Pressure cooker cover with pressure display and warning functions

Abstract

The pressure cooker cover with the pressure displaying and warning functions comprises a cooker cover body, a cooker handle is fixedly installed on the outer side of the cooker cover body, a plurality of sets of sealing clamping edges are fixedly connected to the bottom end of the cooker cover body, an operation box is fixedly installed on the top of the cooker cover body, and telescopic rods are symmetrically connected to the interior of the operation box in a sliding mode. A rotating shaft is rotationally connected in the operation box and located between the two telescopic rods, an operation knob is fixedly connected to the top end of the rotating shaft, fixing clamps are fixedly connected to the opposite ends of the two telescopic rods, and a pressure alarm is fixedly installed at the rear end of the top of the pot cover body. The pressure cooker cover has the advantages that the connecting firmness between the pressure cooker cover and the pressure cooker can be improved through the design, looseness is avoided, the sealing performance of the pressure cooker is guaranteed, and safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure cooker accessories, in particular to a pressure cooker cover with a pressure display and warning function. Background Art

[0002] A pressure cooker, also known as a pressure cooker, is a type of kitchen appliance. It utilizes the physical phenomenon of a liquid's boiling point being increased under high pressure, allowing water to reach a higher temperature without boiling, thus speeding up the cooking process. The pressure cooker's lid, typically made of stainless steel or aluminum alloy, is designed to maintain the temperature of the contents and prevent splattering and steam from escaping due to heat. It is a crucial component of the pressure cooker, ensuring a tight seal to ensure rapid cooking under high pressure.

[0003] The lid and the pot body of the existing pressure cooker are connected by a fixed snap-fit connection. This connection method requires precise alignment between the edges of the lid and the pot body to achieve a strict sealing connection. At the same time, this snap-fit connection will become loose after being used for a period of time, affecting the sealing of the pressure cooker and easily causing an explosion accident. Utility Model Content

[0004] In view of the shortcomings of the existing technology, the utility model designs a pressure cooker lid with a pressure display warning function, which can improve the firmness of the connection between the pressure cooker lid and the pressure cooker, avoid loosening, ensure the sealing of the pressure cooker, and improve safety.

[0005] The utility model provides the following technical solution: a high-pressure cooker lid with a pressure display and warning function, comprising: a cooker lid body, a cooker handle fixedly mounted on the outer side of the cooker lid body, a plurality of sealing clip edges fixedly connected to the bottom end of the cooker lid body, an operation box fixedly mounted on the top of the cooker lid body, telescopic rods symmetrically and slidably connected to the interior of the operation box, a rotating shaft rotatably connected to the interior of the operation box and located between the two telescopic rods, an operating knob fixedly connected to the top end of the rotating shaft, fixed clips fixedly connected to opposite ends of the two telescopic rods, and a pressure alarm fixedly mounted on the rear end of the top of the cooker lid body.

[0006] As a preferred solution of the present invention, a metal connecting plate is fixedly connected to the outside of the pot cover body and inside the pot handle. A slot is provided inside the pot handle for use with the metal connecting plate, and the pot handle is fixedly connected to the metal connecting plate by fixing screws.

[0007] As a preferred solution of the present invention, guide rails are fixedly installed inside the operation box and at the bottom of the two sets of telescopic rods, and moving wheels are rotatably connected to the two ends of the bottom of the two sets of telescopic rods and located on the inner side of the guide rails.

[0008] As a preferred solution of the present utility model, a driving gear is fixedly connected to the bottom end of the rotating shaft, and both opposite sides of the two telescopic rods are meshed with the driving gear through a plurality of tooth grooves.

[0009] As a preferred solution of the present utility model, a fixed gear is fixedly connected to the top end of the rotating shaft and below the operation knob. A pull rod is slidably connected to the top of the operation box. A fixed tooth block is fixedly connected to one end of the pull rod close to the fixed gear. A spring is sleeved on the outer side of the pull rod and on the side away from the fixed gear of the fixed tooth block.

[0010] As a preferred solution of the present utility model, the pull rod is slidably connected to the operation box through a connecting block, and the fixed tooth block is meshed with the fixed gear.

[0011] As a preferred solution of the present utility model, the pressure alarm is composed of a pressure sensor, a pressure gauge and an audible and visual alarm. The pressure sensor is fixedly installed inside the main body of the pot lid, the pressure gauge is fixedly installed on the top of the main body of the pot lid, and the audible and visual alarm is fixedly installed on the outer side of the pressure gauge.

[0012] The beneficial effects of the present utility model are as follows: Through the cooperative design of the operation box, telescopic rods, rotating shaft, operation knob and fixed clamps, when the main body of the pot lid is covered on the pressure cooker, it is fixed through the sealing clamping edge and the pressure cooker. Subsequently, the rotating shaft is rotated by the operation knob. Under the meshing of the driving gear and a plurality of tooth grooves, the two telescopic rods are driven to move. With the auxiliary rolling of the moving wheels, the two telescopic rods are controlled to retract into the operation box, and then the main body of the pot lid and the pressure cooker are further fixed through the two fixed clamps, avoiding loosening. After the operation is completed, the operation knob can also be fixed to avoid the problem that the fixed clamps become loose due to the accidental rotation of the operation knob, thereby ensuring the firmness of the fixation between the main body of the pot lid and the pressure cooker, ensuring the sealing performance of the pressure cooker, and improving the safety. Description of the Drawings

[0013] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0014] Figure 2 is Figure 1 the enlarged schematic diagram at A in

[0015] Figure 3 It is a schematic diagram of the internal structure of the operation box of the present utility model;

[0016] In the figure: 1. Lid main body; 101. Metal connecting plate; 102. Fixing screw; 2. Pot handle; 3. Sealing edge; 4. Operation box; 401. Guide rail; 402. Moving wheel; 5. Telescopic rod; 6. Rotating shaft; 601. Driving gear; 602. Tooth groove; 603. Fixed gear; 604. Pull rod; 605. Fixed tooth block; 606. Spring; 607. Connecting block; 7. Operation knob; 8. Fixed clip; 9. Pressure alarm; 901. Pressure sensor; 902. Pressure gauge; 903. Acousto-optic alarm. Specific implementation mode

[0017] To make the technical problems solved by the present utility model, the technical solutions adopted and the achieved technical effects clearer, the technical solutions of the embodiments of the present utility model will be further described in detail below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative work belong to the scope of protection of the present utility model.

[0018] Embodiment

[0019] As Figures 1 to 3 shown, a high-pressure pot lid with a pressure display and warning function includes: a lid main body 1, a pot handle 2 is fixedly installed on the outer side of the lid main body 1, a plurality of sealing edges 3 are fixedly connected to the bottom end of the lid main body 1, an operation box 4 is fixedly installed on the top of the lid main body 1, telescopic rods 5 are symmetrically and slidably connected inside the operation box 4, a rotating shaft 6 is rotatably connected inside the operation box 4 and between the two telescopic rods 5, an operation knob 7 is fixedly connected to the top end of the rotating shaft 6, fixed clips 8 are fixedly connected to the opposite ends of the two telescopic rods 5, and a pressure alarm 9 is fixedly installed at the rear end of the top of the lid main body 1.

[0020] In this embodiment, a metal connecting plate 101 is fixedly connected to the outer side of the lid main body 1 and inside the pot handle 2. A slot adapted to the metal connecting plate 101 is provided inside the pot handle 2. The pot handle 2 is fixedly connected to the metal connecting plate 101 through a fixing screw 102. The pot handle 2 is made of plastic material so that it can insulate heat. The pot handle 2 is installed on the outer side of the metal connecting plate 101 through the fixing screw 102. When the pot handle 2 is damaged and needs to be replaced, it is convenient to disassemble and replace it.

[0021] In this embodiment, guide rails 401 are fixedly installed inside the operation box 4 and at the bottoms of two groups of telescopic rods 5. At both ends of the bottoms of the two groups of telescopic rods 5 and inside the guide rails 401, moving wheels 402 are rotatably connected. The bottom end of the rotating shaft 6 is fixedly connected with a driving gear 601. On both opposite sides of the two groups of telescopic rods 5, a plurality of tooth grooves 602 are engaged with the driving gear 601. When the pot cover body 1 is covered on the pressure cooker, it is fixed through the sealing clamping edge 3 and the pressure cooker. Subsequently, the rotating shaft 6 is rotated by the operation knob 7. Under the engagement of the driving gear 601 and the plurality of tooth grooves 602, the two groups of telescopic rods 5 are driven to move. With the auxiliary rolling of the moving wheels 402, the two groups of telescopic rods 5 are controlled to retract into the operation box 4. Furthermore, the pot cover body 1 and the pressure cooker are further fixed by the two fixing clamps 8, avoiding loosening, ensuring the sealing performance of the pressure cooker, and improving safety.

[0022] In this embodiment, a fixed gear 603 is fixedly connected to the top end of the rotating shaft 6 and below the operation knob 7. A pull rod 604 is slidably connected to the top of the operation box 4. A fixed tooth block 605 is fixedly connected to one end of the pull rod 604 close to the fixed gear 603. A spring 606 is sleeved on the outer side of the pull rod 604 and on the side of the fixed tooth block 605 away from the fixed gear 603. The pull rod 604 is slidably connected to the operation box 4 through a connecting block 607. The fixed tooth block 605 is engaged with the fixed gear 603. When the operation knob 7 is rotated, the pull rod 604 is first pulled to release the fixation of the fixed tooth block 605 on the fixed gear 603. Subsequently, the operation knob 7 is rotated to control the fixing clamp 8 to fix the pot cover body 1 and the pressure cooker. After the operation is completed, the pull rod 604 is released. Under the extrusion of the spring 606, the fixed gear 603 can continuously fix the fixed gear 603, thus avoiding the problem that the operation knob 7 accidentally rotates and causes the fixing clamp 8 to become loose, and further ensuring the firmness after the pot cover body 1 and the pressure cooker are fixed.

[0023] In this embodiment, the pressure alarm 9 is composed of a pressure sensor 901, a pressure gauge 902, and an audible and visual alarm 903. The pressure sensor 901 is fixedly installed inside the pot cover body 1. The pressure gauge 902 is fixedly installed on the top of the pot cover body 1. The audible and visual alarm 903 is fixedly installed outside the pressure gauge 902. The pressure inside the pressure cooker can be detected in real time through the pressure sensor 901, and the pressure is displayed through the pressure gauge 902, avoiding the problem of excessive pressure caused by problems with the pressure relief valve. At the same time, when the pressure is too high, it can be warned through the audible and visual alarm 903, enabling the user to timely discover the pressure situation of the pressure cooker, and further improving the safety of the pressure cooker.

[0024] Embodiment: When the lid body 1 is covered on the pressure cooker, it is fixed through the sealing edge 3 and the pressure cooker. Subsequently, the operating knob 7 is rotated to drive the rotating shaft 6. Under the meshing of the driving gear 601 and multiple sets of tooth grooves 602, the two telescopic rods 5 are driven to move. With the auxiliary rolling of the moving wheels 402, the two telescopic rods 5 are controlled to retract into the operating box 4. Furthermore, the lid body 1 and the pressure cooker are further fixed by the two fixed clamps 8 to prevent loosening. When rotating the operating knob 7, first pull the pull rod 604 to release the fixation of the fixed tooth block 605 on the fixed gear 603. Subsequently, rotate the operating knob 7 to control the fixed clamp 8 to fix the lid body 1 and the pressure cooker. After the operation is completed, release the pull rod 604. Under the extrusion of the spring 606, the fixed gear 603 can continuously fix the fixed gear 603, thereby avoiding the problem that the fixed clamp 8 loosens due to the accidental rotation of the operating knob 7. Furthermore, the firmness of the fixation between the lid body 1 and the pressure cooker is ensured. The entire operation process is simple and convenient. Through the design, the connection firmness between the high-pressure lid and the pressure cooker can be improved, loosening can be avoided, the sealing performance of the pressure cooker is ensured, and the safety is improved.

[0025] Although the preferred embodiments of the present invention have been described, those skilled in the art can make additional changes and modifications once they learn the basic creative concept. Therefore, the appended claims are intended to be construed to include the preferred embodiments and all changes and modifications falling within the scope of the present invention.

[0026] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalent technologies, the present invention is also intended to include these modifications and variations.

Claims

1. A high-pressure cooker lid with a pressure display and warning function, characterized in that, Including: A pot lid main body, on the outer side of which a pot handle is fixedly installed, at the bottom end of which a plurality of sealing clamping edges are fixedly connected, on the top of which an operation box is fixedly installed, inside which two telescopic rods are symmetrically and slidably connected, inside which a rotating shaft is rotatably connected between the two telescopic rods, at the top end of which an operation knob is fixedly connected, at the opposite ends of the two telescopic rods are fixedly connected with fixed clamps, and at the rear end of the top of the pot lid main body a pressure alarm is fixedly installed.

2. The high-pressure cooker lid with a pressure display and warning function according to claim 1, characterized in that, Inside the pot handle on the outer side of the pot lid main body, a metal connecting plate is fixedly connected, in the pot handle there is a slot adapted to the metal connecting plate, and the pot handle is fixedly connected to the metal connecting plate by fixing screws.

3. The high-pressure cooker lid with a pressure display and warning function according to claim 1, characterized in that, Inside the operation box, at the bottom of the two telescopic rods, guide rails are fixedly installed, and at the two ends of the bottom of the two telescopic rods and inside the guide rails, moving wheels are rotatably connected.

4. A high-pressure cooker lid with a pressure display and warning function according to claim 1, characterized in that, At the bottom end of the rotating shaft, a driving gear is fixedly connected, and on the opposite sides of the two telescopic rods, they are meshed with the driving gear through a plurality of tooth grooves.

5. The high-pressure cooker lid with a pressure display and warning function according to claim 1, characterized in that, At the top end of the rotating shaft and below the operation knob, a fixed gear is fixedly connected, on the top of the operation box a pull rod is slidably connected, at the end of the pull rod close to the fixed gear, a fixed tooth block is fixedly connected, and on the outer side of the pull rod and on the side of the fixed tooth block away from the fixed gear, a spring is sleeved.

6. The high-pressure cooker lid with a pressure display and warning function according to claim 5, characterized in that, The pull rod is slidably connected to the operation box through a connecting block, and the fixed tooth block is meshed with the fixed gear.

7. The high-pressure cooker lid with a pressure display and warning function according to claim 1, characterized in that, The pressure alarm consists of a pressure sensor, a pressure gauge and an audible and visual alarm, the pressure sensor is fixedly installed inside the pot lid main body, the pressure gauge is fixedly installed on the top of the pot lid main body, and the audible and visual alarm is fixedly installed on the outer side of the pressure gauge.

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