Electricity taking device of miniature circuit breaker

Abstract

The utility model relates to the technical field of circuit breaker electricity taking, in particular to an electricity taking device of a miniature circuit breaker, the circuit breaker comprises an electricity connection screw, and the electricity taking device comprises a fixing assembly used for being connected with the circuit breaker; the electricity taking assembly comprises at least two electricity taking needles, a crimping hole, a metal threaded hole and a conductive screw, the at least two electricity taking needles, the crimping hole and the metal threaded hole are sequentially connected in an abutting mode, and the conductive screw abuts against the metal threaded hole; an external electric appliance can be electrically connected with the crimping hole through a lead of the external electric appliance; or the external electric appliance can be clamped with the conductive screw through the electricity taking clamp. According to the utility model, the problem that the lead is damaged due to the fact that the lead is punctured by an electricity taking needle to take electricity in the existing electricity taking equipment is effectively avoided, the structure is simple, and the realization is easy.

Description

Technical Field

[0001] The utility model relates to the technical field of power supply for circuit breakers, and specifically provides a power supply device for a small circuit breaker. Background Art

[0002] Usually, when installing extension equipment in the meter box of a household user or measuring the voltage and current of the electric energy meter of the target user, it is necessary to draw power from the circuit breaker. The existing power-drawing device directly punctures the power supply line in the meter box by configuring a power-drawing needle, but this method often causes damage to the power-connecting wires, which is easy to cause safety hazards to the entire line. Therefore, a power-drawing method that does not damage the line is needed to solve the above problem. Utility Model Content

[0003] One purpose of the utility model is to provide a power extraction device which does not damage the meter circuit.

[0004] To achieve the above object, the utility model provides a power supply device for a small circuit breaker, wherein the circuit breaker includes a power supply screw, and the power supply device includes:

[0005] A fixing assembly, used for connecting with the circuit breaker;

[0006] The power extraction component includes at least two power extraction needles, a crimping hole, a metal threaded hole and a conductive screw, wherein the at least two power extraction needles, the crimping hole and the metal threaded hole are abutted in sequence, and the conductive screw is tightly abutted against the metal threaded hole;

[0007] The external electrical appliance can be electrically connected to the crimping hole through its wire; or, the external electrical appliance can be clamped with the conductive screw through an electrical clamp.

[0008] Furthermore, the fixing assembly includes a longitudinal fixing piece and a transverse fixing piece, the longitudinal fixing piece is used to be connected to the circuit breaker; and the transverse fixing piece is detachably connected to the longitudinal fixing piece.

[0009] Furthermore, the number of the longitudinal fixing members is two, and the two longitudinal fixing members are fixedly connected to the two ends of the circuit breaker; the transverse fixing member can move in the guide direction of the two longitudinal fixing members and is fixedly connected to the two longitudinal fixing members.

[0010] Furthermore, the transverse fixing member includes two guide plates parallel to each other, and the two ends of the two guide plates are connected to form an internal hollow frame structure; the two longitudinal fixing members can pass through the frame structure and be fixedly connected to the guide plate located at the rear, and the two longitudinal fixing members are respectively located at the two ends of the frame structure.

[0011] Furthermore, each of the longitudinal fixing members includes a first guide groove and at least two fixing clips, the first guide groove is extended along the guide direction of the longitudinal fixing member, one end of the two fixing clips can pass through the first guide groove, slide relative to the first guide groove and abut against the circuit breaker; the longitudinal fixing member also includes a first fastening bolt, which is used to tighten the fixing clip against the circuit breaker.

[0012] Further, a threaded screw hole is provided at the bottom of the longitudinal fixing plate, and the first fastening bolt can be tightened with the screw hole so that the first fastening bolt is tightly abutted against the fixing clamp; or, a threaded hole is provided at one end of each fixing clamp away from the longitudinal fixing piece, and the first fastening bolt can pass through the threaded hole and abut against the surface of the circuit breaker, and the first fastening bolt is tightened with the threaded hole to fix the fixing clamp to the circuit breaker.

[0013] Furthermore, the two guide plates each include a second guide groove, which is formed by extending along the guide direction of the transverse fixing member; at least two of the electricity extraction needles can pass through the second guide groove and slide in the second guide groove; and / or, the transverse fixing member also includes a second fastening bolt, a threaded hole is provided on one side of the transverse fixing member, and the second fastening bolt can pass through the threaded hole of the transverse fixing member to abut against the electricity extraction needle to tighten the electricity extraction needle to the power connection screw.

[0014] Furthermore, the power collection needle includes a power collection end and a power connection end, and the power collection end can pass through the longitudinal fixing plate and the transverse fixing plate to be electrically connected to the power connection screw; the power connection end of the power collection needle is used to connect with the crimping hole; and the power collection assembly also includes a shell, which is arranged at the power connection end of the power collection needle, and the metal threaded hole is arranged in the shell.

[0015] Furthermore, the power supply assembly also includes a cover body, and the cover body is used to cover the power supply screws.

[0016] Furthermore, an anti-slip structure is provided on the inner side of each of the fixing clips, and the anti-slip structure contacts the surface of the circuit breaker, so that the fixing clip is tightly connected to the circuit breaker; and / or, a flexible limiting edge is provided on the inner edge of each of the longitudinal fixing member and the transverse fixing member, and the flexible limiting edge is used to limit the position of the first guide groove and the second guide groove.

[0017] Based on the foregoing description, those skilled in the art will understand that, in the aforementioned technical solution of the present invention, by bringing the power-taking needle into contact with the power-connecting screw of the circuit breaker, the external electrical appliance is electrically connected to the power-taking needle through its wire and the crimping hole; or, the external electrical appliance draws power by clamping the power-taking clamp with the conductive screw, thereby effectively avoiding the problem of existing power-taking equipment that draws power by piercing the wire through the power-taking needle, causing damage to the wire, effectively ensuring the integrity of the overall circuit of the electric meter equipment, and avoiding the problem of safety hazards in the electric meter circuit caused by the electric meter equipment drawing power; at the same time, the present invention has two power connection methods, which can be adapted to different power-taking scenarios and is highly practical.

[0018] Furthermore, by movably connecting the longitudinal fixing member fixedly connected to the circuit breaker with the transverse fixing member to adjust the relative position of the transverse fixing clamp and the longitudinal fixing member, the transverse fixing member is fixedly installed with the two longitudinal fixing members, and the power taking assembly is movably connected to the transverse fixing member to adjust the position of the power taking assembly, so as to align the power taking assembly with the circuit breaker for power taking. The power taking device of the utility model can be adapted to small-sized circuit breakers of different types and shapes, and is highly practical. At the same time, the power taking device is detachable, easy to carry, simple in structure, and relatively easy to implement. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solution of the utility model, some embodiments of the utility model will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that the same figure number indicates the same or similar parts or components in different drawings; the drawings of the utility model are not necessarily drawn to scale. In the drawings:

[0020] Figure 1 It is a front view of the power taking device in some embodiments of the utility model;

[0021] Figure 2 yes Figure 1 A side view of the power taking device;

[0022] Figure 3 yes Figure 1 A cross-sectional view of the power taking device along the AA direction;

[0023] Figure 4 yes Figure 2 A partial enlarged view of B in the power-taking device. DETAILED DESCRIPTION

[0024] It should be understood by those skilled in the art that the embodiments described below are only a part of the embodiments of the present invention, rather than all the embodiments of the present invention, and the embodiments are intended to explain the technical principles of the present invention, rather than to limit the protection scope of the present invention. Based on the embodiments provided by the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should still fall within the protection scope of the present invention.

[0025] It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "top", "bottom", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element 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", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0026] In addition, it should be noted that in the description of the present invention, 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 an indirect connection through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0027] Refer to the following Figures 1 to 4 The power extraction devices in some embodiments of the present utility model are described in detail. Figure 1 is a front view of a power taking device in some embodiments of the utility model; Figure 2 yes Figure 1 A side view of the power taking device; Figure 3 yes Figure 1 A cross-sectional view of the power taking device along the AA direction; Figure 4 yes Figure 2 A partial enlarged view of B in the power-taking device.

[0028] It should be noted that, for the convenience of description and to enable those skilled in the art to quickly understand the technical solution of the present invention, the following text only describes the technical features that are strongly related (directly or indirectly related) to the technical problem and / or technical concept to be solved by the present invention, and does not describe the technical features that are weakly related to the technical problem and / or technical concept to be solved by the present invention. Since the technical features with a weaker degree of correlation belong to the common knowledge in the field, even if the present invention does not describe the features with a weaker degree of correlation, it will not lead to insufficient disclosure of the present invention.

[0029] In some embodiments of the utility model, a power extraction device 100 for a small circuit breaker is provided, the circuit breaker includes a power connection screw, and the power extraction device 100 extracts power by contacting the power connection screw. The power extraction device 100 includes two longitudinal fixing members 1, a transverse fixing member 2, and a power extraction assembly 3, the transverse fixing member 2 is movably connected to the longitudinal fixing member 1, and the power extraction needle 31 of the power extraction assembly 3 is movably connected to the transverse fixing member 2, so that the power extraction device 100 can be applied to small-sized circuit breakers of different types and shapes, and has strong practicality.

[0030] Furthermore, in the utility model, the power collection needle 31, the crimping hole 32, the metal threaded hole 331 and the conductive screw 34 in the power collection component 3 are used to make the power collection needle 31 abut against the power connection screw of the circuit breaker, the power collection needle 31, the crimping hole 32 and the metal threaded hole 331 abut in sequence, and the conductive screw 34 is tightly pressed against the metal threaded hole 331, so that the external electrical appliance can be electrically connected to the crimping hole 32 through its wire. Alternatively, the external electrical appliance can be clamped with the conductive screw 34 by the power collection clamp, without piercing the wires in the meter system to draw electricity, effectively protecting the overall structure of the meter system. At the same time, the power collection device 100 of the utility model has two power collection methods, which can meet different power collection scenarios, has strong adaptability, and is relatively easy to implement.

[0031] like Figures 1 to 4 As shown, the power extraction device 100 includes a fixing component and a power extraction component 3. The fixing component is used to connect to the circuit breaker. The power extraction component 3 includes a power extraction needle 31, which can move in the guide direction of the transverse fixing plate and abut against the power connection screw.

[0032] The fixing assembly includes two longitudinal fixing members 1 and a transverse fixing member 2. The two longitudinal fixing members 1 are used for fixed connection with the circuit breaker. The transverse fixing member 2 is installed with the longitudinal fixing member 2.

[0033] The guiding direction of the longitudinal fixing member 1 is the vertical direction. Each longitudinal fixing member 1 is provided with a guiding groove, at least two fixing clips 11 and a first fastening bolt 13. Each fixing clip 11 can move in the guiding groove. The two fixing clips 11 are respectively clamped with the upper surface and the lower surface of the circuit breaker. The first fastening bolt 13 is used to press the two fixing clips against the surfaces of the circuit breaker corresponding to them.

[0034] Each longitudinal fixing member 1 includes a longitudinal fixing member 1 body and a first guide groove 12. The first guide groove 12 is formed to extend along the guide direction of the longitudinal fixing member 1 body, that is, the first guide groove 12 extends in the vertical guide direction of the longitudinal guide member. The two fixing clips 11 can slide relative to the first guide groove 12 and pass through the first guide groove 12 to abut against the circuit breaker.

[0035] Specifically, the two longitudinal fixing members 1 include a first longitudinal fixing member 1 and a second longitudinal fixing member 1, which are installed in parallel and fixedly connected to both ends of the circuit breaker. The first longitudinal fixing member 1 is provided with a first fixing clip and a second fixing clip, which are respectively connected to the upper surface and the lower surface of the circuit breaker, and the first fixing clip and the second fixing clip are arranged in the guide direction of the first longitudinal fixing member 1, and the first fixing clip is located above the second fixing clip. The second fixing member is provided with a third fixing clip and a fourth fixing clip, which are respectively connected to the upper surface and the lower surface of the circuit breaker, and the third fixing clip and the fourth fixing clip are arranged in the guide direction of the second longitudinal fixing member 1, and the third fixing clip is located above the fourth fixing clip. In addition, the first fixing clip and the third fixing clip are parallel in the horizontal direction, and the second fixing clip and the fourth fixing clip are parallel in the horizontal direction, so as to fix and install the power taking device 100 with the circuit breaker, so as to facilitate the operator to take power.

[0036] In other embodiments of the utility model, a threaded screw hole is provided at the bottom of the longitudinal fixing piece, and the first fastening bolt 13 can be tightened with the screw hole so that the fastener is tightly pressed against the fixing clamp 11. Specifically, a threaded hole is provided at the bottom of the first longitudinal fixing piece 1, and the first fastening bolt 13 is tightened with the threaded hole and abuts against the second fixing clamp to tighten the second fixing clamp against the lower surface of the circuit breaker. A threaded hole is provided at the bottom of the second longitudinal fixing piece 1, and the first fastening bolt 13 is tightened with the threaded hole and abuts against the fourth fixing clamp to tighten the fourth fixing clamp against the lower surface of the circuit breaker.

[0037] In some further embodiments of the present invention, a threaded hole is provided at one end of each fixing clip 11 away from the longitudinal fixing piece 1, and the first fastening bolt 13 can pass through the threaded hole and abut against the surface of the circuit breaker. The first fastening bolt 13 is tightened with the threaded hole to fix the fixing clip 11 to the circuit breaker.

[0038] The inner side of the fixing clip 11 is provided with an anti-skid structure 36 , and the anti-skid structure 36 contacts the surface of the circuit breaker, so that the fixing clip 11 is tightly connected to the circuit breaker.

[0039] The anti-skid structure 36 is formed integrally with the fixing clip 11. Specifically, the anti-skid structure 36 is frosted, striped, corrugated or grid-shaped.

[0040] The anti-skid structure 36 is fixedly connected to the fixing clip 11 by gluing or screw connection. Specifically, the anti-skid structure 36 is configured as a rubber anti-skid pad, a plastic anti-skid sheet or a frosted anti-skid sheet.

[0041] In other embodiments of the present invention, the longitudinal fixing plate further includes a knob, which is arranged at the ends of the first fastening bolt 13 and the second fastening bolt 23. A guide hole is arranged on the inner side of the knob, and the end of the first fastening bolt 13 can be inserted into the guide hole. The knob is rotated to drive the first fastening bolt 13 to rotate synchronously, so that the fastener is tightened / opened.

[0042] The transverse fixing piece 2 is used to fix the position of the power extraction needle 31, so that the transverse fixing piece 2 can move in the guide direction of the longitudinal fixing piece 1. At the same time, the power extraction needle 31 can move in the guide direction of the transverse fixing piece 2, so that the power extraction needle 31 can be adapted to small-sized circuit breakers of different types and shapes to extract power.

[0043] like Figure 3 As shown, the transverse fixing member 2 includes two mutually parallel guide plates 21, and the two guide plates 21 are used to fix the power extraction needle 31 and install the longitudinal fixing member 1. Specifically, the two ends of the two guide plates 21 are connected to form an internal hollow frame structure, and the two longitudinal fixing members 1 can pass through the frame structure and be fixedly connected to the guide plate 21 located at the rear, and the two longitudinal fixing members 1 are respectively located at the two ends of the frame structure. The installed power extraction device 100 is in an "H" shape as a whole.

[0044] The two guide plates 21 are integrally formed. Alternatively, the two ends of the two guide plates 21 are fixedly connected together by fasteners. The fasteners can be screws, bolts or rivets.

[0045] The two guide plates 21 each include a second guide groove 22, which is formed to extend along the guide direction of the transverse fixing member 2. At least two electricity extraction needles 31 can slide in the second guide groove 22. The guide direction of the transverse fixing member 2 is a horizontal direction.

[0046] In other embodiments of the utility model, the power extraction device 100 further includes a flexible limiting edge, and both the longitudinal fixing member 1 and the transverse fixing member 2 are provided with a flexible limiting edge. Specifically, the flexible limiting edge is connected to the body of the longitudinal fixing member 1 and defines the position of the first guide groove 12, so that the fixing clip 11 can move in the first guide groove 12; and the flexible limiting edge is connected to the body of the transverse fixing member 2 and defines the position of the second guide groove 22, so that the power extraction needle 31 can move in the second guide groove 22.

[0047] like Figure 4 As shown, the power extraction component 3 is used to abut against the power connection screw of the small circuit breaker, and abut against the crimping hole 32 and the metal threaded hole 331, so that the external electrical appliance can draw power. The power extraction component 3 includes at least two power extraction needles 31, and at least two power extraction needles 31 can move in the guide direction of the horizontal fixing member 2 and abut against the power connection screw. The guide direction of the horizontal fixing member 2 is the horizontal direction.

[0048] The power extraction needle 31 includes a power extraction end and a power connection end, and the power extraction end can pass through the longitudinal fixing plate and the transverse fixing plate to be electrically connected to the wire screw. The power connection end of the power extraction needle 31 is used to be electrically connected to the crimping hole 32.

[0049] The electric current sampling needle 31 can be configured as a material with good conductive properties such as metal, alloy and composite metal.

[0050] In other embodiments of the utility model, the transverse fixing member 2 also includes a second fastening bolt 23. A threaded hole is provided on one side of the transverse fixing member 2. The second fastening bolt 23 can abut against any one of the two power-collecting needles 31 and be fixed after the power-collecting needle 31 is adjusted to the power-collecting position to prevent the power-collecting needle 31 from being separated from the contact position with the power-connecting screw of the circuit breaker, i.e., the power-collecting position, during the power-collecting process.

[0051] In other embodiments of the utility model, the power extraction component 3 further includes a housing 33, which is arranged at the power connection end of the power extraction needle 31, and a metal threaded hole 331 is arranged in the housing 33. The power extraction component 3 further includes a power connection screw, which is tightened with the thread so that the power connection screw abuts against the power extraction needle 31, and the external circuit is electrically connected to the nut of the conductive screw through the power extraction clamp, so that the circuit breaker is connected to the external electrical appliance.

[0052] In other embodiments of the present invention, the power extraction assembly 3 further includes a cover 35, and the cover 35 is used to cover the power connection screws.

[0053] In other embodiments of the present invention, the cover 35 is pivotally connected to one end of the housing 33 .

[0054] In other embodiments of the utility model, the cover 35 is detachably connected to the housing 33. Specifically, after the power extraction device 100 is connected to an external electrical appliance to start extracting power, the cover 35 is covered on the housing 33 to prevent the operator from accidentally touching the conductive screw 34 and causing electric shock. After the power extraction is completed, the cover 35 can be removed from the housing 33 to disassemble the power extraction device 100.

[0055] In other embodiments of the present invention, an anti-slip structure 36 is disposed on the inner side of each fixing clip 11 , and the anti-slip structure 36 contacts the surface of the circuit breaker, so that the fixing clip 11 is tightly connected to the circuit breaker.

[0056] The anti-skid structure 36 is formed integrally with the fixing clip 11. The surface of the anti-skid structure 36 is frosted, striped, corrugated or grid-shaped.

[0057] The anti-skid structure 36 is fixedly connected to the fixing clip 11 by gluing or screw connection. The anti-skid structure 36 is configured as a rubber anti-skid pad, a plastic anti-skid sheet or a frosted anti-skid sheet.

[0058] In other embodiments of the present invention, handles are provided at the ends of the longitudinal fixing plate and / or the transverse fixing plate, and the handles facilitate operators to install the power extraction device 100 .

[0059] Those skilled in the art will appreciate that the utility model achieves this by bringing the power-taking needle 31 into contact with the power-connecting screw of the circuit breaker, so that the external electrical appliance is electrically connected to the power-taking needle 31 via its wire and the crimping hole 32; alternatively, the external electrical appliance draws power by clamping the power-taking clamp with the conductive screw 34, thereby effectively avoiding the problem of existing power-taking equipment that draws power by piercing the wire through the power-taking needle 31 and causing wire damage, thereby effectively ensuring the integrity of the overall circuit of the electric meter device and avoiding the problem of potential safety hazards in the electric meter circuit caused by the electric meter device drawing power.

[0060] Furthermore, by movably connecting the longitudinal fixing member 1 fixedly connected to the circuit breaker with the transverse fixing member 2 to adjust the relative position of the transverse fixing clamp 11 and the longitudinal fixing member 1, the transverse fixing member 2 is fixedly installed with the two longitudinal fixing members 1, and the power taking component 3 is movably installed with the transverse fixing member 2 to adjust the position of the power taking component 3, so as to align the power taking component 3 with the circuit breaker for power taking. The power taking device 100 of the utility model can be adapted to small-sized circuit breakers of different types and shapes, and is highly practical. At the same time, the power taking device 100 is detachable, easy to carry, simple in structure, and relatively easy to implement.

[0061] So far, the technical solution of the utility model has been described in combination with the above multiple embodiments, but it is easy for those skilled in the art to understand that the protection scope of the utility model is not limited to these specific embodiments. Without departing from the technical principle of the utility model, those skilled in the art can split and combine the technical solutions in the above embodiments, and can also make equivalent changes or replacements to the relevant technical features. Any changes, equivalent replacements, improvements, etc. made within the technical concept and / or technical principle of the utility model will fall within the protection scope of the utility model.

Claims

1. A power supply device for a small circuit breaker, the circuit breaker comprising a power supply screw, characterized in that: The power taking device comprises: A fixing assembly, used for connecting with the circuit breaker; The power extraction component includes at least two power extraction needles, a crimping hole, a metal threaded hole and a conductive screw, wherein the at least two power extraction needles, the crimping hole and the metal threaded hole are abutted in sequence, and the conductive screw is tightly abutted against the metal threaded hole; The external electrical appliance can be electrically connected to the crimping hole through its wire; or, the external electrical appliance can be clamped with the conductive screw through an electrical clamp.

2. The power taking device for a miniature circuit breaker according to claim 1, characterized in that: The fixing assembly comprises a longitudinal fixing piece and a transverse fixing piece, wherein the longitudinal fixing piece is used to be connected to the circuit breaker; and the transverse fixing piece is detachably connected to the longitudinal fixing piece.

3. The power taking device for a miniature circuit breaker according to claim 2, characterized in that: The number of the longitudinal fixing members is two, and the two longitudinal fixing members are fixedly connected to two ends of the circuit breaker; The transverse fixing member can move in the guiding direction of the two longitudinal fixing members and is fixedly connected to the two longitudinal fixing members.

4. The power taking device for a miniature circuit breaker according to claim 3, characterized in that: The transverse fixing member comprises two mutually parallel guide plates, and the two ends of the two guide plates are connected to form an internal hollow frame structure; The two longitudinal fixing members can pass through the frame structure and be fixedly connected to the guide plate located at the rear, and the two longitudinal fixing members are respectively located at two ends of the frame structure.

5. The power taking device for a miniature circuit breaker according to claim 4, characterized in that: Each of the longitudinal fixing members includes a first guide groove and at least two fixing clips, wherein the first guide groove is formed extending along the guide direction of the longitudinal fixing member. One end of the two fixing clips can pass through the first guide slot, slide relative to the first guide slot and abut against the circuit breaker; The longitudinal fixing member further includes a first fastening bolt, and the first fastening bolt is used to tighten the fixing clamp to the circuit breaker.

6. The power taking device for a miniature circuit breaker according to claim 5, characterized in that: A threaded screw hole is provided at the bottom of the longitudinal fixing member, and the first fastening bolt can be tightened with the screw hole so that the first fastening bolt is tightly abutted against the fixing clamp; or, A threaded hole is provided at one end of each fixing clamp away from the longitudinal fixing piece, and the first fastening bolt can pass through the threaded hole and abut against the surface of the circuit breaker. The first fastening bolt is tightened with the threaded hole to fix the fixing clamp to the circuit breaker.

7. The power taking device for a miniature circuit breaker according to claim 5, characterized in that: The two guide plates each include a second guide groove, the second guide groove is formed extending along the guide direction of the transverse fixing member; at least two of the electricity extraction needles can pass through the second guide groove and slide in the second guide groove; and / or, The transverse fixing piece also includes a second fastening bolt. A threaded hole is provided on one side of the transverse fixing piece. The second fastening bolt can pass through the threaded hole of the transverse fixing piece and abut against the power extraction needle to tighten the power extraction needle and the power connection screw.

8. The power taking device for a miniature circuit breaker according to claim 2, characterized in that: The power extraction needle includes a power extraction end and a power connection end, wherein the power extraction end can pass through the longitudinal fixing member and the transverse fixing member to be electrically connected to the power connection screw; the power connection end of the power extraction needle is used to be connected to the crimping hole; and, The power extraction component also includes a shell, which is arranged at the power connection end of the power extraction needle, and the metal threaded hole is arranged in the shell.

9. The power taking device for a miniature circuit breaker according to claim 8, characterized in that: The power extraction assembly also includes a cover body, and the cover body is used to cover the power connection screws.

10. The power taking device for a miniature circuit breaker according to claim 7, characterized in that: An anti-slip structure is provided on the inner side of each fixing clip, and the anti-slip structure contacts the surface of the circuit breaker, so that the fixing clip is tightly connected to the circuit breaker; and / or, Each of the longitudinal fixing members and the transverse fixing members has an inner edge provided with a flexible limiting edge, and the flexible limiting edge is used to define the positions of the first guide groove and the second guide groove.

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