阅读说明：本技术 一种基于电感原理的恒温加热和防跳闸装置 (Constant temperature heating and tripping-proof device based on inductance principle ) 是由 王雨昙 于 2020-12-10 设计创作，主要内容包括：本发明涉及加热器技术领域,且公开了一种基于电感原理的恒温加热和防跳闸装置,包括架体,所述架体的内部固定安装有线圈扎,所述架体的顶端转动连接有触杆,所述触杆的左右两侧活动连接有卡杆,所述触杆表面的左侧固定安装有磁块,所述触杆表面的右侧固定安装有弹簧。该基于电感原理的恒温加热和防跳闸装置,在正常电路中发生跳闸现象后电感器会使得触杆重新和电器接触,防止跳闸现象导致加热器停止工作,能够保持加热器恒温加热,不仅增加了加热效率,还防止了加热温度不均匀导致加热器本身使用寿命降低,在加热器内部温度急剧升高后会断开电器和开关的连接,防止高温导致电器损坏。(The invention relates to the technical field of heaters, and discloses a constant-temperature heating and anti-tripping device based on an inductance principle. This constant temperature heating and prevent tripping device based on inductance principle, the inductor can make the feeler lever contact with electrical apparatus again after taking place the tripping operation phenomenon in normal circuit, prevents that the tripping operation phenomenon from leading to heater stop work, can keep heater constant temperature heating, has not only increased heating efficiency, has still prevented that heating temperature is inhomogeneous to lead to the reduction of heater life itself, can break off the connection of electrical apparatus and switch after the heater internal temperature sharply risees, prevents that high temperature from leading to electrical apparatus to damage.)

1. The utility model provides a constant temperature heating and prevent trip gear based on inductance principle, includes support body (1), its characterized in that: the coil bundle is fixedly arranged inside the rack body (1), the top end of the rack body (1) is rotatably connected with a feeler lever (3), the left side and the right side of the feeler lever (3) are movably connected with clamping rods (4), the left side of the surface of the feeler lever (3) is fixedly provided with magnetic blocks (5), the right side of the surface of the feeler lever (3) is fixedly provided with a spring (6), the left side and the right side of the top feeler lever (3) of the rack body (1) are fixedly provided with contact grooves (7), the left side of the top end of the rack body (1) is fixedly provided with a first electromagnet (8), the left side of the inside of the rack body (1) is fixedly provided with a plate (9), the top of the left side plate (9) of the inside of the rack body (1) is fixedly provided with a second electromagnet (10), the bottom of the second electromagnet (10) is movably connected with a dielectric, an annular magnet (13) is fixedly arranged outside the temperature control disc (12), a thermistor (14) is fixedly arranged outside the annular magnet (13), the center of the temperature control disc (12) is rotationally connected with a gear (15), the surface of the gear (15) is fixedly provided with a contact (16), a heating resistance wire (17) is fixedly arranged on the surface of the temperature control disc (12), a contact (18) is fixedly arranged at the bottom end of the heating resistance wire (17), the surface of the heating resistance wire (17) is connected with a contact strip (19) in a sliding way, the top end of the contact strip (19) is fixedly provided with a third electromagnet (20), the surface of the gear (15) is meshed with a rack (21), one end, far away from the gear (15), of the rack (21) is fixedly connected with a bent rod (22), and the edge of the temperature control disc (12) is rotatably connected with a rotating rod (23).

2. The constant-temperature heating and trip-preventing device based on the inductance principle as claimed in claim 1, wherein: and an iron rod is fixedly connected inside the coil bundle (2).

3. The constant-temperature heating and trip-preventing device based on the inductance principle as claimed in claim 1, wherein: the upper end and the lower end of the inner part of the contact groove (7) are provided with clamping grooves matched with the size of the clamping rod (4).

4. The constant-temperature heating and trip-preventing device based on the inductance principle as claimed in claim 1, wherein: one end of the contact groove (7) is electrically connected with a power supply, the other end of the contact groove (7) is electrically connected with the contact rod (3), the coil bundle (2) and the contact (16), the coil bundle (2) is electrically connected with the electrode plate (9), the two circuits are parallel circuits, and the thermistor (14) is electrically connected with the third electromagnet (20).

5. The constant-temperature heating and trip-preventing device based on the inductance principle as claimed in claim 1, wherein: and a limiting device is fixedly arranged at one end of the heating resistance wire (17) close to the edge of the temperature control disc (12).

6. The constant-temperature heating and trip-preventing device based on the inductance principle as claimed in claim 1, wherein: the thermistor (14) is a negative temperature coefficient resistor, the close ends of the third electromagnet (20) and the annular magnet (13) are the same magnetic poles, and the resistance value of the heating resistance wire (17) is increased along with the movement of the contact strip (19) to the edge of the temperature control disc (12).

7. The constant-temperature heating and trip-preventing device based on the inductance principle as claimed in claim 1, wherein: one end of the rotating rod (23) is fixedly connected with one end of the bent rod (22) far away from the rack (21), and the other end of the rotating rod is positioned at the front end of the heating resistance wire (17) close to the edge of the temperature control disc (12).

Technical Field

The invention relates to the technical field of heaters, in particular to a constant-temperature heating and tripping-preventing device based on an inductance principle.

Background

The inductor can produce the electromotive force because the change of the electric current that passes through to resist the change of electric current, heating appliance can lead to the tripping operation phenomenon because of contact failure in the in-process of using, if can not discover the adjustment in time, can lead to the heater to stop work image work efficiency, the heater can not keep invariable can lead to the life reduction of heater in the inside temperature of working process, and the short circuit phenomenon takes place can lead to the temperature to rise sharply in the heating process, and then leads to the potential safety hazard.

In order to solve the above problems, the inventor provides a constant temperature heating and trip prevention device based on the inductance principle, after a trip phenomenon occurs in a normal circuit, an inductor can enable a contact rod to be contacted with an electric appliance again, the heater is prevented from stopping working due to the trip phenomenon, the constant temperature heating of the heater can be maintained, the heating efficiency is increased, the service life of the heater is prevented from being reduced due to uneven heating temperature, the connection between the electric appliance and a switch can be disconnected after the temperature in the heater is increased sharply, and the electric appliance is prevented from being damaged due to high temperature.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a constant-temperature heating and tripping-preventing device based on the inductance principle, which has the advantages of preventing tripping and keeping constant-temperature heating, and solves the problems of low heating efficiency and reduced service life of a heater caused by stopping the heater and incapability of constant-temperature heating due to tripping.

(II) technical scheme

In order to achieve the purposes of preventing tripping and keeping constant temperature heating, the invention provides the following technical scheme: a constant-temperature heating and anti-tripping device based on an inductance principle comprises a frame body, wherein a coil bundle is fixedly arranged in the frame body, the top end of the frame body is rotatably connected with a feeler lever, the left side and the right side of the feeler lever are movably connected with clamping rods, a magnetic block is fixedly arranged on the left side of the surface of the feeler lever, a spring is fixedly arranged on the right side of the surface of the feeler lever, contact grooves are fixedly arranged on the left side and the right side of the feeler lever on the top of the frame body, a first electromagnet is fixedly arranged on the left side of the top end of the frame body, an electrode plate is fixedly arranged on the left side of the interior of the frame body, a second electromagnet is fixedly arranged above the electrode plate on the left side of the interior of the frame body, a dielectric substance is movably connected to the bottom of the second electromagnet, a, the center of the temperature control disc is rotatably connected with a gear, the surface of the gear is fixedly provided with a contact, the surface of the temperature control disc is fixedly provided with a heating resistance wire, the bottom end of the heating resistance wire is fixedly provided with a contact, the surface of the heating resistance wire is connected with a contact strip in a sliding manner, the top end of the contact strip is fixedly provided with a third electromagnet, the surface of the gear is meshed and connected with a rack, one end of the rack, far away from the gear, is fixedly connected with a bent rod, and the edge of the temperature control disc is rotatably connected with a rotating rod.

Preferably, the inside of the coil bundle is fixedly connected with an iron rod, so that the strength of induced electromotive force generated after the coil bundle is electrified is increased.

Preferably, the upper end and the lower end of the inner part of the contact groove are provided with clamping grooves matched with the clamping rods in size, so that the contact rod is convenient to fix.

Preferably, one end of the contact groove is electrically connected with the power supply, the other end of the contact groove is electrically connected with the contact rod, the coil bundle and the contact, the coil bundle is electrically connected with the electrode plate, the two circuits are parallel circuits, and the thermistor is electrically connected with the third electromagnet.

Preferably, a limiting device is fixedly mounted at one end of the heating resistance wire close to the edge of the temperature control plate, so that the contact strip is prevented from contacting with the bent rod in normal work.

Preferably, the thermistor is a negative temperature coefficient resistor, the same magnetic poles are arranged at the near ends of the third electromagnet and the annular magnet, and the resistance value of the heating resistance wire is increased along with the movement of the contact strip to the edge of the temperature control disk.

Preferably, one end of the rotating rod is fixedly connected with one end of the bent rod, which is far away from the rack, and the other end of the rotating rod is positioned at the front end of the heating resistance wire, which is close to the edge of the temperature control disk.

(III) advantageous effects

Compared with the prior art, the invention provides a constant-temperature heating and tripping-preventing device based on an inductance principle, which has the following beneficial effects:

1. after the equipment is tripped, the feeler lever moves to the right contact groove under the pulling of the spring, but the equipment can still normally work under the condition that induced electromotive force generated by a coil bundle after power failure is converted into electric energy, the current of the circuit is reduced after the equipment works for a period of time, the magnetism of the second electromagnet is reduced, the attraction of the second electromagnet to the magnet at the bottom of the dielectric substance is reduced, the dielectric substance moves downwards under the action of gravity, so that the opposite area of the dielectric substance and the electrode plate is positive, the electrode plate is increased, the electric quantity of the first electromagnet electrically connected with the electrode plate is increased, the magnetism of the first electromagnet is enhanced, the first electromagnet attracts the magnetic block, the magnetic block drives the feeler lever to rotate anticlockwise, the feeler lever is contacted with the left contact groove again, and the circuit is switched on again, the device is prevented from influencing the working efficiency due to the fact that the device stops working due to tripping.

2. When the temperature in the equipment rises on the basis of normal temperature, the resistance value of the thermistor is reduced, so that the power quantity of a third electromagnet is increased, the magnetism of the third electromagnet is enhanced, the third electromagnet compresses an elastic component at the bottom to move towards the center direction of the temperature control disc, the resistance value of a heating resistance wire in a circuit is reduced, the heating temperature is further reduced, the heating temperature is ensured within a certain range, the working efficiency is improved, the service life of the heater is also prolonged, when the temperature in the heater rises sharply, a touch strip contacts one side of a rotating rod at the top of the heating resistance wire, the other end of the rotating rod rotates towards the opposite direction, the rotating rod drives a bent rod to move downwards, the other end of the bent rod drives a rack to move, the rack drives a gear to rotate, and the gear rotates to bring a moving contact and remove the contact state of a moving contact and a contact, and then the circuit is cut off, and the heater equipment is prevented from being damaged due to high temperature in the heater.

Drawings

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

FIG. 2 is a schematic diagram of the trip prevention structure of the present invention;

FIG. 3 is an enlarged view of the structure A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the structure of the temperature-controlled plate of the present invention;

FIG. 5 is an enlarged view of the structure B in FIG. 4 according to the present invention.

In the figure: 1. a frame body; 2. bundling the coil; 3. a feeler lever; 4. a clamping rod; 5. a magnetic block; 6. a spring; 7. a contact groove; 8. a first electromagnet; 9. an electrode plate; 10. a second electromagnet; 11. a dielectric; 12. a temperature control disc; 13. a ring magnet; 14. a thermistor; 15. a gear; 16. a contact; 17. heating resistance wires; 18. a contact; 19. a touch bar; 20. a third electromagnet; 21. a rack; 22. bending a rod; 23. and (4) rotating the rod.

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. 1-5, a constant temperature heating and trip preventing device based on the inductance principle comprises a frame body 1, a coil bundle 2 is fixedly installed inside the frame body 1, an iron rod is fixedly connected inside the coil bundle 2 to increase the induced electromotive force intensity generated after the coil bundle 2 is electrified, the top end of the frame body 1 is rotatably connected with a touch rod 3, clamping rods 4 are movably connected to the left and right sides of the touch rod 3, a magnet block 5 is fixedly installed on the left side of the surface of the touch rod 3, a spring 6 is fixedly installed on the right side of the surface of the touch rod 3, touch slots 7 are fixedly installed on the left and right sides of the touch rod 3 on the top of the frame body 1, one end of each touch slot 7 is electrically connected with a power supply, the other end of each touch slot 7 is electrically connected with the touch rod 3, the coil bundle 2 and a contact 16, the coil bundle 2 is electrically connected with an electrode plate 9, the two circuits are parallel circuits, a thermistor 14 is electrically connected with a third electromagnet 20, clamping, the position of the contact rod 3 is convenient to fix, a first electromagnet 8 is fixedly installed on the left side of the top end of the frame body 1, an electrode plate 9 is fixedly installed on the left side inside the frame body 1, a second electromagnet 10 is fixedly installed above the left electrode plate 9 inside the frame body 1, a dielectric substance 11 is movably connected to the bottom of the second electromagnet 10, a temperature control disc 12 is fixedly installed at the bottom of the frame body 1, an annular magnet 13 is fixedly installed outside the temperature control disc 12, a thermistor 14 is fixedly installed outside the annular magnet 13, the thermistor 14 is a negative temperature coefficient resistor, the same magnetic poles are arranged at the near ends of the third electromagnet 20 and the annular magnet 13, the resistance value of a heating resistance wire 17 is increased along with the movement of a contact strip 19 to the edge of the temperature control disc 12, a gear 15 is rotatably connected to the center of the temperature control disc 12, a contact 16 is fixedly installed on the, one end fixed mounting that heating resistor silk 17 is close to accuse temperature dish 12 edge has stop device, contact strip 19 and knee 22 contact in preventing normal work, heating resistor silk 17's bottom fixed mounting has contact 18, heating resistor silk 17's surperficial sliding connection has contact strip 19, contact strip 19's top fixed mounting has third electromagnet 20, gear 15's surface meshing is connected with rack 21, gear 15's one end fixedly connected with knee 22 is kept away from to rack 21, the edge of accuse temperature dish 12 rotates and is connected with bull stick 23, rack 21's one end fixed connection is kept away from to bull stick 23's one end and knee 22, the other end is located heating resistor silk 17 and is close to the front end at accuse temperature dish 12 edge.

The working principle is that when the heater is normally used, the contact rod 3 is in contact with the contact groove 7 on the left side, the heater works normally after being electrified, after the equipment trips, the contact rod 3 moves to the contact groove 7 on the right side under the pulling of the spring 6, but the equipment still can work normally under the condition that induced electromotive force generated by the coil bundle 2 after power failure is converted into electric energy, the current of a circuit is reduced after the equipment works for a period of time, the magnetism of the second electromagnet 10 is reduced, the attraction of the second electromagnet 10 to the magnet at the bottom of the dielectric substance 11 is reduced, the dielectric substance 11 moves downwards under the action of gravity, so that the facing area of the dielectric substance 11 and the electrode plate 9 is positive, the electric capacity of the electrode plate 9 is increased, the electrified quantity of the first electromagnet 8 electrically connected with the electrode plate 9 is increased, the magnetism of the first electromagnet 8 is enhanced, the magnetic block 5 is attracted by the first electromagnet 8, the magnetic block 5, when the temperature in the device rises, the resistance value of the thermistor 14 is reduced, the energization amount of the third electromagnet 20 is increased, the magnetism of the third electromagnet 20 is enhanced, the third electromagnet 20 compresses the elastic component at the bottom to move towards the center direction of the temperature control disc 12, the resistance value of the heating resistance wire 17 in the circuit is reduced, the heating temperature is further reduced, the heating temperature is ensured within a certain range, when the temperature in the heater rises sharply, the contact strip 19 contacts one side of a rotating rod 23 at the top of the heating resistance wire 17, the other end of the rotating rod 23 rotates towards the opposite direction, the rotating rod 23 drives the bent rod 22 to move downwards, the other end of the bent rod 22 drives the rack 21 to move, the rack 21 drives the gear 15 to rotate, the gear 15 rotates to drive the movable contact 16 and the contact 18 to release the contact state, and then the circuit is cut off, and the heater equipment is prevented from being damaged due to high temperature in the heater.

In summary, according to the constant temperature heating and trip preventing device based on the inductance principle, after the device trips, the contact rod 3 moves to the contact groove 7 on the right side under the pulling of the spring 6, but the device can still normally work under the condition that the induced electromotive force generated by the coil bundle 2 after power failure is converted into electric energy, after the device works for a period of time, the current of the circuit is reduced, the magnetism of the second electromagnet 10 is reduced, the attraction of the second electromagnet 10 to the magnet at the bottom of the dielectric 11 is reduced, the dielectric 11 moves downwards under the action of gravity, so that the facing area of the dielectric 11 and the electrode plate 9 is positive, the electric capacity of the electrode plate 9 is increased, the energization amount of the first electromagnet 8 electrically connected with the electrode plate 9 is increased, the magnetism of the first electromagnet 8 is enhanced, the first electromagnet 8 attracts the magnetic block 5, the magnetic block 5 drives the contact rod 3 to rotate anticlockwise, so that the contact rod 3 contacts with the contact groove 7 on the, the circuit is switched on again, and the condition that the equipment stops working due to tripping is prevented from influencing the working efficiency.

Moreover, when the temperature in the device rises on the basis of normal temperature, the resistance value of the thermistor 14 is reduced, so that the energization amount of the third electromagnet 20 is increased, the magnetism of the third electromagnet 20 is enhanced, the third electromagnet 20 compresses the elastic component at the bottom to move towards the center direction of the temperature control disc 12, so that the resistance value of the heating resistance wire 17 in the circuit is reduced, the heating temperature is further reduced, the heating temperature is ensured within a certain range, the working efficiency is improved, the service life of the heater is also prolonged, when the temperature in the heater rises sharply, the contact strip 19 contacts one side of a rotating rod 23 at the top of the heating resistance wire 17, the other end of the rotating rod 23 rotates towards the opposite direction, the rotating rod 23 drives the bending rod 22 to move downwards, the other end of the bending rod 22 drives the rack 21 to move, the rack 21 drives the gear 15 to rotate, the gear 15 rotates to drive the contact 16 and the contact 18 to release the contact state, so that the circuit is broken, and the heater device is prevented from being damaged due to high temperature in the heater.

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.