CN114520088B

CN114520088B - Low-temperature electromagnetic device with efficient heat dissipation mechanism

Info

Publication number: CN114520088B
Application number: CN202210420048.2A
Authority: CN
Inventors: 黄欢欢; 束阳
Original assignee: Nantong Xinci Machinery Co ltd
Current assignee: Nantong Xinci Machinery Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-06-24
Anticipated expiration: 2042-04-21
Also published as: CN114520088A

Abstract

The invention discloses a low-temperature electromagnetic device with an efficient heat dissipation mechanism, which belongs to the technical field of magnets and comprises an outer shell, wherein an electromagnetic mechanism is arranged in the outer shell and comprises an iron core, a coil is sleeved outside the iron core and is connected with alternating current, a plurality of groups of supporting columns are arranged around the coil in the outer shell, each group of supporting columns is provided with a fan plate, one end of each fan plate, close to the coil, is provided with a fan head, and a vibration mechanism is arranged in the outer shell and is electrically connected with the iron core. One magnetic pole of the fan head is wrapped by superconducting materials, the fan head is a magnet only exposing one magnetic pole, an alternating magnetic field is generated after alternating current is introduced into the coil, the fan head is attracted by the alternating magnetic field to move up and down, the fan plate rotates on each group of supporting columns in a reciprocating mode, and the fan plate fans the coil under the attraction of the alternating magnetic field to cool the coil.

Description

Low-temperature electromagnetic device with efficient heat dissipation mechanism

Technical Field

The invention relates to the technical field of magnets, in particular to a low-temperature electromagnetic device with an efficient heat dissipation mechanism.

Background

An electromagnet is an electronic device which converts electric energy into magnetic field energy, and because the electromagnet has strong magnetic force, the electromagnet is generally applied to hoisting of magnetic materials such as steel. In the hoisting process, the coil of the electromagnet needs to be electrified for a long time due to the fact that large current needs to be introduced, so that the coil can generate large heat during use, and if the coil cannot be well cooled and cooled, normal use of the electromagnet is easily affected due to overhigh temperature.

In the prior art, the fan is usually adopted to blow air to the electromagnet, so that the electromagnet is cooled and radiated, and the installation of the fan is limited by the installation space, so that the radiating effect is influenced, and extra energy consumption is required.

When the object needs to be placed at the designated position, after the coil is powered off, the existing electromagnet cannot be immediately separated from the object, the action of placing the object is delayed, and the production efficiency is lowered.

Disclosure of Invention

The invention aims to provide a low-temperature electromagnetic device with a high-efficiency heat dissipation mechanism, so as to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: a low-temperature electromagnetic device with an efficient heat dissipation mechanism comprises an outer shell, wherein an electromagnetic mechanism is arranged inside the outer shell, the electromagnetic mechanism comprises an iron core, a coil is sleeved outside the iron core, and the coil is connected with alternating current;

a plurality of groups of struts are arranged around the coil in the outer shell, each group of struts is provided with a fan plate, and one end of each fan plate close to the coil is provided with a fan head;

and a vibration mechanism is arranged in the outer shell and is electrically connected with the iron core. One magnetic pole of the fan head is wrapped by superconducting materials, the fan head is a magnet only exposing one magnetic pole, an alternating magnetic field is generated after alternating current is introduced into the coil, the fan head is attracted by the alternating magnetic field to move up and down, so that the fan plate rotates on each group of supporting columns in a reciprocating mode, and the fan plate fans the coil under the attraction of the alternating magnetic field to cool the coil; the vibration mechanism is electrically connected with the iron core and forms a loop with the iron core, and when the coil is stopped to be powered on, the vibration mechanism vibrates by using induced current generated by the iron core, and articles adsorbed on the outer shell are shaken off.

An inner baffle in a C shape is arranged above the electromagnetic mechanism in the outer shell, an air cabin is formed between the inner baffle and the outer shell, a blowing plate is arranged in the air cabin in a sliding mode, and the blowing plate is connected with the extending edge of the inner baffle through a spring;

pulleys are arranged in the outer shell body corresponding to the positions of the fan plates, one ends of the fan plates, far away from the coil, are connected with the driving plate through ropes, and the ropes are wound on the pulleys;

the shell of the outer shell is provided with an air inlet and an air outlet, the agitating plate is located between the air inlet and the air outlet, the upper end of the inner partition plate is provided with a first ventilation groove, the inner partition plate is provided with a ventilation opening, and the air inlet, the air outlet and the ventilation opening are all provided with one-way valves. The air cabin is divided into an air outlet cabin and an air inlet cabin by the blowing plate, the air outlet cabin is communicated with the coil and the space above the iron core, the air inlet cabin is communicated with the space at the side of the coil and the iron core, the air outlet is communicated with the air outlet cabin, the air inlet is communicated with the air inlet cabin, the air port is limited by the one-way valve, so that air can only flow in one way, the fan plate is driven by the fan head to fan up and down in the outer shell, when one end of the fan plate, which is far away from the coil, drags the rope through the pulley, so that the rope drags the blowing plate to move down in the air cabin, the downward movement of the blowing plate enables the space of the air outlet cabin to be enlarged, so that the air in the space inside the iron core and the air around the coil flow into the air outlet cabin through the first ventilation groove, so that the hot air around the iron core and the coil flows away, when the hot air in the space inside the coil flows into the air outlet cabin, the air in the outer shell enters the space inside the iron core through the second ventilation groove, meanwhile, the air in the air inlet cabin is extruded into the outer shell by the blast plate through the ventilation port, so that the replacement of the air in the outer shell is realized; when one end of the fan plate, which is far away from the coil, moves downwards, the blowing plate resets under the action of the spring, air in the air outlet cabin is exhausted to the outside through the air outlet by resetting of the blowing plate, meanwhile, along with the rising of the blowing plate, the space of the air inlet cabin is enlarged, the outside air enters the air inlet cabin through the inlet, and the air inside the air inlet cabin is supplemented.

The iron core is of a hollow pipe structure, an upper cover plate is arranged at the upper end of the iron core, a lower cover plate is arranged at the lower end of the iron core, a flow guide pipe is arranged between the upper cover plate and the inner partition plate, a plurality of small air holes and a large air hole are formed in the upper cover plate at the position located on the inner side of the flow guide pipe, the inner side space of the iron core is connected with a first vent groove through the large air hole, a second vent groove is formed in the lower cover plate, and the second vent groove enables the inner space of the outer shell to be communicated with the inner side space of the iron core;

the iron core is internally provided with a cooling ring, a plurality of heat absorbing plates are arranged on the outer side of the cooling ring, each heat absorbing plate is embedded on the iron core, and a plurality of heat radiating plates are arranged on the inner side of the cooling ring. The honeycomb duct encloses stifled to the space between upper cover plate and the interior baffle, the inside air of shell body can only be followed the gas pocket, first air duct enters into the under-deck of giving vent to anger, when the drumming plate moves down, the air in the inboard space of iron core is extracted, make the inside air of shell body supply to the inner space of iron core through the second air duct, realize the change of air in the inboard space of iron core, the realization is to the cooling of the inboard space temperature of iron core, the heat that the iron core produced is absorbed to the absorber plate, and give off to the inboard space of iron core through the heating panel, flow through the air, realize the flow to the inboard space, and then realize the cooling to the iron core.

The heat sink comprises heat absorbing plates, heat conducting water tanks and floating bodies, wherein the heat absorbing plates and the heat radiating plates are respectively provided with a C-shaped heat conducting water tank, heat conducting oil is arranged in each heat conducting water tank, each heat absorbing plate corresponds to one heat radiating plate, the heat conducting water tanks in the heat absorbing plates are communicated with the heat conducting water tanks in the heat radiating plates, the floating bodies are arranged in the heat conducting water tanks in the heat absorbing plates, and the floating bodies move up and down under the attraction of an alternating magnetic field generated by coils. The heat absorbing plate and the heat dissipating plate are made of copper materials, one end of the floating body is wrapped by superconducting materials, only one magnetic pole is exposed out of the floating body, the alternating magnetic field attracts the floating body after the position of the magnetic pole is changed, the floating body moves up and down in the heat conducting water tank, and then the heat conducting oil is driven to flow in the heat conducting water tank of the heat absorbing plate and the heat dissipating plate, the heat conducting oil in the heat absorbing plate attracts heat generated by an iron core, the heat conducting oil has the advantages of good heat transfer efficiency and fast heat dissipation, the heat conducting oil in the heat absorbing plate is transferred to the heat conducting oil in the heat dissipating plate after absorbing the heat, the heat dissipating plate dissipates the heat conducting oil, the heat conducting oil is cooled, the air flows to accelerate heat dissipation of the heat dissipating plate, and the cooling efficiency and the cooling effect of the iron core are improved.

A plurality of cooling grooves are formed in the iron core and are semicircular grooves, and the diameter of each cooling groove is smaller than that of a wire in the coil. When the coil is wrapped on the outer side of the iron core, the wire is wound at the position of the cooling groove, and a certain gap is formed between the wire and the cooling groove due to the fact that the diameter of the cooling groove is smaller than that of the wire, and the gap is used for dissipating heat of the coil; the cooling groove is formed in the iron core and used for reducing the contact area between the coil and the iron core and reducing the heat transferred to the iron core by the coil, the fan plate swings up and down under the driving of the fan head, the fan is driven by the fan plate to the coil, the coil is enabled to dissipate heat, and the heat dissipation efficiency of the coil is accelerated by utilizing the gap between the wire and the cooling groove.

A vibration cabin is arranged in the shell of the outer shell; the vibration mechanism comprises a piezoelectric piece, the piezoelectric piece is located in the vibration cabin, a vibration hammer is arranged on the piezoelectric piece, and the piezoelectric piece is electrically connected with the iron core through a rectification energy storage circuit. The induced current that rectification energy storage circuit produced the iron core carries out the rectification and stores, and after the iron core was not producing induced current and coil outage promptly, the electric energy that rectification energy storage circuit will store transmitted on the piezoelectric plate, made the piezoelectric plate take place deformation, and the piezoelectric plate takes place deformation and drives the bobbing hammer striking on the casing of shell body, makes the shell body take place vibrations, makes the article that still adsorbs on the shell body drop.

The rectification energy storage circuit comprises two rectification modules and a capacitor, the iron core is connected with one rectification module and the capacitor in series to form a charging current loop, a normally open contact of the contactor is connected in series in the charging current loop, the capacitor is connected with one rectification module and a piezoelectric plate in series to form an energy releasing current loop, and a normally closed contact of the contactor is connected in series in the energy releasing current loop. When the iron core generates induction current, the contactor is connected into a circuit, the normally closed contact is opened, the normally open contact is closed, the charging current loop is conducted, the discharging current loop is disconnected, the alternating induction current generated by the iron core is rectified by the rectifying module, the capacitor stores energy for the current, and when the iron core does not generate induction current, the contactor is powered off, the charging current loop is disconnected, the discharging current loop is conducted, the capacitor discharges to the piezoelectric plate, and the piezoelectric plate is deformed.

The iron core is provided with a plurality of ventilation pipes at the positions of the cooling grooves, each ventilation pipe is of a three-way pipe structure, and one end of each ventilation pipe, which is far away from the cooling grooves, is connected with two heat absorbing plates. The heat absorption plate absorbs the heat discharged from the cooling tank through the ventilation pipe, so that the cooling tank cools the coil, and the hot air generated by heat dissipation of the coil exchanges heat with the heat absorption plate through the three-way pipe.

And a balancing weight is arranged at one end of each fan plate far away from the fan head. The counterweight keeps the fan plate balanced on the support.

Compared with the prior art, the invention has the following beneficial effects:

1. the induced current that rectification energy storage circuit produced the iron core carries out the rectification and stores, and after the iron core was not producing induced current and coil outage promptly, the electric energy that rectification energy storage circuit will store transmitted on the piezoelectric plate, made the piezoelectric plate take place deformation, and the piezoelectric plate takes place deformation and drives the bobbing hammer striking on the casing of shell body, makes the shell body take place vibrations, makes the article that still adsorbs on the shell body drop.

2. After the alternating magnetic field changes the magnetic pole position, attract the floating body, make the floating body move up and down in the heat conduction water tank, and then drive the conduction oil and flow in the heat conduction water tank in absorber plate and heating panel, the conduction oil that is arranged in the absorber plate attracts the heat that the iron core produced, the conduction oil has heat transfer efficiency good, advantage fast dispels the heat, the conduction oil that is arranged in the absorber plate transmits the conduction oil that is arranged in the heating panel after absorbing the heat, the heating panel dispels the heat to the conduction oil, make the conduction oil cooling, the heat dissipation of air flow quickening heating panel, improve the cooling efficiency and the cooling effect of iron core.

3. The alternating magnetic field is utilized to enable the fan plate to swing up and down in the outer shell, the entering external air is blown to the coil, the cooling of the coil is achieved, meanwhile, when the fan plate swings up and down, the blowing plate moves up and down between the outer shell and the inner partition plate, air around the coil and the iron core is extracted and discharged, the air around the coil and the iron core flows, the cooling of the coil and the iron core is accelerated, the alternating magnetic field generated by the coil is utilized to cool the coil and the iron core, and the loss of electric energy is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the internal half section of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the structure of the electromagnetic mechanism of the present invention;

FIG. 3 is a schematic top view of the upper cover plate of the present invention;

fig. 4 is a schematic view of the structure of the iron core of the present invention;

fig. 5 is an internal half-section schematic of the core of the present invention;

fig. 6 is a schematic top view of the interior of the core of the present invention;

FIG. 7 is a schematic top view of the cooling ring, the heat absorbing plate and the heat dissipating plate of the present invention;

FIG. 8 is a schematic view of the heat sink plate and the heat sink plate of the present invention in communication;

FIG. 9 is an enlarged fragmentary view of area A of FIG. 5 in accordance with the present invention;

FIG. 10 is a schematic view of the piezoelectric sheet and the vibration hammer of the present invention;

FIG. 11 is a schematic view of the connection structure of the supporting post and the fan plate of the present invention;

fig. 12 is a schematic circuit diagram of the vibration mechanism of the present invention.

In the figure: 1. an outer housing; 101. an inner partition plate; 102. a drum plate; 103. a pillar; 104. a fan head; 105. a piezoelectric sheet; 106. a vibratory hammer;

2. an electromagnetic mechanism; 201. an iron core; 202. a coil; 203. an upper cover plate; 204. a lower cover plate; 205. a cooling ring; 2011. a cooling tank; 2012. a vent pipe; 2051. a heat dissipation plate; 2052. a heat absorbing plate; 2053. a floating body.

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. 1-12, the present invention provides a technical solution: a low-temperature electromagnetic device with a high-efficiency heat dissipation mechanism comprises an outer shell 1, an electromagnetic mechanism 2 is installed inside the outer shell 1, the electromagnetic mechanism 2 comprises an iron core 201, a coil 202 is sleeved outside the iron core 201, and the coil 202 is connected with alternating current;

a plurality of groups of pillars 103 are fixed around the coil 202 in the outer casing 1, each group of pillars 103 comprises two pillars, a fan plate is rotatably mounted on each two pillars, a fan head 104 is arranged at one end of each fan plate close to the coil 202, and a balancing weight is fixed at one end of each fan plate far from the fan head 104 and keeps the fan plates balanced on the pillars.

A vibration mechanism is installed in the outer shell 1, and the vibration mechanism is electrically connected with the iron core 201.

A C-shaped inner partition plate 101 is fixed above the electromagnetic mechanism 2 inside the outer shell 1, the inner partition plate 101 is fixed with the inner wall of the outer shell 1 through an annular fixing ring, an air cabin is formed between the inner partition plate 101 and the outer shell 1, a blowing plate 102 is slidably mounted in the air cabin, the blowing plate 102 divides the air cabin into an air outlet cabin and an air inlet cabin, and the blowing plate 102 is connected with an extending edge of the inner partition plate 101 through a spring, namely the annular fixing ring.

A pulley is arranged in the outer shell 1 corresponding to each sector plate, one end of each sector plate, which is far away from the coil 202, is connected with the drum plate 102 through a rope, and the rope is wound on the pulley;

an air inlet and an air outlet are formed in the shell of the outer shell 1, the agitating plate 102 is located between the air inlet and the air outlet, a first ventilation groove is formed in the upper end of the inner partition plate 101, a ventilation opening is formed in one end, close to the fixing ring, of the inner partition plate 101, and one-way valves are arranged in the air inlet, the air outlet and the ventilation opening.

Iron core 201 is hollow tube structure, iron core 201 upper end is fixed with upper cover plate 203, iron core 201 lower extreme is provided with lower cover plate 204, be fixed with the honeycomb duct between upper cover plate 203 and the interior baffle 101, a plurality of little gas pockets and a big gas pocket have been seted up to the inboard position that lies in the honeycomb duct on the upper cover plate 203, all be provided with the check valve in little gas pocket and the big gas pocket, the air in the check valve messenger inboard space can only flow into the under-deck of giving vent to anger, the air that makes coil 202 side can only flow to the under-deck of giving vent to anger through little gas pocket, the inboard space of iron core 201 is connected with first air duct through big gas pocket, set up the second air duct on the lower cover plate 204, the second air duct makes the interior space of shell body 1 and the inboard space intercommunication of iron core 201.

The space of going out gas cabin intercommunication coil and iron core top is the inner space of honeycomb duct, the space of air inlet cabin intercommunication coil and iron core side, the gas outlet communicates out the gas cabin, air inlet intercommunication air inlet cabin, the check valve limits the gas port, make the air can only the unidirectional flow, make the air in the gas cabin flow to external environment through the gas outlet in can only, make during external air can only enter into the air inlet cabin through the air inlet, make the air in the air inlet cabin only can enter into in the shell body 1 through the scavenge port.

When the coil 202 is electrified to generate an alternating magnetic field, the fan plate is driven by the fan head 104 to fan up and down or swing in the outer shell 1;

when one end of the fan plate, which is far away from the coil 202, pulls the rope upwards through the pulley, so that the rope pulls the drum plate 102 to move downwards in the air cabin, the air cabin space is enlarged due to the downward movement of the drum plate 102, the air in the space inside the iron core 201 and the air around the coil 202 are extracted by the air cabin through the first air grooves and the guide pipes, the air in the space inside the iron core 201 and the air around the coil 202 flow into the air cabin through the first air grooves, the hot air around the iron core 201 and the coil 202 flows away due to the extraction of the air cabin, when the hot air in the space inside the coil 202 flows into the air cabin, the air in the outer shell 1 enters the space inside the iron core 201 through the second air grooves, and meanwhile, the drum plate 102 extrudes the air in the air cabin into the outer shell 1 through the air vents, so that the air inside the outer shell 1 is replaced;

when the end of the fan plate far away from the coil 202 moves downwards, the expansion plate 102 is reset under the action of the spring, the air in the air outlet chamber is exhausted to the outside through the air outlet by resetting of the expansion plate 102, meanwhile, the space of the air inlet chamber is enlarged along with the rising of the expansion plate 102, the outside air enters the air inlet chamber through the inlet, and the air supplement in the air inlet chamber is realized.

A vibration cabin is arranged in the shell of the outer shell 1; the vibration mechanism comprises a piezoelectric sheet 105, the piezoelectric sheet 105 is positioned in the vibration cabin, a vibration hammer 106 is arranged on the piezoelectric sheet 105, and the piezoelectric sheet 105 is electrically connected with the iron core 201 through a rectification energy storage circuit.

The induced current that rectification energy storage circuit produced the iron core carries out the rectification and stores, and after the iron core was not producing induced current and coil outage promptly, the electric energy that rectification energy storage circuit will store transmitted on the piezoelectric plate, made the piezoelectric plate take place deformation, and the piezoelectric plate takes place deformation and drives the bobbing hammer striking on the casing of shell body, makes the shell body take place vibrations, makes the article that still adsorbs on the shell body drop.

The rectification energy storage circuit comprises two rectification modules and a capacitor, wherein the iron core 201 is connected with one rectification module and the capacitor in series to form an energy charging current loop, a normally open contact of the contactor is connected in series in the energy charging current loop, the capacitor is connected with one rectification module and the piezoelectric piece 105 in series to form an energy discharging current loop, and a normally closed contact of the contactor is connected in series in the energy discharging current loop.

When the iron core generates induction current, the contactor is connected into the circuit, the normally closed contact is opened, the normally open contact is closed, the charging current loop is conducted, the discharging current loop is disconnected, the alternating induction current generated by the iron core is rectified by the rectifying module, the capacitor stores energy in the current, and when the iron core does not generate induction current, the contactor is powered off, the charging current loop is disconnected, the discharging current loop is conducted, the capacitor discharges to the piezoelectric plate, and the piezoelectric plate is deformed.

A plurality of cooling grooves 2011 are formed in the iron core 201, the cooling grooves 2011 are semicircular grooves, and the diameter of each cooling groove is smaller than that of a wire in the coil. A plurality of ventilation pipes 2012 are installed in the iron core 201 at the position of each cooling groove 2011, each ventilation pipe 2012 is a three-way pipe structure, and two heat absorbing plates 2052 are connected to one end of each ventilation pipe 2012 far away from the cooling groove 2011.

The space inside the iron core 201 is provided with a cooling ring 205, a plurality of heat absorbing plates 2052 are fixed outside the cooling ring 205, each heat absorbing plate 2052 is embedded on the iron core 201, and a plurality of heat dissipating plates 2051 are fixed inside the cooling ring 205.

Each heat absorbing plate 2052 and each heat dissipating plate 2051 are respectively provided with a C-shaped heat conducting water tank, a through opening is formed in the cooling ring 205 at a position corresponding to the heat conducting water tank, heat conducting oil is arranged in the heat conducting water tanks, each heat absorbing plate 2052 corresponds to one heat dissipating plate 2051, the heat conducting water tanks in the heat absorbing plates 2052 are communicated with the heat conducting water tanks in the heat dissipating plates 2051 through the through openings, floating bodies 2053 are arranged in the heat conducting water tanks in the heat absorbing plates 2052, and the floating bodies 2053 move up and down under the attraction of an alternating magnetic field generated by the coils 202.

The heat absorbing plate 2052 and the heat dissipating plate 2051 are made of copper materials, one end of the floating body 2053 is wrapped by a superconducting material, only one magnetic pole is exposed out of the floating body 2053, the alternating magnetic field attracts the floating body 2053 after the position of the magnetic pole is changed, the floating body 2053 moves up and down in a heat conducting water tank, heat conducting oil is further driven to flow in the heat conducting water tank in the heat absorbing plate 2052 and the heat dissipating plate 2051, the heat conducting oil in the heat absorbing plate 2052 attracts heat generated by the iron core 201, the heat conducting oil has the advantages of good heat transfer efficiency and fast heat dissipation, the heat conducting oil in the heat absorbing plate 2052 transfers the heat conducting oil in the heat dissipating plate 2051 after absorbing the heat, the heat dissipating plate 2051 dissipates the heat of the heat conducting oil, the heat conducting oil is cooled, the air flowing in the space inside the iron core 201 accelerates the heat dissipation of the heat dissipating plate 2051, and the cooling efficiency and the cooling effect of the iron core 201 are improved.

The working principle of the invention is as follows:

alternating current is introduced into the coil 202, the coil 202 generates an alternating magnetic field, and the object is magnetically attracted through the magnetic field, so that the object is carried or adsorbed under the driving of the low-temperature electromagnetic device.

When the alternating current is introduced into the coil 202, the iron core 201 generates an alternating induced current under the influence of the alternating magnetic field, when the iron core 201 generates the alternating induced current, the contactor is connected into the circuit, the normally closed contact is opened, the normally open contact is closed, the energy charging current loop is conducted, the energy discharging current loop is disconnected, the alternating induced current generated by the iron core 201 is rectified by the rectifying module, and the current is stored by the capacitor.

When the coil 202 is energized to generate an alternating magnetic field, the fan plate is driven by the fan head 104 to swing up and down in the outer shell 1, so that air in the outer shell 1 is blown onto the coil 202, and the coil 202 is cooled.

After the alternating magnetic field changes the magnetic pole position, the floating body 2053 is attracted, the floating body 2053 moves up and down in the heat conducting water tank, and then the heat conducting oil is driven to flow in the heat conducting water tanks of the heat absorbing plate 2052 and the heat radiating plate 2051, the heat conducting oil in the heat absorbing plate 2052 attracts the heat generated by the iron core 201, the heat conducting oil in the heat absorbing plate 2052 transfers the heat conducting oil to the heat conducting oil in the heat radiating plate 2051 after absorbing the heat, the heat radiating plate 2051 radiates the heat conducting oil, the heat conducting oil is cooled, and the iron core 201 radiates with the assistance of the heat absorbing plate 2052 and the heat radiating plate 2051.

When one end of the fan plate, which is far away from the coil 202, pulls the rope upwards through the pulley, so that the rope pulls the drum plate 102 to move downwards in the air cabin, the air outlet cabin space is enlarged due to the downward movement of the drum plate 102, the air in the space inside the iron core 201 and the air around the coil 202 are extracted by the air outlet cabin through the first air grooves and the guide pipes, the air in the space inside the iron core 201 and the air around the coil 202 flow into the air outlet cabin through the first air grooves, the hot air around the iron core 201 and the coil 202 flows away due to the extraction of the air outlet cabin, and when the hot air in the space inside the coil 202 flows into the air outlet cabin, the air in the outer shell 1 enters the space inside the iron core 201 through the second air grooves, so that the air in the space inside the iron core 201 flows, and the heat dissipation efficiency of the heat dissipation plate 2051 is improved; when the blowing plate 102 moves downward, the blowing plate 102 presses the air in the intake chamber into the outer casing 1 through the ventilation ports, thereby achieving replacement of the air in the outer casing 1.

The fan plate is driven by the fan head 104 to repeatedly swing up and down in the outer shell 1, so that the temperature of the coil 202 is reduced, and air in the space inside the outer shell 1 and the space inside the iron core 201 flows.

When the iron core does not generate induced current, the contactor is powered off, so that the charging current loop is disconnected, the discharging current loop is switched on, the capacitor discharges to the piezoelectric sheet 105, the piezoelectric sheet 105 deforms to drive the vibration hammer 106 to impact on the shell of the outer shell 1, the outer shell 1 vibrates, and the object still adsorbed on the outer shell 1 falls off.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a low temperature electromagnetic means of subsidiary high-efficient heat dissipation mechanism which characterized in that: the low-temperature electromagnetic device comprises an outer shell (1), an electromagnetic mechanism (2) is arranged inside the outer shell (1), the electromagnetic mechanism (2) comprises an iron core (201), a coil (202) is sleeved outside the iron core (201), and the coil (202) is connected with alternating current;

a plurality of groups of struts (103) are arranged around a coil (202) in the outer shell (1), each group of struts (103) is provided with a fan plate, and one end of each fan plate close to the coil (202) is provided with a fan head (104);

a vibration mechanism is arranged in the outer shell (1) and is electrically connected with the iron core (201);

an inner partition plate (101) in a C shape is arranged above the electromagnetic mechanism (2) in the outer shell (1), an air chamber is formed between the inner partition plate (101) and the outer shell (1), a blowing plate (102) is installed in the air chamber in a sliding mode, and the blowing plate (102) is connected with an extending edge of the inner partition plate (101) through a spring;

the air cabin is divided into an air outlet cabin and an air inlet cabin by the blast plate (102);

pulleys are arranged in the outer shell (1) corresponding to the positions of the fan plates, one ends of the fan plates, far away from the coil (202), are connected with the drum plate (102) through ropes, and the ropes are wound on the pulleys;

the shell of the outer shell (1) is provided with an air inlet and an air outlet, the blowing plate (102) is positioned between the air inlet and the air outlet, the upper end of the inner partition plate (101) is provided with a first ventilation groove, the inner partition plate (101) is provided with a ventilation port, and the air inlet, the air outlet and the ventilation port are all provided with one-way valves;

when the coil (202) is electrified to generate an alternating magnetic field, the fan plate is driven by the fan head (104) to fan up and down or swing in the outer shell (1);

a vibration cabin is arranged in the shell of the outer shell (1); the vibration mechanism comprises a piezoelectric sheet (105), the piezoelectric sheet (105) is positioned in a vibration cabin, a vibration hammer (106) is arranged on the piezoelectric sheet (105), and the piezoelectric sheet (105) is electrically connected with an iron core (201) through a rectification energy storage circuit;

the rectification energy storage circuit comprises two rectification modules and a capacitor, the iron core (201) is connected with one rectification module and the capacitor in series to form an energy charging current loop, a normally open contact of a contactor is connected in series in the energy charging current loop, the capacitor is connected with one rectification module and a piezoelectric plate (105) in series to form an energy discharging current loop, and a normally closed contact of the contactor is connected in series in the energy discharging current loop;

when the iron core (201) generates induction current, the contactor is connected into a circuit, so that the normally closed contact is opened and the normally open contact is closed;

when the iron core (201) does not generate induced current, the contactor is powered off, so that the charging current loop is disconnected, and the discharging current loop is connected.

2. The low-temperature electromagnetic device with the efficient heat dissipation mechanism as set forth in claim 1, wherein: the iron core (201) is of a hollow tube structure, an upper cover plate (203) is arranged at the upper end of the iron core (201), a lower cover plate (204) is arranged at the lower end of the iron core (201), a flow guide tube is arranged between the upper cover plate (203) and the inner partition plate (101), a plurality of small air holes and a large air hole are formed in the upper cover plate (203) at the position located on the inner side of the flow guide tube, the inner side space of the iron core (201) is connected with a first vent groove through the large air hole, a second vent groove is formed in the lower cover plate (204), and the inner space of the outer shell (1) is communicated with the inner side space of the iron core (201) through the second vent groove;

the iron core (201) is internally provided with a cooling ring (205), the outer side of the cooling ring (205) is provided with a plurality of heat absorbing plates (2052), each heat absorbing plate (2052) is embedded on the iron core (201), and the inner side of the cooling ring (205) is provided with a plurality of heat radiating plates (2051).

3. The low-temperature electromagnetic device with the high-efficiency heat dissipation mechanism as claimed in claim 2, wherein: c-shaped heat conduction water grooves are formed in each heat absorbing plate (2052) and each heat radiating plate (2051), heat conduction oil is arranged in each heat conduction water groove, each heat absorbing plate (2052) corresponds to one heat radiating plate (2051), the heat conduction water grooves in the heat absorbing plates (2052) are communicated with the heat conduction water grooves in the heat radiating plates (2051), floating bodies (2053) are arranged in the heat conduction water grooves in the heat absorbing plates (2052), and the floating bodies (2053) move up and down under the attraction of an alternating magnetic field generated by the coils (202).

4. The low-temperature electromagnetic device with the high-efficiency heat dissipation mechanism as claimed in claim 2, wherein: a plurality of cooling groove (2011) has been seted up on iron core (201), cooling groove (2011) is the half slot, and the diameter of cooling groove (2011) is less than the diameter of wire in coil (202).

5. The low-temperature electromagnetic device with the high-efficiency heat dissipation mechanism as set forth in claim 4, wherein: the iron core (201) is inside all to be provided with a plurality of ventilation pipe (2012) in the position of every cooling groove (2011), every ventilation pipe (2012) is the tee bend tubular construction, and two absorber plates (2052) are connected to the one end that cooling groove (2011) was kept away from in ventilation pipe (2012).

6. The low-temperature electromagnetic device with the efficient heat dissipation mechanism as set forth in claim 1, wherein: and a balancing weight is arranged at one end of each fan plate, which is far away from the fan head (104).