A kind of baking box
Technical field
The utility model relates to baking box manufacturing technology field, more specifically, relates to a kind of baking box.
Background technology
In actual life, baking box is a kind of electrical equipment that is used for cooking food, and food is placed in the inner bag assembly and toasts.In prior art, although traditional baking box is by door assembly, the inner bag assembly to be enclosed in baking box, between door assembly and inner bag assembly, hermetically-sealed construction is not set, has larger gap, do not have sealing truly.The moisture that all contains varying number due to the food that is used for baking, under the high temperature action when baking (for example 230 ℃), the moisture in food is evaporation constantly, produces a large amount of steam.Steam easily releases from the gap between door assembly and inner bag assembly, thereby causes moisture and the nutrition leak of food, affects the mouthfeel of food.In addition, owing to forming sealing between door assembly and inner bag assembly, be only that heating by heat generating component reaches the purpose with the heating of the roasting food in the inner bag assembly, in bake process, dispersed heat is more, required time is longer, consumes energy excessive, does not reach the requirement of energy-conserving and environment-protective.
The utility model content
The utility model is intended to solve the problems of the technologies described above at least to a certain extent.
The purpose of this utility model is to provide a kind of will the sealing between door assembly and inner bag assembly, avoids moisture and the nutrition leak of food, guarantees baking quality, and the heat loss when avoiding toasting simultaneously shortens the roasting food required time greatly, the baking box of energy-conserving and environment-protective.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of baking box, comprise inner bag assembly and door assembly, described door assembly is located on the inner bag assembly, described inner bag assembly or door assembly are provided with seal, when closing door assembly, seal by described seal between described inner bag assembly and door assembly.
Inner bag assembly of the present utility model or door assembly are provided with seal, to seal between door assembly and inner bag assembly, the moisture of food and nutrition leak when avoiding toasting guarantee baking quality, heat loss when simultaneously also avoiding toasting can reach the purpose of quick baking, energy-conserving and environment-protective.In addition, in baking constantly, owing to sealing between door assembly and inner bag assembly, in the inner bag assembly, when gases are heated, they expand can produce certain pressure, utilize the operation principle of pressure cooker, make the moisture boiling temperature of food in baking box raise, thereby improve the temperature of cooking food, greatly shorten the required time of roasting food, further reach the purpose of quick baking, energy-conserving and environment-protective.
In one embodiment, described seal is the rounded or oval-shaped sealing ring in cross section.Different from general electric pressure cooking saucepan due to the utility model, maximum temperature can reach 230 ℃, so seal must pass through particular design, still can keep good elasticity under high-temperature condition, guarantees the permanent sealing of baking box.Through repeatedly testing authentication, the rounded or oval-shaped sealing ring in cross section has good elasticity, and long-term the use under high-temperature condition still can keep good sealing property.The concrete structure of seal and size will be described in detail later.
In one embodiment, the outside of described seal is provided with the sticking part of protrusion, and described seal fits tightly by sticking part and inner bag assembly or door assembly, guarantees that between inner bag assembly and door assembly, sealing is reliable.Preferably, described sticking part comprises two branches at least, and described branch and inner bag assembly or door assembly fit tightly.Whole sticking part is divided into two or more, can increases pliability and the elasticity of seal, avoid seal excessive deformation under the squeezing action of inner bag assembly and door assembly, guarantee that seal can use for a long time.
In a preferred embodiment, described seal is the silica gel sealing ring of hollow tubular, is filled with foamed silica gel in hollow area, makes seal still can keep good elasticity for a long time under high-temperature condition, guarantees the permanent sealing of baking box.
In a preferred embodiment, described inner bag assembly comprises inner bag, front and rear panels, and described inner bag is the circulus that seamless link forms, and forms respectively the cavity body structure of complete seal by seamless link with front and rear panels.The utility model carries out encapsulation process by seamless link to the inner bag assembly of baking box, the moisture of food and nutrition leak when further avoiding toasting, guarantee baking quality, the heat loss when also avoiding toasting simultaneously can reach the purpose of quick baking, energy-conserving and environment-protective.
More preferably, described inner bag and front and rear panels are formed in one or by being welded to connect.Compare by screw or the fixing inner bag assembly of viscose glue, better tightness of the present utility model, and more reliable, guarantee to seal for a long time to use, the gap can not appear.Wherein integrated processing technology difficulty is relatively large, but sealing is more reliable; The processing technology of welding is comparatively simple.
In one embodiment, described door assembly comprises doorframe, described doorframe is provided with connector, knocker and described seal, one end of described doorframe is arranged on header board and can rotates relative to header board by connector, the other end of described doorframe opens or closes doorframe by knocker, when closing doorframe, seal by described seal between described doorframe and header board, thereby will seal between door assembly and inner bag assembly.Certainly in other embodiments, described seal also can be located on header board, can will seal between doorframe and header board equally, and then will seal between door assembly and inner bag assembly.
In a preferred embodiment, described door assembly also comprises the retaining mechanism for the locking doorframe, described retaining mechanism comprises driving member and handle bar, described driving member and handle bar interlock, when closing doorframe, described driving member drives doorframe by described knocker, thereby doorframe and header board are fitted tightly.The retaining mechanism utilization be lever principle, handle bar moves up and down, and makes driving member seesaw by linkage transmission, thereby reaches locking or the purpose of unclamping doorframe.When closing doorframe, handle bar moves downward, and driving member travels forward, thereby doorframe and header board are fitted tightly, and guarantees that further between doorframe and header board, sealing is reliable.The process of opening the door with close the door opposite.
In a preferred embodiment, described inner bag is provided with pressure retaining valve, and described pressure retaining valve comprises is with handled valve body, blast pipe and sealing silica gel, and described valve body is located on blast pipe, passes through the sealing silica gel sealing between described pressure retaining valve and inner bag.Because the use meeting of the pressure in baking box along with baking box strengthens gradually, be to use safety, avoid the baking box security incident such as blast because pressure is excessive, therefore increase a pressure retaining valve and be used for the pressure release exhaust.In this baking box course of work, the air in inner bag and the steam expanded by heating in food produce pressure, discharge through blast pipe.Blast pipe top is placed with valve body, and according to gravity principle, the pressure in baking box is during less than the weight of valve body, and gas can not be discharged, and baking box still keeps sealing state; During greater than the weight of valve body, valve body is rushed to open when the pressure in baking box, and gas is discharged, and the baking box internal pressure reduces, and valve body is pressed on blast pipe again, and gas can not be discharged, and baking box is in sealing state again.Repeat so just can guarantee that baking box remains certain pressure in the course of the work, security incident can not occur again simultaneously.
The beneficial effects of the utility model are: inner bag assembly of the present utility model or door assembly are provided with seal, to seal between door assembly and inner bag assembly, the moisture of food and nutrition leak when avoiding toasting, guarantee baking quality, heat loss when simultaneously also avoiding toasting can reach the purpose of quick baking, energy-conserving and environment-protective.In addition, the utility model can seal for a long time, and is safe and reliable.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model.
Fig. 2 has shown the baking box according to the removal shell back pullout (BPO) state of an embodiment of the utility model.
Fig. 3 has shown the baking box of the state of closing the door after removal shell according to an embodiment of the utility model.
Fig. 4 is the decomposing schematic representation of inner bag assembly in embodiment of the utility model.
Fig. 5 schematically illustrates the manufacturing process of inner bag in embodiment of the utility model.
Fig. 6 is the decomposing schematic representation of doorframe in embodiment of the utility model.
Fig. 7 has shown that seal is arranged on the structure on doorframe.
Fig. 8 is the sectional view of seal in embodiment of the utility model.
Fig. 9 is the decomposing schematic representation of retaining mechanism in embodiment of the utility model.
Figure 10 has shown the state when retaining mechanism is not locked.
State when Figure 11 has shown retaining mechanism locking.
Figure 12 is the decomposing schematic representation of pressure retaining valve in embodiment of the utility model.
Accompanying drawing only is used for exemplary illustration, can not be interpreted as restriction of the present utility model; For better explanation embodiment, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing some known features and explanation thereof may to omit be understandable.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further details.
Embodiment 1
As shown in Figure 1 to Figure 3, a kind of baking box of the present utility model comprises inner bag assembly and door assembly, comprises in addition heat generating component and Control Component, and described door assembly, heat generating component and Control Component all are located on the inner bag assembly.The inner bag assembly is used for settling the food that needs baking, and door assembly is used for switch gate, and heat generating component toasts the food in the inner bag assembly by heating, and Control Component is controlled the course of work of whole baking box.For making the specious and structure of baking box have more globality, the utility model also is provided with shell in the periphery of inner bag assembly.
As Fig. 4, shown in Figure 5, described inner bag assembly comprises inner bag 101, header board 102 and rear plate 103, the circulus that described inner bag 101 forms for seamless link, and form the cavity body structure of complete seal by seamless link with header board 102 and rear plate 103 respectively.In the present embodiment, described inner bag 101 is formed by punching press and welding by a smooth sheet material (such as iron plate), and forms the cavity body structure of sealing by welding with header board 102 and rear plate 103 respectively, is used for settling the food that needs baking.
As Fig. 2, Fig. 6, shown in Figure 7, described door assembly comprises doorframe 201, described doorframe 201 mainly comprises interior doorframe 202 and exterior door frame 203, is fixed with interior glass 204 and outer glass 205 by glass cement respectively on interior doorframe 202 and exterior door frame 203, to reach the effect of sealing.Described doorframe 201 is provided with connector 206, knocker 207 and seal 208, one end of described doorframe 201 is arranged on header board and can rotates relative to header board by connector 206, the other end of described doorframe 201 opens the door or closes the door by knocker 207, at closing time, seal by seal 208 between described doorframe 201 and header board, thereby will seal between door assembly and inner bag assembly.
As shown in Figure 8, different from general electric pressure cooking saucepan due to the utility model, maximum temperature can reach 230 ℃, so seal 208 must be through particular design.Through repeatedly testing and verifying, seal 208 is designed to the rounded or oval-shaped sealing ring in cross section, has good elasticity.For making seal still can keep good elasticity for a long time under high-temperature condition, guarantee the permanent sealing of baking box, described seal 208 is the silica gel sealing ring of hollow tubular, is filled with foamed silica gel in hollow area.Wherein the external diameter of seal 208 is that 7 ~ 9mm(is such as 8mm), internal diameter is that 5 ~ 7mm(is such as 6mm).
As Fig. 7, shown in Figure 8, the outside of described seal 208 is provided with the sticking part of protrusion, and described seal 208 fits tightly by sticking part and doorframe 201, guarantees that between doorframe 201 and header board, sealing is reliable.In the present embodiment, described sticking part comprises two branches, and whole sticking part is divided into two, and can increase pliability and the elasticity of seal 208, avoid seal 208 excessive deformation under the squeezing action of inner bag assembly and door assembly, guarantee that seal 208 can use for a long time.
To shown in Figure 11, described door assembly also comprises the retaining mechanism 209 of being located on header board as Fig. 3, Fig. 9, and described retaining mechanism 209 comprises driving member 210 and handle bar 211, driving member 210 and handle bar 211 interlocks.Wherein driving member 211 is formed by the several piece metallic combination, and wherein a metal 212 is provided with the draw-in groove 213 that coordinates with knocker, is used at closing time being connected with knocker, thereby driving member 210 is connected with doorframe.What retaining mechanism 209 utilized is lever principle, and handle bar 211 moves up and down, and driving member 210 seesaws, seesaw (movement travel is 6mm) thereby drive doorframe, and the purpose that reaches locking or unclamp doorframe.At closing time, handle bar 211 moves downward, and driving member 210 travels forward, thereby doorframe and header board are fitted tightly, and seal is compressed, and guarantees that between doorframe and header board, sealing is reliable.The process of opening the door with close the door on the contrary, repeat no more here.
As Fig. 3, shown in Figure 12, described inner bag is provided with pressure retaining valve 301, described pressure retaining valve 301 comprises is with handled valve body 302, blast pipe 303, valve body plectrum 304, fixed mount 305, sealing silica gel 306 and antiwind cap 307, seals by sealing silica gel 306 between described pressure retaining valve 301 and inner bag.Because the use meeting of the pressure in baking box along with baking box strengthens gradually, be to use safety, avoid the baking box security incident such as blast because pressure is excessive, therefore increase a pressure retaining valve 301 and be used for the pressure release exhaust.In this baking box course of work, the air in inner bag and the steam expanded by heating in food produce pressure, discharge through blast pipe 303.Blast pipe 303 tops are placed with valve body 302, and according to gravity principle, the pressure in baking box is during less than the weight of valve body 302, and gas can not be discharged, and baking box still keeps sealing state; During greater than the weight of valve body 302, valve body 302 is rushed to open when the pressure in baking box, and gas is discharged, and the baking box internal pressure reduces, and valve body 302 is pressed on blast pipe 303 again, and gas can not be discharged, and baking box is in sealing state again.Repeat so just can guarantee that baking box remains certain pressure in the course of the work, security incident can not occur again simultaneously.
Through calculating and test, the internal diameter of described blast pipe 303 is that 5 ~ 8mm(is such as 6mm), the weight of described valve body 302 is 22 ~ 24g, can make oven inner container remain the pressure of 6.8 ~ 10KPA.After baking finishes, by stirring the handle on valve body 302, valve body 302 is directly lifted, no longer keep sealing, the pressure in baking box just can release fully.
Embodiment 2
The difference of the present embodiment and embodiment 1 is: in the present embodiment, described seal is located on header board, can will seal between doorframe and header board equally, and then will seal between door assembly and inner bag assembly.
Other structures are identical with embodiment 1.
Obviously, above-described embodiment of the present utility model is only for the utility model example clearly is described, and is not to be restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.All any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of the utility model claim.