CN105119151A - High-voltage DC bus box and high-voltage DC bus device - Google Patents
High-voltage DC bus box and high-voltage DC bus device Download PDFInfo
- Publication number
- CN105119151A CN105119151A CN201510596471.8A CN201510596471A CN105119151A CN 105119151 A CN105119151 A CN 105119151A CN 201510596471 A CN201510596471 A CN 201510596471A CN 105119151 A CN105119151 A CN 105119151A
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- CN
- China
- Prior art keywords
- box body
- direct current
- high voltage
- voltage direct
- bonding jumper
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/72—Means for accommodating flexible lead within the holder
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
- H01R25/16—Rails or bus-bars provided with a plurality of discrete connecting locations for counterparts
- H01R25/165—Connecting locations formed by surface mounted apparatus
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
- H02B1/052—Mounting on rails
- H02B1/0526—Mounting on rails locking or releasing devices actuated from the front face of the apparatus
Abstract
The invention discloses a high-voltage DC bus box and a high-voltage DC bus device. The high-voltage DC bus box comprises at least one strip-shaped box body. A bus metallic bar is disposed in the strip-shaped box body along the length direction. An opening is disposed on one of both sides of the box body along the length direction and is used by wires to be connected an air switches. The bus metallic bar is provided with a wiring end plate and the wiring end plate extends, in the horizontal direction, to the side, where the opening is not located, of the box body to be out of the box body. The bus metallic bar is used as a connecting end connected with air switch wires such that a connecting point is transformed to a connecting line. As a result, problems of complex wire arrangement and tangled wire connection in the prior art are solved and the air switch wires are connected in a tidy and ordered manner. The box bodies can be superposed in order that a large amount of wires can be arranged.
Description
Technical field
The present invention relates to high-voltage direct current (DC) power system technical field, be specifically related to a kind of high voltage direct current bus cases and equipment.
Background technology
For high-voltage direct current (DC) power system on existing market, electric operating power supply system, the power supply system for communications, alternating current-direct current join sky open between conflux and roughly can be divided into: 1. copper bar confluxes (both positive and negative polarity, or exchange ABC three-phase each extremely sky opened small-sized bending copper bar or copper tooth is connected to main road copper bar), wherein nonstandard copper bar broad categories, copper bar processing technology is complicated, and processing cost is too high; 2. busbar (both positive and negative polarity, or interchange ABC three-phase), this busbar can not meet client's diversified demand, has limitation; 3. cable jumper wire connect (both positive and negative polarity, or exchange ABC three-phase each extremely sky opened cable jumper wire and carried out short circuit), but cable jumper wire connects and there is cabling complex process, unsightly, the problem that cost of labor is too high.
Summary of the invention
The invention provides a kind of high voltage direct current bus cases and equipment, can all demands of compatible client at present, can batch automatic production be realized, to solve the problem.
A kind of high voltage direct current bus cases that the embodiment of the present invention provides, comprise at least one strip box body, in strip box body, be provided with one along its length to conflux bonding jumper, the wherein side of box body both sides is provided with along its length and is connected to sky for wire and opens required uncovered, and the bonding jumper that confluxes is provided with wiring end plate and this wiring end plate extends outside box body to the side at non-uncovered place in the horizontal direction.
Preferably, the quantity of strip box body is two or more, and plural strip box body is uncovered to be detachably installed together towards as one man in the vertical direction is stacked.
Preferably, at least extend a snap fit downwards in the both sides, front and back of strip box body, be provided with the hole clipping of mating with snap fit on the top of the both sides, front and back of strip box body, during the stacked installation of two adjacent box bodys, the snap fit being positioned at box body above catches on the hole clipping of the box body be positioned at below.
Preferably, the top of strip box body is provided with chute/slide block along its length, slide block/the chute mated with chute/slide block is provided with in the bottom of box body, during the stacked installation of two adjacent box bodys, be positioned at the slide block/chute bottom box body above and agree with the chute/slide block of the box body be positioned at below and mate.
Preferably, strip box body is positioned at uncovered relative side and is provided with the through hole mated with wiring end plate, and wiring end plate is extended to outside box body by this through hole.
Preferably, to distribute multiple conducting wires at the bonding jumper that confluxes along its length, one end that wire is connected with the bonding jumper that confluxes is as being fixedly connected with end, and the other end of wire uncoveredly to be stretched out by described as free link.
A kind of high voltage direct current converging equipment is additionally provided in the embodiment of the present invention, comprise: mount pad and the high voltage direct current bus cases described in above-described embodiment, the front end face of mount pad fixedly mounts multiple sky along the bonding jumper length direction that confluxes and opens, high voltage direct current bus cases is arranged on the end face of mount pad, and each sky opens the correspondence position being connected to the bonding jumper that confluxes respectively by wire.
Preferably, mount pad front end face is provided with mounting rail, and the back side that sky is opened is provided with the chute mated with this mounting rail, and the chute that sky opened the back side is arranged on the mounting rail of this mount pad front end face.
Preferably, also comprise and open the consistent multiple direct current instrument transformers of quantity with sky, multiple direct current instrument transformer is fixedly mounted on the bottom surface of mount pad along the bonding jumper length direction that confluxes, and each direct current instrument transformer opens for responding to correspondence position overhead the size of current flow through.
Preferably, install reasonable line box at mount pad rear end face along the bonding jumper length direction that confluxes, this reason line box has the cavity volume of length direction, and resonable line box upper and lower end face is provided with the wire inlet/outlet hole arranged along its length.
Technique scheme can be found out, convince as with sky the link that line is connected by patient analysis owing to adopting the rectangular bonding jumper that confluxes in the present invention, thus " tie point " is converted to " connecting line ", solve cabling in prior art complicated, the problem that wiring is in disorder, can ensure that empty standard width of a room in an old-style house wire connects in good order, and can realize between box body with box body superposing, deal with the wiring cabling of large quantity.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the stacked structural representation of the embodiment of the present invention 1 mesohigh direct current bus cases;
Fig. 2 is the detonation configuration schematic diagram of the embodiment of the present invention 1 mesohigh direct current bus cases;
Fig. 3 is the structural representation of the embodiment of the present invention 1 mesohigh direct current bus cases posterior view point;
Fig. 4 is the stepped construction schematic diagram of the strip box body of the embodiment of the present invention 2 mesohigh direct current bus cases;
Fig. 5 is the structural representation of the embodiment of the present invention 3 mesohigh direct current converging equipment.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1:
The embodiment of the present invention provides a kind of high voltage direct current bus cases, give 3 stacked structural representations be installed together of high voltage direct current bus cases as shown in Figure 1, the detonation configuration schematic diagram of one of them high voltage direct current bus cases as shown in Figure 2, composition graphs 3, this high voltage direct current bus cases comprises strip box body 11, in strip box body 11, be provided with one along its length to conflux bonding jumper 12, the wherein side of box body 11 both sides is provided with along its length and is connected to sky for wire 13 and opens required uncovered 14, the bonding jumper 12 that confluxes is provided with wiring end plate 121 and this wiring end plate 121 extends outside box body 11 to the side at non-uncovered place in the horizontal direction, strip box body 11 is positioned at uncovered 14 relative sides (dorsal part) and is provided with the through hole 122 mated with wiring end plate 121 in the present embodiment, wiring end plate 121 is extended to outside box body 11 by this through hole 122.Certainly, can be extend this wiring end plate in the front side of box body or rear side in other embodiments.In the present embodiment, the quantity of this through hole 122 is multiple, and horizontal with the vertical array that is arranged as of through hole 122 arranges, on the one hand, the position be convenient to when wiring end plate stretches out box body is selected, with the installation site of the whole high voltage direct current bus cases of more convenient adjustment, on the other hand, the unappropriated through hole of wiring end plate can also play certain radiating effect.This bonding jumper 12 that confluxes adopts copper bar, has good electric conductivity and Corrosion Protection.Box body 11 both sides herein refer to the left and right sides according to the visual angle in figure.Box body 11 1 is in order to can make to conflux bonding jumper and the external world separate, play insulating effect, another is the accommodating bonding jumper that fixedly confluxes, bottom surface in box body 11 chamber is provided with protruding card-bit part 15, the bonding jumper that confluxes can be supported on the one hand, make the unsettled quickening heat radiation of its bonding jumper bottom surface of confluxing, on the other hand location screens effect is formed to the bonding jumper that confluxes, the installation or removal of bonding jumper of being convenient to conflux.
In order to adapt to use occasion when most sky is opened in one line, being provided with uncovered 14 in the side of box body 11, making all wires uncovered 14 sky can be opened the bonding jumper that to conflux with correspondence position and be connected by this.
In the embodiment of the present invention, the quantity of strip box body is 3, and 3 strip box bodys 11 uncovered 14 are detachably installed together towards as one man in the vertical direction is stacked.This multiple strip box body stack design can infinite expanding to be confluxed the quantity of bonding jumper, thus opens for the sky of tackling large quantity and provide sufficiency.
A snap fit 111 is extended downwards in the both sides, front and back of strip box body 11 in the embodiment of the present invention, the hole clipping 112 of mating with snap fit is provided with on the top of the both sides, front and back of strip box body 11, during the stacked installation of two adjacent box bodys, the snap fit 111 being positioned at box body above catches on the hole clipping 112 of the box body be positioned at below.Be provided with inclined-plane at the medial surface of buckle, can be convenient to snap in smoothly in hole clipping when buckle is installed.In order to enable stacked more firm of adjacent two box bodys up and down, same snap fit and hole clipping structure can also be also set in the dorsal part of box body (uncovered relative side).
To distribute along its length multiple conducting wires 13 at the bonding jumper 12 that confluxes in the present embodiment, one end that wire 13 is connected with the bonding jumper 12 that confluxes is as being fixedly connected with end, the other end of wire 13 stretches out by described uncovered 14 as free link, being fixedly connected with of multiple conducting wires is held equidistant on bonding jumper arrangement along its length, advantageously in clean and tidy wiring of confluxing.So, this high voltage direct current bus cases directly can be opened with sky and be connected, without reprocessing wire problem by user after buying this high voltage direct current bus cases.In the present embodiment, wire is fixed with the mode of passing through to weld between bonding jumper 12 of confluxing and realizes being electrically connected.Certainly, in order to flexible route, can at becket bonding jumper welding and is fixedly connected with end for fixing cord that confluxes, the end that is fixedly connected with of wire is inserted into this becket internal fixtion and realizes being electrically connected, so just can restringing at any time.
Embodiment 2:
The present embodiment makes improvements on the basis of above-described embodiment 1, unlike the overlapped way of box body in unique and above-described embodiment 1, as shown in Figure 4, be only the package assembly schematic diagram of strip box body, eliminate wire, conflux the parts such as bonding jumper, the top of strip box body 11 is provided with slide block 113 along its length, the chute 114 mated with slide block is provided with in the bottom of box body, during the stacked installation of two adjacent box bodys 11, be positioned at 114 chutes bottom box body above and agree with the slide block 113 of the box body be positioned at below and mate.In order to ensure the firm installation between upper and lower box body, the longitudinal cross-section shape of this slide block is T-shaped, and the longitudinal cross-section of this chute is the T-slot mated with this slide block, and during installation, upper and lower two box bodys are installed at front and back upward sliding, are more convenient to installation and removal.
Embodiment 3:
Embodiments provide a kind of high voltage direct current converging equipment, as shown in Figure 5, comprise: mount pad 51 and the high voltage direct current bus cases 52 described in above-described embodiment 1, the front end face of mount pad 51 fixedly mounts along the bonding jumper length direction that confluxes the abbreviation that multiple sky drives 53(air switch), high voltage direct current bus cases 52 is arranged on the end face of mount pad 51, each sky opens 53 to be connected to the bonding jumper that confluxes correspondence position respectively by wire, namely the plane at every root wire place is vertical with the bonding jumper that confluxes, can ensure that using the shortest wire to connect sky opens and conflux bonding jumper like this, thus saving wire, and can ensure that the neat sky that is connected to of wire is opened and confluxes between bonding jumper.Mount pad front end face alleged in the present embodiment is uncovered towards consistent end face with bus cases 52, and herein for the ease of understanding technical scheme, do the definition of this direction, its principle is identical in actual applications still belongs to scope.Mount pad 51 front end face is provided with mounting rail 511, and the back side that sky opens 53 is provided with the chute mated with this mounting rail 511, and sky to open on 53 mounting rails being arranged on this mount pad 51 front end face by the chute at the back side 511.Thus make convenient being installed on mount pad of having leisure out.
Also comprise in the embodiment of the present invention and open the consistent multiple direct current instrument transformers 54 of 53 quantity with sky, multiple direct current instrument transformer 54 is fixedly mounted on the bottom surface of mount pad 51 along the bonding jumper length direction that confluxes, and each direct current instrument transformer 54 opens 53 size of current flow through for responding to correspondence position overhead.Direct current instrument transformer is provided with the hole worn for electric wire, the size of current worn on wherein electric wire is sensed according to vortex principle, direct current instrument transformer is provided with output port 541, direct current instrument transformer is according to the curent change sensed, generate the corresponding signal of telecommunication, then export this signal of telecommunication to controller (in figure non-display controller), due to direct current instrument transformer being integrated with output port by output port 541, user can buy rear directly and controller wiring install, easy to use.
Install reasonable line box 55 at mount pad 51 rear end face along the bonding jumper length direction that confluxes, this reason line box 55 has the cavity volume of length direction, and resonable line box 55 upper and lower end face is provided with the wire inlet/outlet hole 551 arranged along its length.Reason line box can ensure that the wiring of direct current input line is neat further.High voltage direct current bus cases in certain embodiment 2 is still suitable for the equipment in the present embodiment.
During work, the wiring end plate of direct current input line access high voltage direct current bus cases, sky opened the electric current in wire acquisition high voltage direct current bus cases on metal bus bars, and provide direct current to relevant device, each sky is opened corresponding direct current instrument transformer and whether is exceeded limits value for detecting electric current, and feeds back to controller in real time.
High voltage direct current converging equipment in the embodiment of the present invention mainly solves the problem that in existing equipment, wiring is in disorder, high voltage direct current bus cases is adopted to combine with mount pad, sky is made to open wiring neat, and sky can be expanded in a large number when opening quantity, only need increase stacked bus cases quantity, simple to operate, assembling easily.
This invention also solves current high-voltage direct current, electric operating power supply system, the power supply system for communications, alternating current-direct current power distribution cabinet causes nonstandard copper bar broad categories due to the diversified demand feeding out way due to client, cabling complex process, the problem that cost of labor is too high, can all demands of compatible client at present, can realize batch automatic production.
A kind of high voltage direct current bus cases provided the embodiment of the present invention above and equipment are described in detail, apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands core concept of the present invention for helping; Meanwhile, for one of ordinary skill in the art, according to thought and method of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. high voltage direct current bus cases, it is characterized in that, comprise at least one strip box body, in strip box body, be provided with one along its length to conflux bonding jumper, the wherein side of box body both sides is provided with along its length and is connected to sky for wire and opens required uncovered, and the bonding jumper that confluxes is provided with wiring end plate and this wiring end plate extends outside box body to the side at non-uncovered place in the horizontal direction.
2. high voltage direct current bus cases as claimed in claim 1, it is characterized in that, the quantity of strip box body is two or more, and plural strip box body is uncovered to be detachably installed together towards as one man in the vertical direction is stacked.
3. high voltage direct current bus cases as claimed in claim 2, it is characterized in that, at least extend a snap fit downwards in the both sides, front and back of strip box body, the hole clipping of mating with snap fit is provided with on the top of the both sides, front and back of strip box body, during the stacked installation of two adjacent box bodys, the snap fit being positioned at box body above catches on the hole clipping of the box body be positioned at below.
4. high voltage direct current bus cases as claimed in claim 2, it is characterized in that, the top of strip box body is provided with chute/slide block along its length, slide block/the chute mated with chute/slide block is provided with in the bottom of box body, during the stacked installation of two adjacent box bodys, be positioned at the slide block/chute bottom box body above and agree with the chute/slide block of the box body be positioned at below and mate.
5. high voltage direct current bus cases as claimed in claim 1, it is characterized in that, strip box body is positioned at uncovered relative side and is provided with the through hole mated with wiring end plate, and wiring end plate is extended to outside box body by this through hole.
6. high voltage direct current bus cases as claimed in claim 1, it is characterized in that, to distribute along its length multiple conducting wires at the bonding jumper that confluxes, one end that wire is connected with the bonding jumper that confluxes is as being fixedly connected with end, and the other end of wire uncoveredly to be stretched out by described as free link.
7. high voltage direct current converging equipment, it is characterized in that, comprise: the high voltage direct current bus cases in mount pad and the claims 1 to 6 described in any one, the front end face of mount pad fixedly mounts multiple sky along the bonding jumper length direction that confluxes and opens, high voltage direct current bus cases is arranged on the end face of mount pad, and each sky opens the correspondence position being connected to the bonding jumper that confluxes respectively by wire.
8. high voltage direct current converging equipment as claimed in claim 7, it is characterized in that, mount pad front end face is provided with mounting rail, and the back side that sky is opened is provided with the chute mated with this mounting rail, and the chute that sky opened the back side is arranged on the mounting rail of this mount pad front end face.
9. high voltage direct current converging equipment as claimed in claim 7, it is characterized in that, also comprise and open the consistent multiple direct current instrument transformers of quantity with sky, multiple direct current instrument transformer is fixedly mounted on the bottom surface of mount pad along the bonding jumper length direction that confluxes, and each direct current instrument transformer opens for responding to correspondence position overhead the size of current flow through.
10. high voltage direct current converging equipment as claimed in claim 7, it is characterized in that, install reasonable line box at mount pad rear end face along the bonding jumper length direction that confluxes, this reason line box has the cavity volume of length direction, and resonable line box upper and lower end face is provided with the wire inlet/outlet hole arranged along its length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510596471.8A CN105119151B (en) | 2015-09-18 | 2015-09-18 | HVDC bus cases and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510596471.8A CN105119151B (en) | 2015-09-18 | 2015-09-18 | HVDC bus cases and equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105119151A true CN105119151A (en) | 2015-12-02 |
| CN105119151B CN105119151B (en) | 2017-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510596471.8A Active CN105119151B (en) | 2015-09-18 | 2015-09-18 | HVDC bus cases and equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN105119151B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017138014A1 (en) * | 2016-02-12 | 2017-08-17 | Raychem Rpg Pvt. Ltd. | An electrical connecting system and a distribution block using the same |
| CN107611625A (en) * | 2017-08-22 | 2018-01-19 | 成都宏明电子股份有限公司 | A kind of high current wire connection device connected simultaneously for multiple conducting wires |
| CN113013745A (en) * | 2019-12-19 | 2021-06-22 | 河南平芝高压开关有限公司 | Control cabinet |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009077493A (en) * | 2007-09-19 | 2009-04-09 | Panasonic Electric Works Denro Co Ltd | Power receiving and distributing equipment |
| CN201629472U (en) * | 2010-04-21 | 2010-11-10 | 刘逢成 | Busbar connector |
| CN204992268U (en) * | 2015-09-18 | 2016-01-20 | 深圳市创芯技术有限公司 | High voltage direct current converge box and equipment |
-
2015
- 2015-09-18 CN CN201510596471.8A patent/CN105119151B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009077493A (en) * | 2007-09-19 | 2009-04-09 | Panasonic Electric Works Denro Co Ltd | Power receiving and distributing equipment |
| CN201629472U (en) * | 2010-04-21 | 2010-11-10 | 刘逢成 | Busbar connector |
| CN204992268U (en) * | 2015-09-18 | 2016-01-20 | 深圳市创芯技术有限公司 | High voltage direct current converge box and equipment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017138014A1 (en) * | 2016-02-12 | 2017-08-17 | Raychem Rpg Pvt. Ltd. | An electrical connecting system and a distribution block using the same |
| CN107611625A (en) * | 2017-08-22 | 2018-01-19 | 成都宏明电子股份有限公司 | A kind of high current wire connection device connected simultaneously for multiple conducting wires |
| CN107611625B (en) * | 2017-08-22 | 2023-09-15 | 成都宏明电子股份有限公司 | High-current wire connecting device for simultaneously connecting multiple wires |
| CN113013745A (en) * | 2019-12-19 | 2021-06-22 | 河南平芝高压开关有限公司 | Control cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105119151B (en) | 2017-12-15 |
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Address after: 2nd and 3rd Floor, Building B, Dejin Industrial Park 2, Fuyuan 1st Road, Heping Community, Fuyong Street, Baoan District, Shenzhen City, Guangdong Province, 518000 Patentee after: Shenzhen Chuangxin Technology Co.,Ltd. Address before: 2nd and 3rd Floor, Building B, Dejin Industrial Park 2, Fuyuan 1st Road, Heping Community, Fuyong Street, Baoan District, Shenzhen City, Guangdong Province, 518000 Patentee before: SHENZHEN TRANSIN TECHNOLOGIES Co.,Ltd. |
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