CN112315330A

CN112315330A - Pot cover capable of preventing boiling overflow

Info

Publication number: CN112315330A
Application number: CN202011350434.6A
Authority: CN
Inventors: 谭骏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-02-05

Abstract

The invention relates to the technical field of kitchen appliances, and discloses a pot cover for preventing boiling overflow, which comprises a pot body and a cover body, wherein fixing frames are fixedly connected to two sides of the inner wall of the cover body, supports are fixedly connected to two sides of the top of the inner wall of the cover body, piezoelectric crystals are fixedly connected to the bottoms of the supports, a vibrating membrane is fixedly connected to the bottom of each fixing frame, and a beating rod is fixedly connected to the upper surface of each vibrating membrane. This prevent pot cover that boiling spills over, the hot wave that produces through the internal portion of pot drives the vibrating diaphragm vibration, the vibrating diaphragm drives and hits the stick and hit piezoelectric crystal and produce the electric current, piezoelectric crystal switches on to the electro-magnet and produces magnetism, the electro-magnet utilizes magnetic characteristic to promote electrical contact downwards, electrical contact touches electrically conductive point, the electric current that produces on the piezoelectric crystal that electrical contact connects can transmit electrically conductive point on, the electrically conductive point of rethread, the cooperation of telescopic link and apron is used, can let the cold air get into the pot body, thereby the effect of anti-overflow has been reached.

Description

Pot cover capable of preventing boiling overflow

Technical Field

The invention relates to the technical field of kitchen appliances, in particular to a pot cover for preventing boiling overflow.

Background

With the improvement of life of people, people can not leave home appliances such as electric cookers, induction cookers, electric pressure cookers and the like, the electric appliances bring great convenience to life of people, but the problem of pot overflow generated in the heating process is troubling people all the time, and then the anti-overflow pot is developed according to the requirements of people.

The overflow-proof pot in the present market generally has more or less problems by arranging a sound-generating device on the pot cover or arranging a temperature controller at the bottom of the pot to detect the temperature in the pot, and the two overflow-proof modes have the problems that firstly, the method of arranging the sound-generating device must ensure that a cooker can timely hear an alarm sound within the range nearby, the pot cover can be lifted up in time when the alarm sound is sounded, and secondly, the mode of the temperature controller cuts off a circuit to stop heating when the temperature reaches a certain limit value so as to prevent food from overflowing, but the mode easily causes that the food in the pot is not boiled or liquid cannot reach a boiling state, so the pot cover for preventing boiling overflow is provided to solve the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the pot cover for preventing boiling overflow, which has the advantages of good cooking effect and good overflow prevention effect and solves the problems of poor cooking effect and poor overflow prevention effect.

(II) technical scheme

In order to achieve the purposes of good cooking effect and good anti-overflow effect, the invention provides the following technical scheme: the utility model provides a pot cover that prevents boiling and spill over, including the pot body and lid, the equal fixedly connected with mount in both sides of lid inner wall, the equal fixedly connected with support in both sides at lid inner wall top, the bottom fixedly connected with piezoelectric crystal of support, the bottom fixedly connected with vibrating diaphragm of mount, the last fixed surface of vibrating diaphragm is connected with hits the stick, the middle part fixedly connected with inner shell of lid inner wall, the top fixedly connected with fixed block of inner shell inner wall, the inside fixedly connected with electro-magnet of fixed block, the equal fixedly connected with spring in both sides of fixed block bottom, the bottom fixedly connected with electrical contact of spring, the bottom fixedly connected with electrically conductive point of inner shell inner wall, the middle part fixedly connected with of electrically conductive point bottom runs through the inner shell and extends to the telescopic link of below, the bottom fixedly connected with apron of telescopic link, the.

Preferably, the bottom of the vibrating membrane corresponding to the cover body is provided with a through hole, the vertical section of the piezoelectric crystal is arc-shaped, and the vibrating membrane can vibrate when heat waves are generated in the pot body.

Preferably, the material of mount is stainless steel, and the structure of beating the stick is the cylinder structure, and the vibrating diaphragm can drive the beating stick and strike piezoelectric crystal to make piezoelectric crystal produce the electric current.

Preferably, the piezoelectric crystal is electrically connected with the electromagnet and the electric contact, and the electromagnet and the electric contact can be electrified after the piezoelectric crystal generates current.

Preferably, a magnet is arranged in the electric contact, the magnet and the electromagnet have the same magnetism of opposite surfaces after being electrified, and the electric contact can be pushed to the conductive point to be electrified according to the principle that like poles of the magnet repel each other after the electromagnet is electrified.

Preferably, the conductive points are made of copper alloy materials, the electrical property of the telescopic rod is connected with the electrical property of the conductive points, and when the conductive points are connected to current, the telescopic rod can be controlled to extend.

Preferably, the big or small looks adaptation of apron and sealing washer, the diameter of the diameter ratio pot body of sealing washer is 1 centimetre less, and the material of sealing washer is the rubber material, and when the heat of the internal portion of pot risees, the principle sealing washer can expand the chucking and avoid on the inner wall of the pot body according to expend with heat and contract with cold, and the heat of the internal portion of pot leads to eating the material boiling and spills over.

(III) advantageous effects

Compared with the prior art, the invention provides a pot cover for preventing boiling overflow, which has the following beneficial effects:

1. this prevent pot cover that boiling spills over, the hot wave that produces through the internal portion of pot drives the vibrating diaphragm vibration, the vibrating diaphragm drives and hits the stick and hit piezoelectric crystal and produce the electric current, piezoelectric crystal switches on to the electro-magnet and produces magnetism, the electro-magnet utilizes magnetic characteristic to promote electrical contact downwards, electrical contact touches electrically conductive point, the electric current that produces on the piezoelectric crystal that electrical contact connects can transmit electrically conductive point on, the electrically conductive point of rethread, the cooperation of telescopic link and apron is used, can let the cold air get into the pot body, thereby the effect of anti-overflow has been reached.

2. This pot cover that prevents boiling and spill over, through the design of sealing washer, can be better prevent that the edible material in the pot body from spilling over, through expend with heat and contract with cold's principle, when the heat of internal portion of pot risees, the sealing washer can expand the chucking on the inner wall of the pot body, avoid the heat of internal portion of pot too high, cause edible material boiling and spill over, later when internal portion of pot heat reduces, the sealing washer can contract to can relax take off lid and pot body separation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial schematic structural view of the inner shell of the present invention;

FIG. 3 is a partial structural view of the cover plate of the present invention;

fig. 4 is a schematic view of the movement structure of the present invention.

In the figure: 1. a pan body; 2. a cover body; 3. a fixed mount; 4. a support; 5. a piezoelectric crystal; 6. a vibrating membrane; 7. beating rod; 8. an inner shell; 9. a fixed block; 10. an electromagnet; 11. a spring; 12. an electrical contact; 13. a conductive point; 14. a telescopic rod; 15. a cover plate; 16. a seal ring; 17. and (4) air holes.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a pot cover for preventing boiling overflow comprises a pot body 1 and a cover body 2, wherein both sides of the inner wall of the cover body 2 are fixedly connected with a fixing frame 3, both sides of the top of the inner wall of the cover body 2 are fixedly connected with a support 4, the bottom of the support 4 is fixedly connected with a piezoelectric crystal 5, a through hole is formed in the position, corresponding to the bottom of the cover body 2, of a vibration film 6, the vertical section of the piezoelectric crystal 5 is arc-shaped, when heat waves are generated in the pot body 1, the vibration film 6 can vibrate, the bottom of the fixing frame 3 is fixedly connected with a vibration film 6, the upper surface of the vibration film 6 is fixedly connected with a striking rod 7, the fixing frame 3 is made of stainless steel, the striking rod 7 is of a cylindrical structure, and the vibration film 6 can drive the striking rod 7 to strike the piezoelectric crystal 5;

the middle part of the inner wall of the cover body 2 is fixedly connected with an inner shell 8, the top part of the inner wall of the inner shell 8 is fixedly connected with a fixed block 9, the inner part of the fixed block 9 is fixedly connected with an electromagnet 10, two sides of the bottom of the fixed block 9 are fixedly connected with springs 11, the bottom of the springs 11 is fixedly connected with an electric contact 12, the piezoelectric crystal 5, the electromagnet 10 and the electric contact 12 are electrically connected, the electromagnet 10 and the electric contact 12 can be electrified after the piezoelectric crystal 5 generates current, the bottom part of the inner wall of the inner shell 8 is fixedly connected with a conductive point 13, a magnet is arranged inside the electric contact 12, the magnetism of opposite surfaces of the magnet and the electromagnet 10 after the magnet is electrified is the same, and the electric contact 12 can be pushed to the conductive point 13;

middle part fixedly connected with of conductive point 13 bottom runs through inner shell 8 and extends to the telescopic link 14 of below, the material of conductive point 13 is the copper alloy material, the electrical property of telescopic link 14 is connected with the electrical property of conductive point 13, after conductive point 13 is connected to the electric current, can control telescopic link 14 and extend, the bottom fixedly connected with apron 15 of telescopic link 14, sealing washer 16 has been cup jointed in the outside of apron 15, the size looks adaptation of apron 15 and sealing washer 16, sealing washer 16's the little 1 centimetre of diameter ratio pot body 1 of diameter ratio, sealing washer 16's material is the rubber material, when the heat of the 1 inside of the pot body risees, principle sealing washer 16 can the inflation chucking on the inner wall of the pot body 1 according to expend with heat and contract with cold, avoid the too high edible material boiling of leading to overflowing of the heat of the 1 inside of.

The working principle is as follows: in the using process, when food materials in the pot body 1 are about to boil and overflow in the heating process, heat waves generated in the pot body 1 can drive the vibrating membrane 6 to vibrate, the vibrating membrane 6 drives the striking rod 7 to strike the piezoelectric crystal 5 to generate current, the piezoelectric crystal 5 energizes the electromagnet 10 to generate magnetism, the electromagnet 10 pushes the electric contact 12 downwards by utilizing the magnetic characteristic, the electric contact 12 is contacted with the conductive point 13, then the current generated on the piezoelectric crystal 5 connected with the electric contact 12 is transmitted to the conductive point 13, then the conductive point 13 drives the telescopic rod 14 to extend, and the cover body 2 is lifted by matching the sealing ring 16 and the cover plate 15, so that cold air enters the pot body 1 to be prevented from overflowing;

meanwhile, when the food material in the pot body 1 is not boiling, the vibration film 6 stops vibrating, so that the piezoelectric crystal 5 stops vibrating to generate current, the electromagnet 10 and the electric contact 12 cannot be subjected to current transmission, the electromagnet 10 loses magnetism, the electric contact 12 resets under the action of the spring 11 to cut off the power of the conductive point 13, the telescopic rod 14 is shortened, and the cover body 2 falls back to the pot body 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pot cover that boiling of preventing spills over, includes pot body (1) and lid (2), its characterized in that: the improved piezoelectric ceramic cover is characterized in that fixing frames (3) are fixedly connected to two sides of the inner wall of the cover body (2), supports (4) are fixedly connected to two sides of the top of the inner wall of the cover body (2), piezoelectric crystals (5) are fixedly connected to the bottoms of the supports (4), a vibrating membrane (6) is fixedly connected to the bottom of each fixing frame (3), a beating rod (7) is fixedly connected to the upper surface of each vibrating membrane (6), an inner shell (8) is fixedly connected to the middle of the inner wall of the cover body (2), a fixing block (9) is fixedly connected to the top of the inner wall of the inner shell (8), an electromagnet (10) is fixedly connected to the inside of each fixing block (9), springs (11) are fixedly connected to two sides of the bottom of each fixing block (9), electric contacts (12) are fixedly connected to the bottom of each spring (11), conductive points (13) are fixedly connected to the bottom of the, the bottom of the telescopic rod (14) is fixedly connected with a cover plate (15), the outer side of the cover plate (15) is sleeved with a sealing ring (16), and the surface of the cover plate (15) is provided with an air hole (17).

2. A boiling spill-proof pot cover as claimed in claim 1, wherein: the bottom of the vibrating membrane (6) corresponding to the cover body (2) is provided with a through hole, and the vertical section of the piezoelectric crystal (5) is arc-shaped.

3. A boiling spill-proof pot cover as claimed in claim 1, wherein: the fixing frame (3) is made of stainless steel, and the striking rod (7) is of a cylindrical structure.

4. A boiling spill-proof pot cover as claimed in claim 1, wherein: the piezoelectric crystal (5) is electrically connected with the electromagnet (10) and the electric contact (12).

5. A boiling spill-proof pot cover as claimed in claim 1, wherein: and a magnet is arranged in the electric contact (12), and the magnetism of the opposite surface of the magnet is the same as that of the electromagnet (10) after the magnet is electrified.

6. A boiling spill-proof pot cover as claimed in claim 1, wherein: the conductive points (13) are made of copper alloy materials, and the electrical property of the telescopic rod (14) is connected with the electrical property of the conductive points (13).

7. A boiling spill-proof pot cover as claimed in claim 1, wherein: the cover plate (15) is matched with the sealing ring (16) in size, the diameter of the sealing ring (16) is 1 cm smaller than that of the pot body (1), and the sealing ring (16) is made of rubber.