CN206516446U - A kind of Miniature safety electronic transformer - Google Patents

A kind of Miniature safety electronic transformer Download PDF

Info

Publication number
CN206516446U
CN206516446U CN201720088657.7U CN201720088657U CN206516446U CN 206516446 U CN206516446 U CN 206516446U CN 201720088657 U CN201720088657 U CN 201720088657U CN 206516446 U CN206516446 U CN 206516446U
Authority
CN
China
Prior art keywords
protective cover
electronic transformer
sensor
plc
interface
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720088657.7U
Other languages
Chinese (zh)
Inventor
许新成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Tong Mao Electronics Co Ltd
Original Assignee
Dongguan Tong Mao Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Tong Mao Electronics Co Ltd filed Critical Dongguan Tong Mao Electronics Co Ltd
Priority to CN201720088657.7U priority Critical patent/CN206516446U/en
Application granted granted Critical
Publication of CN206516446U publication Critical patent/CN206516446U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of Miniature safety electronic transformer, including protective cover, top cover is installed at the top of protective cover, the side of protective cover is provided with inlet interface, the side of inlet interface is provided with outlet interface, the inside of inlet interface and outlet interface is mounted on sensor, the top of inlet interface and outlet interface is mounted on fastening bolt, the inside of protective cover is provided with several trapezoidal support frames, the top inner wall of trapezoidal support frame is connected by several support springs and the bottom interior wall of protective cover, pcb board is installed at the top of trapezoidal support frame, electronic transformer body is installed on pcb board, the side of electronic transformer body is provided with PLC, the side of PLC is provided with temperature sensor, the side of temperature sensor is provided with inductive switch, drying box is mounted on the both sides inwall of protective cover, the top of pcb board is provided with radiator, this kind of electronic transformer, it is safe and reliable, service life is long.

Description

A kind of Miniature safety electronic transformer
Technical field
The utility model is related to electronic transformer technical field of improvement, specially a kind of Miniature safety electronic transformer.
Background technology
Electronic transformer, with the alternating voltage of civil power is changed into after direct current again by semiconductor switch device and electricity Subcomponent and high frequency transformer winding constitute a kind of electronic installation of high-frequency ac voltage output, are also the institute in theory of electronics A kind of friendship orthogonal inverter circuit told about.In simple terms, it is mainly by high frequency transformer magnetic core (iron core) and two or two Coil composition above, they do not change position mutually, from one or more electrical circuit, by alternating electromotive force by electricity Magnetic induction is acted on, and is transformed into alternating voltage and electric current.And in the output end of high frequency transformer, the electricity consumption to one or more Loop, supplies the high-frequency ac or direct current of different voltage class.
Existing miniature electronic transformer safety in utilization is not high, is passed through too high voltage or electric current easily burns transformation Device, while existing miniature electronic transformer heat dispersion is bad.
Utility model content
The purpose of this utility model is to provide a kind of Miniature safety electronic transformer, to solve to carry in above-mentioned background technology The problem of going out.
To achieve the above object, the utility model provides following technical scheme:A kind of Miniature safety electronic transformer, including Top cover is installed, the corresponding both sides of the protective cover are mounted on fixed seat, the fixation at the top of protective cover, the protective cover Several fixed bolt holes are provided with seat, the top of the fixed seat is provided with ventilation sampan, and the ventilation sampan is arranged on On the outer wall of the protective cover, the side of the protective cover is provided with inlet interface, and the side of the inlet interface is provided with out The inside of line interface, the inlet interface and the outlet interface is mounted on sensor, the inlet interface and the outlet The top of interface is mounted on fastening bolt, and the inside of the protective cover is provided with several trapezoidal support frames, the trapezoidal branch The top inner wall of support is connected by several support springs with the bottom interior wall of the protective cover, the top of the trapezoidal support frame Portion, which is provided with pcb board, the pcb board, is provided with electronic transformer body, and the side of the electronic transformer body is provided with PLC, the side of the PLC is provided with temperature sensor, and the side of the temperature sensor is provided with sensing Drying box is mounted on switch, the both sides inwall of the protective cover, the top of the pcb board is provided with radiator, described to dissipate Hot device is arranged on the bottom of the top cover.
Further, the sensor, radiator, inductive switch and temperature sensor are electrically connected with PLC.
Further, the sensor includes current sensor and voltage sensor.
Further, the drying box is flexibly connected with protective cover by buckle, and the inside of the drying box is filled with silicon Glue particle.
Further, the protective cover is flexibly connected with top cover by screw.
Further, the fastening bolt uses a kind of insulating screw.
Compared with prior art, the beneficial effects of the utility model are:This kind of Miniature safety electronic transformer, current sense Device and voltage sensor can monitor the curent change situation of input and output in real time, and the signal of collection is passed into PLC controls Device processed, when the electric current and magnitude of voltage of detection are more than the preset value of PLC, PLC controller control inductive switch Disconnect, electric current is not transferred in transformer, it is ensured that the safety of transformer, temperature sensor can be monitored in protective cover in real time The temperature variations in portion, and the signal of collection is passed into PLC, when temperature is too high, PLC control radiating Device works, and is transformer cooling, it is ensured that the safety of transformer, prevents from burning out transformer because temperature is too high, the setting of drying box is protected Card protective cover is internally dry, is conducive to the service life for using safety, lifting transformer of transformer.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model;
Fig. 2 is whole interior structural representation of the present utility model.
In reference:1- protective covers;2- ventilation sampans;3- fixed bolt holes;4- fixed seats;5- top covers;6- fastens spiral shell Bolt;7- inlet interfaces;8- sensors;9- outlet interfaces;The trapezoidal support frames of 10-;11- support springs;12-PCB plates;13- is dried Box;14- radiators;15- inductive switches;16- temperature sensors;17-PLC controllers;18- electronic transformer bodies.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of Miniature safety electronic transformer, including protective cover 1, protective cover 1 Top top cover 5 is installed, the corresponding both sides of protective cover 1, which are mounted on being provided with several in fixed seat 4, fixed seat 4, to be fixed Bolt hole 3, the top of fixed seat 4 is provided with ventilation sampan 2, and ventilation sampan 2 is arranged on the outer wall of protective cover 1, protective cover 1 Side is provided with inlet interface 7, and the side of inlet interface 7 is provided with the inside of outlet interface 9, inlet interface 7 and outlet interface 9 It is mounted on sensor 8, the top of inlet interface 7 and outlet interface 9 is mounted on fastening bolt 6, and the inside of protective cover 1 is installed There are several trapezoidal support frames 10, the top inner wall of trapezoidal support frame 10 passes through several support springs 11 and the bottom of protective cover 1 Portion's inwall connection, the top of trapezoidal support frame 10, which is provided with pcb board 12, pcb board 12, is provided with electronic transformer body 18, electricity The side of sub- transformer body 18 is provided with PLC 17, and the side of PLC 17 is provided with temperature sensor 16, temperature The side of degree sensor 16, which is provided with inductive switch 15, the both sides inwall of protective cover 1, is mounted on drying box 13, pcb board 12 Top radiator 14 is installed, radiator 14 is arranged on the bottom of top cover 5.
Further, the sensor 8, radiator 14, inductive switch 15 and temperature sensor 16 with PLC 17 It is electrically connected with, is easy to the transmission of signal.
Further, the sensor 8 includes current sensor and voltage sensor, is easy to real-time monitor current and voltage Information.
Further, the drying box 13 is flexibly connected with protective cover 1 by buckle, the inside filling of the drying box 13 There is silica gel particle, it is ensured that protective cover 1 is internally dry, be conducive to transformer uses safety.
Further, the protective cover 1 is flexibly connected with top cover 5 by screw, easy to disassemble, is conducive to repairing transformation Device.
Further, the fastening bolt 6 uses a kind of insulating screw, and insulation effect is good, it is ensured that use safety.
Operation principle:During work, current sensor and voltage sensor can monitor the electric current change of input and output in real time Change situation, and the signal of collection is passed into PLC 17, when the electric current and magnitude of voltage of detection are more than PLC 17 During preset value, the controller of PLC 17 control inductive switch 15 disconnects, and electric current is not transferred in transformer, it is ensured that to become The safety of depressor, temperature sensor 16 can monitor the temperature variations inside protective cover 1 in real time, and the signal of collection is passed PLC 17 is passed, when temperature is too high, the control radiator 14 of PLC 17 works, and is transformer cooling, it is ensured that become The safety of depressor, prevents from burning out transformer because temperature is too high, and the setting of drying box 13 ensures that protective cover 1 is internally dry, is conducive to The service life for using safety, lifting transformer of transformer.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of Miniature safety electronic transformer, including protective cover (1), it is characterised in that:Install at the top of the protective cover (1) There is a top cover (5), the corresponding both sides of the protective cover (1) are mounted on being provided with fixed seat (4), the fixed seat (4) some Individual fixed bolt hole (3), the top of the fixed seat (4) is provided with ventilation sampan (2), and the ventilation sampan (2) is arranged on institute On the outer wall for stating protective cover (1), the side of the protective cover (1) is provided with inlet interface (7), the one of the inlet interface (7) Side is provided with outlet interface (9), and the inside of the inlet interface (7) and the outlet interface (9) is mounted on sensor (8), The top of the inlet interface (7) and the outlet interface (9) is mounted on fastening bolt (6), the inside of the protective cover (1) Several trapezoidal support frames (10) are installed, the top inner wall of the trapezoidal support frame (10) passes through several support springs (11) It is connected with the bottom interior wall of the protective cover (1), pcb board (12), the PCB is installed at the top of the trapezoidal support frame (10) Electronic transformer body (18) is installed, the side of the electronic transformer body (18) is provided with PLC on plate (12) (17), the side of the PLC (17) is provided with temperature sensor (16), and the side of the temperature sensor (16) is installed Have and drying box (13) be mounted on inductive switch (15), the both sides inwall of the protective cover (1), the pcb board (12) it is upper Portion is provided with radiator (14), and the radiator (14) is arranged on the bottom of the top cover (5).
2. a kind of Miniature safety electronic transformer according to claim 1, it is characterised in that:The sensor (8), radiating Device (14), inductive switch (15) and temperature sensor (16) are electrically connected with PLC (17).
3. a kind of Miniature safety electronic transformer according to claim 1, it is characterised in that:The sensor (8) includes Current sensor and voltage sensor.
4. a kind of Miniature safety electronic transformer according to claim 1, it is characterised in that:The drying box (13) is with protecting Shield (1) is flexibly connected by buckle, and the inside of the drying box (13) is filled with silica gel particle.
5. a kind of Miniature safety electronic transformer according to claim 1, it is characterised in that:The protective cover (1) and top Lid (5) is flexibly connected by screw.
6. a kind of Miniature safety electronic transformer according to claim 1, it is characterised in that:The fastening bolt (6) is adopted Use a kind of insulating screw.
CN201720088657.7U 2017-01-20 2017-01-20 A kind of Miniature safety electronic transformer Expired - Fee Related CN206516446U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720088657.7U CN206516446U (en) 2017-01-20 2017-01-20 A kind of Miniature safety electronic transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720088657.7U CN206516446U (en) 2017-01-20 2017-01-20 A kind of Miniature safety electronic transformer

Publications (1)

Publication Number Publication Date
CN206516446U true CN206516446U (en) 2017-09-22

Family

ID=59866602

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720088657.7U Expired - Fee Related CN206516446U (en) 2017-01-20 2017-01-20 A kind of Miniature safety electronic transformer

Country Status (1)

Country Link
CN (1) CN206516446U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107610903A (en) * 2017-09-27 2018-01-19 联合汽车电子有限公司 Integrated electric supply installation
CN107906485A (en) * 2017-11-23 2018-04-13 广东天圣高科股份有限公司 A kind of LED lamp multichannel pressure regulator
CN109637780A (en) * 2019-01-14 2019-04-16 清流伊科电子科技有限公司 A kind of high power density electronic transformer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107610903A (en) * 2017-09-27 2018-01-19 联合汽车电子有限公司 Integrated electric supply installation
CN107906485A (en) * 2017-11-23 2018-04-13 广东天圣高科股份有限公司 A kind of LED lamp multichannel pressure regulator
CN109637780A (en) * 2019-01-14 2019-04-16 清流伊科电子科技有限公司 A kind of high power density electronic transformer

Similar Documents

Publication Publication Date Title
CN206516446U (en) A kind of Miniature safety electronic transformer
CN203233317U (en) Traction converter for diesel locomotive
CN206331880U (en) Transformer with temperature automatically controlled function
CN205723072U (en) A kind of transformator with high-efficient radiating function
CN107887116A (en) A kind of new electronic transformer guard shield
CN209071068U (en) A kind of waterproof durable type transformer
CN208014479U (en) A kind of novel electronic transformer guard shield
CN205508567U (en) Transformer
CN205508568U (en) Novel transformer
CN208955432U (en) A kind of high-tension switch cabinet that thermal diffusivity is good
CN203135276U (en) Device for heating transformer oil in transformer
CN207663887U (en) A kind of novel electric power intelligent transformer
CN202003810U (en) Phaseshift rectification power transformer
CN206975134U (en) A kind of energy-saving type electromagnetic oven aging equipment
CN206471832U (en) A kind of reactive power compensation device
CN205793453U (en) A kind of electric heating plate variable-frequency heating system
CN201841654U (en) Electricity-saving appliance of electromagnetic induction heating and injection molding device
CN205789400U (en) A kind of regulate and control to run special distribution transformer
CN206332934U (en) A kind of Electric Appliance Cabinet for high-power glass melting furnace
CN207611661U (en) A kind of transformer outlet protection supervisory equipment
CN201844533U (en) Air-cooled variable frequency electromagnetic water heating device
CN208335969U (en) A kind of portable transformer
CN206763183U (en) One kind is used for electrostatic powder coating spray gun high-pressure modular
CN207098528U (en) A kind of intensive insulation bus duct
CN206164103U (en) Reactive compensation formula intelligence power capacitor

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170922

Termination date: 20190120