Through-wall wiring terminal

Abstract

The utility model discloses a through-wall type wiring terminal comprising a main body which is internally provided with a plurality of placing intervals for placing copper bars; the protection plate is connected to the top of the main body, and a warning area is arranged on the protection plate and used for warning a user to prevent mistaken touch operation; the sealing gasket is arranged between the main body and the protection plate so as to seal the main body; and the periphery of the threading assembly is tightly pressed in the side groove body of the main body, and a plurality of threading holes with different apertures are formed in the threading assembly, so that cables with different diameters can penetrate out of the threading holes with corresponding sizes after being connected with the copper bars. The through-wall type wiring terminal has good waterproof performance and protective performance, can be suitable for a large wiring range, and is high in overall applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of wiring terminals, and more specifically to a through-the-wall wiring terminal. Background Art

[0002] Through-the-wall terminals are a common connector for electrical connection. With the rapid development of the electrical industry, through-the-wall terminals are widely used between various electrical equipment. Among them, through-the-wall terminals installed in electrical control cabinets or walls are now widely used due to their convenient wiring and reliable performance.

[0003] However, the waterproof and protective performance of the through-the-wall terminal blocks in the current related technologies are relatively low, and the wiring range is small, which affects their promotion and application.

[0004] In summary, how to provide a wiring terminal with high waterproofness, high protection and a large wiring range is a problem that needs to be solved urgently by those skilled in the art. Utility Model Content

[0005] In view of this, the purpose of the utility model is to provide a through-the-wall terminal block, which has good waterproofness and protection, can be applied to a larger wiring range, and has strong overall applicability.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A through-wall terminal block, comprising:

[0008] A main body, wherein the main body is provided with a plurality of placement intervals for placing copper bars;

[0009] A protection plate connected to the top of the main body, wherein a warning area is provided on the protection plate to warn the user to prevent accidental touch operation;

[0010] A sealing gasket, disposed between the main body and the protective plate to achieve sealing of the main body;

[0011] A threading assembly, the outer periphery of which is pressed tightly into the side groove of the main body, and the threading assembly is provided with a plurality of threading holes with different apertures, so that cables with different wire diameters can be passed through the threading holes of corresponding sizes after being connected to the copper busbar.

[0012] Preferably, the threading assembly includes a threading plate and a support plate, wherein the support plate is embedded in a groove on the inner side of the threading plate, and a plurality of holes are provided on the support plate, each hole corresponds to a pagoda-type terminal on the outer side of the threading plate, and each layer of the pagoda-type terminal corresponds to a threading hole of a certain aperture.

[0013] Preferably, a plurality of protrusions are provided on the side of the support plate that is in contact with the threading plate, and a second groove cooperating with the protrusion is provided on the threading plate. When the protrusion is engaged with the second groove, the support plate is embedded in the embedding groove.

[0014] Preferably, a slot is provided on the main body, and two side portions of the threading plate are pressed tightly into the slot.

[0015] Preferably, a clamping portion is provided on the side of the main body adjacent to the threading plate, and the clamping portion and the protective plate are connected by a plate buckle.

[0016] Preferably, the plate buckle includes a hook and a first groove, the hook is clamped with the clamping part and the first groove is clamped with the boss on the top of the protective plate.

[0017] Preferably, a connecting pin is provided on the side of the main body opposite to the threading plate, and the connecting pin is rotatably connected to the protective plate.

[0018] Preferably, a countersunk hole is provided on the protective plate, and an insert nut is correspondingly provided on the main body. A captive screw passes through the countersunk hole and is connected to the insert nut, so that the sealing gasket is pressed tightly against the top plane of the threading plate.

[0019] Preferably, the copper bar comprises a first copper bar, a second copper bar and a third copper bar, and the first copper bar, the second copper bar and the third copper bar are all provided with wiring holes in the horizontal direction and wiring holes in the vertical direction to form a cross-shaped wiring.

[0020] The utility model provides a through-the-wall terminal block, comprising a main body, a protective plate, a sealing pad, and a threading assembly, wherein the main body is provided with a plurality of placement intervals for placing copper busbars, and the protective plate is provided on the top of the main body, and a warning area is provided on the protective plate to increase the overall product protection of the terminal block, and to warn the user to prevent accidental touch operations; a sealing pad is provided between the main body and the protective plate to achieve sealing of the main body, so as to ensure the overall waterproof performance of the terminal block, so that it can be applied to different environments and improve applicability; the outer periphery of the threading assembly is pressed tightly against the side groove of the main body to prevent impurities or water vapor from entering the main body and ensure reliable protection effect; a plurality of threading holes with different apertures are provided on the threading assembly, and after cables of different wire diameters are connected to the copper busbar, they pass through the threading holes corresponding to the wire diameters, so that the threading terminal can be applied to a larger wiring range, and the overall applicability of the terminal block is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0022] Figure 1 An exploded view of the through-the-wall terminal block provided by the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of the through-the-wall terminal block provided by the utility model;

[0024] Figure 3 for Figure 2 A cross-sectional view of

[0025] Figure 4 for Figure 2 The main view;

[0026] Figure 5 for Figure 2 Another cross-sectional view of

[0027] Figure 6 for Figure 2 Left view of

[0028] Figure 7 for Figure 2 Bottom view of

[0029] Figure 8 A schematic diagram of the structure of the mainboard provided by the utility model;

[0030] Fig. 9 A schematic diagram of the structure of the protective plate provided by the utility model;

[0031] Fig.10 A schematic diagram of the structure of the plate buckle provided by the utility model;

[0032] Fig.11 A schematic diagram of the structure of the captive screw provided by the utility model;

[0033] Fig.12 A schematic diagram of the structure of the threading plate provided by the utility model;

[0034] Fig.13 This is a structural schematic diagram of the support plate provided by the utility model.

[0035] Figure 1-Figure 13 Reference numerals include:

[0036] Main body 1, protective plate 2, plate buckle 3, captive screws 4, threading plate 5, support plate 6, sealing gasket 7, connecting pin 8, washer 9, first copper bar 10, second copper bar 11, third copper bar 12, embedded nut 13, combination bolt 14, first outer hexagon combination bolt 16, first hexagon nut 17, second outer hexagon combination bolt 18, second hexagon nut 19, outer hexagon nut 20;

[0037] The clamping part 101, the insert nut 102, the clamping groove 103, the warning area 201, the boss 202, the countersunk hole 203, the first groove 301, the hook 302, the second groove 501, the embedding groove 502, the side 503, the top plane 504, the pagoda-type terminal 505, and the protrusion 601. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0039] The core of the utility model is to provide a through-the-wall wiring terminal, which has good waterproofness and protection, can be applied to a larger wiring range, and has strong overall applicability.

[0040] The wall-penetrating terminal provided by the utility model includes a main body 1, a protective plate 2, a sealing pad 7 and a threading assembly. Please refer to Figure 1 , Figure 2 , Fig. 9 .

[0041] The main body 1 is provided with a plurality of placement intervals for placing copper bars. Taking a specific implementation as an example, the copper bars include a first copper bar 10, a second copper bar 11, and a third copper bar 12. The third copper bar 12 is also provided with an embedded nut 13 and a combination bolt 14. The combination bolt 14 and the embedded nut 13 work together to fix the third copper bar 12 in the main body 1, thereby ensuring the stability of the third copper bar 12 during wiring, avoiding damage to components due to violent operations, and ensuring reliable and effective connection of cables.

[0042] Please refer to Figures 3 to 7 The protective plate 2 is connected to the top of the main body 1 to protect the main body 1. A warning area 201 is provided on the protective plate 2. The warning area 201 can be set with a do not touch mark, an electricity mark, a warning mark, etc., which can be flexibly changed to prevent people from accidentally touching it and ensure the safety and protection of the product.

[0043] A sealing gasket 7 is also provided between the main body 1 and the protective plate 2 to achieve sealing between the main body 1 and the protective plate 2, thereby ensuring the overall waterproof performance of the product and enhancing the versatility of the product in different environments.

[0044] The outer periphery of the threading assembly is pressed tightly into the side groove of the main body 1 to ensure the waterproof and dustproof effect of the main body 1, avoid dust or water vapor entering the interior to damage components and cause safety accidents, and ensure the overall waterproof performance of the terminal block.

[0045] In addition, a plurality of threading holes with different apertures are provided on the threading assembly. After the cables with different apertures are connected to the copper busbar, they can pass through the threading holes of corresponding sizes to increase the wiring range of the terminal block and improve the applicability.

[0046] In addition, a gasket 9 is provided at the bottom of the main body 1 to ensure a waterproof effect between the main body 1 and the wall on which it is installed, and is a component for the conventional applicability of the terminal block.

[0047] The above-mentioned through-the-wall terminal comprises a main body 1, a protective plate 2, a sealing gasket 7, and a threading assembly, wherein the main body 1 is provided with a plurality of placement intervals for placing copper busbars, and the protective plate 2 is arranged on the top of the main body 1, and a warning area 201 is provided on the protective plate 2 to increase the overall product protection of the terminal and warn the user to prevent accidental touch operation; a sealing gasket 7 is provided between the main body 1 and the protective plate 2 to achieve the sealing of the main body 1 to ensure the overall waterproof performance of the terminal, so that it can be applied to different environments and improve the applicability; the outer periphery of the threading assembly is pressed tightly against the side groove of the main body 1 to prevent impurities or water vapor from entering the main body and ensure a reliable protective effect, and a plurality of threading holes with different apertures are provided on the threading assembly. After cables of different wire diameters are connected to the copper busbar, they are passed through the threading holes corresponding to the wire diameter, so that the threading terminal can be applied to a larger wiring range and improve the overall applicability of the terminal.

[0048] On the basis of the above-mentioned embodiment, the threading assembly includes a threading plate 5 and a support plate 6. The support plate 6 is embedded in the embedding groove 502 on the inner side of the threading plate 5. A plurality of holes are provided on the support plate 6. Each hole corresponds to a pagoda-type terminal head 505 on the outer side of the threading plate 5. Each layer of the pagoda-type terminal head 505 corresponds to a threading hole of a certain aperture.

[0049] Please refer to Figure 1 , Fig.12 , Fig.13 The threading assembly includes a threading plate 5 and a support plate 6, wherein the support plate 6 is embedded in a groove 502 on the inner side of the threading plate 5. The support plate 6 provides a certain support for the threading plate 5 to avoid deformation of the threading plate during threading, thereby ensuring reliable stability of the operation.

[0050] The support plate 6 is provided with a plurality of holes, each hole corresponds to the pagoda-type terminal head 505 on the outside of the threading plate 5, each layer of the pagoda-type terminal head 505 corresponds to a threading hole of a certain aperture, and the pagoda-type terminal head 505 is made of rubber material, and when the threading holes of the corresponding layer need to be used, it can be achieved by cutting.

[0051] The aperture size of the pagoda-type terminal head 505 can be gradually reduced or increased from top to bottom, and can be flexibly changed according to actual working conditions.

[0052] Preferably, the threading plate 5 is made of a rubber plate that is easy to cut, and can also be flexibly changed according to actual operating conditions.

[0053] Based on any of the above embodiments, a plurality of protrusions 601 are provided on the side of the support plate 6 that is in contact with the threading plate 5, and a second groove 501 is provided on the threading plate 5 to cooperate with the protrusion 601. When the protrusion 601 is engaged with the second groove 501, the support plate 6 is embedded in the embedding groove 502.

[0054] Please refer to Figure 1 , Fig.12 , Fig.13 A plurality of protrusions 601 are provided on the side of the support plate 6 that is in contact with the threading plate 5. When the support plate 6 is installed into the embedding groove 502, the support plate 6 is not fully engaged with the embedding groove 502 until the plurality of protrusions 601 are respectively inserted into the second grooves 501 on the threading plate 5, so as to achieve foolproof and reliable fixing.

[0055] The second groove 501 is substantially a through-hole structure, which increases air permeability and facilitates reliable connection with the support plate 6 .

[0056] On the basis of any of the above embodiments, a slot 103 is provided on the main body 1 , and two side portions 503 on the threading plate 5 are pressed tightly into the slot 103 .

[0057] Please refer to Figure 1 , Figure 8 , Fig.12 When the threading plate 5 is inserted into the card slot 103 of the main body 1, the side portion 503 of the threading plate 5 has a slight interference fit with the card slot 103, so that the side portion 503 can be pressed tightly into the card slot 103 to ensure the front end sealing and waterproof effect of the main body 1 and the overall sealing of the terminal block.

[0058] On the basis of any of the above embodiments, a clamping portion 101 is provided on the side of the main body 1 adjacent to the threading plate 5 , and the clamping portion 101 and the protective plate 2 are connected via a plate buckle 3 .

[0059] Please refer to Figure 1 , Figures 4 to 8Each clamping part 101 corresponds to a plate buckle 3, and the clamping part 101 and the protective plate 2 are connected by the plate buckle 3 to achieve a detachable connection between the two. As a preferred embodiment, the plate buckle 3 is fixed on the main body 1 and buckled on the protective plate 2. The protective plate 2 can be removed from the top of the main body 1 by opening the plate buckle 3.

[0060] Based on any of the above embodiments, the plate buckle 3 includes a hook 302 and a first groove 301 , the hook 302 is engaged with the engaging portion 101 , and the first groove 301 is engaged with the boss 202 on the top of the protective plate 2 .

[0061] Please refer to Figure 8 , Fig. 9 , Fig.10 , Figure 1 , insert the hook 302 of the plate buckle 3 into the clamping part 101 of the main body 1 to play a role of rotation and hanging; cover the sealing gasket 7 and the protective cover 2 on the main body 1 together, and push the first groove 301 of the plate buckle 3 to the boss 202 of the protective cover 2 for clamping, so as to realize the connection between the main body 1, the buckle 3 and the protective cover 2.

[0062] On the basis of any of the above embodiments, a connecting pin 8 is provided on the side of the main body 1 opposite to the threading plate 5 , and the connecting pin 8 is rotatably connected to the protective plate 2 .

[0063] Please refer to Figure 1 The connecting pin 8 is small in size and the method for realizing the rotational connection is relatively simple and convenient. The protective plate 2 and the main body 1 are rotationally connected through the connecting pin 8. Even if the plate buckle 3 is opened, the protective plate 2 will not fall off the main body 1, but is freely rotatable, which is convenient for manual operation.

[0064] Optionally, the connecting pin 8 may also be replaced by a hinge or other rotating connection methods.

[0065] Based on any of the above embodiments, a countersunk hole 203 is provided on the protective plate 2, and an insert nut 102 is correspondingly provided on the main body 1. The captive screw 4 passes through the countersunk hole 203 and is connected to the insert nut 102, so that the sealing gasket 7 is pressed tightly against the top plane 504 of the threading plate 5.

[0066] Please refer to Figure 1 , Fig. 9 , Fig.12 The countersunk hole 203 arranged on the protective plate 2 is matched with the insert nut 102 on the main body 1. The captive screw 4 passes through the countersunk hole 203 and is driven into the insert nut 102, so that the sealing gasket 7 is pressed tightly against the top plane 504 of the threading plate 5, thereby ensuring the overall sealing and waterproof effect of the product.

[0067] In addition, the outer hexagonal nut 20 is provided as a matching set and can be flexibly designed.

[0068] Based on any of the above embodiments, the copper bar includes a first copper bar 10, a second copper bar 11, and a third copper bar 12. The first copper bar 10, the second copper bar 11, and the third copper bar 12 are all provided with horizontal wiring holes and vertical wiring holes to form a cross-shaped wiring.

[0069] Please refer to Figure 1 The first external hexagonal combination bolt 16 and the first hexagonal nut 17 correspond to the wiring of the wiring holes arranged in the vertical direction on the first copper bar 10, the second copper bar 11, and the third copper bar 12, and the second external hexagonal combination bolt 18 and the second hexagonal nut 19 correspond to the wiring of the wiring holes arranged in the horizontal direction on the first copper bar 10, the second copper bar 11, and the third copper bar 12.

[0070] By arranging the second outer hexagonal combination bolt 18 and the second hexagonal nut 19 and the first outer hexagonal combination bolt 16 and the first hexagonal nut 17, the wire connection between the two wiring holes on the copper busbar is achieved, and the wiring is simple and convenient.

[0071] In addition, when the terminal block is fixed to the wall, a rubber plug is provided to block the hole through which the screw passes, thereby preventing electrical conduction and improving the safety and reliability of the operation.

[0072] The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other.

[0073] The above is a detailed introduction to a through-the-wall terminal block provided by the utility model. This article uses specific examples to illustrate the principle and implementation method of the utility model. The description of the above embodiment is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A through-the-wall terminal block, characterized in that: include: A main body (1), wherein the main body (1) is provided with a plurality of placement areas for placing copper bars; A protective plate (2) connected to the top of the main body (1), wherein a warning area (201) is provided on the protective plate (2) for warning the user to prevent accidental touch operation; A sealing gasket (7) is provided between the main body (1) and the protective plate (2) to achieve sealing of the main body (1); A threading assembly, the outer periphery of which is pressed tightly into the side groove of the main body (1), and the threading assembly is provided with a plurality of threading holes of different diameters, so that cables of different diameters can be connected to the copper busbar and then passed through the threading holes of corresponding sizes.

2. The through-the-wall terminal block according to claim 1, characterized in that: The threading assembly comprises a threading plate (5) and a support plate (6), wherein the support plate (6) is embedded in an embedding groove (502) on the inner side of the threading plate (5), and a plurality of holes are provided on the support plate (6), each hole corresponds to a pagoda-type terminal head (505) on the outer side of the threading plate (5), and each layer of the pagoda-type terminal head (505) corresponds to a threading hole of a certain aperture.

3. The through-the-wall terminal block according to claim 2, characterized in that: A plurality of protrusions (601) are provided on the side surface of the support plate (6) that is in contact with the threading plate (5), and a second groove (501) is provided on the threading plate (5) to cooperate with the protrusion (601). When the protrusion (601) is engaged with the second groove (501), the support plate (6) is embedded in the embedding groove (502).

4. The through-the-wall terminal block according to claim 3, characterized in that: The main body (1) is provided with a slot (103), and the two side portions (503) on the threading plate (5) are pressed tightly into the slot (103).

5. The through-the-wall terminal block according to claim 4, characterized in that: A clamping portion (101) is provided on the side of the main body (1) adjacent to the threading plate (5), and the clamping portion (101) and the protective plate (2) are connected via a plate buckle (3).

6. The through-the-wall terminal block according to claim 5, characterized in that: The plate buckle (3) comprises a hook (302) and a first groove (301), the hook (302) is clamped with the clamping portion (101), and the first groove (301) is clamped with the boss (202) at the top of the protective plate (2).

7. The through-the-wall terminal block according to claim 6, characterized in that: A connecting pin (8) is provided on the side of the main body (1) opposite to the threading plate (5), and the connecting pin (8) is rotatably connected to the protective plate (2).

8. The through-the-wall terminal block according to claim 7, characterized in that: The protective plate (2) is provided with a countersunk hole (203), and the main body (1) is correspondingly provided with an insert nut (102). A captive screw (4) passes through the countersunk hole (203) and is connected to the insert nut (102), so that the sealing gasket (7) is pressed tightly against the top plane (504) of the threading plate (5).

9. The through-the-wall terminal block according to claim 8, characterized in that: The copper bar comprises a first copper bar (10), a second copper bar (11), and a third copper bar (12); the first copper bar (10), the second copper bar (11), and the third copper bar (12) are all provided with wiring holes in the horizontal direction and wiring holes in the vertical direction to form a cross-shaped wiring.

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