Cable fixing structure for photovoltaic junction box

Abstract

The utility model relates to the technical field of photovoltaic junction boxes, and discloses a cable fixing structure for a photovoltaic junction box, the cable fixing structure is applied to a photovoltaic junction box body, the bottom of the photovoltaic junction box body is fixedly connected with two vertical blocks, the interiors of the two vertical blocks are slidably connected with supporting blocks, and the supporting blocks are fixedly connected with the photovoltaic junction box body. The tops of the two supporting blocks are fixedly connected with inserting blocks correspondingly, and inserting pins are inserted into the two vertical blocks and the two inserting blocks correspondingly. The cable fixing structure for the photovoltaic junction box has the advantages of being good in cable fixing effect and the like, and solves the problems that a cable needs to be connected with a protection solar photovoltaic assembly in the photovoltaic junction box, and most of existing photovoltaic junction boxes do not have the adjusting function of the cable fixing structure, so that the cable fixing effect is poor. The problems that when the photovoltaic junction box is used for fixing cables with different thicknesses and lengths, an existing photovoltaic junction box cannot well limit and fix the cables, the application range of the photovoltaic junction box is narrowed, and the limiting and fixing effect becomes poor are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic junction boxes, in particular to a cable fixing structure for photovoltaic junction boxes. Background Art

[0002] The photovoltaic junction box is a connection device between the solar cell array composed of solar cell modules and the solar charging control device. The main function of the photovoltaic junction box is to connect and protect the solar photovoltaic modules.

[0003] The photovoltaic junction box needs to connect the cable to the protected solar photovoltaic component, but most of the existing photovoltaic junction boxes do not have the adjustment function of the cable fixing structure, resulting in the photovoltaic junction box being unable to limit and fix the cables well when fixing cables of different thicknesses and lengths, which reduces the use range of the photovoltaic junction box and worsens the limit and fixation effect. Therefore, a cable fixing structure for a photovoltaic junction box is proposed to solve the above-mentioned problems. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the utility model provides a cable fixing structure for a photovoltaic junction box, which has the advantages of good cable fixing effect, etc., and solves the problem that the photovoltaic junction box needs to connect the cable to the protective solar photovoltaic component, while most of the existing photovoltaic junction boxes do not have the adjustment function of the cable fixing structure, resulting in the photovoltaic junction box being unable to fix the cables well when fixing cables of different thicknesses and lengths, thereby reducing the use range of the photovoltaic junction box and worsening the limiting and fixing effect.

[0006] (II) Technical solution

[0007] The utility model provides a technical solution to the above-mentioned technical problems as follows: a cable fixing structure for a photovoltaic junction box, applied to a photovoltaic junction box body, wherein two vertical blocks are fixedly connected to the bottom of the photovoltaic junction box body, support blocks are slidably connected to the inside of the two vertical blocks, plug blocks are fixedly connected to the tops of the two support blocks, latches are plugged into the insides of the two vertical blocks and the two plug blocks, cross blocks are fixedly connected to the bottoms of the two support blocks, springs are fixedly connected to the insides of the two cross blocks, bases are fixedly connected to the opposite sides of the two springs, and clamping blocks are fixedly connected to the opposite sides of the two bases.

[0008] The beneficial effects of the utility model are as follows: the cable body can be limited and fixed by the spring and the clamping block, and the length of the horizontal block can be adjusted by the latch, the vertical block and the supporting block, so as to facilitate adaptation to cable bodies of different lengths.

[0009] The cable fixing structure for a photovoltaic junction box has the advantage of good cable fixing effect.

[0010] On the basis of the above technical solution, the present invention can also be improved as follows.

[0011] Furthermore, the tops and bottoms of the two bases are fixedly connected with sliders, and the outer sides of the two sliders on the left and the two sliders on the right are slidably connected with cross blocks.

[0012] The beneficial effect of adopting the above further solution is that the slider can slide through the cross block.

[0013] Furthermore, the opposite sides of the two bases are fixedly connected with extension blocks, and the opposite sides of the two extension blocks are fixedly connected with pull blocks.

[0014] The beneficial effect of adopting the above further solution is that the base can be moved by means of the extension block.

[0015] Furthermore, a cable body is provided on one side opposite to the two clamping blocks, and the two clamping blocks are adapted to the cable body.

[0016] The beneficial effect of adopting the above further solution is that the cable body can be clamped by the clamping block.

[0017] Furthermore, the two latches each include a hook ring, an insertion rod is fixedly connected to the opposite side of the two hook rings, the inside of the two insertion rods are rotatably connected to a rotating shaft, the outside of the two rotating shafts are fixedly connected to a rotating block, and the inside of the two rotating blocks are provided with a counterweight block.

[0018] The beneficial effect of adopting the above further solution is that the insertion rod can be easily pulled out by force through the hook ring.

[0019] Furthermore, a number of latch holes are provided inside the two vertical blocks, and the plurality of latch holes are adapted to fit the two latch pins.

[0020] The beneficial effect of adopting the above further solution is that the latch pin can be plugged in through the latch hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a front view of the connecting structure of the extension block and the pull block of the utility model;

[0023] Figure 3 This is a front view of the connection structure between the vertical block and the supporting block of the utility model;

[0024] Figure 4 It is a partial enlarged view of the connection structure between the rotating shaft and the rotating block of the utility model.

[0025] In the figure: 1. photovoltaic junction box body; 2. vertical block; 3. support block; 4. plug block; 5. latch; 501. hook ring; 502. plug rod; 503. shaft; 504. rotary block; 6. horizontal block; 7. spring; 8. base; 9. clamping block; 10. slider; 11. extension block; 12. pull block; 13. cable body; 14. clamping hole. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the embodiment, Figure 1-4 A cable fixing structure for a photovoltaic junction box is provided. The utility model is applied to a photovoltaic junction box body 1. Two vertical blocks 2 are fixedly connected to the bottom of the photovoltaic junction box body 1. Support blocks 3 are slidably connected to the inside of the two vertical blocks 2. Insert blocks 4 are fixedly connected to the tops of the two support blocks 3. Pins 5 are plugged into the insides of the two vertical blocks 2 and the two insert blocks 4. A cross block 6 is fixedly connected to the bottom of the two support blocks 3. Springs 7 are fixedly connected to the insides of the two cross blocks 6. Bases 8 are fixedly connected to the opposite sides of the two springs 7. Clamping blocks 9 are fixedly connected to the opposite sides of the two bases 8.

[0028] The top and bottom of the two bases 8 are fixedly connected with sliders 10, and the outer sides of the two sliders 10 on the left and the two sliders 10 on the right are slidably connected with cross blocks 6;

[0029] Through the cross block 6, the slider 10 can slide;

[0030] The two bases 8 are fixedly connected to the opposite sides thereof with extension blocks 11, and the two extension blocks 11 are fixedly connected to the opposite sides thereof with pull blocks 12;

[0031] The base 8 can be moved by extending the block 11;

[0032] A cable body 13 is provided on the opposite side of the two clamping blocks 9, and the two clamping blocks 9 are adapted to the cable body 13;

[0033] The cable body 13 can be clamped by the clamping block 9;

[0034] The two latches 5 each include a hook ring 501, and an insertion rod 502 is fixedly connected to the opposite side of the two hook rings 501, and the inside of the two insertion rods 502 is rotatably connected to a rotating shaft 503, and the outer sides of the two rotating shafts 503 are fixedly connected to a rotating block 504, and the inside of the two rotating blocks 504 is provided with a counterweight block;

[0035] The hook ring 501 makes it easy for the insertion rod 502 to be pulled out under force;

[0036] The two vertical blocks 2 are provided with a plurality of clamping holes 14 inside, and the plurality of clamping holes 14 are adapted to the two latches 5;

[0037] The latch pin 5 can be plugged in through the latch hole 14 .

[0038] Working principle:

[0039] The two support blocks 3 are moved downward so that the two support blocks 3 drive the two plug blocks 4 and the cross block 6 to move downward. When the two cross blocks 6 move to the desired position, the pin 5 is inserted into the vertical block 2 and the plug block 4 through the card hole 14 to limit them. Then, the rotary block 504 is rotated by the rotating shaft 503 so that the rotary block 504 is placed vertically, and the pin 5 is clamped in the vertical block 2. Then, the two pull blocks 12 are pulled so that the two pull blocks 12 drive the two bases 8 to move to the opposite side through the extension block 11 and compress the spring 7, thereby increasing the distance between the two clamping blocks 9. Then, the cable body 13 is placed inside the photovoltaic junction box body 1, and the two pull blocks 12 are released so that the two springs 7 are elastically deformed to drive the base 8 and the clamping block 9 to move to the opposite side, thereby fixing and limiting the bottom of the cable body 13.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cable fixing structure for a photovoltaic junction box, applied to a photovoltaic junction box body (1), characterized in that: The bottom of the photovoltaic junction box body (1) is fixedly connected to two vertical blocks (2), the interiors of the two vertical blocks (2) are slidably connected to support blocks (3), the tops of the two support blocks (3) are fixedly connected to plug blocks (4), the interiors of the two vertical blocks (2) and the two plug blocks (4) are plugged with latches (5), the bottoms of the two support blocks (3) are fixedly connected to horizontal blocks (6), the interiors of the two horizontal blocks (6) are fixedly connected to springs (7), the opposite sides of the two springs (7) are fixedly connected to bases (8), and the opposite sides of the two bases (8) are fixedly connected to clamping blocks (9).

2. A cable fixing structure for a photovoltaic junction box according to claim 1, characterized in that: The tops and bottoms of the two bases (8) are fixedly connected with sliders (10), and the outer sides of the two sliders (10) on the left and the two sliders (10) on the right are slidably connected with transverse blocks (6).

3. A cable fixing structure for a photovoltaic junction box according to claim 1, characterized in that: The opposite sides of the two bases (8) are both fixedly connected with extension blocks (11), and the opposite sides of the two extension blocks (11) are both fixedly connected with pull blocks (12).

4. The cable fixing structure for a photovoltaic junction box according to claim 1, characterized in that: A cable body (13) is provided on one side opposite to the two clamping blocks (9), and the two clamping blocks (9) are adapted to the cable body (13).

5. The cable fixing structure for a photovoltaic junction box according to claim 1, characterized in that: The two latches (5) each comprise a hook ring (501), an insertion rod (502) is fixedly connected to the opposite side of the two hook rings (501), a rotating shaft (503) is rotatably connected inside the two insertion rods (502), a rotating block (504) is fixedly connected to the outer side of the two rotating shafts (503), and a counterweight is provided inside the two rotating blocks (504).

6. A cable fixing structure for a photovoltaic junction box according to claim 1, characterized in that: A plurality of latch holes (14) are provided inside the two vertical blocks (2), and the plurality of latch holes (14) are matched with the two latch pins (5).

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