Drawer type circuit breaker and switch cabinet

Abstract

The utility model discloses a drawer type circuit breaker and a switch cabinet, the drawer type circuit breaker comprises a body, a plurality of plug connectors, a circuit breaker and a plurality of connecting pieces, and the body is provided with a mounting cavity and a mounting wall participating in enclosing the mounting cavity; all the plug connectors are arranged on the mounting wall at intervals, and all the plug connectors are suitable for being electrically connected with the vertical bus under the action of external force; the circuit breaker is arranged in the mounting cavity and is electrically connected with all the plug connectors; at least one connecting piece is arranged between one plug connector and the circuit breaker, and the two ends of any connecting piece are electrically connected with one plug connector and the circuit breaker respectively. Wherein all the connectors are sequentially arranged on the mounting wall in a stepped manner, so that all the connectors are staggered from one another and are directly and electrically connected with the circuit breaker. According to the drawer type circuit breaker with the structure, the cost of the drawer type circuit breaker can be reduced, and the assembly steps can be reduced, so that the overall assembly efficiency of the drawer type circuit breaker is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical equipment, in particular to a drawer-type circuit breaker and a switch cabinet. Background Art

[0002] The drawer-type switch cabinet is a closed shell made of steel plates. The electrical components of the incoming and outgoing line circuits are installed in withdrawable drawers, forming a functional unit that can complete a certain type of power supply task. At the same time, the drawer-type switch cabinet is widely used in the complete electrical industry because of its compact design, good versatility, standardized module design, safety and reliability, and easy maintenance.

[0003] In the prior art, the main circuit connector in the drawer of the drawer-type switch cabinet is an indispensable and important component for the stable operation of the drawer circuit, and the main circuit connector and the vertical busbar protective cover in the current drawer are all three-phase integrated structures or four-phase integrated structures, that is, when the drawer circuit needs to be operated, the operator can push the drawer into the switch cabinet, so that the incoming plug on the drawer is elastically plugged into the vertical busbar on the switch cabinet, and the outgoing plug on the drawer is elastically plugged into the outgoing static plug-in on the switch cabinet, so that the drawer circuit starts to operate. At the same time, the connection terminal of the incoming plug and the incoming copper busbar of the circuit breaker in the drawer are fixedly connected through the copper busbar or the wire, so that the drawer circuit can operate stably to complete the power supply function of the switch cabinet.

[0004] However, since the main circuit connectors and vertical busbar protective covers in the drawer are all three-phase integrated structures or four-phase integrated structures, the distance between phases is fixed and cannot be adjusted, and the plugs are arranged in a straight line. Therefore, when the connection terminal of the incoming plug is connected to the incoming copper busbar of the circuit breaker, it is necessary to use a transfer copper busbar to transfer the copper busbar, which increases the cost of the drawer and the assembly steps are cumbersome, resulting in low overall assembly efficiency of the drawer. Utility Model Content

[0005] Therefore, the technical problem to be solved by the utility model is to overcome the defect that the existing drawers need to use transfer copper bars to transfer the copper busbars, which increases the cost of the drawers and increases the assembly steps of the drawers, resulting in low overall assembly efficiency of the drawers.

[0006] To this end, the utility model provides a drawer type circuit breaker, comprising:

[0007] A body having a mounting cavity and a mounting wall enclosing the mounting cavity;

[0008] A plurality of connectors, all of which are arranged at intervals on the mounting wall, and all of which are suitable for being electrically connected to the vertical busbar under the action of an external force;

[0009] A circuit breaker is arranged in the installation cavity and is electrically connected to all the plug connectors to receive the current transmitted from the plug connector side, and the circuit breaker is suitable for controlling the on and off of the current;

[0010] A plurality of connectors, at least one of which is disposed between a connector and the circuit breaker, and both ends of any connector are electrically connected to a connector and the circuit breaker, respectively, so that all connectors are electrically connected to the circuit breaker;

[0011] Wherein, all the plug-in connectors are arranged in a stepped manner on the mounting wall in sequence, so that all the connectors are staggered with each other and are directly electrically connected to the circuit breaker.

[0012] Optionally, in the above-mentioned drawer-type circuit breaker, part of any one of the connectors is arranged in the installation cavity to be electrically connected to the connector, and another part of any one of the connectors is arranged outside the installation cavity to be electrically connected to the vertical busbar.

[0013] Optionally, in the above-mentioned drawer-type circuit breaker, a plurality of penetration portions are provided on the mounting wall, and any one of the connectors is suitable for passing through one of the penetration portions, so that part of the connector is arranged in the mounting cavity and the other part is arranged outside the mounting cavity, and all the penetration portions are arranged in a stepped manner in sequence on the mounting wall.

[0014] Optionally, the above-mentioned drawer-type circuit breaker further includes a plurality of locking members. After the connector passes through the penetration portion, any one of the locking members is suitable for passing through a connector and connecting to the mounting wall to fix the connector on the mounting wall.

[0015] Optionally, in the above-mentioned drawer-type circuit breaker, a fixing portion is provided on any of the connectors, and after the connector passes through the penetration portion, the locking member is suitable for passing through the fixing portion to connect with the mounting wall, so as to fix the connector on the mounting wall.

[0016] Optionally, in the above-mentioned drawer-type circuit breaker, a plurality of abutment portions are further provided on any of the connectors, and after the connector passes through the penetration portion, all of the abutment portions are suitable for abutting against the wall surface of the installation wall away from the installation cavity.

[0017] Optionally, the above-mentioned drawer-type circuit breaker further includes a mounting member, which is arranged in the mounting cavity relative to the mounting wall, and one end of the mounting member is connected to the body, and the circuit breaker is arranged on the mounting member.

[0018] Optionally, in the above-mentioned drawer-type circuit breaker, a clearance portion is provided on the mounting member, and the circuit breaker is arranged on the mounting member to avoid the clearance portion, so that all the connecting members pass through the clearance portion to be electrically connected to the circuit breaker.

[0019] A switch cabinet, comprising:

[0020] A cabinet body, wherein the cabinet body has a plurality of accommodating cavities arranged at intervals;

[0021] A plurality of drawer-type circuit breakers are provided, wherein the drawer-type circuit breakers are the above-mentioned drawer-type circuit breakers, and any of the drawer-type circuit breakers can be slidably disposed in the accommodating cavity.

[0022] Optionally, the switch cabinet further comprises a plurality of plug-in components, any of which corresponds to a plug-in connector arranged on the cabinet body, and the plug-in components comprise:

[0023] A protective member, wherein the protective member has an inserting cavity;

[0024] A vertical bus bar, part of which is arranged in the plug-in cavity, so that when the plug-in component is inserted into the plug-in cavity under the action of external force, the plug-in component is electrically connected to the vertical bus bar.

[0025] The technical solution provided by the utility model has the following advantages:

[0026] 1. The drawer-type circuit breaker provided by the utility model comprises a body, a plurality of connectors, a circuit breaker and a plurality of connectors, wherein the body has an installation cavity and a mounting wall enclosing the installation cavity; all the connectors are arranged on the installation wall at intervals, and all the connectors are suitable for being electrically connected to the vertical busbar under the action of external force; the circuit breaker is arranged in the installation cavity and is electrically connected to all the connectors to receive the current transmitted from the connector side, and the circuit breaker is suitable for controlling the on and off of the current; at least one connector is arranged between a connector and the circuit breaker, and the two ends of any connector are electrically connected to a connector and the circuit breaker respectively, so that all the connectors and the circuit breakers are electrically connected; wherein all the connectors are arranged in a stepped manner on the installation wall in sequence, so that all the connectors are staggered and directly electrically connected to the circuit breaker.

[0027] The drawer-type circuit breaker of this structure is provided with a plurality of connectors and circuit breakers arranged on the body and a plurality of connectors arranged between all the connectors and circuit breakers, wherein the body has an installation cavity and an installation wall participating in enclosing the installation cavity, all the connectors are arranged on the installation wall, and at the same time, under the action of external force, the body can drive all the connectors to be electrically connected to the vertical busbar, thereby realizing the flow of current, the circuit breaker is specifically arranged in the installation cavity, and is electrically connected to all the connectors, thereby receiving the current transmitted from the connector side, and at the same time, the circuit breaker can control the on and off of the current, so that in the event of an emergency, the circuit breaker can disconnect the current, thereby avoiding leakage and fire, etc., a connector is arranged between a connector and the circuit breaker, and the two ends of the connector are respectively connected to the connector and the circuit breaker. The electrical connection is realized between the plug-in component and the circuit breaker, and the current received by the plug-in component from the vertical busbar is transmitted to the circuit breaker, so that the circuit breaker has the ability to control the on and off of the current. In addition, all the plug-in components are independent individuals, and all the plug-in components are arranged in sequence on the mounting wall in a stepped manner, so that all the plug-in components are staggered with each other and have a height difference, and all the connectors can be staggered with each other and can be directly electrically connected to the circuit breaker, thereby avoiding the use of a transfer copper bus to adjust the height difference between the connectors, and all the connectors are staggered with each other. In this way, the cost of the drawer-type circuit breaker can be reduced, and when the drawer-type circuit breaker is assembled, the assembly steps can be reduced, so that the overall assembly efficiency of the drawer-type circuit breaker is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0029] Figure 1 A schematic diagram of the structure of a drawer-type circuit breaker provided in an embodiment of the utility model;

[0030] Figure 2 A schematic diagram of the structure of the main body provided in an embodiment of the utility model;

[0031] Figure 3 A schematic diagram of the arrangement of the connectors provided in the embodiment of the utility model;

[0032] Figure 4 It is a structural schematic diagram of a plug connector provided in an embodiment of the utility model;

[0033] Description of reference numerals:

[0034] 1-body; 11-installation cavity; 12-installation wall; 121-penetration portion;

[0035] 2-connector; 21-fixing portion; 22-abutting portion;

[0036] 3-circuit breaker; 4-connector;

[0037] 5-mounting member; 51-giving portion;

[0038] 6-Cabinet;

[0039] 7- plug-in assembly; 71- protective piece; 72- vertical busbar. DETAILED DESCRIPTION

[0040] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0041] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0042] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0043] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0044] Example 1

[0045] This embodiment provides a drawer type circuit breaker, such as Figures 1 to 4 As shown, it includes a body 1, a plurality of connectors 2, a circuit breaker 3 and a plurality of connectors 4, the body 1 has a mounting cavity 11 and a mounting wall 12 that encloses the mounting cavity 11; all the connectors 2 are arranged on the mounting wall 12 at intervals, and all the connectors 2 are suitable for being electrically connected to the vertical bus 72 under the action of external force; the circuit breaker 3 is arranged in the mounting cavity 11, and is electrically connected to all the connectors 2 to receive the current transmitted from the side of the connector 2, and the circuit breaker 3 is suitable for controlling the on and off of the current; at least one connector 4 is arranged between a connector 2 and the circuit breaker 3, and the two ends of any connector 4 are electrically connected to a connector 2 and the circuit breaker 3 respectively, so that all the connectors 2 and the circuit breakers 3 are electrically connected; wherein all the connectors 2 are arranged in a stepped manner on the mounting wall 12 in sequence, so that all the connectors 4 are staggered and directly electrically connected to the circuit breaker 3.

[0046] The drawer-type circuit breaker of the above structure is provided with a plurality of plug-in components 2 and circuit breakers 3 on the body 1 and a plurality of connectors 4 provided between all the plug-in components 2 and the circuit breakers 3. The plug-in components 2 are plugs in this embodiment, and the connectors 4 are copper bars or wires in this embodiment. The body 1 has an installation cavity 11 and an installation wall 12 that participates in enclosing the installation cavity 11. All the plug-in components 2 are provided on the installation wall 12. At the same time, under the action of external force, the body 1 can drive all the plug-in components 2 to be electrically connected to the vertical busbar 72, thereby realizing the flow of current. The circuit breaker 3 is specifically provided in the installation cavity 11. The circuit breaker 3 is provided with a connector 4 between the connector 2 and the circuit breaker 3, and the two ends of the connector 4 are electrically connected to the connector 2 and the circuit breaker 3, so that the connector 2 and the circuit breaker 3 are electrically connected, and the current received by the connector 2 from the vertical bus 72 is transmitted to the circuit breaker 3, so that the circuit breaker 3 has the ability to control the on and off of the current.

[0047] In addition, all the connectors 2 are independent entities, and all the connectors 2 are arranged in a stepped manner on the mounting wall 12, so that all the connectors 2 are staggered and have a height difference, and all the connectors 4 can be staggered and directly electrically connected to the circuit breaker 3, thereby avoiding the use of a transfer copper bus to adjust the height difference between the connectors 4, and all the connectors 4 are staggered. In this way, the cost of the drawer-type circuit breaker can be reduced, and when the drawer-type circuit breaker is assembled, the assembly steps can be reduced, thereby improving the overall assembly efficiency of the drawer-type circuit breaker.

[0048] The drawer-type circuit breaker provided in this embodiment is as follows: Figure 1 As shown, part of any connector 2 is disposed in the mounting cavity 11 to be electrically connected to the connector 4 , and another part of any connector 2 is disposed outside the mounting cavity 11 to be electrically connected to the vertical busbar 72 .

[0049] The drawer-type circuit breaker of the above structure, by setting part of the connector 2 in the installation cavity 11 and setting the other part of the connector 2 outside the installation cavity 11, can make the part of the connector 2 set in the installation cavity 11 electrically connected to the connector 4, and then electrically connected to the circuit breaker 3 set in the installation cavity 11, and can make the part of the connector 2 set outside the installation cavity 11 electrically connected to the vertical bus 72, so that the connector 2 can obtain current from the vertical bus 72 and transmit the current to the circuit breaker 3 through the connector 4.

[0050] The drawer-type circuit breaker provided in this embodiment is as follows: Figure 1 and Figure 2 As shown, a plurality of penetration portions 121 are provided on the installation wall 12, and any connector 2 is suitable for passing through a penetration portion 121, so that part of the connector 2 is arranged in the installation cavity 11, and the other part is arranged outside the installation cavity 11, and all the penetration portions 121 are arranged in sequence in a stepped manner on the installation wall 12.

[0051] The drawer-type circuit breaker of the above structure has a plurality of penetration portions 121 provided on the mounting wall 12. The penetration portions 121 are penetration holes provided on the mounting wall 12 in this embodiment, so that each connector 2 can pass through a penetration portion 121 and be installed on the mounting wall 12 through the penetration portion 121. At the same time, the connector 2 can also be partially disposed in the mounting cavity 11 through the penetration portion 121, and the other part can be disposed outside the mounting cavity 11. In addition, all the penetration portions 121 are arranged in a stepped manner on the mounting wall 12, so that when the connector 2 passes through the penetration portion 121, all the connectors 2 can be arranged in a stepped manner.

[0052] The drawer-type circuit breaker provided in this embodiment is as follows: Figures 1 to 3 As shown, a plurality of locking members are also included. After the connector 2 passes through the penetration portion 121 , any locking member is suitable for passing through a connector 2 and connecting with the mounting wall 12 to fix the connector 2 on the mounting wall 12 .

[0053] The drawer-type circuit breaker of the above structure is provided with a locking member between all the connectors 2 and the mounting wall 12. The locking member is a screw in this embodiment. After the connector 2 passes through the penetration portion 121, the locking member can penetrate the connector 2 under the action of an external force and connect with the mounting wall 12, so that the connector 2 is installed and fixed on the mounting wall 12. When the main body 1 moves under the action of an external force, the connector 2 can move synchronously with the main body 1, so that the connector 2 can be electrically connected to the vertical bus 72 to obtain current.

[0054] The drawer-type circuit breaker provided in this embodiment is as follows: Figures 1 to 4 As shown, a fixing portion 21 is provided on any connector 2 . After the connector 2 passes through the penetration portion 121 , the locking member is adapted to pass through the fixing portion 21 and connect with the mounting wall 12 , so as to fix the connector 2 on the mounting wall 12 .

[0055] The drawer-type circuit breaker of the above structure has a fixing portion 21 provided on the plug-in connector 2. The fixing portion 21 is a fixing hole provided on the plug-in connector 2 in this embodiment. Therefore, after the plug-in connector 2 passes through the penetration portion 121, the locking member can pass through the fixing portion 21 to connect with the mounting wall 12, thereby installing and fixing the plug-in connector 2 on the mounting wall 12. Moreover, the locking member passes through the fixing portion 21, which can effectively improve the installation efficiency of the plug-in connector 2.

[0056] The drawer-type circuit breaker provided in this embodiment is as follows: Figure 1 and Figure 4 As shown, a plurality of abutment portions 22 are further provided on any connector 2 . After the connector 2 passes through the penetration portion 121 , all the abutment portions 22 are suitable for abutting against the wall surface of the installation wall 12 away from the installation cavity 11 .

[0057] The drawer-type circuit breaker of the above-mentioned structure is provided with a plurality of abutment portions 22 on the plug-in component 2. The abutment portions 22 are abutment blocks provided on the plug-in component 2 in the present embodiment. Thus, when the plug-in component 2 passes through the penetration portion 121 and is fixed on the mounting wall 12 by the locking member, the abutment portions 22 can abut against the wall surface of the mounting wall 12 away from the mounting cavity 11, thereby cooperating with the locking member to tightly fix the plug-in component 2 on the mounting wall 12 and preventing the plug-in component 2 from shaking on the mounting wall 12, thereby making it impossible to make a stable electrical connection between the plug-in component 2 and the vertical busbar 72.

[0058] The drawer-type circuit breaker provided in this embodiment is as follows: Figure 1 and Figure 3 As shown, it also includes a mounting member 5 , which is arranged in the mounting cavity 11 relative to the mounting wall 12 , and one end of the mounting member 5 is connected to the body 1 , and the circuit breaker 3 is arranged on the mounting member 5 .

[0059] The drawer-type circuit breaker of the above structure is provided with a mounting member 5 in the mounting cavity 11. The mounting member 5 is a mounting plate in this embodiment. The mounting member 5 is specifically provided in the mounting cavity 11 relative to the mounting wall 12. At the same time, the circuit breaker 3 is provided on the mounting member 5, so that the circuit breaker 3 is provided in the mounting cavity 11. Since the mounting member 5 is provided relative to the mounting wall 12, it is convenient for the connector 4 to electrically connect the connector 2 and the circuit breaker 3.

[0060] The drawer-type circuit breaker provided in this embodiment is as follows: Figure 1 and Figure 3 As shown, a clearance portion 51 is provided on the mounting member 5 , and the circuit breaker 3 is arranged on the mounting member 5 to avoid the clearance portion 51 , so that all the connecting members 4 pass through the clearance portion 51 to be electrically connected to the circuit breaker 3 .

[0061] The drawer-type circuit breaker of the above structure has a yielding portion 51 provided on the mounting member 5. The yielding portion 51 is a yielding hole provided on the mounting member 5 in this embodiment. Meanwhile, the yielding portion 51 of the circuit breaker 3 is provided on the mounting member 5, so that one end of the connector 4 electrically connected to the circuit breaker 3 can pass through the yielding portion 51 to be electrically connected to the circuit breaker 3, which is beneficial to improving the connection efficiency of the connector 4.

[0062] The drawer-type circuit breaker provided by the utility model is provided with a plurality of plug-in components 2 and circuit breakers 3 arranged on a body 1 and a plurality of connectors 4 arranged between all the plug-in components 2 and circuit breakers 3, wherein the body 1 has an installation cavity 11 and an installation wall 12 participating in enclosing the installation cavity 11, all the plug-in components 2 are arranged on the installation wall 12, and at the same time, under the action of external force, the body 1 can drive all the plug-in components 2 to be electrically connected to the vertical bus 72, so as to realize the circulation of current, the circuit breaker 3 is specifically arranged in the installation cavity 11, and is electrically connected to all the plug-in components 2, so as to receive the current transmitted from the side of the plug-in components 2, and at the same time, the circuit breaker 3 can control the on-off of the current, so that when an emergency occurs, the circuit breaker 3 can disconnect the current, so as to avoid leakage and fire, etc., a connector 4 is arranged between a plug-in component 2 and a circuit breaker 3, and the two ends of the connector 4 are respectively It is electrically connected to the connector 2 and the circuit breaker 3, so that the connector 2 and the circuit breaker 3 are electrically connected, and the current received by the connector 2 from the vertical bus 72 is transmitted to the circuit breaker 3, so that the circuit breaker 3 has the ability to control the on and off of the current. In addition, all the connectors 2 are independent individuals, and all the connectors 2 are arranged in a stepped manner on the mounting wall 12, so that all the connectors 2 are staggered and have a height difference, and all the connectors 4 can be staggered and directly electrically connected to the circuit breaker 3, thereby avoiding the use of transfer copper bars to adjust the height difference between the connectors 4, and all the connectors 4 are staggered. In this way, the cost of the drawer-type circuit breaker can be reduced, and when the drawer-type circuit breaker is assembled, the assembly steps can be reduced, thereby improving the overall assembly efficiency of the drawer-type circuit breaker.

[0063] Example 2

[0064] This embodiment provides a switch cabinet, such as Figures 1 to 4 As shown, it includes a cabinet 6 and a drawer-type circuit breaker. The cabinet 6 has a plurality of accommodating cavities arranged at intervals. The drawer-type circuit breaker is the above-mentioned drawer-type circuit breaker, and any drawer-type circuit breaker can be slidably arranged in the accommodating cavity.

[0065] The switch cabinet of the above structure is provided with a drawer-type circuit breaker on the cabinet body 6, wherein the cabinet body 6 has a plurality of spaced-apart accommodating cavities, the drawer-type circuit breaker is the above-mentioned drawer-type circuit breaker, and each drawer-type circuit breaker is slidably arranged in an accommodating cavity, so that when an external force is applied, the drawer-type circuit breaker can slide in the accommodating cavity, thereby enabling the connector 2 on the drawer-type circuit breaker to be electrically connected to the vertical bus 72 arranged on the switch cabinet. In addition, by setting the drawer-type circuit breaker to the above-mentioned drawer-type circuit breaker, the cost of the switch cabinet can be reduced, and when the switch cabinet is assembled, the assembly steps can be reduced, thereby improving the overall assembly efficiency of the switch cabinet.

[0066] The switch cabinet provided in this embodiment is as follows: Figure 1 and Figure 3 As shown, it also includes a plurality of plug-in components 7, any plug-in component 7 corresponds to a plug-in component 2 arranged on the cabinet 6, the plug-in component 7 includes a protective member 71 and a vertical bus 72, the protective member 71 has a plug-in cavity; part of the vertical bus 72 is arranged in the plug-in cavity, so that when the plug-in component 2 is inserted into the plug-in cavity under the action of external force, the plug-in component 2 is electrically connected to the vertical bus 72.

[0067] The switch cabinet of the above structure is provided with a plurality of plug-in components 7 on the cabinet body 6. The plug-in components 7 specifically include a protective member 71 and a vertical busbar 72. The protective member 71 is a protective shell in the present embodiment, and each plug-in component 7 corresponds to a plug-in component 2 provided on the cabinet body 6, so that each plug-in component 2 can be electrically connected to a vertical busbar 72. The protective member 71 is specifically provided on the cabinet body 6, and each protective member 71 has a plug-in cavity, and part of the vertical busbar 72 is provided in the plug-in cavity, so that when the plug-in component 2 is inserted into the plug-in cavity under the action of external force, the plug-in component 2 can be electrically connected to part of the vertical busbar 72 provided in the plug-in cavity, thereby obtaining the current on the vertical busbar 72.

[0068] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived therefrom are still within the scope of protection of the invention of the utility model.

Claims

1. A drawer type circuit breaker, characterized in that: include: A body (1) having a mounting cavity (11) and a mounting wall (12) enclosing the mounting cavity (11); A plurality of plug connectors (2), all of the plug connectors (2) being arranged at intervals on the mounting wall (12), and all of the plug connectors (2) being suitable for being electrically connected to the vertical busbar (72) under the action of an external force; A circuit breaker (3) is arranged in the installation cavity (11) and is electrically connected to all the plug connectors (2) to receive current transmitted from the plug connector (2), and the circuit breaker (3) is suitable for controlling the on and off of the current; a plurality of connectors (4), at least one connector (4) being arranged between a connector (2) and a circuit breaker (3), and two ends of any connector (4) being electrically connected to a connector (2) and a circuit breaker (3) respectively, so that all connectors (2) and the circuit breakers (3) are electrically connected; Wherein, all the plug-in components (2) are arranged in a stepped manner on the mounting wall (12) in sequence, so that all the connecting components (4) are staggered with each other and are directly electrically connected to the circuit breaker (3).

2. The drawer type circuit breaker according to claim 1, characterized in that: A portion of any one of the plug connectors (2) is disposed in the installation cavity (11) to be electrically connected to the connector (4), and another portion of any one of the plug connectors (2) is disposed outside the installation cavity (11) to be electrically connected to the vertical busbar (72).

3. The drawer type circuit breaker according to claim 2, characterized in that: The installation wall (12) is provided with a plurality of penetration portions (121), and any of the plug-in components (2) is suitable for passing through a penetration portion (121), so that part of the plug-in component (2) is arranged in the installation cavity (11) and another part is arranged outside the installation cavity (11), and all the penetration portions (121) are arranged in sequence in a stepped manner on the installation wall (12).

4. The drawer type circuit breaker according to claim 3, characterized in that: It also includes a plurality of locking members. After the connector (2) passes through the penetration portion (121), any one of the locking members is suitable for passing through a connector (2) and connecting to the mounting wall (12) to fix the connector (2) on the mounting wall (12).

5. The drawer type circuit breaker according to claim 4, characterized in that: A fixing portion (21) is provided on any one of the connectors (2). After the connector (2) passes through the penetration portion (121), the locking member is adapted to pass through the fixing portion (21) and connect with the mounting wall (12) so as to fix the connector (2) on the mounting wall (12).

6. The drawer type circuit breaker according to any one of claims 3 to 5, characterized in that: A plurality of abutment portions (22) are also provided on any of the connectors (2). After the connector (2) passes through the penetration portion (121), all of the abutment portions (22) are suitable for abutting against the wall surface of the installation wall (12) away from the installation cavity (11).

7. The drawer type circuit breaker according to claim 6, characterized in that: It also comprises a mounting member (5), wherein the mounting member (5) is arranged in the mounting cavity (11) relative to the mounting wall (12), one end of the mounting member (5) is connected to the body (1), and the circuit breaker (3) is arranged on the mounting member (5).

8. The drawer type circuit breaker according to claim 7, characterized in that: The mounting member (5) is provided with a clearance portion (51), and the circuit breaker (3) is arranged on the mounting member (5) to avoid the clearance portion (51), so that all the connecting members (4) pass through the clearance portion (51) to be electrically connected to the circuit breaker (3).

9. A switch cabinet, characterized in that: include: A cabinet (6), wherein the cabinet (6) has a plurality of accommodating cavities arranged at intervals; A plurality of drawer-type circuit breakers, wherein the drawer-type circuit breakers are the drawer-type circuit breakers described in any one of claims 1 to 8, and any of the drawer-type circuit breakers can be slidably disposed in the accommodating cavity.

10. The switch cabinet according to claim 9, characterized in that: It also includes a plurality of plug-in assemblies (7), each of which corresponds to a plug-in connector (2) and is arranged on the cabinet (6), and the plug-in assembly (7) includes: A protective member (71), wherein the protective member (71) has an inserting cavity; A vertical busbar (72), part of which is arranged in the plug-in cavity, so that when the plug-in component (2) is inserted into the plug-in cavity under the action of external force, the plug-in component (2) is electrically connected to the vertical busbar (72).

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