CN205792185U - The converter of dependable performance - Google Patents
The converter of dependable performance Download PDFInfo
- Publication number
- CN205792185U CN205792185U CN201620458412.4U CN201620458412U CN205792185U CN 205792185 U CN205792185 U CN 205792185U CN 201620458412 U CN201620458412 U CN 201620458412U CN 205792185 U CN205792185 U CN 205792185U
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- converter
- circuit board
- main circuit
- capacitance component
- radiator
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Abstract
This utility model relates to the converter of a kind of dependable performance, and it includes housing, is provided with main circuit board in described housing, and enclosure interior is separated into upper and lower two parts by described main circuit board, and top is installation portion, and bottom is heat dissipation wind channel；It is provided with panel in installation portion and stacking is arranged on the display panel above panel；Heat dissipation wind channel one end is provided with fan assembly, and the other end is provided with capacitance component, is provided with radiator between described fan assembly and capacitance component；Panel by main circuit board ground connection, main circuit board passes through capacitance component ground connection, and capacitance component passes through radiator ground connection, and radiator is by converter chassis ground；Converter of the present utility model is rationally distributed, compact conformation, reduces volume, reduces production cost and be easily installed；Main circuit board, panel, display panel, capacitance component and radiator interconnect successively, then by converter chassis ground, compact conformation ground connection is reliable, improves safety and the stability of converter.
Description
Technical field
This utility model relates to Low Voltage Electrical Apparatus, particularly relates to the converter of a kind of dependable performance.
Background technology
The birth of converter comes from the alternating current generator demand to stepless speed regulation, along with IGCT, electrostatic induction crystalline substance
The appearance of the parts such as body pipe, the high pressure resistant insulation ambipolar IGCT of grid, electrical technology has had the change maked rapid progress
Changing, frequency converter timing technology develops the most therewith, and special pulsewidth modulation VVVF speed regulation technology allows frequency conversion especially
New step climbed up by device.
However as the continuous extension of Power Electronic Technique application, converter has the most gradually been deep into work
The every field of industry, the therefore market performance requirement to converter, converter producer also gets more and more simultaneously；
The competitiveness how improving product becomes the important development direction of enterprise development.
How to optimize frequency changer layout, reduce small product size, and it is reliable to improve converter ground connection
Property and radiating effect, it has also become the technical problem that art technology research staff is anxious to be resolved.
Summary of the invention
Problem to be solved in the utility model is, not enough for prior art, it is provided that the change of a kind of dependable performance
Frequently device.
For achieving the above object, this utility model adopts the technical scheme that
The converter of a kind of dependable performance, it includes housing, is provided with main circuit board in described housing, described
Enclosure interior is separated into upper and lower two parts by main circuit board, and top is installation portion, and bottom is heat dissipation wind channel；
It is provided with panel in installation portion and stacking is arranged on the display panel above panel；
Heat dissipation wind channel one end is provided with fan assembly, and the other end is provided with capacitance component, described fan assembly with
Radiator it is provided with between capacitance component；
Panel by main circuit board ground connection, main circuit board passes through capacitance component ground connection, and capacitance component passes through
Radiator ground connection, radiator is by converter chassis ground.
Preferably, the earth point on panel is connected with main circuit board by earth lead；Main circuit board and electric capacity
Being provided with ground terminal between assembly, the earth point on described main circuit board passes through ground terminal and capacitance component
It is connected；Capacitance component is connected by earthing rod positioned there between with radiator；Described radiator passes through L
Type ground board is connected with converter base plate.
Preferably, L-type ground board includes that first meets the portion of drawing and second and meet the portion of drawing；First connects setting in the portion of drawing
Having a fixing threaded hole, described second connects and is provided with fixing hole in the portion of drawing, and on described fixing hole, correspondence is fixedly installed
The sleeve that auxiliary connects.
Earthing rod is hexagonal copper guide pillar.
Preferably, the first insulation board, main circuit board and radiator it are provided with between main circuit board and capacitance component
Between be provided with the second insulation board.
Preferably, converter base plate is provided with protruding even formula and connects portion, the projection one of described convex type connecting portion
Facing to enclosure interior, described convex type connecting portion is that a concave groove type accommodates chamber towards hull outside side；Institute
State second to meet the portion of drawing and be connected by connecting bolt with protruding connecting portion, described in the head of described connecting bolt is positioned at
Concave groove type accommodates intracavity, is provided with locking meson between described connecting bolt and described receiving chamber.
Preferably, first connects the sidewall setting drawing portion's held against heat sink, and second meets the portion of drawing is positioned under capacitance component
Side is connected with converter base plate.
Preferably, the earth point on panel, the earth point on main circuit board, ground terminal, earthing rod and L
Type ground board, is positioned on an axis the most from top to bottom.
Preferably, the both sides that converter base plate is relative are respectively arranged with fixed card slot and hole, location.
Preferably, housing includes base and cover body；Described base include lower base and with described bottom
The upper base of base clamping, is provided with fan assembly, capacitance component and radiator, on top in lower base
Being provided with main circuit board, panel, display panel in base, described main circuit board is positioned at upper base and lower bottom
Seat junction；The lower base two ends of described housing set respectively with the inlet and outlet corresponding section of heat dissipation wind channel
It is equipped with vent, at the side of the upper base of described housing, is provided with more than one thermovent.
This utility model good effect is as follows:
Converter of the present utility model is rationally distributed, compact conformation, reduces volume, reduces production cost also
And be easily installed；In the case of not affecting converter volume, it is ensured that the radiating effect of whole converter is
Good, thus improve the stability of converter；Main circuit board, panel, display panel, capacitance component and
Radiator interconnects successively, then by converter chassis ground, compact conformation ground connection is reliable, improves change
Frequently the safety of device and stability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the converter of this utility model dependable performance；
Fig. 2 is the structural representation of main circuit board position of the present utility model；
Fig. 3 is the structural representation of housing of the present utility model；
Fig. 4 is the structural representation of L-type ground board of the present utility model；
Fig. 5 is the A portion structure for amplifying schematic diagram of this utility model Fig. 1；
Fig. 6 is the positional structure schematic diagram of draw-in groove of the present utility model；
Fig. 7 is the positional structure schematic diagram of clamp of the present utility model；
Fig. 8 is the B portion structure for amplifying schematic diagram of this utility model Fig. 1；
Fig. 9 is the structural representation of the C portion enlarged drawing of this utility model Fig. 6；
Figure 10 is the structural representation of the D portion enlarged drawing of this utility model Fig. 7.
In the accompanying drawings, 1 main circuit board, 2 panels, 3 display panels, 4, fan assembly, 5 capacitance components,
51 first insulation boards, 6 radiators, 61 second insulation boards, 7L type ground board, 71 first connect the portion of drawing,
711 fixing threaded holes, 72 second connect the portion of drawing, 721 sleeves, 8 ground terminals, 9 earthing rods, 10 housings, 101
Protruding even formula connect portion, 102 locking mesons, 103 connecting bolts, 11 converter base plates, 111 fixed card slots,
112 hole, location, 12 earth leads, 13 vents, 14 thermovents, 15 display mouths, 16 bases, 161 guiding
Groove, 162 bayonet slot, 163 locating slots, 17 cover bodies, 171 location-plates, 172 inserted sheets, 173 bootstrap blocks,
174 gripper shoes, screens hole 175,176 screens hook.
Detailed description of the invention
The embodiment be given below in conjunction with accompanying drawing 1 to 10, further illustrates specific embodiment party of the present utility model
Formula.Of the present utility model it is not limited to the following description.
As Figure 1-10 shows: the converter of a kind of dependable performance, it includes housing 10, in described housing 10
Being provided with main circuit board 1, described main circuit board 1 is separated into upper and lower two parts by internal for housing 10, and top is
Installation portion, bottom is heat dissipation wind channel；It is provided with panel 2 in installation portion and stacking is arranged on panel 2
The display panel 3 of top；Heat dissipation wind channel one end is provided with fan assembly 4, and the other end is provided with capacitance component 5,
It is provided with radiator 6 between described fan assembly 4 and capacitance component 5；Main circuit board 1, panel 2, aobvious
Show that plate 3 and capacitance component 5 constitute electrical connection.
Being provided with the first insulation board 51 between main circuit board 1 and capacitance component 5, main circuit board 1 dissipates with described
The second insulation board 61 it is provided with between hot device 6；First insulation board 51 and the second insulation board 51 are respectively used to prevent
Only accidental short circuit between main circuit board 1 and capacitance component 5 and main circuit board 1 and radiator 6, contributes to carrying
The stability of high converter, reduces rate of breakdown.
Panel 2 by main circuit board 1 ground connection, main circuit board 1 is by capacitance component 5 ground connection, electric capacity
Assembly 5 is by radiator 6 ground connection, and radiator 6 is by converter base plate 11 ground connection.Concrete, panel
Earth point on 2 is connected with main circuit board 1 by earth lead 12；Between main circuit board 1 and capacitance component 5
Being provided with ground terminal 8, the earth point on described main circuit board 1 is by ground terminal 8 and described capacitance component
5 are connected；Being provided with earthing rod 9 between capacitance component 5 and radiator 6, described capacitance component 5 passes through ground connection
Post 9 is connected with radiator 6；Radiator 6 is connected with converter base plate 11 by L-type ground board 7；Should
Compact layout and structure, reduces volume, reduces production cost and be easily installed；And do not affecting frequency conversion
In the case of body is long-pending, it is ensured that the radiating effect of whole converter is optimal, thus improves the steady of converter
Qualitative；Main circuit board 1, panel 2, display panel 3, capacitance component 5 and radiator 6 ground connection are reliable,
Improve safety and the stability of converter.On earth point on described panel 2, main circuit board 1
Earth point, ground terminal 8, earthing rod 9 and L-type ground board 7, the most from top to bottom generally within one
On individual axis.
Described earthing rod 9 is hexagonal copper guide pillar, and hexagonal copper guide pillar is relative to the ground connection used in current city
Line, connects the stability drawn and fix higher, is conducive to improving converter service life, and reduces fault rate.
As shown in Figure 4: L-type ground board 7 include be connected with radiator 6 first connect the portion of drawing 71 and with
The second of base plate 11 connection meets the portion of drawing 72；First connects and is provided with fixing threaded hole 711 in the portion of drawing 71, and described
Two connect and are provided with fixing hole in the portion of drawing 72, corresponding on described fixing hole are fixedly installed the sleeve 721 that auxiliary connects.
L-type ground board can effectively make radiator 6 be connected with converter base plate 11, its stable connection, ground connection property
Can be excellent, greatly improve safety coefficient and the service life of converter.Described first to meet the portion of drawing 71 tight
Patch radiator 6 sidewall arrange, second connect the portion of drawing 72 reach below capacitance component 5 with converter base plate 11
Connect.
As shown in Figure 5: the mounting structure of L-type ground board 7, converter base plate 11 is arranged one protruding
Even formula meets portion 101, and the projection one of described convex type connecting portion 101 is internal facing to housing 10, described projection
Formula connecting portion 101 is that a concave groove type accommodates chamber towards the outside side of housing 10；Second meets the portion of drawing 72 with protruding
Connecting portion 101 is connected by connecting bolt 103, and the head of connecting bolt 103 is positioned at described receiving intracavity,
Locking meson 102 it is provided with between described connecting bolt 103 and described receiving chamber.
On the one hand, convex type connecting portion 101 provides a support for whole L-type earth plate, it is simple to L-type connects
Floor is attached with radiator 6；On the other hand, convex type connecting portion 101 is towards the outside side of housing 10
Accommodating chamber for concave groove type, this concave groove type accommodates chamber can make L-type earth plate be connected more stable with converter base plate 11,
Avoid connecting bolt 103 unexpected loosening, cause ground connection invalid, and the connecting bolt 103 assembled is with anti-
Pine meson 102 accommodates intracavity in this concave groove type, and to avoid bolt head the most prominent, affect the installation of converter with
Use；Locking meson 102 plays the effect strengthening protection, when connecting bolt 103 occurs to loosen because of external force,
Locking meson 102 can make up and cause dislocation because of loosening, reduces rate of breakdown to greatest extent.
As shown in Fig. 3,6,7,9 and 10: housing 10 includes base 16 and cover body 17, cover body 17 with
Being connected by interface arrangment between base 16, converter base plate 11 is connected with base 16 lower end；Described base
16 include that lower base and the upper base with lower base clamping, described main circuit board 1 are arranged at base
Inside 16 and between upper base and lower base；Described cover body 17 includes left and right two parts, respectively
It is the first cover body and the second cover body, is connected by clamping between the first cover body and the second cover body.
Interface arrangment includes the clamp being arranged on the joint end of cover body 17 and is arranged on the clamping of base 16
Draw-in groove on end；Clamp includes inserted sheet 172 and is arranged on the bootstrap block 173 of inserted sheet 172 one end, described in draw
It is provided with the first lead-in chamfered on guide block 173, between described first lead-in chamfered and inserted sheet 172, is provided with
One card contact；Described draw-in groove includes guiding groove 161 and is arranged on the bayonet slot 162 of guiding groove 161 side,
The trench bottom of described guiding groove 161 is provided with second lead-in chamfered corresponding with the first lead-in chamfered；Described
The degree of depth of bayonet slot 162 is more than the degree of depth of guiding groove 161, by two between bayonet slot 162 and guiding groove 161
The depth difference of person forms the second card contact matched with described first card contact.First lead-in chamfered and second
Lead-in chamfered matches, and is guided by bootstrap block 172 so that the first card contact and second in bayonet slot 162
Card contact is docked, it is achieved connect and fix function.
As shown in Figure 6,7, described cover body 17 includes cover body plate and the cover body side plate of cover body plate surrounding, cover body
17 by the joint end of cover body side plate and base 16 clamping；On the side of described cover body side plate, projection is provided with and determines
Position plate 171, the inner side of the side of the joint end of described base 16 is provided with and described location-plate 171 phase
The locating slot 163 joined；During the draw-in groove snap-fit engagement of the clamp of cover body 17 and base 16, base 16 is by fixed
Position groove 163 and the side coordinating cincture cover body side plate of location-plate 171, protect with opposite side, it is to avoid
Cover body 17 and the dislocation of base 16 docking, and transport collides with and is easily damaged.Preferably, the cover of cover body 17
Angle between side plate and cover body plate is more than 90 degree and less than 120 degree, between cover body side plate and cover body plate
Junction camber is arranged.Cover body side plate is obliquely installed by arc-shaped bend has certain elasticity so that cover
Body 17 is relatively reliable with the connection of base 16, and cover body 17 is readily disassembled assembling and is hardly damaged.
As shown in Figure 6,7, described cover body 17 is divided into the first cover body and the second cover body being arranged side by side, and first
It is connected by clamping between cover body and the second cover body；First cover body is corresponding with display panel 3, the second cover body and control
The interface section of making sheet 2 is corresponding, is provided with the display mouth 15 corresponding with display panel 3 on the first cover body, should
Display mouth 15 is used for estimating the data on display panel 3.Inside parallel at the side of the first cover body extends
Fagging 174, is provided with screens hole 175 in gripper shoe 174, is provided with and screens hole on the side of the second cover body
The 175 U-shaped screens hooks 176 coordinated, a side of U-shaped screens hook 176 and the side of the second cover body are even
Connecing, screens hook 176 is through the screens hole 175 in gripper shoe 174, another side of screens hook 176 and support
Plate 174 clamping matching.
As shown in Fig. 1,3,6, described base 16 includes lower base and the top with lower base clamping
Base, is provided with fan assembly 4, capacitance component 5 and radiator 6 in lower base；The lower bottom of housing 10
Seat two ends are respectively arranged with vent 13 with the inlet and outlet corresponding section of heat dissipation wind channel, are not provided with in both sides
Thermovent, it is simple to accelerate heat radiation under the effect of fan assembly 4.Main circuit board 1, control it is provided with in upper base
Making sheet 2, display panel 3, described main circuit board 1 is positioned at upper base and lower base junction, described housing
More than one thermovent 14 it is provided with at side corresponding with installation portion in the upper base of 10.
Housing 10 uses split-type structural, and this structure is relative to integral structure, it is simple to back panel wiring, and
Each parts easy to disassembly and maintenance.Clamp and draw-in groove are reasonable in design so that between cover body 17 and base 16
Clamping is firm, and can realize fast assembling-disassembling.Vent 13 coordinates radiator to be aerated heat radiation, thermovent 14
Corresponding with main circuit board in frequency conversion 1, control circuit plate 2 and display panel 3 position, play auxiliary and dissipate
The function of heat.
As shown in Figure 2,6, the both sides that described converter base plate 11 is relative are respectively arranged with fixed card slot 111
With hole 112, location, during installing and using, the two is worked in coordination, and for the installation of converter, completes
Converter is fixed.
Above content is to combine concrete preferred implementation further detailed description of the utility model,
It cannot be assumed that of the present utility model being embodied as is confined to these explanations.For technology belonging to this utility model
For the those of ordinary skill in field, without departing from the concept of the premise utility, it is also possible to if making
Dry simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. the converter of a dependable performance, it is characterised in that: it includes housing (10), described housing (10)
Inside being provided with main circuit board (1), described main circuit board (1) is separated into upper and lower two by internal for housing (10)
Point, top is installation portion, and bottom is heat dissipation wind channel；
It is provided with panel (2) in described installation portion and stacking is arranged on the display above panel (2)
Plate (3)；
Described heat dissipation wind channel one end is provided with fan assembly, and the other end is provided with capacitance component (5), described wind
Radiator (6) it is provided with between thermomechanical components (4) and capacitance component (5)；
Panel (2) by main circuit board (1) ground connection, main circuit board (1) passes through capacitance component (5)
Ground connection, capacitance component (5) passes through radiator (6) ground connection, and radiator (6) passes through converter base plate (11)
Ground connection.
The converter of dependable performance the most according to claim 1, it is characterised in that: described panel (2)
On earth point be connected with main circuit board (1) by earth lead (12)；Main circuit board (1) and capacitance group
Being provided with ground terminal (8) between part (5), the earth point on described main circuit board (1) passes through earth terminal
Son (8) is connected with described capacitance component (5)；Described capacitance component (5) and radiator (6) pass through position
It is connected in earthing rod (9) therebetween；Described radiator (6) is by L-type ground board (7) and change
Frequently device base plate (11) is connected.
The converter of dependable performance the most according to claim 2, it is characterised in that: described L-type ground connection
Connecting plate (7) includes that first meets the portion of drawing (71) and second and meet the portion of drawing (72)；Described first meets the portion of drawing (71)
On be provided with fixing threaded hole (711), described second connects and is provided with fixing hole in the portion of drawing (72), described fixing
The corresponding sleeve (721) being fixedly installed auxiliary connection on hole.
The converter of dependable performance the most according to claim 2, it is characterised in that: described earthing rod (9)
For hexagonal copper guide pillar.
The converter of dependable performance the most according to claim 1, it is characterised in that: described main circuit board
And between capacitance component (5), be provided with the first insulation board (51), described main circuit board (1) and institute (1)
State and between radiator (6), be provided with the second insulation board (61).
The converter of dependable performance the most according to claim 3, it is characterised in that: at the bottom of described converter
It is provided with protruding even formula on plate (11) and meets portion (101), the protruding one side of described convex type connecting portion (101)
Internal towards housing (10), described convex type connecting portion (101) is one towards the outside side of housing (10)
Concave groove type accommodates chamber；Described second meets the portion of drawing (72) with protruding connecting portion (101) by connecting bolt (103)
Being connected, the head of described connecting bolt (103) is positioned at described concave groove type and accommodates intracavity, described connecting bolt (103)
And it is provided with locking meson (102) between described receiving chamber.
The converter of dependable performance the most according to claim 3, it is characterised in that: described first connects and draws
The sidewall of portion (71) held against heat sink (6) is arranged, and second meets the portion of drawing (72) is positioned at capacitance component (5)
Lower section is connected with converter base plate (11).
The converter of dependable performance the most according to claim 1, it is characterised in that: described panel (2)
On earth point, earth point, ground terminal (8), earthing rod (9) and L-type on main circuit board (1)
Ground board (7), is positioned on an axis the most from top to bottom.
The converter of dependable performance the most according to claim 1, it is characterised in that: at the bottom of described converter
The both sides that plate (11) is relative are respectively arranged with fixed card slot (111) and hole, location (112).
The converter of dependable performance the most according to claim 1, it is characterised in that: described housing (10)
Including base (16) and cover body (17)；Described base (16) include lower base and with described bottom
The upper base of base clamping, is provided with fan assembly (4), capacitance component (5) and radiator in lower base
(6), in upper base, main circuit board (1), panel (2), display panel (3), described main electricity it are provided with
Road plate (1) is positioned at upper base and lower base junction；The lower base two ends of described housing (10) with
The inlet and outlet corresponding section of heat dissipation wind channel is respectively arranged with vent (13), described housing (10) upper
More than one thermovent (14) it is provided with at the side of portion's base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620458412.4U CN205792185U (en) | 2016-05-19 | 2016-05-19 | The converter of dependable performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620458412.4U CN205792185U (en) | 2016-05-19 | 2016-05-19 | The converter of dependable performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205792185U true CN205792185U (en) | 2016-12-07 |
Family
ID=58116353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620458412.4U Active CN205792185U (en) | 2016-05-19 | 2016-05-19 | The converter of dependable performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205792185U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068345A (en) * | 2021-03-25 | 2021-07-02 | 深圳市澳地特电气技术有限公司 | Universal low-voltage frequency converter |
-
2016
- 2016-05-19 CN CN201620458412.4U patent/CN205792185U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068345A (en) * | 2021-03-25 | 2021-07-02 | 深圳市澳地特电气技术有限公司 | Universal low-voltage frequency converter |
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