MPPT charging controller

Abstract

An MPPT (maximum power point tracking) charging controller relates to the technical field of MPPT controllers and comprises a controller body and a base, mounting plates are horizontally and fixedly mounted on two opposite side walls of the controller body, and a plurality of connecting assemblies are arranged between each mounting plate and the base; each connecting assembly comprises a positioning piece fixedly installed on the base, a connecting piece rotationally arranged on the base and a locking piece elastically arranged between the inner side and the outer side of the connecting piece in a sliding mode, the positioning pieces are matched with the installation plates in an inserted connection mode, and the positioning pieces are located on the rotating tracks of the locking pieces and matched with the locking pieces in a clamped connection mode; during installation, the base is fixedly installed at a designated position, then the controller body is placed on the base, the two installation plates are matched with the corresponding positioning pieces in an inserted mode, meanwhile, each connecting piece is rotated to enable the locking piece on the connecting piece to be matched with the corresponding positioning piece in a clamped mode, and therefore the two installation plates are fixed, and installation of the controller body is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of MPPT controllers, in particular to an MPPT charging controller. Background Art

[0002] The full name of MPPT controller is "Maximum Power Point Tracking" solar controller, which has replaced the traditional solar charging controller. It can detect the voltage value generated by solar cells under the influence of environmental factors in real time, and track the highest voltage and current value, so that the entire photovoltaic power generation system can charge the battery with the highest efficiency.

[0003] In the Chinese utility model patent with authorization announcement number CN219372047U, an MPPT charge controller is disclosed, which improves the aesthetic appearance of the MPPT charge controller by changing the manufacturing method, and also improves the heat dissipation capacity of the charge controller; however, in the above patent, the MPPT charge controller is fixed as a whole by assembling screws and mounting holes, but this fixing method is not convenient for disassembly and assembly of the MPPT charge controller, and because the MPPT charge controller as a whole is generally made of plastic material, when using screws for assembly, excessive force can easily cause damage to the mounting holes, thereby affecting the normal installation of the MPPT charge controller, and the disassembly and assembly process is relatively cumbersome, time-consuming and labor-intensive. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an MPPT charging controller, which solves the problem of inconvenient disassembly and assembly of the MPPT charging controller in the prior art.

[0005] An MPPT charging controller, comprising:

[0006] A controller body and a base, wherein mounting plates are horizontally fixedly mounted on two opposing side walls of the controller body, and a plurality of connecting components are arranged between each mounting plate and the base;

[0007] Each of the connecting components includes a positioning member fixedly mounted on the base, a connecting member rotatably mounted on the base, and a locking member elastically slidably mounted between the inner and outer sides of the connecting member. The positioning member is plug-fitted with the mounting plate, and the positioning member is located on the rotation trajectory of the locking member and is snap-fitted with it.

[0008] Compared with the prior art, the utility model has the following beneficial effects: when in use, the base is fixedly installed at the designated position, and then the controller body is placed on the base, so that the two mounting plates are plugged into and matched with the corresponding positioning parts, and at the same time, each connecting part is rotated so that the locking parts thereon are snap-fitted with the corresponding positioning parts, thereby fixing the two mounting plates to complete the installation of the controller body; when disassembling the controller body, the snap-fit ​​between each locking part and the positioning part is released, and the connecting parts are rotated in the opposite direction, and then the controller body can be removed; the operation is simple and convenient, and the controller body can be quickly disassembled and assembled, which improves the installation and disassembly efficiency of the controller body, and at the same time, the controller body will not be damaged during the disassembly process.

[0009] Preferably, each of the mounting plates is vertically provided with a plurality of through holes along its circumference, and each of the positioning members comprises a positioning block fixedly mounted on the upper portion of the base, and the positioning blocks of the plurality of connecting components are used to pass through the plurality of through holes in a one-to-one correspondence.

[0010] Preferably, each of the connecting parts includes a limit frame fixedly mounted on the base and a rotating plate rotatably mounted on the limit frame, a positioning hole is opened on the rotating plate, the positioning hole is used to be rotatably mounted on the positioning block, and the locking part is elastically slidably penetrated between the rotating plate and the inner and outer sides of the positioning hole.

[0011] Preferably, a locking hole is opened on the positioning block along the radial direction of the rotating track of the rotating plate, and the locking member includes a locking rod elastically slidably penetrated between the rotating plate and the inner and outer sides of the positioning hole, and the locking rod is used to rotate and snap into the locking hole.

[0012] Preferably, a cavity is opened inside the rotating plate away from the limiting frame, a baffle is fixedly mounted on the locking rod, the baffle is located in the cavity, and the side wall of the baffle away from the positioning hole is elastically connected to the inner wall of the cavity through a spring.

[0013] Preferably, the locking rod includes an operating end and an insertion end fixedly connected thereto, the operating end is located outside the rotating plate, the insertion end slides between the rotating plate, the cavity and the inner and outer sides of the positioning hole, and the cross-sectional area of ​​the operating end is larger than the cross-sectional area of ​​the insertion end.

[0014] Preferably, a rotation slot is provided on the upper portion of the limiting frame, and one end of the rotating plate is rotatably connected to the rotation slot.

[0015] Preferably, two limit frames are provided between each mounting plate and the base, and the two limit frames are respectively located on two sides of the corresponding mounting plate adjacent to the controller and fit therewith.

[0016] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model is a schematic structural diagram of an embodiment.

[0018] Figure 2 for Figure 1 A partial enlarged view of part Ⅰ.

[0019] Figure 3 for Figure 2 Schematic diagram of the structure of the positioning block.

[0020] Figure 4 for Figure 2 Cross-sectional view of the connection components.

[0021] Figure 5 for Figure 2 Schematic diagram of the structure of the middle locking rod.

[0022] Figure 6 for Figure 2 Schematic diagram of the structure of the middle limit frame.

[0023] The numbers in the figure are: 1, controller body; 11, mounting plate; 2, base; 21, positioning block; 22, locking hole; 3, limit frame; 31, rotating slot; 4, rotating plate; 41, positioning hole; 42, cavity; 5, locking rod; 51, baffle; 6, spring. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and functions of the present invention clearer and easier to understand, the present invention is further described below in conjunction with the accompanying drawings and specific implementation methods:

[0025] like Figure 1-2 As shown, an embodiment of the utility model provides an MPPT charging controller, including: a controller body 1 and a base 2, wherein mounting plates 11 are horizontally fixedly installed on both side walls facing each other of the controller body 1, and a plurality of connecting components are provided between each mounting plate 11 and the base 2; each connecting component includes a positioning member fixedly installed on the base 2, a connecting member rotatably arranged on the base 2, and a locking member elastically slidably arranged between the inner and outer sides of the connecting member, the positioning member is plug-fitted with the mounting plate 11, and the positioning member is located on the rotation trajectory of the locking member and is clip-fitted with it.

[0026] The base 2 is provided with a plurality of threaded holes along its circumference to facilitate fixing the base 2. During assembly, the base 2 is first fixedly installed at a specified position, and then the controller body 1 is placed on the base 2 so that the two mounting plates 11 are plugged into and matched with the corresponding positioning members, and each connecting member is rotated at the same time so that the locking members thereon are snap-fitted with the corresponding positioning members, thereby fixing the two mounting plates 11 to complete the installation of the controller body 1; when disassembling the controller body 1, the locking members and the positioning members are released, and the connecting members are rotated in the opposite direction, and then the controller body 1 is removed; the operation is simple and convenient, and the controller body 1 can be quickly disassembled and assembled, thereby improving the installation and disassembly efficiency of the controller body 1, and at the same time, the controller body 1 will not be damaged during the disassembly process.

[0027] The specific structure and operating principle of the controller body 1 are disclosed in the Chinese utility model patent with authorization announcement number CN219372047U, which belongs to the prior art and will not be described in detail here.

[0028] like Figure 1-6 As shown, according to another embodiment of the utility model, the MPPT charging controller further optimizes the positioning members, connecting members and locking members included therein, and each of the mounting plates 11 is vertically provided with a plurality of through holes (not shown) along its circumference, and each of the positioning members includes a positioning block 21 fixedly mounted on the upper part of the base 2, and the positioning blocks 21 of the plurality of connecting components are used to be inserted into and pass through the plurality of through holes (not shown) in a one-to-one correspondence.

[0029] Each of the connecting parts includes a limit frame 3 fixedly mounted on the base 2 and a rotating plate 4 rotatably mounted on the limit frame 3, a positioning hole 41 is provided on the rotating plate 4, the positioning hole 41 is used to be rotatably mounted on the positioning block 21, and the locking member is elastically slidably penetrated between the rotating plate 4 and the inner and outer sides of the positioning hole 41; and preferably, a rotating through groove 31 is provided on the upper part of the limit frame 3, one end of the rotating plate 4 is rotatably connected to the rotating through groove 31, and two limit frames 3 are provided between each mounting plate 11 and the base 2, and the two limit frames 3 are respectively located on the two sides of the corresponding mounting plate 11 adjacent to the controller and fit therewith; the position of the mounting plate 11 is limited by the two limit frames 3, and at the same time, the position of the mounting plate 11 is made more stable through the cooperation of the positioning block 21 and the through hole (not shown).

[0030] The positioning block 21 is provided with a locking hole 22 along the radial direction of the rotation trajectory of the rotating plate 4. The locking member includes a locking rod 5 elastically slidably penetrated between the rotating plate 4 and the inner and outer sides of the positioning hole 41. The locking rod 5 is used to rotate and snap into the locking hole 22. When the locking rod 5 penetrates into the locking hole 22, the rotating plate 4 and the mounting plate 11 fit tightly. A cavity 42 is provided inside the rotating plate 4 away from the limiting frame 3. A baffle 51 is fixedly installed on the locking rod 5. The baffle 51 is located in the cavity 42. The side wall of the baffle 51 away from the positioning hole 41 and the cavity 42 are connected. 2 inner walls are elastically connected by a spring 6; and preferably, the locking rod 5 includes an operating end and an insertion end fixedly connected thereto, the operating end is located outside the rotating plate 4, the insertion end is slidably penetrated between the rotating plate 4, the cavity 42 and the inner and outer sides of the positioning hole 41, and the cross-sectional area of ​​the operating end is larger than that of the insertion end; the operating end of the locking rod 5 is pulled to drive its insertion end to move out of the positioning hole 41, and the spring 6 is compressed at the same time, and the operating end of the locking rod 5 is released, and the baffle 51 is pushed by the elastic action of the spring 6, so that the insertion end of the locking rod 5 is reset.

[0031] The use principle of the utility model is as follows: when the utility model is used, the base 2 is first fixed at a specified position by bolts and threaded holes thereon, and then the controller body 1 is placed on the base 2, so that the two mounting plates 11 are inserted between the corresponding two limit frames 3, and at the same time, the positioning block 21 passes through the corresponding through-holes (not shown), and then each rotating plate 4 is rotated so that the positioning hole 41 thereon is rotated and sleeved on the positioning block 21. In the process of rotating the rotating plate 4, the operating end of the locking rod 5 thereon is pulled to drive the insertion end of the locking rod 5 to move outward of the positioning hole 41, and at the same time, the spring 6 is compressed. When the positioning hole 41 is sleeved on When the positioning block 21 is on and the rotating plate 4 is pressed on the mounting plate 11, the insertion end of the locking rod 5 is facing the locking hole 22. Then, the operating end of the locking rod 5 is released, and the baffle 51 is pushed by the elastic action of the spring 6, so that the insertion end of the locking rod 5 is inserted into the locking hole 22 to fix the position of the mounting plate 11, thereby completing the installation of the controller body 1; when the controller body 1 needs to be disassembled, the operating end of each locking rod 5 is pulled to drive the insertion end of the locking rod 5 to disengage from the locking hole 22, and then each rotating plate 4 is rotated in the opposite direction to disengage the positioning hole 41 from the positioning block 21, and then the controller body 1 can be removed.

[0032] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A MPPT charging controller, characterized in that: include: A controller body (1) and a base (2), wherein a mounting plate (11) is horizontally fixedly mounted on two opposing side walls of the controller body (1), and a plurality of connecting components are provided between each mounting plate (11) and the base (2); Each of the connecting components comprises a positioning member fixedly mounted on the base (2), a connecting member rotatably mounted on the base (2), and a locking member elastically slidably mounted between the inner and outer sides of the connecting member, the positioning member being plug-fitted with the mounting plate (11), the positioning member being located on the rotation track of the locking member and being snap-fitted therewith.

2. The MPPT charging controller according to claim 1, characterized in that: Each of the mounting plates (11) is provided with a plurality of through holes vertically along its circumference, and each of the positioning members comprises a positioning block (21) fixedly mounted on the upper portion of the base (2), and the positioning blocks (21) of the plurality of connecting assemblies are used to pass through the plurality of through holes in a one-to-one correspondence.

3. An MPPT charging controller according to claim 2, characterized in that: Each of the connecting parts comprises a limiting frame (3) fixedly mounted on the base (2) and a rotating plate (4) rotatably mounted on the limiting frame (3); a positioning hole (41) is provided on the rotating plate (4); the positioning hole (41) is used to be rotatably mounted on the positioning block (21); and the locking member is elastically slidably penetrated between the rotating plate (4) and the inner and outer sides of the positioning hole (41).

4. The MPPT charging controller according to claim 3, characterized in that: The positioning block (21) is provided with a locking hole (22) along the radial direction of the rotation track of the rotating plate (4), and the locking member comprises a locking rod (5) elastically slidably penetrated between the rotating plate (4) and the inner and outer sides of the positioning hole (41), and the locking rod (5) is used to rotate and snap into the locking hole (22).

5. The MPPT charging controller according to claim 4, characterized in that: A cavity (42) is provided inside the rotating plate (4) away from the limiting frame (3); a baffle (51) is fixedly mounted on the locking rod (5); the baffle (51) is located in the cavity (42); a side wall of the baffle (51) away from the positioning hole (41) is elastically connected to an inner wall of the cavity (42) via a spring (6).

6. The MPPT charging controller according to claim 5, characterized in that: The locking rod (5) comprises an operating end and an insertion end fixedly connected thereto, the operating end being located outside the rotating plate (4), the insertion end being slidably arranged between the rotating plate (4), the cavity (42) and the inner and outer sides of the positioning hole (41), and the cross-sectional area of ​​the operating end being larger than the cross-sectional area of ​​the insertion end.

7. The MPPT charging controller according to claim 3, characterized in that: A rotation slot (31) is provided on the upper portion of the limiting frame (3), and one end of the rotating plate (4) is rotationally connected to the rotation slot (31).

8. The MPPT charging controller according to claim 3, characterized in that: Two limit frames (3) are provided between each mounting plate (11) and the base (2), and the two limit frames (3) are respectively located on two sides of the corresponding mounting plate (11) adjacent to the controller and are in close contact with the controller.

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