CN209233739U - A kind of novel high-power synchronous rectification high frequency switch power unit module - Google Patents

A kind of novel high-power synchronous rectification high frequency switch power unit module Download PDF

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Publication number
CN209233739U
CN209233739U CN201822204308.4U CN201822204308U CN209233739U CN 209233739 U CN209233739 U CN 209233739U CN 201822204308 U CN201822204308 U CN 201822204308U CN 209233739 U CN209233739 U CN 209233739U
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aluminium
aluminium row
synchronous rectification
frequency switch
novel
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CN201822204308.4U
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李洪亮
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Foshan Lihao Power Supply Technology Co Ltd
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Foshan Lihao Power Supply Technology Co Ltd
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Abstract

The utility model relates to a kind of novel high-power synchronous rectification high frequency switch power unit modules, including at least one drawer type cabinet;It is divided into the first sealed box body and the second box body;First sealed box body is equipped with the wiring board of trigger control circuit;The double aluminium rows of conduction of the second box body installation with cooling water channel, main transformer and commutation system;Conductive double aluminium rows include the first aluminium row and the second aluminium row in horizontal direction parallel arrangement;Radiation water channel is equipped in first aluminium row and/or the second aluminium row;Fixation that first aluminium is arranged and one end of the second aluminium row is individually insulated with intermediate bulkhead, the other end extend to outside the second box body rear panel, insulate and fix with cabinet;At least one set of main transformer is installed between the first aluminium row and the second aluminium row;High-frequency rectification inverter module is installed in the outside of the first aluminium row;Commutation system is mounted on the exclusive side of the second aluminium.The power supply unit module assembling structure volume is small, and stability is good, and installation maintenance is simple and convenient, greatly improves production efficiency.

Description

A kind of novel high-power synchronous rectification high frequency switch power unit module
Technical field
The utility model relates to power technique fields, and in particular to a kind of novel high-power synchronous rectification high frequency switch power Unit module.
Background technique
In today's society, with the continuous development of science and technology with the progress of constantly bringing forth new ideas of technology, electron electric power equipment is in people Life, play a significant role in work, more have with industrial expansion it is inseparable contact, and electronic equipment is all It is be unable to do without the power supply of long time stability work, over time, high frequency switch power is in chemical industry, electrolysis, electromagnetism Etc. having obtained more being widely applied in the field for needing large power supply to dispense, and traditional power frequency DC power supply is due to volume It is big and weigh, the disadvantages of big, stability is poor be lost, large power supply export in, also slowly can not meet production The requirement of demand and technique.For traditional power frequency DC power supply, small in size, weight that high frequency switch power has Gently, energy conservation and environmental protection is high-efficient, reliable and stable, dilatation is easy, debugs the advantages that simple, in use, also obtains one by one The approval and support of client.
In current existing high frequency switch power, assembling structure is substantially by cabinet, high-tension coil winding transformation Device, circuit control module, the Schottky tube of rectifying part or rectifier diode and cooling system etc. are constituted.In this configuration, Its shortcoming and deficiency also being exposed slowly: the dispersion of component mounting arrangements, connection type entanglement is unordered, using Schottky tube Or rectifies energy loss is big, low efficiency and dilatation difficulty is big, and influence, heat dissipation effect are easily interfered with each other between each device Fruit is poor.During installing and using, due to differentiation, so that we need more materials, more tools can be only achieved institute The output voltage needed.So that final product shape is not of uniform size, output is different, and product cost is consequently increased.
Therefore, there is room for improvement for current high frequency switch power.
Utility model content
In view of this, the present invention provides a kind of easy to assembly, the strong powerful synchronous rectification height of reliability Frequency switch power supply equipment, can effectively improve the efficiency of installation maintenance, to effectively reduce production and processing cost.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of novel high-power synchronous rectification high frequency switch power unit module, including at least one drawer type cabinet;Institute It states drawer type cabinet and is divided into the first sealed box body and the second box body;
First sealed box body is equipped with the wiring board of trigger control circuit;
Conduction pair aluminium row, main transformer and commutation system of the second box body installation with cooling water channel;
Conductive double aluminium rows include the first aluminium row and the second aluminium row in horizontal direction parallel arrangement;The first aluminium row And/or second aluminium row in be equipped with radiation water channel;One end that first aluminium row and the second aluminium are arranged with intermediate bulkhead individually Insulation is fixed, and the intermediate bulkhead is between first box body and second box body;The other end extends to described second Outside box body rear panel, insulate and fix with cabinet;
At least one set of main transformer is installed between first aluminium row and the second aluminium row;In the outside of first aluminium row High-frequency rectification inverter module is installed;
The commutation system is mounted on the exclusive side of the second aluminium.
Further, the commutation system includes: that MOSFET is managed, MOSFET pipe connection circuit board is connected with MOSFET pipe Copper sheet;
The pole D of the MOSFET pipe is fixedly mounted on the second aluminium row;
The MOSFET pipe connection circuit board connect the fixed company of copper sheet with MOSFET pipe and the MOSFET pipe respectively It connects.
Further, the main transformer includes: shell, newel and is mounted on the intracorporal toroidal core of the shell, institute State the coil that uniform winding different number silk-covered wire is formed on toroidal core;
The coil periphery is equipped with insulation film, is equipped with heat-shrink tube and cotton varnished sleeve in the coil primary line leading-out terminal;
The newel setting and the hull outside, described shell one end is fixed on described first by the newel On aluminium row, the other end connect copper sheet with the MOSFET pipe and mutually sticks together, and arranges insulation isolation with second aluminium and fix.
Further, completely cut off between the main transformer shell other end and second aluminium row by insulating layer and fixed.
Further, the insulating layer is solid insulating material.
Further, the solid insulating material includes following any:
Insulated paint, insulating cement and non-conductive fibre product.
Further, the S pole pipe foot of the MOSFET pipe is welded on the MOSFET pipe connection copper sheet;The MOSFET Pipe G pole pipe foot is respectively welded at the MOSFET pipe with D pole pipe foot and connects on circuit board.
Further, the wiring board includes synchronous rectification master control borad, rectification MOSFET control making sheet and switching tube circuit Plate.
Further, the cooling water channel of conductive double aluminium rows is inner sealing, and outside is installed into the U-shaped water of faucet Road.
Further, handle is equipped on the outside of the drawer type cabinet;The drawer type chassis bottom is equipped with tourelle.
The beneficial effect of above-mentioned technical proposal provided by the embodiment of the utility model includes at least:
A kind of novel high-power synchronous rectification high frequency switch power unit module provided by the embodiment of the utility model, wherein Drawer type chassis design rectifies high frequency switch power unit group as an independent powerful synchronous, with traditional integrated height Frequency Switching Power Supply is compared, and the equipment assembling structure volume is small, and light-weight, stability is good, and both artistic and practical, environmental protection and energy saving are high-efficient, Installation maintenance is simple and convenient, not only greatly reduces material and production cost, also optimizes the structure of complete machine, greatly improves Production efficiency.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages can pass through Structure specifically indicated in the written description, claims, and drawings is achieved and obtained.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the construction profile figure of synchronous rectification high frequency switch power equipment provided by the utility model;
Fig. 2 is the structure sectional front view of synchronous rectification high frequency switch power equipment provided by the utility model;
Fig. 3 is the structure top view of synchronous rectification high frequency switch power equipment provided by the utility model;
Fig. 4 A is the structure left view of synchronous rectification high frequency switch power equipment provided by the utility model;
Fig. 4 B is the left view for removing drawer type chassis shell body of Fig. 4 A provided by the utility model;
Fig. 5 A is the structure right view of synchronous rectification high frequency switch power equipment provided by the utility model;
Fig. 5 B is the right view for removing drawer type chassis shell body of Fig. 5 A provided by the utility model;
In figure: 1- high-voltage winding main transformer, 2- main transformer first shell, 3- main transformer second shell, 4- first Newel, the second newel of 5-, 6- fixing bolt, the first aluminium of 7- row, the second aluminium of 8- row, 9-MOSFET pipe, 10-MOSFET pipe Connection circuit board, 11-MOSFET pipe connection copper sheet, 12- insulating layer, 13- high-frequency rectification inverter module, the first sealed box body of 14-, The second box body of 15-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model embodiment provides a kind of novel high-power synchronous rectification high frequency switch power unit module, reference Shown in Fig. 1-3, comprising: at least one drawer type cabinet;The drawer type cabinet is divided into the first sealed box body 14 and the second box body 15;
Wherein:
The wiring board of trigger control circuit is installed, the second box body installs leading with cooling water channel in the first sealed box body 14 Electric double aluminium row, high-tension coil winding main transformer and commutation system.
Conductive double aluminium rows include the first aluminium row 7 and the second aluminium row 8 in horizontal direction parallel arrangement;First aluminium row 7 and/or Independent radiation water channel is equipped in second aluminium row 8;One end of first aluminium row 7 and the second aluminium row 8 are and before the second box body 15 Plate (i.e. the intermediate bulkhead of the first box body 14 and the second box body 15) insulation is fixed, and the other end extends to outside 15 rear panel of the second box body Portion insulate with cabinet and fixes;
At least one set of main transformer 1 is installed between above-mentioned first aluminium row 7 and the second aluminium row 8;
Referring to shown in Fig. 4 A, 4B, high-frequency rectification inverter module 13 is installed in the outside of the first aluminium row 7;Referring to Fig. 5 A, 5B Shown, commutation system is mounted on 8 outside of the second aluminium row.
Conductive double aluminium arrange the output stage as synchronous rectification high frequency switch power equipment, and conductive double aluminium rows are intermediate to have water flowing Radiation water channel, be installed in parallel on drawer type cabinet in the horizontal direction, before one end and the second box body of drawer type cabinet 15 Panel (i.e. the intermediate bulkhead of the first box body 14 and the second box body 15) insulation is fixed, and the other end reaches the second box of drawer type cabinet Output connection is done outside 15 rear panel of body, is not only reduced unnecessary copper bar connection, is also optimized cooling water channel connection, greatly Improve the heat dissipation effect of component.Conductive double aluminium row parallel arrangement outputs, are effectively reduced external magnetic field to component Interference, but also total system more optimizes succinctly.
Wherein: aluminium drainage is inner sealing, and outside is installed into the U-shaped water channel of faucet, when cooling water passes through water channel, The partial heat that be mounted on aluminium and arrange upper component can be taken away, in the range of being allowed to maintain reasonable benefit/risk.The cooling water of aluminium row Road diameter can increase or reduce according to the size of heat dispersal situations and water flow.Main purpose is exactly to each first device Part heat dissipation, it is ensured that product being capable of securely and reliably stable work.
A kind of novel high-power synchronous rectification high frequency switch power unit module provided by the embodiment of the utility model, wherein Drawer type chassis design rectifies high frequency switch power unit group as an independent powerful synchronous, with traditional integrated height Frequency Switching Power Supply is compared, and the equipment assembling structure volume is small, and light-weight, stability is good, and both artistic and practical, environmental protection and energy saving are high-efficient, Installation maintenance is simple and convenient, not only greatly reduces material and production cost, also optimizes the structure of complete machine, greatly improves Production efficiency.
In the present embodiment, above-mentioned drawer type cabinet is redesigned on traditional integrated machine equipment cabinet, is made Volume it is smaller, weight is lighter, more beautiful generous.Traditional integrated electronic component is split to come, it is orderly whole Neat mounting arrangements are allowed to form an independent integral unit group in the cabinet inside of drawer type, can be according to the size of power One or more unit groups are selected to carry out assembly and connection, flexibility is big, is easy to use and installation.
As shown in Figure 1, drawer type cabinet front end is first sealed box body 14 with front shroud, rear portion be by it is upper and lower, Second box body 15 made of the detachable cover plate combination in the directions such as left and right, rear.Since the drawer type cabinet compares traditional power supply Equipment volume reduces, light-weight, in the actual use process, can select one or more machines according to the watt level of product Case is combined installation, greatly reduced unnecessary connection, improves the efficiency of installation maintenance, to effectively reduce Produce and process cost.
In one embodiment, above-mentioned commutation system is referring to shown in Fig. 2, comprising: MOSFET pipe 9, MOSFET pipe connection electricity Road plate 10 connects copper sheet 11 with MOSFET pipe;
It is this synchronous rectification high frequency switch power equipment right view referring to Fig. 5 A, 5B, i.e., is watched from the second aluminium row direction Schematic diagram;
The pole D (drain electrode) of MOSFET pipe 9 is directly locked with bolt to be mounted on the second aluminium row 8;Wherein MOSFET pipe 9 For example connected with copper sheet for 10 one group, when concrete application, there can be the MOSFET pipe 9 of multi-quantity;More than quantity MOSFET pipe 9, capacity reservation is big, can effectively reduce heating loss or the probability that MOSFET pipe is burnt out, has greatly improved The reliability of product, installation maintenance are also convenient and efficient.
As shown in Fig. 2, its MOSFET pipe 9 pole body S (source electrode) pin is welded on MOSFET pipe connection copper sheet 11, with main transformer 1 shell side of depressor mutually sticks together, and the pole G (grid) pin is welded on MOSFET pipe with the pole D (drain electrode) pin and connects circuit board On 10.It selects MOSFET pipe instead of traditional Schottky tube or rectifier diode, the damage of product can be effectively reduced Consumption can also enable the work of effective long time stability with the fixation of effective solution MOSFET pipe and cooling problem Make.
In one embodiment, as shown in Fig. 2, main transformer 1 includes: shell, newel and is mounted on the intracorporal ring of shell Shape magnetic core, the coil that uniform winding different number silk-covered wire is formed on toroidal core;
Coil periphery is equipped with insulation film, is equipped with heat-shrink tube and cotton varnished sleeve in coil primary line leading-out terminal;Shell one end is logical It crosses newel to be fixed on the first aluminium row 7, the other end connects 11 phase of copper sheet by MOSFET pipe and sticks together, and arranges with the second aluminium Insulation isolation is fixed.
Specifically, as shown in Fig. 2, the side of 2 upper and lower ends of main transformer first shell passes through fixing bolt and master respectively 4 lower end of the first newel on transformer 1 is fixedly connected with 5 upper end of the second newel, 2 upper and lower ends of main transformer first shell The other side by bolt be mounted on the first aluminium row 7 on;The side of 3 upper and lower ends of main transformer second shell passes through fixation respectively Bolt 6 is fixedly connected with 4 upper end of the first newel of main transformer 1 and 5 lower end of the second newel, and the other side passes sequentially through up and down MOSFET pipe connection copper sheet 11 and insulating layer 12 are fixed on the second aluminium row 8.
It is a kind of using shell as the height of low-pressure side as the main transformer of this synchronous rectification high frequency switch power equipment Frequency switching mode power supply transformer can select different number silk-covered wire is uniformly neat to be wrapped in annular according to the size of output power It is formed on magnetic core.The parallel fixed and arranged of main transformer 1 can select one or more main on conductive double aluminium rows according to watt level Transformer is applied in combination.It is selected between 1 low pressure side body of main transformer (main transformer second shell 3) and the second aluminium row 8 Insulating layer 12 is isolated.Wherein insulating layer 12 is solid insulating material, for example is insulated paint, insulating cement and non-conductive fibre system Product etc.;It also such as can be glass, ceramic;Mica, asbestos and its product etc..
Insulated paint, insulating cement be all based on high molecular polymer, can be solidified under certain condition insulation dura mater or Insulate whole important insulating materials.
Insulated paint is mainly made of the part such as Qi Ji, solvent, diluent, filler, is insulated after the film forming solidification of insulated paint strong Degree is higher, may generally serve as motor, the varnished insulation of electric apparatus coil or coating insulation.Impregnating varnish, enamel-cover can be divided by purposes Line paint, coating varnish, lamination coating and anticorona varinish etc..
Insulating cement is similar to insulated paint, generally added with filler, be widely used in casting cable connector, casing, 220kV and its Following current transformer, 10kV and its following voltage transformer.Insulating cement has yellow cable gum, black cable gum, epoxy cable Glue, epoxide-resin glue, epoxy polyester glue etc..
Non-conductive fibre product refers to the insulating materials made of insulating paper, cardboard, paper tube, cloth and various fabrics etc.. Impregnating fibre is then to make ground with non-conductive fibre product, and leaching is made with insulated paint, it has certain mechanical strength, electrical Intensity, anti-moisture performance have been also equipped with the specific functions such as some mould proof, anti-electric, radiation protections.
The insulating layer is also such as to make ground with fiber, the different adhesive of dip-coating, through hot pressing or stratiform made of rolling Structural insulation material has superior electrical performance, mechanical property and the characteristics such as heat-resisting, resistance to mould, resistance to electric arc, anticorona.
In the present embodiment, prolonged work leads to coil windings fever damage in order to prevent, it is actual using In, more powerful toroidal core and the more silk-covered wires of quantity can be selected to be made into high-tension coil winding, so as to have The heating problem for solving main transformer of effect.High-tension coil winding in the production process, has selected insulating protection higher grade Silk-covered wire, be uniformly orderly wound on toroidal core, then wrapped up entire coil with insulation film, in primary line outlet Position, first entangled with heat-shrink tube, then be set with Huang Laguan, have leaky to prevent high-tension coil.
In one embodiment, above-mentioned wiring board has the function of trigger control circuit, and wiring board is mostly installed at drawer type In first sealed box body 14 of cabinet, wiring board mainly includes synchronous rectification master control borad, rectification MOSFET control making sheet and opens Close pipe circuit board.Wiring board uses high-precision electronic component, and degree of integration is high, strong antijamming capability.Using quick connection Plug facilitates quick connection and installation maintenance between wiring board.
A kind of novel high-power synchronous rectification high frequency switch power unit module provided by the utility model, in which:
1. main transformer, i.e. high-frequency switch power transformer are groups important in this synchronous rectification high frequency switch power equipment At part, prolonged work leads to coil windings fever damage in order to prevent, actual in, can select more Powerful toroidal core and the more silk-covered wires of quantity are made into high-tension coil winding, so as to effective solution transformation The heating problem of device.High-tension coil winding in the production process, can select the higher silk-covered wire of insulating protection grade, uniformly It is orderly wound on toroidal core, then is wrapped up entire coil with insulation film, in the position of primary line outlet, first with heat The draw entangles, then is set with Huang Laguan, has leaky to prevent high-tension coil.
2. conductive double aluminium rows: setting Packed U-shaped water channel, when cooling water passes through water channel, can will be mounted on the upper member of aluminium row The partial heat of device is taken away, in the range of being allowed to maintain reasonable benefit/risk.The cooling water channel diameter of aluminium row can be according to scattered The size of enthusiastic condition and water flow and increase or reduce.Main purpose is exactly to radiate to each component, it is ensured that product energy Reach securely and reliably stable work.
3. drawer type cabinet: the shape of drawer type cabinet depends mainly on the size of the installation and layout of internal structure, different Mounting arrangement may result in different box body, but in identical product, each independent machine cabinet of composition is one It causes.In the mountable handle in outside of the first sealed box body of drawer type box body, facilitate pull and opening;In addition in drawer type machine The bottom of box can install additional pulley or others can tourelle, facilitate the extraction of unit group and be put into.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest scope consistent with features of novelty.

Claims (10)

1. a kind of novel high-power synchronous rectification high frequency switch power unit module, which is characterized in that including at least one drawer Formula cabinet;The drawer type cabinet is divided into the first sealed box body and the second box body;
First sealed box body is equipped with the wiring board of trigger control circuit;
Conduction pair aluminium row, main transformer and commutation system of the second box body installation with cooling water channel;
Conductive double aluminium rows include the first aluminium row and the second aluminium row in horizontal direction parallel arrangement;First aluminium row and/ Or second aluminium row in be equipped with radiation water channel;One end of the first aluminium row and the second aluminium row are individually insulated with intermediate bulkhead Fixed, the intermediate bulkhead is between first sealed box body and second box body;The other end extends to described second Outside box body rear panel, insulate and fix with cabinet;
At least one set of main transformer is installed between first aluminium row and the second aluminium row;It is installed in the outside of first aluminium row There is high-frequency rectification inverter module;
The commutation system is mounted on the exclusive side of the second aluminium.
2. a kind of novel high-power synchronous rectification high frequency switch power unit module according to claim 1, feature exist In the commutation system includes: that MOSFET is managed, MOSFET pipe connects circuit board and connects copper sheet with MOSFET pipe;
The pole D of the MOSFET pipe is fixedly mounted on the second aluminium row;
The MOSFET pipe connection circuit board connect copper sheet and is fixedly connected with MOSFET pipe and the MOSFET pipe respectively.
3. a kind of novel high-power synchronous rectification high frequency switch power unit module according to claim 2, feature exist Include: shell, newel in, the main transformer and be mounted on the intracorporal toroidal core of the shell, on the toroidal core The coil that even winding different number silk-covered wire is formed;
The coil periphery is equipped with insulation film, is equipped with heat-shrink tube and cotton varnished sleeve in the coil primary line leading-out terminal;
The newel setting and the hull outside, described shell one end are fixed on first aluminium by the newel and arrange On;The other end connect copper sheet with the MOSFET pipe and mutually sticks together, and arranges insulation isolation with second aluminium and fix.
4. a kind of novel high-power synchronous rectification high frequency switch power unit module according to claim 3, feature exist Pass through insulating layer isolation fixation between, the main transformer shell other end and second aluminium row.
5. a kind of novel high-power synchronous rectification high frequency switch power unit module according to claim 4, feature exist In the insulating layer is solid insulating material.
6. a kind of novel high-power synchronous rectification high frequency switch power unit module according to claim 5, feature exist In the solid insulating material includes following any:
Insulated paint, insulating cement and non-conductive fibre product.
7. a kind of novel high-power synchronous rectification high frequency switch power unit module according to claim 2, feature exist In the S pole pipe foot of the MOSFET pipe is welded on the MOSFET pipe connection copper sheet;The MOSFET pipe G pole pipe foot and the pole D Pin is respectively welded on the MOSFET pipe connection circuit board.
8. a kind of novel high-power synchronous rectification high frequency switch power unit module according to claim 1, feature exist In the wiring board includes synchronous rectification master control borad, rectification MOSFET control making sheet and switching tube circuit board.
9. a kind of novel high-power synchronous rectification high frequency switch power unit module according to claim 1, feature exist In the cooling water channel of conductive double aluminium rows is inner sealing, and outside is installed into the U-shaped water channel of faucet.
10. a kind of novel high-power synchronous rectification high frequency switch power unit module according to claim 1, feature exist In equipped with handle on the outside of the drawer type cabinet;The drawer type chassis bottom is equipped with tourelle.
CN201822204308.4U 2018-12-26 2018-12-26 A kind of novel high-power synchronous rectification high frequency switch power unit module Active CN209233739U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822204308.4U CN209233739U (en) 2018-12-26 2018-12-26 A kind of novel high-power synchronous rectification high frequency switch power unit module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822204308.4U CN209233739U (en) 2018-12-26 2018-12-26 A kind of novel high-power synchronous rectification high frequency switch power unit module

Publications (1)

Publication Number Publication Date
CN209233739U true CN209233739U (en) 2019-08-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822204308.4U Active CN209233739U (en) 2018-12-26 2018-12-26 A kind of novel high-power synchronous rectification high frequency switch power unit module

Country Status (1)

Country Link
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