CN114628130B

CN114628130B - Transformer with overload protection early warning function and use method thereof

Info

Publication number: CN114628130B
Application number: CN202210526731.4A
Authority: CN
Inventors: 肖蓓; 许晓烨
Original assignee: Nantong Dazheng Electric Co ltd
Current assignee: Nantong Dazheng Electric Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-09-02
Anticipated expiration: 2042-05-16
Also published as: CN114628130A

Abstract

A transformer with overload protection early warning function and a using method thereof belong to the technical field of transformers and aim to solve the problems that the current is difficult to detect and the current passes through in real time, so that the phenomenon of overlarge current can occur, overload is caused, and the heat dissipation effect is poor; the invention is through displacement mechanism, heat sink and bundling mechanism, the outer casing couples to displacement mechanism, the outer surface of the outer casing couples to heat sink, vary the main core piece and link with bundling mechanism; the invention realizes that the maximum current in the operation of the transformer main core piece is tested by the rated current testing module, and finally the overload early warning signal is sent to the mobile terminal by the early warning signal transmitting module, thereby realizing the aim of reminding workers of coming maintenance, having higher early warning efficiency and reducing the frequency of overload faults on the whole.

Description

Transformer with overload protection early warning function and use method thereof

Technical Field

The invention relates to the technical field of transformers, in particular to a transformer with an overload protection early warning function and a using method thereof.

Background

A transformer is a device that changes an alternating voltage using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. According to the application, the method can be divided into: power transformers and special transformers (furnace transformers, rectification transformers, power frequency test transformers, voltage regulators, mining transformers, audio transformers, intermediate frequency transformers, high frequency transformers, impact transformers, transformers for instruments, electronic transformers, reactors, mutual inductors, etc.).

Current transformer is difficult to detect out its real-time through-current in the use, leads to the too big phenomenon of electric current to lead to transshipping, it is great to the injury that transformer itself caused, and the cost is higher, and secondly, in the transformer use, present radiating effect is relatively poor, and the dust on the fin can be amassed more, seriously influences the holistic heat dissipation of transformer, leads to transformer inside temperature too high, influences the life of transformer.

Therefore, the transformer with the overload protection early warning function and the using method thereof are provided.

Disclosure of Invention

The invention aims to provide a transformer with an overload protection early warning function and a using method thereof, and solves the problems that the current transformer in the background technology is difficult to detect the real-time passing of current in the using process, so that the phenomenon of overlarge current can occur, the overload can be caused, the damage to the transformer is large, the cost is high, and secondly, the current heat dissipation effect is poor, the dust on a heat dissipation sheet is accumulated more and more, the heat dissipation of the whole transformer is seriously influenced, the internal temperature of the transformer is overhigh, and the service life of the transformer is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: the transformer with the overload protection early warning function comprises an outer shell, an end cover and a main transformer core piece, wherein the end cover is arranged at the upper end of the outer shell, the main transformer core piece is arranged inside the outer shell, a main control board is arranged at the upper end of the end cover, a displacement mechanism is arranged on the inner wall of the outer shell, a heat radiating piece is arranged on the outer surface of the outer shell, a bundling mechanism is arranged at the upper end of the main transformer core piece, and an auxiliary mechanism is arranged on one side of the main transformer core piece;

the inside of main control board is provided with the networking module, and the one end signal connection of networking module has online module, and the one end of online module is connected with the interconnection module, and the one end of interconnection module is provided with current test module, and the one end of current test module is connected with rated current test module, and the one end of rated current test module is provided with early warning signal emission module.

Furthermore, one side of the main control board is electrically connected with the main transformer core, the main control board is connected with the internet through the networking module, the main control board is connected with the mobile terminal through the online module and the interconnection module, the operation current of the main transformer core is tested through the current testing module, the maximum current in the operation of the main transformer core is tested through the rated current testing module, and finally the overload early warning signal is sent to the mobile terminal through the early warning signal transmitting module.

Further, the upper surface of end cover is provided with external guide arm, and the one end of external guide arm is connected with vary voltage owner core, has seted up the inside groove on the inner wall of shell body, and the shell body passes through inside groove and displacement mechanism swing joint, has seted up the face groove on the surface of shell body, is provided with the recess on the inner wall of face groove, and the shell body is connected with the radiating piece through the face groove.

Further, the displacement mechanism comprises a displacement rod arranged inside the outer shell, a displacement block arranged on one side of the displacement rod, an electric push rod arranged on one side of the displacement block and a magnetic sleeve arranged on the outer surface of the displacement rod, the displacement rod is movably connected with the inner groove through the displacement block, and one end of the electric push rod is connected with the inner wall of the inner groove.

Further, the radiating piece is including setting up the heating panel on the surface of the outer casing, the inserted block of setting in heating panel one side, set up the slot in inserted block one side, and set up at inside grafting spring and excitation magnetic path of slot, the one end of grafting spring is connected with the excitation magnetic path, the other end of grafting spring is connected with the slot inner wall, the both sides of inserted block all are provided with the side position groove, the inside in side position groove is provided with side position piece and pressing spring, pressing spring's one end is connected with side position inslot wall, pressing spring's the other end is connected with the side position piece.

Further, the inside of slot still is provided with the vibration subassembly, and the vibration subassembly sets up the vibration swash plate at the branch spring both ends including setting up at the inside branch spring of slot to and set up the short circuit spring in vibration swash plate one side, and the one end of short circuit spring is provided with strikes the spheroid, and the excitation magnetic path is connected with the corresponding and magnetism of magnetic sleeve.

Further, bundling mechanism is including setting up the case of gathering a bundle at vary voltage main core spare upper surface, sets up the groove that connects on the case upper surface of gathering a bundle, sets up the groove of gathering a bundle in case both sides of gathering a bundle to and set up the buncher inside the case of gathering a bundle, the both ends of buncher run through the incasement wall of gathering a bundle and are linked together with the external world, are provided with on the surface of buncher and wear to draw the groove, are provided with the conducting strip on wearing the inner wall in groove, and the both ends of buncher all are provided with the wire.

Furthermore, the auxiliary mechanism comprises an auxiliary box body arranged on one side of the transformer main core piece, an insulating plate arranged on the outer surface of the auxiliary box body, a display arranged on the outer surface of the insulating plate, and an electricity connection pile and a display lamp which are arranged inside the auxiliary box body, wherein an electricity connection jack is arranged at the upper end of the electricity connection pile, the electricity connection pile is connected with a lead through the electricity connection jack, and the electricity connection pile is electrically connected with the display lamp.

Further, the inside of display is provided with central processing module, central processing module's one end is provided with current monitoring module, one side signal connection of current monitoring module has current recording module, one side of current recording module is connected with frequency recording module, long record module is connected with to frequency recording module's one end, whether there is the electric current to pass through current monitoring module monitoring display lamp, and carry out the current record through current recording module, the frequency of the display lamp circular telegram at every turn is noted through frequency recording module simultaneously, at last, the length of time of the display lamp circular telegram at every turn is noted through long record module.

The invention provides another technical scheme that: the use method of the transformer with the overload protection early warning function comprises the following steps:

s1: inserting the insertion block into the surface groove, simultaneously inserting the side block into the groove to complete fixation, and driving the excitation magnetic block to move downwards by utilizing the downward movement of the displacement rod;

s2: the vibration exciting magnetic block can be squeezed between the two groups of vibrating inclined plates to open the vibrating inclined plates, then the displacement rod moves upwards, the two groups of vibrating inclined plates can vibrate, and the knocking ball body can strike the inner wall of the slot;

s3: the wire connected with the transformer main core element passes through the bundling box, and if the wire leaks electricity, the current is led into the electric connection pile through the conducting sheet, so that the display lamp emits light;

s4: the rated current of the transformer main core piece is detected through the main control board, the current is prevented from being damaged due to overlarge current, and all using steps are completed.

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

1. the invention provides a transformer with overload protection and early warning function and a using method thereof, wherein a networking module is arranged in a main control board, one end of the networking module is connected with an online module by a signal, one end of the online module is connected with an interconnection module, one end of the interconnection module is provided with a current testing module, one end of the current testing module is connected with a rated current testing module, one end of the rated current testing module is provided with an early warning signal transmitting module, one side of the main control board is electrically connected with a transformer main core piece, the main control board is connected with the Internet by the networking module, the main control board is connected with a mobile terminal by the online module and the interconnection module, the magnitude of the running current of the transformer main core piece is tested by the current testing module, the maximum current in the running of the transformer main core piece is tested by the rated current testing module, and finally, an overload early warning signal is transmitted to a mobile terminal by the early warning signal transmitting module, therefore, the purpose of reminding workers of coming maintenance is achieved, the early warning efficiency is high, and the frequency of overall overload faults is reduced.

2. The invention provides a transformer with overload protection and early warning functions and a using method thereof, wherein the upper surface of an end cover is provided with an external guide rod, one end of the external guide rod is connected with a main transformer core, the inner wall of an outer shell is provided with an inner groove, the outer shell is movably connected with a displacement mechanism through the inner groove, the outer surface of the outer shell is provided with a surface groove, the inner wall of the surface groove is provided with a groove, the outer shell is connected with a heat radiating piece through the surface groove, the inner part of the outer shell is provided with a displacement rod, one side of the displacement rod is provided with a displacement block, one side of the displacement block is provided with an electric push rod, the outer surface of the displacement rod is provided with a magnetic sleeve, the displacement rod is movably connected with the inner groove through the displacement block, one end of the electric push rod is connected with the inner wall of the inner groove, the outer surface of the outer shell is provided with a heat radiating plate, one side of the heat radiating plate is provided with an inserting block, one side of the inserting block is provided with an inserting groove, the inner part of the inserting groove is provided with an upper connecting spring and an excitation magnetic block, one end of an upper spring is connected with a vibration excitation magnetic block, the other end of the upper spring is connected with the inner wall of a slot, two sides of an insert block are respectively provided with a lateral groove, a lateral block and a pressing spring are arranged inside the lateral groove, one end of the pressing spring is connected with the inner wall of the lateral groove, the other end of the pressing spring is connected with the lateral block, secondly, a vibration assembly is also arranged inside the slot, a supporting spring is arranged inside the slot, two ends of the supporting spring are provided with vibration inclined plates, one side of each vibration inclined plate is provided with a short-circuit spring, one end of each short-circuit spring is provided with a knocking ball body, the vibration excitation magnetic block corresponds to and is magnetically connected with a magnetic sleeve, the insert block is inserted into a surface groove, the lateral block is inserted into a groove at the same time, the fixation is completed, the magnetic sleeve drives the vibration excitation magnetic block to move downwards by utilizing the downward movement of a displacement rod, and the vibration excitation magnetic block can be squeezed between two groups of vibration inclined plates, make the vibration swash plate open, make the displacement pole rebound again, two sets of vibration swash plates then can vibrate, and strike the spheroid and can hit and hit the slot inner wall, play the vibrations effect to the heating panel, can shake the dust on heating panel surface and fall to improve the radiating quality of heating panel, reduce the inside temperature of shell body, improve holistic life.

3. The invention provides a transformer with overload protection and early warning functions and a using method thereof, wherein a bundling box is arranged on the upper surface of a transformer main core piece, an upper connecting groove is arranged on the upper surface of the bundling box, bundling grooves are arranged on two sides of the bundling box, a bundling pipe is arranged inside the bundling box, two ends of the bundling pipe penetrate through the inner wall of the bundling box and are communicated with the outside, a lead-through groove is arranged on the outer surface of the bundling pipe, a conducting strip is arranged on the inner wall of the lead-through groove, conducting wires are arranged at two ends of the bundling pipe, an auxiliary box body is arranged on one side of the transformer main core piece, an insulating plate is arranged on the outer surface of the auxiliary box body, a display is arranged on the outer surface of the insulating plate, a power connection pile and a display lamp are arranged inside the auxiliary box body, a power connection jack is arranged at the upper end of the power connection pile, the power connection pile is connected with the conducting wires through the power connection jack, and the power connection pile is electrically connected with the display lamp, a central processing module is arranged in the display, a current monitoring module is arranged at one end of the central processing module, a current recording module is connected to one side of the current monitoring module in a signal mode, a frequency recording module is connected to one side of the current recording module, a duration recording module is connected to one end of the frequency recording module, the current monitoring module is used for monitoring whether current passes through the display lamp or not, current recording is carried out through the current recording module, the frequency of each time the display lamp is electrified is recorded through the frequency recording module, finally, the duration of each time the display lamp is electrified is recorded through the duration recording module, a wire connected with the transformer main core element passes through the bundling box, if the wire leaks electricity, the current is guided into the electric pile through the conducting plate, so that the display lamp emits light, whether the whole body leaks electricity or not is judged by checking whether the display lamp emits light, and according to the recorded lightening frequency, the frequency of the overall leakage fault and the leakage time of each leakage are judged, and the maintenance and judgment of the whole body are beneficial to the maximum degree by maintenance personnel.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a transformer with overload protection and early warning functions according to the present invention;

FIG. 2 is a schematic diagram of an overall split structure of the transformer with overload protection and early warning functions according to the present invention;

FIG. 3 is a schematic structural diagram of an outer casing of the transformer with overload protection and early warning functions according to the present invention;

fig. 4 is a schematic structural diagram of a transformer main core member with overload protection and early warning functions according to the present invention;

FIG. 5 is a schematic diagram of a heat sink structure of a transformer with overload protection and early warning functions according to the present invention;

FIG. 6 is a schematic structural diagram of a transformer vibration assembly with overload protection and early warning functions according to the present invention;

FIG. 7 is a schematic structural diagram of a displacement mechanism of a transformer with overload protection and early warning functions according to the present invention;

FIG. 8 is a schematic structural diagram of a transformer bundling mechanism with overload protection and early warning functions according to the present invention;

FIG. 9 is a schematic structural diagram of an auxiliary mechanism of a transformer with overload protection and early warning functions according to the present invention;

FIG. 10 is a block diagram of a transformer display process with overload protection warning function according to the present invention;

fig. 11 is a block diagram of a transformer main control board with overload protection and early warning functions according to the present invention.

In the figure: 1. an outer housing; 11. an inner tank; 12. a surface groove; 13. a groove; 2. an end cap; 21. a guide rod is externally connected; 3. transforming the main core piece; 4. a main control board; 41. a networking module; 42. an online module; 43. an interconnect module; 44. a current testing module; 45. a rated current testing module; 46. an early warning signal transmitting module; 5. a displacement mechanism; 51. a displacement rod; 52. a displacement block; 53. an electric push rod; 54. a magnetic sleeve; 6. a heat sink; 61. a heat dissipation plate; 62. inserting a block; 63. a slot; 64. a spring is connected; 65. exciting a magnetic block; 66. a lateral groove; 67. a side bit block; 68. a pressing spring; 69. a vibrating assembly; 691. a support spring; 692. vibrating the sloping plate; 693. a short-circuit spring; 694. knocking the ball body; 7. a bundling mechanism; 71. a bundling box; 72. an upper connecting groove; 73. a bundling groove; 74. a bundling tube; 75. penetrating the guide groove; 76. a conductive sheet; 77. a wire; 8. an auxiliary mechanism; 81. an auxiliary box body; 82. an insulating plate; 83. a display; 831. a central processing module; 832. a current monitoring module; 833. a current recording module; 834. a frequency recording module; 835. a time length recording module; 84. connecting an electric pile; 85. connecting a power jack; 86. and a display lamp.

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.

In order to solve the technical problem of how to reduce the overall occurrence frequency of overload faults, as shown in fig. 1-4 and 11, the following preferred technical solutions are provided:

the transformer with overload protection and early warning functions comprises an outer shell 1, an end cover 2 arranged at the upper end of the outer shell 1, the transformer core component 3 is arranged inside the outer shell 1, the upper end of the end cover 2 is provided with a main control board 4, the inner wall of the outer shell 1 is provided with a displacement mechanism 5, the outer surface of the outer shell 1 is provided with a heat radiating piece 6, the upper end of the transformer core component 3 is provided with a bundling mechanism 7, one side of the transformer core component 3 is provided with an auxiliary mechanism 8, the inside of the main control board 4 is provided with a networking module 41, one end of the networking module 41 is in signal connection with an online module 42, one end of the online module 42 is connected with an interconnection module 43, one end of the interconnection module 43 is provided with a current testing module 44, one end of the current testing module 44 is connected with a rated current testing module 45, and one end of the rated current testing module 45 is provided with an early warning signal transmitting module 46.

One side of the main control board 4 is electrically connected with the transformer main core piece 3, the main control board 4 is connected with the internet through the networking module 41, the main control board 4 is connected with the mobile terminal through the online module 42 and the interconnection module 43, the operation current of the transformer main core piece 3 is tested through the current testing module 44, the maximum current in the operation of the transformer main core piece 3 is tested through the rated current testing module 45, and finally, the overload early warning signal is sent to the mobile terminal through the early warning signal transmitting module 46, so that the purpose of reminding a worker of coming maintenance is achieved, the early warning efficiency is high, and the frequency of overload faults occurring on the whole is reduced.

In order to solve the technical problem of how to improve the overall heat dissipation quality, as shown in fig. 2, fig. 3, fig. 5, fig. 6 and fig. 7, the following preferred technical solutions are provided:

the upper surface of the end cover 2 is provided with an external guide rod 21, one end of the external guide rod 21 is connected with the transformer master core piece 3, the inner wall of the outer shell 1 is provided with an inner groove 11, the outer shell 1 is movably connected with the displacement mechanism 5 through the inner groove 11, the outer surface of the outer shell 1 is provided with a surface groove 12, the inner wall of the surface groove 12 is provided with a groove 13, and the outer shell 1 is connected with the heat sink 6 through the surface groove 12.

The displacement mechanism 5 includes a displacement rod 51 disposed inside the housing 1, a displacement block 52 disposed on one side of the displacement rod 51, an electric push rod 53 disposed on one side of the displacement block 52, and a magnetic sleeve 54 disposed on the outer surface of the displacement rod 51, wherein the displacement rod 51 is movably connected to the inner groove 11 through the displacement block 52, and one end of the electric push rod 53 is connected to the inner wall of the inner groove 11.

The heat dissipation member 6 includes a heat dissipation plate 61 disposed on the outer surface of the outer casing 1, an insertion block 62 disposed on one side of the heat dissipation plate 61, an insertion slot 63 disposed on one side of the insertion block 62, and an upper spring 64 and an excitation magnetic block 65 disposed inside the insertion slot 63, one end of the upper spring 64 is connected to the excitation magnetic block 65, the other end of the upper spring 64 is connected to the inner wall of the insertion slot 63, side grooves 66 are disposed on both sides of the insertion block 62, a side block 67 and a pressing spring 68 are disposed inside the side grooves 66, one end of the pressing spring 68 is connected to the inner wall of the side groove 66, and the other end of the pressing spring 68 is connected to the side block 67.

The inside of slot 63 still is provided with vibration subassembly 69, and vibration subassembly 69 is including setting up at the inside branch spring 691 of slot 63, the vibration swash plate 692 of setting at branch spring 691 both ends to and set up the short circuit spring 693 in vibration swash plate 692 one side, and the one end of short circuit spring 693 is provided with strikes spheroid 694, and excitation magnetic path 65 corresponds and magnetism is connected with magnetic sleeve 54.

Concretely, to insert piece 62 in inserting face groove 12, make lateral position piece 67 insert in recess 13 simultaneously, it is fixed to accomplish, utilize the downstream of displacement pole 51, make magnetic sleeve 54 drive excitation magnetic path 65 downstream, excitation magnetic path 65 can crowd into between two sets of vibration swash plate 692, make vibration swash plate 692 open, make displacement pole 51 rebound again, two sets of vibration swash plate 692 then can produce the vibration, and strike spheroid 694 and can hit slot 63 inner wall, play the vibrations effect to heating panel 61, can shake the dust on heating panel 61 surface and fall, thereby improve the radiating quality of heating panel 61, reduce the inside temperature of shell body 1, improve holistic life.

In order to solve the technical problem of how to reduce the overall leakage accident, as shown in fig. 8-10, the following preferred technical solutions are provided:

the bundling mechanism 7 comprises a bundling box 71 arranged on the upper surface of the transformer main core component 3, an upper connecting groove 72 arranged on the upper surface of the bundling box 71, bundling grooves 73 arranged on two sides of the bundling box 71, and a bundling pipe 74 arranged inside the bundling box 71, wherein two ends of the bundling pipe 74 penetrate through the inner wall of the bundling box 71 to be communicated with the outside, a penetrating groove 75 is arranged on the outer surface of the bundling pipe 74, a conducting strip 76 is arranged on the inner wall of the penetrating groove 75, and two ends of the bundling pipe 74 are both provided with conducting wires 77.

The auxiliary mechanism 8 includes an auxiliary box 81 disposed on one side of the transformer main core member 3, an insulating plate 82 disposed on an outer surface of the auxiliary box 81, a display 83 disposed on an outer surface of the insulating plate 82, and an electrical connection stub 84 and a display lamp 86 disposed inside the auxiliary box 81, an electrical connection jack 85 is disposed at an upper end of the electrical connection stub 84, the electrical connection stub 84 is connected to the lead 77 through the electrical connection jack 85, and the electrical connection stub 84 is electrically connected to the display lamp 86.

The inside of display 83 is provided with central processing module 831, the one end of central processing module 831 is provided with current monitoring module 832, one side signal connection of current monitoring module 832 has current recording module 833, one side of current recording module 833 is connected with frequency recording module 834, the one end of frequency recording module 834 is connected with time length recording module 835, monitor display lamp 86 through current monitoring module 832 and whether have the electric current to pass through, and carry out the current recording through current recording module 833, record the frequency of display lamp 86 circular telegram at every turn through frequency recording module 834 simultaneously, record the length of time of circular telegram at every turn of display lamp 86 through time length recording module 835 at last.

Specifically, the wire connected to the transformer main core member 3 is passed through the bundling box 71, and if the wire leaks electricity, the current is conducted into the electric connection pile 84 through the conducting strip 76, so that the display lamp 86 emits light, whether the whole body leaks electricity is determined by checking whether the display lamp 86 emits light, and the frequency of the whole body having an electric leakage fault and the electric leakage time length of each electric leakage are determined according to the recorded light-emitting frequency, so that a maintenance person can make a beneficial maintenance determination on the whole body to the maximum extent.

In order to better explain the above embodiments, the present invention further provides an implementation scheme of a method for using a transformer with an overload protection and early warning function, including the following steps:

the method comprises the following steps: inserting the inserting block 62 into the face groove 12, inserting the side block 67 into the groove 13 to complete fixing, and driving the excitation magnetic block 65 to move downwards by the magnetic sleeve 54 by utilizing the downward movement of the displacement rod 51;

step two: the excitation magnet 65 is squeezed between the two groups of the vibration sloping plates 692, so that the vibration sloping plates 692 are opened, the displacement rod 51 moves upwards, the two groups of the vibration sloping plates 692 vibrate, and the knocking ball 694 strikes the inner wall of the slot 63;

step three: the wire connected with the transformer main core piece 3 passes through the bundling box 71, if the wire leaks electricity, the current is led into the electric connection pile 84 through the conducting sheet 76, so that the display lamp 86 emits light;

step four: the rated current of the transformer main core piece 3 is detected through the main control board 4, the current is prevented from being damaged due to overlarge current, and all using steps are completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. Transformer with overload protection early warning function, including shell body (1), set up end cover (2) in shell body (1) upper end to and set up transformer main core spare (3) inside shell body (1), its characterized in that: the upper end of the end cover (2) is provided with a main control board (4), the inner wall of the outer shell (1) is provided with a displacement mechanism (5), the outer surface of the outer shell (1) is provided with a heat radiating piece (6), the upper end of the transformer main core piece (3) is provided with a bundling mechanism (7), and one side of the transformer main core piece (3) is provided with an auxiliary mechanism (8);

a networking module (41) is arranged in the main control board (4), one end of the networking module (41) is connected with an online module (42) in a signal mode, one end of the online module (42) is connected with an interconnection module (43), one end of the interconnection module (43) is provided with a current testing module (44), one end of the current testing module (44) is connected with a rated current testing module (45), and one end of the rated current testing module (45) is provided with an early warning signal transmitting module (46);

the heat dissipation piece (6) comprises a heat dissipation plate (61) arranged on the outer surface of the outer shell (1), an insertion block (62) arranged on one side of the heat dissipation plate (61), an insertion groove (63) formed in one side of the insertion block (62), and an upper connection spring (64) and a vibration excitation magnetic block (65) arranged in the insertion groove (63), wherein one end of the upper connection spring (64) is connected with the vibration excitation magnetic block (65), the other end of the upper connection spring (64) is connected with the inner wall of the insertion groove (63), side grooves (66) are formed in two sides of the insertion block (62), a side block (67) and a pressing spring (68) are arranged in the side groove (66), one end of the pressing spring (68) is connected with the inner wall of the side groove (66), and the other end of the pressing spring (68) is connected with the side block (67);

the vibration assembly (69) is further arranged inside the slot (63), the vibration assembly (69) comprises a supporting spring (691) arranged inside the slot (63), vibration inclined plates (692) arranged at two ends of the supporting spring (691), and a short circuit spring (693) arranged on one side of the vibration inclined plates (692), a knocking ball body (694) is arranged at one end of the short circuit spring (693), and the excitation magnetic block (65) corresponds to the magnetic sleeve (54) and is connected with the magnetic sleeve in a magnetic mode.

2. The transformer with overload protection and early warning functions as claimed in claim 1, wherein: one side of the main control board (4) is electrically connected with the transformer main core piece (3), the main control board (4) is connected with the internet through the networking module (41), the main control board (4) is connected with the mobile terminal through the online module (42) and the interconnection module (43), the operation current of the transformer main core piece (3) is tested through the current testing module (44), the maximum current of the transformer main core piece (3) in operation is tested through the rated current testing module (45), and finally, the overload early warning signal is sent to the mobile terminal through the early warning signal transmitting module (46).

3. The transformer with the overload protection and early warning function according to claim 2, wherein: the upper surface of end cover (2) is provided with external guide rod (21), the one end of external guide rod (21) is connected with main core spare of vary voltage (3), seted up on the inner wall of shell body (1) inside groove (11), shell body (1) is through inside groove (11) and displacement mechanism (5) swing joint, seted up face groove (12) on the surface of shell body (1), be provided with recess (13) on the inner wall of face groove (12), shell body (1) is connected with radiating piece (6) through face groove (12).

4. The transformer with overload protection and early warning functions as claimed in claim 3, wherein: the displacement mechanism (5) comprises a displacement rod (51) arranged inside the outer shell (1), a displacement block (52) arranged on one side of the displacement rod (51), an electric push rod (53) arranged on one side of the displacement block (52), and a magnetic sleeve (54) arranged on the outer surface of the displacement rod (51), wherein the displacement rod (51) is movably connected with the inner groove (11) through the displacement block (52), and one end of the electric push rod (53) is connected with the inner wall of the inner groove (11).

5. The transformer with the overload protection and early warning function according to claim 4, wherein: the bundling mechanism (7) comprises a bundling box (71) arranged on the upper surface of the transformer main core piece (3), an upper connecting groove (72) arranged on the upper surface of the bundling box (71), bundling grooves (73) arranged on two sides of the bundling box (71), and a bundling pipe (74) arranged inside the bundling box (71), wherein two ends of the bundling pipe (74) penetrate through the inner wall of the bundling box (71) to be communicated with the outside, a penetrating groove (75) is arranged on the outer surface of the bundling pipe (74), a conducting strip (76) is arranged on the inner wall of the penetrating groove (75), and conducting wires (77) are arranged at two ends of the bundling pipe (74).

6. The transformer with the overload protection and early warning function according to claim 5, wherein: the auxiliary mechanism (8) comprises an auxiliary box body (81) arranged on one side of the transformer main core piece (3), an insulating plate (82) arranged on the outer surface of the auxiliary box body (81), a display (83) arranged on the outer surface of the insulating plate (82), and an electric connection pile (84) and a display lamp (86) which are arranged inside the auxiliary box body (81), wherein an electric connection jack (85) is arranged at the upper end of the electric connection pile (84), the electric connection pile (84) is connected with a lead (77) through the electric connection jack (85), and the electric connection pile (84) is electrically connected with the display lamp (86).

7. The transformer with the overload protection and early warning function as claimed in claim 6, wherein: the inside of display (83) is provided with central processing module (831), the one end of central processing module (831) is provided with current monitoring module (832), one side signal connection of current monitoring module (832) has current recording module (833), one side of current recording module (833) is connected with frequency recording module (834), the one end of frequency recording module (834) is connected with length of time recording module (835), whether there is the electric current to pass through current monitoring module (832) monitoring display lamp (86), and carry out the current recording through current recording module (833), record the frequency of circular telegram at every turn of display lamp (86) through frequency recording module (834) simultaneously, record the length of time of circular telegram at every turn of display lamp (86) through length of time recording module (835) at last.

8. The use method of the transformer with the overload protection and early warning function according to claim 7 is characterized in that: the method comprises the following steps:

s1: inserting the insertion block (62) into the surface groove (12), simultaneously inserting the lateral block (67) into the groove (13) to complete fixation, and driving the excitation magnetic block (65) to move downwards by the magnetic sleeve (54) by utilizing the downward movement of the displacement rod (51);

s2: the excitation magnetic block (65) can be squeezed between the two groups of vibration inclined plates (692) to open the vibration inclined plates (692), then the displacement rod (51) moves upwards, the two groups of vibration inclined plates (692) can vibrate, and the knocking ball (694) can strike the inner wall of the slot (63);

s3: the wire connected with the transformer main core piece (3) passes through the bundling box (71), if the wire leaks electricity, the current is led into the electricity receiving pile (84) through the conducting sheet (76), so that the display lamp (86) emits light;

s4: the rated current of the transformer main core piece (3) is detected through the main control board (4), the current is prevented from being damaged due to overlarge current, and all using steps are completed.