Pressure cooker

By designing a clamp assembly and three safety devices on the pressure cooker, the problems of existing pressure cookers being unable to be operated with one hand and having low safety have been solved. This enables one-handed opening and closing and multiple safety protections, improving both ease of use and safety.

CN223913935UActive Publication Date: 2026-02-17WUYI HUAKANG ELECTRICAL APPLIANCE CO LTD
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Patent Information

Application Number
CN202520290010.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-21
Publication Date
2026-02-17
Estimated Expiration
2035-02-21

AI Technical Summary

Technical Problem

Existing pressure cooker lid tightening methods cannot be operated with one hand and have low safety, and most of them use single-stage safety valves, which cannot meet the needs of users.

Method used

The design incorporates a clamp assembly with three safety features, including a clamp-type opening and closing mechanism, a liftable handle, a safety valve, a pressure regulating valve, and a pressure relief valve, ensuring one-handed operation and multiple safety protections.

Benefits of technology

It enables one-handed opening and closing of the pot lid, ensuring the lid is securely locked, improving convenience and safety. It automatically adjusts the pressure to prevent misoperation and instantaneous pressure release, significantly enhancing safety during use.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a pressure cooker and relates to the technical field of pressure cookers. Comprising a pot body and a pot cover, and a clamp assembly and three safety devices are arranged on the pot cover; the clamp assembly comprises an opening and closing plate and two connecting plates which are symmetrically arranged, and one end of each connecting plate extends to one side of the pot cover and is provided with a clamp. Due to the design of the clamp assembly, the clamp type opening and closing structure and the design of the lifting handle, a user can open and close the pot cover with one hand, meanwhile, it is ensured that the pot cover is stably locked, use convenience and safety are improved, due to the design of the three safety devices, when pressure in the pot exceeds a set value, the pressure regulating valve can be automatically opened, redundant pressure is released, and the safety of the pot cover is improved. Meanwhile, the safety valve can prevent the cooker cover from being opened due to misoperation in the cooking process, after all valves on the cooker cover lose efficacy, air pressure in the cooker can be instantly released from the pressure release valve, the use safety of the pressure cooker is greatly improved, and the use requirement of a user is met.
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Description

TECHNICAL FIELD

[0001] The utility model relates to pressure cooker technical field, concretely is a pressure cooker. BACKGROUND

[0002] Pressure cooker, also known as high pressure cooker, pressure cooker, is a kind of kitchen utensil using the physical phenomenon of liquid boiling point promotion under higher pressure to accelerate stewing food efficiency, but the existing pressure cooker still has the following shortcomings when using:

[0003] The pressure cooker cover tight mode on the market is mostly one hand holding the pot body, and the other hand rotates the pot cover to adopt screw buckle joint, cannot be operated by one hand and the pressure cooker on the market mostly adopts single-way safety valve, and the use safety is lower, cannot meet the user's use demand. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of pressure cooker to solve the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of pressure cooker, including pot body and pot cover, the pot cover is provided with clamp assembly and three-way safety device;

[0006] The clamp assembly includes opening and closing plate and the two continuous boards of symmetrical setting, one end of the continuous board extends to the side of the pot cover and is provided with clamp, the other end extends to the bottom of opening and closing plate and is provided with transmission pin, the inside of opening and closing plate is provided with the guide hole of being respectively connected with two transmission pins, the top of the pot cover is provided with handle for driving opening and closing plate.

[0007] Further, the first safety device is a safety valve, the second safety device is a pressure regulating valve, and the third safety device is a pressure relief valve.

[0008] Further, the top of the pot cover is provided with mounting groove and guide groove on both sides of the mounting groove, the inside of the mounting groove is provided with fixed plate one on the top of the continuous board, and the opening and closing plate is movably arranged in the inside of the fixed plate one.

[0009] Further, the top of the fixed plate one is provided with fixed plate two, and the top of the opening and closing plate is provided with U-shaped drive slot penetrating the top of the fixed plate two.

[0010] Further, the top of the pot cover is provided with panel for shielding mounting groove and guide groove, and the top of the panel is fixedly provided with handle fixing cover.

[0011] Further, the handle is movably nested outside the handle fixing cover, and the two ends of the handle extend to the bottom of the handle fixing cover and are commonly provided with lever, and the bottom end of the lever extends to the inside of the U-shaped drive slot.

[0012] Further, the inside of the handle fixing cover is embedded with a timer, and the outside of the transmission pin is sleeved with a sliding sleeve.

[0013] Further, the inside of the guide groove is provided with a limiting column, the inside of the connecting plate is provided with a limiting hole which is sleeved with the limiting column in a sliding mode, and the inside of the limiting hole is provided with a positioning hole matched with the safety valve.

[0014] Further, the pot cover is arranged on the pot body, and the bottom of the pot cover is provided with a sealing ring.

[0015] Further, the bottom of the pressure regulating valve is provided with an anti-blocking cover, and the two sides of the pot body are provided with handles and handle sheaths which are clamped with the handles.

[0016] Compared with the prior art, the pressure cooker has the following beneficial effects:

[0017] The pressure cooker has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic view of the utility model;

[0019] Figure 2 It is a handle fixing cover and panel separation state schematic view of the utility model;

[0020] Figure 3 It is a lever and U-shaped driving groove connection state schematic view of the utility model;

[0021] Figure 4 It is an opening and closing plate driving connecting plate driving clamp clamping state schematic view of the utility model;

[0022] Figure 5 It is an opening and closing plate driving connecting plate driving clamp disengaging clamping state schematic view of the utility model;

[0023] Figure 6 It is a sealing ring structure schematic view of the utility model;

[0024] Figure 7 It is an anti-blocking cover structure schematic view of the utility model.

[0025] In the figure: 1, the pot body; 11, handle; 12, handle cover; 2, pot cover; 201, sealing ring; 21, handle; 211, lever; 22, safety valve; 23, pressure regulating valve; 231, anti-blocking cover; 24, pressure relief valve; 25, mounting groove; 26, guide groove; 261, limiting column; 27, panel; 28, handle fixing cover; 29, timer; 3, clamp assembly; 31, opening and closing plate; 311, guide hole; 312, U-shaped drive groove; 32, connecting plate; 321, limiting hole; 322, positioning hole; 33, clamp; 34, transmission pin; 341, sliding sleeve; 35, fixed plate one; 36, fixed plate two. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figures 1-7 The utility model discloses a pressure cooker, including the pot body 1 and pot cover 2, be provided with clamp assembly 3 and three safety devices on pot cover 2.

[0028] The clamp assembly 3 includes opening and closing plate 31 and the two connecting plates 32 of symmetrical setting, one end of connecting plate 32 extends to one side of pot cover 2 and is provided with clamp 33, and the other end extends to the bottom of opening and closing plate 31 and is provided with transmission pin 34, the inside of opening and closing plate 31 is provided with the guide hole 311 of respectively with two transmission pin 34 sleeve joint, the top of pot cover 2 is provided with handle 21 for driving opening and closing plate 31.

[0029] Specifically, the first safety device is a safety valve 22, the second safety device is a pressure regulating valve 23, and the third safety device is a pressure relief valve 24.

[0030] In this embodiment, the pressure regulating valve 23, the safety valve 22, the pressure relief valve 24 and the timer 29 are used to ensure the safety during cooking. When the pressure in the pot exceeds the set value, the pressure regulating valve 23 will automatically open to release the excess pressure. At the same time, the safety valve 22 can prevent the pot cover 2 from opening due to misoperation during cooking. When all the valves on the pot cover 2 fail, the pressure in the pot can be released instantly through the pressure relief valve 24. The pressure cooker is provided with a timer 29, which can set the cooking time according to the user's needs during cooking. This can ensure that the food in the pot is cooked within the specified time, thereby avoiding accidents such as scalding.

[0031] Specifically, the top of the pot cover 2 is provided with a mounting groove 25 and guide grooves 26 on both sides of the mounting groove 25, the inside of the mounting groove 25 is provided with a fixed plate one 35 on the top of the connecting plate 32, and the opening and closing plate 31 is movably arranged in the inside of the fixed plate one 35.

[0032] In the embodiment, the bottom of the fixed plate one 35 is provided with a long hole, the top end of the transmission pin 34 extends to the inside of the guide hole 311 through the long hole, the guide hole 311 is arranged obliquely, when the opening and closing plate 31 moves, the transmission pin 34 is driven to translate by the track of the guide hole 311, and the guide groove 26 can also limit the connecting plate 32, so that the mounting process is more convenient.

[0033] Specifically, the top of the fixed plate one 35 is provided with a fixed plate two 36, and the top of the opening and closing plate 31 is provided with a U-shaped drive groove 312 penetrating the top of the fixed plate two 36.

[0034] In the embodiment, the fixed plate two 36 is used for limiting the opening and closing plate 31, so that the opening and closing plate 31 cannot move up and down, but can only translate forward and backward, and the top of the fixed plate two 36 is provided with a hole position avoiding the U-shaped drive groove 312.

[0035] Specifically, the top of the pot cover 2 is provided with a panel 27 for shielding the mounting groove 25 and the guide groove 26, and the top of the panel 27 is fixedly provided with a handle fixed cover 28.

[0036] In the embodiment, the outer circle of the handle fixed cover 28 and the handle 21 form a whole circle, and in this way, when the handle 21 is turned over and attached to the handle fixed cover 28, the overall appearance of the pressure cooker is ensured.

[0037] Specifically, the handle 21 is movably nested on the outside of the handle fixed cover 28, both ends of the handle 21 extend to the bottom of the handle fixed cover 28 and are jointly provided with a lever 211, and the bottom end of the lever 211 extends to the inside of the U-shaped drive groove 312.

[0038] In the embodiment, the lever 211 is in a U shape, and when the lever 211 is turned over with the handle 21, the lever 211 drives the opening and closing plate 31 to translate by driving the U-shaped drive groove 312.

[0039] Specifically, the inside of the handle fixed cover 28 is embedded with a timer 29, and the outside of the transmission pin 34 is sleeved with a sliding sleeve 341.

[0040] In the embodiment, the sliding sleeve 341 is arranged, which effectively reduces the friction between the transmission pin 34 and the long hole and the guide hole 311, reduces the jamming, and is more flexible.

[0041] Specifically, the inside of the guide groove 26 is provided with a limiting column 261, the inside of the connecting plate 32 is provided with a limiting hole 321 which is sleeved with the limiting column 261, and the inside of the limiting hole 321 is provided with a positioning hole 322 which is matched with the safety valve 22.

[0042] In the embodiment, the limiting column 261 matches the limiting hole 321, which ensures the stability of the connecting plate 32 during movement and avoids deviation, and the opening of the clamp 33 is more flexible and smooth. After the safety valve 22 is pressed, it floats up, so that the safety valve 22 is clamped into the inside of the positioning hole 322, so that the connecting plate 32 cannot move, and the clamp 33 always keeps the state of clamping the pot cover 2 and the pot body 1, avoiding the situation of accidental opening, and the use is safer. When the pressure in the pot disappears, the safety valve 22 descends and is separated from the positioning hole 322, so that the user can overturn the handle 21 to drive the lever 211 to overturn, the lever 211 abuts against the U-shaped driving groove 312 to drive the opening and closing plate 31 to move in the inside of the fixed plate one 35, and the fixed plate one 35 drives the transmission pin 34 through the guide hole 311, so that the transmission pin 34 drives the connecting plate 32 and the clamp 33 to translate. The two guide holes 311 are symmetrically arranged, so that the two connecting plates 32 and the clamp 33 move in opposite directions to separate from the pot cover 2 and the pot body 1. Conversely, the user turns the handle 21 again to be attached to the handle fixing cover 28, and the two connecting plates 32 move relatively to pull the two clamps 33 to clamp the pot cover 2 and the pot body 1.

[0043] Specifically, the pot cover 2 is arranged on the pot body 1, and the bottom of the pot cover 2 is provided with a sealing ring 201.

[0044] In the embodiment, the sealing ring 201 is arranged to ensure the sealing between the pot cover 2 and the pot body 1, and the clamp 33 clamps the pot cover 2 and the pot body 1, which further ensures the stability of the pot cover 2 and the pot body 1 after being closed.

[0045] Specifically, the bottom of the pressure regulating valve 23 is provided with a anti-blocking cover 231, and the two sides of the pot body 1 are provided with a handle 11 and a handle 11 sheath which is clamped with the handle 11.

[0046] In the embodiment, the pressure regulating valve 23 of the pressure cooker is a relatively mature pressure control valve in the prior art, and the main function is to adjust the gas pressure in the pot to prevent explosion caused by excessive gas pressure. When the pressure in the pot is too high, the pressure regulating valve 23 will automatically rotate or start the pressure relief valve to release excess gas, thereby reducing the pressure and keeping the pressure in the pot balanced. The anti-blocking cover 231 at the bottom of the pressure regulating valve 23 can reduce the blocking of the pressure regulating valve 23. The handle 11 can be used to lift the pot body 1, and the handle 11 is fixed on the pot body 1 by screws.

[0047] In use, the user only needs to hold the handle 21 with one hand, and rotates up and down by 90° to open and close, so as to realize the locking and unlocking of the pot cover 2.

[0048] In summary, the pressure cooker, the design of the clamp assembly 3, adopts the clamp 33 type opening and closing structure, combined with the design of the liftable handle 21, so that the user can complete the opening and closing operation of the pot cover 2 with one hand, while ensuring the stable locking of the pot cover 2, improving the convenience and safety of use, the design of the three safety devices, when the pressure in the pot exceeds the set value, the pressure regulating valve 23 will automatically open, release the excess pressure, at the same time, the safety valve 22 can prevent the pot cover 2 from opening due to misoperation during cooking, the pressure relief valve 24 can release the pressure from the pressure relief valve 24 when all the valves on the pot cover 2 fail, greatly improving the safety of the pressure cooker, meeting the user's needs.

[0049] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pressure cooker comprising a pot body (1) and a pot cover (2), characterized in that: The pot cover (2) is provided with a clamp assembly (3) and three safety devices; The clamp assembly (3) comprises an opening and closing plate (31) and two symmetrical connecting plates (32), one end of the connecting plate (32) extends to one side of the pot cover (2) and is provided with a clamp (33), the other end extends to the bottom of the opening and closing plate (31) and is provided with a transmission pin (34), the inside of the opening and closing plate (31) is provided with a guide hole (311) which is respectively sleeved with two transmission pins (34), and the top of the pot cover (2) is provided with a handle (21) for driving the opening and closing plate (31).

2. A pressure cooker according to claim 1, characterized in that: The first safety device is a safety valve (22), the second safety device is a pressure regulating valve (23), and the third safety device is a pressure relief valve (24).

3. A pressure cooker as claimed in claim 1, characterized in that: The top of the pot cover (2) is provided with a mounting groove (25) and guide grooves (26) on both sides of the mounting groove (25), the inside of the mounting groove (25) is provided with a fixed plate one (35) located at the top of the connecting plate (32), and the opening and closing plate (31) is movably arranged in the inside of the fixed plate one (35).

4. A pressure cooker according to claim 3, wherein: The top of the fixed plate one (35) is provided with a fixed plate two (36), and the top of the opening and closing plate (31) is provided with a U-shaped drive groove (312) penetrating through the top of the fixed plate two (36).

5. A pressure cooker as claimed in claim 3, characterized in that: The top of the pot cover (2) is provided with a panel (27) for shielding the mounting groove (25) and the guide grooves (26), and the top of the panel (27) is fixedly provided with a handle fixing cover (28).

6. A pressure cooker according to claim 5, characterized in that: The handle (21) is movably nested outside the handle fixing cover (28), both ends of the handle (21) extend to the bottom of the handle fixing cover (28) and are jointly provided with a lever (211), and the bottom end of the lever (211) extends into the inside of the U-shaped drive groove (312).

7. A pressure cooker according to claim 5, characterized in that: The inside of the handle fixing cover (28) is embedded with a timer (29), and the outside of the transmission pin (34) is sleeved with a sliding sleeve (341).

8. A pressure cooker according to claim 3, characterized in that: The inside of the guide groove (26) is provided with a limiting column (261), the inside of the connecting plate (32) is provided with a limiting hole (321) which is slidably sleeved with the limiting column (261), and the inside of the limiting hole (321) is provided with a positioning hole (322) matched with the safety valve (22).

9. A pressure cooker as claimed in claim 1, characterized in that: The pot cover (2) is arranged on the pot body (1), and the bottom of the pot cover (2) is provided with a sealing ring (201).

10. A pressure cooker as claimed in claim 2, characterized in that: The bottom of the pressure regulating valve (23) is provided with an anti-blocking cover (231), and both sides of the pot body (1) are provided with a handle (11) and a handle sheath (12) which is clamped with the handle (11).