CN206727896U - A kind of rectification module of band protection - Google Patents
A kind of rectification module of band protection Download PDFInfo
- Publication number
- CN206727896U CN206727896U CN201720478262.8U CN201720478262U CN206727896U CN 206727896 U CN206727896 U CN 206727896U CN 201720478262 U CN201720478262 U CN 201720478262U CN 206727896 U CN206727896 U CN 206727896U
- Authority
- CN
- China
- Prior art keywords
- unit
- rectification
- shell
- rectification module
- band protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of rectification module of band protection; include the shell for being substantially in cuboid; one end of enclosure bottom is fixed equipped with the input pin matched with three-phase socket, and with respect to the other end of input pin on shell, accessory power outlet is fixed with the face vertical with enclosure bottom；Circuit board is provided with inside the housing, and being linked in sequence on circuit board has rectification unit, over-current protecting unit, filter unit and voltage regulation unit；Input pin vertical enclosure surface and stretching into shell is connected with the input of rectification unit, and the patch piece of accessory power outlet is corresponding with the output end of voltage regulation unit connected in shell.The beneficial effects of the utility model are：Protect and use suitable for power rectifier, can also do powerful device switching or experiment test use that part input voltage is direct current, have a wide range of application.
Description
Technical field
It the utility model is related to power rectifier technical field, and in particular to a kind of rectification module of band protection.
Background technology
When motor, air compressor machine, compressor are carried out variable frequency energy saving reforming or tested, single fixation is generally required
Rectification effect, and independent reforming test is carried out to follow-up frequency conversion part；Such as when being handled for four-quadrant frequency conversion part, by
In the function that inversion need not be used to flow back, it is therefore necessary to which rectifying part and inversion control part are targetedly changed
Enter, and existing commutation inversion part generally all it is integrally disposed on a circuit board, it is difficult to carry out under identical rectification condition
Contrast experiment；And existing rectification module does not often possess defencive function, it is also difficult to is directly used under the conditions of non-solder, therefore
It is necessary to further investigate it.
Utility model content
For the deficiency in the presence of prior art, the utility model provides a kind of rectification module of band protection, its mesh
Be that realization facilitates grafting to use, and to subsequent conditioning circuit provide short-circuit protection function.
To achieve the above object, the utility model employs following technical scheme：
A kind of rectification module of band protection, comprising the shell for being substantially in cuboid, one end of enclosure bottom fix be equipped with
The input pin of three-phase socket matching, the relative other end of input pin on shell, fixation on the face vertical with enclosure bottom
There is accessory power outlet；Circuit board is provided with inside the housing, and being linked in sequence on circuit board has rectification unit, over-current protecting unit, filtering
Unit and voltage regulation unit；Input pin vertical enclosure surface and stretching into shell is connected with the input of rectification unit, and output is slotting
The patch piece of seat is corresponding with the output end of voltage regulation unit in shell to be connected.
Further, the rectification unit includes three-phase bridge rectifier circuit.
Further, the over-current protecting unit includes renewable type fuse, and is series at three-phase bridge rectifier circuit
High-potential output end or reference ground output end.
Further, the filter unit includes ceramic condenser of some rated voltages in more than 1600V, and each ceramic electrical
Hold to be connected in parallel and exported in the output end of over-current protecting unit and the reference ground output end or high potential of three-phase bridge rectifier circuit
End.
Further, the voltage regulation unit includes the voltage-regulator diode being connected in parallel with filter unit.
Further, also comprising the Transient Suppression Diode being connected in parallel with filter unit.
Further, the circuit board also includes copper bar；The input pin includes input grounding inserted sheet, described defeated
Go out socket and include output ground connection patch piece, input grounding inserted sheet is connected with output ground connection patch piece by copper bar.
Further, the circuit board and the rectification unit, over-current protecting unit, filter unit, the voltage stabilizing list that set thereon
Member, Transient Suppression Diode, copper bar are sealed by insulating cement and fixed.
Further, recess is provided with the side where shell long side, the surface of recess is provided with some equally distributed anti-
Sliding particle.
The utility model encapsulates rectification unit, over-current protecting unit, filter unit, voltage regulation unit and transient state by shell
Suppress diode, and by the conversion of input pin, accessory power outlet, three-phase alternating current rectifying and wave-filtering is switched into direct current, and by
In the Position Design of input pin, accessory power outlet on shell so that miscellaneous part can easily transfer use.In shell and absolutely
Under the protection of edge glue, Danger Electric shock risk when the utility model uses is avoided.
Compared to prior art, the utility model has the advantages that：
(1), suitable for power rectifier protect use, can also do part input voltage be direct current powerful device switching or
Experiment test uses, and has a wide range of application；
(2), possess short-circuit protection, high voltage protective effect, protection circuit is set without other, using simple；
(3), connector structure is designed, it is not necessary to which extra instrument is welded, and it is hidden to avoid rosin joint or scolding tin short circuit etc.
Suffer from.
Brief description of the drawings
Fig. 1 is external structure schematic diagram in embodiment.
Fig. 2 is circuit theory diagrams in embodiment.
Embodiment
Below in conjunction with the accompanying drawings and embodiment further illustrates to the technical scheme in the present invention.
A kind of rectification module of band protection, as shown in figure 1, comprising the shell 1 for being substantially in cuboid, the one of the bottom surface of shell 1
End is fixed equipped with the input pin 2 matched with three-phase socket, with respect to the other end of input pin 2 on shell 1, with the bottom of shell 1
Face is fixed with accessory power outlet 4 on vertical face；Recess 7 is provided with the side where shell long side, the surface of recess 7 is provided with some
Equally distributed antiskid particles, shell 1 is plugged so as to more labour-saving, it is very convenient；Circuit board is provided with inside shell 1；
The circuit board includes copper bar；The input pin 2 includes input grounding inserted sheet 3, and the accessory power outlet 4 includes ground connection and inserted
Hole 5, earth jack 5 is interior to be provided with output ground connection patch piece, and input grounding inserted sheet 3 is grounded patch piece with output and is connected by copper bar,
To ensure effective grounding；Also being linked in sequence on circuit boards has rectification unit, over-current protecting unit, filter unit and voltage stabilizing list
Member；Input pin vertical enclosure surface and stretching into shell is connected with the input of rectification unit, and the patch piece of accessory power outlet is set
It is connected in corresponding with the output end of voltage regulation unit in shell.
As shown in Fig. 2 the rectification unit includes the three-phase bridge rectifier circuit by diode D1~D6 connections.The mistake
Stream protection location includes renewable type fuse F1, and is series at the high-potential output end of three-phase bridge rectifier circuit, works as output
When electric current is larger than resettable fuse F1 operating current, then disconnect, until temperature recovers connection again after reducing,
It ensure that rectification module can be protected subsequent parts in itself in the short-circuit state, and be unlikely to pass through high current in long-time
In the case of further burn subsequent parts.The filter unit includes ceramic condenser of some rated voltages in more than 1000V
C1, C2, C3, and each ceramic condenser C1, C2, C3 are connected in parallel output end and the three-phase bridge rectification in renewable type fuse F1
The reference ground output end of circuit, will be further smooth by the pulsating waveform of three-phase commutation bridge.The voltage regulation unit include with
The voltage-regulator diode D7 that filter unit is connected in parallel, when input voltage is too high, voltage-regulator diode D7 by voltage clamping, avoid because
The improper disturbance of power network brings harmful effect to follow-up using part.Also include the transient state being connected in parallel with filter unit and suppress two
Pole pipe D8, it cooperatively carries out clamper, short-circuit protection with voltage-regulator diode D7 to mutation voltage, and as output end and output
Socket is connected.The circuit board and the rectification unit set thereon, over-current protecting unit, filter unit, voltage regulation unit, transient state suppression
Diode processed, copper bar are sealed by insulating cement and fixed so that whole module ensures to insulate when in use, ensures safety.
The present embodiment encapsulates rectification unit, over-current protecting unit, filter unit, voltage regulation unit and transient state by shell to be pressed down
Diode processed, and by the conversion of input pin, accessory power outlet, three-phase alternating current rectifying and wave-filtering is switched into direct current, and due to
The Position Design of input pin, accessory power outlet on shell so that miscellaneous part can easily transfer use.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (9)
- A kind of 1. rectification module of band protection, it is characterised in that：Comprising the shell for being substantially in cuboid, one end of enclosure bottom is consolidated Determine equipped with the input pin matched with three-phase socket, it is vertical with enclosure bottom with respect to the other end of input pin on shell Accessory power outlet is fixed with face；Circuit board is provided with inside the housing, and being linked in sequence on circuit board has rectification unit, overcurrent protection list Member, filter unit and voltage regulation unit；Input pin vertical enclosure surface and stretching into shell is connected with the input of rectification unit, The patch piece of accessory power outlet is corresponding with the output end of voltage regulation unit in shell to be connected.
- A kind of 2. rectification module of band protection as claimed in claim 1, it is characterised in that：The rectification unit includes three-phase bridge Formula rectification circuit.
- A kind of 3. rectification module of band protection as claimed in claim 2, it is characterised in that：The over-current protecting unit includes can Recovery formula fuse, and it is series at the high-potential output end or reference ground output end of three-phase bridge rectifier circuit.
- A kind of 4. rectification module of band protection as claimed in claim 3, it is characterised in that：If the filter unit includes dry capacity Determine ceramic condenser of the voltage in more than 1600V, and each ceramic condenser is connected in parallel in the output end and three-phase of over-current protecting unit The reference ground output end or high-potential output end of bridge rectifier.
- A kind of 5. rectification module of band protection as claimed in claim 4, it is characterised in that：The voltage regulation unit includes and filtering The voltage-regulator diode that unit is connected in parallel.
- A kind of 6. rectification module of band protection as claimed in claim 5, it is characterised in that：Also include phase in parallel with filter unit The Transient Suppression Diode connect.
- A kind of 7. rectification module of band protection as claimed in claim 6, it is characterised in that；The circuit board also includes copper Bar；The input pin includes input grounding inserted sheet, and the accessory power outlet includes output ground connection patch piece, input grounding inserted sheet It is connected with output ground connection patch piece by copper bar.
- A kind of 8. rectification module of band protection as claimed in claim 7, it is characterised in that：The rectification unit, overcurrent protection Unit, filter unit, voltage regulation unit, Transient Suppression Diode, copper bar are sealed by insulating cement and fixed.
- A kind of 9. rectification module of band protection as claimed in claim 8, it is characterised in that：Set in the side where shell long side There is recess, the surface of recess is provided with some equally distributed antiskid particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720478262.8U CN206727896U (en) | 2017-05-03 | 2017-05-03 | A kind of rectification module of band protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720478262.8U CN206727896U (en) | 2017-05-03 | 2017-05-03 | A kind of rectification module of band protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206727896U true CN206727896U (en) | 2017-12-08 |
Family
ID=60507991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720478262.8U Expired - Fee Related CN206727896U (en) | 2017-05-03 | 2017-05-03 | A kind of rectification module of band protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206727896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109300885A (en) * | 2018-12-05 | 2019-02-01 | 常州银河世纪微电子股份有限公司 | Rectifier bridge and its application method |
-
2017
- 2017-05-03 CN CN201720478262.8U patent/CN206727896U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109300885A (en) * | 2018-12-05 | 2019-02-01 | 常州银河世纪微电子股份有限公司 | Rectifier bridge and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20210503 |