CN111536560A

CN111536560A - Overflow automatic power-off protection device for induction cooker

Info

Publication number: CN111536560A
Application number: CN202010383982.2A
Authority: CN
Inventors: 许飞云
Original assignee: Yiwu Chengqi E Commerce Co ltd
Current assignee: Yiwu Chengqi E Commerce Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-08-14

Abstract

The utility model provides a protection device that automatic outage of overflow for electromagnetism stove, relates to domestic appliance technical field, which comprises a housin, the top of casing is seted up and is had the ring concave plate, and evenly distributed's small opening is seted up at the middle part of ring concave plate, and the catch basin with ring concave plate looks adaptation is seted up at the top of casing, and the inner wall swing joint of catch basin has the floating block, and the middle part fixedly connected with dielectric plate of floating block. This protection device of automatic outage of overflow for electromagnetism stove, use through the cooperation of electromagnetism one with electromagnetism two, electromagnetism one can control opening and close of electromagnetism stove circuit with magnetic path one, when there is water at the electromagnetism stove top, electromagnetism one cuts off the power supply, at this moment activity electricity piece and conducting block disconnection, and lead to the electromagnetism stove outage, effectively avoid the electromagnetism stove to burn out, electromagnetism two can control opening and close of water drainage tank with magnetic path two, discharge water along water drainage tank, effectively avoid the electromagnetism stove to burn out, thereby the effect of protection electromagnetism stove has been reached, avoid unnecessary economic loss, effectively eliminate the potential safety hazard simultaneously.

Description

Overflow automatic power-off protection device for induction cooker

Technical Field

The invention relates to the technical field of household appliances, in particular to a protection device for automatically powering off an overflow water for an induction cooker.

Background

The household appliances are electric power equipment frequently used in daily life of people, along with the development of science and technology, the types of the household appliances are more and more, so that the household appliances are more convenient for the life of people, the improvement of the life quality is facilitated, multiple choices can be provided under limited resources, for example, an induction cooker and an induction cooker are provided, the cooking is greatly facilitated, people can cook food without a fire source, and the life quality is improved.

At present electromagnetism stove in the use, still often can meet some situations that have the potential safety hazard, for example, when boiling water with the electromagnetism stove, if the water in the pot easily overflows to drip to the electromagnetism stove surface, water can be along the surface in flowing into the electromagnetism stove, leads to the electromagnetism stove circuit to burn out, increases use cost, also can increase economic loss simultaneously, probably can arouse the conflagration in house even, seriously threatens life safety.

Therefore, the overflow automatic power-off protection device for the induction cooker is provided to solve the problems, the effect of protecting the induction cooker is achieved through the cooperation of the first electromagnetic plate and the second electromagnetic plate, unnecessary economic loss is avoided, meanwhile, potential safety hazards are effectively eliminated, the effect of controlling the first electromagnetic plate and the second electromagnetic plate is achieved through the cooperation of the dielectric plate, the positive plate and the negative plate, and the high sensitivity of the protection device is guaranteed.

Disclosure of Invention

The invention adopts the following technical scheme for realizing the technical purpose: the overflow automatic power-off protection device for the induction cooker comprises a shell, wherein the top of the shell is provided with a ring concave plate, the middle part of the ring concave plate is provided with uniformly distributed leaking holes, the top of the shell is provided with a water storage tank matched with the ring concave plate, the inner wall of the water storage tank is movably connected with a floating block, the middle part of the floating block is fixedly connected with a dielectric plate, the inner wall of the top of the floating block is fixedly connected with an electromagnetic unit, the inner wall of the top of the floating block is elastically connected with a movable electric block close to the left side of the electromagnetic unit, the middle part of the movable electric block is fixedly connected with a magnetic block I, the inner wall of the floating block is fixedly connected with a conductive block matched with the movable electric block, the inner wall of the shell is fixedly connected with a positive plate close to the inner side of the floating block, the inner wall of the shell is fixedly connected with a negative plate close to the outer side of the floating, the inner wall of the shell is fixedly connected with an electromagnet II electrically connected with a resistor, the inner wall of the shell and close to the right side of the electromagnet II are movably connected with a blocking block inserted with a water drainage groove, and the middle of the blocking block is fixedly connected with a magnetic block II.

The invention has the following beneficial effects:

1. this protection device of automatic outage of overflow for electromagnetism stove, use through the cooperation of electromagnetism one with electromagnetism two, electromagnetism one can control opening and close of electromagnetism stove circuit with magnetic path one, when there is water at the electromagnetism stove top, electromagnetism one cuts off the power supply, at this moment activity electricity piece and conducting block disconnection, and lead to the electromagnetism stove outage, effectively avoid the electromagnetism stove to burn out, electromagnetism two can control opening and close of water drainage tank with magnetic path two, discharge water along water drainage tank, effectively avoid the electromagnetism stove to burn out, thereby the effect of protection electromagnetism stove has been reached, avoid unnecessary economic loss, effectively eliminate the potential safety hazard simultaneously.

2. The overflow automatic power-off protection device for the induction cooker is used by matching the dielectric plate with the positive plate and the negative plate, voltage is generated by using the positive plate and the negative plate, the side voltage is controlled by the dielectric plate, the larger the relative area of the positive plate and the negative plate is, the larger the voltage is, the connection of a circuit is controlled by a resistor, and when the voltage is smaller than the minimum path voltage of the resistor, the circuit is disconnected, so that the effects of controlling the first electromagnet and the second electromagnet are achieved, and the high sensitivity of the protection device is ensured.

Furthermore, the material of casing is stereoplasm high strength material and the casing is insulating material, the material of ring notch board is stereoplasm high strength material and the bottom undercut of ring notch board, and the ring notch board is insulating material.

Furthermore, the diameter of the leak hole is smaller than the width of the annular concave plate, the leak hole is in a circular hole shape, the water storage tank is in a T shape, and the depth of the water storage tank is smaller than the height of the shell.

Further, the material of flotation block is the density that low density material and flotation block are less than the density of water, and flotation block has high temperature resistant nature, the dielectric plate size is less than the size of flotation block and the dielectric plate size is the same with the positive plate size.

Furthermore, the magnetism on the left side of the first electromagnet is the same as that on the right side of the first magnetic block, the size of the first electromagnet is smaller than that of the floating block, and the right side of the movable electric block is fixedly connected with a compression spring fixedly connected with the inner wall of the floating block.

Further, the resistor is a piezoresistor and is electrically connected with the first electromagnet and the second electromagnet, the diameter of the water drainage groove is smaller than the width of the water storage groove, and the magnetism on the right side of the second electromagnet is the same as that on the left side of the second magnet.

Drawings

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

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

FIG. 3 is an enlarged partial view of portion A of FIG. 2;

FIG. 4 is an enlarged partial view of the portion B in FIG. 2 according to the present invention.

In the figure: 1. a housing; 2. a ring concave plate; 3. a leak hole; 4. a water storage tank; 5. floating blocks; 6. a dielectric plate; 7. performing electromagnetism I; 8. a movable electrical block; 9. a first magnetic block; 10. a conductive block; 11. a positive plate; 12. a negative plate; 13. a resistance; 14. a water discharge tank; 15. a second electromagnetic field; 16. blocking; 17. and a second magnetic block.

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, an overflow automatic power-off protection device for an electromagnetic oven comprises a casing 1, the casing 1 is made of hard high-strength material and the casing 1 is made of insulating material, a ring concave plate 2 is made of hard high-strength material and the bottom of the ring concave plate 2 is concave downwards, the ring concave plate 2 is made of insulating material, the top of the casing 1 is provided with the ring concave plate 2, the ring concave plate 2 is used for accommodating water to overflow outwards so as to be convenient for collecting water, the middle part of the ring concave plate 2 is provided with uniformly distributed leaking holes 3, the leaking holes 3 are used for facilitating water flow, the diameter of the leaking holes 3 is smaller than the width of the ring concave plate 2 and the leaking holes 3 are circular holes, the water storage tank 4 is shaped like a 'T', the depth of the water storage tank 4 is smaller than the height of the casing 1, the top of the casing 1 is provided with a water storage tank 4 matched with the ring concave plate 2, the water storage tank 4 plays a role in water storage, the inner wall of the water storage tank 4 is movably connected with the floating block 5, and the floating block 5 plays a role in transmission by utilizing buoyancy of water.

The floating block 5 is made of a low-density material, the density of the floating block 5 is smaller than that of water, the floating block 5 has a high-temperature resistance property, the size of the dielectric plate 6 is smaller than that of the floating block 5, the size of the dielectric plate 6 is the same as that of the positive plate 11, the middle of the floating block 5 is fixedly connected with the dielectric plate 6, the dielectric plate 6 plays a role in changing the size of voltage, the top inner wall of the floating block 5 is fixedly connected with the electromagnetic block 7, the electromagnetic block 7 plays a role in magnetic transmission, the magnetism on the left side of the electromagnetic block 7 is the same as that on the right side of the magnetic block one 9, the size of the electromagnetic block 7 is smaller than that of the floating block 5, the right side of the movable electric block 8 is fixedly connected with a compression spring fixedly connected with the inner wall of the floating block 5, the top inner wall of the floating block 5 and the left side close to the electromagnetic block one 7 are elastically connected with a movable electric block 8, the inner wall fixedly connected with of kicking block 5 and the conducting block 10 of the 8 looks adaptations of activity electricity piece, conducting block 10 plays the effect that feeds through the electromagnetism stove circuit, and the inboard fixedly connected with positive plate 11 that the inner wall of casing 1 just is close to kicking block 5, and positive plate 11 and negative plate 12 play the effect of control circuit voltage size together.

A negative plate 12 is fixedly connected to the inner wall of the shell 1 and the outer side close to the floating block 5, a resistor 13 is fixedly connected to the inner wall of the shell 1 and the left side close to the negative plate 12, the resistor 13 plays a role in controlling the circuit communication condition of the electromagnetic coil assembly 15, the resistor 13 is a piezoresistor and is electrically connected with the electromagnetic coil assembly 7 and the electromagnetic coil assembly 15, the diameter of the water drainage groove 14 is smaller than the width of the water storage groove 4, the magnetism of the right side of the electromagnetic coil assembly 15 is the same as that of the left side of the magnetic coil assembly 17, a water drainage groove 14 communicated with the water storage groove 4 is formed in the middle of the outer side of the shell 1, the water drainage groove 14 plays a role in draining water from the water storage groove 4, the electromagnetic coil assembly 15 electrically connected with the resistor 13 is fixedly connected to the inner wall of the shell 1, the electromagnetic coil assembly 15 plays a role in magnetic transmission, a blocking block 16 inserted with the water drainage groove 14 is movably connected, the middle part of the blocking block 16 is fixedly connected with a second magnetic block 17, and the second magnetic block 17 plays a role in magnetic transmission.

The working principle is as follows: as shown in fig. 1, in the initial state, at this time, the floating block 5 sinks into the bottom of the water storage tank 4 under the action of its own gravity, the dielectric plate 6 also moves to the bottom, at this time, the relative area of the positive plate 11 and the negative plate 12 is at the maximum, the circuit voltage is greater than the minimum path voltage of the resistor 13, so the first electromagnet 7 and the second electromagnet 15 are both in the energized state, and since the magnetism on the left side of the first electromagnet 7 is the same as the magnetism on the right side of the first magnetic block 9, the movable electric block 8 is electrically connected with the conductive block 10, so that the whole circuit of the induction cooker is communicated, and the induction cooker can be normally used, and meanwhile, since the magnetism on the right side of the second electromagnet 15 is the same as.

When water exists on the surface of the induction cooker, the water can be collected under the action of the annular concave plate 2, the water is effectively prevented from flowing out from the outer side of the induction cooker, and water enters the water storage tank 4 through the leak holes 3, at the moment, the floating block 5 can move upwards under the buoyancy action of the water, the dielectric plate 6 then gradually reduces the relative area of the positive and

negative plates

11, 12 to a minimum, at which point the circuit voltage is reduced to a minimum, and is less than the minimum path voltage of the resistor 13, so that the first electromagnet 7 and the second electromagnet 15 are both open, at this time, the movable electric block 8 contracts towards the right side under the action of the compression spring, so that the movable electric block 8 is separated from the conductive block 10, the circuit of the induction cooker is disconnected, the damage of the induction cooker is effectively prevented, and the block 16 will shrink to the left under the action of the compression spring, at this time, the water discharge groove 14 can discharge the water in the water storage groove 4 out of the induction cooker, so as to protect the safe use of the induction cooker.

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 protection device that automatic outage of overflow for electromagnetism stove, includes casing (1), its characterized in that: the top of the shell (1) is provided with a ring concave plate (2), the middle of the ring concave plate (2) is provided with uniformly distributed leak holes (3), the top of the shell (1) is provided with a water storage tank (4) matched with the ring concave plate (2), the inner wall of the water storage tank (4) is movably connected with a floating block (5), the middle of the floating block (5) is fixedly connected with a dielectric plate (6), the inner wall of the top of the floating block (5) is fixedly connected with an electromagnetic block (7), the inner wall of the top of the floating block (5) and close to the left side of the electromagnetic block (7) are elastically connected with a movable electric block (8), the middle of the movable electric block (8) is fixedly connected with a magnetic block I (9), the inner wall of the floating block (5) is fixedly connected with a conductive block (10) matched with the movable electric block (8), the inner wall of the shell (1) and close to the inner side of the floating block (5) are fixedly connected with a negative plate (12), the inner wall of the shell, the inner wall of the shell (1) is close to the left fixedly connected with resistor (13) of the negative plate (12), the middle of the outer side of the shell (1) is provided with a water drainage groove (14) communicated with the water storage groove (4), the inner wall of the shell (1) is fixedly connected with a second electromagnetic connector (15) electrically connected with the resistor (13), the inner wall of the shell (1) is close to the right movably connected with the second electromagnetic connector (15) and is provided with a blocking block (16) connected with the water drainage groove (14) in an inserting mode, and the middle of the blocking block (16) is fixedly connected with a second magnetic block (17).

2. The overflow automatic power-off protection device for the induction cooker according to claim 1, characterized in that: the shell (1) is made of hard high-strength materials and the shell (1) is made of insulating materials.

3. The overflow automatic power-off protection device for the induction cooker according to claim 1, characterized in that: the material of ring notch board (2) is stereoplasm high strength material and the bottom of ring notch board (2) is sunken downwards, and ring notch board (2) are insulating material.

4. The overflow automatic power-off protection device for the induction cooker according to claim 1, characterized in that: the diameter of the leak hole (3) is smaller than the width of the annular concave plate (2), and the leak hole (3) is in a circular hole shape.

5. The overflow automatic power-off protection device for the induction cooker according to claim 1, characterized in that: the shape of the water storage tank (4) is T-shaped, and the depth of the water storage tank (4) is smaller than the height of the shell (1).

6. The overflow automatic power-off protection device for the induction cooker according to claim 1, characterized in that: the floating block (5) is made of a low-density material, the density of the floating block (5) is smaller than that of water, the floating block (5) has high-temperature resistance, the size of the dielectric plate (6) is smaller than that of the floating block (5), and the size of the dielectric plate (6) is the same as that of the positive plate (11).

7. The overflow automatic power-off protection device for the induction cooker according to claim 1, characterized in that: the magnetism on the left side of the first electromagnet (7) is the same as that on the right side of the first magnetic block (9), the size of the first electromagnet (7) is smaller than that of the floating block (5), and the right side of the movable electric block (8) is fixedly connected with a compression spring fixedly connected with the inner wall of the floating block (5).

8. The overflow automatic power-off protection device for the induction cooker according to claim 1, characterized in that: the resistor (13) is a piezoresistor, the resistor (13) is electrically connected with the first electromagnet (7) and the second electromagnet (15), the diameter of the drainage groove (14) is smaller than the width of the water storage groove (4), and the magnetism of the right side of the second electromagnet (15) is the same as that of the left side of the second magnet (17).