CN112635211A - Heavy current moving contact structure - Google Patents
Heavy current moving contact structure Download PDFInfo
- Publication number
- CN112635211A CN112635211A CN202011502402.3A CN202011502402A CN112635211A CN 112635211 A CN112635211 A CN 112635211A CN 202011502402 A CN202011502402 A CN 202011502402A CN 112635211 A CN112635211 A CN 112635211A
- Authority
- CN
- China
- Prior art keywords
- moving contact
- connecting plate
- contact connecting
- plate
- connection
- 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.)
- Granted
Links
- 238000005452 bending Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 238000009434 installation Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0005—Tap change devices
- H01H9/0016—Contact arrangements for tap changers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
Abstract
The invention discloses a heavy-current moving contact structure, and relates to the technical field of electric power. Including first moving contact connecting plate, second moving contact connecting plate, first connection piece and second connection piece, the quantity of first moving contact connecting plate and second moving contact connecting plate is two, and the looks back of two first moving contact connecting plates is the fixed first connection piece and the second connection piece of being provided with all, the back of the body face of two second moving contact connecting plates respectively with the opposite face fixed connection of two first connection pieces and two second connection pieces. The conductive contact plate is formed by bending the second connecting sheet and is matched with the third conductive contact point, so that the back ends of the first moving contact connecting plate and the second moving contact connecting plate are additionally provided with an effective conductive contact point, and the front ends of the first moving contact connecting plate and the second moving contact connecting plate are additionally provided with second conductive contact points, so that the whole conductive sectional area is increased, and the conductive contact plate can bear larger load current.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to a heavy-current movable contact structure.
Background
With the vigorous development of the electric power industry in China, the current loaded by a large number of customers by adopting an on-load tap-changer is gradually increased, the moving contact part in the existing on-load tap-changer can not bear the current which is increased gradually, the traditional moving contact is only a single part pressed by a copper plate, uncertain factors such as uneven stress and the like in the use process are avoided, and when a conductive stud is clamped by a conductive contact point of the moving contact, because two points cannot be guaranteed to be completely equal in height, only one group of effective contacts can be achieved.
Disclosure of Invention
The invention provides a heavy-current moving contact structure which has the advantages of uniform stress, stable use and increased conductive area, and solves the problem that when a conductive stud is clamped by a conductive contact point of a moving contact, only one group of effective contacts can be formed because two points cannot be guaranteed to be completely equal in height because the traditional moving contact is a single part pressed by a copper plate and uncertain factors such as uneven stress and the like are avoided in the use process.
In order to realize the purposes of uniform stress, stable use and increased conductive area, the invention provides the following technical scheme: the utility model provides a heavy current moving contact structure, includes first moving contact connecting plate, second moving contact connecting plate, first connection piece and second connection piece, the quantity of first moving contact connecting plate and second moving contact connecting plate is two, two the looks back of first moving contact connecting plate is the fixed first connection piece and the second connection piece of being provided with all, two the opposite face fixed connection with two first connection pieces and two second connection pieces respectively of the back of the body of second moving contact connecting plate, the inside of first moving contact connecting plate and second moving contact connecting plate all is provided with first electrically conductive contact point, the inside of first connection piece is provided with the electrically conductive contact point of second, the one end of second connection piece is provided with electrically conductive contact plate.
As a preferred technical solution of the present invention, the two second moving contact connecting plates are respectively located below the two first moving contact connecting plates.
In a preferred embodiment of the present invention, the second connecting pad is located behind the first connecting pad, and the two conductive contact plates are disposed opposite to each other.
As a preferred technical scheme of the present invention, an installation plate is fixedly disposed on a left side surface of the rightmost first moving contact connection plate, an installation hole is disposed inside the installation plate, and the installation plate is L-shaped.
As a preferred technical solution of the present invention, the first moving contact connecting plate and the second moving contact connecting plate are both provided with a third conductive contact inside.
As a preferred technical solution of the present invention, the opposite surfaces of the two first connection pieces are fixedly provided with a conductive protrusion.
Compared with the prior art, the invention provides a heavy-current movable contact structure which has the following beneficial effects:
1. this heavy current movable contact structure through setting up first connection piece, second connection piece and electrically conductive contact plate, the setting of first connection piece and second connection piece for two independent first movable contact connecting plates and two independent second movable contact connecting plates can be connected, increase electrically conductive sectional area simultaneously, because independent individuality during two first movable contact connecting plates and second movable contact connecting plates, four first electrically conductive contact points mutually noninterfere all can effective contact.
2. This heavy current movable contact structure, through setting up first connection piece, second connection piece and electrically conductive contact plate, electrically conductive contact plate is bent by the second connection piece and is formed, cooperation third electrically conductive contact point, make the back end of first movable contact connecting plate and second movable contact connecting plate increase an effective electrically conductive contact point again, increase the electrically conductive contact point of second simultaneously at the front end of first movable contact connecting plate and second movable contact connecting plate, make whole electrically conductive sectional area obtain increasing, so can bear bigger load current.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a heavy current moving contact structure according to the present invention;
FIG. 2 is an enlarged view of the contact structure of the present invention at A in FIG. 1;
fig. 3 is an enlarged view of the structure at B in fig. 1 of a heavy current moving contact structure of the present invention.
In the figure: 1. a first moving contact connecting plate; 2. a second moving contact connecting plate; 3. a first conductive contact point; 4. mounting a plate; 5. mounting holes; 6. a first connecting piece; 7. a second connecting sheet; 8. a second conductive contact point; 9. a third conductive contact point; 10. a conductive contact plate.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1-3, the invention discloses a heavy current moving contact structure, comprising a first moving contact connecting plate 1, a second moving contact connecting plate 2, a first connecting plate 6 and a second connecting plate 7, wherein the number of the first moving contact connecting plate 1 and the second moving contact connecting plate 2 is two, the opposite sides of the two first moving contact connecting plates 1 are both fixedly provided with the first connecting plate 6 and the second connecting plate 7, the opposite sides of the two second moving contact connecting plates 2 are respectively fixedly connected with the opposite sides of the two first connecting plates 6 and the two second connecting plates 7, the interiors of the first moving contact connecting plate 1 and the second moving contact connecting plate 2 are both provided with a first conductive contact point 3, the interior of the first connecting plate 6 is provided with a second conductive contact point 8, one end of the second connecting plate 7 is provided with a conductive contact plate 10, two electrically conductive contact plates 10 are formed by bending the back ends of two second connection pieces 7 relatively, two second moving contact connecting plate 2 is located the below of two first moving contact connecting plates 1 respectively, second connection piece 7 is located the rear side of first connection piece 6, two electrically conductive contact plates 10 are relative setting, rightmost side the fixed mounting panel 4 that is provided with of left side of first moving contact connecting plate 1, mounting hole 5 has been seted up to mounting panel 4's inside, mounting panel 4 is the setting of L shape, the inside of first moving contact connecting plate 1 and second moving contact connecting plate 2 all is provided with electrically conductive contact point 9 of third, two the opposite face of first connection piece 6 is all fixed and is provided with electrically conductive arch.
In summary, in the heavy-current movable contact structure, the first connection sheet 6, the second connection sheet 7 and the conductive contact plate 10 are arranged, and the arrangement of the first connection sheet 6 and the second connection sheet 7 enables the two independent first movable contact connection plates 1 and the two independent second movable contact connection plates 2 to be connected and increase the conductive sectional area, because the two first movable contact connection plates 1 and the two independent second movable contact connection plates 2 are independent individuals, the four first conductive contact points 3 are not interfered with each other and can be in effective contact with each other, by arranging the first connection sheet 6, the second connection sheet 7 and the conductive contact plate 10, the conductive contact plate 10 is formed by bending the second connection sheet 7 and is matched with the third conductive contact point 9, so that the back ends of the first movable contact connection plate 1 and the second movable contact connection plate 2 are additionally provided with an effective conductive contact point, and meanwhile, the second conductive contact point is additionally arranged at the front ends of the first movable contact connection plate 1 and the And 8, the whole conductive sectional area is increased, so that the high-voltage LED can bear larger load current.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a heavy current moving contact structure, includes first moving contact connecting plate (1), second moving contact connecting plate (2), first connection piece (6) and second connection piece (7), its characterized in that: the quantity of first moving contact connecting plate (1) and second moving contact connecting plate (2) is two, two the back of the body of first moving contact connecting plate (1) is all fixed and is provided with first connection piece (6) and second connection piece (7), two the back of the body of second moving contact connecting plate (2) respectively with the opposite face fixed connection of two first connection pieces (6) and two second connection pieces (7), the inside of first moving contact connecting plate (1) and second moving contact connecting plate (2) all is provided with first electrically conductive contact point (3), the inside of first connection piece (6) is provided with electrically conductive contact point (8) of second, the one end of second connection piece (7) is provided with electrically conductive contact plate (10).
2. A high current moving contact structure as claimed in claim 1, wherein: the two second moving contact connecting plates (2) are respectively positioned below the two first moving contact connecting plates (1).
3. A high current moving contact structure as claimed in claim 1, wherein: the second connecting sheet (7) is located on the rear side of the first connecting sheet (6), and the two conductive contact plates (10) are arranged oppositely.
4. A high current moving contact structure as claimed in claim 1, wherein: the rightmost side left side face of the first moving contact connecting plate (1) is fixedly provided with a mounting plate (4), a mounting hole (5) is formed in the mounting plate (4), and the mounting plate (4) is L-shaped.
5. A high current moving contact structure as claimed in claim 1, wherein: and third conductive contact points (9) are arranged in the first moving contact connecting plate (1) and the second moving contact connecting plate (2).
6. A high current moving contact structure as claimed in claim 1, wherein: and the opposite surfaces of the two first connecting plates (6) are fixedly provided with conductive protrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011502402.3A CN112635211B (en) | 2020-12-18 | 2020-12-18 | Heavy current moving contact structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011502402.3A CN112635211B (en) | 2020-12-18 | 2020-12-18 | Heavy current moving contact structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112635211A true CN112635211A (en) | 2021-04-09 |
| CN112635211B CN112635211B (en) | 2023-11-03 |
Family
ID=75317060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011502402.3A Active CN112635211B (en) | 2020-12-18 | 2020-12-18 | Heavy current moving contact structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112635211B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201655628U (en) * | 2010-03-31 | 2010-11-24 | 咸阳彩虹热电有限公司 | Low voltage disconnecting link |
| CN103367020A (en) * | 2013-07-24 | 2013-10-23 | 国家电网公司 | Disconnecting switch and conducting loop structure thereof |
| EP2690637A1 (en) * | 2012-07-23 | 2014-01-29 | ABB Technology AG | Connecting device |
| CN205050756U (en) * | 2015-10-13 | 2016-02-24 | 武汉长海电气科技开发有限公司 | Big galvanic isolation switch contact structure |
| CN105489407A (en) * | 2015-12-30 | 2016-04-13 | 北京双杰电气股份有限公司 | Isolating knife assembly |
| CN205428806U (en) * | 2015-10-10 | 2016-08-03 | 国网冀北电力有限公司张家口供电公司 | Contact terminal of disconnecting switch |
| CN207474324U (en) * | 2017-11-15 | 2018-06-08 | 浙江腾龙电器有限公司 | A kind of large capacity combined load ratio bridging switch |
| CN108573825A (en) * | 2018-06-06 | 2018-09-25 | 河南森源电气股份有限公司 | Conductive contact fixed structure and the gas-filling cabinet for using the structure |
| CN208240556U (en) * | 2018-06-13 | 2018-12-14 | 西安豪特电力开关制造有限公司 | A kind of conduction plug-in strip |
| CN110137019A (en) * | 2019-06-28 | 2019-08-16 | 瓯越电力科技有限公司 | A kind of movable touch knife device and its disconnecting switch |
| CN210272225U (en) * | 2019-10-12 | 2020-04-07 | 浙江企达电气有限公司 | Bridge-shaped contact of circuit breaker |
| CN211017428U (en) * | 2020-01-02 | 2020-07-14 | 东莞市巴特新能源科技有限公司 | Anti-vibration and large-current high-voltage connecting copper bar |
| CN211907305U (en) * | 2019-12-26 | 2020-11-10 | 双杰电气合肥有限公司 | Disconnecting switch knife switch |
-
2020
- 2020-12-18 CN CN202011502402.3A patent/CN112635211B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201655628U (en) * | 2010-03-31 | 2010-11-24 | 咸阳彩虹热电有限公司 | Low voltage disconnecting link |
| EP2690637A1 (en) * | 2012-07-23 | 2014-01-29 | ABB Technology AG | Connecting device |
| CN103367020A (en) * | 2013-07-24 | 2013-10-23 | 国家电网公司 | Disconnecting switch and conducting loop structure thereof |
| CN205428806U (en) * | 2015-10-10 | 2016-08-03 | 国网冀北电力有限公司张家口供电公司 | Contact terminal of disconnecting switch |
| CN205050756U (en) * | 2015-10-13 | 2016-02-24 | 武汉长海电气科技开发有限公司 | Big galvanic isolation switch contact structure |
| CN105489407A (en) * | 2015-12-30 | 2016-04-13 | 北京双杰电气股份有限公司 | Isolating knife assembly |
| CN207474324U (en) * | 2017-11-15 | 2018-06-08 | 浙江腾龙电器有限公司 | A kind of large capacity combined load ratio bridging switch |
| CN108573825A (en) * | 2018-06-06 | 2018-09-25 | 河南森源电气股份有限公司 | Conductive contact fixed structure and the gas-filling cabinet for using the structure |
| CN208240556U (en) * | 2018-06-13 | 2018-12-14 | 西安豪特电力开关制造有限公司 | A kind of conduction plug-in strip |
| CN110137019A (en) * | 2019-06-28 | 2019-08-16 | 瓯越电力科技有限公司 | A kind of movable touch knife device and its disconnecting switch |
| CN210272225U (en) * | 2019-10-12 | 2020-04-07 | 浙江企达电气有限公司 | Bridge-shaped contact of circuit breaker |
| CN211907305U (en) * | 2019-12-26 | 2020-11-10 | 双杰电气合肥有限公司 | Disconnecting switch knife switch |
| CN211017428U (en) * | 2020-01-02 | 2020-07-14 | 东莞市巴特新能源科技有限公司 | Anti-vibration and large-current high-voltage connecting copper bar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112635211B (en) | 2023-11-03 |
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