CN206237294U - A kind of mining anti-explosion frequency converter - Google Patents

A kind of mining anti-explosion frequency converter Download PDF

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Publication number
CN206237294U
CN206237294U CN201621387641.8U CN201621387641U CN206237294U CN 206237294 U CN206237294 U CN 206237294U CN 201621387641 U CN201621387641 U CN 201621387641U CN 206237294 U CN206237294 U CN 206237294U
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CN
China
Prior art keywords
frequency converter
fixed
copper coin
radiating
longeron
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
CN201621387641.8U
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Chinese (zh)
Inventor
刘冰
尹超
王华东
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.)
Shandong Bocheng Electric Co Ltd
Original Assignee
Shandong Bocheng Electric 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 Shandong Bocheng Electric Co Ltd filed Critical Shandong Bocheng Electric Co Ltd
Priority to CN201621387641.8U priority Critical patent/CN206237294U/en
Application granted granted Critical
Publication of CN206237294U publication Critical patent/CN206237294U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of mining anti-explosion frequency converter, belong to converter technology field, the frequency converter includes frequency converter core, frequency converter core framework, shell body, controller, protective cover, blower fan, radiating fin, it is characterized in that, frequency converter core is fixed on frequency converter core framework, frequency converter core framework is divided into two regions in left and right by longeron, high-power heater element is set in longeron left side frame, right side sets control element, high-power heater element includes radiating copper coin, the side of radiating copper coin sets radiator fan, the opposite side of radiating copper coin sets temperature sensor, temperature sensor is electrically connected with the controller of shell body side, controller is electrically connected with the blower fan at shell body rear portion, blower fan side is provided with the radiating fin of fixation of being fitted with radiating copper coin;Control element includes the electric capacity that longeron right side central is fixed, and the beneficial effects of the utility model are, the frequency converter good heat dissipation effect, compact conformation, is easy to maintenance, good energy saving property.

Description

A kind of mining anti-explosion frequency converter
Technical field
The utility model is related to converter technology field, more particularly to a kind of mining anti-explosion frequency converter.
Background technology
As explosion-proof frequency converter is in the Rapid Popularization of colliery industry, the application of explosion-proof frequency converter more and more extensively and has turned into Important component in industry.Due to the particular utility in industry and field, the overall volume for explosion-proof frequency converter will More and more higher is sought, especially the whole machine installation of product and maintenance requirement.
At present, capacitance arrangement's mode and common frequency converter of existing explosion-proof frequency converter product are not different, and are all by whole group Electric capacity superposition is placed on power model top, and installation step is complicated, when the power model in explosion-proof frequency converter breaks down, needs First to dismantle the whole group electric capacity above lower power model, thus capacitance component in existing explosion-proof frequency converter mounting structure not Explosion-proof frequency converter is safeguarded with the conditions of beneficial in the limited space of underground coal mine;And it is each in existing explosion-proof frequency converter Individual power model, circuit board and whole group electric capacity, use the layout type of tiling so that the volume of explosion-proof frequency converter compared with Greatly, it is unfavorable for being used in the limited space of underground coal mine;The main heat-generating units of mining anti-explosion frequency converter are rectified power units (IGBT)And converter module(IGBT), and existing main heat sink device be heat-pipe radiator, it is necessary to according to different capacity The caloric value of the IGBT of grade frequency converter come select correspondence heat-pipe radiator model and quantity, the versatility of heat dissipation equipment is not It is good;Although the main heat-generating units of mining anti-explosion frequency converter are rectified power units(IGBT)And converter module(IGBT), But the heating for the electric capacity in control element is not paid attention to then, electric capacity heating can then be damaged, and influence normal work.
It is special that the national inventing patent of Patent No. CN201410364849.7 discloses a kind of coal mine explosion-proof frequency converter Heat abstractor, described device includes the heat-radiating substrate that is fixedly connected with explosion-proof frequency converter back plate, the surface of the heat-radiating substrate its Middle one side stretches out from the vertical direction of heat-radiating substrate and is set side by side with multiple radiating fins, is all provided between each radiating fin It is equipped with radiating gap, although the heat transfer link of above-mentioned heat abstractor is few, and the heat decay of transmission is less, and heat transfer mistake Journey does not exist gas-liquid metamorphosis, therefore heat transfer is rapid, and red copper radiating fin heat transfer efficiency is high, can be to air in same time The middle more heats of transmission, but, there is problems with and shortcoming in above-mentioned technical proposal:The radiating fin is only used for rectified power The radiating of unit, without considering influence of the capacitance temperature in control unit to normal work;If when rectified power unit Caloric value is excessive, it is impossible to when heat being scattered and disappeared in time, does not refer to how controlling scattering and disappearing for heat in time using blower fan, it is to avoid unit The damage of device;The setting power consumption of multiple blower fans is more;Because radiating fin is completely exposed in atmosphere, if transmission heat is more Make the temperature of radiating fin higher, if staff's imprudence touching may be scalded.
To sum up, a kind of good heat dissipation effect, compact conformation, be easy to maintenance, the frequency converter of good energy saving property be current mine anti-explosion The production of frequency converter needs.
The content of the invention
In order to solve the above-mentioned technical problem, the utility model provides a kind of mining anti-explosion frequency converter, efficiently solves mesh The radiating effect that preceding frequency converter is present is bad, and module classification confusion makes maintenance inconvenience, take up room problem big, that power consumption is big, Its object is to, there is provided a kind of good heat dissipation effect, compact conformation, be easy to maintenance, the mining anti-explosion frequency converter of good energy saving property.
To achieve the above object, the technical scheme that the utility model solves that its technical problem used is:Described is mining Explosion-proof frequency converter, including frequency converter core, frequency converter core framework, set on shell body, and shell body controller, protective cover, Blower fan, radiating fin, it is characterised in that the frequency converter core is fixed on frequency converter core framework, frequency converter core framework is by setting The longeron put is divided into two regions in left and right, high-power heater element is provided with longeron left side frame, in longeron right side frame Control element is provided with, the high-power heater element includes being fixed on the radiating copper coin of frequency converter core frame left, radiating copper The side of plate is provided with the radiator fan being fixed on longeron, and the opposite side of the copper coin that radiates is provided with temperature sensor, and temperature is passed The controller that sensor is set with shell body side is electrically connected, and controller is electrically connected with the blower fan at shell body rear portion, and blower fan side sets It is equipped with the radiating fin of fixation of being fitted with radiating copper coin;The top of radiating copper coin is fixed with crossbeam, and the upper end of crossbeam is fixed with puts Resistance, the lower end of crossbeam is fixed with the IGBT module fitted with radiating copper coin;The control element includes longeron right side central Fixed electric capacity, the electro-optical package that electric capacity front end is set, is provided with the hand being fixed on the inside of frequency converter core framework on the right side of electro-optical package Behaviour's device, frequency converter core framework outside is fixed with control box.
Thermal conductive silicon lipid layer is provided between the radiating copper coin and IGBT module.
The protective cover is arranged on the upside of blower fan and radiating fin.
The protective cover is set to insulation shell, and its surface is provided with equally distributed louvre.
Frequency converter core framework in the mining anti-explosion frequency converter that the utility model is related to is divided into left and right Liang Ge areas by longeron Domain, is provided with high-power heater element in longeron left side frame, control element is provided with longeron right side frame;High-power heating Element includes radiating copper coin, and the side of the copper coin that radiates is provided with radiator fan, and the opposite side of the copper coin that radiates is provided with TEMP Device, the controller that temperature sensor is set with shell body side is electrically connected, and controller is electrically connected with the blower fan at shell body rear portion, wind Machine side is provided with the radiating fin of fixation of being fitted with radiating copper coin;Protective cover is arranged on the top of blower fan and radiating fin, and It is insulation shell, its surface is provided with equally distributed louvre, the setting of said structure can obtain following beneficial effect:Become Frequency device core framework is divided into high-power heater element region and control element region, the control element component such as including electric capacity, when Capacity cell need not pull down rectified power unit when damaging, easy to maintenance;And high-power heater element is main hot zone, dissipate Thermal can concentrated setting in this region, make that used heat abstractor is less, good energy saving property;Radiating copper coin side radiation air Fan is located near electric capacity, because electric capacity is near pyrotoxin, when temperature sensor senses to temperature are beyond the temperature model of normal work When enclosing, radiator fan is driven to be radiated to high-power heater element inside the housing to controller, controller signal transmission, while Drive blower fan to accelerate the radiating of radiating fin, make radiating effect more preferable;The protective cover on the top of blower fan and radiating fin can be prevented The too high potential safety hazard brought to operator of radiating fin temperature.
Brief description of the drawings
The utility model is described in further detail below in conjunction with accompanying drawing.
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is the structural representation of the utility model shell body;
In accompanying drawing:1. frequency converter core, 2. frequency converter core framework, 3. shell body, 4. controller, 5. protective cover, 6. blower fan, 7. Radiating fin, 11. high-power heater elements, 12. control elements, 21. longerons, 22. crossbeams, 11-1. discharge resistances, 11- 2.IGBT modules, 11-3. temperature sensors, 11-4. radiating copper coins, 11-5. radiator fans, 12-1. electric capacity, 12-2. manual operators, 12-3. control box, 12-4. electro-optical packages.
Specific embodiment
The utility model is described in further detail with reference to accompanying drawing 1, accompanying drawing 2 and embodiment, so that the public preferably grasps Implementation of the present utility model, the utility model specific embodiment is:It is a kind of mining anti-as shown in accompanying drawing 1, accompanying drawing 2 Controller 4, the protection set on quick-fried frequency converter, including frequency converter core 1, frequency converter core framework 2, shell body 3, and shell body 3 Cover 5, blower fan 6, radiating fin 7, it is characterised in that the frequency converter core 1 is fixed on frequency converter core framework 2, frequency converter core frame Frame 2 is divided into two regions in left and right by the longeron 21 for setting, and high-power heater element 11 is provided with the left side frame of longeron 21, Control element 12 is provided with the right side frame of longeron 21, the high-power heater element 11 includes being fixed on frequency converter core framework 2 The radiating copper coin 11-4 in left side, the side of radiating copper coin 11-4 is provided with the radiator fan 12-5 being fixed on longeron 21, radiates The opposite side of copper coin 11-4 is provided with temperature sensor 11-3, the controller 4 that temperature sensor 11-3 is set with the side of shell body 3 Electrical connection, controller 4 is electrically connected with the blower fan 6 at the rear portion of shell body 3, and the side of blower fan 6 is provided with fits admittedly with radiating copper coin 11-4 Fixed radiating fin 7;The top of radiating copper coin 11-4 is fixed with crossbeam 22, and the upper end of crossbeam 22 is fixed with discharge resistance 11-1, The lower end of crossbeam 22 is fixed with the IGBT module 11-2 fitted with radiating copper coin 11-4;The control element 12 includes that longeron 21 is right The electric capacity 12-1 that middle side part is fixed, the electro-optical package 12-4 that electric capacity 12-1 front ends are set, fixation is provided with the right side of electro-optical package 12-4 In the manual operator 12-2 of the inner side of frequency converter core framework 2, the outside of frequency converter core framework 2 is fixed with control box 12-3.
Thermal conductive silicon lipid layer is provided between the radiating copper coin 11-4 and IGBT module 11-2, IGBT module 11-2 sends Heat passes to radiating copper coin 11-4 by thermal conductive silicon lipid layer, and radiating copper coin 11-4 scatters and disappears heat by radiating fin 7.
The protective cover 5 is arranged on the upside of blower fan 6 and radiating fin 7, and the protective cover 5 is set to insulation shell, its Surface is provided with equally distributed louvre, and the effect of protective cover 5 is when the temperature of radiating fin 7 is higher, it is to avoid operating personnel Touch and scald accidentally, heat can be scattered and disappeared by the louvre on protective cover 5, and security protection is played in the setting of insulation shell Effect.

Claims (4)

1. a kind of mining anti-explosion frequency converter, including frequency converter core(1), frequency converter core framework(2), shell body(3), and shell body (3)The controller of upper setting(4), protective cover(5), blower fan(6), radiating fin(7), it is characterised in that the frequency converter core(1) It is fixed on frequency converter core framework(2)On, frequency converter core framework(2)By the longeron for setting(21)Two regions in left and right are divided into, Longeron(21)High-power heater element is provided with left side frame(11), longeron(21)Control element is provided with right side frame (12), the high-power heater element(11)Including being fixed on frequency converter core framework(2)The radiating copper coin in left side(11-4), radiating Copper coin(11-4)Side be provided with and be fixed on longeron(21)On radiator fan(12-5), radiate copper coin(11-4)Opposite side It is provided with temperature sensor(11-3), temperature sensor(11-3)With shell body(3)The controller that side is set(4)Electrical connection, Controller(4)With shell body(3)The blower fan at rear portion(6)Electrical connection, blower fan(6)Side is provided with and radiating copper coin(11-4)Laminating Fixed radiating fin(7);Radiating copper coin(11-4)Top be fixed with crossbeam(22), crossbeam(22)Upper end be fixed with electric discharge Resistance(11-1), crossbeam(22)Lower end be fixed with and radiate copper coin(11-4)The IGBT module of laminating(11-2);The control Element(12)Including longeron(21)The electric capacity that right side central is fixed(12-1), electric capacity(12-1)Front end is provided with electro-optical package(12- 4), electro-optical package(12-4)Right side be provided with and be fixed on frequency converter core framework(2)The manual operator of inner side(12-2), frequency converter core frame Frame(2)Outside is fixed with control box(12-3).
2. mining anti-explosion frequency converter according to claim 1, it is characterised in that the radiating copper coin(11-4)With IGBT moulds Block(11-2)Between be provided with thermal conductive silicon lipid layer.
3. mining anti-explosion frequency converter according to claim 1, it is characterised in that the protective cover(5)It is arranged on blower fan(6) And radiating fin(7)Upside.
4. mining anti-explosion frequency converter according to claim 3, it is characterised in that the protective cover(5)It is set to insulation shell Body, its surface is provided with equally distributed louvre.
CN201621387641.8U 2016-12-17 2016-12-17 A kind of mining anti-explosion frequency converter Expired - Fee Related CN206237294U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621387641.8U CN206237294U (en) 2016-12-17 2016-12-17 A kind of mining anti-explosion frequency converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621387641.8U CN206237294U (en) 2016-12-17 2016-12-17 A kind of mining anti-explosion frequency converter

Publications (1)

Publication Number Publication Date
CN206237294U true CN206237294U (en) 2017-06-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621387641.8U Expired - Fee Related CN206237294U (en) 2016-12-17 2016-12-17 A kind of mining anti-explosion frequency converter

Country Status (1)

Country Link
CN (1) CN206237294U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109661133A (en) * 2018-12-13 2019-04-19 武汉森木磊石科技有限公司 A kind of industrial control unit (ICU) based on Internet of Things

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109661133A (en) * 2018-12-13 2019-04-19 武汉森木磊石科技有限公司 A kind of industrial control unit (ICU) based on Internet of Things

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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: 20170609

Termination date: 20181217