Terminal block

Abstract

The utility model discloses a wiring terminal strip, which comprises a base, a wiring component and a baffle plate, and is characterized in that the base is provided with a wiring cavity for installing the wiring component; one side of the wiring cavity is provided with an opening for installing the wiring component, and the baffle plate is connected with the base and shields the opening; the wiring component comprises a wiring frame and a wiring screw screwed at the upper end of the wiring frame; the upper end of the wiring cavity is provided with an open hole opposite to the wiring screw, the periphery of the upper end of the wiring screw is provided with a protruding annular limiting part, a limiting slot for the annular limiting part to be inserted is formed in the upper portion in the wiring cavity, and the extending direction of the limiting slot is the direction in which the wiring component is installed in the wiring cavity. When the annular limiting part is matched with the limiting slot, the wiring screw is limited to move up and down relative to the base; according to the utility model, the wiring terminal strip is optimized in design, is simple and reasonable in structure, is convenient to assemble, and has good use performance.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of wiring, concretely relates to a wiring terminal row. BACKGROUND

[0002] The wiring terminal row is an electrical element for connecting wires in a circuit, and is widely used in the fields of electrical equipment, control cabinets, instruments and meters, etc. Its main function is to realize electrical connection and provide a convenient wiring method to ensure reliable transmission of electric current.

[0003] The patent document CN215184711U discloses a wiring seat, which comprises an upper cover, a base, a terminal arranged in a terminal groove of the base, a screw connected to the terminal, and a partition plate arranged between the upper cover and the base, wherein a screw head part of the screw is located in the partition plate. The partition plate is arranged to accommodate the screw head, and the screw head part of the screw is located in the partition plate to fix the screw. After the upper cover is assembled, the screw is fixed between the upper cover and the partition plate, which limits the movement range of the screw, so that the screw head can only rotate in the partition plate. The terminal moves up and down with the rotation of the screw to realize the functions of clamping and loosening, and prevents the screw from being screwed out of the wiring seat and falling off.

[0004] The main problem of the above patent document is that the partition plate is arranged to limit the screw, and the production of the partition plate requires a special injection mold, which increases the manufacturing cost. Moreover, the intervention of the partition plate leads to more assembly steps, which affects the production efficiency. SUMMARY

[0005] To solve the above problems, the utility model provides a wiring terminal row with a relatively simplified structure and convenient assembly.

[0006] To achieve the above purpose, the utility model provides the following technical scheme:

[0007] The utility model provides a wiring terminal row, which comprises a base, a wiring component and a baffle, the base is provided with a wiring cavity for mounting the wiring component, one side of the wiring cavity is provided with an opening for the wiring component to be mounted, the baffle is connected with the base and covers the opening, the wiring component comprises a wiring frame and a wiring screw screwed on the upper end of the wiring frame, an opening opposite to the wiring screw is arranged on the upper end of the wiring cavity, the upper end of the wiring screw has a protruding annular limiting part, a limiting slot for the annular limiting part to be inserted is formed in the upper part of the wiring cavity, the extending direction of the limiting slot is the direction of the wiring component being mounted in the wiring cavity, and the annular limiting part and the limiting slot are matched to limit the wiring screw from moving up and down relative to the base.

[0008] In some embodiments, the inner bottom surface of the wiring cavity is a downwardly recessed arc surface, and the bottom of the wiring frame is a circular arc surface matching the arc surface.

[0009] In some embodiments, a copper bar is positioned on the base, and the wiring frame is sleeved on the copper bar.

[0010] In some embodiments, the copper bar is arranged on the base at one side of the opening and has a wiring portion protruding into the wiring cavity, and the wiring frame is sleeved on the wiring portion.

[0011] In some embodiments, the base is provided with a positioning groove on one side of the opening and matching the copper bar, and the copper bar is embedded in the positioning groove and limited by the baffle from the outside.

[0012] In some embodiments, the baffle has a limiting protruding plate extending into the wiring cavity and limiting the upper end of the wiring screw, and the inner end of the limiting protruding plate forms a bayonet fitting with the side surface of the upper end of the wiring screw.

[0013] In some embodiments, the baffle is clamped and installed on one side of the opening of the base.

[0014] In some embodiments, a clamping groove is arranged on the base, and a resilient buckle matching the clamping groove is arranged on the baffle, and the direction in which the resilient buckle is clamped into the clamping groove is the assembly direction of the baffle and the base.

[0015] The utility model has the positive effect that: in the utility model, the structure of the wiring terminal row is optimized, so that the wiring screw does not need to be limited by an additional partition plate in use, the number of parts is reduced, the structure is simplified, the production cost is reduced, and the utility model is convenient to assemble and improves the production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the specific embodiments of the utility model or the technical solutions in the prior art, the drawings used in the specific embodiment description are briefly introduced as follows. In the drawings, similar elements or parts are generally identified by similar reference numerals. The elements or parts in the drawings are not necessarily drawn according to the actual proportions.

[0017] Figure 1 It is a structural schematic view of the wiring terminal row in the utility model;

[0018] Figure 2 It is a structural schematic view of the wiring terminal row in the utility model from another perspective;

[0019] Figure 3 It is a structural schematic view of the wiring terminal row in the utility model after removing the baffle;

[0020] Figure 4 It is the explosion view of the wiring terminal row in the utility model;

[0021] Figure 5 It is the sectional view of the wiring terminal row in the utility model;

[0022] Figure 6 It is the local schematic view of the base in the utility model.

[0023] The reference signs shown in the figure are: 1-base;10-wiring cavity;101-limiting slot;11-opening;12-aperture;13-arc surface;14-positioning slot;15-clamping slot;2-wiring component;21-wiring frame;22-wiring screw;23-annular limiting part;3-baffle;31-limiting tab;32-clamp;33-elastic buckle;4-copper bar;41-wiring part. DETAILED DESCRIPTION

[0024] The embodiments of the technical scheme of the utility model will be described in detail below in combination with the drawings. The following embodiments are only used for more clearly illustrating the technical scheme of the utility model, therefore only as an example, cannot limit the protection scope of the utility model by this.

[0025] It should be noted that, unless otherwise specified, the technical terms or scientific terms used in the present application should be the usual meaning understood by the technical personnel in the field to which the utility model belongs.

[0026] The wiring terminal row structure in the utility model embodiment is as shown in Figures 1 to 6 It includes base 1, wiring component 2 and baffle 3, the base 1 is equipped with the wiring cavity 10 for installing wiring component 2;Wiring cavity 10 one side is equipped with the opening 11 for wiring component 2 to enter, the baffle 3 is connected with base 1 and shields the opening 11;When assembling, wiring component 2 is entered into wiring cavity 10 from opening 11, and the opening 11 is shielded by assembling baffle 3 with base 1.

[0027] Referring to Figures 3 to 5As shown, the wiring member 2 comprises a wiring frame 21 and a wiring screw 22 screwed on the upper end of the wiring frame 21; the upper end of the wiring cavity 10 is provided with an opening 12 opposite to the wiring screw 22, the outer periphery of the upper end of the wiring screw 22 has a protruding annular limiting part 23, the upper part of the wiring cavity 10 is formed with a limiting slot 101 for inserting the annular limiting part 23, the extending direction of the limiting slot 101 is the direction of the wiring member 2 being loaded into the wiring cavity 10, the annular limiting part 23 is inserted into the limiting slot 101 in the process of loading the wiring member 2 into the wiring cavity 10, thereby limiting the wiring screw 22 through the limiting slot 101, when the annular limiting part 23 cooperates with the limiting slot 101, the relative up-and-down movement of the wiring screw 22 relative to the base 1 is limited, without affecting the rotation of the wiring screw 22; in use, the screwdriver is inserted through the opening 12 to rotate the wiring screw 22, thereby driving the wiring frame 21 to move in the up-and-down direction to achieve clamping and releasing the wire; in the technical scheme of the embodiment, the additional partition is not required to limit the wiring screw, the number of parts is reduced, the structure is simplified, which is conducive to reducing the production cost and facilitating assembly, and is conducive to improving the production efficiency.

[0028] Further, the inner bottom surface of the wiring cavity 10 is a downwardly recessed arc surface 13, and the bottom of the wiring frame 21 is a circular arc surface matching the arc surface 13, which can make the wire tend to move to the inner bottom position of the arc surface 13 when connecting the wire, thereby improving the reliability of clamping the wire.

[0029] In some embodiments, in order to form an electrical connection between different wiring members 2, a copper bar 4 is also positioned and installed on the base 1, the wiring frame 21 is sleeved on the copper bar 4, and a wire clamping area is formed between the copper bar 4 and the wiring frame 21, different wiring members 2 can be electrically connected through the copper bar 4, when connecting the wire, the wiring screw 22 is rotated to drive the wiring frame 21 to move up and down relative to the copper bar 4, thereby controlling the expansion and contraction of the wire clamping area, so as to achieve the actions of releasing and clamping the wire.

[0030] In combination with Figure 4 and Figure 5 As shown, in order to facilitate the assembly of the wiring terminal row, the copper bar 4 is mounted on the base 1 on one side of the opening 11 and has a wiring part 41 protruding into the wiring cavity 10, the wiring frame 21 is sleeved on the wiring part 41, and during assembly, the wiring member 2 is first loaded into the wiring cavity 10, and then the copper bar 4 is mounted on the base 1, so that the wiring part 41 on the copper bar 4 is inserted into the wiring cavity 10, facilitating assembly.

[0031] In combination with Figure 3 and Figure 4As shown, in order to enhance the reliability of the positioning of the copper bar 4, further positioning grooves 14 are arranged on the base 1 on one side of the opening 11 and cooperated with the copper bar 4, the copper bar 4 is embedded in the positioning grooves 14 and is resisted and limited by the baffle 3 from the outside, without the need of using screws to fix the copper bar 4, the assembly structure is simplified and the assembly efficiency is improved.

[0032] In order to better limit the terminal screw 22, the baffle 3 has a limiting protruding plate 31 extending into the terminal cavity 10 and resisting and limiting the upper end of the terminal screw 22, the inner end of the limiting protruding plate 31 forms a bayonet 32 matched with the side surface of the upper end of the terminal screw 22, the bayonet 32 and the upper end (i.e. the screw head) of the terminal screw 22 are cooperated to strengthen the limiting effect of the terminal screw 22 and prevent the terminal screw 22 from being displaced.

[0033] As an optimization scheme, in order to facilitate the assembly and connection between the baffle 3 and the base 1, the baffle 3 is clamped and installed on one side of the opening 11 of the base 1.

[0034] Exemplarily, referring to 1 to Figure 4 As shown, the base 1 is provided with a clamping groove 15, and the baffle 3 is provided with an elastic buckle 33 cooperated with the clamping groove 15, the direction of the elastic buckle 33 clamped into the clamping groove 15 is the assembly direction of the baffle 3 and the base 1, so that the elastic buckle is clamped into the clamping groove at the same time during the assembly of the baffle 3 and the base 1, thereby forming clamping and facilitating assembly.

[0035] Obviously, the above embodiments of the present application are only 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, other different forms of changes or modifications can be made on the basis of the above description. Here, it is not necessary and impossible to enumerate all the implementation modes. The changes or modifications extended from the essential spirit of the present application are still within the protection scope of the present application.

Claims

1. A terminal block, comprising a base (1), a terminal member (2) and a baffle (3), the base (1) being provided with a terminal cavity (10) for mounting the terminal member (2); characterized in that, The wiring cavity (10) is provided with an opening (11) for accommodating the wiring member (2), the baffle (3) is connected with the base (1) and covers the opening (11); the wiring member (2) comprises a wiring frame (21) and a wiring screw (22) screwed on the upper end of the wiring frame (21); the wiring cavity (10) is provided with an opening (12) opposite to the wiring screw (22) at the upper end, the outer periphery of the upper end of the wiring screw (22) is provided with an annular limiting portion (23), the upper part of the wiring cavity (10) is formed with a limiting slot (101) for inserting the annular limiting portion (23), the extending direction of the limiting slot (101) is the direction of accommodating the wiring member (2) into the wiring cavity (10), and the annular limiting portion (23) limits the upward and downward movement of the wiring screw (22) relative to the base (1) when the annular limiting portion (23) cooperates with the limiting slot (101).

2. The terminal block of claim 1, wherein The inner bottom surface of the wiring cavity (10) is a downwardly recessed arc surface (13), and the bottom of the wiring frame (21) is a circular arc surface matched with the arc surface (13).

3. The terminal block of claim 1, wherein A copper bar (4) is further positioned and mounted on the base (1), and the wiring frame (21) is sleeved on the copper bar (4).

4. The terminal block of claim 3, wherein The copper bar (4) is mounted on the base (1) on one side of the opening (11) and has a wiring portion (41) protruding into the wiring cavity (10), and the wiring frame (21) is sleeved on the wiring portion (41).

5. The terminal block of claim 3 or 4, characterized in that The base (1) is provided with a positioning groove (14) on one side of the opening (11) and cooperates with the copper bar (4), the copper bar (4) is embedded in the positioning groove (14) and is limited by the baffle (3) from the outside.

6. The terminal block of claim 1, wherein The baffle (3) has a limiting protruding plate (31) extending into the wiring cavity (10) and limiting the upper end of the wiring screw (22), and the inner end of the limiting protruding plate (31) forms a bayonet (32) matched with the side surface of the upper end of the wiring screw (22).

7. The terminal block of claim 1, wherein The baffle (3) is clamped and mounted on one side of the opening (11) of the base (1).

8. The terminal block of claim 7, wherein, A clamping groove (15) is arranged on the base (1), and an elastic buckle (33) is arranged on the baffle (3) and cooperates with the clamping groove (15), and the direction of clamping the elastic buckle (33) into the clamping groove (15) is the assembly direction of the baffle (3) and the base (1).

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