The content of the invention
In view of this, it is an object of the invention to provide a kind of good sealing minute-pressure performance and splash-proof performance of having concurrentlyPan.
To achieve these goals, the invention provides following technical scheme：
A kind of pan, including pot body and pot cover, the pot edge inner ring of the pot body are provided with the level from bottom to top outwards expandedExist between pot body inwall on the upside of step, the outer rim of the pot cover and described level step under the first gap, the pot coverSide is provided with the sealing surface fitted with described level step, and the sealing surface is connected with and the pot body on the downside of described level step, there is the second gap between the ring packing side and the pot body inwall in the ring packing side that inwall coordinates.
Preferably, in above-mentioned pan, described level step along the direction outside the pot body on the inside of the lateral pot body byGradually tilted to the bottom of a pan.
Preferably, in above-mentioned pan, the angle of inclination of described level step is 10 °~45 °.
Preferably, in above-mentioned pan, the width in first gap and second gap is 0.9mm~1.5mm.
Preferably, in above-mentioned pan, the top of the pot edge is higher than the outer rim top of the pot cover.
Preferably, in above-mentioned pan, the connection of described level step and the pot body inwall of lower both sides disposed thereonPlace is arc-shaped transitional surface.
Preferably, in above-mentioned pan, the junction of the upper surface of the pot cover and the outer rim of the pot cover is circular arc mistakeCross face.
Preferably, in above-mentioned pan, the ring packing side is to be welded in the circular fold structure on the downside of the pot cover.
Preferably, in above-mentioned pan, the pot cover is hollow-core construction.
The pan that the present invention is provided, including pot body and pot cover, the pot edge inner ring of pot body are provided with what is from bottom to top outwards expandedPlay level step, the outer rim of pot cover and rise between pot body inwall on the upside of level step and there is the first gap, the downside of pot cover be provided withThe sealing surface of level step laminating is played, sealing surface is connected with playing the ring packing side that the pot body inwall on the downside of level step coordinates, ringThere is the second gap between shape sealing strip and pot body inwall.
When carrying out boiling culinary art using the pan, the part vapor overflowed from pot cover outer rim is cooled to the globule and rested onIn first gap, when the globule is cumulative, one layer of moisture film with leaching envelope effect will be formed on level step rising, that is, be formed outerPortion's water seal, simultaneously as the sealing surface of pot cover is touched with playing level step sticker splice grafting, can be by pot in the presence of the surface tension of waterLid along with the Action of Gravity Field of pot cover, makes the vapor in pot be difficult to overflow, is finally reached close together with tightly being inhaled with pot bodySeal minute-pressure effect；Meanwhile, the second gap that vapor can be between ring packing side and pot body inwall in pot is cooled to the globule, thenIt is back to plus the part water of outside water seal along level step is played in the second gap, so as to form internal water seal.When the gas in pot bodyWhen body pressure is in minute-pressure, outside water seal and internal water seal form dual-seal, it is ensured that the sealing minute-pressure between pot body and pot coverPerformance.When the gas pressure in pot body is more than atmospheric pressure and pot cover gravity sum, pot cover is discharged by jack-up, steam, now,Double seal structure is destroyed immediately, and most of water of outside water seal is flowed back in pot immediately along level step is played, so as to ensure anhydrousSpill or dabble seldom.
It can be seen that, this programme can be formed between pot body and pot cover inside and outside double seal sealing structure, it is ensured that potTool can have good sealing minute-pressure performance and splash-proof performance concurrently, so as to reduce leaking for steam, it is to avoid the loss of food nutrition,Accelerate the nutrition flowing of food inside pot body simultaneously, reach the purpose of health culinary art, improve Consumer's Experience.Good splash-proofPerformance, which is also helped, keeps the clean and tidy of stove table-board, lifting user's impression.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, completeSite preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based onEmbodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not madeEmbodiment, belongs to the scope of protection of the invention.
It refer to Fig. 1 to Fig. 5, the sectional perspective section view that Fig. 1 coordinates for the pot cover in the specific embodiment of the invention with pot bodyFigure；Fig. 2 is the pot cover and the partial lengthwise sectional view of pot body cooperation in the specific embodiment of the invention；Fig. 3 is specific real for the present inventionApply the partial perspective cutaway view of the pot body in example；Fig. 4 be the specific embodiment of the invention in pot body longitudinal sectional view；Fig. 5 isThe longitudinal sectional view of pot cover in the specific embodiment of the invention.
In a kind of specific embodiment scheme, good sealing minute-pressure performance and splash-proof are had concurrently the invention provides a kind ofThe pan of performance, the pan includes pot body 1 and pot cover 4, and the inner ring of pot edge 3 of pot body 1 is provided with the level from bottom to top outwards expanded, there is the first gap 7 in step 2, the downside of pot cover 4 is provided with rising between pot cover outer rim 6 and the pot body inwall for playing the upside of level step 2The sealing surface 11 that level step 2 is fitted, sealing surface 11 is connected with playing the ring packing side that the pot body inwall of the downside of level step 2 coordinates5, there is the second gap 8 between ring packing side 5 and pot body inwall.
When carrying out boiling culinary art using the pan, the part vapor overflowed from pot cover outer rim 6 is cooled to the globule and stoppedIn the first gap 7, when the globule is cumulative, one layer of moisture film with leaching envelope effect, i.e. shape will be formed on level step 2 risingInto outside water seal, simultaneously as the sealing surface 11 of pot cover 4 is contacted with playing the laminating of level step 2, in the effect of the surface tension of waterUnder, pot cover 4 can tightly be inhaled with pot body 1 together with, along with the Action of Gravity Field of pot cover 4, make vapor in pot increasinglyIt is difficult to overflow, only to be held in pot, is finally reached sealing minute-pressure effect；Meanwhile, in pot vapor can ring packing side withThe second gap 8 between pot body inwall is cooled to the globule, and playing a level step 2 along with the part water edge of outside water seal is back to secondIn gap 8, so as to form internal water seal.When the gas pressure in pot body 1 is in minute-pressure, outside water seal and internal water seal are formedDual-seal, it is ensured that the sealing minute-pressure performance between pot body 1 and pot cover 4.When the gas pressure in pot body 1 be more than atmospheric pressure andDuring 4 gravity sum of pot cover, pot cover 4 is by jack-up, by internal water seal when steam is discharged, vapor (steam) velocity reduction, now, double sealStructure is destroyed immediately, and most of water of outside water seal is flowed back in pot immediately along a level step 2 is played, so as to ensure anhydrous to spill or splashWater is seldom.Good splash-proof performance, which is also helped, keeps the clean and tidy of stove table-board, lifting user's impression.
It is arranged on the inner ring of pot edge 3 it should be noted that playing level step 2 and from bottom to top outwards expands, specifically refers toThe cross section for playing level step 2 from bottom to top outwards expands, as shown in Figure 4.Specifically, being connected to the outer ring of level step 2 and being located atThe pot body part for playing the upside of level step 2 can be described as step outer rim pot body portion, has been connected to the inner ring of level step 2 and has been located at level stepThe pot body part of 2 downsides can be described as step inner edge pot body portion, and the cross section in step inner edge pot body portion is less than step outer rim pot body portionCross section, wherein, step inner edge pot body portion can be along pot body depth direction the inner edge of level step 2 is extended downwardly by one sectionPot body part, or be connected to circumferential whole pot body parts on the downside of the inner edge of level step 2.Step inner edge pot body portionMain function be exactly match with the ring packing side 5 of pot cover 4 merge into internal water seal the second gap 8 of offer is provided.Play level platformThe step surface of rank 2 is the transition face in step outer rim pot body portion and step inner edge pot body portion, and it can be designed as plane or curved surface,Main function is to fit to contact with the sealing surface 11 of pot cover 4 when pot cover 4 is covered on pot body 1.
It should be noted that smoothly being flowed back in pot and in the second gap 8 for the ease of the cooling globule for playing the top of level step 2Place forms internal water seal, it is preferable that direction of the level step 2 of this programme along the outer lateral inner side of pot body 1 of pot body 1 is gradually to the bottom of a panTilt, be arranged such, the outside part cooling globule will be smoothly flowed back in pot along the inclined plane.Specifically, the inclined plane canTo be designed as inclined plane, inclined arc surface may be designed in.Wherein, the angle of inclination of inclined level step 2 is excellentChoosing is designed as 10 °~45 °, is so not only convenient for the globule and flows back in pot, but also has not interfered with the sealing minute-pressure of level step 2Can, it is ensured that effective support can be formed to pot cover 4 by playing level step 2.Certainly, above-mentioned inclined level step 2 structure is thisThe preferred embodiment scheme of invention, those skilled in the art can also be horizontally disposed by the step surface for playing level step 2, now, whenWhen the outside cooling globule runs up to a certain amount of, the purpose flowed back in pot is reached using the gravity and mobility of the globule itself.
It should be noted that the size in gap can influence the formation effect of sealing structure for water, in order to form effective water seal, andAnd ensure to be not susceptible to dabble when pot cover 4 is raised simultaneously, it is preferable that this programme is by the width in the first gap 7 and the second gap 8Degree is designed as 0.9mm~1.5mm, and the gap in this width range can be advantageously in formation sealing structure for water, it is ensured that water sealSealing property reach most preferably, while being unlikely to accumulate excessive cooling water, reach the purpose of splash-proof.
In order to further prevent phenomenon that outside cooling water surprisingly overflows, it is preferable that this programme also sets the top of pot edge 3The top higher than pot cover outer rim 6 is calculated as, is arranged such, when pot cover 4 is covered on pot body 1, with regard to shape between pot edge 3 and pot cover 4Into an annular groove structure, outside cooling water can be remained in the groove, and the higher top of pot edge 3 can haveEffect prevents water from surprisingly overflowing.
For the ease of processing and manufacturing, and the stress concentration of level step 2 and the junction of pot body 1 is reduced, it is ensured that play level platformBonding strength at rank 2, it is preferable that this programme will also play the connection of level step 2 and the inwall of the pot body 1 of lower both sides disposed thereonPlace is both designed as arc-shaped transitional surface, as shown in Figure 2.
Preferably, the upper surface of pot cover 4 and the junction of pot cover outer rim 6 are also configured as arc-shaped transitional surface, in this way, when water steamsWhen gas is cooled to the globule in the upper surface of pot cover 4, it is possible to smoothly flowed at the first gap 7 along the arc-shaped transitional surface, more justIn the formation of outside sealing structure for water.Specifically, arc-shaped transitional surface herein can be the arc surface protruded to pot body lateral direction,The recessed arc surface in direction on the inside of pot body can also be designed to.
It should be noted that above-mentioned ring packing side 5 can be designed as multiple structural forms, for example, it is welded under pot cover 4The annular coil structures of side, either in pot cover outer rim 6 to inner fold formation ring packing side 5 or in the setting of the downside of pot cover 4Lid structure simultaneously will be bent into ring packing side 5 for coordinating with pot body 1 etc. on the downside of inner cap.In addition, the periphery on ring packing side 5Face can be designed as cylindroid or taper surface, as long as can be formed between the inwall of pot body 1 for retaining internal sealing structure for waterThe second gap 8.Preferably, the ring packing side 5 in this programme is the circular fold structure for being welded in the downside of pot cover 4,As shown in Figure 2.
In another preferred embodiment scheme, pot cover 4 is designed as hollow-core construction by this programme, as shown in figure 5, pot cover 4Lower section be connected with inner cap 9, the outer rim of inner cap 9 is welded on the outer rim of pot cover 4 on the downside of provided with flanging and by flanging, inner cap 9 withCavity 10 is formed between pot cover 4, the flanging lower surface of the outer rim of inner cap 9 then forms the sealing for being contacted with rising level step 2 to fitFace 11.In addition, in the body of inner cap 9 one annular protuberance of circumferential downward bending formation, the periphery of the protuberance and pot body 1Wall coordinates, and forms ring packing side 5, the middle part of inner cap 9 is then preferably designed to arcwall face, as shown in Figure 5.The design of hollow-core constructionMake pot cover 4 that there is good heat insulation effect, even if stopping after being heated to the pan, the food inside pot body 1 also will not thatEasily cooling, it is especially suitable when needing to be incubated in winter.Meanwhile, cavity can also effectively completely cut off heat and conduct to pot cover 4Surface, prevents user from being ironed when contacting 4 surface of pot cover, use is safer.In addition, the pot cover of hollow-core construction is also lighterJust, the easy taking and placing of user, mitigate fatigue when using.
For the heat-proof quality of the pot cover 4 that improves hollow-core construction, this programme can be filled with cavity 10 air or otherThe preferable gas of heat-proof quality, it is of course also possible to the gas in cavity 10 be extracted out, so as to form the cavity 10 of vacuum, equallyPreferable effect of heat insulation can be reached.
It should be noted that the pot body 1 in the present invention is barrel-shaped structure, as shown in Figure 3 and Figure 4, certainly, this area skillIt is the other shapes such as oval or square that pot body 1 can also be designed as cross sectional shape by art personnel, is also designed to along depthWine barrel-shaped structure or other barrel-like structures etc. that direction area of section is not waited, the shape of pot cover 4 is mutually fitted with the pot mouth-shaped of pot body 1Match somebody with somebody, here is omitted.
It should be noted that the pan that provides of the present invention can select stainless steel, copper, iron, ceramics or other be suitable to making potThe unlike material of tool is made, and repeats no more herein.
The present invention can be formed between pot body 1 and pot cover 4 inside and outside double seal sealing structure, it is ensured that pan energyHave good sealing minute-pressure performance and splash-proof performance concurrently, so as to reduce leaking for steam, food is pinned nutrition in culinary art,Nutrition leak is avoided, while accelerating the nutrition flowing of food inside pot body, the purpose of health culinary art is reached, improves user's bodyTest.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined hereinGeneral Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the inventionThe embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase oneThe most wide scope caused.