CN114847771A

CN114847771A - Pot cover latch mechanism and micropressure air fryer

Info

Publication number: CN114847771A
Application number: CN202210684487.4A
Authority: CN
Inventors: 温演涛; 陈谭连; 罗裕良; 黄海明
Original assignee: DEA General Aviation Holding Co Ltd
Current assignee: DEA General Aviation Holding Co Ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-08-05
Anticipated expiration: 2042-06-16
Also published as: CN114847771B

Abstract

The invention relates to the technical field of cooking appliances, in particular to a pot cover locking mechanism and a micro-pressure air fryer. The pot cover locking mechanism comprises a locking switch, a locking hook and a safety lock, one of the locking switch and the locking hook is arranged on the pot cover, and the other locking switch and the locking hook are arranged on the pot body; the locking switch comprises a switch piece and a locking piece which are fixedly connected, the switch piece is positioned on the outer side of the cooking pot and can move relative to the cooking pot, so that the locking piece is provided with a cover locking position clamped with the locking hook and a cover opening position separated from the locking hook; the safety lock is used for enabling the lock catch piece to be located at the lock cover position. This pot cover latch mechanism locks as first heavy locking protection through hasp spare and latch hook, then makes hasp spare be located lock cover position as second heavy locking protection through the safety lock, avoids culinary art in-process pot cover to open, and the security is high.

Description

Pot cover latch mechanism and micropressure air fryer

Technical Field

The invention relates to the technical field of cooking appliances, in particular to a pot cover locking mechanism and a micro-pressure air fryer.

Background

The micro-pressure air fryer is an upgrade product which is optimally combined with the traditional micro-pressure fryer and the air fryer, integrates the advantages of the micro-pressure fryer and the air fryer and can realize the function of one cooker with multiple purposes. In the switching process of the micro-pressure mode and the air frying mode, the cooker cover and the cooker body need to be locked by the cooker cover locking mechanism, so that the cooker cover is prevented from being opened in the cooking process.

Therefore, a need exists for a lid locking mechanism to solve the above problems.

Disclosure of Invention

One object of the present invention is to provide a lid locking mechanism, which can lock the lid and the body of the pot, prevent the lid from being opened during cooking, and have high safety.

The invention also aims to provide the micro-pressure air fryer, the cooker cover and the cooker body can be locked by applying the cooker cover locking mechanism, the cooker cover is prevented from being opened in the cooking process, and the safety is high.

In order to realize the purpose, the following technical scheme is provided:

on one hand, the pot cover locking mechanism is used for a cooking pot and comprises a pot body and a pot cover, the pot cover locking mechanism comprises a locking switch, a locking hook and a safety lock, one of the locking switch and the locking hook is arranged on the pot cover, and the other locking switch and the locking hook are arranged on the pot body;

the locking switch comprises a switch piece and a locking piece which are fixedly connected, the switch piece is positioned on the outer side of the cooker and can move relative to the cooker, so that the locking piece is provided with a cover locking position clamped with the locking hook and a cover opening position separated from the locking hook;

the safety lock is used for enabling the lock catch piece to be located at the lock cover position.

As an alternative of the cooker cover locking mechanism, the locking switch and the safety lock are both arranged on the cooker cover, and the locking hook is arranged on the cooker body.

As an alternative to the lid locking mechanism, the safety lock comprises:

the fixed sleeve is fixed on the pot cover;

the soft rubber cushion is arranged at the first end of the fixed sleeve in a sealing way, and at least one part of the soft rubber cushion is positioned in the cooking space of the cooking pot;

one end of the driving piece is hermetically fixed on the soft rubber pad, and the other end of the driving piece protrudes out of the second end of the fixed sleeve;

the soft cushion is in can make under the air action in the culinary art space the driving piece is along the perpendicular to the moving direction of hasp piece removes, so that the driving piece have with the lock lid position of hasp piece joint and with the position of opening the lid of hasp piece separation.

As pot cover latched device's alternative, the hasp piece includes relative first lock portion and the second lock portion that sets up, first lock portion can with the latch hook joint, be equipped with the draw-in groove on the second lock portion, the central line of draw-in groove with the moving direction of hasp piece is perpendicular, the driving piece can move to with the lock lid position of the lateral wall looks butt of draw-in groove.

As an alternative of the cooker cover locking mechanism, the locking switch and the safety lock are both arranged on the cooker body, and the locking hook is arranged on the cooker cover.

As an alternative of the pot cover locking mechanism, the safety lock comprises an electromagnetic valve, the electromagnetic valve is arranged on the pot body, and an output shaft of the electromagnetic valve is provided with a cover locking position and a cover opening position, wherein the cover locking position is connected with the locking piece in a clamped mode, and the cover opening position is separated from the locking piece.

As an alternative of the pot cover locking mechanism, the locking part comprises a first locking part and a second locking part which are arranged oppositely, the first locking part can be clamped with the locking hook, the second locking part is provided with a locking hole which extends along a direction perpendicular to the moving direction of the locking part, and an output shaft of the electromagnetic valve can extend into the locking hole.

As an alternative of the pot cover locking mechanism, the locking switch further comprises a guide piece, the guide piece is arranged between the switch piece and the locking piece, a first guide groove and a second guide groove are formed in the guide piece, the first guide groove and the guide groove both extend along the moving direction of the switch piece, the switch piece is movably arranged in the first guide groove, and the locking piece is movably arranged in the second guide groove.

As an alternative to the lid locking mechanism, the locking member is in the form of Contraband.

As an alternative of the pot cover locking mechanism, the pot cover locking mechanism further comprises a locking detector, and the locking detector is arranged on the locking piece and used for detecting whether the locking piece and the locking hook are locked or not.

On the other hand, the micro-pressure air fryer comprises a fryer body, a fryer cover and the fryer cover locking mechanism, wherein the fryer cover locking mechanism is used for locking the fryer body and the fryer cover.

As an alternative of the micro-pressure air fryer, the micro-pressure air fryer further comprises a pot cover detector, wherein the pot cover detector is arranged at the closed position of the pot cover and the pot body and is used for detecting whether the pot cover and the pot body are closed or not.

As the alternative scheme of minute-pressure air fryer, minute-pressure air fryer still includes pot courage and pot courage detector, pot courage detachably locates in the pot body, pot courage detector locates on the pot body, be used for detecting whether have in the pot body the pot courage.

As an alternative to the micro-pressure air fryer, the micro-pressure air fryer further comprises a pressure discharge mechanism, the pressure discharge mechanism comprising:

the mounting seat is mounted on the exhaust position of the pot cover, and a first exhaust hole and a second exhaust hole are formed in the mounting seat;

the adjusting exhaust valve comprises a shell, an adjusting valve core and an adjusting switch, wherein the shell is fixed on the mounting seat and covers the first exhaust hole, the adjusting valve core is movably arranged in the shell, and the adjusting switch can adjust the position of the adjusting valve core so that the adjusting valve core has a valve closing position for blocking the first exhaust hole and a valve opening position for opening the first exhaust hole;

and the automatic exhaust valve is fixed on the mounting seat and is provided with a valve closing position for blocking the second exhaust hole and a valve opening position for opening the second exhaust hole.

As an alternative of the micro-pressure air fryer, the pressure discharge mechanism further comprises a quick-release seat, a holding groove is arranged on the quick-release seat, an avoiding hole is arranged on the bottom surface of the holding groove, the avoiding hole is surrounded on the periphery of the exhaust position of the pot cover, and at least one part of the mounting seat is accommodated in the holding groove and is fixedly connected with the quick-release seat in a detachable manner.

As the alternative of little pressure air fryer, be equipped with rotatory draw-in groove on the groove lateral wall of holding tank, be equipped with on the lateral wall of mount pad with the rotatory card of rotatory draw-in groove joint is protruding, rotates the mount pad can make rotatory card protruding have with the fixed position of rotatory draw-in groove joint and with the dismantlement position of rotatory draw-in groove separation.

Compared with the prior art, the invention has the beneficial effects that:

the pot cover locking mechanism provided by the invention comprises a locking switch, a locking hook and a safety lock, wherein one of the locking switch and the locking hook is arranged on the pot cover, and the other locking switch and the locking hook are arranged on the pot body; the locking switch comprises a switch piece and a locking piece which are fixedly connected, the switch piece is positioned on the outer side of the cooking pot and can move relative to the cooking pot, so that the locking piece is provided with a cover locking position clamped with the locking hook and a cover opening position separated from the locking hook; the safety lock is used for enabling the lock catch piece to be located at the lock cover position. This pot cover latch mechanism locks as first heavy locking protection through hasp spare and latch hook, then makes hasp spare be located lock cover position as second heavy locking protection through the safety lock, avoids culinary art in-process pot cover to open, and the security is high.

According to the micro-pressure air fryer, the cover and the body can be locked by applying the cover locking mechanism, the cover is prevented from being opened in the cooking process, and the safety is high.

Drawings

Fig. 1 is a schematic cross-sectional view of a cooking pot according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a pressure discharge mechanism according to a second embodiment of the present invention;

fig. 3 is a schematic structural diagram of a quick release seat according to a second embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a sealing member according to a second embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a regulated exhaust valve according to a second embodiment of the present invention;

FIG. 6 is a schematic structural view of a micro-pressure air fryer (with the pressure venting mechanism not installed) according to a second embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of a pressure relief mechanism according to a third embodiment of the present invention;

fig. 8 is a schematic cross-sectional view of a mounting seat and the interior thereof in a pressure discharge mechanism according to a third embodiment of the present invention;

fig. 9 is a schematic structural diagram of a mounting base according to a third embodiment of the present invention;

FIG. 10 is a schematic structural view of a micro-pressure air fryer (with a pressure-venting mechanism not installed) according to a third embodiment of the present invention;

fig. 11 is a schematic cross-sectional view illustrating an example of a lid locking structure according to a fourth embodiment of the present invention;

fig. 12 is a schematic structural view illustrating an example of a lid locking structure according to a fourth embodiment of the present invention;

fig. 13 is an exploded view of a safety lock according to the fourth embodiment of the present invention;

fig. 14 is a schematic cross-sectional view illustrating another example of the lid locking structure according to the fourth embodiment of the present invention;

fig. 15 is a schematic structural view illustrating another example of the lid locking structure according to the fourth embodiment of the present invention;

fig. 16 is a schematic structural diagram of a guide member according to a fourth embodiment of the present invention.

Reference numerals:

100. a pan body; 200. a pot cover; 201. an exhaust position; 202. locking the groove; 300. a pot liner; 400. a pot cover locking mechanism; 500. a pressure discharge mechanism; 600. a pot cover detector; 700. a pot liner detector;

11. a quick release seat; 111. accommodating grooves; 112. rotating the clamping groove; 113. avoiding holes;

12. a mounting seat; 121. rotating the clamping boss; 122. a first exhaust port; 1221. a first mounting collar; 1222. an exhaust column; 123. a second vent hole; 1231. a second mounting collar;

13. adjusting an exhaust valve; 131. a housing; 1311. a partition plate; 1312. a support rib plate; 132. adjusting the valve core; 133. an adjustment switch; 1331. a turntable; 13311. a turntable body; 13312. a first swash block; 1332. a tray; 13321. a tray body; 13322. a second swash block; 13323. a jacking piece; 1333. a toggle piece; 13331. a toggle end; 13332. a guide portion; 13333. a connecting end; 1334. a connecting member;

14. an automatic exhaust valve; 141. a valve body; 142. an automatic valve core; 1421. a blocking portion; 1422. a guide portion; 143. an elastic member;

15. a cover plate;

16. a seal ring; 161. a first seal portion; 162. a second seal portion;

21. a locking switch; 211. a switch member; 212. a guide member; 2121. a first guide groove; 2122. a second guide groove; 213. a fastener; 2131. a first lock portion; 2132. a second lock portion; 21321. grooving; 21322. a lock hole;

22. a latch hook;

23. a safety lock; 231. fixing a sleeve; 232. a soft rubber cushion; 233. a drive member;

24. a latch detector.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Example one

As shown in fig. 1, the present embodiment provides a cooking pot including a pot body 100, a pot cover 200, a pot liner 300, a pot cover locking mechanism 400 and a pressure discharge mechanism 500 (not shown, see fig. 2). The pot container 300 is detachably arranged in the pot body 100, and the pot container 300 is used for cooking food; the pot cover 200 is rotatably connected with the pot body 100, and the pot cover 200 can be covered on the opening end of the pot body 100; the pot cover locking mechanism 400 is used for fixedly connecting the pot cover 200 with the pot body 100, so that the pot cover 200 is prevented from being opened in the cooking process; the pressure discharge mechanism 500 is arranged on the cooker cover 200 and used for discharging gas in the cooker liner 300 to realize the pressure discharge function.

Illustratively, the cookware may be a micro-pressure air fryer.

Example two

The embodiment provides a pressure discharge mechanism 500, which can be applied to the cooking pot of the first embodiment to realize the pressure discharge and exhaust of the cooking pot and improve the safety of the cooking pot.

As shown in fig. 2, the pressure relief mechanism 500 includes a quick release seat 11, a mounting seat 12, a regulating exhaust valve 13, an automatic exhaust valve 14 and a cover plate 15.

The quick-release base 11 is fixed on an exhaust position 201 (see fig. 6) of the pot cover 200, and a plurality of exhaust through holes communicated with the inside of the pot container 300 are formed in the exhaust position 201 of the pot cover 200 and used for exhausting gas; the mounting seat 12 is detachably and fixedly connected with the quick-release seat 11 so as to be convenient for replacing and cleaning the mounting seat 12; apron 15 detachably is fixed in the open end of mount pad 12 and forms accommodation space with the cooperation of mount pad 12, adjusts discharge valve 13 and automatic discharge valve 14 and is fixed in on mount pad 12 and place in accommodation space, and both all can be used to disappointing of pan and arrange the pressure, improve pan and arrange pressure efficiency and security.

The adjusting exhaust valve 13 is used as a main pressure discharge function position, when the exhaust efficiency of the adjusting exhaust valve 13 is insufficient or the adjusting exhaust valve fails to normally exhaust, the automatic exhaust valve 14 is used as an auxiliary valve to exhaust, and the pressure in the cooker is prevented from being overlarge. The pressure relief mechanism 500 is of a detachable structure, and is convenient to detach, replace and clean.

As shown in fig. 2, the automatic exhaust valve 14 includes a valve body 141, an automatic valve core 142 and an elastic member 143, at least a portion of the valve body 141 is sleeved on the second mounting convex ring 1231 and fixedly connected with the second mounting convex ring 1231, the valve body 141 is covered on the second exhaust hole 123, the automatic valve core 142 and the elastic member 143 are both disposed in the valve body 141, and the elastic member 143 is compressed between the automatic valve core 142 and the valve body 141, the automatic valve core 142 has a valve closing position for closing the second exhaust hole 123 and a valve opening position for opening the second exhaust hole 123 under the pressure action of the elastic member 143 and the pressure in the cooker. Illustratively, the valve body 141 and the second mounting boss are detachably and fixedly connected by a snap-fit manner.

Illustratively, the automatic valve core 142 includes a blocking portion 1421 and a guiding portion 1422, the blocking portion 1421 is used for blocking the second vent hole 123, and the elastic member 143 is sleeved on the guiding portion 1422. The top of the valve body 141 is provided with a guide through hole, the guide part 1422 movably penetrates through the guide through hole, one end of the elastic member 143 abuts against the valve body 141, and the other end abuts against the blocking part 1421. Illustratively, the automatic valve element 142 is formed by combining a plug and a screw, wherein the head of the screw is fixedly connected with the plug, the rod of the screw can be used as a guide part 1422 to be matched with the elastic element 143, the screw is provided with a limit ring, two ends of the elastic element 143 are respectively abutted against the limit ring and the top wall of the valve body 141, and the rod of the screw extends into a through hole at the top of the valve body 141; the plug can be made of rubber. When the pressure in the cooker is higher than that of the elastic element 143, the automatic valve core 142 can be driven to move upwards to open the second vent hole 123; when the pressure in the cooker is less than the pressure of the elastic member 143, the automatic valve core 142 blocks the second venting hole 123 by the elastic member 143.

Alternatively, the automatic purge valve 14 may be a one-way valve.

In fig. 3, the accommodating groove 111 is formed on the quick-release base 11, the avoiding hole 113 is formed on the bottom surface of the accommodating groove 111, the avoiding hole 113 is surrounded on the periphery of the exhaust position 201 of the lid 200, and at least a portion of the mounting base 12 is accommodated in the accommodating groove 111 and detachably and fixedly connected to the quick-release base 11. As shown in fig. 3 and fig. 2, a rotary clamping groove 112 is provided on a side wall of the receiving groove 111 of the quick-release seat 11, a rotary clamping protrusion 121 clamped with the rotary clamping groove 112 is provided on an outer side wall of the mounting seat 12, and the rotary clamping protrusion 121 can have a fixing position clamped with the rotary clamping groove 112 and a detaching position separated from the rotary clamping groove 112 by rotating the mounting seat 12, so as to achieve quick detachment of the mounting seat 12.

For example, the quick-release base 11 may be fixedly connected to the exhaust position 201 of the lid 200 by a bolt, or a threaded hole may be formed in the exhaust position 201 of the lid 200, an external thread is formed on the quick-release base 11, and the quick-release base 11 is fixed to the exhaust position 201 of the lid 200 by a threaded connection.

In order to ensure the sealing between the mounting seat 12 and the quick release seat 11, as shown in fig. 4 and fig. 2, the pressure relief mechanism 500 further includes a sealing ring 16, and at least a portion of the sealing ring 16 is disposed between the bottom surface of the mounting seat 12 and the bottom surface of the receiving groove 111. Illustratively, the seal ring 16 includes a first sealing portion 161 and a second sealing portion 162 connected to each other, the first sealing portion 161 is wrapped on the hole wall of the avoiding hole 113, the second sealing portion 162 is disposed between the bottom surface of the mounting seat 12 and the groove bottom surface of the receiving groove 111, the seal ring 16 can ensure the sealing between the mounting seat 12 and the quick-release seat 11 on one hand, and can provide a pre-tightening force between the mounting seat 12 and the quick-release seat 11 on the other hand, so as to prevent the mounting seat 12 from being separated from the quick-release seat 11 under an artificial condition.

In fig. 5, the mounting seat 12 is provided with a first vent hole 122 and a second vent hole 123, the adjusting vent valve 13 is used for opening or blocking the first vent hole 122, and the automatic vent valve 14 is used for opening or blocking the second vent hole 123. The mounting seat 12 is provided with an exhaust column 1222 and a first mounting convex ring 1221 surrounding the exhaust column 1222, the first exhaust hole 122 penetrates through the exhaust column 1222, the fixing sleeve 231 of the adjusting exhaust valve 13 is provided on the first exhaust column 1222 and the first mounting convex ring 1221, and the adjusting exhaust valve 13 has a closed valve position for blocking the first exhaust hole 122 and an open valve position for opening the first exhaust hole 122. The mounting seat 12 is convexly provided with a second mounting convex ring 1231, the second mounting convex ring 1231 is arranged around the second exhaust hole 123, the fixing sleeve 231 of the automatic exhaust valve 14 is arranged on the second mounting convex ring 1231, and the automatic exhaust valve 14 has a valve closing position for blocking the second exhaust hole 123 and a valve opening position for opening the second exhaust hole 123.

Referring to fig. 5 and fig. 2, the adjusting exhaust valve 13 includes a housing 131, an adjusting valve core 132 and an adjusting switch 133, the housing 131 is fixed on the mounting seat 12 and covers the first exhaust hole 122, the adjusting valve core 132 is movably disposed in the housing 131, and the adjusting switch 133 can adjust the position of the adjusting valve core 132, so that the adjusting valve core 132 has a valve closing position for blocking the first exhaust hole 122 and a valve opening position for opening the first exhaust hole 122.

Illustratively, the regulator spool 132 is a weighted ball. The adjusting exhaust valve 13 can be a heavy hammer ball valve.

The casing 131 is provided with a partition 1311, the partition 1311 divides the casing 131 into a first cavity and a second cavity, the adjusting valve element 132 is disposed in the first cavity, the second cavity is sleeved on the first mounting convex ring 1221 and the exhaust column 1222, wherein the end of the exhaust column 1222 is disposed in the first cavity, and the adjusting valve element 132 can abut against the end of the exhaust column 1222 to block the first exhaust hole 122. The first cavity is internally provided with a plurality of support ribs 1312, the support ribs 1312 are circularly arranged around the first exhaust hole 122, the upper surfaces of the support ribs 1312 form a conical movable space, the first exhaust hole 122 is positioned at the bottom of the conical movable space, the regulating valve core 132 blocks the first exhaust hole 122 under the action of gravity, and the regulating valve core 132 is driven to move towards the direction far away from the first exhaust hole 122 through the regulating switch 133 so as to open the first exhaust hole 122 for exhausting. In addition, the support ribs 1312 also have a function of enhancing the structural strength of the case 131.

Illustratively, the housing 131 is composed of a cylindrical structure and a cap-like structure fixedly connected. This design facilitates the positioning of the regulator insert 132 inside the housing 131.

The adjusting switch 133 includes a rotary disc 1331 and a tray 1332, the rotary disc 1331, the tray 1332 and the housing 131 are sequentially arranged from bottom to top along the vertical direction, a jacking piece 13323 is arranged on the tray 1332, the jacking piece 13323 extends into the housing 131 and abuts against the adjusting valve plug 132, and the tray 1332 can be moved along the vertical direction by rotating the rotary disc 1331, so that the jacking piece 13323 drives the adjusting valve plug 132 to move upwards to open the first exhaust hole 122 or move downwards to block the first exhaust hole 122. During cooking, the tray 1332 is moved downwards by rotating the rotary disc 1331, and at this time, the regulating valve core 132 falls under its gravity to a valve closing position blocking the first exhaust hole 122; during the exhausting and pressure-discharging process after the cooking is finished, the rotary disc 1331 is rotated to move the tray 1332 upwards, and at this time, the lifting piece 13323 of the tray 1332 drives the regulating valve core 132 to move upwards to be far away from the first exhaust hole 122 and move to the valve opening position. Specifically, the tray 1332 and the rotary disk 1331 are arranged in the second cavity, and the lifting piece 13323 on the tray 1332 can pass through the partition plate 1311 to abut against the regulating valve core 132; the exhaust column 1222 penetrates through the rotary disk 1331 and the tray 1332 in sequence to extend into the first cavity of the housing 131, and the regulating valve core 132 can abut against the end of the exhaust column 1222 to block the first exhaust hole 122. According to the design, the regulating valve core 132 and the regulating switch 133 can be separately arranged in the first cavity and the second cavity, and then the jacking piece 13323 of the tray 1332 in the regulating switch 133 extends into the first cavity to drive the regulating valve core 132, so that the switching between the valve closing position and the valve opening position of the regulating valve core 132 is realized.

Illustratively, the lift 13323 is a cylindrical structure. The three lifters 13323 are arranged in a circle around the first exhaust hole 122, and the three lifters 13323 enable the regulator poppet 132 to be uniformly stressed. Of course, in other embodiments, the number of the lifting pieces 13323 may be any number of four, five, six, etc., which is not illustrated here.

The principle that the turntable 1331 rotates to realize the lifting of the tray 1332 is as follows: the rotary disk 1331 comprises a rotary disk body 13311 and a first inclined block 13312, the first inclined block 13312 is provided with a first inclined surface, and the plurality of first inclined blocks 13312 are circularly arranged on the rotary disk body 13311 around the first exhaust holes 122; the tray 1332 includes a tray body 13321 and second inclined blocks 13322, the second inclined blocks 13322 are provided with second inclined surfaces, the plurality of second inclined blocks 13322 are circularly arranged on the tray body 13321 around the first exhaust holes 122, the second inclined blocks 13322 and the first inclined blocks 13312 are arranged in a one-to-one correspondence, the second inclined surfaces are abutted to the first inclined surfaces, and the rotating disc 1331 can rotate the first inclined surfaces to push the second inclined surfaces to move upwards or the second inclined surfaces to move downwards. Illustratively, the number of the first inclined blocks 13312 is three, three first inclined blocks 13312 are arranged in a circle around the first exhaust hole 122, and the inclination directions of the first inclined surfaces on the three first inclined blocks 13312 are the same; the number of the second inclined blocks 13322 is also three, the three second inclined blocks 13322 are circularly arranged around the first exhaust hole 122, the inclination direction of the second inclined surfaces on the three second inclined blocks 13322 is opposite to the inclination direction of the first inclined surfaces on the first inclined blocks 13312, the tray body 13321 is arranged on the turntable body 13311, the second inclined surfaces are attached to the first inclined surfaces, and the relative position of the first inclined surfaces is changed by rotating the turntable body 13311, so that the second inclined surfaces are adaptively raised or lowered. Preferably, the first sloped block 13312 and the second sloped block 13322 have the same structure and are arranged oppositely, and the first sloped block 13312 and the second sloped block 13322 are triangular arc-shaped blocks.

To facilitate rotation of the adjustment dial 1331, the adjustment switch 133 further includes a toggle assembly, a toggle end 13331 of the toggle assembly is located outside the mounting seat 12, and the other end of the toggle assembly is fixedly connected to the dial body 13311, and rotation of the toggle assembly can rotate the dial 1331.

Illustratively, the toggle assembly includes a toggle piece 1333 and a connecting piece 1334, the toggle piece 1333 is fixedly connected with the rotary disc 1331 through the connecting piece 1334, and the rotary disc 1331 can be rotated by rotating the toggle piece 1333.

The dial piece comprises a dial end 13331, a guide part 1422 and a connecting end 13333, the dial end 13331 of the dial piece 1333 is located outside the mounting seat 12, the connecting end 13333 is located in the mounting seat 12 and is connected with a first end of the connecting piece 1334, and a second end of the connecting piece 1334 is fixedly connected with the rotary disc 1331. Specifically, the first end of the connecting part 1334 is located outside the second cavity and connected to the connecting end 13333 of the toggle piece 1333, and the second end thereof is located inside the second cavity and fixedly connected to the rotary disc 1331. In addition, the guiding portion 1422 of the toggle piece 1333 is an arc-shaped plate, the mounting seat 12 is a cylinder, and the arc-shaped plate is matched with the arc shape of the inner wall of the mounting seat 12, so that when the toggle end 13331 of the toggle piece 1333 is rotated, the overall toggle piece 1333 can move along the inner wall of the mounting seat 12, the rotating stability of the toggle piece 1333 is ensured, and the position of the valve core 132 is adjusted more stably.

In this embodiment, the connection 1334 is integrally formed with the disk 1331. The connecting member 1334 is L-shaped, and has a first end fixedly connected to the toggle member 1333 via a bolt and a second end integrally connected to the rotary plate 1331. Of course, in other embodiments, the connection piece 1334 may be a separate structure from the rotary disc 1331, and the connection piece is not limited herein as long as the connection piece and the rotary disc can be fixedly connected.

As shown in fig. 6, the embodiment further provides a micro-pressure air fryer, which includes the above-mentioned pressure-discharging mechanism 500, the micro-pressure air fryer can be switched between an air-frying mode and a micro-pressure mode, and needs to be matched with the pressure-discharging mechanism 500 at the top of the pot cover 200, the pressure-discharging mechanism 500 at the top is a two-valve mechanism, wherein the adjusting exhaust valve 13 is a mechanical heavy hammer valve in a normal state, and the automatic exhaust valve 14 is a one-way valve, and this design can effectively avoid the occurrence of overload of the pressure-discharging mechanism 500, and in a normal state, the mechanical heavy hammer valve is used for performing a main pressure-discharging function, if the pressure-discharging efficiency of the mechanical heavy hammer valve cannot be met, the one-way valve can perform auxiliary pressure-discharging, thereby reducing the pressure-discharging pressure of the mechanical heavy hammer valve and prolonging the service life of the pressure-discharging device; in addition, when the mechanical weight valve cannot be normally used due to faults and air hole blockage, pressure can be discharged through the one-way valve, and potential safety hazards caused by excessive pressurization of the pressure in the cooker are avoided. To prevent long-term compressive deformation of the interior following over-pressurization.

The micro-pressure air fryer has the functions of micro-pressure frying and air frying, and can carry out the operation in a corresponding mode only by detecting the installation and the state of corresponding matched parts through the detector. When the cooking chamber is in the micro-pressure cooking, the locking member 213 is restricted to be opened, so as to prevent the pressure from being released and the splashing, and protect the lid 200 from being damaged by impact. The double-valve exhaust valve protection can avoid the problems that the internal pressure is too high when the adjusting exhaust valve 13 is abnormal, or the pressure release capacity of the adjusting exhaust valve 13 is overloaded, and improve the use safety.

EXAMPLE III

The main differences between the pressure discharging mechanism 500 provided in this embodiment and the pressure discharging mechanism 500 provided in the second embodiment are:

as shown in fig. 7-8, the adjusting switch 133 of the exhaust valve 13 in the pressure releasing mechanism 500 is an electrically controlled magnetic switch, and does not include the structure of the toggle piece 1333, the rotary plate 1331 and the tray 1332, the adjusting valve core 132 is made of a magnetic material, the adjusting valve core 132 blocks the first exhaust hole 122 under the action of gravity, and the magnetic attraction of the adjusting switch 133 can make the adjusting valve core 132 away from the first exhaust hole 122.

The electric control magnetic switch is arranged outside the casing 131, and the regulating valve core 132 is attracted to the valve opening position far away from the first exhaust hole 122 by the magnetic attraction of the electric control magnetic switch. The magnetic attraction adjusting valve element 132 leaves the first exhaust hole 122 in the resident state, the first exhaust hole 122 can exhaust air normally, when the micro-pressure mode is performed, the magnetic attraction moves towards the direction far away from the adjusting valve element 132, the adjusting valve element 132 is enabled to close the first exhaust hole 122 again, and after the micro-pressure cooking is completed, the magnetic attraction is close to the adsorption adjusting valve element 132, so that the exhaust function is realized.

Further, in the present embodiment, as shown in fig. 9, the housing 131 only includes the first cavity and does not include the second cavity, the housing 131 is directly fixed on the mounting seat 12, and the mounting seat 12 has no exhaust column 1222 structure, the first exhaust hole 122 is directly disposed on the bottom surface of the mounting seat 12, and the housing 131 is surrounded on the peripheral side of the first exhaust hole 122.

Other components of the pressure discharging mechanism 500 in this embodiment are the same as the corresponding components of the pressure discharging mechanism 500 in the second embodiment, and are not described again here.

As shown in fig. 10, this embodiment further provides a micro-pressure air fryer, which includes the above-mentioned pressure-discharging mechanism 500, and the micro-pressure air fryer can be switched between an air-frying mode and a micro-pressure mode, and needs to be matched with the pressure-discharging mechanism 500 at the top of the pot cover 200, the pressure-discharging mechanism 500 at the top is a two-valve mechanism, wherein the exhaust valve 13 is an electrically controlled heavy hammer valve in a normal state, and the automatic exhaust valve 14 is a one-way valve, and this design can effectively avoid the occurrence of overload of the pressure-discharging mechanism 500, and in a normal state, the electrically controlled heavy hammer valve is used for performing a main pressure-discharging function, and if the pressure-discharging efficiency of the electrically controlled heavy hammer valve cannot be met, the one-way valve can perform auxiliary pressure-discharging, thereby reducing the exhaust pressure of the electrically controlled heavy hammer valve and prolonging the service life of the pressure-discharging device; in addition, when the electric control type weight valve cannot be normally used due to faults and air hole blockage, pressure can be discharged through the one-way valve, and potential safety hazards caused by excessive pressurization of the pressure in the cooker are avoided. To prevent long-term compressive deformation of the interior following over-pressurization.

The micro-pressure air fryer has the functions of micro-pressure frying and air frying, and can carry out the operation in a corresponding mode only by detecting the installation and the state of corresponding matched parts through the detector. When the cooking chamber is in micro-pressure cooking, the locking member 213 is restricted to be opened, so as to prevent pressure from being released to generate splashing, and protect the cooker cover 200 from being damaged by impact. The double-valve exhaust valve protection can avoid the problems that the internal pressure is too high when the adjusting exhaust valve 13 is abnormal, or the pressure release capacity of the adjusting exhaust valve 13 is overloaded, and improve the use safety.

The present embodiment provides a lid locking mechanism 400, which can be applied to the cooking pot of the first embodiment to realize the fixed connection between the lid 200 and the pot body 100, thereby preventing the lid 200 from being opened during the cooking process.

In fig. 11, the lid locking mechanism 400 includes a locking switch 21, a locking hook 22 and a safety lock 23, one of the locking switch 21 and the locking hook is disposed on the lid 200, and the other is disposed on the body 100; the latch switch 21 comprises a switch part 211 and a latch part 213 which are fixedly connected, wherein the switch part 211 is positioned at the outer side of the cooker and can move relative to the cooker, so that the latch part 213 has a cover locking position which is clamped with the latch hook 22 and a cover opening position which is separated from the latch hook 22; the safety lock 23 is used to position the catch member 213 in the covering position.

The number of the pot cover locking mechanisms 400 is one, one pot cover locking mechanism 400 is arranged on the front surface of the cooking pot, the switch part 211 of the pot cover locking mechanism 400 is positioned on the pot body 100, and the pot cover locking mechanism 400 is used for locking the pot cover 200 and the pot body 100 to prevent the pot cover 200 from being opened in the cooking process. Of course, in other embodiments, as shown in fig. 2, the switch 211 of the lid locking mechanism 400 may also be disposed on the lid 200, and may also realize the function of locking the lid 200 and the pot body 100.

In fig. 11-13, for the solution that the locking switch 21 and the safety lock 23 are both disposed on the pot cover 200, and the locking hook 22 is disposed on the pot body 100, the safety lock 23 includes a fixing sleeve 231, a soft rubber pad 232 and a driving member 233, and the fixing sleeve 231 is fixed on the pot cover 200; the soft rubber pad 232 is sealed at the first end of the fixed sleeve 231, and at least one part of the soft rubber pad 232 is positioned in the cooking space of the cooking pot; one end of the driving member 233 is fixed on the soft rubber pad 232 in a sealing manner, and the other end thereof protrudes out of the second end of the fixing sleeve 231; the soft rubber pad 232 enables the driving member 233 to move in a direction perpendicular to the moving direction of the locking member 213 by the air in the cooking space, so that the driving member 233 has a cover locking position where it is engaged with the locking member 213 and a cover opening position where it is separated from the locking member 213.

Particularly, in the culinary art in-process, can make flexible glue pad 232 warp when the atmospheric pressure increase in the culinary art space, and then make driving piece 233 outwards remove, the tip of driving piece 233 blocks in the direction of unblanking of hasp piece 213 for unable push switch piece 211 guarantees that hasp piece 213 is dead with latch hook 22 lock, opens pot cover 200 when avoiding there is pressure in China. When the atmospheric pressure in the culinary art space reduces, the software pad reconversion, driving piece 233 inwards removes and recovers, when the pot cover 200 was opened to the needs, can push switch 211 and unblank, realized uncapping the operation.

Preferably, the locking element 213 includes a first locking portion 2131 and a second locking portion 2132 which are oppositely arranged, the first locking portion 2131 can be engaged with the locking hook 22, the second locking portion 2132 is provided with a slot, a center line of the slot is perpendicular to a moving direction of the locking element 213, and the driving element 233 can move to a locking cover position abutting against a side wall of the slot. Further, in the present embodiment, the first lock portion 2131 is bent to form a hook portion, the hook can be engaged with the lock hook 22, and the hook portion is perpendicular to the first lock portion 2131.

In fig. 14-15, for the solution that the locking switch 21 and the safety lock 23 are both disposed on the pot body 100, and the locking hook 22 is disposed on the pot cover 200, the safety lock 23 includes an electromagnetic valve, the electromagnetic valve is disposed on the pot body 100, and an output shaft of the electromagnetic valve has a cover locking position engaged with the locking member 213 and a cover opening position separated from the locking member 213.

The latch member 213 includes a first latch portion 2131 and a second latch portion 2132 which are disposed opposite to each other, the first latch portion 2131 is engageable with the latch hook 22, the second latch portion 2132 is provided with a lock hole 21322 which extends in a direction perpendicular to a moving direction of the latch member 213, and an output shaft of the solenoid valve is capable of extending into the lock hole 21322.

In the cooking process, when the locking member 213 is locked with the locking hook 22, the solenoid valve can be started to enable the output shaft of the solenoid valve to extend into the locking hole 21322, and since the position of the solenoid valve is fixed, after the output shaft of the solenoid valve extends into the locking hole 21322, the switch member 211 cannot be pushed, and the locking member 213 is locked with the locking hook 22. When the cooking is finished and the lid 200 needs to be opened, the output shaft of the electromagnetic valve is made to exit the lock hole 21322, so that the switch 211 can be pushed to open the lid.

In the above two schemes, the lid locking mechanism 400 further includes a locking detector 24, and the locking detector 24 is disposed on the locking member 213 and is used for detecting whether the locking member 213 and the locking hook 22 are locked. Illustratively, the latch detector 24 may be used to detect the state of the safety lock 23, thereby determining whether the latch member 213 and the latch hook 22 are locked. For example, the lock catch detector 24 may be disposed near the slot 21321 and the lock hole 21322, and when the driving member 233 of the safety lock 23 is engaged with the slot 21321 or the output shaft of the solenoid valve enters the lock hole 21322, the lock catch detector 24 may send a lock signal to the control system of the cooking pot.

Preferably, the micro-pressure air fryer further comprises a lid detector 600, wherein the lid detector 600 is arranged at the closed position of the lid 200 and the pot body 100 and is used for detecting whether the lid 200 and the pot body 100 are closed or not. When the lid 200 and the pot body 100 are in the open state, even if the user starts the cooking mode, the control system of the cooking pot can not execute the cooking mode and send out sound and light characters and other combination modes for reminding. Preferably, the micro-pressure air fryer further comprises a liner 300 and a liner detector 700, wherein the liner 300 is detachably arranged in the pot body 100, and the liner detector 700 is arranged on the pot body 100 and is used for detecting whether the liner 300 is arranged in the pot body 100. When the pot container 300 is not installed in the pot body 100, even if the user starts the cooking mode, the control system of the cooking pot can not execute the cooking mode and send out sound and light characters and other combination modes for reminding. Only when having pot courage 300 in the pot body 100, and when pot cover 200 and pot body 100 were closed, the control system of cooking pot combines other control instructions, just can carry out the culinary art mode, avoids the pot body 100 to cook when not installing pot courage 300 or not covering for pot cover 200, improves the safety in utilization of pot.

In both of the above solutions, each of the latching switches 21 further includes a guide 212, as shown in fig. 16 and fig. 14 or fig. 16 and fig. 11, the guide 212 is disposed between the switch 211 and the latching member 213, the guide 212 is provided with a first guide slot 2121 and a second guide slot 2122, the first guide slot 2121 and the guide slot both extend along the moving direction of the switch 211, the switch 211 is movably disposed in the first guide slot 2121, and the latching member 213 is movably disposed in the second guide slot 2122.

Illustratively, the guide 212 has a rectangular through slot as the first guide slot 2121. The guide 212 has an Contraband-type structure, and the Contraband-type groove formed by the guide 212 itself is a second guide groove 2122. The locking member 213 is shaped like Contraband and is slidably engaged with the second guiding groove 2122, and the switch member 211 is located outside the guiding member 212 and a portion thereof passes through the first guiding groove 2121 and is fixedly connected with the locking member 213. The switch 211 is pushed to move the locking member 213 relative to the pot body 100, so that the locking member 213 is locked with the locking hook 22, and the pot cover 200 and the pot body 100 are fixed.

The embodiment further provides a micro-pressure air fryer, which comprises the pot cover locking mechanism 400 and the pressure discharge mechanism 500 in the second embodiment or the third embodiment.

When the micro-pressure air fryer is used as a micro-pressure cooker, the pressure discharge mechanism 500 at the top of the cooker cover 200 must be installed, before the micro-pressure mode is started, the inner cooker detector needs to detect the installation of the inner cooker, and the lock catch of the cooker cover 200 triggers the micro-pressure detector, so that the micro-pressure cooking can be normally carried out, the electric energy waste caused by the abnormal starting state is avoided, and other parts are prevented from being directly damaged by heat; after the micro-pressure cooking is finished, the pressure is released by the pressure releasing mechanism 500, the pressure in the cooker is reduced, the safety lock 23 is not pushed by the pressure any more, and the safety lock is in contact with the limit of the locking fastener 213, so that the locking fastener 213 is normally unlocked to open the cooker cover 200, and the use safety of the cooker is improved.

When this deep-fry pot of minute-pressure air is fried as the air and is used, pressure discharge mechanism 500 can lift off to ventilate when the culinary art, internal pressure when the restriction culinary art simultaneously avoids the too big air that leads to of pressure to fry the effect and reduces. Pressure relief mechanism 500 can dismantle after accomplishing the culinary art and wash to guarantee the cleanliness factor that exhaust position 201 put, avoid the foreign matter to remain and produce the peculiar smell.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. A pot lid locking mechanism is used for a cooking pot and comprises a pot body (100) and a pot lid (200) and is characterized by comprising a locking switch (21), a locking hook (22) and a safety lock (23), wherein one of the locking switch (21) and the locking hook is arranged on the pot lid (200), and the other one of the locking switch (21) and the locking hook is arranged on the pot body (100);

the lock catch switch (21) comprises a switch piece (211) and a lock catch piece (213) which are fixedly connected, wherein the switch piece (211) is positioned outside the cooking pot and can move relative to the cooking pot, so that the lock catch piece (213) is provided with a cover locking position clamped with the lock hook (22) and a cover opening position separated from the lock hook (22);

the safety lock (23) is used for enabling the locking piece (213) to be located at the lock cover position.

2. The lid locking mechanism according to claim 1, wherein the safety lock (23) comprises:

a fixing sleeve (231) fixed on the pot cover (200);

the soft rubber pad (232) is arranged at the first end of the fixed sleeve (231) in a sealing way, and at least one part of the soft rubber pad (232) is positioned in the cooking space of the cooker;

one end of the driving piece (233) is hermetically fixed on the soft rubber cushion (232), and the other end of the driving piece protrudes out of the second end of the fixed sleeve (231);

soft cushion (232) are in under the air action in the culinary art space can make driving piece (233) are along the perpendicular to the moving direction removal of hasp piece (213) to make driving piece (233) have with the locking closure position of hasp piece (213) joint and with the position of uncapping that hasp piece (213) separated.

3. The pot cover locking mechanism of claim 2, wherein the locking member (213) comprises a first locking portion (2131) and a second locking portion (2132) which are oppositely arranged, the first locking portion (2131) can be clamped with the locking hook (22), the second locking portion (2132) is provided with a slot, a center line of the slot is perpendicular to a moving direction of the locking member (213), and the driving member (233) can move to a locking cover position abutting against a side wall of the slot.

4. The pot lid locking mechanism according to claim 1, characterized in that the safety lock (23) comprises a solenoid valve, the solenoid valve is arranged on the pot body (100), and an output shaft of the solenoid valve is provided with a locking lid position clamped with the locking piece (213) and an opening lid position separated from the locking piece (213).

5. The pot cover locking mechanism as claimed in claim 4, wherein the locking member (213) comprises a first locking portion (2131) and a second locking portion (2132) which are oppositely arranged, the first locking portion (2131) can be locked with the locking hook (22), the second locking portion (2132) is provided with a locking hole (21322) which extends in a direction perpendicular to the moving direction of the locking member (213), and an output shaft of the solenoid valve can extend into the locking hole (21322).

6. The pot cover locking mechanism according to any one of claims 1-5, wherein the locking switch (21) further comprises a guide member (212), the guide member (212) is disposed between the switch member (211) and the locking member (213), the guide member (212) is provided with a first guide groove (2121) and a second guide groove (2122), the first guide groove (2121) and the guide groove both extend along the moving direction of the switch member (211), the switch member (211) is movably disposed in the first guide groove (2121), and the locking member (213) is movably disposed in the second guide groove (2122).

7. The pot cover locking mechanism of claim 6, further comprising a locking detector (24), wherein the locking detector (24) is disposed on the locking member (213) for detecting whether the locking member (213) is locked with the locking hook (22).

8. Micro-pressure air fryer, characterized in that it comprises a pot (100), a pot lid (200) and a lid locking mechanism according to any of claims 1-7 for locking the pot (100) and the pot lid (200).

9. The micro-pressure air fryer according to claim 8, further comprising a lid detector (600), wherein the lid detector (600) is disposed at a closed position of the lid (200) and the body (100) for detecting whether the lid (200) and the body (100) are closed; and/or

The micro-pressure air fryer also comprises a liner (300) and a liner detector (700), wherein the liner (300) is detachably arranged in the fryer body (100), and the liner detector (700) is arranged on the fryer body (100) and used for detecting whether the liner (300) is arranged in the fryer body (100).

10. The micro-pressure air fryer according to claim 8, wherein the micro-pressure air fryer further comprises a pressure venting mechanism (500), the pressure venting mechanism (500) comprising:

the mounting seat (12) is mounted on the exhaust position (201) of the pot cover (200), and a first exhaust hole (122) and a second exhaust hole (123) are formed in the mounting seat (12);

the adjusting exhaust valve (13) comprises a shell (131), an adjusting valve core (132) and an adjusting switch (133), the shell (131) is fixed on the mounting seat (12) and covers the first exhaust hole (122), the adjusting valve core (132) is movably arranged in the shell (131), and the adjusting switch (133) can adjust the position of the adjusting valve core (132) so that the adjusting valve core (132) has a valve closing position for blocking the first exhaust hole (122) and a valve opening position for opening the first exhaust hole (122);

and the automatic exhaust valve (14) is fixed on the mounting seat (12), and the automatic exhaust valve (14) is provided with a valve closing position for blocking the second exhaust hole (123) and a valve opening position for opening the second exhaust hole (123).