Wiring terminal and low-voltage electric appliance

Abstract

The utility model belongs to the technical field of low-voltage electric appliances, and particularly discloses a wiring terminal and a low-voltage electric appliance. The wiring terminal provided by the utility model is suitable for the condition that a low-voltage electric appliance is provided with a connecting wire led out, the base of the wiring terminal is integrated with the wire inlet accommodating cavity and the wire outlet accommodating cavity, and the wire inlet accommodating cavity and the wire outlet accommodating cavity are internally provided with the terminal assemblies. The terminal assembly in the wire inlet containing cavity is electrically connected with the terminal assembly in the wire outlet containing cavity through the connecting piece, the terminal assembly in the wire inlet containing cavity can be connected with a connecting wire led out of a low-voltage electric appliance, the terminal assembly in the wire outlet containing cavity is connected with external equipment, and a wire inlet end and a wire outlet end are integrated on the wiring terminal. And the wire inlet end and the wire outlet end are electrically connected through the connecting piece arranged in the base, so that additional wiring for connecting the wire inlet end and the wire outlet end is not needed, the workload of assembly personnel is reduced, and the use is simpler and more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to low voltage apparatus technical field especially relates to a wiring terminal and low voltage apparatus. BACKGROUND

[0002] The existing intelligent switch, for example, molded case circuit breaker, miniature circuit breaker, contactor etc, due to the function is more, its own external terminal can not satisfy the actual use requirement, in order to solve this technical problem, the connection wire is led out in the circuit breaker, however the lead line mode makes subsequent customer more troublesome when wiring, at present, more commonly used is that wiring terminal is connected with the connection wire led out by circuit breaker, then the external device is connected with wiring terminal again.But, the existing wiring terminal does not simultaneously have incoming terminal and outgoing terminal, when actual wiring, the quantity of wiring terminal that needs to be set is more, and still needs to form two wiring terminals of the same loop to be connected through wire, and wiring is more troublesome. UTILITY MODEL CONTENTS

[0003] The utility model discloses a wiring terminal and low voltage apparatus, reduce the quantity of wiring terminal use, make things convenient for wiring, use more simple and convenient.

[0004] To achieve this purpose, the utility model adopts the following technical scheme:

[0005] First, a wiring terminal is provided for low voltage apparatus, comprising:

[0006] The base is provided with an incoming line accommodating cavity and an outgoing line accommodating cavity, and the incoming line accommodating cavity and the outgoing line accommodating cavity are respectively provided with a terminal assembly;

[0007] The connecting piece is arranged in the base, one end of the connecting piece penetrates the incoming line accommodating cavity and is electrically connected with the terminal assembly in the incoming line accommodating cavity, and the other end of the connecting piece penetrates the outgoing line accommodating cavity and is electrically connected with the terminal assembly in the outgoing line accommodating cavity.

[0008] As an optional technical scheme of the above wiring terminal, the terminal assembly comprises a wiring terminal frame and a screw, one end of the screw penetrates one side wall of the wiring terminal frame and is arranged in the wiring terminal frame, the screw is screwed with the wiring terminal frame, the end of the connecting piece is arranged in the wiring terminal frame, the connecting piece abuts against the screw, and the screw is rotated to move the wiring terminal frame and make the other side wall of the wiring terminal frame close to or away from the connecting piece.

[0009] As an optional technical scheme of the above-mentioned wiring terminal, the incoming line accommodating cavity and the outgoing line accommodating cavity each comprise a wiring cavity and a screw accommodating cavity, the screw accommodating cavity is in communication with the wiring cavity, the wiring terminal frame is arranged in the wiring cavity, the connecting piece penetrates through the wiring cavity, and the screw is arranged in the screw accommodating cavity; the screw accommodating cavities of the incoming line accommodating cavity and the outgoing line accommodating cavity are arranged on opposite sides of the base.

[0010] As an optional technical scheme of the above-mentioned wiring terminal, a connecting portion is arranged on the base, the connecting portion is used for connecting with a low-voltage electric appliance, and the connecting portion and the screw accommodating cavity of the incoming line accommodating cavity are arranged on the same side of the base.

[0011] As an optional technical scheme of the above-mentioned wiring terminal, the wiring cavities of the incoming line accommodating cavity and the outgoing line accommodating cavity are arranged on the other opposite sides of the base, and when the connecting portion is connected with the low-voltage electric appliance, the wiring cavity of the incoming line accommodating cavity is arranged on the side of the base which faces the bottom of the low-voltage electric appliance.

[0012] As an optional technical scheme of the above-mentioned wiring terminal, a U-shaped enclosing plate is arranged on the base, the enclosing plate surrounds the wiring cavity of the incoming line accommodating cavity, and the opening of the enclosing plate faces the connecting portion.

[0013] As an optional technical scheme of the above-mentioned wiring terminal, the connecting portion comprises two connecting plates which are arranged at intervals, each of the connecting plates is arranged obliquely, the two connecting plates are in a shape of an eight character, and a branch line plate is arranged between the two connecting plates.

[0014] As an optional technical scheme of the above-mentioned wiring terminal, an inner side wall at the cavity opening of the screw accommodating cavity is circumferentially provided with a retreat-preventing rib, and the other end of the screw is limited in the screw accommodating cavity by the retreat-preventing rib.

[0015] As an optional technical scheme of the above-mentioned wiring terminal, a protective cover is further arranged, the protective cover is connected with the base, the protective cover is arranged at the wiring cavity, and a wiring hole which is in communication with the wiring cavity is arranged on the protective cover.

[0016] In a second aspect, a low-voltage electric appliance is provided, which comprises a low-voltage electric appliance body and the wiring terminal according to any one of the above-mentioned embodiments, the low-voltage electric appliance body is provided with an externally arranged connecting wire, and the connecting wire is connected with the terminal assembly in the incoming line accommodating cavity of the wiring terminal.

[0017] As an optional technical scheme of the low-voltage electric appliance, the low-voltage electric appliance body comprises a middle cover and a surface cover, one side of the middle cover is provided with a dovetail groove, the dovetail groove is provided through one side of the surface cover, the connecting wire is arranged outside through the dovetail groove, two connecting plates of the connecting part are inserted into the dovetail groove, the connecting plates are attached to the groove wall and the groove bottom of the dovetail groove, and one side of the surface cover towards the middle cover is provided with an abutting part, the abutting part is arranged through the dovetail groove and abuts on the connecting plate.

[0018] The utility model discloses beneficial effects:

[0019] The utility model provides a wiring terminal, be applicable to the situation that the low-voltage electric appliance has the connecting wire of external leading, the base of this wiring terminal is integrated with incoming line containing cavity and outgoing line containing cavity, and the terminal assembly is arranged in the incoming line containing cavity and the outgoing line containing cavity, the terminal assembly in the incoming line containing cavity is electrically connected with the terminal assembly in the outgoing line containing cavity through the connecting piece, the terminal assembly in the incoming line containing cavity can be connected with the connecting wire of external leading of the low-voltage electric appliance, and the terminal assembly in the outgoing line containing cavity is connected with external equipment, and the incoming terminal and the outgoing terminal are integrated on the wiring terminal, the number of wiring terminal is reduced, and the incoming terminal and the outgoing terminal are electrically connected through the connecting piece arranged in the base, and do not need to connect the incoming terminal and the outgoing terminal additionally, reduce the work load of assembly personnel, and it is more simple and convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the structure schematic diagram of low-voltage electric appliance of the utility model embodiment provided with wiring terminal;

[0021] Figure 2 It is the first perspective view of wiring terminal of the utility model embodiment;

[0022] Figure 3 It is the sectional view of wiring terminal of the utility model embodiment;

[0023] Figure 4 It is the structure schematic diagram of terminal assembly installation on the base of the utility model embodiment;

[0024] Figure 5 It is the structure schematic diagram of terminal assembly of the utility model embodiment;

[0025] Figure 6 It is the structure schematic diagram of outgoing line containing cavity of the utility model embodiment;

[0026] Figure 7 It is the structure schematic diagram of incoming line containing cavity of the utility model embodiment;

[0027] Figure 8is a structure schematic view of the protective cover provided by the embodiment of the utility model;

[0028] Figure 9 is the axial side view of the second visual angle of the terminal provided by the embodiment of the utility model;

[0029] Figure 10 is the structure schematic view of the terminal and the low-voltage electrical apparatus body connection provided by the embodiment of the utility model;

[0030] Figure 11 is Figure 10 the A place local structure amplification schematic view of

[0031] Figure 12 is the explosion view of the low-voltage electrical apparatus and the terminal provided by the embodiment of the utility model;

[0032] Figure 13 is the connection structure schematic view of the terminal and the middle cover provided by the embodiment of the utility model;

[0033] Figure 14 is the connection structure schematic view of the middle cover and the surface cover provided by the embodiment of the utility model.

[0034] In the figure,

[0035] 100, low-voltage electrical apparatus body; 101, middle cover; 1011, dovetail groove; 1012, plug-in slot; 102, surface cover; 1021, abutment part; 200, terminal;

[0036] 1, base; 2, incoming line accommodating cavity; 3, outgoing line accommodating cavity; 4, terminal assembly; 5, connecting piece; 6, connecting part; 7, protective cover;

[0037] 11, clamping hole; 12, coaming;

[0038] 21, terminal cavity; 22, screw accommodating cavity; 23, anti-back muscle;

[0039] 41, terminal frame; 42, screw;

[0040] 61, connecting plate; 62, branch plate;

[0041] 71, terminal hole; 72, clamping block. DETAILED DESCRIPTION

[0042] The utility model will be further explained in detail in combination with the drawings and embodiments. It can be understood that the specific embodiments described here are only used to explain the utility model, and not limit the utility model. In addition, it needs to be explained that in order to facilitate the description, only the part related to the utility model is shown in the drawings but not all structures.

[0043] In the description of the utility model, unless another definite provision and limitation, the term "link", "connect", "fix" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication or two element's mutual action relation.For the ordinary skill in the art, the above-mentioned term can be understood in the utility model according to the specific meaning of the specific situation.

[0044] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features direct contact, also can include the first and second features are not direct contact but contact through the additional feature between them.Moreover, the first feature is "on", "above" and "on" the second feature includes the first feature is directly above and obliquely above the second feature, or just indicates that the horizontal height of the first feature is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just indicates that the horizontal height of the first feature is less than the second feature.

[0045] In the description of the embodiment, the terms "on", "under", "right", etc. orientation or position relationship is based on the orientation or position relationship shown in the drawing, just for the convenience of description and simplification operation, and not indicate or imply that the device or element referred to must have a particular orientation, with a particular orientation and operation, therefore, cannot be understood as a limitation on the utility model.In addition, the terms "first", "second" are just used to distinguish in the description, and have no special meaning.

[0046] As Figures 1 to 3 As shown in the utility model provides a terminal 200, the terminal 200 is used for low-voltage electrical appliances, and is suitable for the case that the low-voltage electrical appliances have the connecting wire leading out, and the low-voltage electrical appliances can be molded case circuit breaker, miniature circuit breaker, contactor, etc.The terminal 200 includes a base 1 and a connecting piece 5.The base 1 is provided with a wire inlet accommodating cavity 2 and a wire outlet accommodating cavity 3, and the wire inlet accommodating cavity 2 and the wire outlet accommodating cavity 3 are respectively provided with a terminal assembly 4.The connecting piece 5 is arranged in the base 1, one end of the connecting piece 5 is arranged in the wire inlet accommodating cavity 2 and is electrically connected with the terminal assembly 4 in the wire inlet accommodating cavity 2, and the other end of the connecting piece 5 is arranged in the wire outlet accommodating cavity 3 and is electrically connected with the terminal assembly 4 in the wire outlet accommodating cavity 3.

[0047] The wiring terminal 200 provided by the embodiment has the wire inlet accommodating cavity 2 and the wire outlet accommodating cavity 3 integrated on the base 1, and the terminal assembly 4 is arranged in each of the wire inlet accommodating cavity 2 and the wire outlet accommodating cavity 3. The terminal assembly 4 in the wire inlet accommodating cavity 2 is electrically connected with the terminal assembly 4 in the wire outlet accommodating cavity 3 through the connecting piece 5. The terminal assembly 4 in the wire inlet accommodating cavity 2 can be connected with the connecting wire led out of the low-voltage electrical appliance, and the terminal assembly 4 in the wire outlet accommodating cavity 3 is connected with the external equipment. The wiring terminal 200 integrates the wire inlet end and the wire outlet end, thereby reducing the number of the wiring terminals used. The wire inlet end and the wire outlet end are electrically connected through the connecting piece 5 arranged in the base 1, and no additional wiring connection is needed between the wire inlet end and the wire outlet end, thereby reducing the workload of the assembly personnel and making the use more simple and convenient.

[0048] The wire inlet accommodating cavity 2 and the wire outlet accommodating cavity 3 can be provided with one, two or more, which is not specifically limited herein. The wire inlet accommodating cavity 2 and the wire outlet accommodating cavity 3 are arranged in one-to-one correspondence, and one connecting piece 5 is arranged in each group of the wire inlet accommodating cavity 2 and the wire outlet accommodating cavity 3.

[0049] As shown in Figure 4 and Figure 5 , in some embodiments, the terminal assembly 4 includes the wiring terminal frame 41 and the screw 42. One end of the screw 42 is arranged through one side wall of the wiring terminal frame 41 and is arranged in the wiring terminal frame 41. The screw 42 is screwed with the wiring terminal frame 41. The end of the connecting piece 5 is arranged in the wiring terminal frame 41, the connecting piece 5 abuts against the screw 42, and the screw 42 is rotated to move the wiring terminal frame 41 and make the other side wall of the wiring terminal frame 41 close to or away from the connecting piece 5. The external wire is inserted between the connecting piece 5 and the other side wall of the wiring terminal frame 41, and then the screw 42 is rotated to make the other side wall of the wiring terminal frame 41 close to the connecting piece 5, and the external wire is clamped between the connecting piece 5 and the wiring terminal frame 41. The wire is in contact with the connecting piece 5, thereby realizing the electrical connection between the connecting wire led out of the low-voltage electrical appliance and the wire of the external equipment, that is, realizing the electrical connection between the low-voltage electrical appliance and the external equipment. The structure of the terminal assembly 4 facilitates wiring, and the external wire is not easy to fall off.

[0050] Optionally, the connecting piece 5 has a sheet structure, which increases the contact area between the external wire and the connecting piece 5, increases the clamping force of the connecting piece 5 and the wiring terminal frame 41 on the wire, and improves the reliability of the conductive connection between the external wire and the connecting piece 5.

[0051] In combination with Figure 4 , Figure 6 and Figure 7As shown, the incoming line accommodating cavity 2 and the outgoing line accommodating cavity 3 each include a wire accommodating cavity 21 and a screw accommodating cavity 22, the screw accommodating cavity 22 is in communication with the wire accommodating cavity 21, the wire terminal frame 41 is arranged in the wire accommodating cavity 21, and the wire accommodating cavity 21 provides guidance for the movement of the wire terminal frame 41. The connecting piece 5 is arranged in the wire accommodating cavity 21 and in the wire terminal frame 41, and the screw 42 is arranged in the screw accommodating cavity 22. The screw accommodating cavities 22 of the incoming line accommodating cavity 2 and the outgoing line accommodating cavity 3 are arranged on opposite sides of the base 1, which facilitates the user to distinguish the incoming line end and the outgoing line end of the wire terminal 200 and avoids the short circuit caused by the misconnection of the wires.

[0052] The inner side wall at the cavity opening of the screw accommodating cavity 22 is circumferentially provided with a retreat prevention rib 23, the other end of the screw 42 is limited in the screw accommodating cavity 22 by the retreat prevention rib 23, and the screw 42 can be prevented from being withdrawn from the base 1 during use. The retreat prevention rib 23 is an integral molding structure with the base 1, which facilitates processing.

[0053] Further optionally, the base 1 is provided with a connecting portion 6, which is used to connect with the low-voltage electrical appliance, avoids the suspension of the wire terminal 200 and the low-voltage electrical appliance without connection, and causes the wires connected with the wire terminal 200 to be prone to loosening. The connecting portion 6 and the screw accommodating cavity 22 of the incoming line accommodating cavity 2 are arranged on the same side of the base 1, after the connecting portion 6 of the wire terminal 200 is connected with the low-voltage electrical appliance, the screw 42 of the incoming line accommodating cavity 2 faces the low-voltage electrical appliance, which prevents the customer from mistakenly disconnecting the connecting wires of the low-voltage electrical appliance and the wire terminal 200, and is more secure during use. At the same time, the screw 42 in the outgoing line accommodating cavity 3 is arranged on the outside and can face the user, which facilitates the user to connect the wires.

[0054] Referring to Figure 3 , Figure 6 and Figure 7 As shown, the wire accommodating cavities 21 of the incoming line accommodating cavity 2 and the outgoing line accommodating cavity 3 are arranged on the other opposite sides of the base 1, and the wire accommodating cavity 21 of the incoming line accommodating cavity 2 is arranged on the side of the base 1 facing the bottom of the low-voltage electrical appliance when the connecting portion 6 is connected with the low-voltage electrical appliance. Generally, the bottom of the low-voltage electrical appliance is provided with a mounting groove, the mounting groove is connected with the guide rail of the electrical cabinet, the low-voltage electrical appliance is fixed, the wire accommodating cavity 21 of the incoming line accommodating cavity 2 is arranged on the side of the base 1 facing the bottom of the low-voltage electrical appliance, and the connecting wires of the low-voltage electrical appliance can be hidden on the back side when connected with the wire terminal 200, which improves the aesthetics of the connection.

[0055] The wiring cavities 21 and the screw cavities 22 of the incoming line accommodating cavity 2 are arranged on different sides of the base 1, the wiring cavities 21 and the screw cavities 22 of the outgoing line accommodating cavity 3 are arranged on different sides of the base 1, the screw cavities 22 of the incoming line accommodating cavity 2 and the screw cavities 22 of the outgoing line accommodating cavity 3 are arranged on opposite sides of the base 1, and thus the wiring cavities 21 of the incoming line accommodating cavity 2 and the wiring cavities 21 of the outgoing line accommodating cavity 3 are arranged in a staggered manner in the direction in which the screw cavities 22 extend, so that the connecting pieces 5 corresponding to the two wiring cavities 21 need to be arranged in a bent manner, the connecting pieces 5 are in a Z-shaped structure, and the two ends of the connecting pieces 5 can extend to the wiring cavities 21 of the incoming line accommodating cavity 2 and the outgoing line accommodating cavity 3, respectively.

[0056] As shown in Figure 7 , Figure 8 and Figure 9 , the terminal 200 further comprises a protective cover 7 connected with the base 1, the protective cover 7 covers the wiring cavities 21, and the protective cover 7 is provided with wiring holes 71 communicating with the wiring cavities 21. The protective cover 7 covers the connecting pieces 5 and the terminal frame 41 in the base 1, avoiding the danger of electric shock, and the protective cover 7 and the base 1 are made of insulating materials. The external wires are inserted into the terminal frame 41 through the wiring holes 71.

[0057] If a plurality of incoming line accommodating cavities 2 are provided, the wiring cavities 21 of the plurality of incoming line accommodating cavities 2 are arranged on the same side of the base 1, and each wiring cavity 21 can be correspondingly provided with one protective cover 7, or a plurality of wiring cavities 21 can be correspondingly provided with one protective cover 7, and the protective cover 7 is provided with a plurality of wiring holes 71 corresponding to the wiring cavities 21. Similarly, if a plurality of outgoing line accommodating cavities 3 are provided, the wiring cavities 21 of the plurality of outgoing line accommodating cavities 3 are arranged on the same side of the base 1, and each wiring cavity 21 can be correspondingly provided with one protective cover 7, or a plurality of wiring cavities 21 can be correspondingly provided with one protective cover 7, and the protective cover 7 is provided with a plurality of wiring holes 71 corresponding to the wiring cavities 21.

[0058] Optionally, the protective cover 7 is clamped with the base 1, one of the protective cover 7 and the base 1 is provided with a clamping block 72, and the other is provided with a clamping hole 11, and the clamping block 72 is clamped in the clamping hole 11, so that the connecting structure is simple and convenient to assemble.

[0059] Further, as shown in Figure 10 and Figure 11 , the base 1 is provided with a U-shaped surrounding plate 12 surrounding the wiring cavities 21 of the incoming line accommodating cavity 2, and the opening of the surrounding plate 12 faces the connecting portion 6, and the connecting wires of the low-voltage electrical apparatus can be hidden in the space surrounded by the surrounding plate 12. Optionally, the protective cover 7 is arranged in the space surrounded by the surrounding plate 12, and the connecting wires of the low-voltage electrical apparatus can be arranged in the space surrounded by the surrounding plate 12 and inserted into the wiring cavities 21, thereby hiding the connecting wires.

[0060] As Figure 12 , Figure 13 and Figure 14 shown, the low-voltage electrical apparatus includes a low-voltage electrical apparatus body 100 and a terminal 200 provided in the embodiment, and the low-voltage electrical apparatus body 100 is provided with an external connecting wire connected with the terminal assembly 4 of the wire inlet accommodating cavity 2 of the terminal 200.

[0061] The low-voltage electrical apparatus body 100 includes a middle cover 101 and a face cover 102, the face cover 102 is buckled on one side of the middle cover 101, and the connecting portion 6 of the terminal 200 is connected with the middle cover 101. Optionally, one side of the middle cover 101 is provided with a dovetail groove 1011, the dovetail groove 1011 is provided through the side of the face cover 102, and the connecting wire is arranged outside the groove bottom of the dovetail groove 1011. The connecting portion 6 includes two connecting plates 61 arranged at intervals, each connecting plate 61 is arranged obliquely, the two connecting plates 61 are in the shape of a spade, the two connecting plates 61 are inserted into the dovetail groove 1011, and the connecting plate 61 is arranged in close contact with the groove wall and the groove bottom of the dovetail groove 1011. During assembly, the connecting plate 61 is inserted from the side of the face cover 102 of the dovetail groove 1011. The side of the face cover 102 facing the middle cover 101 is provided with an abutting portion 1021, and the abutting portion 1021 limits the connecting plate 61 in the dovetail groove 1011. The matching structure of the dovetail groove 1011 and the connecting plate 61 and the arrangement of the abutting portion 1021 on the middle cover 101 limit the connecting plate 61, so that the connecting plate 61 cannot be separated from the dovetail groove 1011, thereby fixing the terminal 200, and the structure is simple and convenient to assemble. Optionally, the end face of the middle cover 101 facing the face cover 102 is recessed with an insertion groove 1012, the insertion groove 1012 is communicated with the dovetail groove 1011, the abutting portion 1021 on the face cover 102 includes an abutting plate, the abutting plate is inserted into the insertion groove 1012 and abuts against the groove bottom of the insertion groove 1012, and simultaneously limits the connecting plate 61 in the dovetail groove 1011.

[0062] As shown in Figure 11 and Figure 13 , the base 1 is provided with a space for the connecting wire to pass through, which is formed by the interval between the terminal cavity 21 of the wire inlet accommodating cavity 2 and the dovetail groove 1011. A distribution plate 62 is arranged between the two connecting plates 61, one end of the distribution plate 62 is connected with the base 1, and the other end of the distribution plate 62 extends into the dovetail groove 1011, and the distribution plate 62 is used for separating the two adjacent connecting wires, thereby improving the insulation performance of the low-voltage electrical apparatus. The number of the distribution plate 62 is set according to the number of the connecting wires, and it is only required to ensure that there is a distribution plate 62 between every two adjacent connecting wires.

[0063] In some other embodiments, the connecting portion 6 comprises a connecting plate 61, which is arranged to be attached to the middle cover 101 when the terminal 200 is mounted on the low-voltage electrical appliance body 100, and the connecting plate 61 is rigidly connected to the middle cover 101 by means of connecting screws or the like.

[0064] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. For those skilled in the art, various obvious changes, re-adjustments and substitutions can be made without departing from the protection scope of the present application. Here, it is unnecessary and impossible to enumerate all the implementation modes. Any modification, equivalent substitution and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. Connection terminal for use on low voltage electrical apparatus, characterised in that, The utility model relates to a low-voltage electric appliance terminal, including: Base (1), be equipped with incoming line accommodation cavity (2) and outgoing line accommodation cavity (3) on base (1), be equipped with terminal assembly (4) in incoming line accommodation cavity (2) and outgoing line accommodation cavity (3) respectively, Connecting piece (5) is set up in base (1), one end of connecting piece (5) is equipped with incoming line accommodation cavity (2) and is connected with terminal assembly (4) in incoming line accommodation cavity (2) electrically, the other end of connecting piece (5) is equipped with outgoing line accommodation cavity (3) and is connected with terminal assembly (4) in outgoing line accommodation cavity (3) electrically.

2. The terminal of claim 1 wherein, Terminal assembly (4) includes terminal block (41) and screw (42), one end of screw (42) is equipped with one side wall of terminal block (41) and is placed in terminal block (41), screw (42) is connected with terminal block (41), the end of connecting piece (5) is placed in terminal block (41), connecting piece (5) is abutted with screw (42), screw (42) is rotated for making terminal block (41) move and the other side wall of terminal block (41) is close to or away from connecting piece (5).

3. The terminal of claim 2 wherein, Incoming line accommodation cavity (2) and outgoing line accommodation cavity (3) all include wiring cavity (21) and screw accommodation cavity (22), screw accommodation cavity (22) is communicated with wiring cavity (21), terminal block (41) is set up in wiring cavity (21), connecting piece (5) is equipped with wiring cavity (21), screw (42) is set up in screw accommodation cavity (22), the screw accommodation cavity (22) of incoming line accommodation cavity (2) and the screw accommodation cavity (22) of outgoing line accommodation cavity (3) are set up on the opposite sides of base (1).

4. The terminal of claim 3 wherein, Base (1) is equipped with connecting part (6), connecting part (6) is used for being connected with low-voltage electric appliance, connecting part (6) and screw accommodation cavity (22) of incoming line accommodation cavity (2) are placed on the same side of base (1).

5. The terminal of claim 4 wherein, The wiring cavity (21) of the incoming line accommodation cavity (2) and the wiring cavity (21) of the outgoing line accommodation cavity (3) are arranged on the other opposite sides of the base (1), when the connecting part (6) is connected with the low-voltage electric appliance, the wiring cavity (21) of the incoming line accommodation cavity (2) is arranged on the side of the bottom of the base (1) facing the low-voltage electric appliance.

6. The terminal of claim 5 wherein, The base (1) is provided with a U-shaped fence (12), the fence (12) surrounds the wiring cavity (21) of the incoming line accommodation cavity (2), and the opening of the fence (12) faces the connecting part (6).

7. The terminal of claim 4 wherein, The connecting part (6) includes two spaced apart connecting plates (61), each connecting plate (61) is inclined, the two connecting plates (61) form an eight-shaped structure, and a distribution plate (62) is arranged between the two connecting plates (61).

8. The terminal of claim 3 wherein: The inner side wall at the cavity opening of the screw accommodating cavity (22) is circumferentially provided with a retreat prevention rib (23), and the other end of the screw (42) is limited in the screw accommodating cavity (22) by the retreat prevention rib (23).

9. The terminal of any one of claims 3-8, wherein, Further comprising a protective cover (7) connected with the base (1), the protective cover (7) covers the wiring cavity (21), and the protective cover (7) is provided with a wiring hole (71) in communication with the wiring cavity (21).

10. Low voltage electrical apparatus characterised in that, The low-voltage electrical appliance body (100) is provided with an external connecting wire, and the connecting wire is connected with the terminal assembly (4) in the wire inlet accommodating cavity (2) of the wiring terminal (200).

11. Low voltage electric device according to claim 10, characterized in that, The low-voltage electrical appliance body (100) comprises a middle cover (101) and a surface cover (102), one side of the middle cover (101) is provided with a dovetail groove (1011), the dovetail groove (1011) is provided through the side of the surface cover (102), the connecting wire is arranged outside through the groove bottom of the dovetail groove (1011), the two connecting plates (61) of the connecting part (6) are inserted into the dovetail groove (1011), the connecting plate (61) is attached to the groove wall and groove bottom of the dovetail groove (1011), and the side of the surface cover (102) facing the middle cover (101) is provided with an abutting part (1021).

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