Frequency converter wiring terminal installation structure

Abstract

The utility model provides a frequency converter wiring terminal installation structure which comprises an installation plate, two sides of the top of the installation plate are symmetrically and fixedly provided with two fixing plates, a wiring terminal is installed between the fixing plates through an installation mechanism, and the installation mechanism comprises a button. The wiring terminal is installed between the fixing plates, one end of each clamping rod is clamped in the corresponding fixing plate, the wiring terminal can be rapidly installed, the wiring terminal can be rapidly disassembled by extruding the clamping rods through the buttons, operation is easy, the wiring terminal can be conveniently replaced, and the wiring terminal can be positioned through the inserting grooves and the inserting blocks; the wire core of the wire can be clamped and fixed through the first clamping mechanisms such as the first fixing block and the first adjusting block, and the wire can be clamped and fixed through the second clamping mechanisms such as the second fixing block and the second adjusting block, so that double fixation of the wire is facilitated, the stability of the wire is improved, and the wire is prevented from loosening.

Description

Technical Field

[0001] The utility model relates to the technical field of inverter wiring terminals, in particular to an inverter wiring terminal installation structure. Background Art

[0002] The inverter uses the on-off function of power semiconductor devices to convert AC with fixed voltage and frequency into AC with adjustable voltage and frequency. The inverter and the wires are connected and fixed through wiring terminals. The inverter wiring terminals are fixed to the inverter by screws or bolts, which makes it difficult to disassemble and assemble the wiring terminals. When replacing the wiring terminals, the screws or bolts need to be removed or installed one by one, which has low disassembly and assembly efficiency. Moreover, after the wires are fixed inside the wiring terminals, when the inverter is vibrated or impacted, the wires are easy to loosen from the inside of the wiring terminals.

[0003] To this end, the utility model provides a frequency converter wiring terminal installation structure. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a frequency converter terminal installation structure to solve the problems raised in the above-mentioned background technology. The utility model can quickly install and disassemble the terminal blocks through installation mechanisms such as buttons and clamping rods, thereby facilitating the replacement of the terminal blocks; the first clamping mechanism and the second clamping mechanism are used to facilitate the double fixation of the wires, thereby improving the stability of the wires and preventing them from loosening.

[0005] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: a frequency converter terminal mounting structure, including a mounting plate, two fixed plates are symmetrically fixedly arranged on both sides of the top of the mounting plate, and the terminal is installed between the fixed plates through a mounting mechanism, the mounting mechanism includes a button, and the button limit is movably arranged inside the fixed plate, and the inside of the terminal is equidistantly provided with mounting grooves, and a first clamping mechanism is arranged inside the mounting groove, the first clamping mechanism includes a first fixed block, and the first fixed block is fixedly arranged at the bottom of the inner side of the mounting groove, and a second clamping mechanism is arranged on the outer side of the inner side of the mounting groove, and a sealing mechanism is arranged on one side of the second clamping mechanism.

[0006] Furthermore, a first adjusting block is movably provided on the top of the first fixed block by means of a screw, the first adjusting block is in a "Z" shape, the first adjusting block is movably provided inside the mounting groove, and the first fixed block and the first adjusting block are both conductive metal blocks.

[0007] Furthermore, the screw is threadedly installed inside the top end of the connecting terminal, and the bottom end of the screw is limitedly rotatably installed on the top of the first adjusting block.

[0008] Furthermore, the second clamping mechanism includes a second fixing block, which is fixedly arranged inside the installation groove corresponding to the outer side of the first fixing block, and the second fixing block is an insulating metal block.

[0009] Furthermore, a second adjusting block is provided on the top of the second fixed block through a sliding rod for limiting sliding. The sliding rod is installed inside the terminal block for limiting sliding through a second spring. The second adjusting block is an insulating metal block.

[0010] Furthermore, the sealing mechanism includes a first sealing block, which is fixedly arranged at one end of a second fixed block, and a second sealing block is fixedly arranged at the bottom of one end of the first adjusting block, and the first sealing block and the second sealing block are in the same plane.

[0011] Furthermore, clamping rods are symmetrically installed on both sides of the connecting terminal for limiting sliding, a clamping rod spring is fixedly arranged between one end of the clamping rod and the connecting terminal, an arc surface is arranged at the bottom of the other end of the clamping rod, and an arc surface is arranged at the top of one end of the button.

[0012] Furthermore, mounting holes are symmetrically provided at both ends of the mounting plate, a plug-in slot is provided at the center of the top of the mounting plate, an insert block is fixedly provided at the bottom of the wiring terminal, and the insert block is installed inside the plug-in slot.

[0013] The beneficial effects of the utility model: the utility model is a frequency converter terminal installation structure. By installing the terminal between the fixed plates, one end of the clamping rod is clamped inside the fixed plate, so that the terminal can be quickly installed, and the terminal can be quickly disassembled by squeezing the clamping rod with a button. The operation is simple and convenient for replacing the terminal. The plug-in slot and the plug-in block can position the terminal. The first clamping mechanism such as the first fixed block and the first adjusting block can clamp and fix the wire core, and the second clamping mechanism such as the second fixed block and the second adjusting block can clamp and fix the wire, which is convenient for doubly fixing the wire, improving the stability of the wire and preventing it from loosening. The first sealing block and the second sealing block are provided to facilitate the sealing of the installation groove to prevent debris from entering the interior of the installation groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural diagram of a frequency converter terminal installation structure of the utility model;

[0015] Figure 2 This is a front cross-sectional view of a frequency converter terminal installation structure of the utility model;

[0016] Figure 3 The utility model is a frequency converter terminal installation structure Figure 2 Enlarged view of point A in the middle;

[0017] Figure 4 It is a right side cross-sectional view of a terminal block of a frequency converter terminal block installation structure of the utility model;

[0018] In the figure: 1. mounting plate; 2. fixing plate; 3. wiring terminal; 4. mounting hole; 5. screw; 6. mounting slot; 7. button; 8. first fixing block; 9. first adjusting block; 10. plug-in slot; 11. plug-in block; 12. clamping rod; 13. clamping rod spring; 14. second fixing block; 15. second adjusting block; 16. sliding rod; 17. first sealing rubber block; 18. second sealing rubber block. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] See also Figures 1 to 3 The utility model provides a technical solution: an inverter terminal mounting structure, comprising a mounting plate 1, two fixing plates 2 are symmetrically fixedly arranged on both sides of the top of the mounting plate 1, a terminal 3 is installed between the fixing plates 2 through a mounting mechanism, the mounting mechanism comprises a button 7, the button 7 is limited and movablely arranged inside the fixing plate 2, mounting grooves 6 are equidistantly provided inside the terminal 3, a first clamping mechanism is arranged inside the mounting groove 6, the first clamping mechanism comprises a first fixing block 8, the first fixing block 8 is fixedly arranged at the bottom of the inner side of the mounting groove 6, a second clamping mechanism is arranged on the outer side of the inner side of the mounting groove 6, a sealing mechanism is arranged on one side of the second clamping mechanism, through the cooperation of the first clamping mechanism and the second clamping mechanism, it is convenient to double fix the wires to prevent the wires from loosening.

[0021] In this embodiment, a first adjusting block 9 is movably provided on the top of the first fixing block 8 through a screw 5. The shape of the first adjusting block 9 is "Z"-shaped. The first adjusting block 9 is movably provided inside the mounting groove 6. The first fixing block 8 and the first adjusting block 9 are both conductive metal blocks. The screw 5 is threadedly installed inside the top of the wiring terminal 3. The bottom end of the screw 5 is rotationally limited and installed on the top of the first adjusting block 9. The second clamping mechanism includes a second fixing block 14. The second fixing block 14 is fixedly provided inside the mounting groove 6 corresponding to the outer side of the first fixing block 8. The second fixing block 14 is an insulating metal block. The top of the second fixing block 14 is provided with a second adjusting block 15 through a sliding rod 16 for limiting sliding. The sliding rod 16 is slidingly installed inside the wiring terminal 3 through a second spring for limiting sliding. The second adjusting block 15 is an insulating metal block, and the sealing mechanism includes a first sealing rubber block 17, which is fixedly arranged at one end of the second fixing block 14, and a second sealing rubber block 18 is fixedly arranged at the bottom of one end of the first adjusting block 9, and the first sealing rubber block 17 and the second sealing rubber block 18 are in the same plane. By rotating the screw 5, the screw 5 drives the first adjusting block 9 to descend, so that the wire core of the wire can be clamped and fixed by the first adjusting block 9 and the first fixing block 8. At the same time, one end of the first adjusting block 9 squeezes the second adjusting block 15, so that the wire can be clamped and fixed by the second adjusting block 15 and the second fixing block 14. The sealing mechanism such as the first sealing rubber block 17 and the second sealing rubber block 18 is convenient for sealing the installation groove 6 to prevent dust and other debris from entering the interior of the installation groove 6.

[0022] In this embodiment, a clamping rod 12 is symmetrically installed on both sides of the terminal block 3 for limiting sliding. A clamping rod spring 13 is fixedly arranged between one end of the clamping rod 12 and the terminal block 3. An arc surface is arranged at the bottom of the other end of the clamping rod 12, and an arc surface is arranged at the top of one end of the button 7. The clamping rod 12 is clamped inside the fixed plate 2 under the elastic force of the clamping rod spring 13, so as to facilitate limiting the terminal block 3.

[0023] In this embodiment, mounting holes 4 are symmetrically provided at both ends of the mounting plate 1, a plug-in slot 10 is provided at the center position of the top of the mounting plate 1, and an insert block 11 is fixedly provided at the bottom of the wiring terminal 3. The insert block 11 is installed inside the insert slot 10. The mounting holes 4 facilitate fixing the mounting plate 1 on the inverter, and the insert block 11 and the insert slot 10 facilitate positioning of the wiring terminal 3.

[0024] When the inverter terminal installation structure is used, the mounting plate 1 is fixed to the inverter through the mounting holes 4 and bolts, and the terminal 3 is installed between the fixing plates 2 on both sides. The fixing plates 2 squeeze the clamping rod 12 through the arc surface, so that the clamping rod 12 enters the interior of the terminal 3 and compresses the clamping rod spring 13. The terminal 3 is limited by the plug block 11 and the plug slot 10. After the plug block 11 is inserted into the plug slot 10, the clamping rod 12 is clamped in the interior of the fixing plate 2 under the elastic force of the clamping rod spring 13, so that the terminal 3 can be quickly installed. The terminal 3 can be quickly disassembled by squeezing the clamping rod 12 by the button 7. The operation is simple and the terminal 3 is convenient to replace. Insert the wire core into the installation groove 6, and insert the wire core between the first fixing block 8 and the first adjusting block 9, turn the screw 5, the screw 5 drives the first adjusting block 9 to descend, and the wire core can be clamped and fixed by the extrusion of the first fixing block 8 and the first adjusting block 9. At the same time, the first adjusting block 9 drives the second adjusting block 15 to descend, and the wire can be clamped and fixed by the second fixing block 14 and the second adjusting block 15, which is convenient for doubly fixing the wire, improving the stability of the wire and preventing it from loosening; when the first adjusting block 9 descends, it can drive the second sealing block 18 to descend, and the first sealing block 17 and the second sealing block 18 are arranged to facilitate the sealing of the installation groove 6 to prevent debris from entering the interior of the installation groove 6.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A frequency converter terminal mounting structure, comprising a mounting plate (1), characterized in that: Two fixing plates (2) are symmetrically fixedly arranged on both sides of the top of the mounting plate (1); a wiring terminal (3) is installed between the fixing plates (2) via a mounting mechanism; the mounting mechanism comprises a button (7); the button (7) is limitedly movably arranged inside the fixing plate (2); mounting grooves (6) are equidistantly provided inside the wiring terminal (3); a first clamping mechanism is arranged inside the mounting groove (6); the first clamping mechanism comprises a first fixing block (8); the first fixing block (8) is fixedly arranged at the bottom of the inner side of the mounting groove (6); a second clamping mechanism is arranged on the outer side of the inner side of the mounting groove (6); a sealing mechanism is arranged on one side of the second clamping mechanism.

2. The inverter terminal installation structure according to claim 1, characterized in that: A first adjusting block (9) is movably arranged on the top of the first fixing block (8) via a screw (5); the first adjusting block (9) is in a "Z" shape; the first adjusting block (9) is movably arranged inside the mounting groove (6); and both the first fixing block (8) and the first adjusting block (9) are conductive metal blocks.

3. The inverter terminal installation structure according to claim 2, characterized in that: The screw (5) is threadedly mounted inside the top end of the wiring terminal (3), and the bottom end of the screw (5) is rotationally mounted on the top of the first adjustment block (9).

4. The inverter terminal installation structure according to claim 3, characterized in that: The second clamping mechanism comprises a second fixing block (14), the second fixing block (14) being fixedly arranged inside the mounting groove (6) corresponding to the outside of the first fixing block (8), the second fixing block (14) being an insulating metal block.

5. The inverter terminal installation structure according to claim 4, characterized in that: A second adjusting block (15) is provided on the top of the second fixed block (14) in a limited sliding manner via a sliding rod (16); the sliding rod (16) is installed in a limited sliding manner inside the connecting terminal (3) via a second spring; the second adjusting block (15) is an insulating metal block.

6. The inverter terminal installation structure according to claim 5, characterized in that: The sealing mechanism comprises a first sealing rubber block (17), the first sealing rubber block (17) being fixedly arranged at one end of a second fixing block (14), a second sealing rubber block (18) being fixedly arranged at the bottom of one end of the first adjusting block (9), and the first sealing rubber block (17) and the second sealing rubber block (18) being located within the same plane.

7. The inverter terminal installation structure according to claim 1, characterized in that: A clamping rod (12) is symmetrically and slidably mounted on both sides of the connecting terminal (3); a clamping rod spring (13) is fixedly arranged between one end of the clamping rod (12) and the connecting terminal (3); an arcuate surface is arranged at the bottom of the other end of the clamping rod (12); and an arcuate surface is arranged at the top of one end of the button (7).

8. The inverter terminal installation structure according to claim 1, characterized in that: The mounting plate (1) has mounting holes (4) symmetrically formed at both ends, a plug-in slot (10) is formed at the center of the top of the mounting plate (1), and an insert block (11) is fixedly provided at the bottom of the wiring terminal (3), the insert block (11) being installed inside the plug-in slot (10).

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