A kind of electrical corrosion resistant terminal block

Abstract

The utility model relates to the technical field of terminal blocks, and specifically is an electro-corrosion resistant terminal block. The utility model comprises a base plate, a positioning component and a protective component. The positioning component comprises a fixed block, the fixed block is fixedly arranged on the upper surface of the base plate, the internal thread of the fixed block is provided with a threaded rod, one end of the threaded rod is fixedly provided with a rotating block, the other end of the threaded rod is hinged with an extrusion block, and one side of the extrusion block is fixedly provided with a pair of limit blocks. The utility model fixes the position of the terminal block through the cooperation of the extrusion block and a pair of clamping blocks, prevents the wires from being detached during the movement of the terminal block, and prevents loose connections. Since the inner sides of several hidden grooves are coated with a low-resistance semiconductor paint layer, the terminal block is prevented from being corroded and damaged. The protective cover is fixed to the upper surface of the base plate by inserting the rod thread into the interior of the control groove, so as to prevent dust and dirt from accumulating on the terminal block and prevent the service life of the terminal block from being affected.

Description

Technical Field

[0001] The utility model relates to the technical field of wiring terminal blocks, in particular to an electrical corrosion resistant wiring terminal block. Background Art

[0002] The terminal block is an electrical component used to connect circuits in electrical equipment. The number of terminal points in each row of the terminal block is different, and its model can be determined according to the needs of engineering technical parameters.

[0003] In the prior art, a terminal block proposed in patent application number “CN201320520831.2” includes a terminal block body, on which a plurality of insulating partitions are evenly distributed along the length direction thereof and form wiring holes therebetween.

[0004] However, in the above patent, since the terminal block needs to be moved, the wires may become detached or loose during the movement, resulting in a loose connection, capacitive discharge caused by the loss of electrical contact of the terminal block, thereby corroding and damaging the terminal block. In addition, the terminal block is uneven and easily accumulates dust and dirt, which affects the service life of the terminal block. Utility Model Content

[0005] The utility model aims to provide an electro-corrosion resistant terminal block to solve the problems raised in the above-mentioned background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A corrosion-resistant terminal block comprises a base plate, a positioning assembly and a protective assembly. The positioning assembly comprises a fixed block fixedly arranged on the upper surface of the base plate, the internal thread of the fixed block is provided with a threaded rod, and a rotating block is fixedly arranged at one end of the threaded rod.

[0008] The other end of the threaded rod is hinged with an extrusion block, one side of the extrusion block is fixedly provided with a pair of limit blocks, the upper surface of the base plate is provided with a pair of connecting blocks, one side of the pair of connecting blocks is provided with a limit groove, the pair of limit blocks are slidably arranged inside the pair of limit grooves, the upper surface of the base plate is provided with a terminal strip, the upper surface of the base plate is provided with a pair of clamping blocks, and the terminal strip is arranged between the pair of clamping blocks and the extrusion block.

[0009] Preferably, a pair of protrusions are fixedly provided on the other side of the extrusion block, a pair of grooves are opened on one side of the terminal strip, and the pair of protrusions are slidably provided inside the pair of grooves respectively.

[0010] Preferably, a pair of positioning blocks are fixedly provided on the other side of the terminal strip, a pair of block has a positioning groove formed on one side, and the pair of positioning blocks are slidably provided inside the pair of positioning grooves respectively.

[0011] Preferably, a plurality of hidden grooves are provided on the other side of the terminal strip plate, a low-resistance semiconductor paint layer is provided on the inner side of the plurality of hidden grooves, and screws are provided inside the hidden grooves.

[0012] Preferably, the protective assembly includes a protective cover, which is arranged on the upper surface of the base plate, a pair of extension blocks are fixedly arranged on the lower surface of the protective cover, a pair of placement grooves are opened on the upper surface of the base plate, and the pair of extension blocks are slidably arranged inside the pair of placement grooves.

[0013] Preferably, a pair of insertion holes are opened on the upper surface of the protective cover, and insertion rods are slidably arranged inside the pair of insertion holes. A pair of control grooves are opened on the upper surface of the bottom plate, and the lower ends of the pair of insertion rods are respectively threadedly arranged inside the pair of control grooves.

[0014] Beneficial effects of the utility model:

[0015] The utility model has a positioning component including a fixed block, a threaded rod, a rotating block and an extrusion block, etc., and the position of the terminal strip is fixed by the cooperation of the extrusion block and a pair of clamping blocks, so as to prevent the wires from being detached during the movement of the terminal strip and prevent loose connections. Since the inner sides of several hidden grooves are coated with a low-resistance semiconductor paint layer, the terminal strip is prevented from being corroded and damaged. Since the protective component includes a protective cover, an extension block and a placement groove, etc., the protective cover is fixed to the upper surface of the base plate by inserting the rod into the interior of the control groove through a thread. This prevents dust and dirt from accumulating on the terminal strip and preventing the service life of the terminal strip from being affected. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the prior art description are briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the fixed block and the connecting block of the utility model;

[0019] Figure 3 It is a schematic diagram of the structure of the threaded rod and terminal strip of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the rotating block and the limiting block of the utility model;

[0021] Figure 5 It is a schematic diagram of the extension block and the jack structure of the utility model.

[0022] The reference numerals in the figures are as follows:

[0023] 1. Base plate; 2. Fixed block; 3. Threaded rod; 4. Rotating block; 5. Extrusion block; 6. Limit block; 7. Connecting block; 8. Limiting groove; 9. Terminal strip; 10. Bump; 11. Groove; 12. Block; 13. Positioning block; 14. Positioning groove; 15. Low-resistance semiconductor paint layer; 16. Screw; 17. Protective cover; 18. Placement groove; 19. Extension block; 20. Socket; 21. Plug rod; 22. Control groove. DETAILED DESCRIPTION

[0024] 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 of 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.

[0025] A corrosion-resistant terminal block includes a base plate 1, a positioning assembly and a protective assembly. The positioning assembly includes a fixed block 2, which is fixedly arranged on the upper surface of the base plate 1. The internal thread of the fixed block 2 is provided with a threaded rod 3, and a rotating block 4 is fixedly arranged at one end of the threaded rod 3.

[0026] The other end of the threaded rod 3 is hinged with an extrusion block 5, one side of the extrusion block 5 is fixedly provided with a pair of limit blocks 6, the upper surface of the base plate 1 is provided with a pair of connecting blocks 7, one side of the pair of connecting blocks 7 is provided with a limit groove 8, the pair of limit blocks 6 are respectively slidably arranged inside the pair of limit grooves 8, the upper surface of the base plate 1 is provided with a terminal strip plate 9, the upper surface of the base plate 1 is provided with a pair of clamping blocks 12, and the terminal strip plate 9 is arranged between the pair of clamping blocks 12 and the extrusion block 5.

[0027] like Figure 1 , Figure 2 , Figure 3 and Figure 4 , fix the fixed block 2 on the upper surface of the base plate 1, and the fixed block 2 is arranged between a pair of connecting blocks 7. Since the threaded rod 3 is threadedly arranged inside the fixed block 2, the threaded rod 3 is driven to rotate inside the fixed block 2 by the rotating block 4, driving the terminal strip 9 to move on the upper surface of the base plate 1, so that a pair of limit blocks 6 slide inside a pair of limit grooves 8 respectively, control the position of the terminal strip 9, and fix the terminal strip 9 on one side of a pair of clamping blocks 12 by the extrusion block 5.

[0028] A pair of protrusions 10 are fixedly disposed on the other side of the extrusion block 5 , and a pair of grooves 11 are opened on one side of the terminal strip plate 9 . The pair of protrusions 10 are slidably disposed inside the pair of grooves 11 .

[0029] like Figure 2 and Figure 3 When the extrusion block 5 pushes the terminal strip 9 , the pair of protrusions 10 slide inside the pair of grooves 11 respectively, limiting the position of the terminal strip 9 .

[0030] A pair of positioning blocks 13 are fixedly disposed on the other side of the terminal strip 9 , and a positioning groove 14 is formed on one side of the pair of clamping blocks 12 . The pair of positioning blocks 13 are slidably disposed inside the pair of positioning grooves 14 .

[0031] like Figure 2 and Figure 3 When the terminal strip plate 9 moves, the pair of positioning blocks 13 slide inside the pair of positioning grooves 14 respectively to fix the position of the terminal strip plate 9.

[0032] A plurality of hidden grooves are provided on the other side of the terminal strip plate 9 , and a low-resistance semiconductor paint layer 15 is provided inside each of the hidden grooves, and screws 16 are provided inside each of the hidden grooves.

[0033] like Figure 1 and Figure 3 Since the inner sides of the plurality of hidden grooves are coated with a low-resistance semiconductor paint layer 15, a plurality of screws 16 are respectively arranged inside the plurality of hidden grooves.

[0034] The protection component includes a protection cover 17, which is arranged on the upper surface of the base plate 1. A pair of extension blocks 19 are fixedly arranged on the lower surface of the protection cover 17. A pair of placement grooves 18 are opened on the upper surface of the base plate 1, and the pair of extension blocks 19 are slidably arranged inside the pair of placement grooves 18 respectively.

[0035] like Figure 1 , Figure 2 and Figure 5 , the protective cover 17 is placed on the upper surface of the base plate 1 , so that a pair of extension blocks 19 slide inside a pair of placement grooves 18 respectively to control the position of the protective cover 17 .

[0036] A pair of insertion holes 20 are provided on the upper surface of the protective cover 17 , and insertion rods 21 are slidably provided inside the pair of insertion holes 20 . A pair of control grooves 22 are provided on the upper surface of the bottom plate 1 , and the lower ends of the pair of insertion rods 21 are respectively threadedly provided inside the pair of control grooves 22 .

[0037] like Figure 1 , Figure 4 and Figure 5 , slide a pair of rods 21 into the inside of a pair of holes 20 respectively, and rotate the pair of rods 21 so that the lower ends of the pair of rods 21 are threadedly inserted into the inside of a pair of control grooves 22 respectively, and the protective cover 17 is fixed to the upper surface of the base plate 1.

[0038] The working principle of the electrical corrosion resistant terminal block provided by the utility model is as follows:

[0039] Place the terminal strip 9 between the extrusion block 5 and a pair of clamping blocks 12, so that the pair of positioning blocks 13 are respectively slid into the inside of a pair of positioning grooves 14, rotate the rotating block 4, so that the threaded rod 3 rotates inside the fixed block 2, so that the extrusion block 5 moves on the upper surface of the base plate 1, and the pair of limit blocks 6 are respectively slid inside the pair of limit grooves 8 to control the position of the extrusion block 5. When moving the extrusion block 5, the pair of protrusions 10 are respectively slid into the inside of a pair of grooves 11. The position of the terminal strip 9 is fixed by the extrusion block 5 and the pair of clamping blocks 12, and the protective cover 17 is set on the upper surface of the base plate 1, and the pair of extension blocks 19 are set inside the pair of placement grooves 18. The plug rod 21 is slidably inserted into the inside of the jack 20. By rotating the plug rod 21, the lower end of the plug rod 21 is threadedly inserted into the inside of the control groove 22 to fix the protective cover 17 on the upper surface of the base plate 1.

[0040] Compared with the related art, the anti-corrosion terminal block provided by the utility model has the following beneficial effects:

[0041] The utility model comprises a positioning assembly including a fixed block 2, a threaded rod 3, a rotating block 4 and an extrusion block 5, etc., and the extrusion block 5 cooperates with a pair of clamping blocks 12 to fix the position of the terminal strip 9, thereby preventing the wires from being separated during the movement of the terminal strip 9 and preventing loose connections. Since the inner sides of the plurality of hidden grooves are coated with a low-resistance semiconductor paint layer 15, the terminal strip 9 is prevented from being corroded and damaged.

[0042] Since the protective assembly includes a protective cover 17, an extension block 19 and a placement groove 18, etc., the protective cover 17 is fixed to the upper surface of the base plate 1 by threading the insertion rod 21 into the interior of the control groove 22 to prevent dust and dirt from accumulating on the terminal strip 9 and affecting the service life of the terminal strip 9.

[0043] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. An electro-corrosion resistant terminal block, comprising a base plate (1), a positioning assembly and a protective assembly, characterized in that: The positioning assembly comprises a fixed block (2), the fixed block (2) is fixedly arranged on the upper surface of the bottom plate (1), the internal thread of the fixed block (2) is provided with a threaded rod (3), and one end of the threaded rod (3) is fixedly provided with a rotating block (4); The other end of the threaded rod (3) is hingedly connected to an extrusion block (5), one side of the extrusion block (5) is fixedly provided with a pair of limit blocks (6), the upper surface of the bottom plate (1) is provided with a pair of connection blocks (7), one side of the pair of connection blocks (7) is provided with a limit groove (8), the pair of limit blocks (6) are respectively slidably arranged inside the pair of limit grooves (8), the upper surface of the bottom plate (1) is provided with a terminal row plate (9), the upper surface of the bottom plate (1) is provided with a pair of clamping blocks (12), and the terminal row plate (9) is arranged between the pair of clamping blocks (12) and the extrusion block (5).

2. The electrical corrosion resistant terminal block according to claim 1, characterized in that: A pair of protrusions (10) are fixedly arranged on the other side of the extrusion block (5), a pair of grooves (11) are opened on one side of the terminal row plate (9), and the pair of protrusions (10) are respectively slidably arranged inside the pair of grooves (11).

3. The electrical corrosion resistant terminal block according to claim 2, characterized in that: A pair of positioning blocks (13) are fixedly arranged on the other side of the terminal row plate (9), a positioning groove (14) is provided on one side of the pair of clamping blocks (12), and the pair of positioning blocks (13) are respectively slidably arranged inside the pair of positioning grooves (14).

4. The electrical corrosion resistant terminal block according to claim 3, characterized in that: A plurality of hidden grooves are provided on the other side of the terminal row plate (9), a low-resistance semiconductor paint layer (15) is provided inside the plurality of hidden grooves, and screws (16) are provided inside the plurality of hidden grooves.

5. The electrical corrosion resistant terminal block according to claim 1, characterized in that: The protection assembly comprises a protection cover (17), the protection cover (17) is arranged on the upper surface of the base plate (1), a pair of extension blocks (19) are fixedly arranged on the lower surface of the protection cover (17), a pair of placement grooves (18) are opened on the upper surface of the base plate (1), and the pair of extension blocks (19) are respectively slidably arranged inside the pair of placement grooves (18).

6. The electrical corrosion resistant terminal block according to claim 5, characterized in that: A pair of insertion holes (20) are provided on the upper surface of the protective cover (17), and insertion rods (21) are slidably arranged inside the pair of insertion holes (20). A pair of control grooves (22) are provided on the upper surface of the bottom plate (1), and the lower ends of the pair of insertion rods (21) are respectively threadedly arranged inside the pair of control grooves (22).

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