A photovoltaic MC4 connector tool with disassembly function

By designing the photovoltaic MC4 connector tool with automatic feeding, sliding closure and connection mechanism, the problems of cumbersome and low efficiency of traditional tools are solved, automatic feeding and convenient operation are achieved, and installation efficiency and adaptability are improved.

CN117728263BActive Publication Date: 2025-03-07HUANENG POWER INT HUAIYIN NO 2 POWER GENERATING CO LTD
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Patent Information

Application Number
CN202311778278.7
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-12-21
Publication Date
2025-03-07
Estimated Expiration
2043-12-21

AI Technical Summary

Technical Problem

When installing MC4 photovoltaic connectors, traditional wire crimping tools are cumbersome to operate, consume a lot of energy, and are prone to damage. The need for both hands to cooperate will lead to inconvenient operation, especially in the case of small space or large workload, the installation efficiency is low.

Method used

A photovoltaic MC4 connector tool with disassembly function is designed, including an automatic feeding mechanism, a sliding closure mechanism and a connecting mechanism. The automatic feeding mechanism realizes automatic feeding through a rotating disc and feeding seat, the sliding closing mechanism realizes the closing and movement of the movable handle through the sliding frame and the sliding shaft, and the connecting mechanism realizes the fixing of the tool through the pulling rod and the clamping rod.

Benefits of technology

Through the setting of the automatic feeding mechanism, automatic feeding during the line pressing process is realized, reducing the frequency and energy consumption of manual operation; the sliding closure mechanism and connection mechanism improve the operation convenience and flexibility of the tool, adapt to the use needs of different scenarios, and improve installation efficiency.

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Abstract

The present invention discloses a photovoltaic MC4 connector tool with a disassembly function, which relates to the field of tools, and includes a pliers body, a passive base is installed on the pliers body, an active base is slidably installed on the pliers body, and a wire crimping seat is installed on the side where the passive base and the active base are close to each other. It should be noted that, through the setting of the automatic feeding mechanism, the sliding closing mechanism and the connecting mechanism, the movable handle is moved so that the push rod pushes the driving disk to rotate, drives the rotating disk to rotate, and sends the terminal to the wire crimping seat to complete the wire crimping, thereby completing the automatic feeding action; the wrench is hidden on the handle, so that the wire crimping pliers also have a disassembly function, and the sliding frame is moved so that it slides in the sliding groove through the sliding shaft, which can drive the movable handle to move and complete the wire crimping operation. In a small space or other special circumstances, it can be operated without pinching the movable handle by hand, and the wire crimping pliers can be fixed on the attachment, further meeting the needs of different environments.
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Description

Technical Field

[0001] The present invention relates to the technical field of tools, and in particular to a photovoltaic MC4 connector tool with a disassembly function. Background Art

[0002] MC4 is a very important component in solar photovoltaic power generation system, used to connect solar panels with inverters or other electrical equipment. MC4 photovoltaic connector is one of the most widely used connectors at present. It has the advantages of simple structure, easy installation and high reliability. Therefore, it is widely used in photovoltaic power generation system. The installation of MC4 photovoltaic connector is very simple. You only need to peel off a section of the cable, insert the inner core of the connector, and then tighten the outer shell of the connector to complete the connection. The positive and negative poles are marked on the outer shell of the connector, so that the installer can easily and correctly connect the cable and avoid the problem of wrong polarity. The outer shell of the connector is also provided with anti-slip texture, so that the installer can easily tighten the connector in wet or gloves, which improves the installation efficiency.

[0003] However, when installing the MC4 photovoltaic connector, the terminal needs to be pressed on the cable, stripped for a section, and then inserted into the inner core of the connector to complete the installation. When crimping, the traditional working method is to place the terminal on the crimping pliers, insert the wire into the crimping pliers, and then pinch the movable handle to make the two crimping seats contact to complete the crimping work. However, since the terminal is small, the terminal needs to be repeatedly inserted each time the crimping is performed. Therefore, in the actual operation process, frequently adding terminals and placing them on the crimping pliers is a very tedious and energy-consuming task. If you are not careful, the terminal will be damaged and cannot be repaired and used, wasting resources. In addition, the other hand is required to hold the cable, so the staff's two hands need to work together at the same time, so it is very inconvenient to operate; in addition, when the space is small or the workload is large, it is still only possible to operate in this way, which greatly reduces the installation efficiency. Summary of the invention

[0004] The object of the present invention is to provide a photovoltaic MC4 connector tool with a disassembly function to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A photovoltaic MC4 connector tool with a disassembly function, comprising a pliers body, a passive base is mounted on the pliers body, an active base is slidably mounted on the pliers body, a wire crimping seat is mounted on the side where the passive base and the active base are close to each other, a movable handle is mounted on the active base, and the movable handle is moved to drive the active base to move to complete wire crimping, and a handle is mounted on the pliers body;

[0007] It also includes an automatic feeding mechanism, which is installed on one side of the clamp body and feeds the clamp body; the automatic feeding mechanism includes a rotating disk, which is rotatably installed on one side of the clamp body, and a plurality of feeding seats are slidably installed at equal intervals along the circumferential direction on the outer side of the rotating disk, and clamping pieces are installed on the inner walls of both sides of the feeding seat, and a terminal is clamped between the two clamping pieces for conveying the terminal into the clamp body;

[0008] It also includes a sliding closing mechanism, which is installed on the movable handle and the handle, and is used to close the movable handle;

[0009] It also includes a connecting mechanism, which is installed on the handle and is used to fix the handle on the attachment; the connecting mechanism includes a base, on which a rotating seat is rotatably installed, and pulling rods are movably installed on both sides of the rotating seat, and a clamping rod is rotatably installed in the pulling rod, and the rotating seat is clamped on the attachment by the two clamping rods.

[0010] Furthermore, in a preferred embodiment of the present invention, the automatic feeding mechanism further comprises a mounting plate, the mounting plate is mounted on one side of the clamp body, a rotating shaft is rotatably mounted at the center of the mounting plate, the rotating plate is mounted at one end of the rotating shaft, and a hatch cover is clamped on one side of the rotating plate;

[0011] A driving disk is installed at the other end of the rotating shaft, and a plurality of pushing grooves are equidistantly arranged in an annular manner on the outer side of the driving disk in the circumferential direction. A pushing rod is installed at one side of the active base, and the active base moves upward to drive the pushing rod to push the driving disk to rotate.

[0012] Further, in a preferred embodiment of the present invention, a plurality of telescopic grooves are formed in an annular manner and equidistantly along the circumferential direction on the outer side of the rotating shaft, a locking rod is movably installed in the telescopic groove, a plurality of locking grooves are formed in an annular manner and equidistantly along the circumferential direction on the inner wall of the mounting plate, and a plurality of the locking rods are respectively clamped in the plurality of the locking grooves;

[0013] A return spring is installed on the inner wall of the telescopic slot, and the other end of the return spring is installed on the locking rod.

[0014] Furthermore, in a preferred embodiment of the present invention, the side of the mounting plate close to the passive base is flat, and an extrusion block is installed on one side of the feeding seat, and the extrusion block rotates and is squeezed and retracted by the flat side of the passive base;

[0015] A plurality of slide grooves are provided at equal intervals along the circumferential direction on the outer side of the rotating disk, and a plurality of feeding seats are slidably installed in the plurality of slide grooves respectively. A support spring is installed on the inner wall of the slide groove, and the other end of the support spring is installed on the feeding seat.

[0016] Furthermore, in a preferred embodiment of the present invention, connecting seats are installed on both inner walls of the feeding seat, a push rod is movably installed in the connecting seat, and the push rod is installed on the clamping piece;

[0017] A tension spring is installed on the inner wall of the connecting seat, and the other end of the tension spring is installed on the push rod.

[0018] Further, in a preferred embodiment of the present invention, the sliding closing mechanism comprises two sliding frames, and the two sliding frames are slidably mounted on both sides of the movable handle and the handle respectively;

[0019] The movable handle and the two sides of the handle are both provided with sliding grooves, and the two ends of the sliding frame are both provided with rotation grooves, and a sliding shaft is rotatably installed in the rotation groove, and the sliding shaft is slidably installed in the sliding groove.

[0020] Furthermore, in a preferred embodiment of the present invention, a pulling groove is provided on both sides of the rotating seat, and the ends of the two pulling rods close to each other are movably installed in the two pulling grooves, and pulling springs are installed on both sides, and the ends of the two pulling springs close to each other are respectively installed on the inner walls of the two pulling grooves close to each other;

[0021] The pulling rod is provided with a folding groove, a folding shaft is rotatably installed in the folding groove, and the clamping rod is installed on the folding shaft.

[0022] Furthermore, in a preferred embodiment of the present invention, an adjustment slot is provided on the base, an adjustment seat is rotatably installed in the adjustment slot, and the adjustment seat is installed on the rotating seat;

[0023] The adjustment seat is made of rubber material and has an interference fit with the adjustment groove.

[0024] Furthermore, in a preferred embodiment of the present invention, a wire clamping seat is installed on a side of the active base away from the rotating disk, and spring plates are installed on inner walls on both sides of the wire clamping seat, and the two spring plates are used to clamp the cables.

[0025] Furthermore, in a preferred embodiment of the present invention, two wrenches are provided on the bottom side of the handle, bolts are installed on the handle, and the two wrenches are installed on the bottom side of the handle through the bolts.

[0026] The beneficial effects of the photovoltaic MC4 connector tool with disassembly function proposed by the present invention are:

[0027] In the present invention, through the setting of the automatic feeding mechanism, when the crimping pliers are used to crimp the wiring of the photovoltaic MC connector, the movable handle is moved so that the push rod drives the driving disk to rotate and drives the rotating disk to rotate. When the rotating disk rotates and drives multiple feeding seats to rotate, one feeding seat rotates to the flat part of the mounting disk. At this time, under the tensile force of the supporting spring, the feeding seat is driven to slide in the slide groove, and the terminal is sent to the crimping seat to complete the crimping, thereby completing the automatic feeding action; by hiding the wrench on the handle, when simple disassembly is required, the wrench can be rotated out for disassembly, and when one wrench is not enough, the bolts are removed and the two wrenches are taken out for disassembly, so that the crimping pliers have both disassembly functions, further meeting the needs of different environments.

[0028] Furthermore, in the present invention, through the setting of the sliding closing mechanism, when the movable handle is moved to complete the wire pressing operation, the sliding frame is moved to slide in the sliding groove through the sliding shaft, thereby driving the movable handle to move and completing the wire pressing operation; in the case of narrow space or other special circumstances, there is no need to pinch the movable handle by hand to operate, which further meets the usage requirements of different scenarios.

[0029] Furthermore, in the present invention, through the setting of the connecting mechanism, when the crimping pliers needs to be fixed on the attachment, and then the crimping pliers can be operated by moving the movable handle, the pulling rod is pulled to move it in the pulling groove, and the pulling spring is driven to stretch, and then the clamping rod is rotated to disengage it from the folding groove, and then the rotating seat is placed on the clamped attachment, and the pulling rod is released. The two clamping rods can clamp the attachment under the rebound force of the pulling spring. At this time, the crimping pliers can be operated by moving the movable handle. It is easy to use and further meets the usage requirements of different scenarios. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 A schematic diagram of the three-dimensional structure of a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention;

[0031] Figure 2 A schematic diagram of the back structure of a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention;

[0032] Figure 3 A schematic diagram of a top view of the structure of a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention, wherein the rotating disk and the feeding seat and other structures are connected;

[0033] Figure 4A schematic diagram of the back structure of a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention, wherein a rotating disk and a feeding seat and other structures are connected;

[0034] Figure 5 A schematic cross-sectional view of the connection between a rotating disk and a feeding seat and other structures of a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention;

[0035] Figure 6 A photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention Figure 5 The structural diagram of part A in the figure;

[0036] Figure 7 A schematic cross-sectional view of the connection between a connection base and a push rod and other structures of a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention;

[0037] Figure 8 A partial cross-sectional structural diagram of a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention, wherein a movable handle is connected to a sliding frame and other structures;

[0038] Fig. 9 A schematic diagram of the structure of the connection between the base and the adjustment seat and other structures of a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention;

[0039] Fig.10 A schematic cross-sectional view of the connection between a base and an adjustment seat and other structures of a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention;

[0040] Fig.11 A schematic structural diagram of the connection between a spring piece and a wrench of a photovoltaic MC4 connector tool with disassembly function provided by an embodiment of the present invention.

[0041] In the figure: 1-clamp body; 2-passive base; 3-active base; 4-wire pressing seat; 5-movable handle; 6-handle; 7-automatic feeding mechanism; 701-rotating disk; 702-feeding seat; 703-clamping piece; 704-extrusion block; 705-installation disk; 706-rotating shaft; 707-driving disk; 708-pushing groove; 709-pushing rod; 710-locking groove; 711-locking rod; 712-telescopic groove; 713-reset spring; 714-hatch cover; 715-slide groove; 716-support spring; 717-connecting seat; 718-top rod; 719-tension spring; 8-sliding closing mechanism; 801-sliding frame; 802-sliding groove; 803-sliding shaft; 804-rotating groove; 9-connecting mechanism; 901-base; 902-rotating seat; 903-pull rod; 904-clamp rod; 905-folding groove; 906-folding shaft; 907-adjusting groove; 908-adjusting seat; 909-pull groove; 910-pull spring; 10-clamping seat; 11-shrapnel; 12-wrench; 13-bolt. DETAILED DESCRIPTION

[0042] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0043] Example

[0044] Please refer to the attached manual Figure 1-11 The embodiment of the present invention provides a photovoltaic MC4 connector tool with a disassembly function, which includes a clamp body 1, a passive base 2 is installed on the clamp body 1, an active base 3 is slidably installed on the clamp body 1, a wire crimping seat 4 is installed on the side where the passive base 2 and the active base 3 are close to each other, a movable handle 5 is installed on the active base 3, and the movable handle 5 is moved to drive the active base 3 to move to complete the wire crimping, and a handle 6 is installed on the clamp body 1; and also includes an automatic feeding mechanism 7, the automatic feeding mechanism 7 is installed on one side of the clamp body 1, and the automatic feeding mechanism 7 feeds the clamp body 1, and the automatic feeding mechanism 7 includes a rotating disk 701, the rotating disk 701 is rotatably installed on one side of the clamp body 1, and a plurality of feeding seats 702 are slidably installed on the outer side of the rotating disk 701 at equal distances in the circumferential direction, and clamping pieces 703 are installed on the inner walls of both sides of the feeding seat 702, and a terminal is clamped between the two clamping pieces 703 for conveying the terminal into the clamp body 1.

[0045] Furthermore, the photovoltaic MC4 connector tool with a disassembly function provided in an embodiment of the present invention further includes a sliding closing mechanism 8, which is installed on the movable handle 5 and the handle 6, and the sliding closing mechanism 8 is used to close the movable handle 5;

[0046] And also includes a connecting mechanism 9, the connecting mechanism 9 is installed on the handle 6, the connecting mechanism 9 is used to fix the handle 6 on the attachment, the connecting mechanism 9 includes a base 901, a rotating seat 902 is rotatably installed on the base 901, and a pull rod 903 is movably installed on both sides of the rotating seat 902, and a clamping rod 904 is rotatably installed in the pull rod 903, and the rotating seat 902 is clamped on the attachment by two clamping rods 904. It should be noted that in the embodiment of the present invention, through the setting of the automatic feeding mechanism 7, when the crimping pliers are crimping, the rotating disk 701 drives the multiple feeding seats 702 to rotate, so that the feeding seats 702 transport the terminals to the crimping seat 4 to complete automatic feeding, and at the same time, through the setting of the sliding closing mechanism 8, the crimping pliers are easy to close and easy to operate. Through the setting of the connecting mechanism 9, when the crimping pliers need to be fixed for use, they can be conveniently fixed on the attachment through two clamping rods 904, thereby meeting the use requirements of different scenarios.

[0047] Please continue to refer to the instructions attached Figure 1-11 , further, in a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention, the automatic feeding mechanism 7 further includes a mounting plate 705, the mounting plate 705 is mounted on one side of the clamp body 1, a rotating shaft 706 is rotatably mounted at the center of the mounting plate 705, a rotating plate 701 is mounted at one end of the rotating shaft 706, and a hatch 714 is clamped on one side of the rotating plate 701;

[0048] In addition, a driving disk 707 is installed at the other end of the rotating shaft 706, and a plurality of pushing grooves 708 are equidistantly provided in an annular manner on the outer side of the driving disk 707 along the circumferential direction. A pushing rod 709 is installed on one side of the active base 3, and the active base 3 moves upward to drive the pushing rod 709 to push the driving disk 707 to rotate. It should be noted that in the embodiment of the present invention, when the movable handle 5 is moved to press the wire, the movable handle 5 drives the active base 3 to move, the active base 3 drives the pushing rod 709 to move, the pushing rod 709 moves in the pushing groove 708, and then pushes the driving disk 707 to rotate, and the driving disk 707 drives the rotating disk 701 to rotate through the rotating shaft 706, completing one feeding.

[0049] To be more specific, in the embodiment of the present invention, a plurality of telescopic grooves 712 are equidistantly arranged in a circular shape on the outer side of the rotating shaft 706 along the circumferential direction, a locking rod 711 is movably installed in the telescopic groove 712, a plurality of locking grooves 710 are equidistantly arranged in a circular shape on the inner wall of the mounting plate 705 along the circumferential direction, and the plurality of locking rods 711 are respectively stuck in the plurality of locking grooves 710; a return spring 713 is installed on the inner wall of the locking groove 710, and the other end of the return spring 713 is installed on the locking rod 711. It should be noted that, in the embodiment of the present invention, when the driving disk 707 drives the rotating disk 701 to rotate via the rotating shaft 706, the rotating shaft 706 drives the multiple locking rods 711 to rotate, and the multiple locking rods 711 are squeezed and retracted by the multiple locking grooves 710, and drive the multiple reset springs 713 to be subjected to force. After the rotating disk 701 rotates once, under the rebound force of the multiple reset springs 713, the multiple locking rods 711 are respectively stuck in the multiple locking grooves 710, so that the position of the rotating disk 701 is fixed, so that when the rotating disk 701 feeds, the position of the rotating disk 701 can be fixed and will not rotate automatically.

[0050] More specifically, in the embodiment of the present invention, the side of the mounting plate 705 close to the passive base 2 is flat, and a squeezing block 704 is installed on one side of the feeding seat 702, and the squeezing block 704 rotates and is squeezed and retracted by the flat side of the passive base 2;

[0051] In addition, a plurality of slide grooves 715 are provided at equal intervals along the circumferential direction on the outer side of the rotating disk, and a plurality of feeding seats 702 are respectively slidably installed in the plurality of slide grooves 715, and a support spring 716 is installed on the inner wall of the slide groove 715, and the other end of the support spring 716 is installed on the feeding seat 702. It should be noted that in the embodiment of the present invention, when the rotating disk 701 rotates to drive the plurality of feeding seats 702 to rotate, one feeding seat 702 rotates to the flat part of the mounting disk 705, and at this time, under the tensile force of the support spring 716, the feeding seat 702 is driven to slide in the slide groove 715, and the terminal is sent to the wire crimping seat 4 to complete the wire crimping; when the rotating disk 701 continues to rotate, the extrusion block 704 is squeezed by the mounting disk 705, thereby driving the feeding seat 702 to retract, and causing the support spring 716 to be stressed, and at the same time, another feeding seat 702 moves to the flat part of the mounting disk 705 to repeat this operation, thereby completing the action of automatic feeding.

[0052] Furthermore, in the embodiment of the present invention, connecting seats 717 are installed on the inner walls of both sides of the feeding seat 702, and a push rod 718 is movably installed in the connecting seat 717, and the push rod 718 is installed on the clamping piece 703; a tension spring 719 is installed on the inner wall of the connecting seat 717, and the other end of the tension spring 719 is installed on the push rod 718. It should be noted that in the embodiment of the present invention, when placing the terminal on the feeding seat 702, the terminal is moved to squeeze the two clamping pieces 703 to move, and the clamping pieces 703 move in the connecting seat 717 and drive the tension spring 719 to bear force. After the terminal is firmly placed, the clamping piece 703 clamps the terminal through the resilience of the tension spring 719, and the placement is completed.

[0053] Please continue to refer to the instructions attached Figure 1-11 Furthermore, in the embodiment of the present invention, a photovoltaic MC4 connector tool with a disassembly function is provided, and the sliding closing mechanism 8 includes two sliding frames 801, and the two sliding frames 801 are slidably installed on both sides of the movable handle 5 and the handle 6 respectively; in addition, sliding grooves 802 are provided on both sides of the movable handle 5 and the handle 6, and rotating grooves 804 are provided at both ends of the sliding frame 801, and a sliding shaft 803 is rotatably installed in the rotating groove 804, and the sliding shaft 803 is slidably installed in the sliding groove 802. It should be noted that in the embodiment of the present invention, when the movable handle 5 is moved to complete the wire pressing operation, the sliding frame 801 is moved to slide in the sliding groove 802 through the sliding shaft 803, so as to drive the movable handle 5 to move and complete the wire pressing operation; in the case of narrow space or other special circumstances, it is not necessary to pinch the movable handle 5 by hand to operate, which further meets the use requirements of different scenarios.

[0054] More specifically, in a photovoltaic MC4 connector tool with a disassembly function provided by an embodiment of the present invention, pulling grooves 909 are provided on both sides of a rotating seat 902, and the ends of two pulling rods 903 close to each other are movably installed in the two pulling grooves 909, and are both installed with pulling springs 910, and the ends of the two pulling springs 910 close to each other are respectively installed on the inner walls of the two pulling grooves 909 close to each other;

[0055] In addition, a folding groove 905 is provided on the pulling rod 903, a folding shaft 906 is rotatably installed in the folding groove 905, and the clamping rod 904 is installed on the folding shaft 906. It should be noted that in the embodiment of the present invention, when the crimping pliers need to be fixed on an attachment, and then the crimping pliers can be operated by simply moving the movable handle 5, the pulling rod 903 is pulled to move in the pulling groove 909, and the pulling spring 910 is driven to stretch, and then the clamping rod 904 is rotated to disengage from the folding groove 905, and then the rotating seat 902 is placed on the clamped attachment, and the pulling rod 903 is released, and the two clamping rods 904 can clamp the attachment under the rebound force of the pulling spring 910, and at this time, the crimping pliers can be operated by simply moving the movable handle 5.

[0056] More specifically, in the embodiment of the present invention, an adjustment slot 907 is provided on the base 901, and an adjustment seat 908 is rotatably installed in the adjustment slot 907, and the adjustment seat 908 is installed on the rotating seat 902; in addition, the adjustment seat 908 is made of rubber material and has an interference fit with the adjustment slot 907. It should be noted that in the embodiment of the present invention, when the angle of the crimping pliers needs to be adjusted, the handle 6 is rotated to drive the adjustment seat 908 to rotate, and the adjustment seat 908 rotates in the adjustment slot 907. Since the adjustment seat 908 is made of rubber material and has an interference fit with the adjustment slot 907, the handle 6 is easy to stay at the desired position, thereby making the angle of the crimping pliers easy to adjust.

[0057] Further, please continue to refer to the attached manual. Figure 1-11 In the embodiment of the present invention, a photovoltaic MC4 connector tool with a disassembly function is provided. A wire clamping seat 10 is installed on the side of the active base 3 away from the rotating disk 701. Shrapnel 11 is installed on the inner walls of both sides of the wire clamping seat 10. The two shrapnel 11 are used to clamp the cable. It should be noted that in the embodiment of the present invention, when crimping the cable, the cable is clamped between the two shrapnel 11, so that the cable does not need to be held when it is sent to the crimping seat 4, so as to avoid the cable falling off, and at the same time free the hands of the staff, making the use of the crimping pliers more convenient.

[0058] More specifically, in a photovoltaic MC4 connector tool with a disassembly function provided in an embodiment of the present invention, two wrenches 12 are provided on the bottom side of the handle 6, a bolt 13 is installed on the handle 6, and the two wrenches 12 are installed on the bottom side of the handle 6 through the bolt 13. It should be noted that in the embodiment of the present invention, by hiding the wrench 12 on the handle 6, when simple disassembly is required, the wrench 12 can be rotated out for disassembly, and when one wrench 12 is not enough, the bolt 13 is removed and the two wrenches 12 are taken off for disassembly, so that the crimping pliers have both a disassembly function, further meeting the needs of different environments.

[0059] In summary, the working principle of a photovoltaic MC4 connector tool with disassembly function provided by an embodiment of the present invention is:

[0060] When using the crimping pliers to crimp the wiring of the photovoltaic MC4 connector, move the movable handle 5, the movable handle 5 drives the active base 3 to move, the active base 3 drives the push rod 709 to move, the push rod 709 moves in the push groove 708, and then drives the driving disk 707 to rotate, the driving disk 707 drives the rotating disk 701 to rotate through the rotating shaft 706, when the driving disk 707 drives the rotating disk 701 to rotate through the rotating shaft 706, the rotating shaft 706 drives the multiple locking rods 711 to rotate, the multiple locking rods 711 are squeezed and retracted by the multiple locking grooves 710, and drive the multiple reset springs 713 to be stressed; after the rotating disk 701 rotates once, under the resilience of the multiple reset springs 713, the multiple locking rods 711 are respectively stuck in the multiple locking grooves 710. 10, so that the position of the rotating disk 701 is fixed, so that when the rotating disk 701 is feeding, the position of the rotating disk 701 can be fixed and will not rotate automatically; in addition, when the rotating disk 701 rotates and drives multiple feeding seats 702 to rotate, one feeding seat 702 rotates to the flat part of the mounting disk 705, at this time, under the tensile force of the support spring 716, the feeding seat 702 is driven to slide in the slide groove 715, and the terminal is sent to the wire pressing seat 4 to complete the wire pressing. When the rotating disk 701 continues to rotate, the extrusion block 704 is squeezed by the mounting disk 705, thereby driving the feeding seat 702 to retract, and the support spring 716 is stressed, and at the same time, another feeding seat 702 moves to the flat part of the mounting disk 705 to repeat this operation, thereby completing the automatic feeding action;

[0061] Furthermore, when the movable handle 5 is moved to complete the crimping operation, the sliding frame 801 is moved to slide in the sliding groove 802 through the sliding shaft 803, so as to drive the movable handle 5 to move and complete the crimping operation; in addition, in the case of narrow space or other special circumstances, the movable handle 5 can be operated without pinching it by hand, which further meets the use requirements of different scenarios;

[0062] Furthermore, when it is necessary to fix the crimping pliers on an attachment and then operate the crimping pliers by moving the movable handle 5, pull the pulling rod 903 to make it move in the pulling groove 909, and drive the pulling spring 910 to stretch, and then rotate the clamping rod 904 to disengage it from the folding groove 905, and then place the rotating seat 902 on the clamped attachment, release the pulling rod 903, and the two clamping rods 904 can clamp the attachment under the rebound force of the pulling spring 910. At this time, the crimping pliers can be operated by moving the movable handle 5, which is very convenient to use and further meets the usage requirements of different scenarios.

[0063] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A photovoltaic MC4 connector tool with disassembly function, characterized in that: It comprises a clamp body, a passive base is installed on the clamp body, an active base is slidably installed on the clamp body, a wire crimping seat is installed on the side where the passive base and the active base are close to each other, a movable handle is installed on the active base, and the movable handle is moved to drive the active base to move to complete wire crimping, and a handle is installed on the clamp body; It also includes an automatic feeding mechanism, which is installed on one side of the clamp body and feeds the clamp body; the automatic feeding mechanism includes a rotating disk, which is rotatably installed on one side of the clamp body, and a plurality of feeding seats are slidably installed at equal intervals along the circumferential direction on the outer side of the rotating disk, and clamping pieces are installed on the inner walls of both sides of the feeding seat, and a terminal is clamped between the two clamping pieces for conveying the terminal into the clamp body; It also includes a sliding closing mechanism, which is installed on the movable handle and the handle, and is used to close the movable handle; It also includes a connecting mechanism, which is installed on the handle and is used to fix the handle on the attachment; the connecting mechanism includes a base, on which a rotating seat is rotatably installed, and pulling rods are movably installed on both sides of the rotating seat, and a clamping rod is rotatably installed in the pulling rod, and the rotating seat is clamped on the attachment by two clamping rods; The automatic feeding mechanism further comprises a mounting plate, the mounting plate is mounted on one side of the clamp body, a rotating shaft is rotatably mounted at the center of the mounting plate, the rotating plate is mounted at one end of the rotating shaft, and a hatch cover is clamped on one side of the rotating plate; A driving disk is installed at the other end of the rotating shaft, and a plurality of driving grooves are equidistantly arranged in an annular manner on the outer side of the driving disk in the circumferential direction. A driving rod is installed at one side of the active base, and the active base moves upward to drive the driving rod to drive the driving disk to rotate; The outer side of the rotating shaft is provided with a plurality of telescopic grooves equidistantly in an annular manner in the circumferential direction, a locking rod is movably installed in the telescopic groove, and the inner wall of the mounting plate is provided with a plurality of locking grooves equidistantly in an annular manner in the circumferential direction, and the plurality of locking rods are respectively clamped in the plurality of locking grooves; A return spring is installed on the inner wall of the telescopic slot, and the other end of the return spring is installed on the locking rod; The side of the mounting plate close to the passive base is flat, and an extrusion block is installed on one side of the feeding seat, and the extrusion block rotates and is squeezed and retracted by the flat side of the passive base; A plurality of slide grooves are provided at equal intervals along the circumferential direction on the outer side of the rotating disk, and a plurality of the feeding seats are slidably installed in the plurality of the slide grooves respectively. A support spring is installed on the inner wall of the slide groove, and the other end of the support spring is installed on the feeding seat; Connecting seats are installed on both inner walls of the feeding seat, and a push rod is movably installed in the connecting seat, and the push rod is installed on the clamping piece; A tension spring is installed on the inner wall of the connecting seat, and the other end of the tension spring is installed on the push rod.

2. A photovoltaic MC4 connector tool with disassembly function according to claim 1, characterized in that: The sliding closing mechanism comprises two sliding frames, and the two sliding frames are respectively slidably mounted on both sides of the movable handle and the handle; The movable handle and the two sides of the handle are both provided with sliding grooves, and the two ends of the sliding frame are both provided with rotation grooves, and a sliding shaft is rotatably installed in the rotation groove, and the sliding shaft is slidably installed in the sliding groove.

3. A photovoltaic MC4 connector tool with disassembly function according to claim 1, characterized in that: Pulling grooves are provided on both sides of the rotating seat, and the ends of the two pulling rods close to each other are movably installed in the two pulling grooves, and pulling springs are installed on both sides, and the ends of the two pulling springs close to each other are installed on the inner walls of the two pulling grooves close to each other; The pulling rod is provided with a folding groove, a folding shaft is rotatably installed in the folding groove, and the clamping rod is installed on the folding shaft.

4. A photovoltaic MC4 connector tool with disassembly function according to claim 3, characterized in that: The base is provided with an adjustment slot, an adjustment seat is rotatably mounted in the adjustment slot, and the adjustment seat is mounted on the rotating seat; The adjustment seat is made of rubber material and has an interference fit with the adjustment groove.

5. A photovoltaic MC4 connector tool with disassembly function according to claim 1, characterized in that: A wire clamping seat is installed on one side of the active base away from the rotating disk, and spring plates are installed on the inner walls on both sides of the wire clamping seat. The two spring plates are used to clamp the cables.

6. A photovoltaic MC4 connector tool with disassembly function according to claim 1, characterized in that: Two wrenches are arranged on the bottom side of the handle, and bolts are installed on the handle, and the two wrenches are installed on the bottom side of the handle through the bolts.

Citation Information

Patent Citations

  • Wiring terminal mounting device

    CN212011564U

  • Crimping tool for sheathing electrical conductor ends - has operating drive for crimping drum simultaneously controlling separation device for leading conductor end sheath

    DE4322856C1