Classifications

• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
  • A47J27/00—Cooking-vessels
  • A47J27/56—Preventing boiling over, e.g. of milk
• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
  • A47J36/00—Parts, details or accessories of cooking-vessels
  • A47J36/06—Lids or covers for cooking-vessels

Definitions

• the present invention relates to a kitchen appliance, and more particularly to an anti-overflow lid.
• some silicone caps open vent holes on the cover for discharging water vapor and heat.
• This design is because the vents on the lid cannot be closed. If the openings are too large, foreign matter may fall into the pot. And affecting the appearance; when the water does not reach the boiling point, water vapor can be discharged through the vent hole, heat is dissipated, the heating time is prolonged, and energy is wasted. That is, if the vent hole is opened too much, the heating time will be greatly prolonged, resulting in unnecessary energy waste; if it is too small, it will not play a good anti-overflow effect.
• Another object of the present invention is to provide a spill prevention mechanism for use in the above-described spill prevention lid.
• an overflow cover comprising a lid cover body and a spill prevention mechanism, wherein the lid cover body is provided with a concave cavity body for receiving a package overflow prevention mechanism
• the overflow prevention mechanism includes a top sheet, a base, a sliding shaft, and an elastic member, the top sheet is fixed at a top end of the sliding shaft and covers an upper opening of the concave cavity, and a through hole is formed in a bottom of the concave cavity
• the sliding shaft is inserted into the base through the elastic member, and the base is provided with a through hole; the base is detachably fitted to the bottom of the cavity, and the through hole at the bottom of the cavity communicates with the through hole of the base.
• the elastic member of the present invention comprises a tension spring for resetting the top sheet and a shape memory alloy spring for lifting the top sheet away from the opening of the concave body, the shape memory alloy spring and the tension spring being inner sleeve on the sliding shaft And being placed between the top end of the sliding shaft and the base; one end of the tension spring is fixed to the top end of the sliding shaft; the other end of the tension spring is fixed on the base.
• the elastic member of the present invention includes a compression spring for resetting the topsheet and an opening for lifting the topsheet away from the cavity a shape memory alloy spring, the shape memory alloy spring and a compression spring are sleeved on the sliding shaft, the shape memory alloy spring is disposed between the top end of the sliding shaft and the base; the compression spring is biased between the base and the end of the sliding shaft .
• the lower wall of the concave cavity of the present invention is provided with a ring groove, and the edge of the base is an upturned folded edge, and the folded edge is fitted in the annular groove of the concave cavity.
• the bottom of the base and the bottom of the cavity are further provided with matching fixing holes and fixing protrusions.
• the sliding shaft is provided with a gap between the insertion portion of the base and the bottom of the concave body for sliding the sliding shaft up and down.
• the lid body and the cavity on the lid body are integrally formed by using a silica gel material.
• Another object of the present invention is achieved by the following technical measures: a spill prevention mechanism for the lid, the spill prevention mechanism comprising a topsheet, a base, a sliding shaft and an elastic member, the topsheet being fixed at the a top end of the sliding shaft, the sliding shaft is inserted on the base;
• the elastic member includes a spring for resetting the top sheet and a shape memory alloy spring for jacking up the top sheet, the shape memory alloy spring and the return spring sleeve On the sliding axis.
• the shape memory alloy spring and the return spring of the present invention are internally sleeved on the sliding shaft and placed between the top end of the sliding shaft and the base; one end of the return spring is fixed to the top end of the sliding shaft; the other end of the return spring is fixed On the base.
• the shape memory alloy spring of the present invention is disposed between the top end of the sliding shaft and the base; the end of the sliding shaft is provided with a blocking piece, and the return spring is biased between the base and the blocking piece at the end of the sliding shaft. At least one vent hole is opened in the base of the present invention.
• the present invention also includes a protective sleeve placed between the topsheet and the base.
• the present invention further includes a guide sleeve, the guide sleeve is fixed on the base, and the sliding shaft is inserted into the guide sleeve through the base.
• the central portion of the base of the present invention is a raised hollow platform, the guide sleeve is fixed on the raised platform of the base, and the end of the sliding shaft extends out of the guide sleeve and is placed in the hollow platform.
• the base of the present invention has a flat shape, the guide sleeve is fixed to the center of the base, and the end of the sliding shaft extends out of the guide sleeve.
• the inner and outer diameters of the guide sleeve of the present invention are both narrow and wide, and a boss is formed between the upper and lower portions of the guide sleeve.
• the upper portion of the guide sleeve is matched with the sliding shaft, and the lower inner wall and the sliding shaft of the guide sleeve are further There is an interval.
• the present invention further includes a guide sleeve, wherein the inner and outer diameters of the guide sleeve are both narrow and wide, and the upper and lower portions of the guide sleeve are formed.
• the upper part of the guide sleeve is adapted to the sliding shaft, and the lower inner wall of the guide sleeve is spaced from the sliding shaft;
• the base is flat, the lower port of the guide sleeve is fixed at the center of the base, and the end of the sliding shaft is extended
• the shape memory alloy spring is disposed between the top end of the sliding shaft and the boss; the end of the sliding shaft is provided with a baffle, the return spring is placed in the interval, and is pressed against the boss and the sliding shaft Between the ends of the baffle.
• a further object of the present invention is achieved by the following technical measures: a lid cover body for use with the overflow prevention mechanism; the lid cover body is provided with a concave cavity body for accommodating a package overflow prevention mechanism or The opening of the fixed anti-overflow mechanism.
• the bottom or side wall of the concave cavity of the present invention is provided with a vent hole.
• the upper opening edge of the concave cavity of the present invention is provided with a retaining wall higher than the outer surface of the cover.
• a fitting ring groove is disposed on the lower wall of the cavity.
• the lid body is provided with a sloped fastening edge of different calibers, and the lid portion at the lower end of the slope is provided with a concave ring groove for accumulating water.
• the bottom end plane of the concave ring groove is located below the plane of the bottom end of the cavity.
• the inner surface of the lid cover body is evenly distributed with water-converging bumps or water-convex convex lines.
• the lid body and the cavity on the lid body are integrally formed by using a silica gel material.
• the lid of the lid is provided with a curved cavity type handle.
• the curved cavity type handle has a hole on both sides, and the inner side is provided with an anti-skid wire.
• the hanging edge of the lid body is provided with a hanging hole.
• the lid of the lid is provided with a metal ring reinforcing rib.
• the anti-overflow mechanism of the present invention can be integrally removed from the cavity, which is convenient for cleaning, and can avoid bacterial growth; and after the anti-overflow mechanism is disassembled, the silicone lid can be used in a furnace, an oven, a microwave oven, etc. use.
• the cavity of the silicone pot lid of the invention is open and exhausted, and the vent hole is large, which can achieve a good anti-overflow effect; at the same time, the cavity opening is provided with a retaining wall, which is convenient to use, safe and will not be discharged. Steam burns;
• the shape memory alloy is installed in the overflow prevention mechanism in the silicone lid of the present invention, and the lid vent is automatically opened and closed according to the temperature change, the whole process is automatically completed, the use is convenient, and the user's time and energy are saved. At the same time, the top sheet of the anti-overflow mechanism can be kept close to the cavity opening when the steam is not required to be discharged;
• the cover body of the invention is made of a silica gel material, and is integrally formed, which is convenient for cleaning and is not easy to be broken;
• the curved cavity type handle of the lid body of the invention can prevent the steam from being burned to the hand during use; the holes are arranged on both sides, so that water is not easily accumulated in the cavity, and is kept clean. Dry to prevent bacterial growth, and the inner side of the handle is attached with a bone structure to prevent slippery hands;
• the lid of the lid of the present invention is provided with a hanging hole, and can be hung on the hook when not in use, which is convenient and space-saving.
• the silicone lid of the present invention is provided with a metal ring in the silica gel to increase the strength of the lid and prevent deformation.
• the cover body of the present invention is provided with slope-like fastening edges of different calibers, and is applicable to pot diameters of different sizes.
• Figure 1 is a front elevational view showing a first embodiment of the spill prevention cover of the present invention
• Figure 2 is a cross-sectional view taken along line A-A of Figure 1;
• Figure 3 is a perspective partial cross-sectional view of the spill prevention mechanism of Figure 1;
• Figure 4 is a schematic view showing the assembly of the overflow prevention mechanism of Figure 3;
• Figure 5 is a view showing the normal state of the overflow prevention mechanism of Figure 3 in the cavity;
• Figure 6 is a view showing the exhaust state of the overflow prevention mechanism of Figure 3 in the cavity;
• Figure 7 is a schematic view showing the exhaust state of the cavity body using the side wall opening
• Figure 8 is an alternative structure of the spill prevention mechanism of Figure 1;
• Figure 9 is a perspective view of the second embodiment of the spill prevention cover of the present invention.
• Figure 10 is a cross-sectional view taken along line B-B of Figure 8.
• Figure 11 is a schematic view showing the assembly of the overflow prevention mechanism and the cover body in the second embodiment shown in Figure 8;
• Figure 12 is a perspective view of the rear cover body of the disassembly prevention mechanism in the second embodiment shown in Figure 8;
• Figure 13 is a perspective view of the bottom view of Figure 12;
• Figure 14 is a cross-sectional view showing another overflow prevention mechanism
• Figure 15 is a perspective partial cross-sectional view of the spill prevention mechanism of Figure 14;
• Figure 16 is a schematic view showing the assembly of the spill prevention mechanism shown in Figure 14;
• Figure 17 is a view showing the normal state of the overflow prevention mechanism shown in Figure 14 in the cavity;
• Figure 18 is a view showing the exhaust state of the overflow prevention mechanism shown in Figure 14 in the cavity;
• Figure 19 is a cross-sectional view showing still another overflow prevention mechanism
• Figure 20 is a perspective partial cross-sectional view of the spill prevention mechanism of Figure 19;
• Figure 21 is a schematic view showing the assembly of the spill prevention mechanism shown in Figure 19;
• Figure 22 is an alternative construction of the spill prevention mechanism of Figure 19;
• Figure 23 is a front elevational view of another cover body;
• Figure 24 is a cross-sectional view taken along line C-C of the lid body shown in Figure 23;
• the anti-overflow cover of the embodiment shown in FIG. 1 to FIG. 4 includes a lid cover body 1 and a spill prevention mechanism 2, and the lid lid body 1 is provided with a concave cavity body 10 for receiving the package overflow prevention mechanism 2,
• the cavity 10 can be located at any part of the cover area between the lid handle and the lid edge of the lid;
• the spill prevention mechanism 2 comprises a topsheet 3, a base 4, a sliding shaft 5, a guide sleeve 6 and elastic members, a topsheet 3 is fixed at the top end of the sliding shaft 5 and covers the upper opening of the cavity 10, and the bottom of the cavity 10 is provided with a through hole 121;
• the sliding shaft 5 is inserted into the guide sleeve 6 through the elastic member, and the guide sleeve 6 is fixed
• the base 4 is provided with a through hole 122;
• the base 4 is fitted to the bottom of the cavity 10, and the through hole 121 at the bottom of the cavity 10 communicates with the through hole 122 of the base 4.
• the elastic member includes a tension spring 81 for resetting the top sheet 5 and a shape memory alloy spring 7 for lifting the top sheet away from the opening of the concave body 10.
• the shape memory alloy spring and the tension spring 81 are inner sleeves on the sliding shaft 5 Up, and placed between the top of the sliding shaft 5 and the base 4.
• One end of the tension spring 81 is fixed to the top end of the slide shaft 5 through a through hole 13 provided at the top end of the slide shaft 5; the other end of the tension spring 81 is fixed to the base 4 by a pulling position 14 provided on the base 4.
• the shape memory alloy spring 7 automatically elongates or contracts at different temperatures, and cooperates with the tension spring 81 to drive the topsheet 3 to move up and down, close the opening of the cavity 10 or open the opening of the cavity 10.
• the topsheet 3 can be made of an aluminum foil or a stainless steel foil, which does not age due to high temperature, and can be kept in close contact with the opening of the cavity when there is no need to discharge steam.
• a protective sleeve 9 may be provided outside the tension spring 81, and the protective sleeve 9 and the guide sleeve 6 are coaxially disposed.
• the lower wall of the cavity body 10 is provided with a ring groove 11, and the edge 41 of the base 4 is an upturned flange, and the flange 41 is fitted. Mounted in the annular groove 11 of the cavity 10.
• a mounting hole 151 and a fixing projection 152 which are fitted and fixed are provided at the bottom of the base 4 and the bottom of the cavity 10.
• the outer ring of the lid body 1 is provided with a slope-like or step-like fastening edge; and the cover portion at the lower end of the slope is provided for A concave ring groove 17 for accumulating water.
• the lid body 1 and the cavity 10 on the lid body can be integrally formed by using silica gel or other materials. When the silicone material is used, the amount of elastic deformation is large, and the embedded installation of the overflow prevention mechanism in the concave cavity body and the overall removal and removal cleaning are facilitated. To avoid bacterial growth.
• the lid of the lid is also easy to clean and is not easy to break.
• the overflow prevention mechanism can be removed from the cavity, so that the silicone lid can also be used in a crucible oven, an oven, a microwave oven or the like.
• the central portion of the base 4 is a raised hollow platform
• the guiding sleeve 6 is fixed on the ridge platform of the base 4
• the bottom end of the sliding shaft 5 is extended beyond the guiding sleeve 6 Inside the hollow platform; the guide sleeve 6 is fixed on the base
• a gap 16 for sliding the slide shaft 5 up and down is also provided between the fixed portion and the bottom of the cavity 10.
• the end of the sliding shaft 5 is thickened to be limited.
• the top sheet 3 is pressed against the lid body 1 to close the opening of the cavity 10.
• the top sheet 3 can be fixed to the sliding shaft 5 by means of, but not limited to, riveting.
• Upper, the guide sleeve 6 can be fixed to the base 4 by means of, but not limited to, riveting.
• the shape memory alloy spring 7 automatically deforms and stretches when the temperature rises to a certain temperature, pushes the top cover upward, opens the opening of the cavity 10, and the water vapor and heat in the pot can pass through the vent holes 121, 122.
• the opening of the cavity 10 is discharged to achieve the purpose of overflow prevention; when the temperature drops to a certain extent, the shape memory alloy spring 7 automatically contracts and restores the original shape, and the sliding shaft 5 is reset and pressed by the gravity and the tension spring 81.
• the opening of the cavity 10 is tightly closed to prevent unnecessary heat loss and energy waste, and the whole process is automatically completed, which is simple and convenient to use, and saves the user's time and effort.
• the shape of the lid lid body 1 is preferably, but not limited to, a circular shape, and the lid lid body 1 is preferably, but not limited to, formed by integrally molding a silica gel material.
• the bottom of the cavity 10 and the base 4 may not have a vent hole, and a vent hole 123 may be formed in the sidewall of the cavity 10, so that steam in the pot enters from the vent hole 123 of the side wall.
• a vent hole 123 may be formed in the sidewall of the cavity 10, so that steam in the pot enters from the vent hole 123 of the side wall.
• the overflow prevention mechanism in this embodiment can also be replaced by the structure shown in FIG.
• the shape memory alloy spring 7 is placed between the top end of the slide shaft 5 and the base 4; a shutter 23 is fixed at the end of the slide shaft 5 or The end upset is thickened, and a compression spring 82 is pressed between the base 4 and the flap or the upset position at the end of the slide shaft 5, and the working principle is the same as that of the above embodiment, except that when the temperature drops, the topsheet is compressed.
• the spring 82 is reset by the action of the spring 82.
• the compression spring 82 is between the base 4 and the end of the sliding shaft 5, the two ends of the compression spring 82 are different from the above-mentioned embodiment in that the tension springs 81 are fixed at the top ends of the base 4 and the sliding shaft 5, The components can be rotated freely for easy use.
• Another anti-overflow cover of the embodiment is shown in Figs. 9 to 12, wherein the overflow prevention mechanism is the same as that in the above embodiment, except for the structure of the cover.
• a retaining wall 18 higher than the outer surface of the cover body may be disposed at the opening edge of the cover cavity 10, and the retaining wall 18 may be enclosed along the opening of the cavity 10, and the surrounding retaining wall 18 may be in the shape of an oblique cut.
• the part is close to the cover handle; this can guide the steam to the outside of the cover, blocking the steam from the handle and avoiding the steam from being sprayed on the user's hand.
• the bottom end plane of the concave ring groove 17 on the cover body is located below the plane of the bottom end of the cavity body 10, so that a middle portion of the cover body forms a raised space, and the cavity body 10 can be located in the space; Touch the food inside the pot.
• the handle of the cover body can also be set as a curved cavity type handle 20, and the hand can extend into the curved cavity during use, and the steam overflowing is not Will splash.
• the curved cavity type handles are provided with holes 23 on both sides, so that water is not easily accumulated in the cavity, and is kept clean and dry to prevent bacterial growth; the curved cavity type inner side and the wire bone structure prevent the sliding hand.
• a hanging hole 21 is also provided at the edge of the lid of the lid, so that it can be hung on the hook when not in use, Convenient and space saving; metal ring reinforcement ring 22 is embedded in the silica gel to increase the strength of the lid and prevent deformation.
• the cover body embodiment can be further modified. In order to avoid the transitional evaporation of moisture in the pot, the water-convex ridge strips 19 are uniformly distributed on the inner surface of the lid body 1 (see Fig.
• FIG. 14 to FIG. 18 another overflow prevention mechanism has the same working principle. The difference is that the base 4 in the overflow prevention mechanism 2 has a flat shape, and the guide sleeve 6 is fixed to the center of the base 4, and the sliding shaft 5 is The bottom end protrudes from the guide sleeve 6; the inner and outer diameters of the guide sleeve 6 are both narrow and wide, and a boss is formed between the upper and lower portions of the guide sleeve 6.
• the inner diameter of the upper portion of the guide sleeve is matched with the sliding shaft 5, and the lower portion of the guide sleeve
• the inner wall is spaced apart from the slide shaft 5 so that the guide sleeve 6 becomes long, and does not affect the vertical sliding of the slide shaft 5.
• the shape memory alloy spring 7 and the tension spring 81 are internally jacketed on the sliding shaft 5; one end of the tension spring 81 is fixed to the top end of the sliding shaft 5 through a through hole provided at the top end of the sliding shaft 5; the other end of the tension spring 81 is provided on the base.
• a shape memory alloy spring 7 is placed between the top end of the sliding shaft 5 and the boss of the guide sleeve 6 to make a smaller size anti-overflow mechanism assembly.
• the above-mentioned anti-overflow mechanism shown in Figs. 14 to 18 can also be replaced by the structure shown in Figs.
• FIG. 22 is an alternative structure of the overflow prevention mechanism.
• the base 4 is in the form of a flat plate.
• the guide sleeve 6 is fixed to the center of the base 4.
• the bottom end of the sliding shaft 5 passes through the base through the guide sleeve 6.
• the shape memory alloy spring 7 is used.

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• Engineering & Computer Science (AREA)
• Food Science & Technology (AREA)
• Cookers (AREA)
• Closures For Containers (AREA)

Applications Claiming Priority (2)

Publications (1)

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ID=47363831

Family Applications (1)

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Cited By (1)

Families Citing this family (15)

Citations (7)

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• 2012
  • 2012-08-31 CN CN201220441614.XU patent/CN202891633U/zh not_active Expired - Fee Related
  • 2012-08-31 CN CN201210317028.9A patent/CN102835904B/zh not_active Expired - Fee Related
  • 2012-10-11 WO PCT/CN2012/082761 patent/WO2013143272A1/fr not_active Ceased

Patent Citations (7)

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