CN207587610U - A kind of superhigh voltage DC breaker diode is pressed valve string modular structure - Google Patents
A kind of superhigh voltage DC breaker diode is pressed valve string modular structure Download PDFInfo
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- CN207587610U CN207587610U CN201721812191.7U CN201721812191U CN207587610U CN 207587610 U CN207587610 U CN 207587610U CN 201721812191 U CN201721812191 U CN 201721812191U CN 207587610 U CN207587610 U CN 207587610U
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- diode
- radiating device
- breaker
- modular structure
- valve string
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Abstract
The utility model provides a kind of superhigh voltage DC breaker diode press fitting valve string modular structure, and including N number of diode, N+1 diode radiating device, wherein N is integer；Each diode radiating device is evenly distributed in a row, the diode radiating device inboard at both ends is provided with diode, remaining each diode radiating device both sides is respectively provided with there are one diode, the both ends of diode radiating device row are each provided with a side guide, and an at least pull rod is provided between two side guides, the pull rod is fixed as one with two side guides；Top bolt is provided between the adjacent side guide in one end of the diode radiating device row.The utility model uses Integration Design, and structure is compression joint type structure.All device integrating press-mountings are in a module, more compact structure, reasonable, beauty；It is easily installed, dismantled and safeguarded using butterfly spring.Ensure that press-fiting pressure can fully meet the electric conductivity of diode component.Ensure the use of superhigh voltage DC breaker.
Description
Technical field
The utility model is related to super high voltage direct current electricity transmission technical field more particularly to a kind of two poles of superhigh voltage DC breaker
Pipe is pressed valve string modular structure.
Background technology
In recent years, MTDC transmission system is fast-developing, and obtains certain practical application.And dc circuit breaker be must can not
A few link.At present due to there is no the dc circuit breaker of high-current on-off ability in straight-flow system, superhigh voltage DC
The research and development of breaker are one of key technologies for developing DC grid.In superhigh voltage DC breaker, diode press fitting valve string
Modular structure is directly related to the quality of superhigh voltage DC breaker.So R ＆ D design of diode press fitting valve string modular structure
It is the important link for being directly related to entire breaker.
Utility model content
To solve the above problems, the utility model provides a kind of superhigh voltage DC breaker diode press fitting valve string module
Structure, including N number of diode, N+1 diode radiating device, wherein N is integer.
Each diode radiating device is evenly distributed in a row, and the diode radiating device inboard at both ends is provided with two poles
Pipe, remaining each diode radiating device both sides are respectively provided with there are one diode, and the both ends of diode radiating device row are each provided with one
A side guide, and an at least pull rod is provided between two side guides, the pull rod is fixed as one with two side guides；Institute
State diode radiating device row the adjacent side guide in one end between be provided with top bolt.
Further, several butterfly springs are arranged with outside the bolt of top.
Further, there are three butterfly spring tools.
Further, the diode installation direction of each diode radiating device both sides is opposite.
Further, there are four the pull rod tools, a cubical area is surrounded, diode radiating device row are located at cube
In region.
Further, the diode has 22.
The beneficial effects of the invention are as follows：
The utility model uses Integration Design, and structure is compression joint type structure.All device integrating press-mountings are in a module
It is interior, more compact structure, reasonable, beauty；It is easily installed, dismantled and safeguarded using butterfly spring.Ensure that press-fiting pressure can be complete
Meet the electric conductivity of diode component.Ensure the use of superhigh voltage DC breaker.
Description of the drawings
Fig. 1 is diode press fitting valve string modular structure graphics.
Fig. 2 is diode press fitting valve string modular structure front view.
In figure：1- diodes, 2- diode radiating devices, 3- side guides, 4-- pull rods, 5- butterfly springs, 6- tops bolt.
Specific embodiment
As shown in Figure 1, superhigh voltage DC breaker diode 1 described in the utility model, which is pressed valve string modular structure, includes N
A diode 1, N+1 diode radiating device 2, wherein N are integer.Diode 1 has 22 in the present embodiment.
Each diode radiating device 2 is evenly distributed in a row, positioned at both ends the inboard setting of diode radiating device 2 there are one
Diode 1, remaining each 2 both sides of diode radiating device are respectively provided with there are one diode 1.Diode radiating device 2 not only acts as pair
1 device cooling effect of diode, and play the role of current lead-through.
The both ends that diode radiating device 2 arranges are each provided with a side guide 3, and be provided at least between two side guides 3
A piece pull rod 4, the pull rod 4 are fixed on two for being fixed as one with two side guides 3, by the row of diode radiating device 2
Between side guide 3.Top bolt 6 is provided between the adjacent side guide 3 in one end that the diode radiating device 2 arranges, and is pushed up outside bolt 6
It is arranged with butterfly spring（As shown in Figure 2）.Top bolt 6 is threadedly attached on the utility model.When valve string module device needs
During replacement, the pressure of module entirety can be laid down by adjusting the position of top bolt 6, carry out replacement maintenance.When installing again, as long as fastening
Module can be pressed by screw thread to be completed.
In the present embodiment, there are three the tools of butterfly spring 5.Butterfly spring 5 plays the role of ensureing pressure after compressing, it is ensured that two
The conductive requirement of pole pipe 1.
On 2 column direction of diode radiating device, in pairs, the installation direction of every group of diode 1 is opposite for diode 1.When
So, diode 1 is pressed direction and can be changed according to the circuit of superhigh voltage DC breaker, and the installation direction of every group of diode 1 can
With identical.
Further, four pull rods 4 are preferably provided with, surround a cubical area, the row of diode radiating device 2 are located at cube
In body region.Pull rod 4 is fixed together by the nut bolt side guide neighbouring with butterfly spring 5.
The production method of the utility model is illustrated below.
First, diode 1 and diode radiating device 2 are installed in column, is crimped together with forcing press.Top bolt 6 is installed again
With butterfly spring 5, side guide 3, pull rod 4, each section is crimped together with forcing press.It needs to ensure that diode 1 collects before press fitting
Geometric tolerance between electrode surface flatness, spreader surface flatness and roughness, upper and lower the two poles of the earth diode 1.
When valve string module device needs replacing, the pressure of module entirety can be laid down by adjusting the position of top bolt 6, be carried out more
Change maintenance.When installing again, completed as long as module can be pressed by fastening thread.
When being pressed using forcing press or being pressed again using top bolt 6, pressure ensures in 1 claimed range of diode, generally
Pressure is pressed valve string module, the general pressure for selecting 55KN between 20-60kN, for cooperation PP-IGBT.
Claims (6)
1. a kind of superhigh voltage DC breaker diode is pressed valve string modular structure, which is characterized in that including N number of diode, N+1
A diode radiating device, wherein N are integer；
Each diode radiating device is evenly distributed in a row, and the diode radiating device inboard at both ends is provided with diode,
Remaining each diode radiating device both sides are respectively provided with there are one diode, and the both ends of diode radiating device row are each provided with a side pressure
Plate, and an at least pull rod is provided between two side guides, the pull rod is fixed as one with two side guides；Two pole
Top bolt is provided between the adjacent side guide in one end of tube radiator row.
2. superhigh voltage DC breaker diode as described in claim 1 is pressed valve string modular structure, which is characterized in that top bolt
It is arranged with several butterfly springs outside.
3. superhigh voltage DC breaker diode as claimed in claim 2 is pressed valve string modular structure, which is characterized in that butterfly
There are three spring tools.
4. superhigh voltage DC breaker diode as described in claim 1 is pressed valve string modular structure, which is characterized in that each
The diode installation direction of diode radiating device both sides is opposite or identical.
5. superhigh voltage DC breaker diode as described in claim 1 is pressed valve string modular structure, which is characterized in that described
There are four pull rod tools, surrounds a cubical area, and diode radiating device row are located in cubical area.
6. superhigh voltage DC breaker diode as described in claim 1 is pressed valve string modular structure, which is characterized in that described
Diode has 22.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721812191.7U CN207587610U (en) | 2017-12-22 | 2017-12-22 | A kind of superhigh voltage DC breaker diode is pressed valve string modular structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721812191.7U CN207587610U (en) | 2017-12-22 | 2017-12-22 | A kind of superhigh voltage DC breaker diode is pressed valve string modular structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207587610U true CN207587610U (en) | 2018-07-06 |
Family
ID=62739471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721812191.7U Active CN207587610U (en) | 2017-12-22 | 2017-12-22 | A kind of superhigh voltage DC breaker diode is pressed valve string modular structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207587610U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112953170A (en) * | 2021-03-08 | 2021-06-11 | 清华大学 | Water-cooling high-power full-bridge unit based on crimping type IGCT |
| CN113809025A (en) * | 2021-08-13 | 2021-12-17 | 国电南瑞科技股份有限公司 | Radiator, thyristor group string module and crimping method thereof |
-
2017
- 2017-12-22 CN CN201721812191.7U patent/CN207587610U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112953170A (en) * | 2021-03-08 | 2021-06-11 | 清华大学 | Water-cooling high-power full-bridge unit based on crimping type IGCT |
| CN113809025A (en) * | 2021-08-13 | 2021-12-17 | 国电南瑞科技股份有限公司 | Radiator, thyristor group string module and crimping method thereof |
| CN113809025B (en) * | 2021-08-13 | 2024-05-24 | 国电南瑞科技股份有限公司 | Radiator, thyristor string module and crimping method thereof |
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