication arrow 93. When the door body 2 is in different states (locked state or unlocked state), the indication directions of the indication arrows 93 are different, so that a user can intuitively know the state of the door body 2 through the indication arrows 93.

Further, the first lock rod 51 and the second lock rod 52 are respectively disposed on the left and right sides of the rotating shaft 4, and in the rotating process of the rotating shaft 4, the rotating shaft 4 can respectively and synchronously drive the first lock rod 51 and the second lock rod 52 to move in opposite directions through the first linkage 610 and the second linkage 620, so as to disengage from the corresponding lock holes, thereby better unlocking the door body 2, and effectively avoiding misoperation. Specifically, the first linkage mechanism 610 includes a first linkage rod 61 extending in the left-right direction, a first end of the first linkage rod 61 is connected to the rotating shaft 4, a second end of the first linkage rod 61 is connected to the first lock rod 51, the second linkage mechanism 620 includes a second linkage rod 62 extending in the left-right direction, a first end of the second linkage rod 62 is connected to the rotating shaft 4, a second end of the second linkage rod 62 is connected to the second lock rod 52, and the first linkage rod 61 and the second linkage rod 62 move toward each other when the rotating shaft 4 rotates. Thus, the first linkage rod 61 can realize linkage between the first lock rod 51 and the rotating shaft 4, and the second linkage rod 62 can realize linkage between the second lock rod 52 and the rotating shaft 4. Preferably, during the clockwise or counterclockwise rotation of the rotating shaft 4, the first linkage rod 61 and the second linkage rod 62 can move towards each other. Therefore, the door body 2 can be unlocked by rotating the rotating shaft 4 in any direction, and operation of a user is further facilitated.

Further, the rotating shaft 4 is provided with a trigger 70, the left side of the trigger 70 is provided with two first trigger blocks 711 corresponding to the first lock lever 51, the right side is provided with two second trigger blocks 721 corresponding to the second lock lever 52, and the horizontal projections of the trigger blocks are uniformly distributed in a circle centering on the rotating shaft 4. In the rotation process of the rotating shaft 4, under the driving of the rotating force of the rotating shaft 4, one of the first triggering blocks 711 abuts against the first end of the first linkage rod 61 in a buckling manner and drives the first linkage rod 61 to translate left and right, and meanwhile, the second triggering block 721 opposite to the first triggering block 711 in the radial direction abuts against the first end of the second linkage rod 62 in a buckling manner and drives the second linkage rod 62 to translate left and right. Thus, when the rotating shaft 4 rotates, one of the first trigger blocks 711 drives the first linkage rod 61 to translate left and right, and the corresponding second trigger block 721 drives the second linkage rod 62 to translate left and right, so that the first linkage rod 61 and the second linkage rod 62 synchronously move in opposite directions. Specifically, the triggering member 70 includes a first triggering wheel 71 and a second triggering wheel 72 that are coupled to the rotating shaft 4 (specifically, the driving shaft 42) at a front-rear interval, wherein each first triggering block 711 is protruded on a wheel surface of the first triggering wheel 71 at intervals in the circumferential direction, and each second triggering block 721 is protruded on a wheel surface of the second triggering wheel 72 at intervals in the circumferential direction. Therefore, the stable arrangement of the triggering blocks on the rotating shaft 4 can be realized, and the mutual interference between the first triggering block 711 and the second triggering block 721 can be avoided by independently arranging the first triggering block 711 and the second triggering block 72 on the first triggering wheel 71 and the second triggering wheel 72 respectively.

Further, the first end of the first linkage rod 61 is provided with first limiting grooves 613 which are in one-to-one correspondence with the first triggering blocks 711 and allow the corresponding first triggering blocks 711 to be screwed into the buckles, and in the rotation process of the rotating shaft 4, only one first triggering block 711 is buckled in the corresponding first limiting groove 613 all the time, and when the first triggering block 711 is buckled in the corresponding first limiting groove 613, the first linkage rod 61 is driven to move left and right. Similarly, the first end of the second linkage rod 62 is provided with second limiting grooves 623 corresponding to the second triggering blocks 721 one-to-one and allowing the corresponding second triggering blocks 721 to be screwed into the buckles, and during the rotation of the rotation shaft 4, only one second triggering block 721 is buckled in the corresponding second limiting groove 623 all the time, and when the second triggering block 721 is buckled in the corresponding second limiting groove 623, the second linkage rod 62 is driven to translate left and right, and the horizontal projections of the limiting grooves are uniformly distributed in a circle centering on the rotation shaft 4.

In this embodiment, in order to better form the first limiting grooves 613, the first end of the first linkage rod 61 has a first connecting ring 611 that is sleeved on the rotating shaft 4 (specifically, the driving shaft 42) with a gap, the upper end and the lower end of the first connecting ring 611 are respectively provided with a first limiting block 612 that is in one-to-one correspondence with the first triggering blocks 711, the first triggering blocks 711 are respectively located at the left side of the corresponding first limiting block 612, and the first limiting grooves 613 are respectively formed at the positions corresponding to the first limiting blocks 612 and the first connecting ring 611 outside the first limiting blocks 612. Similarly, in order to form the second limiting recesses 623 well, the first end of the second linkage rod 62 has a second connecting ring 621 that is sleeved on the rotating shaft 4 (specifically, the driving shaft 42) with a gap, the upper end and the lower end of the second connecting ring 621 are respectively provided with a second limiting block 622 that is in one-to-one correspondence with the second triggering blocks 721, the second triggering blocks 721 are respectively located at the right side of the corresponding second limiting blocks 622, the second limiting recesses 623 are respectively formed at the corresponding positions of the second limiting blocks 622 and the second connecting ring 621 at the outer side of the second limiting blocks 622, and the horizontal projections of the limiting blocks are uniformly distributed in a circle with the rotating shaft 4 as the center.

In this embodiment, a first return spring 101 extending from left to right is sleeved at a connection between the second end of the first linkage rod 61 and the first lock rod 51, and the first return spring 101 makes the first lock rod 51 have a tendency of being inserted into the first lock hole 111. Similarly, a second return spring 102 extending left and right is sleeved at the connection between the second end of the second linkage rod 62 and the second lock lever 52, and the second return spring 102 makes the second lock lever 52 have a tendency to be inserted into the second lock hole 112. The first return spring 101 and the second return spring 102 are provided to stably insert each lock lever into the corresponding lock hole, so that the door body 2 is stably locked. Specifically, the joint between the first lock lever 51 and the second end of the first linkage rod 61 is convexly provided with a first mounting protrusion 511, the first mounting seat 81 extends along the left-right direction, the first mounting seat 81 is provided with a first mounting groove 811 extending along the left-right direction, the left end of the first mounting groove 811 is open, the right end of the first mounting groove 811 is closed, the second end of the first linkage rod 61 is inserted into the opening of the right end wall of the first mounting groove 811, the first return spring 101 is embedded in the first mounting groove 811 and can move back and forth along the length direction of the first mounting groove 811, and the first return spring 101 is limited between the first mounting protrusion 511 and the right end wall of the first mounting groove 811, so that the first return spring 101 can be stably mounted, and the elastic force of the first return spring 101 can enable the first lock lever 51 to have a tendency of being inserted into the first lock hole 111,

similarly, a second mounting protrusion 521 is protruded from the connection between the second lock lever 52 and the second end of the second linkage lever 62, and a second mounting seat 82 extending in the left-right direction is further included, the second mounting seat 82 is formed with a second mounting recess 821 extending in the left-right direction, the left end of the second mounting recess 821 is open and the right end is closed, the second end of the second link rod 62 is inserted into the opening of the right end wall of the second mounting recess 821, the second return spring 102 is fitted into the second mounting recess 821 and can move back and forth along the length direction of the second mounting recess 821, and the second return spring 102 is restrained between the second mounting projection 521 and the right end wall of the second mounting recess 821, thereby, the second return spring 102 can be stably installed, and the elastic force of the second return spring 102 can make the second lock lever 52 have a better tendency to be inserted into the second lock hole 112.

In addition, in this embodiment, the left and right ends of the installation interlayer 20 are respectively provided with a first installation post 23 and a second installation post 24 which extend vertically, a first guide hole 231 for the first lock rod 51 to penetrate through is formed in the left and right of the first installation post 23, a second guide hole 241 for the second lock rod 52 to penetrate through is formed in the left and right of the second installation post 24, in an initial state, the free end of each lock rod is respectively exposed in the corresponding guide hole, and in the rotation process of the rotating shaft 4, the free end of each lock rod is respectively hidden in the corresponding guide hole.

Claims (17)

1. A door body structure of a cooking device comprises a door body (2) and a surface lining plate (11), and is characterized in that the door body (2) is respectively provided with a rotating shaft (4) extending along the front-back direction, a first lock rod (51), a second lock rod (52), a first linkage mechanism (610) corresponding to the first lock rod (51) and a second linkage mechanism (620) corresponding to the second lock rod (52), the surface lining plate (11) is respectively provided with a first lock hole (111) for inserting the first lock rod (51) and a second lock hole (112) for inserting the second lock rod (52), the rotating shaft (4) can rotate by taking the axis of the rotating shaft as the center,

in addition, in an initial state, the first lock rod (51) and the second lock rod (52) can be respectively inserted into the first lock hole (111) and the second lock hole (112), and in a rotating process of the rotating shaft (4), the rotating shaft (4) can respectively drive the first lock rod (51) and the second lock rod (52) to be separated from the corresponding lock holes through the first linkage mechanism (610) and the second linkage mechanism (620).

2. The door body structure of the cooking device according to claim 1, wherein the first lock bar (51) and the second lock bar (52) are respectively disposed at the left side and the right side of the rotating shaft (4), and during the rotation of the rotating shaft (4), the rotating shaft (4) can respectively and synchronously drive the first lock bar (51) and the second lock bar (52) to move towards each other through the first linkage mechanism (610) and the second linkage mechanism (620) so as to separate from the corresponding lock holes.

3. The door structure of cooking apparatus according to claim 2, wherein the first linkage mechanism (610) comprises a first linkage rod (61) extending in a left-right direction, a first end of the first linkage rod (61) is connected to the rotating shaft (4) and a second end is connected to the first locking rod (51), the second linkage mechanism (620) comprises a second linkage rod (62) extending in a left-right direction, a first end of the second linkage rod (62) is connected to the rotating shaft (4) and a second end is connected to the second locking rod (52), and the first linkage rod (61) and the second linkage rod (62) move towards each other during rotation of the rotating shaft (4).

4. The door body structure of the cooking device according to claim 3, wherein the first linkage rod (61) and the second linkage rod (62) can move towards each other during the clockwise or counterclockwise rotation of the rotating shaft (4).

5. The door structure of cooking apparatus according to claim 4, wherein the rotating shaft (4) is provided with a trigger (70), the left side of the trigger (70) is provided with two first trigger blocks (711) corresponding to the first lock lever (51), the right side is provided with two second trigger blocks (721) corresponding to the second lock lever (52), and the horizontal projections of the trigger blocks are uniformly distributed in a circle centering on the rotating shaft (4),

in the rotating process of the rotating shaft (4), under the driving of the rotating force of the rotating shaft (4), one first trigger block (711) is buckled and abutted against the first end of the first linkage rod (61) and drives the first linkage rod (61) to translate left and right, and meanwhile, the second trigger block (721) which is opposite to the first trigger block (711) in the radial direction is buckled and abutted against the first end of the second linkage rod (62) and drives the second linkage rod (62) to translate left and right.

6. The door structure of cooking apparatus according to claim 5, wherein the trigger member (70) comprises a first trigger wheel (71) and a second trigger wheel (72) which are sleeved on the rotating shaft (4) at intervals in the front-back direction, wherein each first trigger block (711) is protruded on the wheel surface of the first trigger wheel (71) at intervals in the circumferential direction, and each second trigger block (721) is protruded on the wheel surface of the second trigger wheel (72) at intervals in the circumferential direction.

7. The door body structure of the cooking device according to claim 6, wherein the first end of the first linkage rod (61) is provided with first limit grooves (613) which correspond to the first trigger blocks (711) one by one and allow the corresponding first trigger blocks (711) to be screwed into the buckles, and in the rotation process of the rotating shaft (4), only one first trigger block (711) is buckled in the corresponding first limit groove (613) all the time, and when the first trigger block (711) is buckled in the corresponding first limit groove (613), the first linkage rod (61) is driven to translate left and right;

similarly, the first end of the second linkage rod (62) is provided with second limit grooves (623) which are in one-to-one correspondence with the second trigger blocks (721) and are used for the corresponding second trigger blocks (721) to be screwed into the buckles, in addition, in the rotating process of the rotating shaft (4), only one second trigger block (721) is buckled in the corresponding second limit groove (623) all the time, and when the second trigger block (721) is buckled in the corresponding second limit groove (623), the second linkage rod (62) is driven to translate left and right,

and the horizontal projection of each limit groove is uniformly distributed in a circle taking the rotating shaft (4) as the center.

8. The door body structure of the cooking device according to claim 7, wherein the first end of the first linkage rod (61) has a first connecting ring (611) which is sleeved on the rotating shaft (4) with a gap, the upper end and the lower end of the first connecting ring (611) are respectively provided with a first limiting block (612) which is in one-to-one correspondence with the first triggering blocks (711), the first triggering blocks (711) are respectively positioned at the left side of the corresponding first limiting block (612), and the first limiting grooves (613) are respectively formed at the corresponding positions of the first limiting blocks (612) and the first connecting ring (611) at the outer side thereof;

similarly, the first end of the second linkage rod (62) is provided with a second connecting ring (621) which is sleeved on the rotating shaft (4) with a gap, the upper end and the lower end of the second connecting ring (621) are respectively provided with a second limiting block (622) which is in one-to-one correspondence with each second triggering block (721), each second triggering block (721) is respectively positioned at the right side of the corresponding second limiting block (622), and the corresponding positions of each second limiting block (622) and the second connecting ring (621) at the outer side of the second limiting block are respectively provided with the second limiting groove (623);

and the horizontal projection of each limit block is uniformly distributed in a circle taking the rotating shaft (4) as the center.

9. The door body structure of the cooking device according to any one of claims 3 to 8, wherein a first return spring (101) extending left and right is sleeved at a joint of the second end of the first linkage rod (61) and the first lock rod (51), and the first return spring (101) enables the first lock rod (51) to have a tendency of being inserted into the first lock hole (111);

similarly, a second return spring (102) extending left and right is sleeved at the joint of the second end of the second linkage rod (62) and the second lock rod (52), and the second return spring (102) enables the second lock rod (52) to have the tendency of being inserted into the second lock hole (112).

10. The door body structure of the cooking device according to claim 9, wherein a first mounting protrusion (511) is protruded at a connection portion of the first lock lever (51) and the second end of the first linkage lever (61), and further comprising a first mounting seat (81) extending in the left-right direction, the first mounting seat (81) is opened with a first mounting groove (811) extending in the left-right direction, the left end of the first mounting groove (811) is opened and the right end is closed, the second end of the first linkage lever (61) is inserted into an opening of the right end wall of the first mounting groove (811), the first return spring (101) is embedded in the first mounting groove (811) and can move back and forth in the length direction of the first mounting groove (811), and the first return spring (101) is limited between the first mounting protrusion (511) and the right end wall of the first mounting groove (811),

similarly, a second mounting convex block (521) is convexly arranged at the joint of the second lock rod (52) and the second end of the second linkage rod (62), the second mounting seat (82) extends along the left-right direction, a second mounting groove (821) extending along the left-right direction is formed in the second mounting seat (82), the left end of the second mounting groove (821) is opened, and the right end of the second linkage rod (62) is closed, the second end of the second linkage rod (62) is arranged in an opening of the right end wall of the second mounting groove (821) in a penetrating mode, the second return spring (102) is embedded in the second mounting groove (821) and can move back and forth along the length direction of the second mounting groove (821), and the second return spring (102) is limited between the second mounting convex block (521) and the right end wall of the second mounting groove (821).

11. The door body structure of the cooking device according to any one of claims 1 to 8, wherein the door body (2) comprises an outer door panel (21) and an inner door panel (22), a mounting interlayer (20) is formed between the outer door panel (21) and the inner door panel (22), a first mounting column (23) and a second mounting column (24) which extend vertically are respectively arranged at the left end and the right end of the mounting interlayer (20), the rotating shaft (4), the first locking rod (51), the second locking rod (52), the first linkage mechanism (610) and the second linkage mechanism (620) are respectively arranged in the mounting interlayer (20), a first guide hole channel (231) for the first locking rod (51) to penetrate through is arranged on the left end and the right end of the first mounting column (23), a second guide hole channel (241) for the second locking rod (52) to penetrate through is arranged on the left end and the right end of the second mounting column (24),

in the initial state, the free end of each lock rod is respectively exposed out of the corresponding guide hole channel, and in the rotating process of the rotating shaft (4), the free end of each lock rod is respectively hidden in the corresponding guide hole channel.

12. The door structure of cooking apparatus according to claim 11, wherein the rotating shaft (4) is inserted into the mounting hole (211) of the outer door panel (21) of the door body (2), and a front end of the rotating shaft (4) is exposed to an outer surface of the outer door panel (21).

13. The door structure of a cooking apparatus according to claim 12, wherein a knob (9) for rotating the rotary shaft (4) is provided at a front end of the rotary shaft (4).

14. The door structure of the cooking device according to claim 13, wherein the knob (9) is a block extending in left and right directions, and the outer surface of the outer surface is further provided with a handle assembly (3), the handle assembly (3) comprises a left handle (31) and a right handle (32) which are arranged in parallel at a left and right interval, the left and right limits of the knob (9) are embedded between the left handle (31) and the right handle (32), and the knob (9) can circumferentially rotate relative to the right end surface of the left handle (31) and the right end surface of the right handle (32) respectively under the action of a rotating force.

15. The door structure of cooking device according to claim 14, wherein the right end surface of the left handle (31) is recessed to the left to form a left slide groove (311) having a circular arc shape centering on the rotation shaft (4), the left end surface of the right handle (32) is recessed to the right to form a right slide groove (321) having a circular arc shape centering on the driven state, and the left and right end surfaces of the knob (9) are formed with a left slide surface (91) and a right slide surface (92) respectively matching with the slide grooves.

16. The door structure of cooking apparatus according to claim 13, wherein the front surface of the knob (9) is provided with an indication arrow (93).

17. A cooking apparatus having the door structure according to any one of claims 1 to 16.

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