CN206948180U - DC power supplier and power cabinet - Google Patents
DC power supplier and power cabinet Download PDFInfo
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- CN206948180U CN206948180U CN201720865255.3U CN201720865255U CN206948180U CN 206948180 U CN206948180 U CN 206948180U CN 201720865255 U CN201720865255 U CN 201720865255U CN 206948180 U CN206948180 U CN 206948180U
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- cabinet
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Abstract
It the utility model is related to a kind of DC power supplier and power cabinet, the DC power supplier includes two output rows and several transformers, several described transformers connected in parallel are between two output rows, the output row and several transformers may be contained within the casing, one end of wherein one output row is stretched out outside casing from one end of casing, and one end of another output row is stretched out outside casing from opposed one end of casing.This DC power supplier by by transformers connected in parallel in two output row between, one end of two output rows is stretched out outside casing from the opposed both ends of casing respectively, so that the impedance of each transformer is essentially identical, and then effectively reduce the deviation that high frequency transformer connects rectifying device peak voltage.
Description
Technical field
Power technique fields are the utility model is related to, more particularly to a kind of DC power supplier and power cabinet.
Background technology
Using one end, formula is connected to electrical equipment to existing DC power supplier by the way of going out row more.As publication is (public
The number of opening：CN202652046U the power module referred in), using the side of two pieces of multiple shunt transformers of dual-hole conductive master clamp
Formula, output, which is arranged from cabinet one end, goes out row, but the secondary side due to each transformer loads time to be formed with output row and electrical equipment
The distance on road is different, causes impedance different, and then makes corresponding to each transformer caused point on rectifying device (such as metal-oxide-semiconductor)
Peak voltage is different, most influences overall efficiency at last.
Utility model content
The purpose of this utility model is to improve the above-mentioned deficiency in the presence of prior art, there is provided a kind of dc source mould
Block and power cabinet, caused peak voltage on rectifying device can be avoided corresponding to each transformer abnormal.
In order to realize above-mentioned purpose of utility model, the utility model embodiment provides following technical scheme：
A kind of DC power supplier, including casing, two output rows and several transformers, several described transformers are simultaneously
It is coupled between two output rows, the output row and several transformers may be contained within the casing, wherein an output row
One end stretched out from one end of casing outside casing, casing is stretched out in one end of another output row from opposed one end of casing
Outside.
By the setting of said structure, the secondary side and output row and electrical equipment that can not only realize each transformer load
The circuit path length of formation is essentially identical, and the impedance of transformer for making output be connected between arranging is identical, and then effectively reduces change
Depressor connects the deviation of rectifying device peak voltage, but also is convenient to the installation of DC power supplier, can be easy to directly from
Dismounted and safeguarded in front of DC power supplier.
More preferably, two output rows be arranged in parallel.Two output rows be arranged in parallel and are easy to other lists in DC power supplier
The mounting arrangements of member, also cause DC power supplier more specification, it is more attractive.
More preferably, it is provided with cooling duct on output row.Output row not only has electric action, by setting cooling logical
Road so that output row also has the heats caused by component working such as cooling effect, transformer can be by cooling duct
Cooling medium (such as cooling water etc.) take away, can effectively reduce the temperature rise of the devices such as transformer, it is ensured that its normal operation.
Under a kind of embodiment, in above-mentioned DC power supplier, in addition to inversion unit and output rectification unit, input
Direct current is after the inversion unit inversion is exchange, then through the transformer transformation, then through the output rectification unit rectification is
Exported after direct current.
Under another embodiment, in above-mentioned DC power supplier, in addition to input rectifying unit, output rectification unit
And inversion unit, input AC through the inversion unit inversion are again exchange after the input rectifying unit rectification is direct current
Afterwards, then after the transformer transformation, then exported after the output rectification unit rectification is direct current.
In above-mentioned DC power supplier, in addition to casing is isolated control zone by circuit board and division board, the division board
Domain, the circuit board include master control borad, and the master control borad is arranged in the control area, and parallel or perpendicular to output row's
Wide face.
In above-mentioned DC power supplier, the circuit board also includes rectification driving plate, and the rectification driving plate is arranged at defeated
Go out to arrange on surface.
In above-mentioned DC power supplier, in addition to sensor, the sensor sleeve are located at and become on an output row
On the outside of depressor between cabinet wall.
In above-mentioned DC power supplier, handle is provided with the outside of casing.
A kind of power cabinet, include the DC power supplier of several the utility model any embodiments, several direct currents
Power module is in parallel.
In one embodiment, in addition to two busbars, several DC power suppliers are parallel to two busbars
Between, DC power supplier is connected by stretching out two outside casing output rows with two busbars, an output row connection one
Individual busbar.Under such a mode, each DC power supplier connects electrical equipment by busbar.
Further, above-mentioned power cabinet, in addition to cabinet, the busbar and several DC power suppliers may be contained within
In the cabinet, wherein one end of a busbar is stretched out outside cabinet from one end of cabinet, one end of another busbar is from cabinet
Opposed one end of body is stretched out outside cabinet.
In another embodiment, in addition to cabinet, two outputs stretched out outside casing of each DC power supplier are arranged
Stretched out respectively from the left and right ends of cabinet or upper and lower ends outside cabinet.Under such a mode, each DC power supplier directly with use
Electric equipment connects.
In summary, in the utility model, by several transformers in DC power supplier be arranged at two it is defeated
Go out between row, and be connected on output row, one end of two output rows is stretched out outside casing from the opposed both ends of casing respectively, makes
It is essentially identical to obtain the impedance of the transformer connected between the row of output, and then effectively reduces transformer and connects rectifying device spike electricity
The deviation of pressure.Also allow for realizing the installation of DC power supplier front simultaneously, can be easy to directly be dismounted and safeguarded from front.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation for the DC power supplier (after removing case lid) that the utility model embodiment 1 provides.
Fig. 2 is that the secondary side of transformer loads to be formed back with output row and electrical equipment in DC power supplier in embodiment 1
The circuit theory schematic diagram on road.
Fig. 3 is the front view of DC power supplier described in embodiment 1 (after removing case lid).
Fig. 4 is the outline structural diagram of DC power supplier described in embodiment 1.
Fig. 5 is the structural representation of power cabinet in embodiment 4 (after removing cabinet lid).
Fig. 6 is the structural representation of power cabinet in embodiment 5.
Description of symbols in figure
DC power supplier 10；Busbar 20；Conductive plate 30；Cabinet 40；Output row 100；Cooling duct 101；Casing
200；Transformer 300；Division board 400；Handle 500.
Embodiment
Below in conjunction with accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu, it is fully described by, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole realities
Apply example.The component of the utility model embodiment being generally described and illustrated herein in the accompanying drawings can be come with a variety of configurations
Arrangement and design.Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit below
Claimed the scope of the utility model, but it is merely representative of selected embodiment of the present utility model.Based on the utility model
Embodiment, the every other embodiment that those skilled in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
Embodiment 1
Fig. 1-4 are referred to, the DC power supplier 10 provided in the present embodiment, including 200, two output rows 100 of casing
With several transformers 300, transformer 300 is high frequency transformer, several transformers 300 be parallel to two output rows 100 it
Between, output row 100 and several transformers 300 may be contained within casing 200, wherein one end of an output row 100 is from casing
200 one end is stretched out outside casing 200, and casing is stretched out in one end of another output row 100 from opposed one end of casing 200
Outside 200, i other words, one end that two outputs are arranged to 100 respectively is drawn from 200 opposed both ends of casing.With cuboid structure
Casing 200 exemplified by, one end of two output rows 100 can be stretched out from the upper and lower end of DC power supplier 10 respectively, either
Stretch out from the left and right end of DC power supplier 10, or stretched out from the front and back ends of DC power supplier 10.
There is the electrical equipment of demand (such as power cabinet patch wall installation, it is impossible to power-on cabinet back door etc.) for installing space,
Only need to by one end that two of DC power supplier 10 output rows 100 are stretched out outside casings 200 directly or through busbar 20 indirectly with
Electrical equipment connects, without again by being connected after confluxing.
As shown in figure 1, for needing power supply mounted against a wall, will directly can be passed through after DC power supplier 10 vertically installation parallel connection
Bus-bar exports from side, is then connected to electrical equipment.This mounting means, can be in power cabinet front dismantling power module, just
In later maintenance with changing.
Above-mentioned DC power supplier 10, by the way that two outputs are arranged into 100 one end from 200 opposed both ends of casing respectively
Drawing so that it is essentially identical that the secondary side of each transformer 300 and output row and electrical equipment load the circuit path length to be formed,
Its electric current principle figure can use representation shown in Fig. 2, and in the loop, output row is equivalent into a resistance R, transformer
A power supply is equivalent to, electrical equipment auxiliary is represented with RL.Due to the secondary side and output row and electrical equipment of each transformer 300
It is essentially identical to load the circuit path length formed, therefore the impedance of each transformer 300 is essentially identical, and then can reduce each
Individual transformer 300 connects the deviation between rectifying device peak voltage, and then also reduces peak voltage to rectifying device
Type selecting.Simultaneously by the 200 liang of row's of bringing out modes of casing, be easy to implement the installation of the front of DC power supplier 10, can be easy to directly from
Front is dismounted and safeguarded.
It should be noted that the present embodiment middle case 200 is cuboid structure, tactical rule, two outputs can be passed through
Row 100 one end respectively from 200 opposed both ends of casing stretch out, with realize the secondary side of each transformer 300 with output row and
Electrical equipment loads that the circuit path length to be formed is identical or convergence is identical, is directed to the casing 200 of other structures form, two
Output row 100 can also use other structures from the lead-out mode of casing 200, if ensure the secondary side of each transformer 300 with
Output row and electrical equipment load that the circuit path length to be formed is identical or convergence is identical.
As described in Figure 1, two output rows 100 be arranged in parallel.Of course, non-parallel manner can also be used to set, to this
Do not require.
Embodiment 2
As shown in figure 1, the DC power supplier 10 provided in the present embodiment, with DC power supplier described in embodiment 1
10 are compared, and difference is, cooling duct 101 is provided with output row 100, more particularly, are provided with hole on output row, are passed through
The hole can arrange cooling tube, and coolant can be passed through in cooling tube, can utilize cooling duct 101 by high frequency transformer 300
It can be taken away, can be effectively dropped by the cooling medium (such as cooling water etc.) in cooling duct etc. heat caused by cell operation
The temperature rise of the devices such as low transformer, it is ensured that its normal operation.
In addition, the outside of casing 200 is provided with handle 500, it is easy to guide and support DC power supplier 10.
Embodiment 3
The DC power supplier 10 provided in the present embodiment, compared with DC power supplier 10 described in embodiment 2, difference
It is, DC power supplier 10 also includes rectification unit, inversion unit, circuit board, sensor, rectification unit, inversion unit, electricity
Road plate, sensor may be contained within casing 200.
Wherein, sensor sleeve is arranged on 100 located at an output, and positioned at the outside of transformer 300 and the inwall of casing 200 it
Between.
The electric current input of DC power supplier 10 has two ways, and a kind of industrial frequency AC input, one kind is using external whole
Flow device concentrates the direct current input after rectification.It is directed to industrial frequency AC input mode, rectification unit is input rectifying unit and defeated
Go out rectification unit, input AC through the inversion unit inversion is again exchange after the input rectifying unit rectification is direct current
Afterwards, then after the transformation of transformer 300, then exported after the output rectification unit rectification is direct current.It is defeated to be directed to direct current
Enter mode, rectification unit is output rectification unit, and input direct-current is after the inversion unit inversion is exchange, then through the transformation
The transformation of device 300, then exported after the output rectification unit rectification is direct current.Input/output rectification unit include it is uncontrollable or
Controlled rectification device (such as metal-oxide-semiconductor).
Circuit board includes master control borad, rectification driving plate, inversion driving plate, and casing 200 is isolated plate 400 and isolates control zone
Domain, master control borad are arranged in control area, can be perpendicular or parallel to the wide face of output row 100.Rectification driving plate is used to drive
The controlled rectification device of control output rectification unit, the rectification driving plate may be mounted on the wide face of output row 100.Inversion
Driving plate is used for the possibility of reversal device of drive control inversion unit.
Embodiment 4
Referring to Fig. 5, provide a kind of power cabinet in the present embodiment, including 40, two busbars 20 of cabinet and several
DC power supplier 10 described in embodiment 3, busbar 20 and several DC power suppliers 10 may be contained within the cabinet 40
Interior, several DC power suppliers 10 are parallel between two busbars 20, and DC power supplier 10 is by stretching out outside casing 200
Two output rows 100 be connected with two busbars 20, an output row 100 connects a busbars 20, wherein a conduction
One end of row 20 is stretched out outside cabinet 40 from one end of cabinet 40, and one end of another busbar 20 is from opposed the one of cabinet 40
End is stretched out outside cabinet 40.
When in use, each power module is connected by busbar 20 with electrical equipment.As shown in figure 5, it is directed to some
Application scenarios, busbar 20 can also be connected with conductive plate 30, and electrical equipment is connected by conductive plate 30.Such as conductive plate 30 with
The anode tap of foil machine connects with cathode terminal, and electric current is conveyed to the anode tap of foil machine by conductive plate 30 by each power module
And cathode terminal.
Embodiment 5
Referring to Fig. 6, the power cabinet provided in the present embodiment, including cabinet 40 and the direct current described in several embodiments 3
Power module 10, several DC power suppliers 10 may be contained within the cabinet 40, and several DC power suppliers 10 are in parallel,
The two output rows 100 stretched out outside casing 200 of each DC power supplier 10 stretch out cabinet from the upper and lower ends of cabinet 40 respectively
Outside body 40.When in use, each DC power supplier 10 is directly connected by the row of output 100 with electrical equipment.Certainly, Mei Gezhi
The two output rows 100 stretched out outside casing 200 for flowing power module 10 are stretched out outside cabinet 40 from the left and right ends of cabinet 40 respectively.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Or replace, it should all cover within the scope of protection of the utility model.
Claims (10)
1. a kind of DC power supplier, it is characterised in that described some including casing, two output rows and several transformers
Between two output rows, the output row and several transformers may be contained within the casing individual transformers connected in parallel, wherein
One end of a piece output row is stretched out outside casing from one end of casing, and one end of another output row is from opposed one end of casing
Stretch out outside casing.
2. DC power supplier according to claim 1, it is characterised in that be provided with cooling duct on output row.
3. DC power supplier according to claim 1, it is characterised in that also including inversion unit and output rectification list
Member, input direct-current is after the inversion unit inversion is exchange, then through the transformer transformation, then through the output rectification unit
Rectification be direct current after export.
4. DC power supplier according to claim 1, it is characterised in that also including input rectifying unit, output rectification
Unit and inversion unit, input AC through the inversion unit inversion are again friendship after the input rectifying unit rectification is direct current
After stream, then after the transformer transformation, then exported after the output rectification unit rectification is direct current.
5. DC power supplier according to claim 1, it is characterised in that also including circuit board and division board, it is described every
Casing is isolated into control area from plate, the circuit board includes master control borad, and the master control borad is arranged in the control area,
And parallel or perpendicular to the wide face of output row.
6. DC power supplier according to claim 5, it is characterised in that the circuit board also includes rectification driving plate,
The rectification driving plate is arranged on output row surface.
7. a kind of power cabinet, it is characterised in that some including any described DC power supplier of several claims 1 to 6
Individual DC power supplier is in parallel.
8. power cabinet according to claim 7, it is characterised in that also including two busbars, several dc source moulds
Block is parallel between two busbars, and DC power supplier is connected by stretching out two outside casing output rows with two busbars
Connect, output row's one busbar of connection.
9. power cabinet according to claim 8, it is characterised in that also including cabinet, the busbar and several direct currents
Power module may be contained within the cabinet, wherein one end of a busbar is stretched out outside cabinet from one end of cabinet, Ling Yigen
One end of busbar is stretched out outside cabinet from opposed one end of cabinet.
10. power cabinet according to claim 7, it is characterised in that also including cabinet, the stretching of each DC power supplier
Two output rows outside casing are stretched out outside cabinet from the left and right ends of cabinet or upper and lower ends respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720865255.3U CN206948180U (en) | 2017-07-17 | 2017-07-17 | DC power supplier and power cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720865255.3U CN206948180U (en) | 2017-07-17 | 2017-07-17 | DC power supplier and power cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206948180U true CN206948180U (en) | 2018-01-30 |
Family
ID=61369823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720865255.3U Active CN206948180U (en) | 2017-07-17 | 2017-07-17 | DC power supplier and power cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206948180U (en) |
-
2017
- 2017-07-17 CN CN201720865255.3U patent/CN206948180U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180925 Address after: 618000 Jinsha Jiangxi Road, Deyang, Sichuan 686 Patentee after: Sichuan Injet Electric Co., Ltd. Address before: 715211 seven groups of Xiaohe village, Feng Yuan Town, Chengcheng County, Weinan, Shaanxi Patentee before: Wu Xiaolong |