Wiring module, circuit breaker base and circuit breaker

Abstract

The utility model discloses a wiring module, a circuit breaker base and a circuit breaker, and relates to the low-voltage electrical technical field. The utility model provides a wiring module. The wiring module is detachably installed in a circuit breaker base. The wiring module comprises at least one wiring assembly and a plug-in copper bar, one end of the plug-in copper bar is connected with the wiring assembly, and the other end of the plug-in copper bar is used for being plugged in a switch plug-in part of the circuit breaker. According to the wiring module obtained through the design, the number of the wiring modules can be increased or decreased according to actual production requirements, the positions of the wiring modules can be changed according to actual structure requirements, and therefore adaptability and flexibility are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of low-voltage electrical equipment, and in particular to a wiring module, a circuit breaker base and a circuit breaker. Background Art

[0002] The use of circuit breakers can effectively improve the safety and reliable operation of electrical equipment. In order to meet the installation needs of different electrical equipment, their structures are diverse and tend to be miniaturized as a whole.

[0003] The common installation method of circuit breakers is plug-in type, where the switch plug-in part of the circuit breaker body is inserted into the copper busbar of the base to achieve conduction of the electrical circuit; the use of plug-in circuit breakers can effectively improve the safety of the electrical equipment use industry, but most of the existing circuit breaker bases are one-piece structures, that is, the number of plug-in positions is fixed, the position of the wiring module in the base is fixed, and the adaptability and flexibility are poor. Utility Model Content

[0004] The purpose of the utility model is to provide a wiring module, a circuit breaker base and a circuit breaker, which can increase or decrease the number of wiring components and wiring modules according to actual production needs through modular settings, and replace the positions of wiring components and wiring modules according to actual structural requirements, so as to improve adaptability and flexibility.

[0005] The embodiment of the utility model is achieved as follows:

[0006] In one aspect of the utility model, a wiring module is provided, which can be detachably installed in the base of a circuit breaker; the wiring module includes at least one wiring assembly and a plug-in copper busbar, one end of the plug-in copper busbar is connected to the wiring assembly, and the other end is used to be plugged into the switch plug-in part of the circuit breaker.

[0007] Optionally, when the wiring assembly includes at least two, at least two wiring assemblies are arranged in parallel along the first direction, and at least two plug-in copper bars are arranged in parallel along the second direction and are connected to the wiring assemblies in a one-to-one correspondence;

[0008] Alternatively, at least two plug-in copper bars are arranged in parallel along the first direction and are connected to the wiring assemblies in a one-to-one correspondence;

[0009] Alternatively, at least two plug-in copper bars are arranged in parallel along the third direction and are connected to the wiring components in a one-to-one correspondence.

[0010] Optionally, the wiring assembly is extended along the third direction; when at least two plug-in copper bars are arranged side by side along the second direction, the extension direction of the plug-in copper bars is arranged along the third direction to be parallel to the extension direction of the wiring assembly;

[0011] Alternatively, when at least two plug-in copper bars are arranged in parallel along the first direction, the extension direction of the plug-in copper bars is arranged along the third direction to be parallel to the extension direction of the wiring assembly;

[0012] Alternatively, when at least two plug-in copper bars are arranged in parallel along the third direction, the extension direction of the plug-in copper bars is set along the first direction to be perpendicular to the extension direction of the wiring assembly.

[0013] Optionally, the arrangement direction and extension direction of the plug-in copper busbar are arranged along a third direction to be parallel to the extension direction of the wiring assembly, or the arrangement direction and extension direction of the plug-in copper busbar are arranged along a first direction to be perpendicular to the extension direction of the wiring assembly.

[0014] Optionally, the wiring module also includes a sampling device, the sampling device includes a first sampling board and a sampling board connected to the first sampling board, the sampling board includes at least one of a voltage sampling board, a current transformer, and a zero-sequence transformer; one end of the voltage sampling board is connected to the plug-in copper bus, and the other end is connected to the first sampling board; both ends of the current transformer and the zero-sequence transformer are connected to the first sampling board; a sampling interface is provided on the first sampling board to communicate with the functional module of the circuit breaker; the sampling board can collect sampling information of the plug-in copper bus, and transmit the sampling information to the functional module of the circuit breaker through the sampling interface of the first sampling board.

[0015] Optionally, the sampling board is a voltage sampling board, and an elastic member is connected between the voltage sampling board and the plug-in copper busbar, one end of the elastic member is connected to the voltage sampling board, and the other end is connected to the plug-in copper busbar.

[0016] Optionally, the sampling board further includes a shunt, one end of which is connected to the end of the plug-in copper bus, and the other end of which is connected to the sampling interface of the first sampling board through a wire.

[0017] Optionally, the voltage sampling board is connected to the end of the plug-in copper busbar through a wire.

[0018] Optionally, the wiring assembly includes a driving part and a fixing part connected to each other; the driving part includes a wiring frame and a wiring screw passing through one end of the wiring frame, and the wiring screw can move along its passing direction; the fixing part includes a spring clamp, a fixing plate and a spring arranged therebetween; one end of the plug-in copper bus is a wiring board and the other end is a wiring electrode; the wiring board is attached to a side of the wiring frame away from the wiring screw, and the wiring electrode is used to plug into the switch plug-in part of the circuit breaker; driving the wiring screw to move along its passing direction can drive the wiring frame and the fixing part to move, so that a gap for inserting a power line or a load line is formed between the wiring board and the wiring frame, and the spring stores energy; stopping driving the wiring screw releases energy, so as to drive the wiring frame to reset.

[0019] Optionally, a first extension plate is provided at one end of the wiring frame close to the fixed part, and a through hole is provided on the first extension plate; a second extension plate is provided at one end of the spring clamp close to the wiring frame, and a protrusion is provided on the second extension plate, and the protrusion is adapted to the shape and position of the through hole; the wiring frame and the spring clamp can be clamped together through the through hole and the protrusion.

[0020] Another aspect of the present invention provides a circuit breaker base, comprising the above-mentioned wiring module and a body, wherein the wiring module comprises at least two, and at least two wiring modules are respectively arranged at opposite ends of the body, or at least two wiring modules are arranged on the same side and in the same direction of the body, so as to be plugged into the switch plug-in portion of the circuit breaker.

[0021] Optionally, the main body and at least two wiring modules form a accommodating cavity for plugging in the switch plug-in part, and two guide rail mounting parts are provided on the side of the main body away from the accommodating cavity. The two guide rail mounting parts are arranged opposite to each other and have a preset gap, and a slide groove is provided on the opposite side of the guide rail mounting part, and the slide groove can clamp the guide rail of the distribution box.

[0022] Another aspect of the present invention provides a circuit breaker, comprising the above-mentioned circuit breaker base and a switch plug-in portion, wherein the switch plug-in portion can be plugged with the circuit breaker base to achieve conduction of an electrical circuit.

[0023] The beneficial effects of the utility model include at least one of the following:

[0024] The present application provides a wiring module, which can be detachably installed in the base of the circuit breaker; the wiring module includes at least one wiring assembly and a plug-in copper bar, one end of the plug-in copper bar is connected to the wiring assembly, and the other end is used to plug into the switch plug-in part of the circuit breaker. The wiring module obtained by the above design can increase or decrease the number of wiring assemblies and wiring modules according to actual production needs, and replace the positions of wiring assemblies and wiring modules according to actual structural needs, so as to improve adaptability and flexibility.

[0025] The present application also provides a circuit breaker base, including the above-mentioned wiring module and a body, the wiring module includes at least two, at least two wiring modules are respectively arranged at opposite ends of the body, or at least two wiring modules are arranged on the same side and in the same direction of the body, so as to be plugged into the switch plug-in part of the circuit breaker. The circuit breaker base obtained by the above design can increase or decrease the number of wiring components and wiring modules according to actual production needs, and replace the positions of wiring components and wiring modules according to actual structural needs, so as to improve adaptability and flexibility.

[0026] The present application also provides a circuit breaker, comprising the above-mentioned circuit breaker base and a switch plug-in portion, the switch plug-in portion can be plugged into the circuit breaker base to achieve the conduction of the electrical circuit. The circuit breaker obtained by the above design can increase or decrease the number of wiring components and wiring modules according to actual production needs, and replace the positions of wiring components and wiring modules according to actual structural needs to improve adaptability and flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0028] Figure 1 This is one of the structural schematic diagrams of the wiring module of an embodiment of the utility model;

[0029] Figure 2 This is a second structural diagram of a wiring module according to an embodiment of the present utility model;

[0030] Figure 3 This is the third structural diagram of the wiring module of the embodiment of the utility model;

[0031] Figure 4 This is a fourth structural diagram of a wiring module according to an embodiment of the present utility model;

[0032] Figure 5 This is a schematic diagram of the structure of the wiring assembly of an embodiment of the utility model;

[0033] Figure 6 is a cross-sectional schematic diagram of a wiring assembly according to an embodiment of the utility model;

[0034] Figure 7 It is a structural schematic diagram of a wiring frame of an embodiment of the utility model;

[0035] Figure 8 This is a schematic structural diagram of a spring clamp according to an embodiment of the utility model;

[0036] Fig. 9 This is a schematic structural diagram of a circuit breaker base according to an embodiment of the utility model;

[0037] Fig.10 A schematic cross-sectional view of a circuit breaker base according to an embodiment of the present utility model;

[0038] Fig.11 A schematic diagram of the structure of a circuit breaker provided in an embodiment of the utility model;

[0039] Fig.12 This is a fifth structural diagram of a wiring module according to an embodiment of the present utility model;

[0040] Fig.13 This is the sixth structural diagram of the wiring module of the embodiment of the utility model;

[0041] Fig.14 This is the seventh structural diagram of the wiring module of the embodiment of the utility model.

[0042] Icons: 100-wiring module; 110-wiring assembly; 111-driving unit; 1111-wiring screw; 1112-wiring frame; 1112a-first extension plate; 1113-through hole; 112-fixing unit; 1121-spring clamp; 1121a-second extension plate; 1122-bump; 1123-fixing plate; 1124-spring; 120-plug copper busbar; 121-wiring board; 122 -wiring electrode; 130-first sampling plate; 131-sampling interface; 140-voltage sampling plate; 141-current transformer; 142-zero sequence transformer; 143-shunt; 150-elastic member; 160-conductor; 200-circuit breaker base; 210-body; 220-accommodating chamber; 230-guide rail mounting portion; 240-switch plug-in portion; A-first direction; B-second direction; C-third direction. DETAILED DESCRIPTION

[0043] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0044] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0045] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0046] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does 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 utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0047] In addition, the terms "horizontal", "vertical" and the like do not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0048] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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.

[0049] Please refer to Figure 1 and Figure 4 The present embodiment provides a wiring module 100, which can be detachably installed in a circuit breaker base 200; the wiring module 100 includes at least one wiring assembly 110 and a plug-in copper bar 120, one end of the plug-in copper bar 120 is electrically connected to the wiring assembly 110, and the other end is used to be plugged into a switch plug-in portion 240 of the circuit breaker;

[0050] Specifically, the present application provides a wiring module 100, which can be detachably installed in a circuit breaker base 200, and a corresponding number of wiring assemblies 110 and plug-in copper bars 120 are symmetrically arranged at opposite ends of the circuit breaker base 200. The wiring module 100 includes at least one wiring assembly 110, and each wiring assembly 110 is correspondingly provided with a plug-in copper bar 120, which is used to be plugged with a switch plug-in portion 240 of a circuit breaker body 210 to conduct an electrical circuit.

[0051] When the wiring assembly 110 includes a plurality of components, the plug-in copper bus 120 also includes a plurality of components; further, Figure 4 and Fig.12 As shown, when the wiring assembly 110 includes at least two, at least two wiring assemblies 110 are arranged in parallel along the first direction A, and at least two plug-in copper bars 120 are arranged in parallel along the second direction B and are connected to the wiring assemblies 110 in a one-to-one correspondence; the wiring assembly 110 is extended along the third direction C. When the first direction A is narrow, for example, when the sum of the widths of the A phase and the N phase is 18 mm, preferably, each wiring assembly 110 is correspondingly provided with a plug-in copper bar 120, and one of the wiring assemblies 110 is connected to the N phase to conduct the electrical circuit. In order to facilitate the connection between the wiring module 100 and the circuit breaker body 210, at this time, the two wiring assemblies 110 are arranged in parallel along the horizontal first direction A, and the two plug-in copper bars 120 are arranged in parallel along the vertical second direction B and are connected to the wiring assemblies 110 in a one-to-one correspondence. At this time, the extension direction of the plug-in copper bar 120 is set along the third direction C to be parallel to the extension direction of the wiring assembly 110, as shown in FIG. Figure 4 As shown;

[0052] Alternatively, when the wiring assembly 110 includes at least two, at least two wiring assemblies 110 are arranged in parallel along the first direction A, wherein at least two plug-in copper bars 120 are arranged in parallel along the first direction A and are connected to the wiring assemblies 110 in a one-to-one correspondence; the wiring assembly 110 is extended along the third direction C. When the first direction A is wider, for example, when the sum of the widths of phase A and phase B is 36 mm, or when the sum of the widths of phase A and phase N is 36 mm, preferably, in order to facilitate the plugging of the wiring module 100 with the circuit breaker body 210, the two wiring assemblies 110 are arranged in parallel along the first direction A, and the two plug-in copper bars 120 are also arranged in parallel along the first direction A at one end of the circuit breaker base 200 and are connected to the wiring assemblies 110 in a one-to-one correspondence. At this time, the extension direction of the plug-in copper bars 120 is set along the third direction C to be parallel to the extension direction of the wiring assembly 110, such as Fig.13 As shown;

[0053] Alternatively, when the wiring assembly 110 includes at least two, at least two wiring assemblies 110 are arranged in parallel along the first direction A, and at least two plug-in copper bars 120 are arranged in parallel along the third direction C and are connected to the wiring assembly 110 in a one-to-one correspondence; the wiring assembly 110 is extended along the third direction C. Preferably, in order to facilitate the plugging of the wiring module 100 and the circuit breaker body 210, when at least two plug-in copper bars 120 are arranged in parallel along the third direction C, the extension direction of the plug-in copper bars 120 is arranged along the first direction A to be perpendicular to the extension direction of the wiring assembly 110, such as Fig.14 shown.

[0054] It should be noted that the present application does not impose any restrictions on the specific number of wiring modules. In the actual production process, the specific number of wiring modules can be adjusted and the positions can be replaced according to needs, thereby enhancing the flexibility and applicability of the wiring modules.

[0055] The present application provides a wiring module 100, which can be detachably installed in a circuit breaker base 200; the wiring module 100 includes at least one wiring assembly 110 and a plug-in copper busbar 120, one end of the plug-in copper busbar 120 is electrically connected to the wiring assembly 110, and the other end is used to plug the wiring module 100 obtained by the above design into the switch plug-in part 240 of the circuit breaker. The number of wiring assemblies 110 and wiring modules 100 can be increased or decreased according to actual production needs, and the positions of the wiring assemblies 110 and wiring modules 100 can be exchanged according to actual structural needs to improve adaptability and flexibility.

[0056] In one possible implementation scheme of the present application, the wiring module 100 also includes a sampling device, the sampling device includes a first sampling board 130 and a sampling board connected to the first sampling board 130, the sampling board includes at least one of a voltage sampling board 140, a current transformer 141, and a zero-sequence transformer 142; one end of the voltage sampling board 140 is connected to the plug-in copper bus 120, and the other end is connected to the first sampling board 130; both ends of the current transformer 141 and the zero-sequence transformer 142 are connected to the first sampling board 130; a sampling interface 131 is provided on the first sampling board 130 to communicate with the functional module of the circuit breaker; the sampling board can collect sampling information of the plug-in copper bus 120, and transmit the sampling information to the functional module of the circuit breaker through the sampling interface 131 of the first sampling board 130.

[0057] Specifically, the wiring module also includes a sampling device, which can collect current information, voltage information, etc. of the wiring module 100. The sampling device includes a first sampling board 130 and a sampling board connected to the first sampling board 130, wherein the sampling board includes at least one of a voltage sampling board 140, a current transformer 141, and a zero-sequence transformer 142; Figure 2 As shown, one end of the voltage sampling board 140 is connected to the first sampling board 130, and the other end is connected to the plug-in copper bus 120, so as to collect current information and voltage information through the plug-in copper bus 120; both ends of the current transformer 141 and the zero sequence transformer 142 are connected to the first sampling board 130;

[0058] The first sampling board 130 is provided with a sampling interface to communicate with the functional module of the circuit breaker; the sampling board can collect sampling information of the plug-in copper bus 120, and transmit the sampling information to the functional module of the circuit breaker through the sampling interface 131 of the first sampling board 130, so that the collected sampling information can be monitored by the functional module. Through the setting of the sampling device, the current information and voltage information of the wiring module 100 can be collected, monitored and controlled, thereby improving the reliability and service life of the wiring module 100.

[0059] Furthermore, the sampling board is a voltage sampling board 140 , and an elastic member 150 is connected between the voltage sampling board 140 and the plug copper bus 120 , wherein one end of the elastic member 150 is connected to the voltage sampling board 140 , and the other end is connected to the plug copper bus 120 .

[0060] Specifically, Figure 1 As shown, when the sampling board is a voltage sampling board 140, an elastic member 150 is connected between the voltage sampling board 140 and the plug copper bus 120, and the voltage sampling board 140 is connected to the plug copper bus 120 through the elastic member 150, thereby further improving the stability of the connection between the voltage sampling board and the plug copper bus 120. The elastic member 150 may be a spring 1124 or a spring sheet, and the present application does not impose any restrictions on this; in order to improve the stability of the spring 1124, a guide column may be provided on the voltage sampling board 140, and the spring 1124 may be sleeved on the guide column to further improve the stability of the spring 1124.

[0061] Furthermore, the voltage sampling board 140 can be connected to the end of the plug-in copper bus 120 through a wire 160. The wire 160 is provided to further improve the stability of the connection between the sampling board and the plug-in copper bus 120, and also to further improve the space utilization of the wiring module 100.

[0062] Furthermore, if Figure 3 As shown, the sampling board further includes a shunt 143 , one end of which is connected to the end of the plug-in copper bus 120 , and the other end of which is connected to the sampling interface 131 of the first sampling board 130 through a wire 160 .

[0063] Specifically, the sampling board may further include a shunt 143, which is also capable of collecting voltage information. When the collector is the shunt 143, the shunt 143 may be connected to the sampling interface 131 of the first sampling board 130 via a wire 160, and the end of the shunt 143 may be connected to the end of the plug-in copper bus 120 to collect and output voltage information.

[0064] In a preferred embodiment of the present application, the wiring assembly 110 includes a driving part 111 and a fixing part 112 connected to each other; the driving part 111 includes a wiring frame 1112 and a wiring screw 1111 passing through one end of the wiring frame 1112, and the wiring screw 1111 can move along the passing direction; the fixing part 112 includes a spring clamp 1121, a fixing plate 1123 and a spring 1124 arranged therebetween; one end of the plug-in copper bus 120 is a wiring board 121, and the other end is a wiring electrode 122; The plate 121 is attached to a side of the wiring frame 1112 away from the wiring screw 1111, and the wiring electrode 122 is used to be plugged into the switch plug-in part 240 of the circuit breaker; driving the wiring screw 1111 to move along its insertion direction can drive the wiring frame 1112 and the fixing part 112 to move, so that a gap for inserting a power line or a load line is formed between the wiring plate 121 and the wiring frame 1112, and the spring 1124 stores energy; stopping driving the wiring screw 1111, the spring 1124 releases energy to drive the wiring frame 1112 to reset.

[0065] Specifically, Figure 5 and Figure 6 As shown, the wiring assembly 110 includes a driving portion 111 and a fixing portion 112, and the driving portion 111 and the fixing portion 112 are connected; the driving portion 111 includes a wiring frame 1112 and a wiring screw 1111, and the wiring screw 1111 is inserted into one end of the wiring frame 1112 and can slide up and down along the depth direction of the wiring frame 1112;

[0066] The fixing part 112 includes a spring clamping plate 1121, a fixing plate 1123 and a spring 1124. The spring 1124 is arranged between the spring clamping plate 1121 and the fixing plate 1123. The fixing plate 1123 can be fixedly connected to the wiring module 100. Of course, the spring 1124 can also be replaced by other elastic elements such as springs; one end of the plug-in copper bar 120 is a wiring board 121, and the wiring board 121 is an L-shaped structure; the other end of the plug-in copper bar 120 is a wiring electrode 122 for plugging with the switch plug-in part 240 of the circuit breaker. The terminal block 121 plugged into the copper bus 120 is attached to the inner side of the terminal frame 1112 away from the terminal screw 1111; the terminal screw 1111 is pressed to drive the terminal screw 1111 to move linearly downward along its insertion direction, which can simultaneously drive the terminal frame 1112 to move downward in this direction. At this time, a gap is formed between the lower surface of the terminal block 121 and the lower surface of the inner cavity of the terminal frame 1112, and the gap is used to plug in an external power line or a load line; the terminal screw 1111 and the terminal frame 1112 move downward, so that the spring 1124 of the fixing part 112 stores energy; the terminal screw 1111 is loosened, and the spring 1124 releases energy to reset the terminal frame 1112. The gap between the terminal block 121 and the terminal spring 1124 receives a pre-tightening force and is not easy to fall off, making the wiring process more convenient and stable.

[0067] Furthermore, a first extension plate 1112a is provided at one end of the wiring frame 1112 close to the fixed portion 112, and a through hole 1113 is provided on the first extension plate 1112a; a second extension plate 1121a is provided at one end of the spring clamp 1121 close to the wiring frame 1112, and a protrusion 1122 is provided on the second extension plate 1121a, and the protrusion 1122 is adapted to the shape and position of the through hole 1113; the wiring frame 1112 and the spring clamp 1121 can be clamped together through the through hole 1113 and the protrusion 1122.

[0068] Specifically, Figure 7 As shown, a first extension plate 1112a is provided at one end of the wiring frame 1112 close to the fixing portion 112, and the first extension plate 1112a extends toward one side of the fixing portion 112; a second extension plate 1121a is provided at one end of the spring clamping plate 1121 close to the fixing portion 112, and the second extension plate 1121a extends toward one side close to the wiring frame 1112. The first extension plate 1112a is provided with a through hole 1113, correspondingly, as shown in FIG. Figure 8 As shown, the second extension plate 1121a is provided with a protrusion 1122, and the protrusion 1122 is adapted to the shape and position of the through hole 1113; the wiring frame 1112 and the spring clamp 1121 can be clamped through the through hole 1113 and the protrusion 1122. Preferably, the orthographic projection of the protrusion 1122 and the through groove is a triangle, and of course, it can also be a rectangle or a circle. Through such a setting, the connection between the wiring frame 1112 and the spring clamp 1121 is more stable.

[0069] In another aspect of the utility model, a circuit breaker base 200 is provided, comprising the above-mentioned wiring module 100 and a body 210, wherein the wiring module 100 comprises at least two wiring modules 100, and at least two wiring modules 100 are respectively arranged at opposite ends of the body 210, or at least two wiring modules 100 are arranged on the same side and in the same direction of the body 210, so as to be plugged into the switch plug-in portion 240 of the circuit breaker.

[0070] Specifically, Fig. 9 As shown, the present application also provides a circuit breaker base 200, which includes the above-mentioned wiring module 100 and a body 210. The wiring module 100 includes at least two, at least two wiring modules 100 are respectively arranged at opposite ends of the body 210, or at least two wiring modules 100 are arranged on the same side and in the same direction of the body 210 to form a receiving cavity 220 for inserting the switch plug part 240; wherein, the specific structure and beneficial effects of the wiring module 100 have been described in detail above, and will not be repeated here. The circuit breaker base 200 obtained by the above design can increase or decrease the number of wiring assemblies 110 and wiring modules 100 according to actual production needs, and exchange the positions of the wiring assemblies 110 and wiring modules 100 according to actual structural requirements, so as to improve adaptability and flexibility.

[0071] In a preferred embodiment of the present application, the main body 210 and at least two wiring modules 100 form a receiving cavity 220 for plugging in the switch plug-in portion 240, and two guide rail mounting portions 230 are provided on the side of the main body 210 away from the receiving cavity 220. The two guide rail mounting portions 230 are arranged opposite to each other and have a preset gap, and a slide groove is provided on the opposite side of the guide rail mounting portion 230, and the slide groove can clamp the guide rail of the distribution box.

[0072] Specifically, Fig. 9 and Fig.10 As shown, two guide rail mounting parts 230 are provided on one side of the body 210 away from the accommodating chamber 220, and the two guide rail mounting parts 230 are arranged opposite to each other in the vertical direction with a preset gap therebetween; the circuit breaker is arranged in the distribution box, and in order to facilitate the installation of the circuit breaker, a guide rail is arranged in the distribution box, and the preset gap between the guide rail mounting parts 230 is adapted to the width of the guide rail; a slide groove is provided on the opposite side of the guide rail mounting part 230, and the slide groove can clamp the guide rail of the distribution box, so that the circuit breaker base 200 can slide along the extension direction of the guide rail.

[0073] Another aspect of the present invention provides a circuit breaker, comprising the above-mentioned circuit breaker base 200 and a switch plug-in portion 240 , wherein the switch plug-in portion 240 can be plugged with the circuit breaker base 200 to achieve conduction of an electrical circuit.

[0074] Specifically, Fig.11 As shown, the present application also provides a circuit breaker, including the above-mentioned circuit breaker base 200 and switch plug-in part 240, the circuit breaker base 200 extends with a plug-in copper bus 120, and the switch plug-in part 240 of the circuit breaker can be plugged with the plug-in copper bus 120 to achieve conduction of the electrical circuit. Among them, the specific structure and beneficial effects of the circuit breaker base 200 have been introduced in detail above and will not be repeated here. The circuit breaker obtained by the above design can increase or decrease the number of wiring assemblies 110 and wiring modules 100 according to actual production needs, and replace the positions of the wiring assemblies 110 and wiring modules 100 according to actual structural requirements to improve adaptability and flexibility.

[0075] The above description is only an optional embodiment of the utility model and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

[0076] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present utility model will not further describe various possible combinations.

Claims

1. A wiring module, characterized in that: The wiring module is detachably mounted in the base of the circuit breaker; the wiring module comprises at least one wiring assembly (110) and a plug-in copper busbar (120); one end of the plug-in copper busbar (120) is connected to the wiring assembly (110) and the other end is used for plugging into a switch plug-in portion of the circuit breaker.

2. The junction module according to claim 1, characterized in that: When the wiring assemblies (110) include at least two, at least two of the wiring assemblies (110) are arranged in parallel along a first direction, and at least two of the plug-in copper bars (120) are arranged in parallel along a second direction and are connected to the wiring assemblies (110) in a one-to-one correspondence; Alternatively, at least two of the plug-in copper bars (120) are arranged in parallel along the first direction and are connected to the wiring assemblies (110) in a one-to-one correspondence; Alternatively, at least two of the plug-in copper bars (120) are arranged in parallel along the third direction and are connected to the wiring assemblies (110) in a one-to-one correspondence.

3. The junction module according to claim 2, characterized in that: The wiring assembly (110) is extended along the third direction; when at least two of the plug-in copper bars (120) are arranged in parallel along the second direction, the extension direction of the plug-in copper bars (120) is arranged along the third direction to be parallel to the extension direction of the wiring assembly; Alternatively, when at least two of the plug-in copper bars (120) are arranged in parallel along the first direction, the extension direction of the plug-in copper bars (120) is arranged along the third direction to be parallel to the extension direction of the wiring assembly (110); Alternatively, when at least two of the plug-in copper bars (120) are arranged in parallel along the third direction, the extension direction of the plug-in copper bars (120) is arranged along the first direction to be perpendicular to the extension direction of the wiring assembly (110).

4. The junction module according to claim 1, characterized in that: The wiring module (100) further comprises a sampling device, the sampling device comprising a first sampling board (130) and a sampling board connected to the first sampling board (130), the sampling board comprising at least one of a voltage sampling board (140), a current transformer (141), and a zero-sequence transformer (142); one end of the voltage sampling board (140) is connected to the plug-in copper busbar (120), and the other end is connected to the first sampling board (130); both ends of the current transformer (141) and the zero-sequence transformer (142) are connected to the first sampling board; the first sampling board (130) is provided with a sampling interface (131) for communication connection with a functional module of a circuit breaker; the sampling board is capable of collecting sampling information of the plug-in copper busbar (120), and transmitting the sampling information to the functional module of the circuit breaker through the sampling interface (131) of the first sampling board (130).

5. The junction module according to claim 4, characterized in that: The sampling board is a voltage sampling board (140), an elastic member (150) is connected between the voltage sampling board (140) and the plug-in copper busbar, one end of the elastic member (150) is connected to the voltage sampling board (140), and the other end is connected to the plug-in copper busbar.

6. The junction module according to claim 4, characterized in that: The voltage sampling board (140) is connected to the end of the plug-in copper busbar via a wire (160).

7. The junction module according to claim 1, characterized in that: The wiring assembly (110) comprises a driving part (111) and a fixing part (112) connected to each other; the driving part (111) comprises a wiring frame (1112) and a wiring screw (1111) inserted through one end of the wiring frame (1112), and the wiring screw (1111) is movable along its insertion direction; the fixing part (112) comprises a spring clamp (1121), a fixing plate (1123) and a spring (1124) arranged therebetween; one end of the plug-in copper bar is a wiring board (121), and the other end is a wiring electrode (122); the wiring board (121) is attached to the wiring board (1112) and the fixing plate (1123) is arranged therebetween; The wire frame (1112) is located at a side away from the wiring screw (1111), and the wiring electrode (122) is used to be plugged into the switch plug-in portion of the circuit breaker; the wiring screw (1111) is driven to move along its insertion direction, which can drive the wiring frame (1112) and the fixing portion (112) to move, so that a gap for inserting a power line or a load line is formed between the wiring board (121) and the wiring frame (1112), and the spring (1124) stores energy; the driving of the wiring screw (1111) is stopped, and the spring (1124) releases energy to drive the wiring frame (1112) to reset.

8. A circuit breaker base, characterized in that: It comprises the wiring module (100) and the main body (210) as claimed in any one of claims 1 to 7, wherein the wiring module (100) comprises at least two, and at least two of the wiring modules (100) are respectively arranged at opposite ends of the main body (210), or at least two of the wiring modules (100) are arranged on the same side and in the same direction of the main body (210) for being plugged into the switch plug-in part (240) of the circuit breaker.

9. The circuit breaker base according to claim 8, characterized in that: The body (210) and at least two of the wiring modules (100) form a receiving cavity (220) for plugging in the switch plug-in portion (240); two guide rail mounting portions (230) are provided on a side of the body (210) away from the receiving cavity (220); the two guide rail mounting portions (230) are arranged opposite to each other and have a preset gap; a slide groove is provided on an opposite side of the guide rail mounting portion (230); the slide groove can clamp the guide rail of the distribution box.

10. A circuit breaker, characterized in that: It comprises the circuit breaker base (200) and a switch plug-in portion (240) as claimed in claim 8 or 9, wherein the switch plug-in portion (240) can be plugged into the circuit breaker base (200) to achieve conduction of an electrical circuit.

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