CN201113909Y - Flame-proof type variable-frequency speed-regulating controller - Google Patents
Flame-proof type variable-frequency speed-regulating controller Download PDFInfo
- Publication number
- CN201113909Y CN201113909Y CNU2007201699023U CN200720169902U CN201113909Y CN 201113909 Y CN201113909 Y CN 201113909Y CN U2007201699023 U CNU2007201699023 U CN U2007201699023U CN 200720169902 U CN200720169902 U CN 200720169902U CN 201113909 Y CN201113909 Y CN 201113909Y
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- explosion
- frequency conversion
- speed setting
- heat
- setting controller
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Abstract
The utility model discloses an explosion-proof type variable frequency speed regulation controller. The controller comprises a power element, an explosion-proof shell and a heat dissipation metal plate, wherein the power element is fixed on the heat dissipation metal plate closely contacting the explosion proof shell from the inner part; the heat dissipation metal plate can be the heat dissipation aluminum plate. The utility model resolves the heat dissipation problem of the explosion proof type variable frequency speed regulation controller.
Description
Technical field
The utility model relates to and is applied to industrial-mineral electric locomotive and tunnel engineering vehicle.The explosion-proof frequency conversion speed setting controller that particularly relates to a kind of industrial-mineral electric locomotive.
Background technology
Storage battery formula dc speed-regulating motor car is used in the transportation of down-holes such as domestic mine, tunnel, and its control mode mostly adopts DC power supply, utilizes resistance decompression speed or direct current chopping regulating speed mode to drive dc traction motor.
But this traditional DC speed regulation mode, it is easy to wear to exist the dc traction motor carbon brush, the rheostatic speed regulation device and the controller contact of explosion-proof frequency conversion speed setting controller are many, the contact wearing and tearing are big, defectives such as poor radiation cause that existing electric locomotive maintenance workload is big, maintenance cost is high, waste of energy is serious.
Chinese patent application numbers 99253425.9 discloses a kind of mining DC power supply ac motor speed control by variable frequency device, comprises three-phase inverting circuit, copped wave braking circuit, control circuit; The positive pole of DC power supply enters Q1, the Q3 of the three phase inverter bridge of being made up of power switch pipe (IGBT), the collector electrode of Q5 and the negative pole of diode D2; The emitter of Q2, Q4, Q6, Q7 connects the negative pole of power supply; The emitter of Q1 is connected with motor A with the tie point of the collector electrode of Q2, and the emitter of Q3 is connected with motor B with the tie point of Q4 collector electrode, and the emitter of Q5 is connected with motor C with the tie point of the collector electrode of Q6; The positive pole of D2 is connected with the collector electrode of Q7, and the D2 two ends also are connected to R1.Adopt this speed regulator, make the mine locomotive good reliability, maintenance is little, power saving rate is high.
But this existing speed setting controller, defectives such as poor radiation cause that existing speed setting controller maintenance workload is big, maintenance cost is high, waste of energy is serious.
The utility model content
The purpose of this utility model is to provide a kind of explosion-proof frequency conversion speed setting controller.It has solved the heat dissipation problem of explosion-proof frequency conversion speed setting controller.
A kind of explosion-proof frequency conversion speed setting controller for realizing that the object of the invention provides comprises power component, and flameproof enclosure also comprises heat-dissipating metal sheet, and power component is installed on the described heat-dissipating metal sheet, closely contacts with flameproof enclosure internally.
Described heat-dissipating metal sheet can be heat-dissipating aluminium plate.
Described flameproof enclosure is the metallic steel shell, and its outer shape is of a size of 330 * 430 * 840 cubic millimeters (length * wide * height), and the smooth area of its inside surpasses the area of this heat-dissipating aluminium plate.
The volume of described heat-dissipating aluminium plate can be 600 * 350 * 40 cubic millimeters.
The thickness range of described heat-dissipating aluminium plate can be 35～45 millimeters.
Described power component can be powerful power switch pipe.
Described power switch pipe can be 2 400 amperes, 600 volts device parallel connection.
Described explosion-proof frequency conversion speed setting controller comprises 6 power switch pipes, and described power switch pipe closely closely contacts mutually with described heat-dissipating aluminium plate, and its contact-making surface is coated with heat dissipating silicone grease.
Described heat dissipating silicone grease can be the TS-KS101 heat dissipating silicone grease.
The beneficial effects of the utility model are: the area transmission heat that explosion-proof frequency conversion speed setting controller of the present utility model makes full use of explosion-proof shell dispels the heat, have reliability height, good heat conductivity, characteristics such as non-maintaining, reach energy saving purposes, the flame proof safety and reliability.
Description of drawings
Figure 1A is an explosion-proof frequency conversion controller end view of the present utility model;
Figure 1B is an explosion-proof frequency conversion controller vertical view of the present utility model;
Fig. 1 C is an explosion-proof frequency conversion controller front view of the present utility model;
Fig. 2 is explosion-proof frequency conversion speed setting controller power switch pipe of the present utility model and heat-dissipating aluminium plate and explosion-proof shell scheme of installation;
Fig. 3 is the circuit diagram of the utility model explosion-proof frequency conversion speed setting controller;
Fig. 4 A is an explosion-proof frequency conversion speed setting controller general assembly front view of the present utility model;
Fig. 4 B is an explosion-proof frequency conversion speed setting controller general assembly vertical view of the present utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, a kind of explosion-proof frequency conversion speed setting controller of the present utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Explosion-proof frequency conversion speed setting controller of the present utility model by adopting and flameproof enclosure, the profile of existing explosion-proof frequency conversion speed setting controller and the different frame mode that dispels the heat, has solved the heat dissipation problem of explosion-proof frequency conversion speed setting controller.
As shown in Figure 1, explosion-proof frequency conversion speed setting controller of the present utility model comprises power component 21, control board 33, and drive plate 31, power panel 32, flameproof enclosure 24, the embodiment of the invention adopts 600 * 350 * 40 cubic millimeters of (mm
3) heat-dissipating metal sheet 23 closely contacts with flameproof enclosure 24 from the inside.
In the embodiment of explosion-proof frequency conversion speed setting controller of the present utility model; described heat-dissipating metal sheet 23 is a heat-dissipating aluminium plate; but should be noted that; what the utility model was mainly protected is the shape and size of flameproof enclosure 24; the utility model is not limited to only use heat-dissipating aluminium plate to realize; adopt other heat-dissipating metal sheets also can realize the present invention, after these other heat-dissipating metal sheets also adopted the structure identical with heat-dissipating aluminium plate, the technical scheme of its realization realized within the novel protected scope at this.
As shown in Figure 2, in explosion-proof frequency conversion speed setting controller embodiment of the present utility model, with the powerful power switch pipe of power component 21--(Insulated Gate Bipolar Transistor, IGBT) be installed on 600 * 350 * 40 heat-dissipating aluminium plates, heat-dissipating aluminium plate closely contacts with flameproof enclosure 24 internally, thermal energy on the aluminium sheet fully is delivered on the flameproof enclosure 24, the area that makes full use of flameproof enclosure 24 transmits heat and dispels the heat, and has reliability height, good heat conductivity, characteristics such as non-maintaining.
Preferably, described flameproof enclosure 24 is the metallic steel shell, and its outer shape is of a size of 330 * 430 * 840 cubic millimeters (length * wide * height), and the smooth area of its inside surpasses the area of this heat-dissipating aluminium plate.
The preferred thickness range of this heat-dissipating aluminium plate is 35～45 millimeters (mm), guarantees radiating effect, promptly guarantees the heat radiation volume.
As shown in Figure 3, more preferably, described power switch pipe (IGBT) adopts the use in parallel of the device (EUPEC company or SEMIKRON company product) of 2 400A, 600V.The explosion-proof frequency conversion speed setting controller comprises 6 power switch pipes, 6 power switch pipes (IGBT) closely with heat-dissipating aluminium plate closely contact mutually, its contact-making surface is coated with TS-KS101 heat dissipating silicone grease 22, when guaranteeing that big electric current passes through, heat can in time be passed on the heat-dissipating aluminium plate.
Adopt explosion-proof frequency conversion speed setting controller of the present utility model to add the interchange explosion separation motor, can change traditional flame-proof type dc speed-regulating motor car into the interchange transmission.Mounting means and overall dimension are adapted to the transformation and the updating and upgrading of a product of traditional explosion-proof motor car very much.
Below in conjunction with the drawings to the description of the utility model specific embodiment, others of the present utility model and feature are conspicuous to those skilled in the art.
More than specific embodiment of the utility model is described and illustrates it is exemplary that these embodiment should be considered to it, and be not used in the utility model limited, the utility model should make an explanation according to appended claim.
Claims (9)
1. an explosion-proof frequency conversion speed setting controller comprises power component, and flameproof enclosure is characterized in that, comprises that also heat-dissipating metal sheet, power component are installed on the described heat-dissipating metal sheet, closely contact with flameproof enclosure internally.
2. explosion-proof frequency conversion speed setting controller according to claim 1 is characterized in that, described heat-dissipating metal sheet is a heat-dissipating aluminium plate.
3. explosion-proof frequency conversion speed setting controller according to claim 1 and 2 is characterized in that, the outer shape of described flameproof enclosure is of a size of 330 * 430 * 840 cubic millimeters, and the smooth area of its inside surpasses the area of this heat-dissipating aluminium plate.
4. explosion-proof frequency conversion speed setting controller according to claim 1 and 2 is characterized in that, the volume of described heat-dissipating aluminium plate is 600 * 350 * 40 cubic millimeters.
5. explosion-proof frequency conversion speed setting controller according to claim 1 and 2 is characterized in that, the thickness range of described heat-dissipating aluminium plate is 35～45 millimeters.
6. explosion-proof frequency conversion speed setting controller according to claim 1 and 2 is characterized in that, described power component is powerful power switch pipe.
7. explosion-proof frequency conversion speed setting controller according to claim 1 and 2 is characterized in that, described power switch pipe is 2 400 amperes, 600 volts device parallel connection.
8. explosion-proof frequency conversion speed setting controller according to claim 7 is characterized in that, described explosion-proof frequency conversion speed setting controller comprises 6 power switch pipes, and described power switch pipe closely closely contacts mutually with described heat-dissipating aluminium plate, and its contact-making surface is coated with heat dissipating silicone grease.
9. explosion-proof frequency conversion speed setting controller according to claim 8 is characterized in that, described heat dissipating silicone grease is the TS-KS101 heat dissipating silicone grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201699023U CN201113909Y (en) | 2007-07-25 | 2007-07-25 | Flame-proof type variable-frequency speed-regulating controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201699023U CN201113909Y (en) | 2007-07-25 | 2007-07-25 | Flame-proof type variable-frequency speed-regulating controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201113909Y true CN201113909Y (en) | 2008-09-10 |
Family
ID=39965657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201699023U Expired - Fee Related CN201113909Y (en) | 2007-07-25 | 2007-07-25 | Flame-proof type variable-frequency speed-regulating controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201113909Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102497146A (en) * | 2011-12-15 | 2012-06-13 | 枣庄联鑫实业有限责任公司 | Explosion-proof chopped wave speed-regulating controller for storage battery electric locomotive |
-
2007
- 2007-07-25 CN CNU2007201699023U patent/CN201113909Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102497146A (en) * | 2011-12-15 | 2012-06-13 | 枣庄联鑫实业有限责任公司 | Explosion-proof chopped wave speed-regulating controller for storage battery electric locomotive |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080910 Termination date: 20110725 |