Support and circuit breaker assembly

Abstract

The utility model discloses a support and a circuit breaker assembly, and the support comprises a main body; the output copper bar mounting groove is used for mounting an output copper bar and is formed in the main body along the horizontal direction; a plurality of output copper bar mounting openings are formed in the bottom of the output copper bar mounting groove, the output copper bar mounting openings are arranged in the length direction of the output copper bar mounting groove, and the opening direction of the output copper bar mounting openings is perpendicular to the output copper bar mounting groove; the input copper bar mounting port is used for mounting an input copper bar and is also formed in the main body, and the opening direction of the input copper bar mounting port is the same as that of the output copper bar mounting port. The support is compatible with a single-path circuit breaker and a three-path circuit breaker. A small height design is adopted, so that the occupied space is effectively reduced; high safety and stability of the power supply plug-in frame are guaranteed, economic benefits and space optimization are also considered, and an efficient, economical and practical solution is provided for the power supply plug-in frame.

Description

Technical Field

[0001] The utility model belongs to the technical field of power supply plug-in frames, and in particular relates to a bracket and a circuit breaker assembly. Background Art

[0002] The reason why power subracks choose to use circuit breakers is mainly based on the necessity of ensuring electrical safety and stable operation of equipment. With the rapid development of electrical technology, electrical equipment and systems have been widely penetrated into various fields such as industry, commerce, and households. In these scenarios, the power subrack is the core component of power distribution and management, and its safety and reliability are undoubtedly the top priority.

[0003] Traditional power subracks often rely on ordinary switches or circuit breakers to ensure the normal on / off and safety of the circuit. However, with the growing demand for electricity and the increasing complexity of equipment, the electrical safety protection standards for power subracks have also risen accordingly. In this context, circuit breakers (especially bullet-shaped circuit breakers) have gradually become the preferred protection solution for power subracks due to their excellent performance, such as fast disconnection, excellent breaking capacity, compact structural design and intelligent protection functions. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a bracket and a circuit breaker assembly which are compatible with single-circuit and three-circuit circuit breakers and occupy a small space.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is:

[0006] A bracket, comprising:

[0007] main body;

[0008] An output copper bar installation groove for installing an output copper bar is horizontally opened on the main body; a plurality of output copper bar installation openings are opened at the bottom of the output copper bar installation groove, and the plurality of output copper bar installation openings are arranged along the length direction of the output copper bar installation groove, and the opening direction of the output copper bar installation openings is perpendicular to the output copper bar installation groove;

[0009] An input copper bar installation opening for installing the input copper bar is also provided on the main body, and the opening direction of the input copper bar installation opening is the same as that of the output copper bar installation opening.

[0010] Furthermore, the output copper busbar is a 3-pin output copper busbar or a single-pin output copper busbar.

[0011] Furthermore, the output copper bar installation groove is provided at the top of the main body, with its opening direction facing upward; and the input copper bar installation opening is provided at the lower half of the main body.

[0012] Furthermore, the main body includes an output fixing plate, which is arranged on the upper part of the output copper bar installation opening, and its length direction is the same as the length direction of the output copper bar installation groove, and the output copper bar is detachably fixedly connected to the output fixing plate.

[0013] Furthermore, the main body also includes an input fixing plate, which is arranged at the lower part of the input copper busbar mounting opening, and its length direction is the same as the length direction of the output copper busbar mounting groove, and the input copper busbar is detachably fixedly connected to the input fixing plate.

[0014] Furthermore, the main body also includes two side panels and multiple connecting ribs, the two ends of the output fixing plate and the input fixing plate are respectively fixedly connected to the two side panels, and the two ends of the multiple connecting ribs are fixedly connected to the side panels, the output fixing plate or the input fixing plate.

[0015] Furthermore, the main body is provided with a clearance component for avoiding the circuit breaker.

[0016] Furthermore, the air avoidance component includes a first air avoidance position, which is arranged at the rear of the output copper bar installation opening and the output copper bar installation groove and the top of the main body.

[0017] Furthermore, the air avoidance component includes a second air avoidance position, and the second air avoidance position is arranged in the middle part of the main body.

[0018] Furthermore, the air avoidance component includes a third air avoidance position, and the third air avoidance position is arranged at the rear of the input copper bar installation port and the bottom of the main body.

[0019] A circuit breaker assembly comprises the above-mentioned bracket, the output copper bar, the input copper bar and a circuit breaker, wherein the output copper bar and the input copper bar are detachably mounted on the output copper bar mounting opening and the input copper bar mounting opening respectively, and the circuit breaker is detachably connected to the output copper bar and the input copper bar.

[0020] Furthermore, the output copper bar and the input copper bar are both provided with terminal connection holes, and the terminal connection holes are arranged at the output copper bar installation opening or the input copper bar installation opening.

[0021] Furthermore, the input copper busbar comprises a first sub-board and a second sub-board vertically connected to each other, the first sub-board is provided with the terminal connection hole, and the second sub-board is detachably connected to the bracket.

[0022] Beneficial effects of the utility model:

[0023] The bracket is compatible with single-circuit and three-circuit circuit breakers; it has a compact height design, which effectively reduces space occupancy; it not only ensures the high safety and stability of the power frame, but also takes into account economic benefits and space optimization, providing an efficient, economical and practical solution for the power frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is an exploded schematic diagram of the bracket, output copper busbar and input copper busbar of the utility model in one embodiment;

[0025] Figure 2 This is a schematic diagram of the three-dimensional structure of a bracket of the utility model in one embodiment;

[0026] Figure 3 It is a schematic diagram of the three-dimensional structure of the bracket of the utility model in another angle in one embodiment;

[0027] Figure 4 It is an exploded schematic diagram of a circuit breaker assembly of the utility model in another embodiment;

[0028] Figure 5 It is a schematic diagram of the three-dimensional structure of the circuit breaker assembly of the utility model in another embodiment.

[0029] Reference numerals include:

[0030] 10—bracket 100—main body 110—side plate

[0031] 120—connecting rib 130—output fixing plate 131—output fixing hole

[0032] 132 - output fastener 140 - input fixing plate 141 - input fixing hole

[0033] 142—Input fastener 150—Output base plate 200—Output copper bar installation slot

[0034] 210—Output copper busbar installation port 300—Input copper busbar installation port

[0035] 400 - air avoidance component 410 - first air avoidance position 420 - second air avoidance position

[0036] 430—third avoidance position 20—output copper bar 21—first copper bar

[0037] 22—Second copper bar 23—Output mounting hole 30—Input copper bar

[0038] 31 - first sub-board 32 - second sub-board 33 - input mounting hole

[0039] 40—Terminal connection hole 50—Circuit breaker 51—Terminal DETAILED DESCRIPTION

[0040] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0041] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0042] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0043] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0044] Please refer to Figure 1-Figure 5 , is a preferred embodiment of the utility model, the bracket 10 is mainly used to install the output copper bar 20, the input copper bar 30 and the circuit breaker 50. Figure 1As shown, the bracket 10 includes: a main body 100; an output copper bar installation groove 200, which is opened on the main body 100 in the horizontal direction; a plurality of output copper bar installation openings 210 are opened at the bottom of the output copper bar installation groove 200, and the plurality of output copper bar installation openings 210 are arranged along the length direction of the output copper bar installation groove 200, and the opening direction of the output copper bar installation opening 210 is perpendicular to the output copper bar installation groove 200; an input copper bar installation opening 300 for installing an input copper bar 30 is also opened on the main body 100, and the opening direction of the input copper bar installation opening 300 is the same as that of the output copper bar installation opening 210. The output copper bar 20 is a 3PIN output copper bar or a single PIN output copper bar. The bracket 10 is compatible with single-circuit and three-circuit circuit breakers 50; it has a compact height design, which effectively reduces space occupancy; it not only ensures the high safety and stability of the power plug-in frame, but also takes into account economic benefits and space optimization, providing an efficient, economical and practical solution for the power plug-in frame.

[0045] Specifically, Figure 2 As shown, in one embodiment of the present application, the bracket 10 mainly includes a main body 100, an output copper bar installation slot 200, an output copper bar installation port 210, and an input copper bar installation port 300. The bracket 10 is made of insulating material, preferably made of plastic material.

[0046] like Figure 2 As shown, the main body 100 is in a rectangular shape as a whole, and mainly includes a side plate 110 , a connecting rib 120 , an output fixing plate 130 , and an input fixing plate 140 .

[0047] There are two side panels 110 , and the two side panels 110 are arranged parallel to each other. The distance between the two side panels 110 determines the width of the main body 100 .

[0048] The output fixing plate 130 is disposed on the upper portion of the main body 100, and its two ends are fixedly connected to the side plates 110. The output copper bar 20 is detachably fixedly connected to the output fixing plate 130. Figure 1 As shown, the output fixing plate 130 is provided with a plurality of output fixing holes 131, and the output fasteners 132 are inserted into the output fixing holes 131 and the output mounting holes 23 of the output copper bar 20, so that the output copper bar 20 is detachably mounted on the output fixing plate 130. Preferably, there are two output fixing plates 130, and the two output fixing plates 130 are arranged parallel to each other. The output copper bar mounting groove 200 is formed between the two output fixing plates 130.

[0049] The output copper bar installation groove 200 is horizontally opened at the top of the main body 100, and the length direction of the output copper bar installation groove 200 is the same as the length direction of the output fixing plate 130. The opening direction of the output copper bar installation groove 200 faces upward, and the output copper bar 20 can be placed in the output copper bar installation groove 200 from the opening, and then the output copper bar 20 can be detachably installed on the output fixing plate 130 through the output fastener 132.

[0050] like Figure 2 As shown, an output bottom plate 150 is provided at the bottom of the output copper bar installation slot 200, and the length direction of the output bottom plate 150 is the same as the length direction of the output copper bar installation slot 200. After the output copper bar 20 is installed in the output copper bar installation slot 200, the bottom of the output copper bar 20 abuts against the output bottom plate 150 to prevent it from detaching from the output copper bar installation slot 200 under the action of gravity.

[0051] The output copper bar installation opening 210 is provided between the output fixing plate 130 and the output bottom plate 150, that is, the output copper bar installation opening 210 is opened at the bottom of the output copper bar installation groove 200. There are multiple output copper bar installation openings 210, and the multiple output copper bar installation openings 210 are arranged along the length direction of the output copper bar installation groove 200. The opening direction of the output copper bar installation opening 210 is perpendicular to the output copper bar installation groove 200. After the output copper bar 20 is installed in the output copper bar installation groove 200, the output copper bar 20 is exposed to the main body 100, so as to be connected with the circuit breaker 50.

[0052] The input fixing plate 140 is disposed at the bottom of the main body 100, and its two ends are fixedly connected to the side plates 110. The input fixing plate 140 and the output fixing plate 130 are disposed parallel to each other, and their length direction is the same as the length direction of the output copper bar installation slot 200. The input copper bar 30 is detachably fixedly connected to the input fixing plate 140. The input copper bar installation port 300 is disposed at the upper end of the input fixing plate 140, that is, opened at the lower half of the main body 100. The input fixing plate 140 is provided with a plurality of input fixing holes 141, such as Figure 1 As shown, the input fastener 142 is inserted into the input fixing hole 141 and the input mounting hole 33 of the input copper bar 30, and the input copper bar 30 is detachably mounted on the input fixing plate 140. After the input copper bar 30 is installed in the input copper bar mounting opening 300, the input copper bar 30 is exposed to the main body 100, which is also convenient for connection with the circuit breaker 50.

[0053] like Figure 2As shown, the two ends of the plurality of connecting ribs 120 are fixedly connected to the side plate 110, the output fixing plate 130, the output bottom plate 150 or the input fixing plate 140, thereby forming structures such as the output copper busbar mounting port 210, the input copper busbar mounting port 300, and the second avoidance position 420 described below.

[0054] In one embodiment of the present application, the main body 100 is provided with a clearance assembly 400 for avoiding the circuit breaker 50. Specifically, Figure 2 and Figure 3 As shown, the air avoidance assembly 400 includes a first air avoidance position 410, a second air avoidance position 420 and a third air avoidance position 430. The first air avoidance position 410 is arranged at the rear of the output copper bar installation opening 210 and the output copper bar installation slot 200 and the top of the main body 100, and is used to avoid the output cable, so that the output cable can be easily routed from the rear of the top of the main body 100.

[0055] The second avoidance position 420 is arranged in the middle of the main body 100 to avoid the signal terminals and other structures of the circuit breaker 50. The third avoidance position 430 is arranged at the rear of the input copper bar installation opening 300 and the bottom of the main body 100 to avoid the input cables so that the input cables can be easily routed from the rear of the bottom of the main body 100.

[0056] In another embodiment of the present application, the present application discloses a circuit breaker assembly, such as Figure 4 and Figure 5 As shown, it includes the above-mentioned bracket 10, the output copper bar 20, the input copper bar 30 and the circuit breaker 50. The output copper bar 20 and the input copper bar 30 are respectively detachably mounted on the output copper bar mounting opening 210 and the input copper bar mounting opening 300. The circuit breaker 50 is stuck between the output copper bar 20 and the input copper bar 30, and is detachably connected to the output copper bar 20 and the input copper bar 30.

[0057] The output copper bar 20 and the input copper bar 30 are both provided with a terminal connection hole 40, and the terminal connection hole 40 is arranged at the output copper bar installation opening 210 or the input copper bar installation opening 300. The terminal 51 of the circuit breaker 50 matches the terminal connection hole 40 and can be inserted into the terminal connection hole 40 in the horizontal direction.

Claims

1. A bracket, characterized in that: include: Subject(100); An output copper bar installation groove (200) for installing an output copper bar (20), which is arranged on the main body (100) in a horizontal direction; a plurality of output copper bar installation openings (210) are arranged at the bottom of the output copper bar installation groove (200); the plurality of output copper bar installation openings (210) are arranged along the length direction of the output copper bar installation groove (200), and the opening direction of the output copper bar installation openings (210) is perpendicular to the output copper bar installation groove (200); An input copper bar installation opening (300) for installing an input copper bar (30) is also provided on the main body (100), and the opening direction of the input copper bar installation opening (300) is the same as that of the output copper bar installation opening (210).

2. The bracket according to claim 1, characterized in that: The output copper busbar (20) is a 3-pin output copper busbar or a single-pin output copper busbar.

3. The bracket according to claim 2, characterized in that: The output copper busbar installation groove (200) is provided at the top of the main body (100), with its opening direction facing upward; the input copper busbar installation opening (300) is provided at the lower half of the main body (100).

4. The bracket according to any one of claims 1 to 3, characterized in that: The main body (100) comprises an output fixing plate (130), which is arranged on the upper part of the output copper bar installation opening (210) and has a length direction which is the same as the length direction of the output copper bar installation groove (200). The output copper bar (20) is detachably fixedly connected to the output fixing plate (130).

5. The bracket according to claim 4, characterized in that: The main body (100) further comprises an input fixing plate (140), which is arranged at the lower part of the input copper bar installation opening (300), and its length direction is the same as the length direction of the output copper bar installation groove (200), and the input copper bar (30) is detachably fixedly connected to the input fixing plate (140).

6. The bracket according to claim 5, characterized in that: The main body (100) further comprises two side plates (110) and a plurality of connecting ribs (120), the two ends of the output fixing plate (130) and the input fixing plate (140) being respectively fixedly connected to the two side plates (110), and the two ends of the plurality of connecting ribs (120) being fixedly connected to the side plates (110), the output fixing plate (130) or the input fixing plate (140).

7. The bracket according to claim 1, characterized in that: The main body (100) is provided with a clearance assembly (400) for avoiding the circuit breaker (50).

8. The bracket according to claim 7, characterized in that: The air avoidance component (400) comprises a first air avoidance position (410), and the first air avoidance position (410) is arranged at the rear of the output copper busbar installation opening (210) and the output copper busbar installation groove (200) and at the top of the main body (100).

9. The bracket according to claim 7, characterized in that: The air avoidance component (400) comprises a second air avoidance position (420), and the second air avoidance position (420) is arranged in the middle part of the main body (100).

10. The bracket according to claim 7, characterized in that: The air avoidance component (400) comprises a third air avoidance position (430), and the third air avoidance position (430) is arranged at the rear of the input copper busbar installation port (300) and at the bottom of the main body (100).

11. A circuit breaker assembly, characterized in that: The invention comprises the bracket (10) as claimed in any one of claims 1 to 10, the output copper bar (20), the input copper bar (30) and the circuit breaker (50), wherein the output copper bar (20) and the input copper bar (30) are detachably mounted on the output copper bar mounting opening (210) and the input copper bar mounting opening (300), respectively, and the circuit breaker (50) is detachably connected to the output copper bar (20) and the input copper bar (30).

12. The circuit breaker assembly according to claim 11, characterized in that: The output copper bar (20) and the input copper bar (30) are both provided with terminal connection holes (40), and the terminal connection holes (40) are arranged at the output copper bar installation opening (210) or the input copper bar installation opening (300).

13. The circuit breaker assembly according to claim 12, characterized in that: The input copper busbar (30) comprises a first sub-board (31) and a second sub-board (32) which are vertically connected to each other, the first sub-board (31) is provided with the terminal connection hole (40), and the second sub-board (32) is detachably connected to the bracket (10).

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