CN105356725A - High-protection frequency converter - Google Patents
High-protection frequency converter Download PDFInfo
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- CN105356725A CN105356725A CN201510952933.5A CN201510952933A CN105356725A CN 105356725 A CN105356725 A CN 105356725A CN 201510952933 A CN201510952933 A CN 201510952933A CN 105356725 A CN105356725 A CN 105356725A
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- China
- Prior art keywords
- frequency converter
- radiating substrate
- heat
- electric capacity
- radiator
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a high-protection frequency converter. The high-protection frequency converter comprises a cabinet, a partition board, a frequency converter unit, a radiator and a radiating substrate, wherein the partition board is located in the cabinet and divides inside of the cabinet into a front bin and a back bin; the radiating substrate is located in the front bin and is in sealed connection with the partition board through a sealing element; the frequency converter unit is arranged on the front side of the radiating substrate; the partition board is provided with a through hole allowing penetration of the radiator, the radiator is arranged on the back side of the radiating substrate, and the sealing element is located on the periphery of the radiator. According to the high-protection frequency converter, the radiating substrate is arranged in the front bin and is in sealed connection with the partition board through the sealing element, the frequency converter unit is arranged on the front side of the radiating substrate, so that the front bin and the back bin on two sides of the partition board are completely isolated through the sealing element and the radiating substrate, and the protection level is further increased; ventilation between the front bin and the back bin is avoided, heat energy of the front bin is totally conducted to the back bin through the radiator, and the radiation efficiency is improved; meanwhile, mounting of the whole frequency converter unit is facilitated, and the mounting efficiency is improved.
Description
Technical field
The present invention relates to frequency converter guard technology field, more particularly, relate to a kind of high protection frequency converter.
Background technology
At present, in order to realize high protection, frequency converter unit is located in rack.Rack is divided into upper and lower two parts, and upper part is divided into former and later two storehouses by dividing plate, and frequency converter unit is in front storehouse, and radiator is in rear storehouse, and dividing plate is provided with through hole to ensure that the flange of radiator is installed.Like this, accomplished will dispel the heat and protect separately.Rear storehouse is Duct design cabin, mainly meets cooling requirements.
Being provided with frequency converter unit in front storehouse, in order to ensure that frequency converter unit normally runs, requiring the requirement of shelter that front storehouse reaches higher, such as dust-proof, waterproof, Defend salt fog etc.Usually, rack makes front deck design reach requirement of shelter by dividing plate and Qianmen, frequency converter unit is arranged on dividing plate, the frequency converter unit being positioned at front storehouse and the radiator being positioned at rear storehouse have assembly connection relation, due to the air inlet in rear storehouse, air outlet and radiator window etc. be exposed, communicate with outside, the dust, water smoke etc. in rear storehouse may infiltrate front storehouse, impact the protection of frequency converter unit.
In sum, how improving the degree of protection of frequency converter further, is current those skilled in the art's problem demanding prompt solution.
Summary of the invention
The object of this invention is to provide a kind of high protection frequency converter, to improve its degree of protection further.
To achieve these goals, the invention provides following technical scheme:
A kind of high protection frequency converter, comprising: rack; Be positioned at described rack, and make described interior of equipment cabinet have the dividing plate in Qian Cang and rear storehouse; Frequency converter unit; Radiator; Be positioned at described front storehouse, and by heat-radiating substrate that seal and described dividing plate are tightly connected;
Wherein, described frequency converter unit is located at the front side of described heat-radiating substrate; Described dividing plate has the through hole passed for described radiator, and the rear side of described heat-radiating substrate is located at by described radiator, and described seal is positioned at the periphery of described radiator.
Preferably, described heat-radiating substrate and described radiator are integral type structure.
Preferably, above-mentioned height protection frequency converter also comprises mounting panel, and described seal is located on described mounting panel, and described heat-radiating substrate is provided with groove, and described mounting panel is fixed in described groove.
Preferably, described mounting panel is removably fixedly connected with described heat-radiating substrate.
Preferably, described mounting panel and described groove are tightly connected by adhesive-layer.
Preferably, the trailing flank of described heat-radiating substrate is provided with flange installed surface.
Preferably, described frequency converter unit comprises: be fixed on the drain pan on described heat-radiating substrate, is arranged in the bottom device of described drain pan, layer device and top layer device; Wherein, described bottom device comprises power device, major loop device and Inner eycle blower fan, and described middle layer device comprises the first electric capacity module, and described top layer device comprises the second electric capacity module and controls module; Described power device is mounted on described heat-radiating substrate, and the power device installation site of described power device is corresponding with the installation site of described radiator.
Preferably, described first electric capacity module and described drain pan, wherein one is provided with locating groove, and another one is provided with the location snap fit coordinated with described locating groove.
Preferably, be provided with supporting bracket between described middle layer device and described top layer device, described middle layer device and described supporting bracket are all removably fixed on described drain pan, and described top layer device is removably fixed on described supporting bracket.
Preferably, described second electric capacity module comprises: electric capacity drain pan, with the electric capacity cover plate of described electric capacity drain pan clamping, the second capacitance component being positioned at described electric capacity drain pan, wherein, described electric capacity cover plate is removably fixedly connected with described supporting bracket;
Described control module comprises: control main casing and control cover plate, one end of described control cover plate is connected with described control main casing, the other end of described control cover plate and the removably clamping of described control main casing, described control main casing is removably fixedly connected with described supporting bracket.
Preferably, described top layer device also comprises expansion electric capacity module.
Preferably, the bottom of described drain pan is provided with the first guide rail, be provided with in described front storehouse with described first guide rail with the use of the second guide rail, and described first guide rail and described second guide rail all extend along the described direction perpendicular to described dividing plate.
Height protection frequency converter provided by the invention, by arranging heat-radiating substrate in front storehouse, this heat-radiating substrate is tightly connected by seal and dividing plate, and frequency converter unit is located at the front side of heat-radiating substrate, then by seal and heat-radiating substrate by the Qian Cang of dividing plate both sides and rear storehouse completely isolated, further increase degree of protection; Meanwhile, what avoid between Qian Cang and rear storehouse is ventilative, and the heat in front storehouse is transmitted to rear storehouse by radiator completely, is then discharged by blower fan, effectively improves radiating efficiency.
Simultaneously, height protection frequency converter provided by the invention, because heat-radiating substrate is positioned at front storehouse, then seal is also positioned at front storehouse, again because frequency converter unit is located at the front side of heat-radiating substrate, then after can being first installed on heat-radiating substrate by whole frequency converter unit, then the heat-radiating substrate with frequency converter unit be installed, facilitate the installation of whole frequency converter unit, effectively improve installation effectiveness.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation of radiator and heat-radiating substrate in the height protection frequency converter that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the other direction of radiator and heat-radiating substrate in the height protection frequency converter that Fig. 2 provides for the embodiment of the present invention;
Fig. 3 is the explosive view of Fig. 2;
In the height protection frequency converter that Fig. 4 provides for the embodiment of the present invention power device install after structural representation;
In the height protection frequency converter that Fig. 5 provides for the embodiment of the present invention bottom device install after structural representation;
The structural representation of the first electric capacity module in the height protection frequency converter that Fig. 6 provides for the embodiment of the present invention;
The end view of the first electric capacity module in the height protection frequency converter that Fig. 7 provides for the embodiment of the present invention;
In the height protection frequency converter that Fig. 8 provides for the embodiment of the present invention the first electric capacity module install after structural representation;
The decomposed schematic diagram of the second electric capacity module in the height protection frequency converter that Fig. 9 provides for the embodiment of the present invention;
The front view of the second electric capacity module in the height protection frequency converter that Figure 10 provides for the embodiment of the present invention;
The height that Figure 11 provides for the embodiment of the present invention protects the front view controlling module in frequency converter;
The height that Figure 12 provides for the embodiment of the present invention protects the decomposed schematic diagram controlling module in frequency converter;
In the height protection frequency converter that Figure 13 provides for the embodiment of the present invention top layer device install after a kind of structural representation;
In the height protection frequency converter that Figure 14 provides for the embodiment of the present invention top layer device install after another kind of structural representation;
The front view of the height protection frequency converter that Figure 15 provides for the embodiment of the present invention;
The end view of the height protection frequency converter that Figure 16 provides for the embodiment of the present invention.
In upper Fig. 1-16:
1 heat-radiating substrate, 2 is radiator, 3 is power device installation site, 4 is flange installed surface, 5 is seal, 6 is mounting panel, 7 is the first screw, 8 is groove, 9 is locating groove, 10 is drain pan, 11 is power device, 12 is the first guide rail, 13 is bottom device, 14 is Inner eycle blower fan, 15 is the first electric capacity module, 16 is location snap fit, 17 is the second electric capacity module, 18 is electric capacity cover plate, 19 is electric capacity drain pan, 20 is hardy hole, 21 for controlling module, 22 for controlling main casing, 23 for controlling cover plate, 24 for expanding electric capacity module, 25 is dividing plate, 26 is supporting bracket, 27 is the second guide rail, 28 is frequency converter unit, 29 is handle.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As illustrated in figs. 1-16, the height protection frequency converter that the embodiment of the present invention provides, comprising: rack, dividing plate 25, frequency converter unit 28, radiator 2 and heat-radiating substrate 1; Wherein, dividing plate 25 is positioned at rack, makes this rack have Qian Cang and Hou Cang, and heat-radiating substrate 1 is positioned at front storehouse and is tightly connected by seal 5 and dividing plate 25; Frequency converter unit 28 is located at the front side of heat-radiating substrate 1; Dividing plate 25 has the through hole passed for radiator 2, and the rear side of heat-radiating substrate 1 is located at by radiator 2, and seal 5 is positioned at the periphery of radiator.
Be understandable that, the inner chamber of rack is divided into former and later two storehouses by this dividing plate 25, is Qian Cang and Hou Cang, and the both sides of note dividing plate 25 are respectively front side and rear side.The inner chamber of this rack can be the whole cavity volume of rack, also can be the part cavity volume of rack.Because heat-radiating substrate 1 is positioned at front storehouse, then remember that heat-radiating substrate 1 is rear side near the side of dividing plate 25, heat-radiating substrate 1 is front side away from the side of dividing plate 25.Because heat-radiating substrate 1 is tightly connected by seal 5 and dividing plate 25, then seal 5 is between heat-radiating substrate 1 and dividing plate 25, and namely seal 5 is positioned at the front side of dividing plate 25 and is positioned at the rear side of heat-radiating substrate 1.Seal 5 ringwise, can be annular, also the side's of can be annular, specifically designs according to the shape of heat-radiating substrate 1.Because the rear side of heat-radiating substrate 1 is located at by radiator 2, dividing plate 25 has the through hole passed for radiator 2, then the major part of radiator 2 is positioned at rear storehouse.
The height protection frequency converter that the embodiment of the present invention provides, by arranging heat-radiating substrate 1 in front storehouse, this heat-radiating substrate 1 is tightly connected by seal 5 and dividing plate 25, and frequency converter unit 28 is located at the front side of heat-radiating substrate 1, then by seal 5 and heat-radiating substrate 1 by the Qian Cang of dividing plate 25 both sides and rear storehouse completely isolated, further increase degree of protection; Meanwhile, what avoid between Qian Cang and rear storehouse is ventilative, and the heat in front storehouse is transmitted to rear storehouse by radiator 2 completely, is then discharged by blower fan, effectively improves radiating efficiency.
Simultaneously, the height protection frequency converter that the embodiment of the present invention provides, because heat-radiating substrate 1 is positioned at front storehouse, then seal 5 is also positioned at front storehouse, again because frequency converter unit 28 is located at the front side of heat-radiating substrate 1, then after can being first installed on heat-radiating substrate 1 by whole frequency converter unit 28, then the heat-radiating substrate 1 with frequency converter unit 28 be installed, facilitate the installation of whole frequency converter unit 28, effectively improve installation effectiveness.
Through overtesting, the degree of protection of above-mentioned height protection frequency converter can reach more than IP56, is applicable to more than IP56 rack, can be widely used in the severe scene such as offshore industry, misty rain dust.
The installation method of above-mentioned height protection frequency converter is: rear side radiator 2 being arranged on heat-radiating substrate 1, frequency converter unit 28 is arranged on the front side of heat-radiating substrate 1, then the heat-radiating substrate 1 with radiator 2, frequency converter unit 28 is placed on front storehouse, this heat-radiating substrate 1 is moved to through hole, until radiator 2 is positioned at rear storehouse, heat-radiating substrate 1 is abutted with dividing plate 25 by seal 5; Finally be fixedly connected with heat-radiating substrate 1 and dividing plate 25.The method for dismounting of above-mentioned height protection frequency converter is: remove heat-radiating substrate 1 and the connection of dividing plate 25, the heat-radiating substrate 1 with radiator 2 and frequency converter unit 28 can be taken out.
In order to simplify installation, prioritizing selection radiator 2 and heat-radiating substrate 1 are integral type structure.Certainly, radiator 2 also can be selected to be connected by connector with heat-radiating substrate 1, also by being weldingly connected, to be not limited to above-described embodiment.
In above-mentioned height protection frequency converter, heat-radiating substrate 1 can be copper coin, iron plate, aluminium sheet etc.In order to improve radiating effect, reduce costs simultaneously, prioritizing selection heat-radiating substrate 1 is aluminium sheet.
When the rear side of heat-radiating substrate 1 arranges seal 5, need certain installing space, when particularly seal 5 needs gluing process to install.Rear side due to heat-radiating substrate 1 is provided with radiator 2, and radiator 2 occupies certain space, in order to avoid radiator 2 causes interference, needs to strengthen heat-radiating substrate 1, cause the whole height protection cost of frequency converter and volume larger.In order to reduce volume, reduce costs, above-mentioned height protection frequency converter also comprises mounting panel 6, and seal 5 is located on mounting panel 6; Heat-radiating substrate 1 is provided with groove 8, and mounting panel 6 is fixed in groove 8, as shown in Figures 2 and 3.Like this, first seal 5 is set on mounting panel 6, being fixed in the groove 8 of heat-radiating substrate 1 by the mounting panel 6 installing seal 5.From above-mentioned installation method, setting and the heat-radiating substrate 1 of seal 5 have nothing to do, and can not be subject to the interference of radiator 2, then without the need to strengthening heat-radiating substrate 1, efficiently reduce volume and the cost of heat-radiating substrate 1, and then reduce volume and the cost of whole height protection frequency converter.
Conveniently mount and dismount, prioritizing selection mounting panel 6 is removably fixedly connected with heat-radiating substrate 1.Particularly, mounting panel 6 is removably connected with heat-radiating substrate 1 by screw or interface arrangment.Further, mounting panel 6 is fixed in groove 8 by the first screw 7.Certainly, mounting panel 6 also can be selected non-disconnectable with the connection of heat-radiating substrate 1.
In order to obtain higher degree of protection, in above-mentioned height protection frequency converter, mounting panel 6 and groove 8 are tightly connected by adhesive-layer.Like this, realize being tightly connected of mounting panel 6 and heat-radiating substrate 1, further increase degree of protection.Particularly, adhesive-layer coating formation in groove 8 usually.Preferably, this adhesive linkage is three anti-glue-lines, certainly also can select other glue-lines, as long as convenient setting and realization seal.
It should be noted that, in identical product structure, mounting panel 6 and groove 8 can be adopted to be tightly connected by adhesive-layer and mounting panel 6 is fixed in groove 8 by the first screw 7.Like this, under the prerequisite ensureing sealing, improve the bonding strength of mounting panel 6 and heat-radiating substrate 1.
Preferably, in above-mentioned frequency device structure, seal 5 is sealing joint strip.Further, sealing joint strip is foaming sealing joint strip.Certainly, also can select other materials, be not limited to above-described embodiment.
For the ease of installing heat-radiating substrate 1, the trailing flank of prioritizing selection heat-radiating substrate 1 is provided with flange installed surface 4.Like this, the flange installed surface 4 of heat-radiating substrate 1 contacts with dividing plate 25, and heat-radiating substrate 1 and dividing plate 25 are threaded connection part and achieve a fixed connection.
Further, in above-mentioned height protection frequency converter, frequency converter unit 28 comprises: be fixed on the drain pan 10 on heat-radiating substrate 1, is arranged in the bottom device 13 of drain pan 10, layer device and top layer device; Wherein, bottom device 13 comprises power device 11, major loop device and Inner eycle blower fan 14, and middle layer device comprises the first electric capacity module 15, and top layer device comprises the second electric capacity module 17 and controls module 21; Power device 11 is mounted on heat-radiating substrate 1, and the power device installation site 3 of power device 11 is corresponding with the installation site of radiator 2.
Be understandable that, in bottom device 13, middle layer device and top layer device, bottom device 13 near heat-radiating substrate 1, middle layer device near bottom device 13, top layer device near middle layer device.Bottom device 13, middle layer device are connected with the triangular electrical connection of top layer device, signal, and major loop device is well known to the skilled person, and does not limit herein to this, also repeats no more.Bottom device 13, middle layer device and top layer device are positioned at drain pan 10, refer to that bottom device 13, middle layer device and top layer device are arranged in the inner chamber of drain pan 10 and the wider space along this depth of inner cavity direction, namely top layer device can expose to drain pan 10 along the depth direction of inner chamber.
Above-mentioned height protection frequency converter, by the device of frequency converter device unit 28 is divided into bottom device 13, middle layer device and top layer device, achieve modularization, in installation process, installing bottom layer device 13, middle layer device and top layer device successively, more existing integral type frequency converter unit is compared, and simplifies the labour intensity of installation process, is also convenient to maintenance and safeguards; Meanwhile, power device 11, major loop device and Inner eycle blower fan 14 are located at bottom, are convenient to power device 11, the heat of major loop device passes to heat-radiating substrate 1, improve radiating rate, also improve barrier propterty; And the installation site of power device 11 is corresponding with the installation site of radiator 2, as shown in Figure 1, the heat being convenient to power device 11 generation passes to radiator 2, improves radiating efficiency; Inner eycle blower fan 14 is located at bottom, improves the radiating effect of drain pan 10 inside.
Preferably, the top of drain pan 10 is located at by Inner eycle blower fan 14.It should be noted that, the top of drain pan 10, when referring to that whole height protection frequency converter normally uses placement, the top of drain pan 10.
For the ease of installing the first electric capacity module 15, in above-mentioned height protection frequency converter, be provided with corresponding location structure.Particularly, the first electric capacity module 15 and drain pan 10, wherein one is provided with locating groove 9, and another one is provided with the location snap fit 16 coordinated with locating groove 9.Further, be provided with locating groove 9 in drain pan 10, the first electric capacity module 15 is provided with the location snap fit 16 coordinated with locating groove 9, as Figure 4-Figure 6.
Certainly, also can select other location structure, such as the first electric capacity module 15 and drain pan 10, wherein one is provided with locating groove 9, and another one is provided with the positioning convex coordinated with locating groove 9.
For the ease of installation and removal, be provided with supporting bracket 26 between layer device and top layer device in prioritizing selection, middle layer device and described supporting bracket 26 are all removably fixed on drain pan 10, and top layer device is removably fixed on supporting bracket 26.Particularly, removably fixed form, has multiple, such as clamping, threaded connector connection etc.Conveniently arrange, in prioritizing selection, layer device is fixed on drain pan 10 by the second screw; Top layer device is fixed on supporting bracket 26 by the 3rd screw.
Preferably, in above-mentioned height protection frequency converter, the second electric capacity module 17 comprises: electric capacity drain pan 19, with the electric capacity cover plate 18 of electric capacity drain pan 19 clamping, the second capacitance component being positioned at electric capacity drain pan 19, wherein, electric capacity cover plate 18 is removably fixedly connected with supporting bracket 26, as shown in Figure 9 and Figure 10.Like this, achieve fast assembling-disassembling, facilitate maintenance and the maintenance of the second capacitance component.
Correspondingly, control module 21 to comprise: control main casing 22 and control cover plate 23, the one end controlling cover plate 23 is connected with control main casing 22, controls the other end of cover plate 23 and the removably clamping of control main casing 22, control main casing 22 to be removably fixedly connected with supporting bracket 26, as is illustrated by figs. 11 and 12.Like this, achieve fast assembling-disassembling, facilitate the maintenance and maintenance that are positioned at the control device controlling main casing 22.
Conveniently install, prioritizing selection electric capacity cover plate 18 is connected by the second screw with supporting bracket 26, and the top of electric capacity cover plate 18 and bottom are respectively equipped with the first installing hole and the second installing hole that pass for the second screw; In first installing hole and the second installing hole, wherein one is hardy hole 20.Like this, in installation process, the second electric capacity module 17 can be finely tuned in the position of vertical direction, can rigging error be eliminated, reduce machining accuracy, also facilitate installation.
Correspondingly, control main casing 22 and be connected by the 3rd screw with supporting bracket 26, the top and the bottom that control main casing 22 are respectively equipped with the 3rd installing hole and the 4th installing hole that pass for the 3rd screw; In 3rd installing hole and the 4th installing hole, wherein one is hardy hole 20.Like this, in installation process, can vernier control module 21 in the position of vertical direction, can rigging error be eliminated, reduce machining accuracy, also facilitate installation.
Further, control the 3rd installing hole on top of main casing 22, first installing hole on the top of electric capacity cover plate 18 are hardy hole 20, as shown in Fig. 9-14.
It should be noted that, the top of the top of electric capacity cover plate 18 and bottom, control main casing 22 and bottom, when referring to that whole height protection frequency converter is in normal operating condition respectively, the top of the top of electric capacity cover plate 18 and bottom, control main casing 22 and bottom.
In above-mentioned height protection frequency converter, control module 21 and can be Keyboard Control template die group.
In order to satisfy the demands, can suitably increase electric capacity module, particularly, top layer device also comprises expansion electric capacity module 24.This expansion electric capacity module 24 and the second electric capacity module 17 are arranged side by side, as shown in figure 14.Now, controlling module 21 can in the front end of the front end or the second electric capacity module 17 of expanding electric capacity module 24.
Preferably, in above-mentioned height protection frequency converter, two side plates of drain pan 10 are equipped with handle 29.Like this, the installation of the heat-radiating substrate 1 with radiator 2, frequency converter unit 28 is facilitated.Handle 29 can be external handle, is also embedded handle.In order to reduce the volume of whole height protection frequency converter, prioritizing selection handle 29 is embedded handle, as shown in Fig. 4 and Figure 16.
Further, the bottom of drain pan 10 is provided with the first guide rail 12, be provided with in front storehouse with the first guide rail 12 with the use of the second guide rail 27, and the first guide rail 12 and the second guide rail 27 all extend along the direction perpendicular to dividing plate 25, as shown in figure 15.Like this, when installing heat-radiating substrate 1 with radiator 2, frequency converter unit 28, the heat-radiating substrate 1 that can promote with frequency converter unit 28 along the second guide rail 27, reduces labour required in installation process, is also convenient to ensure installation quality.
Preferably, in order to improve stability, prioritizing selection first guide rail 12 is two, lays respectively at the both sides of drain pan 10, and correspondingly, the second guide rail 27 is also two.For the concrete structure of the first guide rail 12 and the second guide rail 27, can design according to actual needs, the embodiment of the present invention does not limit this.
It should be noted that, the second guide rail 27 is arranged on rack.
To the above-mentioned explanation of the disclosed embodiments, those skilled in the art are realized or uses the present invention.To be apparent for a person skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (12)
1. a high protection frequency converter, comprising:
Rack; Be positioned at described rack, and make described interior of equipment cabinet have the dividing plate (25) in Qian Cang and rear storehouse; Frequency converter unit (28); Radiator (2);
It is characterized in that, described height protection frequency converter also comprises: be positioned at described front storehouse, and by heat-radiating substrate (1) that seal (5) and described dividing plate (25) are tightly connected;
Wherein, described frequency converter unit (28) is located at the front side of described heat-radiating substrate (1); Described dividing plate (25) has the through hole passed for described radiator (2), the rear side of described heat-radiating substrate (1) is located at by described radiator (2), and described seal (5) is positioned at the periphery of described radiator (2).
2. height protection frequency converter according to claim 1, it is characterized in that, described heat-radiating substrate (1) and described radiator (2) are integral type structure.
3. height protection frequency converter according to claim 2, it is characterized in that, also comprise mounting panel (6), described seal (5) is located on described mounting panel (6), described heat-radiating substrate (1) is provided with groove (8), and described mounting panel (6) is fixed in described groove (8).
4. height protection frequency converter according to claim 3, it is characterized in that, described mounting panel (6) is removably fixedly connected with described heat-radiating substrate (1).
5. height protection frequency converter according to claim 3, it is characterized in that, described mounting panel (6) and described groove (8) are tightly connected by adhesive-layer.
6. height protection frequency converter according to claim 1, it is characterized in that, the trailing flank of described heat-radiating substrate (1) is provided with flange installed surface (4).
7. the height protection frequency converter according to any one of claim 1-6, it is characterized in that, described frequency converter unit (28) comprising: be fixed on the drain pan (10) on described heat-radiating substrate (1), is arranged in the bottom device (13) of described drain pan (10), layer device and top layer device; Wherein, described bottom device (13) comprises power device (11), major loop device and Inner eycle blower fan (14), described middle layer device comprises the first electric capacity module (15), and described top layer device comprises the second electric capacity module (17) and controls module (21); Described power device (11) is mounted on described heat-radiating substrate (1), and the power device installation site (3) of described power device (11) is corresponding with the installation site of described radiator (2).
8. height protection frequency converter according to claim 7, it is characterized in that, described first electric capacity module (15) and described drain pan (10), wherein one is provided with locating groove (9), and another one is provided with the location snap fit (16) coordinated with described locating groove (9).
9. height protection frequency converter according to claim 7, it is characterized in that, supporting bracket (26) is provided with between described middle layer device and described top layer device, described middle layer device and described supporting bracket (26) are all removably fixed on described drain pan (10), and described top layer device is removably fixed on described supporting bracket (26).
10. height protection frequency converter according to claim 9, it is characterized in that, described second electric capacity module (17) comprising: electric capacity drain pan (19), with the electric capacity cover plate (18) of described electric capacity drain pan (19) clamping, the second capacitance component being positioned at described electric capacity drain pan (19), wherein, described electric capacity cover plate (18) is removably fixedly connected with described supporting bracket (26);
Described control module (21) comprising: control main casing (22) and control cover plate (23), one end of described control cover plate (23) is connected with described control main casing (22), the other end of described control cover plate (23) and described control main casing (22) removably clamping, described control main casing (22) is removably fixedly connected with described supporting bracket (26).
11. height protection frequency converters according to claim 7, it is characterized in that, described top layer device also comprises expansion electric capacity module (24).
12. height protection frequency converters according to claim 7, it is characterized in that, the bottom of described drain pan (10) is provided with the first guide rail (12), be provided with in described front storehouse with described first guide rail (12) with the use of the second guide rail (27), and described first guide rail (12) and described second guide rail (27) all extend along the described direction perpendicular to described dividing plate (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952933.5A CN105356725B (en) | 2015-12-17 | 2015-12-17 | A kind of high protection frequency converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952933.5A CN105356725B (en) | 2015-12-17 | 2015-12-17 | A kind of high protection frequency converter |
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| CN105356725A true CN105356725A (en) | 2016-02-24 |
| CN105356725B CN105356725B (en) | 2018-10-23 |
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| CN201510952933.5A Active CN105356725B (en) | 2015-12-17 | 2015-12-17 | A kind of high protection frequency converter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105958796A (en) * | 2016-06-13 | 2016-09-21 | 天津瑞能电气有限公司 | Rapid mounting structure of wind power generation frequency converter power module |
| CN109831091A (en) * | 2019-03-22 | 2019-05-31 | 青岛万宝压缩机有限公司 | Frequency-changeable compressor shell of frequency converter component and frequency-changeable compressor |
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| CN201018400Y (en) * | 2007-02-28 | 2008-02-06 | 李佩术 | Separation closed type rainproof and dustproof easy-for-maintenance variable-frequency speed regulator and control integrated cabinet thereof |
| CN202424481U (en) * | 2011-12-14 | 2012-09-05 | 荥阳市电业局 | Airtight dust-proof variable-frequency electric drive control cabinet |
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| CN2206974Y (en) * | 1994-03-14 | 1995-09-06 | 李顺卿 | Constent temp. dustproof computer box |
| CN201018400Y (en) * | 2007-02-28 | 2008-02-06 | 李佩术 | Separation closed type rainproof and dustproof easy-for-maintenance variable-frequency speed regulator and control integrated cabinet thereof |
| CN202424481U (en) * | 2011-12-14 | 2012-09-05 | 荥阳市电业局 | Airtight dust-proof variable-frequency electric drive control cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105958796A (en) * | 2016-06-13 | 2016-09-21 | 天津瑞能电气有限公司 | Rapid mounting structure of wind power generation frequency converter power module |
| CN109831091A (en) * | 2019-03-22 | 2019-05-31 | 青岛万宝压缩机有限公司 | Frequency-changeable compressor shell of frequency converter component and frequency-changeable compressor |
| CN109831091B (en) * | 2019-03-22 | 2024-04-12 | 青岛万宝压缩机有限公司 | Frequency converter shell component for frequency conversion compressor and frequency conversion compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105356725B (en) | 2018-10-23 |
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