A kind of loam cake and adopt the electric cooker of this loam cake
[technical field]
The present invention relates to electric cooker, relate in particular to improvement the superstructure of electric cooker.
[technical background]
For realizing the sealing between electric cooker loam cake and the heat liberation board, two kinds of hermetically-sealed constructions are arranged at present.
A kind of is to adopt sealing ring directly to be fixed to outer covering, not removable.After there be long-term the use in the fixed hermetically-sealed construction of this sealing ring, dirt was residual easily inner to sealing ring, was difficult for the problem of cleaning, therefore, all no longer adopted this structure on the medium-to-high grade electric cooker.
Another kind of hermetically-sealed construction is as shown in Figure 1; Sealing ring is fixed on the removable black box; This black box mainly is made up of pot sealing ring 1, metal inner cap 2 and plastic stent 3 shown in Figure 1, realizes sealing through steam port sealing ring 5 between the heat liberation board 4 of heater with cover and the metal inner cap 2.This structural metal inner cap 2 materials relatively take, and adding needs between metal inner cap 2 and the heat liberation board 4 to realize sealing through steam port sealing ring 5, and portion's article are too much, have the too high problem of cost.And the heat on the lid heater of the removable hermetically-sealed construction of this kind through heat liberation board 4 heat radiations to metal inner cap 2, again by 2 heat radiations of metal inner cap to rice, the thermal efficiency is low, does not meet energy-conservation demand now.
[summary of the invention]
The object of the invention is exactly the problem that exists in the prior art in order to solve, and proposes a kind of loam cake and adopts the electric cooker of this loam cake, not only can convenience for washing, and can simplified structure, reduce cost, and improve the thermal efficiency.
For realizing above-mentioned purpose; Patent of the present invention has proposed a kind of loam cake, is used to comprise the electric cooker of body and interior pot, and this loam cake comprises lid and the heat liberation board that is arranged on the band heater on the lid; Also comprise the black box that is removably mounted on the hollow on the lid; Said black box comprise installation portion be installed in the sealing ring on the installation portion, said installation portion is removably mounted on the lid, said sealing ring is provided with first sealing and second sealing; The upper edge of pot in said first sealing and heat liberation board interference fit, second sealing are close to.
As preferably, said installation portion comprises the support of annular and the pressing plate of annular, and said support is provided with the clamping part that snaps fit onto on the lid, and lid is provided with the grab assembly that cooperates with clamping part, and said sealing ring is clamped between support and the pressing plate.Simple in structure, cost is low, and convenient disassembly.
As preferably, said grab assembly comprises the slip driving lever, is located at the spring between slip driving lever and the lid, and the front end of said slip driving lever is the pothook that cooperates with clamping part, and the rear end is provided with first lug boss.The second lug boss interference on first lug boss and the body is avoided when not loading onto black box, pinning loam cake, has improved the safety of products performance.
As preferably, the top of said clamping part is provided with first inclined-plane, and the bottom of pothook is provided with second inclined-plane that cooperates with first inclined-plane.Simple in structure, and clamping is easy to operate.
As preferably, riveted and fixed between said pressing plate and the support.Simple in structure, easy to process, cost is low.
As preferably, said pressing plate be coated on sealing ring the two sides " L " shape or for being coated on " [" shape of three of sealing ring.Further improve grip, guaranteed the durability of black box, prolonged the life-span of black box.
As preferably, said installation portion comprises the support of two annulars, and one of them support is provided with the clamping part that snaps fit onto on the lid, and lid is provided with the grab assembly that cooperates with clamping part, and said sealing ring is clamped between the two stands.Easy to process, can only adopt plastic material, further reduce cost.
For realizing above-mentioned purpose; Patent of the present invention has also proposed a kind of electric cooker, comprises body, is located in intrinsic pot, loam cake that can freely openable on the pot in being located at, and said loam cake comprises lid and is arranged on the heat liberation board of the band heater on the lid; Also comprise the black box that is removably mounted on the hollow on the lid; Said black box comprise installation portion be installed in the sealing ring on the installation portion, said installation portion is removably mounted on the lid, said sealing ring is provided with first sealing and second sealing; The upper edge of pot in said first sealing and heat liberation board interference fit, second sealing are close to.
As preferably, said installation portion comprises the support of annular and the pressing plate of annular, and said support is provided with the clamping part that snaps fit onto on the lid, and lid is provided with the grab assembly that cooperates with clamping part, and said sealing ring is clamped between support and the pressing plate.Simple in structure, cost is low, and convenient disassembly.
As preferably, said grab assembly comprises the slip driving lever, is located at the spring between slip driving lever and the lid, and the front end of said slip driving lever is the pothook that cooperates with clamping part, and the rear end is provided with first lug boss; Said body is provided with second lug boss with the first lug boss interference.First lug boss and the second lug boss interference are avoided when not loading onto black box, pinning loam cake, have improved the safety of products performance.
The beneficial effect of patent of the present invention: the present invention directly installs the black box of dismountable hollow on lid; Cleaning than existing non-removable structure is more convenient; Adopt the structure of metal inner cap simpler than existing metal, saved a large amount of metal materials, also do not need the steam port sealing ring that is provided with for the sealing between metal inner cap and heat liberation board in the prior art; Greatly reduce cost; Simultaneously, the heat on the lid heater is radiated on the rice by the heat liberation board direct heat, has improved the thermal efficiency.The present invention is simple in structure, and convenience for washing when reducing cost, can also improve the thermal efficiency, has good economic benefit, can be widely used in all kinds of electric cooker products.
[description of drawings]
Fig. 1 is the structural representation of loam cake in the prior art;
Fig. 2 is the structural representation of loam cake of the present invention;
Fig. 3 is the structural representation of black box in the loam cake of the present invention;
Fig. 4 is that the grab assembly does not cooperate sketch map with body when in the loam cake of the present invention black box being installed;
Fig. 5 is that the grab assembly cooperates sketch map with body when in the loam cake of the present invention black box being installed.
[specific embodiment]
Embodiment one:
Like Fig. 2, shown in 3; Loam cake comprises lid 6 and the heat liberation board 4 that is arranged on the band heater on the lid 6, also comprises the black box that is removably mounted on the hollow on the lid 6, and said black box comprises installation portion and is installed in the sealing ring 7 on the installation portion; Said installation portion is removably mounted on the lid 6; Said sealing ring 7 is provided with first sealing 71 and second sealing 72, said first sealing 71 and heat liberation board 4 interference fit, the upper edge of pot in second sealing 72 is close to.Installation portion comprises the support 8 of annular and the pressing plate 9 of annular, and said support 8 is provided with the clamping part 81 that snaps fit onto on the lid 6, and lid 6 is provided with the grab assembly that cooperates with clamping part 81; Said sealing ring 7 is clamped between support 8 and the pressing plate 9; Simple in structure, cost is low, and convenient disassembly.Riveted and fixed between pressing plate 9 and the support 8, simple in structure, easy to process, cost is low.Pressing plate 9 for " L " shape on the two sides that is coated on sealing ring 7 or for be coated on three of sealing ring 7 " [" shape has further been improved grip, has guaranteed the durability of black box, has prolonged the life-span of black box.Pressing plate 9 is a metal platen 9, and hollow, under the prerequisite of proof strength, can be made up of the metallic plate of 4 circular arcs, than the metal inner cap of prior art, has saved wide variety of materials.First sealing 71 and heat liberation board 4 interference fit on the sealing ring 7 realize sealing, have then realized and the sealing between interior pot on the last pot edge of pot in 72 deformation of second sealing are pressed to.Sealing ring 7 is assembled on the support 8 of plastics through the elastic force of rubber itself, and the caulking part of the pressing plate 9 of metal is inserted in the riveted holes of support 8 of plastics, through instrument the support 8 of the plastics pressing plate 9 with metal is compressed and rivets.
Like Fig. 4, shown in 5, the grab assembly comprises slip driving lever 61, is located at the spring 62 between slip driving lever 61 and the lid 6, and the front end of said slip driving lever 61 is the pothook 63 that cooperates with clamping part 81, and the rear end is provided with first lug boss 64.Second lug boss, 101 interferences on first lug boss 64 and the body 10 are avoided when not loading onto black box, pinning loam cake, have improved the safety of products performance.The top of said clamping part 81 is provided with first inclined-plane 82, and the bottom of pothook 63 is provided with second inclined-plane 65 that cooperates with first inclined-plane 82.Simple in structure, and clamping is easy to operate.
Electric cooker comprises body 10, be located at interior pot in body 10, be located in pot on can freely openable loam cake; Said loam cake comprises lid 6 and the heat liberation board 4 that is arranged on the band heater on the lid 6; Also comprise the black box that is removably mounted on the hollow on the lid 6; Said black box comprise installation portion be installed in the sealing ring 7 on the installation portion, said installation portion is removably mounted on the lid 6, said sealing ring 7 is provided with first sealing 71 and second sealing 72; Said first sealing 71 and heat liberation board 4 interference fit, the upper edge of pot in second sealing 72 is close to.Said grab assembly comprises slip driving lever 61, is located at the spring 62 between slip driving lever 61 and the lid 6, and the front end of said slip driving lever 61 is the pothook 63 that cooperates with clamping part 81, and the rear end is provided with first lug boss 64; Said body 10 is provided with second lug boss 101 with 64 interferences of first lug boss. First lug boss 64 and 101 interferences of second lug boss are avoided when not loading onto black box, pinning loam cake, have improved the safety of products performance.Because of the body 10 of electric cooker, interior pot etc. are common parts, therefore, illustrate no longer in addition.
(see figure 4) when black box is not installed; First lug boss 64 of the slip driving lever 61 of configuration is because the effect of spring 62 is in position shown in Figure 4 on the lid 6; When the user wants to cover lid 6; First lug boss 64 is in the state of interference with second lug boss 101 on the body 10, thereby covers lid 6, the unsafe factors such as steam leakage that cause in the meal process of cooking a meal when having prevented the user because of the neglected loading black box.
(see figure 5) when black box is installed, first inclined-plane 82 that the clamping part 81 through black box is provided with cooperates with second inclined-plane 65; Push slip driving lever 61 to right side, push put in place after, pothook on the slip driving lever 61 63 is because the clamping part 81 on the black box is blocked in the effect of spring 62; Realize the purpose of fixing seal assembly, simultaneously, when covering lid 6; Because slip driving lever 61 is pushed to a side, makes first lug boss 64 on the slip driving lever 61 avoid second lug boss 101 on the body 10, like this; Just can cover lid 6 and pinning smoothly, but just normal running of user.
Embodiment two:
In the present embodiment, directly adopt two supports 8 to come clamping sealing ring 7, the pressing plate 9 among the cancellation embodiment one, this structure is easy to process, and only adopts plastic material, need not adopt the pressing plate 9 of metal, further reduces cost.
The foregoing description is to explanation of the present invention, is not to qualification of the present invention, any scheme after the simple transformation of the present invention is all belonged to protection scope of the present invention.