CN211788874U - Electronic type plastic casing type circuit breaker - Google Patents
Electronic type plastic casing type circuit breaker Download PDFInfo
- Publication number
- CN211788874U CN211788874U CN202020988117.6U CN202020988117U CN211788874U CN 211788874 U CN211788874 U CN 211788874U CN 202020988117 U CN202020988117 U CN 202020988117U CN 211788874 U CN211788874 U CN 211788874U
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- wiring
- wiring board
- frame
- circuit breaker
- notch
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Abstract
The utility model discloses an electronic plastic shell type circuit breaker, which adopts the technical proposal that the circuit breaker comprises a shell and a wiring end arranged in the shell, wherein both ends of the shell are provided with wiring gaps which are matched with the wiring end and are used for accommodating the wiring end; the wiring notch comprises a screw rod notch positioned on the upper side and a wire plugging notch positioned on the side surface; the wiring end comprises a wiring frame positioned in the wiring gap and a wiring screw rod in threaded connection with the wiring frame; a bent wiring board is arranged in the wiring frame; the lower end of the wiring board is elastically abutted with the connecting sheet; the upper side of the wiring board is abutted against the end part of a wiring screw penetrating through the wiring frame; the lower side of the wiring board is integrally provided with a plurality of metal connecting columns for contacting with a power line for guiding flow, and is also provided with a plurality of strip-shaped grooves perpendicular to the insertion direction of the power line; the utility model provides a new connection structure for connecting power cord.
Description
Technical Field
The utility model relates to a circuit breaker, more specifically say that it relates to an electronic type plastic casing circuit breaker.
Background
The terminal of the circuit breaker is used for connecting a power line, and the connection is generally realized by extruding a metal part of the power line through a screw rod, but the connection mode is not firm, and is easily blocked by foreign matters and a plastic sleeve of the power line to cause unstable connection of an internal circuit.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art exists, the utility model provides an electronic type plastic casing formula circuit breaker provides a new connection structure for connecting the power cord.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an electronic type plastic casing formula circuit breaker, includes the casing and sets up the wiring end in the casing, its characterized in that: the two ends of the shell are provided with wiring notches which are matched with the wiring ends and used for accommodating the wiring ends; the wiring notch comprises a screw rod notch positioned on the upper side and a wire plugging notch positioned on the side surface; the wiring end comprises a wiring frame positioned in the wiring gap and a wiring screw rod in threaded connection with the wiring frame; a bent wiring board is arranged in the wiring frame; the lower end of the wiring board is elastically abutted with the connecting sheet.
Through adopting above-mentioned technical scheme, when wiring end attach power cord, the power cord inserts from the grafting breach, then rotate the wiring screw rod, wiring screw rod and connection frame threaded connection, then offset with the wiring board, at the pivoted in-process downwards, the wiring board is reminded by the wiring screw rod promotion and is removed, the wiring board with compress tightly the power cord, thereby realize connecting and fixing, simultaneously because wiring board and connection piece elasticity butt, at the in-process that pushes down, the firm type of realization connection that can be better, thereby prevent the short circuit, make things convenient for the better intercommunication of electric current.
The utility model discloses further set up to: the upper side of the wiring board is abutted against the end part of a wiring screw penetrating through the wiring frame; the lower side of the wiring board is integrally provided with a plurality of metal connecting columns for contacting with a power line for guiding flow, and is also provided with a plurality of strip-shaped grooves perpendicular to the insertion direction of the power line; the rear end of the wiring board is bent and extends downwards to form an abutting part; the butt joint part is opposite to the inserting direction of the power line, and one surface of the butt joint part, which deviates from the inserting direction, is obliquely arranged.
Through adopting above-mentioned technical scheme, the metal connecting post can realize the contact water conservancy diversion firstly, secondly can realize the extrusion to the power cord, plays better connection effect, prevents simultaneously that the connection to the power cord is excessive, the destruction to the power cord during the connection that leads to.
The utility model discloses further set up to: ribs are arranged on two sides of one surface of the wiring frame, which is opposite to the power line; the front end of the wiring board is provided with a U-shaped groove in sliding connection with the rib; the wiring frame sets up the one side that the metal connection post is relative with the wiring board downside and is provided with a plurality of bar grooves equally.
Through adopting above-mentioned technical scheme, muscle and U type groove can play the direction and slide the effect to prevent that the wiring board from breaking away from the wiring frame at the decurrent pressure of wiring screw rod, having spacing effect, the setting in bar groove can improve frictional force, and the bar groove is relative with the tip of metal connection post simultaneously, thereby plays better connection effect.
The utility model discloses further set up to: the connecting piece comprises a connecting part which is abutted with the abutting part; the connecting part is obliquely arranged; the middle part of the connecting sheet below the connecting part is arc-shaped; a support column is arranged in the shell at the lower side of the wiring gap; the arc shape in the middle of the connecting sheet is matched with the supporting column; the lower part of the connecting sheet is limited by the shell and is connected with the bimetallic strip and the arc striking plate.
By adopting the technical scheme, the connecting part is obliquely arranged, when the connecting piece is abutted against the wiring board, the wiring board moves under the downward pressure of the wiring screw rod, and because the abutting part of the wiring board is also obliquely arranged, the inclined surfaces of the connecting piece and the wiring board are elastically contacted with each other in the pressing process of the wiring board, so that the conduction of a power supply can be better ensured; the elastic butt of the whole connecting piece can be guaranteed by the limiting arrangement of the shell on the lower portions of the supporting columns and the connecting piece, and current flows through the connecting piece and then is connected with the bimetallic strip and the arc striking plate, so that the subsequent connection arrangement is facilitated.
The utility model discloses further set up to: a displacement gap used for the downward movement of the wiring board is arranged in the wiring gap; the inclined surface of the abutting part abuts against the connecting part of the connecting piece after the wiring board moves downwards and presses the connecting piece.
Through adopting above-mentioned technical scheme, the displacement breach can make things convenient for the wiring board to remove downwards.
To sum up, the utility model discloses following beneficial effect has: in the in-service use process, the wiring board is because the elastic support of connection piece, the wiring board upside offsets with the terminal frame of top, leave a power supply power line male cavity in whole terminal frame, after the power cord inserts, rotate the wiring screw rod through the screwdriver, move down when the wiring screw rod rotates, promote the wiring board and move down, thereby the realization is fixed to the extrusion of power cord, at this in-process, muscle and U type groove can play direction slip and limiting displacement, the connection piece plays elasticity butt and supported effect, the metal connecting post guarantees the contact to the power cord, prevent to block by the plastic casing of foreign matter or power cord itself and lead to the electric current not to switch on the condition and take place, thereby guarantee the firm of wiring, and convenient to use.
Drawings
FIG. 1 is a schematic structural view (partial view) of the present embodiment;
FIG. 2 is a schematic view (partial view) of the housing structure of the present embodiment;
FIG. 3 is a schematic diagram of the terminal structure of the present embodiment;
FIG. 4 is a schematic view showing the structure of a wiring board according to the present embodiment;
FIG. 5 is a schematic view of the structure of the wiring frame of the present embodiment;
FIG. 6 is a schematic view showing the structure of the connecting piece of this embodiment.
Reference numerals: 1. a housing; 2. a terminal; 3. a wiring gap; 4. a screw notch; 5. a wire insertion notch; 6. a wiring frame; 7. a wiring screw rod; 8. a wiring board; 9. connecting sheets; 10. a metal connecting column; 11. a strip-shaped groove; 12. an abutting portion; 13. a rib; 14. a U-shaped groove; 15. a connecting portion; 16. a support pillar; 17. and (6) displacing the notch.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment discloses an electronic plastic case circuit breaker, and proposes a new connection structure for connecting a power line, as shown in fig. 1 to 6. The terminal comprises a shell 1 and a terminal 2 arranged in the shell 1, wherein both ends of the shell 1 are provided with wiring notches 3 which are matched with the terminal 2 and used for accommodating the terminal 2; the wiring notch 3 comprises a screw notch 4 positioned on the upper side and a wiring notch 5 positioned on the side surface; the wiring terminal 2 comprises a wiring frame 6 positioned in the wiring gap 5 and a wiring screw 7 in threaded connection with the wiring frame 6; a bent wiring board 8 is arranged in the wiring frame 6; the lower end of the wiring board 8 is elastically abutted with the connecting sheet 9.
Through adopting above-mentioned technical scheme, when wiring end 2 connects the power cord, the power cord inserts from the grafting breach, then rotate wiring screw 7, wiring screw 7 and the 6 threaded connection of wiring frame, then offset with wiring board 8, at the pivoted in-process downwards, wiring board 8 is reminded by wiring screw 7 promotion and is moved, wiring board 8 with compress tightly the power cord, thereby realize connecting and fixing, simultaneously because wiring board 8 and the 9 elasticity butt of connection piece, at the in-process that pushes down, the firm type of realization connection that can be better, thereby prevent the short circuit, make things convenient for the better intercommunication of electric current.
The upper side of the wiring board 8 is abutted against the end part of a wiring screw penetrating through the wiring frame 6; a plurality of metal connecting columns 10 are integrally arranged at the lower side of the wiring board 8 and are used for contacting with a power line to conduct current, and a plurality of strip-shaped grooves 11 perpendicular to the insertion direction of the power line are also arranged; the rear end of the wiring board 8 is bent and extends downwards to form an abutting part 12; the abutting part 12 is opposite to the inserting direction of the power cord, and one surface of the abutting part 12 departing from the inserting direction is obliquely arranged.
Through adopting above-mentioned technical scheme, metal connecting post 10 can realize the contact water conservancy diversion firstly, secondly can realize the extrusion to the power cord, plays better connection effect, prevents simultaneously that the connection to the power cord is excessive, the destruction to the power cord during the connection that leads to.
Through adopting above-mentioned technical scheme, muscle 13 and U type groove 14 can play the direction sliding action to prevent that wiring board 8 from breaking away from connection frame 6 at the decurrent pressure of wiring screw rod 7, having spacing effect, bar groove 11's setting can improve frictional force, and bar groove 11 is relative with the tip of metal connection post 10 simultaneously, thereby plays better connection effect.
The connecting piece 9 comprises a connecting part 15 which is abutted with the abutting part 12; the connecting part 15 is obliquely arranged; the middle part of the connecting sheet 9 below the connecting part 15 is arc-shaped; a support column 16 is arranged in the shell 1 at the lower side of the wiring gap 3; the arc shape in the middle of the connecting sheet 9 is matched with the supporting column 16; the lower part of the connecting piece 9 is limited by the housing 1 and is connected with the bimetallic strip and the arc striking plate (the bimetallic strip and the arc striking plate are not shown in the figure).
By adopting the technical scheme, the connecting part 15 is obliquely arranged, when the connecting sheet 9 is abutted against the wiring board 8, the wiring board 8 moves under the downward pressure of the wiring screw 7, because the abutting part 12 of the wiring board 8 is also obliquely arranged, and the inclined surfaces of the wiring board 8 and the inclined surfaces are mutually elastically contacted in the pressing process, so that the conduction of a power supply can be better ensured; the elastic butt joint of the whole connecting piece 9 can be guaranteed by the limiting arrangement of the shell 1 on the lower portions of the supporting column 16 and the connecting piece 9, and current flows through the connecting piece 9 and then is connected with the bimetallic strip and the arc striking plate, so that the subsequent connection arrangement is facilitated.
A displacement notch 17 for downward movement of the wiring board 8 is arranged in the wiring notch 3; the abutting portion 12 is engaged with the displacement notch 17 on one side so as to move downward, and after the wiring board 8 is moved downward, the inclined surface of the abutting portion 12 abuts against the connecting portion 15 of the connecting piece 9 and presses the connecting piece 9.
By adopting the technical scheme, the displacement notch 17 can facilitate the downward movement of the wiring board 8.
To sum up, the utility model discloses following beneficial effect has: in the in-service use process, wiring board 8 is because the elastic support of connection piece 9, wiring frame 6 of 8 upsides of wiring board and top offsets, leave a power supply line male cavity in whole wiring frame 6, after the power cord inserts, rotate wiring screw 7 through the screwdriver, move down in the time of wiring screw 7 pivoted, promote wiring board 8 and move down, thereby the realization is fixed to the extrusion of power cord, at this in-process, muscle 13 and U type groove 14 can play direction slip and limiting displacement, connection piece 9 plays elasticity butt and supported effect, metal connecting post 10 guarantees the contact to the power cord, prevent to block by the plastic casing of foreign matter or power cord itself and lead to the electric current not to switch on the condition emergence, thereby guarantee the firm of wiring, and convenient to use.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. The utility model provides an electronic type plastic casing formula circuit breaker, includes casing (1) and sets up wiring end (2) in casing (1), its characterized in that: wiring notches (3) which are matched with the wiring ends (2) and used for accommodating the wiring ends (2) are formed in the two ends of the shell (1); the wiring notch (3) comprises a screw notch (4) positioned on the upper side and a wire plugging notch (5) positioned on the side surface; the wiring terminal (2) comprises a wiring frame (6) positioned in the wiring notch (5) and a wiring screw rod (7) in threaded connection with the wiring frame (6); a bent wiring board (8) is arranged in the wiring frame (6); the lower end of the wiring board (8) is elastically abutted with the connecting sheet (9).
2. The electronic plastic case circuit breaker of claim 1, wherein: the upper side of the wiring board (8) is abutted against the end part of a wiring screw penetrating through the wiring frame (6); a plurality of metal connecting columns (10) are integrally arranged on the lower side of the wiring board (8) and are used for contacting with a power line to guide flow, and a plurality of strip-shaped grooves (11) perpendicular to the insertion direction of the power line are also arranged; the rear end of the wiring board (8) is bent and extends downwards to form an abutting part (12); the abutting part (12) is opposite to the inserting direction of the power line, and one surface of the abutting part (12) departing from the inserting direction is obliquely arranged.
3. The electronic plastic case circuit breaker of claim 2, wherein: ribs (13) are arranged on two sides of one surface of the wiring frame (6) opposite to the power line; the front end of the wiring board (8) is provided with a U-shaped groove (14) which is connected with the rib (13) in a sliding way; the wiring frame (6) and the side opposite to the metal connecting column (10) arranged on the lower side of the wiring board (8) are also provided with a plurality of strip-shaped grooves (11).
4. The electronic plastic case circuit breaker of claim 3, wherein: the connecting piece (9) comprises a connecting part (15) which is abutted with the abutting part (12); the connecting part (15) is obliquely arranged; the middle part of the connecting sheet (9) below the connecting part (15) is arc-shaped; a support column (16) is arranged in the shell (1) at the lower side of the wiring notch (3); the arc in the middle of the connecting sheet (9) is matched with the supporting column (16); the lower part of the connecting piece (9) is limited by the shell (1) and is connected with the bimetallic strip and the arc striking plate.
5. The electronic plastic case circuit breaker of claim 4, wherein: a displacement gap (17) used for downward movement of the wiring board (8) is arranged in the wiring gap (3); the inclined surface of the rear abutting part (12) moves downwards to abut against the connecting part (15) of the connecting piece (9) and press the connecting piece (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988117.6U CN211788874U (en) | 2020-06-02 | 2020-06-02 | Electronic type plastic casing type circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988117.6U CN211788874U (en) | 2020-06-02 | 2020-06-02 | Electronic type plastic casing type circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211788874U true CN211788874U (en) | 2020-10-27 |
Family
ID=72956318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020988117.6U Active CN211788874U (en) | 2020-06-02 | 2020-06-02 | Electronic type plastic casing type circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211788874U (en) |
-
2020
- 2020-06-02 CN CN202020988117.6U patent/CN211788874U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |