CN105470056A - Upper panel assembly and circuit breaker using upper panel assembly - Google Patents

Abstract

The invention relates to an upper panel assembly and a circuit breaker using the upper panel assembly. The circuit breaker includes a circuit breaker trolley and an upper panel assembly. The upper panel assembly includes an upper panel whose thickness extends along the front-to-back direction and reinforcing ribs. The connecting section of the trolley connected with the trolley, the connecting section of the upper panel is located on the front side of the upper panel, and the connecting section of the trolley is located on the rear side of the upper panel. Only the connection section of the trolley on the reinforcing rib is located at the rear side of the upper panel, so the reinforcing rib has little influence on the insulation of the circuit breaker.

Description

An upper panel assembly and a circuit breaker using the upper panel assembly

technical field

The invention belongs to the technical field of circuit breakers, and in particular relates to an upper panel assembly and a circuit breaker using the upper panel assembly.

Background technique

The circuit breaker includes an upper panel, and the rear side of the upper panel is the main circuit of the circuit breaker. Usually, in order to increase the strength of the upper panel, reinforcing ribs are added on the upper panel to form the upper panel assembly. The structure of the upper panel assembly in the prior art is shown in Figures 1 and 2: the upper panel assembly includes an upper panel 1 and a reinforcement rib 4, and the reinforcement rib 4 includes a left reinforcement rib 2 and a right reinforcement rib 3 arranged separately. The reinforcing rib 4 includes an upper panel connecting section 5 for connecting with the upper panel 1 and a trolley connecting section 6 for connecting with the circuit breaker trolley, and the reinforcing rib 4 is located at the rear side of the upper panel 1 as a whole. However, since the rear side of the upper panel is the main circuit, and the reinforcing rib is close to the main circuit, the edges and corners of the reinforcing rib will reduce the insulation of the circuit breaker, making the circuit breaker poor in insulation and prone to breakdown.

Contents of the invention

The purpose of the present invention is to provide an upper panel assembly to solve the technical problem that the reinforcing ribs are located on the rear side of the upper panel and close to the main circuit so that the insulation of the circuit breaker is poor. The object of the present invention is to provide a circuit breaker.

The technical solution of the upper panel assembly of the present invention: an upper panel assembly, including an upper panel whose thickness extends along the front-to-back direction and reinforcing ribs, and the reinforcing ribs include upper panel connecting sections arranged up and down for connecting with the upper panel and for The connecting section of the trolley connected with the trolley of the circuit breaker is characterized in that the connecting section of the upper panel is located at the front side of the upper panel, and the connecting section of the trolley is located at the rear side of the upper panel.

The lower end of the upper panel is provided with a slot for the connecting section of the trolley to protrude from the front side of the upper panel to the rear side of the upper panel from front to back.

The upper panel is a bent sheet metal part. The upper panel includes a middle panel and a left panel and a right panel which are parallel to the middle panel and are arranged on the left and right sides of the middle panel. The left panel and the right panel are located on the rear side of the middle panel. It also includes a left connecting plate perpendicular to the middle panel and connecting the left panel and the middle panel, and a right connecting plate perpendicular to the middle panel and connecting the right panel and the middle panel.

The reinforcing ribs include the left reinforcing ribs and the right reinforcing ribs which are separately arranged on the left and right parts of the upper panel. Both the left reinforcing ribs and the right reinforcing ribs are L-shaped structures, and one side of the L-shaped structure of the left Set on the middle panel and fixed with the middle panel, the other side is pasted on the left connecting plate and fixed with the left connecting plate, one side of the L-shaped structure of the right rib is pasted on the middle panel and fixed with the middle panel , the other side is pasted on the right connecting plate and fixed with the right connecting plate.

The upper panel includes a turning edge arranged at the lower part of the upper panel and used for connecting with the circuit breaker trolley.

The technical solution of the circuit breaker of the present invention: a circuit breaker, including a circuit breaker trolley and an upper panel assembly, the upper panel assembly includes an upper panel and a reinforcing rib whose thickness extends along the front and rear directions, and the reinforcing rib includes vertically arranged for connecting with the upper panel The connected upper panel connecting section and the trolley connecting section for connecting with the circuit breaker trolley are characterized in that: the upper panel connecting section is located at the front side of the upper panel, and the trolley connecting section is located at the rear side of the upper panel.

The lower side of the upper panel is provided with a slot for the connecting section of the trolley to extend from the front side of the upper panel to the rear side of the upper panel from front to rear.

The upper panel is a bent sheet metal part. The upper panel includes a middle panel and a left panel and a right panel which are parallel to the middle panel and are arranged on the left and right sides of the middle panel. The left panel and the right panel are located on the rear side of the middle panel. It also includes a left connecting plate perpendicular to the middle panel and connecting the left panel and the middle panel, and a right connecting plate perpendicular to the middle panel and connecting the right panel and the middle panel.

The reinforcing ribs include the left reinforcing ribs and the right reinforcing ribs which are separately arranged on the left and right parts of the upper panel. Both the left reinforcing ribs and the right reinforcing ribs are L-shaped structures, and one side of the L-shaped structure of the left Set on the middle panel and fixed with the middle panel, the other side is pasted on the left connecting plate and fixed with the left connecting plate, one side of the L-shaped structure of the right rib is pasted on the middle panel and fixed with the middle panel , the other side is pasted on the right connecting plate and fixed with the right connecting plate.

The upper panel includes a turning edge arranged at the lower part of the upper panel and used for connecting with the circuit breaker trolley.

The advantages of the present invention are: the reinforcing rib includes an upper panel connecting section and a trolley connecting section, the upper panel connecting section is located on the front side of the upper panel, and only the trolley connecting section is located on the rear side of the upper panel on the reinforcing rib, so the reinforcing rib has a great impact on the circuit breaker. The insulation effect is small.

Description of drawings

FIG. 1 is a schematic structural diagram of an upper panel assembly in the prior art;

Fig. 2 is a schematic diagram of another perspective of Fig. 1;

Fig. 3 is a schematic structural view of the upper panel assembly in the embodiment of the circuit breaker of the present invention;

Fig. 4 is a schematic diagram of another perspective of Fig. 3;

Fig. 5 is a schematic structural view of the upper panel in an embodiment of the circuit breaker of the present invention;

Fig. 6 is a schematic diagram of another viewing angle of Fig. 5;

Fig. 7 is a structural schematic diagram of the left reinforcing rib in the embodiment of the circuit breaker of the present invention;

Fig. 8 is a schematic structural view of the right reinforcing rib in the embodiment of the circuit breaker of the present invention.

In the figure: 1, the upper panel; 2, the left rib; 3, the right rib; 4, the rib; 5, the upper panel connection section; 6, the trolley connection section; Left panel; 10, right panel; 11, left connecting plate; 12, right connecting plate; 13, left trolley connecting section; 14, right trolley connecting section; 15, first hypotenuse; 16, second hypotenuse; 17, Turn down the edge; 18, handle.

detailed description

The structure of the embodiment of the circuit breaker in the present invention is shown in Figures 3 to 8: the circuit breaker includes a circuit breaker trolley and an upper panel assembly. The upper panel assembly includes an upper panel 1 whose thickness extends along the front-to-back direction and a reinforcing rib 4, and the reinforcing rib 4 includes an upper panel connection section 5 arranged up and down for connecting with the upper panel 1 and a trolley for connecting with a circuit breaker trolley The connecting section 6, the upper panel connecting section 5 is located at the front side of the upper panel 1, and the trolley connecting section 6 is located at the rear side of the upper panel 1. The lower end of the upper panel 1 is provided with a slot 7 for the trolley connecting section 6 to protrude from the front side of the upper panel to the rear side of the upper panel 1 from front to rear. The upper panel 1 is a bent sheet metal part. The upper panel 1 includes a middle panel 8 and a left panel 9 and a right panel 10 parallel to the middle panel 8 and arranged on the left and right sides of the middle panel 8. The left panel 9 and the right panel 10 Located on the rear side of the middle panel 8, the upper panel 1 also includes a left connecting plate 11 which is perpendicular to the middle panel 8 and connects the left panel 9 and the middle panel 8, and which is perpendicular to the middle panel 8 and connects the right panel 10 to the middle panel 8. Connected right connecting plate 12, the upper panel is mainly formed by sheet metal bending, on the one hand, the strength of the upper panel is higher, on the other hand, the left panel 9 and the right panel 10 of the upper panel can provide installation space for the aviation socket. The reinforcing rib 4 includes the left reinforcing rib 2 and the right reinforcing rib 3 respectively arranged on the left and right parts of the upper panel 1 respectively. The left reinforcing rib 2 and the right reinforcing rib 3 are L-shaped structures, and the left reinforcing rib 2 One side of the L-shaped structure is attached to the middle panel 8 and fixed with the middle panel 8, and the other side is attached to the left connecting plate 11 and fixed with the left connecting plate 11. One side of the L-shaped structure of the right rib 3 It is pasted on the middle panel 8 and fixed with the middle panel 8 , and the other side is pasted on the right connecting plate 12 and fixed with the right connecting plate 12 . One side of the L-shaped structure of the left reinforcing rib 2 is attached to the middle panel 8 and fixed with the middle panel 8 through screw connection, and the other side is attached to the left connecting plate 11 and fixed with the left connecting plate 11 through screw connection, One side of the L-shaped structure of the right reinforcing rib 3 is attached to the middle panel 8 and fixed with the middle panel 8 through threaded connection, and the other side is attached to the right connecting plate 12 and fixed with the right connecting plate 12 through threaded connection. The trolley connecting section 6 includes a left trolley connecting section 13 located at the bottom of the left reinforcing rib 2 and a right trolley connecting section 14 located at the bottom of the right reinforcing rib 3, and the circuit breaker trolley includes a first The connecting portion and the second connecting portion for connecting with the connecting section 14 of the right trolley. The left trolley connecting section 13 has a first bevel 15 for matching with the first connecting part, and the width of the first beveling side 15 gradually becomes larger from top to bottom, and the right trolley connecting section 14 has a first bevel for matching with the second connecting part. Matching the second hypotenuse 16, the width of the second hypotenuse 16 gradually increases from top to bottom. The upper panel 1 includes a turn-down edge 17 arranged at the lower part of the upper panel 1 and used for connecting with the circuit breaker trolley. Bolt holes for connecting with the circuit breaker trolley are arranged on the turning edge 17 . Compared with the prior art, the fixing of the circuit breaker trolley and the upper panel assembly has more connections between the lower turning edge and 17 and the circuit breaker trolley, so the connection between the circuit breaker trolley and the upper panel assembly in the present invention is stronger. Handles 18 are provided on the left and right portions of the front surface of the upper panel 1 . When testing the ground insulation of the circuit breaker in the present invention, it can reach 118kV, which is higher than the standard value of 95kV.

In other embodiments of the circuit breaker of the present invention, the reinforcing rib may be a one-piece structure.

The structure of the upper panel assembly in the embodiment of the upper panel assembly in the present invention is the same as the structure of the upper panel assembly in the embodiment of the circuit breaker, and will not be repeated here.

Claims (10)

1. a top panel assembly, comprise top panel and reinforcement that thickness extends along the longitudinal direction, reinforcement comprises top panel linkage section for being connected with top panel setting up and down and the dolly linkage section for being connected with circuit breaker trolley, it is characterized in that: top panel linkage section is positioned at the front side of top panel, dolly linkage section is positioned at the rear side of top panel.

2. top panel assembly according to claim 1, is characterized in that: what top panel lower end was provided with the rear side being reached top panel for dolly linkage section by the front side from top panel after forward direction wears groove.

3. top panel assembly according to claim 1, it is characterized in that: top panel is the sheet metal component of bending, top panel comprises centre panel and parallel with centre panel and be divided into left panel and the right panel of the centre panel left and right sides, left panel and right panel are positioned at the rear side of centre panel, and top panel also comprises perpendicular to centre panel and left connecting plate left panel and centre panel are connected and the right connecting plate be connected with centre panel perpendicular to centre panel and by right panel.

4. top panel assembly according to claim 3, it is characterized in that: reinforcement comprises the left part being located at top panel respectively and the left reinforcement of right part and right reinforcement that split arranges, left reinforcement and right reinforcement are L-type structure, the L-type structure of left reinforcement while to be attached in centre panel and to fix with centre panel, another side to be attached on left connecting plate and to fix with left connecting plate, the L-type structure of right reinforcement while to be attached in centre panel and to fix with centre panel, another side to be attached on right connecting plate and to fix with right connecting plate.

5. top panel assembly according to claim 1, is characterized in that: that top panel comprises the bottom being located at top panel and turn edge under being connected with circuit breaker trolley.

6. a circuit breaker, comprise circuit breaker trolley and top panel assembly, top panel assembly comprises the top panel and reinforcement that thickness extends along the longitudinal direction, reinforcement comprises top panel linkage section for being connected with top panel setting up and down and the dolly linkage section for being connected with circuit breaker trolley, it is characterized in that: top panel linkage section is positioned at the front side of top panel, dolly linkage section is positioned at the rear side of top panel.

7. circuit breaker according to claim 6, is characterized in that: on top panel in the downside of top panel be provided with for dolly linkage section by forward direction after to reach the rear side of top panel from the front side of top panel wear groove.

8. circuit breaker according to claim 6, it is characterized in that: top panel is the sheet metal component of bending, top panel comprises centre panel and parallel with centre panel and be divided into left panel and the right panel of the centre panel left and right sides, left panel and right panel are positioned at the rear side of centre panel, and top panel also comprises perpendicular to centre panel and left connecting plate left panel and centre panel are connected and the right connecting plate be connected with centre panel perpendicular to centre panel and by right panel.

9. circuit breaker according to claim 8, it is characterized in that: reinforcement comprises the left part being located at top panel respectively and the left reinforcement of right part and right reinforcement that split arranges, left reinforcement and right reinforcement are L-type structure, the L-type structure of left reinforcement while to be attached in centre panel and to fix with centre panel, another side to be attached on left connecting plate and to fix with left connecting plate, the L-type structure of right reinforcement while to be attached in centre panel and to fix with centre panel, another side to be attached on right connecting plate and to fix with right connecting plate.

10. circuit breaker according to claim 6, is characterized in that: that top panel comprises the bottom being located at top panel and turn edge under being connected with circuit breaker trolley.