CN112032780B

CN112032780B - Overflow protection device for induction cooker

Info

Publication number: CN112032780B
Application number: CN202010827288.5A
Authority: CN
Inventors: 胡淑倩
Original assignee: Lianyungang Huozi Energy Saving Kitchen Equipment Co ltd
Current assignee: Lianyungang Huozi energy saving kitchen equipment Co.,Ltd.
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-08-06
Anticipated expiration: 2040-08-17
Also published as: CN112032780A

Abstract

The utility model provides an overflow protection device for electromagnetic oven, relates to kitchen supplies technical field, an overflow protection device for electromagnetic oven, which comprises a furnace body, the water inlet has been seted up at the top of furnace body, the inner wall fixedly connected with spacing ring of furnace body, the interior roof fixedly connected with electricity of spacing ring touches one, evenly distributed's mouth that leaks is seted up to the bottom of spacing ring. This overflow protection device for electromagnetism stove, use through the cooperation that electricity touches three and electricity touches four, under the initial condition, electromagnetism one and two are in the outage state, when the condition of overflow appears in the electromagnetism stove, at this moment, the kicking block can upwards move under the buoyancy effect of water, make electricity touch one and two electric connection are touched to the electricity, make electromagnetism one and two circular telegrams of electromagnetism, at this moment, the kicking block can inhale the effect downwards at electromagnetism one and two magnetism mutually and move down, at this moment, the conducting block can upwards move under the centrifugal force effect, make electricity touch three and electricity touch four separation, thereby reached the effect that makes electromagnetism stove open circuit, effectively the circuit cut off, the safety of protection electromagnetism stove.

Description

Overflow protection device for induction cooker

Technical Field

The invention relates to the technical field of kitchen supplies, in particular to an overflow protection device for an induction cooker.

Background

The principle of electromagnetism stove is electromagnetic induction phenomenon, utilizes alternating current to pass through the alternating magnetic field that the coil produced the direction and constantly changes promptly, and the inside of the conductor that is in alternating magnetic field will appear vortex current, and this is that vortex electric field promotes the motion of carrier in the conductor and causes, and the joule heat effect of vortex current makes the conductor intensification to realize the heating, however, because the electromagnetism stove is through electric power work, thereby often can have some potential safety hazards.

Present electromagnetism stove is when using, the condition that water boiled and spilled over often can appear, because the electromagnetism stove is by electric drive, lead to inside in case meet water and will lead to the electromagnetism stove to burn out, influence the use of electromagnetism stove, serious also can the conflagration take place, there is great potential safety hazard, very easily cause loss of property, consequently can not leave in the use, however, under the actual use condition, often can leave a short period again, go to handle other things, lead to the condition that can't in time look after the electromagnetism stove.

Therefore, we propose an overflow protection device for an electromagnetic oven to solve the above problems.

Disclosure of Invention

The invention adopts the following technical scheme for realizing the technical purpose: an overflow protection device for an electromagnetic oven comprises an oven body, wherein a water inlet is formed in the top of the oven body, a limiting ring is fixedly connected to the inner wall of the oven body, a first electric contact is fixedly connected to the inner top wall of the limiting ring, water leakage ports which are uniformly distributed are formed in the bottom of the limiting ring, a floating block is movably connected to the middle of the limiting ring, a second electric contact is fixedly connected to the top of the floating block, a first spring is fixedly connected to the inner top wall of the floating block, a first conductive block is fixedly connected to the bottom of the first spring, a third electric contact is fixedly connected to the bottom of the conductive block, a fourth electric contact is fixedly connected to the inner bottom wall of the floating block, a first electromagnetic coil is fixedly connected to the inner wall of the bottom of the oven body, second electromagnetic coils are fixedly connected to the inner wall of the bottom of the oven body, drainage grooves communicated with the bottom of the water inlet are formed in the two sides of the oven body, a third electromagnetic coil is fixedly connected to the inner top wall of the oven body, a second spring is fixedly connected to the bottom of the inner top wall of the oven body, and close to the third electromagnetic coil, the bottom of the second spring is fixedly connected with a blocking block, and the middle of the blocking block is fixedly connected with a magnetic block.

The invention has the following beneficial effects:

1. this overflow protection device for electromagnetism stove, use through the cooperation that electricity touches three and electricity touches four, under the initial condition, electromagnetism one and two are in the outage state, when the condition of overflow appears in the electromagnetism stove, at this moment, the kicking block can upwards move under the buoyancy effect of water, make electricity touch one and two electric connection are touched to the electricity, make electromagnetism one and two circular telegrams of electromagnetism, at this moment, the kicking block can inhale the effect downwards at electromagnetism one and two magnetism mutually and move down, at this moment, the conducting block can upwards move under the centrifugal force effect, make electricity touch three and electricity touch four separation, thereby reached the effect that makes electromagnetism stove open circuit, effectively the circuit cut off, the safety of protection electromagnetism stove.

2. This overflow protection device for electromagnetism stove uses through the cooperation of electromagnetism three and sprue, and electromagnetism one is in the on state under the initial condition, when the electromagnetism stove takes place the overflow condition, at this moment electricity touches three and electricity touches four separation, leads to the disconnection of electromagnetism three circuit, and at this moment the sprue can upwards shrink under the effect of spring two, makes the water drainage tank be in the access state, the water discharge that will overflow to reach the effect of drainage, effectively avoid water to remain, guaranteed the safe handling of electromagnetism stove.

Further, the furnace body is made of hard high-strength materials and does not have conductivity and magnetic conductivity, the furnace body plays a role in fixing all parts, the water inlet is in a circular ring shape, the depth of the water inlet is smaller than the height of the furnace body, and the water inlet plays a role in temporarily storing overflowing water.

Further, the shape of spacing ring is the material of ring form and spacing ring and is stereoplasm high strength material, and the spacing ring plays the effect of restriction floating block moving direction, the material that the electricity touched one is the copper material, and the electricity touches the effect of controlling electromagnetism one and two circuit intercommunication situations together, the diameter of leaking the mouth of a river is less than the width of spacing ring, leaks the mouth of a river and plays the effect of being convenient for rivers income spacing ring below.

Further, the material density of floating block is less than the density of water and the shape of floating block is the ring form, and floating block plays the buoyancy that utilizes water to carry out driven effect, the material that the electricity touched two is the copper material, the diameter of spring one is less than the width of conducting block, and the spring is come the conducting block downstream together to make the electricity touch three and the effect that the electricity touched four electric connection, the electricity touches three and the electricity touch four the material and is the copper material, and the electricity touches three and the electricity touches four and plays the effect that control electromagnetism stove circuit intercommunication situation together.

Furthermore, magnetism at the bottom of the first electromagnetic coil is opposite to that at the top of the second electromagnetic coil, the size of the first electromagnetic coil is smaller than that of the conductive block, the first electromagnetic coil and the second electromagnetic coil both play a magnetic transmission role, centrifugal force is generated by magnetic attraction, the third electric contact and the fourth electric contact are separated, a circuit of the induction cooker is disconnected, the size of the water drainage groove is smaller than that of the furnace body, the water drainage groove is cylindrical, and the water drainage groove plays a role in draining overflow water.

Furthermore, the magnetism of the bottom of the electromagnet III is the same as that of the top of the magnetic block, the electromagnet III plays a role in magnetic transmission, the blocking block is made of hard rubber materials and is in a right-angle trapezoid column shape, the blocking block plays a role in blocking the drainage groove, the magnetic block is made of rubidium magnet materials and is smaller than the blocking block in size, and the magnetic block plays a role in magnetic transmission.

Drawings

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

FIG. 2 is an enlarged partial view of portion A of FIG. 1;

FIG. 3 is a schematic diagram of the upward movement structure of the floating block according to the present invention;

FIG. 4 is an enlarged partial view of the portion B in FIG. 3 according to the present invention.

In the figure: 1. a furnace body; 2. a water inlet; 3. a limiting ring; 4. electrically contacting one; 5. a water leakage port; 6. floating blocks; 7. electrically contacting the second electrode; 8. a first spring; 9. a conductive block; 10. electrically contacting the third electrode; 11. electrically contacting; 12. performing electromagnetism I; 13. a second electromagnetic field; 14. a water discharge tank; 15. electromagnetic three; 16. a second spring; 17. blocking; 18. a 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 protection device for an electromagnetic oven includes an oven body 1, the oven body 1 is made of a hard high-strength material, the oven body 1 does not have conductivity and magnetic conductivity, the oven body 1 plays a role in fixing each component, the water inlet 2 is shaped like a circular ring, the depth of the water inlet 2 is smaller than the height of the oven body 1, the water inlet 2 plays a role in temporarily storing overflow water, the top of the oven body 1 is provided with the water inlet 2, the inner wall of the oven body 1 is fixedly connected with a limit ring 3, the limit ring 3 is shaped like a circular ring, the limit ring 3 is made of a hard high-strength material, the limit ring 3 plays a role in limiting the moving direction of a floating block 6, the electric contact one 4 is made of a copper material, the electric contact one 4 plays a role in controlling the circuit communication status of the electromagnetic one 12 and the electromagnetic two 13, the diameter of the water leakage port 5 is smaller than the width of the limit ring 3, and the water leakage port 5 plays a role in facilitating water to flow below the limit ring 3.

The inner top wall of the limiting ring 3 is fixedly connected with an electric contact 4, the bottom of the limiting ring 3 is provided with water leakage ports 5 which are uniformly distributed, the middle part of the limiting ring 3 is movably connected with a floating block 6, the material density of the floating block 6 is smaller than that of water, the shape of the floating block 6 is circular, the floating block 6 plays a role in transmission by utilizing the buoyancy of the water, the material of the electric contact 7 is copper, the diameter of the spring 8 is smaller than the width of the conductive block 9, the spring 8 plays a role in downward movement of the conductive block 9 and electrically connects the electric contact three 10 with the electric contact four 11, the materials of the electric contact three 10 and the electric contact four 11 are both copper, the electric contact three 10 and the electric contact four 11 play a role in controlling the circuit communication condition of the induction cooker together, the top of the floating block 6 is fixedly connected with the electric contact two 7, the inner top wall of the floating block 6 is fixedly connected with the spring one 8, the bottom of the spring one 8 is fixedly connected with the conductive block 9, the bottom of the conductive block 9 is fixedly connected with an electric contact three 10.

Four 11 are touched to the inner diapire fixedly connected with electricity of floating block 6, the inner wall fixedly connected with electromagnetism one 12 of floating block 6 bottom, the magnetism of electromagnetism one 12 bottom and the magnetism at two 13 tops of electromagnetism are opposite and the size of electromagnetism one 12 is less than the size of conducting block 9, electromagnetism one 12 and two 13 all play the driven effect of magnetism, utilize magnetism to inhale mutually and produce centrifugal force, make the electricity touch three 10 and the separation of electricity touch four 11, the disconnection electromagnetism stove circuit, the size of water drainage tank 14 is less than the size of furnace body 1 and the shape of water drainage tank 14 is the round hole column, water drainage tank 14 plays the effect of discharge overflow, the inner wall fixedly connected with electromagnetism two 13 of furnace body 1 bottom, water drainage tank 14 with water inlet 2 bottom intercommunication is all seted up to the both sides of furnace body 1.

The equal fixedly connected with electromagnetism three 15 of inner wall of furnace body 1 both sides, the magnetism of the three 15 bottoms of electromagnetism is the same with the magnetism at magnetic path 18 top, electromagnetism three 15 plays the driven effect of magnetism, the material of sprue 17 is hard rubber material and sprue 17's shape is right trapezoid column, sprue 17 plays the effect of plugging up water drainage tank 14, the material of magnetic path 18 is rubidium magnet material and the size of magnetic path 18 is less than the size of sprue 17, magnetic path 18 plays the driven effect of magnetism, the interior roof of furnace body 1 just is close to the bottom fixedly connected with spring two 16 of electromagnetism three 15, the bottom fixedly connected with sprue 17 of spring two 16, the middle part fixedly connected with magnetic path 18 of sprue 17.

The working principle is as follows: in an initial state, when no overflow occurs, the floating block 6 is positioned at the bottommost part of the water inlet 2 under the action of self gravity, at the moment, the electric contact I4 and the electric contact II 7 are not in electric contact, so that the electromagnetic I12 and the electromagnetic II 13 are both in a disconnected state and do not generate magnetism, meanwhile, the conductive block 9 extends downwards under the action of the spring I8, so that the electric contact III 10 is electrically connected with the electric contact IV 11, at the moment, the electromagnetic oven and the electromagnetic III 15 are both in a closed state, at the moment, the bottom of the electromagnetic III 15 generates magnetism the same as that of the top of the magnetic block 18, at the moment, the blocking block 17 extends downwards under the action of the repulsion of the magnetism of the electromagnetic III 15, and blocks the water drainage tank 14;

when water overflows, water flows into the water inlet 2, the water enters the limiting ring 3 through the water leakage port 5, the floating block 6 gradually moves upwards under the buoyancy action of the water along with the increase of the water, when the floating block 6 moves upwards to the maximum position, the electric contact I4 is electrically contacted with the electric contact II 7, the electromagnetic I12 and the electromagnetic II 13 are electrified and generate magnetism, the magnetism of the bottom of the electromagnetic I12 is opposite to that of the top of the electromagnetic II 13, the magnetic attraction between the electromagnetic I12 and the electromagnetic II 13 drives the floating block 6 to move downwards suddenly, the quick movement generates centrifugal force, the conductive block 9 moves upwards, the spring I8 is compressed, the electric contact III 10 is separated from the electric contact IV 11, the electromagnetic oven and the electromagnetic III 15 are in an open circuit state, the occurrence of electric power accidents is effectively avoided, after the power failure, the blocking block 17 contracts upwards into the oven body 1 under the action of the spring II 16, at this time, the drainage channel 14 is in an open state, and water in the water inlet 2 is drained, so that the safety of later use is ensured.

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 an overflow protection device for induction cooker, includes furnace body (1), its characterized in that: the water inlet (2) is formed in the top of the furnace body (1), a limiting ring (3) is fixedly connected to the inner wall of the furnace body (1), a first electric contact (4) is fixedly connected to the inner top wall of the limiting ring (3), water leakage holes (5) which are uniformly distributed are formed in the bottom of the limiting ring (3), a floating block (6) is movably connected to the middle of the limiting ring (3), a second electric contact (7) is fixedly connected to the top of the floating block (6), a first spring (8) is fixedly connected to the inner top wall of the floating block (6), a first electric conduction block (9) is fixedly connected to the bottom of the first spring (8), a third electric contact (10) is fixedly connected to the bottom of the electric conduction block (9), a fourth electric contact (11) is fixedly connected to the inner bottom wall of the floating block (6), a first electromagnetic contact (12) is fixedly connected to the inner wall of the bottom of the floating block (6), a second electromagnetic contact (13) is fixedly connected to the inner wall of the bottom of the furnace body (1), water drainage grooves (14) communicated with the bottom of the water inlet (2) are formed in both sides of the furnace body (1), the inner walls of two sides of the furnace body (1) are fixedly connected with a third electromagnet (15), the bottom of the inner top wall of the furnace body (1) close to the third electromagnet (15) is fixedly connected with a second spring (16), the bottom of the second spring (16) is fixedly connected with a blocking block (17), and the middle part of the blocking block (17) is fixedly connected with a magnetic block (18); the density of the material of the floating block (6) is smaller than that of water, the floating block (6) is in a circular ring shape, the material of the electric contact II (7) is a copper material, the diameter of the spring I (8) is smaller than the width of the conductive block (9), and the material of the electric contact III (10) and the material of the electric contact IV (11) are both copper materials; the magnetism of the bottom of the electromagnet III (15) is the same as that of the top of the magnetic block (18), the blocking block (17) is made of hard rubber materials, the shape of the blocking block (17) is in a right-angle trapezoid column shape, the magnetic block (18) is made of rubidium magnet materials, and the size of the magnetic block (18) is smaller than that of the blocking block (17);

in an initial state, when no overflow occurs, the floating block (6) is positioned at the bottommost part of the water inlet (2) under the action of self gravity, at the moment, the electric contact I (4) and the electric contact II (7) are not in electric contact, so that the electromagnetic I (12) and the electromagnetic II (13) are both in an off state and do not generate magnetism, meanwhile, the conducting block (9) extends downwards under the action of the spring I (8) to enable the electric contact III (10) and the electric contact II (11) to be electrically connected, at the moment, an electromagnetic oven and an electromagnetic III (15) circuit are both in an on state, at the moment, the bottom of the electromagnetic III (15) generates magnetism the same as that of the top of the magnetic block (18), at the moment, the blocking block (17) extends downwards under the magnetic repulsion action of the electromagnetic III (15) to block the drainage tank (14);

when water overflows, water flows into the water inlet (2), the water enters the limiting ring (3) through the water leakage port (5), the floating block (6) gradually moves upwards under the buoyancy of the water along with the increase of the water, when the floating block (6) moves up to the maximum position, the electric contact I (4) is electrically contacted with the electric contact II (7), the electromagnetic I (12) and the electromagnetic II (13) are electrified and generate magnetism, and the magnetic attraction between the electromagnetic I (12) and the electromagnetic II (13) is opposite to each other in magnetism at the bottom of the electromagnetic I (12), so that the floating block (6) is driven to move downwards suddenly, the quick movement generates centrifugal force, the conductive block (9) moves upwards, the spring I (8) is compressed, the electric contact III (10) is separated from the electric contact IV (11), and the electromagnetic oven and the electromagnetic III (15) are both in an open circuit state, effectively avoid the emergence of electric power accident, after the outage, in blockking block (17) can upwards shrink into furnace body (1) under the effect of spring two (16), at this moment water drainage tank (14) are in open state, discharge the water in water inlet (2), guarantee the safety of later stage use.

2. An overflow protection device for an induction cooker as claimed in claim 1, wherein: the furnace body (1) is made of hard high-strength materials, and the furnace body (1) does not have conductivity and magnetic conductivity.

3. An overflow protection device for an induction cooker as claimed in claim 1, wherein: the water inlet (2) is in a circular ring shape, and the depth of the water inlet (2) is smaller than the height of the furnace body (1).

4. An overflow protection device for an induction cooker as claimed in claim 1, wherein: the limiting ring (3) is in a ring shape, and the material of the limiting ring (3) is hard high-strength material.

5. An overflow protection device for an induction cooker as claimed in claim 1, wherein: the electric contact piece (4) is made of copper, and the diameter of the water leakage port (5) is smaller than the width of the limiting ring (3).

6. An overflow protection device for an induction cooker as claimed in claim 1, wherein: magnetism at the bottom of the first electromagnet (12) is opposite to that at the top of the second electromagnet (13), the size of the first electromagnet (12) is smaller than that of the conductive block (9), the size of the drainage groove (14) is smaller than that of the furnace body (1), and the drainage groove (14) is in a circular hole column shape.