CN209497394U - A kind of 12 pulsating wave traction rectifier device handed over for city rail - Google Patents
A kind of 12 pulsating wave traction rectifier device handed over for city rail Download PDFInfo
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- CN209497394U CN209497394U CN201920506226.7U CN201920506226U CN209497394U CN 209497394 U CN209497394 U CN 209497394U CN 201920506226 U CN201920506226 U CN 201920506226U CN 209497394 U CN209497394 U CN 209497394U
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- rectifying bridge
- bridge arm
- framework
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Abstract
The utility model relates to the technical fields of high tension apparatus, disclose a kind of 12 pulsating wave traction rectifier device handed over for city rail, including framework, the framework is internally provided with two groups of rectifying bridge arms, busbar component and secondary small chamber, rectifying bridge arm described in two groups is symmetrical in front and back or left and right layering is arranged, busbar component and secondary small chamber are disposed with below rectifying bridge arm described in symmetrical two groups of front and back, the rear of rectifying bridge arm described in two groups of left and right layering setting is provided with busbar component, and lower section is provided with secondary small chamber.Front and back is symmetrical or left and right is layered by being arranged to two groups of rectifying bridge arms for the utility model, setting lower section or rear accordingly are arranged into exchange, and the two sides of framework are respectively set in the positive and negative anodes of direct current row, make that there is maximum spacing between positive and negative anodes, has ensured insulating properties, simultaneously, entire compact layout and structure, the power density that ensure that product improves space utilization rate, convenient installation and removal.
Description
Technical field
The utility model relates to the technical fields of high tension apparatus more particularly to a kind of 12 pulsating wave handed over for city rail to lead
Draw rectifier.
Background technique
China is worldwide rail traffic big country and rail traffic power.From Beijing Metro Line 1 in 1969
Construction is completed until in January, 2019, China opens city underground in 38 cities, and possess global scale it is maximum,
Longest subway system-the Shanghai Underground of route.Since " 13 ", China's rail traffic enters second of high-speed developing period,
The subway line in construction or planning is related to 42 cities at present, and totally 200 is a plurality of.
Subway system is at the beginning of design, due to consideration that the conditions such as line length, carrying capacity influence, as subway power supply
Rectifier range of capacity span it is huge, and in order to guarantee rectifier equipment safety in operation, on every bridge arm of rectifier bridge simultaneously
The diode quantity of connection is also different, therefore the heat dissipation of different demands, copper bar design is caused to have bigger difference, and structure type is more
Sample is unfavorable for centralized and unified management, and available space is limited in subway, is distinctly claimed to rectifier cabinet body size, more
The structure type of sample causes inconvenience to Maintenance and Repair.
Utility model content
The utility model provides a kind of 12 pulsating wave traction rectifier device handed over for city rail, solves existing rectifier
The problems such as structure type multiplicity, is unfavorable for being managed collectively, inconvenient maintenance.
The utility model can be achieved through the following technical solutions:
A kind of 12 pulsating wave traction rectifier device handed over for city rail, including framework, the framework are internally provided with two groups
Rectifying bridge arm, busbar component and secondary small chamber, rectifying bridge arm described in two groups is symmetrical in front and back or left and right layering setting, front and back are right
Busbar component and secondary small chamber are disposed with below rectifying bridge arm described in two groups claimed, left and right is layered described in two groups of setting
The rear of rectifying bridge arm is provided with busbar component, and lower section is provided with secondary small chamber.
Further, rectifying bridge arm described in symmetrical two groups of front and back is arranged back-to-back, and rectifying bridge arm described in every phase is elongated,
Be vertically arranged, and include upper and lower part, the top, lower interior portion rectifier diode conducting direction it is identical,
The conducting direction on top is opposite with lower part.
Further, the busbar component includes direct current row and the row of exchange, and the positive and negative anodes of the direct current row are separately positioned on frame
The two sides of body connect with the upper part of every commutating phase bridge arm, lower part split-phase respectively, and the exchange row is provided with two groups, in friendship up and down
Mistake arrangement, is connected with two groups of the corresponding of rectifying bridge arm respectively.
Further, the three-decker stepped in vertical direction of rectifying bridge arm described in two groups of left and right layering, every layer
Identical phase of the rectifying bridge arm respectively from two groups of rectifying bridge arms, symmetrical arrangement, rectifying bridge arm described in every phase are square,
It is horizontally disposed.
Further, the busbar component include be arranged in framework two sides direct current row, rectifying bridge arm rear exchange arrange,
Its terminals is located at the top of framework, bottom end, and the space between adjacent two layers structure, the friendship is arranged in the direct current row
Stream row is provided with two groups, is connected respectively with two groups of the corresponding of rectifying bridge arm.
Further, the secondary small chamber uses closed shell structure, with the bottom surfaces of two groups of rectifying bridge arms and framework
Bottom surface does not contact, and surrounding is made of Q235 material, and front-back is all made of ambroin or epoxide resin material system
At.
The beneficial technical effect of the utility model is as follows:
Front and back is symmetrical or left and right is layered by being arranged to two groups of rectifying bridge arms, accordingly by exchange arrange setting lower section or
Person rear, and the two sides of framework are respectively set in the positive and negative anodes of direct current row, make have maximum spacing between positive and negative anodes, have ensured insulation
Property, meanwhile, entire compact layout and structure ensure that the power density of product, space utilization rate is improved, and in rectifier diode
It when number in parallel changes, need to only change the height of framework, without increasing occupied area, have in structure preferable compatible
Property, convenient installation and removal are easy to be managed collectively and repair, in addition, structure is simple, it is easy to operate, it is conducive to promote and apply.
Detailed description of the invention
Fig. 1 is the overall construction drawing of the front and back symmetrical structure of the utility model；
Fig. 2 is the left and right overall construction drawing layered of the utility model；
Fig. 3 is the schematic diagram that the rectifying bridge arm of the front and back symmetrical structure of the utility model is connect with busbar component；
Fig. 4 is the side schematic view that the left and right rectifying bridge arm layered of the utility model is connect with busbar component；
Fig. 5 is the front schematic view that the left and right rectifying bridge arm layered of the utility model is connect with busbar component；；
Fig. 6 is the left and right of the utility model overall schematic rear view layered；
Wherein, 1- framework, 2- rectifying bridge arm, 201a, 201b-A commutating phase bridge arm, 202a, 202b-B commutating phase bridge arm,
203a, 203b-C commutating phase bridge arm, 3- busbar component, 31- direct current row, 32- exchange row, 6- secondary small chamber.
Specific embodiment
The specific embodiment that according to the present invention will be described in detail below with reference to the accompanying drawings.
The utility model provides a kind of 12 pulsating wave traction rectifier device handed over for city rail, including framework 1, in framework
1 is internally provided with two groups of rectifying bridge arms 2, busbar component 3 and secondary small chamber 4, and two groups of rectifying bridge arms 2 are symmetrical in front and back or control
Layering setting, the lower section of the symmetrical two groups of rectifying bridge arms 2 in front and back is disposed with busbar component 3 and secondary small chamber 4, such as Fig. 1 institute
Show, the rear of two groups of rectifying bridge arms 2 of left and right layering setting is provided with busbar component 3, and lower section is provided with secondary small chamber 4, such as Fig. 2
It is shown,.
As shown in figure 3, two groups of rectifying bridge arms 2 symmetrical for front and back, including A commutating phase bridge arm 201a, 201b, B phase are whole
Bridge arm 202a, 202b are flowed, C commutating phase bridge arm 203a, 203b can be used and are arranged in back-to-back fashion, by supporting metal plate up and down
Part and insulator are fixed in framework 1, and sheet metal component need to have biggish intensity, to avoid entire rectifying bridge arm 2 from moving
And rotation, every commutating phase bridge arm 2 is elongated, and is vertically arranged in inside framework 1, including upper and lower part, top, under
The conducting direction of rectifier diode inside portion is identical, but the conducting direction on top is opposite with lower part.In this way, rectifying two poles
It when pipe parallel connection number changes, need to only change the height of framework 1, without increasing occupied area, have in structure preferable simultaneous
Capacitive, while the structure can carry out convenient installation and removal.
Then, as shown in figure 3, by the positive phase on the top of every commutating phase bridge arm 2 and the direct current row 31 in busbar component 3
Even, lower part is connected with the cathode that direct current is arranged, and in order to ensure the insulating properties between direct current row 31, its positive and negative anodes can be respectively set
In the two sides of framework 1, to make that there is maximum spacing between the two；And the lower end of every commutating phase bridge arm 2 is then and in busbar component 3
The corresponding of two groups of exchanges row 32 be connected, two groups of exchanges rows 32 can be in upper and lower interlaced arrangement, increase insulation between copper bar away from
From.
For two groups of rectifying bridge arms of left and right layering, including A commutating phase bridge arm 201a, 201b, B commutating phase bridge arm 202a,
202b, C commutating phase bridge arm 203a, 203b, three-decker stepped in vertical direction, as shown in figure 4, every layer of rectification
Identical phase of the bridge arm 2 respectively from two groups of rectifying bridge arms 2, symmetrical arrangement, every commutating phase bridge arm 2 are square, horizontal
It is arranged, as shown in figure 5, every layer of the rectifying bridge arm 2 of left and right two can be fixed in framework 1 by sheet metal component, insulator, is
Avoid biggish shearing force and rectifying bridge arm from being subjected to displacement, each rectifying bridge arm 2 at least there are three fixed point.In this way, every layer
The heat that rectifying bridge arm 2 generates reduces the reheating to the rectifying bridge arm 2 on upper layer, makes each during diffusing up
The surface temperature of diode on rectifying bridge arm 2 maintains unanimously, to can avoid heat dissipation element due to the temperature difference inside framework 1 substantially
Conductivity variations caused by and, so that rectifier bridge current stabilizing factor generates fluctuation.
Then, as shown in fig. 6, by the corresponding phase at the rear of every layer of rectifying bridge arm 2 and the exchange row 32 in busbar component 3
It connects, then terminals is guided into the top of framework 1, facilitate wiring, the space setting between adjacent two layers of rectifying bridge arm 2 is straight
Stream row 31, positive and negative anodes are also set, respectively on the two sides of framework 1, so as to have maximum spacing between the two, ensure insulating properties, this
Sample, entire compact layout and structure further ensure the power density of product, improve space utilization rate, and the cabinet of rectifier
The door of body only needs the front for being opened in two groups of rectifying bridge arms, need to only open front door in equipment debugging and maintenance, reduce maloperation
Possibility.
The secondary small chamber 4 uses closed shell structure, equal with the bottom surface of two groups of rectifying bridge arms 2 and the bottom surface of framework 1
It does not contact, stops safe distance, facilitate secondary power supply cabling, surrounding is made of Q235 material, it is ensured that certain structure is strong
Degree, front-back is all made of ambroin or epoxide resin material is made, so that secondary component obtains the same of insulation protection
When prevent component damage caused by condensation.
The utility model is layered by symmetrical or left and right before and after being arranged to two groups of rectifying bridge arms, accordingly by exchange row
Setting lower section or rear, and the two sides of framework are respectively set in the positive and negative anodes of direct current row, make have maximum spacing between positive and negative anodes,
Ensure insulating properties, meanwhile, entire compact layout and structure ensure that the power density of product, improve space utilization rate, and
When rectifier diode parallel connection number changes, need to only change the height of framework, without increasing occupied area, have in structure compared with
Good compatibility, convenient installation and removal, in addition, structure is simple, and it is easy to operate, it is conducive to promote and apply.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely examples, under the premise of without departing substantially from the principles of the present invention and essence, can do to these embodiments
Various changes or modifications out, therefore, the protection scope of the utility model are defined by the appended claims.
Claims (6)
1. a kind of 12 pulsating wave traction rectifier device handed over for city rail, it is characterised in that: including framework, set inside the framework
It is equipped with two groups of rectifying bridge arms, busbar component and secondary small chamber, rectifying bridge arm described in two groups is symmetrical in front and back or left and right layering is set
It sets, busbar component and secondary small chamber, left and right layering setting is disposed with below rectifying bridge arm described in symmetrical two groups of front and back
Two groups described in the rear of rectifying bridge arm be provided with busbar component, lower section is provided with secondary small chamber.
2. the 12 pulsating wave traction rectifier device according to claim 1 handed over for city rail, it is characterised in that: front and back is symmetrical
Two groups described in rectifying bridge arm be arranged back-to-back, rectifying bridge arm described in every phase is elongated, be vertically arranged, and include top
And lower part, the top, lower interior portion rectifier diode conducting direction it is identical, the conducting direction and the phase of lower part of upper part
Instead.
3. the 12 pulsating wave traction rectifier device according to claim 2 handed over for city rail, it is characterised in that: the busbar
Component includes direct current row and exchange row, and the positive and negative anodes that the direct current is arranged are separately positioned on the two sides of framework, respectively with every commutating phase
The upper part of bridge arm, lower part split-phase connect, and the exchange row is provided with two groups, in upper and lower interlaced arrangement, respectively with two groups of rectifier bridges
The correspondence of arm is connected.
4. the 12 pulsating wave traction rectifier device according to claim 1 handed over for city rail, it is characterised in that: left and right layering
Two groups described in the stepped in vertical direction three-decker of rectifying bridge arm, every layer of rectifying bridge arm is respectively from two groups of rectifications
The identical phase of bridge arm, symmetrical arrangement, rectifying bridge arm described in every phase are square, horizontally disposed.
5. the 12 pulsating wave traction rectifier device according to claim 4 handed over for city rail, it is characterised in that: the busbar
Component includes the direct current row that framework two sides are arranged in, the exchange row at rectifying bridge arm rear, and terminals are located at framework
The space between adjacent two layers structure is arranged in top, bottom end, direct current row, and the exchange arranges and is provided with two groups, respectively with
The correspondence of two groups of rectifying bridge arms is connected.
6. the 12 pulsating wave traction rectifier device according to claim 1 handed over for city rail, it is characterised in that: described secondary
Cell uses closed shell structure, does not contact with the bottom surface of the bottom surface of two groups of rectifying bridge arms and framework, and surrounding uses
Q235 material is made, and front-back is all made of ambroin or epoxide resin material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920506226.7U CN209497394U (en) | 2019-04-15 | 2019-04-15 | A kind of 12 pulsating wave traction rectifier device handed over for city rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920506226.7U CN209497394U (en) | 2019-04-15 | 2019-04-15 | A kind of 12 pulsating wave traction rectifier device handed over for city rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209497394U true CN209497394U (en) | 2019-10-15 |
Family
ID=68157910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920506226.7U Expired - Fee Related CN209497394U (en) | 2019-04-15 | 2019-04-15 | A kind of 12 pulsating wave traction rectifier device handed over for city rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209497394U (en) |
-
2019
- 2019-04-15 CN CN201920506226.7U patent/CN209497394U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20191015 Termination date: 20200415 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |