CN110942961B - A lever type wiring structure - Google Patents
A lever type wiring structure Download PDFInfo
- Publication number
- CN110942961B CN110942961B CN201911333997.1A CN201911333997A CN110942961B CN 110942961 B CN110942961 B CN 110942961B CN 201911333997 A CN201911333997 A CN 201911333997A CN 110942961 B CN110942961 B CN 110942961B
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- CN
- China
- Prior art keywords
- wiring
- lever
- bolt
- cover body
- structure according
- 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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Links
- 238000000605 extraction Methods 0.000 abstract 1
- 239000012634 fragment Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
- H01R4/40—Pivotable clamping member
Landscapes
- Switch Cases, Indication, And Locking (AREA)
- Distribution Board (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
本发明涉及断路器技术领域，具体地说，涉及一种杠杆式接线结构，包括盖体，盖体的底部设置有底板，盖体的一端外壁上方开设有两个接线孔，盖体的一端外壁下方开设有两个螺栓孔，接线孔的外侧设置有外接线，螺栓孔的外侧设置有螺栓；盖体的内部上方设置有两个接线端子，盖体的内部位于接线端子与外接线之间设置有接线框，外接线靠近接线端子的一端连接有内接线。本发明的设计中，螺栓拧动实现摇臂杠杆的翻转，进而将内接线压紧在接线端子上，保证开关的断开和闭合方便，螺栓的限位保证摇臂杠杆的固定，使得摇臂杠杆对内接线的压紧固定，弹片能够保证摇臂杠杆进行复位，便于将外接线抽出，避免在外接线抽出时与摇臂杠杆的顶部造成摩擦损坏。
The present invention relates to the technical field of circuit breakers, and more specifically, to a lever-type wiring structure, comprising a cover body, a bottom plate being provided at the bottom of the cover body, two wiring holes being provided at the top of the outer wall at one end of the cover body, two bolt holes being provided at the bottom of the outer wall at one end of the cover body, an external wiring being provided at the outside of the wiring hole, and a bolt being provided at the outside of the bolt hole; two wiring terminals being provided at the top of the interior of the cover body, a wiring frame being provided at the interior of the cover body between the wiring terminals and the external wiring, and an internal wiring being connected at one end of the external wiring close to the wiring terminal. In the design of the present invention, the turning of the bolt realizes the flipping of the rocker lever, thereby pressing the internal wiring against the wiring terminal, ensuring the convenience of opening and closing the switch, the limiting position of the bolt ensures the fixation of the rocker lever, so that the rocker lever presses and fixes the internal wiring, and the spring sheet can ensure the reset of the rocker lever, facilitating the extraction of the external wiring, and avoiding friction damage between the external wiring and the top of the rocker lever when the external wiring is extracted.
Description
Technical Field
The invention relates to the technical field of circuit breakers, in particular to a lever type wiring structure.
Background
A circuit breaker refers to a switching device capable of closing, carrying and opening a current under normal circuit conditions and closing, carrying and opening a current under abnormal circuit conditions within a prescribed time. The wiring structure of the existing circuit breaker generally compresses tightly and loosens the wiring one end that the outside inserts through the shell fragment to realize the closure and the disconnection of switch, it is inconvenient when opening and closing that need be with the wiring to insert through this kind of mode, and the elasticity of shell fragment descends the back and causes the becoming flexible of wiring end very easily, and is not stable enough to the fixation of terminal, influences the closure of switch, in addition, can cause wearing and tearing when carrying out the plug of external connection for a long time, influences the life of wiring structure.
Disclosure of Invention
The present invention is directed to a lever-type wiring structure for solving the above-mentioned problems.
The invention provides a lever type wiring structure, which comprises a cover body, wherein a bottom plate is arranged at the bottom of the cover body, two wiring holes are formed in the upper part of the outer wall of one end of the cover body, two bolt holes are formed in the lower part of the outer wall of one end of the cover body, an outer wiring is arranged on the outer side of each wiring hole, a bolt is arranged on the outer side of each bolt hole, two wiring terminals are arranged above the inner part of the cover body, a wiring frame is arranged between each wiring terminal and an external wiring, an internal wiring is connected with one end of each external wiring, which is close to each wiring terminal, the wiring frame is of a rectangular structure with a hollow inside and open sides, a positioning block is tightly welded on one side of each wiring frame, a threaded hole is formed in the middle of each positioning block, one end of each bolt is in threaded connection with each threaded hole, one end of each internal wiring penetrates through the opening and stretches into the inside of the wiring frame, one end of each wiring terminal also penetrates through the opening and stretches into the inside of the wiring frame, each internal wiring terminal is arranged below each wiring terminal, an internal wiring terminal is connected with one side, an internal wiring frame is arranged at the bottom of each wiring terminal, one side of each wiring terminal is connected with an internal wiring terminal, a reset spring is arranged between each lever and the corresponding lever, and the reset spring is arranged on one side of the lever and can be screwed onto the rocker to be pressed tightly, and can be pressed onto the rocker to the rocker.
Preferably, the bottom of the positioning bin is tightly attached to the bottom plate.
Preferably, the external connection wire and the internal connection wire are of an integrated structure.
Preferably, the rocker lever comprises an upper arm positioned above and a lower arm positioned below, a connecting end is arranged between the upper arm and the lower arm, two sides of the connecting end are respectively connected with the upper arm and the lower arm, two ends of the connecting end are communicated with a shaft hole, a fixed shaft is connected to the inside of the shaft hole in a rotating mode, the length of the fixed shaft is greater than that of the shaft hole, round holes are formed in inner walls of two sides of the positioning bin, close to the fixed shaft, and the fixed shaft is in plug-in fit with the round holes.
Preferably, the connecting end, the upper arm and the lower arm are of an integrally formed structure.
Preferably, the included angle between the upper arm and the lower arm is 120-150 degrees.
Preferably, the reset spring comprises a fixing piece which is vertically arranged, an elastic piece is vertically arranged on one side, close to the bolt, of the fixing piece, a connecting piece is arranged between the elastic piece and the top of the fixing piece, the connecting piece is of an arc-shaped structure, and two ends of the connecting piece are respectively connected with the elastic piece and the fixing piece.
Preferably, the fixing piece, the elastic piece and the connecting piece are of an integrated structure.
Preferably, positioning pieces protruding outwards are arranged on two sides of the bottom of the fixing piece, and the positioning pieces are tightly attached to the inner wall of the wire frame.
Preferably, the top of the wiring terminal is tightly attached to the top inner wall of the cover body.
Compared with the prior art, the invention has the beneficial effects that:
1. In the lever-type wiring structure, the rocker lever is turned over by screwing the bolt, so that the internal wiring is pressed on the wiring terminal, and the opening and closing convenience of the switch is ensured.
2. In the lever-type wiring structure, the rocker lever can be fixed through limiting the rocker lever by the bolts, so that the rocker lever is fixed by pressing the inner wiring, and the loosening phenomenon is avoided.
3. In this lever wiring structure, can guarantee to reset the rocking arm lever when the switch breaks off through the shell fragment, be convenient for take out the external line, avoid causing friction damage with the top of rocking arm lever when the external line is taken out.
Drawings
FIG. 1 is a schematic view of the overall structure of the ON state of the present invention;
FIG. 2 is a schematic view of the overall structure of the OFF state of the present invention;
FIG. 3 is a schematic view of the overall explosive structure of the present invention;
FIG. 4 is a schematic view of a partially exploded construction of the present invention;
FIG. 5 is a schematic view of the internal connection of the ON state of the present invention;
FIG. 6 is a schematic illustration of the internal connection of the OFF state of the present invention;
FIG. 7 is a schematic view of an exploded construction of the rocker lever of the present invention;
fig. 8 is a schematic exploded view of the return spring of the present invention.
The wire connecting device comprises a cover body 1, a wire connecting hole 11, a wire connecting hole 12, a bolt hole 2, a bottom plate 3, a bolt 4, an external wire 41, an internal wire 5, a wire connecting frame 51, a round hole 52, an opening 53, a positioning block 531, a threaded hole 6, a wire connecting terminal 7, a rocker arm lever 71, an upper arm 72, a lower arm 73, a connecting end 731, a shaft hole 74, a fixed shaft 8, a return spring 81, a fixed sheet 811, a positioning sheet 82, a spring sheet 83 and a connecting sheet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The invention provides a lever type wiring structure, as shown in fig. 1-8, which comprises a cover body 1, wherein a bottom plate 2 is arranged at the bottom of the cover body 1, two wiring holes 11 are formed above the outer wall of one end of the cover body 1 and used for wiring to enter, two bolt holes 12 are formed below the outer wall of one end of the cover body 1, an external connection wire 4 is arranged outside the wiring holes 11, and bolts 3 are arranged outside the bolt holes 12; the cover body 1 is internally provided with two wiring terminals 6 above, a wiring frame 5 is arranged in the cover body 1 between the wiring terminals 6 and the external wiring 4, one end of the external wiring 4 close to the wiring terminals 6 is connected with an internal wiring 41, the wiring frame 5 is of a rectangular structure with an opening 52 at two sides, one side of the wiring frame 5 close to a bolt hole 12 is tightly welded with a positioning block 53, the middle part of the positioning block 53 is provided with a threaded hole 531, one end of a bolt 3 is in threaded connection with the threaded hole 531, the bolt 3 can be limited, meanwhile, the bolt 3 can be moved inwards of the wiring frame 5 by screwing the bolt 3, one end of the internal wiring 41 passes through the opening 52 and stretches into the inside of the wiring frame 5, one end of the wiring terminal 6 also passes through the opening 52 and stretches into the inside of the wiring frame 5, the internal wiring 41 is positioned below the wiring terminal 6, the bottom of the internal wiring 41 is provided with a rocker lever 7, one side of the rocker lever 7 far away from the bolt 3 is provided with a reset spring 8, the bolt 3 can be rotated and the rocker lever 7 is pushed inwards by pushing the rocker lever 7, the top of the rocker lever 7 can push the internal wiring 41 upwards and be pressed against the wiring terminal 6, the internal wiring 4 can be pulled outwards by screwing the opposite to the rocker lever 7, the reset spring 7 is released when the rocker lever 7 is in the opposite direction, the action is released from the outside by screwing the internal wiring 4, the circuit breaking can be realized.
Specifically, the bottom of the wire frame 5 is tightly attached to the bottom plate 2, so that the wire frame 5 is ensured to be fixed.
In addition, the external connection wire 4 and the internal connection wire 41 are of an integrated structure, so that the external connection wire can be conveniently held by a hand, and the movement of the internal connection wire 41 in the wire frame 5 is controlled.
Further, the rocker lever 7 comprises an upper arm 71 positioned above and a lower arm 72 positioned below, a connecting end 73 is arranged between the upper arm 71 and the lower arm 72, two sides of the connecting end 73 are respectively connected with the upper arm 71 and the lower arm 72, two ends of the connecting end 73 are provided with shaft holes 731 in a penetrating mode, the inside of the shaft holes 731 is rotationally connected with fixed shafts 74, the length of the fixed shafts 74 is larger than that of the shaft holes 731, round holes 51 are formed in the inner walls of two sides of the positioning bin 5, close to the fixed shafts 74, and the fixed shafts 74 are in plug-in fit with the round holes 51.
Further, when the lower arm 72 is pushed by the bolt 3 at one side, the rocker arm lever 7 rotates around the fixed shaft 74 as the axis, and then the upper arm 71 at the upper side is turned upwards, so that one end of the upper arm 71 is propped against the bottom surface of the inner wiring 41, and the inner wiring 41 is pressed ON the wiring terminal 6 to realize the ON state, when the bolt 3 leaves, the other side of the lower arm 72 is acted by the reset spring 8, so that the whole rocker arm lever 7 rotates around the fixed shaft 74 as the axis in the opposite direction, and then the upper arm 71 at the upper side is turned downwards, so that one end of the upper arm 71 is separated from the bottom surface of the inner wiring 41, and the external wiring 4 can be pulled out to realize the OFF state.
Further, the connecting end 73, the upper arm 71 and the lower arm 72 are integrally formed, so that the stability of the whole structure is ensured, and breakage is not easy to cause.
Further, the included angle between the upper arm 71 and the lower arm 72 is 120-150 °, preferably 150 ° in this embodiment, so that when the bolt 3 pushes the rocker lever 7, the upper arm 71 just pushes the bottom surface of the inner wire 41 against and has moderate pressure, thereby realizing the ON state.
Further, reset spring 8 adopts copper material to make, wholly is U-shaped structure, have fine elasticity, reset spring 8 includes the stationary blade 81 of vertical setting, the stationary blade 81 is close to the vertical shell fragment 82 that is provided with in one side of bolt 3, be provided with connection piece 83 between the top of shell fragment 82 and stationary blade 81, connection piece 83 is arc structure, and both ends are connected with shell fragment 82 and stationary blade 81 respectively, thereby when the promotion of bolt 3 is received to one side of rocking arm lever 7, lower arm 72 can overturn and compress tightly shell fragment 82, when the promotion of bolt 3 is lost to one side of rocking arm lever 7, shell fragment 82 can promote lower arm 72 back because of the elastic action, thereby realize rocking arm lever 7's return.
Further, the fixing piece 81, the elastic piece 82 and the connecting piece 83 are of an integrally formed structure, so that the stability of the integral structure of the reset spring 8 can be guaranteed, and the reset spring is not easy to damage.
Further, the bottom both sides of stationary blade 81 all are provided with outwards convex spacer 811, and spacer 811 closely welds with the inner wall of location storehouse 5, guarantees the fixed of stationary blade 81, avoids receiving the extrusion of external force to cause the removal.
Further, the top of binding post 6 closely laminates with the top inner wall of lid 1, guarantees binding post 6 fixed, thereby avoids sliding in positioning bin 5 and influences wiring operation.
When the lever-type wiring structure of the embodiment is used, firstly, the inner wire 41 at one end of the outer wire 4 is inserted into the wiring hole 11, then the bolt 3 is moved inwards by rotating the bolt 3 through an external screwdriver matched with the bolt 4, the lower arm 72 of the rocker lever 7 is pushed by one end of the bolt 3 to rotate around the fixed shaft 74, the reset spring 8 is pressed at the moment, the whole rocker lever 7 is driven to rotate, the upper arm 71 of the rocker lever 7 abuts against the ground of the inner wire 41, the inner wire 41 and the wiring terminal 6 are pressed, the ON state is realized, the limit fixing effect ON the inner wire 4 is realized through the rocker lever 7, when the inner wire is required to be disconnected, the screwdriver is reversely rotated, the bolt 3 is moved outwards, one end of the bolt 3 is separated from the lower arm 72 of the rocker lever 7, at the moment, the lower arm 72 of the rocker lever 7 is pushed backwards under the action of the reset spring 8, the reset effect is realized, and then the outer wire 4 is pulled out, so that the inner wire 41 and the wiring terminal 6 are separated, and the OFF state is realized.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911333997.1A CN110942961B (en) | 2019-12-23 | 2019-12-23 | A lever type wiring structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911333997.1A CN110942961B (en) | 2019-12-23 | 2019-12-23 | A lever type wiring structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110942961A CN110942961A (en) | 2020-03-31 |
| CN110942961B true CN110942961B (en) | 2025-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911333997.1A Active CN110942961B (en) | 2019-12-23 | 2019-12-23 | A lever type wiring structure |
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| Country | Link |
|---|---|
| CN (1) | CN110942961B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112331532A (en) * | 2020-11-06 | 2021-02-05 | 上海瑞忒尔电气技术有限公司 | A terminal block assembly |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211125531U (en) * | 2019-12-23 | 2020-07-28 | 浙江中亿豪科技有限公司 | Lever type wiring structure |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206834141U (en) * | 2017-06-05 | 2018-01-02 | 法纳通电器(上海)有限公司 | A kind of high-power earth leakage circuit-breaker of fast-wiring formula |
| CN208873682U (en) * | 2018-09-17 | 2019-05-17 | 公牛集团股份有限公司 | A kind of breaker and distribution box |
| CN110571103B (en) * | 2019-09-06 | 2024-06-28 | 浙江中亿豪科技有限公司 | Hydraulic electromagnetic breaker belt connector |
-
2019
- 2019-12-23 CN CN201911333997.1A patent/CN110942961B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211125531U (en) * | 2019-12-23 | 2020-07-28 | 浙江中亿豪科技有限公司 | Lever type wiring structure |
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| Publication number | Publication date |
|---|---|
| CN110942961A (en) | 2020-03-31 |
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