WO2021088185A1 - Cooking pot and pot lid thereof - Google Patents
Cooking pot and pot lid thereof Download PDFInfo
- Publication number
- WO2021088185A1 WO2021088185A1 PCT/CN2019/123803 CN2019123803W WO2021088185A1 WO 2021088185 A1 WO2021088185 A1 WO 2021088185A1 CN 2019123803 W CN2019123803 W CN 2019123803W WO 2021088185 A1 WO2021088185 A1 WO 2021088185A1
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- WO
- WIPO (PCT)
- Prior art keywords
- pot
- lock pin
- cover
- connecting rod
- handle
- Prior art date
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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
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
-
- 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
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/0804—Locking devices
Definitions
- the invention relates to the technical field of cooking utensils, in particular to a cooking pot and its lid.
- Pressure cooking utensils will increase this physical phenomenon through the boiling point of liquid at higher pressure. Pressure is applied to water so that the water can reach a higher temperature without boiling, so as to speed up the speed of stewing food; the liquid in the pot turns into water vapor when heated. Use a sealed pot to retain water vapor in the pot, and the air will generate high pressure due to heating, which can increase the boiling point of the liquid.
- the buckling of the lid and the pot body plays a vital role in preventing the explosion of high-pressure cookware.
- the cooperation between the lid and the pot body of mainstream products is pressure-bearing through the lock on the lid and the teeth on the pot body.
- the pressure-bearing effect is better, but the action is more cumbersome: first, when closing the lid The lid should be aligned with the pot body to avoid interference between the lock and the teeth; after closing the lid, rotate the lock so that it coincides with the teeth. To open the lid, the lock is rotated to make the lock and the pot teeth misaligned, and then the lid is lifted to complete the opening action.
- the invention provides a cooking pot and its lid, so as to solve the complicated technical problem of the process of opening and closing the lid of the pressure kitchenware.
- a technical solution adopted by the present invention is to provide a pot lid, the pot lid includes: a lid body for covering the open end of the pot body; a handle, which is telescopically arranged on the open end of the pot body; On the cover; at least two lock pin members are arranged in the cover body and arranged radially with respect to the handle; a linkage mechanism is connected between the handle and the lock pin, in the During the expansion and contraction process of the handle, the lock pin is driven to perform expansion and contraction movement, so that the pot cover and the pot body are locked and unlocked.
- the linkage mechanism includes a connecting rod seat and at least two connecting rods, the connecting rod seat is connected to an end of the handle close to the cover, and both ends of each connecting rod are connected to the The connecting rod seat is hinged with the corresponding lock pin.
- the pot cover further includes a limit mechanism, the limit mechanism includes a guide post and a stop part, the guide post is connected to a side of the cover body facing the handle, and the guide post
- the axial direction is parallel to the moving direction of the handle, the connecting rod seat and the handle are movably sleeved on the periphery of the guide post, and the stop part is connected to the guide post away from the cover body The end is used to abut the connecting rod seat or the handle when the connecting rod seat or the handle moves to the end of the guide post.
- the limiting mechanism further includes an elastic member, and the elastic member is sandwiched between the stop portion and the connecting rod seat or the handle.
- the cover body includes an inner cover body and an outer cover body, the outer cover body covers the inner cover body, and the outer cover body has an annular enclosure part centered on the handle A guide groove is formed on the ring-shaped enclosure part, and the lock pin is disposed on the inner cover and movably penetrates through the guide groove.
- a first guide part is formed on the lock pin
- a second guide part is formed on the cover
- the first guide part and the second guide part cooperate with each other to restrict the lock The direction of expansion and contraction of the pin.
- the first guide portion is a waist-shaped hole opened on the lock pin, the length direction of the waist-shaped hole is set along the radial direction of the cover, and the second guide portion is set A guide rod on the cover, the guide rod penetrates the waist-shaped hole.
- the first guide portion is a slider provided on the lock pin
- the second guide portion is a slide rail provided on the cover
- the extension direction of the slide rail is along the
- the cover is arranged in the radial direction, the sliding block and the sliding rail are slidably fitted; or the first guide portion is a sliding rail arranged on the lock pin, and the extension direction of the sliding rail is along the
- the cover body is arranged in a radial direction
- the second guide part is a sliding block arranged on the cover body, and the sliding block is slidably fitted with the sliding rail.
- the connecting rod seat has a disc shape, at least two of the connecting rods are connected and evenly distributed on the outer circumference of the connecting rod seat, and the extending direction of the connecting rod passes through the axis of the connecting rod seat.
- a fixing groove is provided on the connecting rod seat, and the fixing groove includes an accommodating part and an avoiding part, and one end of the connecting rod hinged with the connecting rod seat is provided with a hinge shaft, and the hinge shaft is movable It is arranged in the accommodating part, and the axial direction of the hinge shaft is perpendicular to the radial direction of the connecting rod seat, and the connecting rod is inserted in the avoiding part.
- the pot cover further includes an upper pressure protector, the upper pressure protector is movably arranged on the cover body, and the upper pressure protector is used to restrict the lock under the action of the pressure in the pot body. Telescopic movement of the pin.
- a mounting hole is formed on the cover body, a locking hole is formed on the lock pin member, the first part of the upper pressure protector penetrates the locking hole, and the upper pressure protector The second part penetrates the mounting hole and is hung on the cover. The second part of the upper pressure protector rises to the locking hole under the action of the pressure in the pot body, and then the The telescopic movement of the lock pin is restricted.
- the movement margin between the outer wall of the first part of the upper pressure protector and the inner wall of the locking hole is greater than or equal to the maximum displacement of the lock pin, and the second part of the upper pressure protector
- the movement margin between the part of the outer wall and the inner wall of the locking hole is set to be smaller than the displacement required for unlocking the locking pin.
- the upper pressure protector includes a movable sleeve, an indicator rod, and an abutting member.
- the movable sleeve is inserted in the mounting hole, and the indicator rod is inserted in the locking hole and is connected to the The movable sleeve is connected, the indicator rod is provided with an annular flange, the outer diameter of the annular flange is greater than the diameter of the mounting hole, so that the movable sleeve is hung on the cover, and the abutment
- the connecting piece is connected with the movable sleeve, and the outer diameter of the abutting piece is greater than the diameter of the mounting hole, wherein, under the action of the pressure in the pot, the movable sleeve rises into the locking hole, Furthermore, the telescopic movement of the lock pin is restricted, and at the same time, the abutting member forms abutment with the cover, thereby sealing the mounting hole.
- annular groove is provided on the outer wall of the movable sleeve, the abutting member is an annular elastic ring, and the annular elastic ring is clamped to the annular groove.
- a cooking pot which includes a pot body and a pot cover as described above, and a lock is formed on the inner surface of the open end of the pot body.
- the lock pin member cooperates with the locking member to lock the pot cover and the pot body.
- At least two locking members there are at least two locking members, and at least two locking members are arranged at intervals around the circumference of the open end of the pot body, and the open end of the pot body is formed with a positioning groove, so A positioning block is formed on the cover body, and when the positioning block is matched with the positioning groove, the lock pin member and the locking member are aligned with each other.
- the locking member is a lock pin groove formed by recessing the inner surface of the open end of the pot body inward; or the lock pin groove penetrates the open end of the pot body, and A reinforcing rib is formed on the outer side wall of the pot body, and the reinforcing rib is arranged around the periphery of the lock pin groove.
- the surface of the lock pin groove in contact with the lock pin member is a circular arc surface
- the surface of the lock pin member in contact with the lock pin groove is a circular arc surface
- the arc of the lock pin groove The surface is matched with the arc surface of the lock pin member.
- the length of the chord corresponding to the arc where the arc surface is located is 2-300 mm, and the height of the arc surface along the radial direction of the arc is 0-50 mm.
- the locking member is arranged around the circumference of the inner surface of the open end of the pot body.
- a handle that can be moved closer to and away from the lid is provided, and the telescopic movement of the handle is converted into the telescopic movement of the lock pin through the linkage mechanism, thereby realizing the opening and closing of the lid, so that the opening and closing can be completed quickly.
- the closing action makes the user experience better.
- Figure 1 is a three-dimensional schematic diagram of a pot cover in an embodiment of the present invention
- Fig. 2 is a schematic cross-sectional view of the handle in Fig. 1 when it is away from the cover;
- Fig. 3 is a schematic sectional view of the handle in Fig. 1 when it is close to the cover;
- FIG. 4 is a schematic diagram of the three-dimensional structure of the lock pin in FIG. 1;
- Fig. 5 is a schematic sectional view of the upper pressure protector in the pot cover in Fig. 3 when it moves to the limit lock pin;
- Fig. 6 is a schematic sectional view of the upper pressure protector in Fig. 5;
- Figure 7 is a schematic diagram of an exploded structure of a cooking pot in another embodiment of the present invention.
- Fig. 8 is a schematic sectional view of the cooking pot in Fig. 7;
- FIG. 9 is a schematic diagram of the three-dimensional structure of the pot body in FIG. 8;
- Fig. 10 is a partial enlarged schematic view of the sectional structure of the pot body in Fig. 9;
- Figure 11 is a schematic plan view of the lock pin in Figure 7;
- Fig. 12 is a schematic plan view of the pot body in Fig. 9.
- FIG. 1 is a three-dimensional structural diagram of the pot lid in an embodiment of the present invention
- Figure 2 is a cross-sectional view of the handle in Figure 1 when away from the lid body Structure diagram
- FIG. 3 is a cross-sectional structure diagram when the handle in FIG. 1 is close to the cover.
- the pot cover 100 generally includes a cover body 10, a handle 20, at least two locking pin members 30 and a linkage mechanism 40.
- the lid body 10 is used to cover the open end of the pot body (not shown in the figure); the handle 20 is telescopically arranged on the lid body 10; at least two lock pins 30 are arranged in the lid body 10, and It is arranged radially with respect to the handle 20; the linkage mechanism 40 is connected between the handle 20 and the lock pin member 30.
- the lock pin member 30 is driven to expand and contract, so that the pot cover 100 and the pot body are locked And unlock.
- At least two lock pin members 30 are deployed radially with the handle 20 as the center, and the lock pin members 30 can be driven by the linkage mechanism 40 to perform telescopic movement with the handle 20 as the center.
- the linkage mechanism 40 As shown in Figure 2, when the handle 20 moves in a direction away from the cover 10, that is, when it moves in the direction of the arrow shown in the figure, it will drive one end of the linkage mechanism 40 connected to it in a direction away from the cover 10 Move, and the other end of the linkage mechanism 40 will drive the lock pin 30 to contract inward, that is, move toward the handle 20 to unlock the pot.
- a handle 20 that can be close to and away from the lid body 10 is provided, and the telescopic movement of the handle 20 is converted into the telescopic movement of the lock pin 30 through the linkage mechanism 40, thereby realizing the opening and closing of the lid 100. Therefore, the opening and closing actions can be completed quickly, and the user experience is better.
- the two lock pin members 30 when there are two lock pin members 30, the two lock pin members 30 are arranged opposite to each other along the diameter direction of the handle 20 to form a connection on opposite sides of the pot cover 100.
- the plurality of locking pin members 30 are uniformly and radially expanded with the handle 20 as the center, so that the pot cover 100 is evenly stressed.
- the linkage mechanism 40 includes a connecting rod seat 42 and at least two connecting rods 44.
- the connecting rod seat 42 is connected to one end of the handle 20 close to the cover 10, and both ends of each connecting rod 44 are connected to the connecting rod respectively.
- the rod base 42 and the corresponding lock pin 30 are hingedly connected.
- the connecting rod seat 42 and the handle 20 may be an integral structure, and the connecting rod seat 42 may also be detachably connected to the handle 20, which is not specifically limited in the embodiment of the present invention.
- the connecting rod seat 42 is in the shape of a disc, at least two connecting rods 44 are connected and evenly distributed on the outer circumference of the connecting rod seat 42, and the extending direction of the connecting rod 44 passes through the axis of the connecting rod seat 42.
- the number of connecting rods 44 is five, one end of the five connecting rods 44 is evenly connected to the outer circumference of the connecting rod seat 42, and each connecting rod 44 is connected
- the projections of the plane where the rod seat 42 is located are all arranged along the radial direction of the connecting rod seat 42 so that the force of at least two connecting rods 44 is uniform and the movement consistency is high.
- the connecting rod seat 42 is provided with a fixing groove 46
- the fixing groove 46 includes a receiving portion 461 and an avoiding portion 463
- a hinge shaft is provided at one end of the connecting rod 44 hinged with the connecting rod seat 42 43.
- the hinge shaft 43 is movably arranged in the accommodating portion 461, and the axial direction of the hinge shaft 43 is perpendicular to the radial direction of the connecting rod seat 42, and the connecting rod 44 is inserted in the avoiding portion 463.
- the fixing groove 46 penetrates the connecting rod seat 42 along the axial direction of the connecting rod seat 42.
- the fixing groove 46 includes a receiving portion 461 and a avoiding portion 463 arranged in a cross shape.
- the avoiding portion 463 is arranged along the radial direction of the connecting rod seat 42 for In the avoiding link 44, the accommodating portion 461 is arranged in a direction perpendicular to the radial direction of the connecting rod seat 42, and the hinge shaft 43 is inserted in the accommodating portion 461, and then the connecting rod 44 and the connecting rod seat 42 are hinged.
- FIG. 4 is a schematic diagram of the three-dimensional structure of the lock pin in FIG.
- a connecting portion 32 is protruded from one end of the lock pin 30 close to the handle 20.
- the connecting portion 32 is provided with a connecting hole 321.
- the lock pin 30 is hinged with the connecting rod 44 through the connecting hole 321.
- the lock pin 30 is plate-shaped, and the connecting portion 32 and the lock pin 30 are an integral structure.
- the connecting portion 32 may be formed by bending a plate on the lock pin 30 to reduce the number of components. , Simplify the fixed structure.
- the pot cover 100 further includes a limiting mechanism 50
- the limiting mechanism 50 includes a guide post 52 and a stop portion 54
- the guide post 52 is connected to the side of the cover 10 facing the handle 20
- the axial direction of the guide post 52 is parallel to the moving direction of the handle 20
- the connecting rod seat 42 and the handle 20 are movably sleeved on the periphery of the guide post 52
- the stop 54 is connected to the end of the guide post 52 away from the cover 10
- the connecting rod seat 42 or the handle 20 moves to the end of the guide post 52
- the connecting rod seat 42 or the handle 20 abuts.
- the moving direction and the maximum displacement of the handle 20 relative to the cover 10 can be limited.
- the guide post 52 is disposed in the center of the cover 10, the connecting rod seat 42 is movably sleeved on the periphery of the guide post 52, the handle 20 is connected to the connecting rod seat 42, and the guide post 52 is used for connecting The rod base 42 is guided.
- the connecting rod seat 42 can be stopped when the connecting rod seat 42 moves away from the cover 10 to prevent the connecting rod seat 42 from falling out of the guide post 52.
- the handle 20 can also be movably sleeved on the periphery of the guide post 52, and the handle 20 is connected to the connecting rod seat 42, which is not specifically limited in the embodiment of the present invention.
- the limiting mechanism 50 further includes an elastic member 56, and the elastic member 56 is sandwiched between the stop portion 54 and the connecting rod seat 42 or the handle 20.
- the elastic member 56 penetrates the guide post 52 and is sandwiched between the stop 54 and the connecting rod seat 42 or the handle 20.
- the handle 20 moves in a direction away from the cover 10 At this time, the handle 20 or the connecting rod seat 42 slowly squeezes the elastic member 56.
- the arrangement of the elastic member 56 can reduce the impact of the handle 20 or the connecting rod 44 on the stop 54 and make the movement of the lock pin 30 more stable.
- the reset function of the elastic member 56 and the gravity of the handle 20 can drive the handle 20 or the connecting rod seat 42 to move closer to the cover 10, thereby driving the locking pin 30 to lock the pot.
- a spring is used as the elastic member 56.
- the advantage of using the spring is that the spring is a common elastic element, which is easy to replace when the part is damaged, and the spring has good stretchability, is easy to be squeezed, and When squeezed to a certain extent, the reaction force is greater.
- other types of elastic members 56 may also be used, such as rubber springs, air springs, or dampers, etc., which are not specifically limited in the embodiment of the present invention.
- the cover body 10 includes an inner cover body 12 and an outer cover body 14.
- the outer cover body 14 covers the inner cover body 12, and the outer cover body 14 has a handle 20 as the center.
- the annular enclosure portion 142 is formed with a guide groove 144 on the annular enclosure portion 142, and the lock pin 30 is disposed on the inner cover 12 and movably penetrates the guide groove 144.
- the lock pin 30 is disposed on the inner cover body 12, the ring-shaped enclosure portion 142 is arranged around the periphery of the inner cover body 12, and a guide groove 144 is formed at a position corresponding to the ring-shaped enclosure portion 142 and the lock pin member 30.
- the guide groove 144 penetrates the ring-shaped enclosure portion 142, and the lock pin 30 is movably penetrated in the guide groove 144, and then, under the restriction of the guide groove 144, performs a telescopic movement.
- the guide groove 144 penetrates the ring-shaped enclosure portion 142 to facilitate the locking of the lock pin 30 extending out of the ring-shaped enclosure portion 142 to lock the pot body.
- a first guide portion is formed on the lock pin 30, a second guide portion is formed on the cover 10, and the first guide portion and the second guide portion cooperate with each other to restrict the lock pin member.
- the direction of expansion and contraction of 30 By providing the first guide part and the second guide part that cooperate with each other, the lock pin 30 can be further guided, so that the movement of the lock pin 30 is more accurate.
- the cover body 10 is circular
- the first guide portion is a waist-shaped hole 34 opened on the lock pin 30, and the length of the waist-shaped hole 34 is along
- the cover body 10 is arranged in a radial direction
- the second guide portion is a guide rod 16 arranged on the cover body 10, and the guide rod 16 penetrates through the waist-shaped hole 34.
- the guide rod 16 is arranged on the inner cover 12 so as to facilitate the guide rod 16 to cooperate with the lock pin 30 arranged on the inner cover 12. Understandably, the guide rod 16 may also be provided on the opposite surface of the outer cover 14 and the inner cover 12, which is not specifically limited in the embodiment of the present invention.
- the waist-shaped hole 34 is provided in a sliding fit with the guide rod 16 to guide the lock pin 30.
- sliding rails and sliding blocks that cooperate with each other can also be provided for guiding the lock pin 30.
- the first guide portion is a slider provided on the lock pin 30, and the second guide portion is a slide rail provided on the cover body 10, and the extension direction of the slide rail is along the diameter of the cover body 10.
- the sliding block and the sliding rail are slidingly matched.
- the first guide portion is a slide rail provided on the lock pin 30, the extension direction of the slide rail is provided along the radial direction of the cover body 10, and the second guide portion is provided on the cover body 10.
- the sliding block, the sliding block and the sliding rail are slidingly matched.
- other types of guiding structures may also be provided, and the embodiment of the present invention does not specifically limit it.
- FIG. 5 is a schematic cross-sectional structure view of the upper pressure protector in the pot cover in FIG. 3 when it moves to the limit lock pin.
- the pot cover 100 further includes an upper pressure protection member 60 movably arranged on the lid body 10, and the upper pressure protection member 60 is used to limit the telescopic movement of the lock pin 30 under the action of the pressure in the pot body.
- the upper pressure protector 60 restricts the telescopic movement of the lock pin 30 under the action of the pressure in the pot, which can prevent the user from misoperation and open the lid when there is pressure in the pot. 100, thereby improving the safety performance of the cooking pot.
- the cover 10 is provided with a mounting hole 18, the lock pin 30 is provided with a locking hole 36, and the first part of the upper pressure protection member 60 penetrates through the lock In the hole 36, the second part of the upper pressure protector 60 is inserted into the mounting hole 18 and hung on the cover 10, and the second part of the upper pressure protector 60 rises to the locking hole under the action of the pressure in the pot. 36, further restricting the telescopic movement of the lock pin 30.
- the upper pressure protector 60 when there is no pressure in the pot, the upper pressure protector 60 is hung on the cover 10, and the lock pin 30 can move relative to the cover 10 under the driving of the linkage mechanism 40.
- the upper pressure protector 60 moves upward under the action of the pressure in the pot, so that the second part is inserted in the locking hole 36.
- the lock pin 30 When the user pulls the handle 20, the lock pin 30 is inward.
- the second part of the upper pressure protection member 60 will abut against the lock pin 30 to limit the lock pin 30 from contracting for unlocking operation, thereby improving the safety performance of the product.
- the movable margin between the outer wall of the first part of the upper pressure protector 60 and the inner wall of the locking hole 36 is greater than or equal to the maximum displacement of the lock pin 30, and the outer wall of the second part of the upper pressure protector 60 is locked
- the movement margin between the inner walls of the hole 36 is set to be smaller than the displacement amount required for the lock pin 30 to unlock.
- the movement margin between the outer wall of the first part of the upper pressure protector 60 and the inner wall of the locking hole 36 refers to: when the first part of the upper pressure protector 60 penetrates the locking hole 36, the lock pin 30 The maximum distance that can be moved relative to the upper pressure protector 60.
- the maximum displacement of the locking pin 30 refers to the maximum moving distance of the locking pin 30 driven by the linkage mechanism 40.
- the movement margin between the outer wall of the second part of the upper pressure protector 60 and the inner wall of the locking hole 36 refers to: when the second part of the upper pressure protector 60 is inserted into the locking hole 36, the lock pin 30 can The maximum distance relative to the upper pressure protector 60 to move.
- the amount of displacement required for unlocking of the lock pin 30 refers to the distance between the position of the lock pin 30 when the lock pin 30 is locked relative to the pot body and the position of the lock pin 30 just when the lock pin 30 is unlocked relative to the pot body.
- the upper pressure protector 60 may be provided as an integral structure, or may be provided as including at least two elements, which is not specifically limited in the embodiment of the present invention.
- FIG. 6 is a schematic cross-sectional view of the upper pressure protector in FIG. 5.
- the upper pressure protection member 60 may include a movable sleeve 62, an indicator rod 64 and an abutting member 66.
- the movable sleeve 62 passes through the mounting hole 18, the indicator rod 64 passes through the locking hole 36 and is connected to the movable sleeve 62, and the indicator rod 64 is provided with an annular flange 642 whose outer diameter is larger than that of the mounting hole 18 to hang the movable sleeve 62 on the cover 10, the abutting piece 66 is connected to the movable sleeve 62, and the outer diameter of the abutting piece 66 is larger than the diameter of the mounting hole 18.
- one end of the indicator rod 64 is connected to the movable sleeve 62, and the other end of the indicator rod 64 can be extended out of the pot cover 100 under the action of the pressure in the pot to indicate the presence of pressure in the pot.
- the outer diameter of the annular flange 642 on the indicator rod 64 is larger than the diameter of the mounting hole 18, so that the upper pressure protector 60 can be hung on the cover 10.
- the abutting member 66 is disposed on the side of the cover body 10 away from the indicator bar 64 for abutting against the inner side of the cover body 10 when the movable sleeve 62 rises to prevent the upper pressure protector 60 from falling out of the mounting hole 18.
- annular groove 622 is provided on the outer wall of the movable sleeve 62, the abutting member 66 is an annular elastic ring, and the annular elastic ring is clamped to the annular groove 622.
- FIG. 7 is a schematic diagram of an exploded structure of a cooking pot in another embodiment of the present invention
- FIG. 8 is a schematic cross-sectional structure diagram of the cooking pot in FIG. 7.
- the cooking pot 200 includes a pot body 210 and a pot lid 220.
- a locking member is formed on the inner surface of the open end of the pot body 210.
- the locking pin 225 cooperates with the locking member to lock the pot cover 220 and the pot body 210.
- the structure of the pot cover 220 is the same as the structure of the pot cover 100 described in the foregoing embodiment, please refer to the description in the foregoing embodiment, and will not be repeated here.
- At least two locking members there are at least two locking members, and at least two locking members are arranged at intervals around the circumference of the open end of the pot body 210.
- a positioning groove 214 is formed at the open end of the pot body 210, and a positioning block 223 is formed on the cover body 221. When the positioning block 223 is matched with the positioning groove 214, the locking pin 225 and the locking member are aligned with each other.
- the number of the lock pieces can be set to be equal to the number of the lock pin pieces 225, and when the positioning block 223 is matched with the positioning groove 214, the lock pieces correspond to the lock pin pieces 225 one-to-one.
- the positioning block 223 and the positioning groove 214 that cooperate with each other, the locking member and the locking pin 225 can be easily aligned, so that the locking pin 225 and the locking member can be locked.
- the number of positioning blocks 223 is two.
- the two positioning blocks 223 are respectively provided on opposite sides of the cover body 221, and the positioning grooves 214 are opened at the open end of the pot body 210 and the positioning blocks. 223 corresponds to the location.
- the positioning block 223 may also be provided at the open end of the pot body 210, and the positioning groove 214 is formed on the pot cover 220, which is not specifically limited in this embodiment of the present invention.
- the number of positioning blocks 223 may also be one, three or more, and the present invention does not limit the number of positioning blocks 223.
- FIG. 9 is a schematic diagram of the three-dimensional structure of the pot in FIG. 8, and FIG. 10 is a partial enlarged schematic diagram of the cross-sectional structure of the pot in FIG. 9.
- the locking member is configured as a lock pin groove 212
- the lock pin groove 212 is formed by the inner surface of the open end of the pot body 210 being recessed inward.
- the lock pin groove 212 can also be provided to penetrate the open end of the pot body 210, and a reinforcing rib is formed on the outer side wall of the pot body 210, and the reinforcing rib is arranged around the periphery of the lock pin groove 212.
- a reinforcing rib may be provided on the side where the lock pin groove 212 contacts the lock pin member 225.
- the strength of the lock pin groove 212 can be improved, and on the other hand, the contact area between the lock pin 225 and the lock pin groove 212 can be increased, thereby improving the connection between the lock pin 225 and the lock pin groove 212 For stability, the connection force between the lid 220 and the body 210 is improved.
- FIG. 11 is a schematic plan view of the lock pin member in FIG. 7, and FIG. 12 is a plan view structural view of the pot body in FIG. 9.
- the contact surface of the lock pin member 225 and the lock pin groove 212 is a circular arc surface
- the contact surface of the lock pin groove 212 and the lock pin member 225 is a circular arc surface
- the circular arc surface of the lock pin groove 212 and the circular arc of the lock pin 225 Match the surface.
- the length of the chord corresponding to the arc where the arc surface is located is 2-300 mm, and the height of the arc surface along the radial direction of the arc is 0-50 mm.
- the length of the chord corresponding to the arc where the arc surface is located is W
- the height of the arc surface along the radial direction of the arc is H
- the value of W can be 2mm, 5mm, 10mm, 20mm, 30mm, 40mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm, 120mm, 140mm, 160mm, 180mm, 200mm, 220mm, 240mm, 260mm, 280mm or 300mm, etc.
- the value of H can be 5mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm or 50mm, etc., and can be flexibly set as required, and the embodiment of the present invention does not specifically limit it.
- spaced lock pin grooves 212 are provided on the inner surface of the open end of the pot body 210, and the pot cover 220 is positioned by the positioning block 223 and the positioning groove 214 that cooperate with each other, so that the lock pin 225 Align with the lock pin groove 212.
- the lock pin groove 212 can also be arranged around the circumference of the inner surface of the open end of the pot body 210.
- the cross-sectional shape of the lock pin groove 212 may be the same as or different from the cross-sectional shape of the lock pin groove 212 in the foregoing embodiment, and the embodiment of the present invention does not specifically limit it.
- the lock pin groove 212 is provided on the inner surface of the open end of the pot body 210 to lock the pot body 210 and the pot cover 220.
- other types of locking elements can also be provided.
- the embodiment of the present invention does not limit the structure of the locking member.
- the embodiment of the present invention provides a handle 20 that can be moved closer to and away from the cover 10, and a linkage mechanism 40 converts the movement of the handle 20 toward and away from the cover 10 into a lock.
- the telescopic movement of the pin 30 further realizes the opening and closing of the lid 100, so that the opening and closing actions can be completed quickly, and the user experience is better.
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Abstract
Description
Claims (21)
- 一种锅盖,其特征在于,所述锅盖包括:A pot cover, characterized in that the pot cover comprises:盖体,用于盖设于锅体的开口端上;The cover is used to cover the open end of the pot;手柄,可伸缩活动地设置在所述盖体上;The handle is flexibly arranged on the cover body;至少两个锁销件,设置在所述盖体内,并相对于所述手柄呈放射状设置;At least two locking pin members are arranged in the cover body and arranged radially with respect to the handle;联动机构,连接于所述手柄和所述锁销件之间,在所述手柄的伸缩过程中,带动所述锁销件进行伸缩运动,以使所述锅盖与所述锅体进行锁定和解锁。The linkage mechanism is connected between the handle and the lock pin member. During the expansion and contraction process of the handle, the lock pin member is driven to perform a telescopic movement, so that the pot cover and the pot body are locked and Unlock.
- 根据权利要求1所述的锅盖,其特征在于,所述联动机构包括连杆座和至少两个连杆,所述连杆座与所述手柄靠近所述盖体的一端连接,每一所述连杆的两端分别与所述连杆座和对应的所述锁销件铰接。The pot cover according to claim 1, wherein the linkage mechanism comprises a connecting rod seat and at least two connecting rods, the connecting rod seat is connected with an end of the handle close to the cover body, and each Both ends of the connecting rod are respectively hinged with the connecting rod seat and the corresponding locking pin.
- 根据权利要求2所述的锅盖,其特征在于,所述锅盖还包括限位机构,所述限位机构包括导柱和止挡部,所述导柱连接于所述盖体朝向所述手柄的一侧,且所述导柱的轴向与所述手柄的移动方向平行,所述连杆座和所述手柄活动套设于所述导柱的***,所述止挡部连接于所述导柱的远离所述盖体的末端,以在所述连杆座或所述手柄运动至所述导柱的末端时,抵接所述连杆座或所述手柄。The pot cover according to claim 2, wherein the pot cover further comprises a limit mechanism, the limit mechanism includes a guide post and a stop part, and the guide post is connected to the cover body and faces the One side of the handle, and the axial direction of the guide post is parallel to the moving direction of the handle, the connecting rod seat and the handle are movably sleeved on the periphery of the guide post, and the stop part is connected to the The end of the guide post away from the cover body abuts the connecting rod seat or the handle when the connecting rod seat or the handle moves to the end of the guide post.
- 根据权利要求3所述的锅盖,其特征在于,所述限位机构还包括弹性件,所述弹性件夹设于所述止挡部与所述连杆座或所述手柄之间。The pot cover according to claim 3, wherein the limiting mechanism further comprises an elastic member, and the elastic member is sandwiched between the stop portion and the connecting rod seat or the handle.
- 根据权利要求1所述的锅盖,其特征在于,所述盖体包括内盖体和外盖体,所述外盖体盖合于所述内盖体上,所述外盖体具有以所述手柄为中心的一环形围挡部,所述环形围挡部上形成有导槽,所述锁销件设置于所述内盖体上并活动穿设于所述导槽内。The pot cover according to claim 1, wherein the cover body includes an inner cover body and an outer cover body, the outer cover body covers the inner cover body, and the outer cover body has a An annular enclosure part with the handle as the center, a guide groove is formed on the annular enclosure part, and the lock pin is arranged on the inner cover and movably penetrates through the guide groove.
- 根据权利要求1所述的锅盖,其特征在于,所述锁销件上形成有第一导向部,所述盖体上形成有第二导向部,所述第一导向部和所述第二导向部彼此配合,以限制所述锁销件的伸缩方向。The pot cover according to claim 1, wherein a first guide part is formed on the lock pin, a second guide part is formed on the cover body, and the first guide part and the second guide part are formed on the cover body. The guide parts cooperate with each other to limit the expansion and contraction direction of the lock pin.
- 根据权利要求6所述的锅盖,其特征在于,The pot cover according to claim 6, characterized in that:所述第一导向部为开设于所述锁销件上的腰形孔,所述腰形孔的长度方向沿所述盖体的径向设置,所述第二导向部为设置于所述盖体上的导杆,所述导杆穿设于所述腰形孔内。The first guide part is a waist-shaped hole opened on the lock pin, the length direction of the waist-shaped hole is arranged along the radial direction of the cover, and the second guide part is arranged on the cover. The guide rod on the body, the guide rod is inserted in the waist-shaped hole.
- 根据权利要求6所述的锅盖,其特征在于,The pot cover according to claim 6, characterized in that:所述第一导向部为设置于所述锁销件上的滑块,所述第二导向部为设置于所述盖体上的滑轨,所述滑轨的延伸方向沿所述盖体的径向设置,所述滑块与所述滑轨滑动配合;或者The first guide portion is a slider provided on the lock pin, the second guide portion is a slide rail provided on the cover, and the extension direction of the slide rail is along the direction of the cover. Radially arranged, the sliding block and the sliding rail are slidingly matched; or所述第一导向部为设置于所述锁销件上的滑轨,所述滑轨的延伸方向沿所述盖体的径向设置,所述第二导向部为设置于所述盖体上的滑块,所述滑块与所述滑轨滑动配合。The first guide portion is a slide rail provided on the lock pin, the extension direction of the slide rail is provided along the radial direction of the cover body, and the second guide portion is provided on the cover body The sliding block, the sliding block and the sliding rail are slidingly fitted.
- 根据权利要求2所述的锅盖,其特征在于,所述连杆座为圆盘形,至少两个所述连杆连接且均匀分布于所述连杆座外周,所述连杆的延伸方向穿过所述连杆座的轴线。The pot cover according to claim 2, wherein the connecting rod seat is disc-shaped, at least two of the connecting rods are connected and evenly distributed on the outer circumference of the connecting rod seat, and the extension direction of the connecting rod Pass through the axis of the connecting rod seat.
- 根据权利要求9所述的锅盖,其特征在于,所述连杆座上开设有固定槽,所述固定槽包括容置部和避让部,所述连杆与所述连杆座铰接的一端设置有铰接轴,所述铰接轴活动设于所述容置部,且所述铰接轴的轴向与所述连杆座的径向垂直,所述连杆穿设于所述避让部内。The pot cover according to claim 9, wherein the connecting rod seat is provided with a fixing groove, the fixing groove includes a receiving portion and an escape portion, and one end of the connecting rod is hinged with the connecting rod seat A hinge shaft is provided, the hinge shaft is movably arranged in the accommodating part, and the axial direction of the hinge shaft is perpendicular to the radial direction of the connecting rod seat, and the connecting rod penetrates in the avoiding part.
- 根据权利要求1所述的锅盖,其特征在于,所述锅盖还包括上压保护件,所述上压保护件活动设于所述盖体,所述上压保护件用于在所述锅体内压力的作用下限制所述锁销件的伸缩运动。The pot cover according to claim 1, wherein the pot cover further comprises an upper pressure protector, the upper pressure protector is movably arranged on the cover body, and the upper pressure protector is used to The telescopic movement of the lock pin is restricted under the action of the pressure in the pot.
- 根据权利要求11所述的锅盖,其特征在于,所述盖体上开设有安装孔,所述锁销件上开设有锁定孔,所述上压保护件的第一部分穿设于所述锁定孔内,所述上压保护件的第二部分穿设于所述安装孔内,并吊挂在所述盖体上,所述上压保护件的第二部分在所述锅体内压力的作用下上升至所述锁定孔,进而对所述锁销件的伸缩运动进行限制。The pot cover according to claim 11, wherein the cover body is provided with a mounting hole, the lock pin member is provided with a locking hole, and the first part of the upper pressure protection member penetrates the lock In the hole, the second part of the upper pressure protector is inserted through the mounting hole and hung on the cover. The second part of the upper pressure protector acts on the pressure in the pot body It rises downward to the locking hole, thereby restricting the telescopic movement of the locking pin.
- 根据权利要求12所述的锅盖,其特征在于,所述上压保护件的第一部 分的外壁与所述锁定孔的内壁之间的活动余量大于或等于所述锁销件的最大位移量,所述上压保护件的第二部分的外壁与所述锁定孔的内壁之间的活动余量设置成小于所述锁销件进行解锁所需的位移量。The pot cover according to claim 12, wherein the movable margin between the outer wall of the first part of the upper pressure protector and the inner wall of the locking hole is greater than or equal to the maximum displacement of the locking pin , The movement margin between the outer wall of the second part of the upper pressure protector and the inner wall of the locking hole is set to be smaller than the displacement required by the lock pin to unlock.
- 根据权利要求12所述的锅盖,其特征在于,所述上压保护件包括活动套、指示棒和抵接件,所述活动套穿设于所述安装孔内,所述指示棒穿设于所述锁定孔内,并与所述活动套连接,所述指示棒上设置有一环形凸缘,所述环形凸缘的外径大于所述安装孔的直径,以将所述活动套吊挂在所述盖体上,所述抵接件与所述活动套连接,且所述抵接件的外径大于所述安装孔的直径,其中,在所述锅体内压力的作用下,所述活动套上升至所述锁定孔内,进而对所述锁销件的伸缩运动进行限制,同时所述抵接件与所述盖体形成抵接,进而密封所述安装孔。The pot cover according to claim 12, wherein the upper pressure protection member comprises a movable sleeve, an indicator rod and abutting member, the movable sleeve is inserted in the mounting hole, and the indicator rod passes through In the locking hole and connected with the movable sleeve, the indicator rod is provided with an annular flange, the outer diameter of the annular flange is larger than the diameter of the mounting hole, so as to hang the movable sleeve On the cover, the abutment piece is connected to the movable sleeve, and the outer diameter of the abutment piece is larger than the diameter of the mounting hole, wherein, under the action of the pressure in the pot, the The movable sleeve rises into the locking hole, thereby restricting the telescopic movement of the locking pin member, and at the same time, the abutting member forms abutment with the cover body, thereby sealing the mounting hole.
- 根据权利要求14所述的锅盖,其特征在于,所述活动套的外壁上设有环形槽,所述抵接件为环形弹性圈,所述环形弹性圈卡接于所述环形槽。The pot cover according to claim 14, wherein the outer wall of the movable sleeve is provided with an annular groove, the abutting member is an annular elastic ring, and the annular elastic ring is clamped to the annular groove.
- 一种烹饪锅,其特征在于,所述烹饪锅包括锅体和如权利要求1-15中任一项所述的锅盖,所述锅体的开口端内表面形成有锁合件,所述盖体盖设于所述锅体上时,所述锁销件与所述锁合件配合,以锁定所述锅盖和所述锅体。A cooking pot, characterized in that, the cooking pot comprises a pot body and the pot cover according to any one of claims 1-15, and a locking member is formed on the inner surface of the open end of the pot body. When the lid body is arranged on the pot body, the lock pin member cooperates with the locking member to lock the pot lid and the pot body.
- 根据权利要求16所述的烹饪锅,其特征在于,所述锁合件的数量有至少两个,至少两个所述锁合件环绕所述锅体的开口端的周向间隔设置,所述锅体的开口端形成有定位槽,所述盖体上形成有定位块,所述定位块与所述定位槽配合时,所述锁销件与所述锁合件相互对齐。The cooking pot according to claim 16, characterized in that there are at least two locking parts, and at least two locking parts are arranged around the circumference of the open end of the pot body at intervals, and the pot The opening end of the body is formed with a positioning groove, and a positioning block is formed on the cover body. When the positioning block is matched with the positioning groove, the lock pin member and the locking member are aligned with each other.
- 根据权利要求17所述的烹饪锅,其特征在于,所述锁合件为锁销槽,所述锁销槽由所述锅体的开口端内表面向内凹陷形成;或者The cooking pot according to claim 17, wherein the locking member is a lock pin groove, and the lock pin groove is formed by recessing the inner surface of the open end of the pot body inward; or所述锁销槽贯穿所述锅体的开口端,且在所述锅体的外侧壁上形成有加强筋,所述加强筋围设在所述锁销槽的周缘。The lock pin groove penetrates the open end of the pot body, and a reinforcing rib is formed on the outer side wall of the pot body, and the reinforcing rib is arranged around the periphery of the lock pin groove.
- 根据权利要求18所述的烹饪锅,其特征在于,所述锁销槽与所述锁销件接触的表面为圆弧面,所述锁销件与所述锁销槽接触的表面为圆弧面,所述 锁销槽的圆弧面与所述锁销件的圆弧面相适配。The cooking pot according to claim 18, wherein the surface of the lock pin groove and the lock pin member is a circular arc surface, and the surface of the lock pin member and the lock pin groove is a circular arc The arc surface of the lock pin groove is matched with the arc surface of the lock pin member.
- 根据权利要求19所述的烹饪锅,其特征在于,与所述圆弧面所在的圆弧对应的弦的长度为2-300mm,所述圆弧面沿所述圆弧径向的高度为0-50mm。The cooking pot according to claim 19, wherein the length of the chord corresponding to the arc where the arc surface is located is 2-300mm, and the height of the arc surface along the radial direction of the arc is 0 -50mm.
- 根据权利要求16所述的烹饪锅,其特征在于,所述锁合件环绕所述锅体的开口端内表面的周向设置。The cooking pot according to claim 16, wherein the locking member is arranged around the circumference of the inner surface of the open end of the pot body.
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CN201911073026.8 | 2019-11-05 | ||
CN201911073026.8A CN112754275A (en) | 2019-11-05 | 2019-11-05 | Cooking pot and pot cover thereof |
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WO2021088185A1 true WO2021088185A1 (en) | 2021-05-14 |
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PCT/CN2019/123803 WO2021088185A1 (en) | 2019-11-05 | 2019-12-06 | Cooking pot and pot lid thereof |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001076428A2 (en) * | 2000-04-07 | 2001-10-18 | Jian, Wei, Wen | Pressure cooker |
CN102240162A (en) * | 2010-05-10 | 2011-11-16 | 浙江新华和通用机械有限公司 | Pressure cooker |
CN202173242U (en) * | 2011-07-21 | 2012-03-28 | M·托马木图 | Pressure cooker cover |
CN106213981A (en) * | 2015-06-02 | 2016-12-14 | Seb公司 | It is provided with the pressure cooker that the buckle-type of container handle combines |
CN109316056A (en) * | 2018-11-22 | 2019-02-12 | 德奥通用航空股份有限公司 | Pressure cooker and its pot cover component, the resetting-mechanism for exhaust valve |
-
2019
- 2019-11-05 CN CN201911073026.8A patent/CN112754275A/en active Pending
- 2019-12-06 WO PCT/CN2019/123803 patent/WO2021088185A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001076428A2 (en) * | 2000-04-07 | 2001-10-18 | Jian, Wei, Wen | Pressure cooker |
CN102240162A (en) * | 2010-05-10 | 2011-11-16 | 浙江新华和通用机械有限公司 | Pressure cooker |
CN202173242U (en) * | 2011-07-21 | 2012-03-28 | M·托马木图 | Pressure cooker cover |
CN106213981A (en) * | 2015-06-02 | 2016-12-14 | Seb公司 | It is provided with the pressure cooker that the buckle-type of container handle combines |
CN109316056A (en) * | 2018-11-22 | 2019-02-12 | 德奥通用航空股份有限公司 | Pressure cooker and its pot cover component, the resetting-mechanism for exhaust valve |
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