CN211350525U - Wiring structure of multi-P circuit breaker - Google Patents
Wiring structure of multi-P circuit breaker Download PDFInfo
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- CN211350525U CN211350525U CN202020135255.XU CN202020135255U CN211350525U CN 211350525 U CN211350525 U CN 211350525U CN 202020135255 U CN202020135255 U CN 202020135255U CN 211350525 U CN211350525 U CN 211350525U
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Abstract
A wiring structure of a multi-P circuit breaker. The near of mainly having solved present many P circuit breaker gets the electricity through the wire when getting the electricity with the circuit breaker, area of contact is little, the higher problem of temperature rise. The method is characterized in that: the side wall of the circuit breaker shell is provided with a plurality of open grooves (11), each open groove is internally provided with a first sheet (111), the accessory shell is provided with second sheets (21) with the number not less than that of the first sheets, and the second sheets are inserted into the open grooves and are in contact with and electrically connected with the first sheets. The utility model provides a wiring structure of many P circuit breakers, through second piece and first piece contact, area of contact is big, and the temperature rise is lower.
Description
Technical Field
The utility model relates to a circuit breaker field, concretely relates to wiring structure of many P circuit breakers.
Background
According to the requirement of intellectualization of a power supply network in China, the national power grid company requires the intellectualization of the power supply network, so that a small circuit breaker of a terminal execution mechanism of the power supply network is required to execute an upper end signal to have tripping and closing functions. Therefore, the existing development trend of the miniature circuit breaker is to have the functions of automatic opening and closing and reclosing besides the functions of traditional manual opening and closing and automatic tripping in case of overcurrent and overload, so as to realize remote control.
The nearby of present many P circuit breaker gets the electricity through the wire when getting the electricity with the circuit breaker, and area of contact is little, and the temperature rise is higher.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of background art, the utility model provides a wiring structure of many P circuit breaker mainly solves near of present many P circuit breaker and gets the electricity through the wire when the circuit breaker is got the electricity, and area of contact is little, the higher problem of temperature rise.
The utility model adopts the technical proposal that:
the utility model provides a wiring structure of many P circuit breakers, includes circuit breaker casing and annex casing, circuit breaker casing lateral wall is equipped with a plurality of open slots, each the inside first piece that is equipped with of open slot, the annex casing is equipped with the second piece that first piece is no less than to quantity, the second piece inserts in the open slot with first piece face contact and electricity are connected.
The accessory shell is provided with a wiring frame which is arranged in one-to-one correspondence with the second pieces, the wiring frame is connected with the second pieces through wires, and the wires are sleeved with a mutual inductor.
The second piece is in clamping fit or clearance fit with the open slot.
The first piece is arranged in the breaker body in a liftable mode.
The breaker shell is internal relatively first piece is equipped with the fixed plate, the fixed plate is equipped with the through-hole that is used for the screw to pass, first piece be equipped with be used for with screw threaded connection's screw hole, first piece circumference outer wall with shells inner wall blocks the cooperation.
The bottom of the second sheet is provided with a convex connecting seat, and the threaded hole is formed in the connecting seat.
Still be equipped with the detachable shroud on the circuit breaker casing, the shroud is located fixed plate top.
The circuit breaker is characterized in that a fixing seat is arranged in the circuit breaker, a fixing groove is formed in the fixing seat, the first sheet is arranged in the fixing groove, and the circumferential direction of the first sheet corresponds to the circumferential inner wall of the fixing groove.
One end of the cover cap is provided with a clamping block, the other end of the cover cap is provided with a clamping hook, a first clamping groove matched with the clamping block in a clamping mode is arranged on the shell of the circuit breaker, and a second clamping groove matched with the clamping hook is arranged on the shell of the accessory.
The utility model has the advantages that: the utility model provides a wiring structure of many P circuit breakers, through second piece and first piece contact, area of contact is big, and the temperature rise is lower.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a schematic diagram of a partial explosion according to an embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of an embodiment of the present invention.
Fig. 4 is an enlarged schematic view of a portion a of fig. 3.
Fig. 5 is an internal schematic view of a circuit breaker housing according to an embodiment of the present invention.
Fig. 6 is an enlarged schematic view of fig. 5 at B.
Fig. 7 is a partial perspective view of an embodiment of the present invention.
Fig. 8 is a perspective view of a cover according to an embodiment of the present invention.
Fig. 9 is a partial perspective view of an embodiment of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings: as shown in the figure, a wiring structure of many P circuit breaker, includes circuit breaker casing 1 and annex casing 2, circuit breaker casing lateral wall is equipped with a plurality of open slots 11, each the inside first piece 111 that is equipped with of open slot, the annex casing is equipped with the second piece 21 that first piece is no less than to quantity, the second piece inserts in the open slot with first piece face contact and electricity are connected. The utility model provides a wiring structure of many P circuit breakers, through second piece and first piece contact, area of contact is big, and the temperature rise is lower. The circuit breaker shell and the accessory shell can be connected through screws, and the side wall of the circuit breaker shell can be installed from the outer side of the accessory shell, so that the installation is convenient.
In this embodiment, as shown in the figure, the accessory housing is provided with a wire frame 22 corresponding to the second sheet, the wire frame is connected to the second sheet through a wire 91, and a plurality of mutual inductors 23 are sleeved outside the wires. The accessory can detect the circuit among all phases and is convenient to use.
In this embodiment, as shown in the drawings, the second piece is in snap fit or clearance fit with the open slot.
In this embodiment, as shown in the figure, the first piece is liftably provided in the circuit breaker body.
In this embodiment, as shown in the figure, the breaker housing is provided with a fixing plate 12 opposite to the first sheet, the fixing plate is provided with a through hole 121 for a screw to pass through, the first sheet is provided with a threaded hole 112 for threaded connection with the screw, and the circumferential outer wall of the first sheet blocks the matching with the inner wall of the housing.
In this embodiment, as shown in the figure, the bottom of the second plate is provided with a protruding connection seat 113, and the threaded hole is arranged in the connection seat. The screw rotates, because second piece circumference is spacing, it can rise along with the screw to drive the second piece (be equipped with the smooth hole that the screw passed on the second piece) and rise, with this with the second piece card in the inside upper wall of open slot, the installation is firm, is difficult for rocking.
In this embodiment, as shown in the figure, a detachable cover 4 is further disposed on the circuit breaker housing, and the cover is disposed above the fixing plate.
In this embodiment, as shown in the figure, be equipped with fixing base 14 in the circuit breaker, be equipped with fixed slot 141 in the fixing base, first piece is located in the fixed slot, just first piece circumference with fixed slot circumference inner wall corresponds the setting.
In this embodiment, as shown in the figure, one end of the cover cap is provided with a clamping block 41, the other end of the cover cap is provided with a clamping hook 42, the circuit breaker housing is provided with a first clamping groove 13 matched with the clamping block in a clamping manner, and the accessory housing is provided with a second clamping groove 231 matched with the clamping hook. The screw can be adjusted by detaching the cover, the structure is simple, and the use is convenient.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The embodiments described with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of the present invention.
Claims (9)
1. A wiring structure of many P circuit breaker, includes circuit breaker casing (1) and annex casing (2), its characterized in that: the side wall of the circuit breaker shell is provided with a plurality of open grooves (11), each open groove is internally provided with a first sheet (111), the accessory shell is provided with second sheets (21) with the number not less than that of the first sheets, and the second sheets are inserted into the open grooves and are in contact with and electrically connected with the first sheets.
2. The wiring structure of a multi-P circuit breaker according to claim 1, wherein: be equipped with on the annex casing with wire frame (22) that the second piece one-to-one set up, wire frame with connect through wire (91) between the second piece, it is a plurality of the wire overcoat is equipped with mutual-inductor (23).
3. The wiring structure of a multi-P circuit breaker according to claim 1, wherein: the second piece is in clamping fit or clearance fit with the open slot.
4. The wiring structure of a multi-P circuit breaker according to claim 3, wherein: the first piece is arranged in the breaker body in a liftable mode.
5. The wiring structure of a multi-P circuit breaker according to claim 4, wherein: the breaker casing is relative first piece is equipped with fixed plate (12), the fixed plate is equipped with through-hole (121) that are used for the screw to pass, first piece be equipped with be used for with screw threaded connection's screw hole (112), first piece circumference outer wall with shells inner wall blocks the cooperation.
6. The wiring structure of a multi-P circuit breaker according to claim 5, wherein: the bottom of the second sheet is provided with a convex connecting seat (113), and the threaded hole is arranged in the connecting seat.
7. The wiring structure of a multi-P circuit breaker according to claim 6, wherein: still be equipped with detachable shroud (4) on the circuit breaker casing, the shroud is located fixed plate top.
8. The wiring structure of a multi-P circuit breaker according to claim 7, wherein: be equipped with fixing base (14) in the circuit breaker, be equipped with fixed slot (141) in the fixing base, first piece is located in the fixed slot, just first piece circumference with fixed slot circumference inner wall corresponds the setting.
9. The wiring structure of a multi-P circuit breaker according to claim 8, wherein: one end of the cover cap is provided with a clamping block (41), the other end of the cover cap is provided with a clamping hook (42), the shell of the circuit breaker is provided with a first clamping groove (13) matched with the clamping block in a clamping mode, and the accessory shell is provided with a second clamping groove (231) matched with the clamping hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020135255.XU CN211350525U (en) | 2020-01-21 | 2020-01-21 | Wiring structure of multi-P circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020135255.XU CN211350525U (en) | 2020-01-21 | 2020-01-21 | Wiring structure of multi-P circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211350525U true CN211350525U (en) | 2020-08-25 |
Family
ID=72130303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020135255.XU Active CN211350525U (en) | 2020-01-21 | 2020-01-21 | Wiring structure of multi-P circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211350525U (en) |
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2020
- 2020-01-21 CN CN202020135255.XU patent/CN211350525U/en active Active
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