CN212303933U

CN212303933U - Split type photovoltaic terminal box with diode fixed knot constructs

Info

Publication number: CN212303933U
Application number: CN202021382448.1U
Authority: CN
Inventors: 冯宝楠; 张炳林
Original assignee: QINGDAO HAITIANCHENG PHOTOVOLTAIC NEW ENERGY CO LTD
Current assignee: QINGDAO HAITIANCHENG PHOTOVOLTAIC NEW ENERGY CO LTD
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-01-05
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses a split type photovoltaic terminal box with diode fixed knot constructs, including box body, wiring board and binding post, the wiring board is located the inside middle-end of box body, wiring board top equidistance has seted up flutedly, recess internally mounted has the plastic slab, the card hole has evenly been seted up on the plastic slab top, wiring board one end both sides all are connected with binding post. The utility model relates to a terminal box technical field, through the curb plate, the shifting chute, spout and guide arm, be convenient for slide the T-shaped piece, thereby conveniently through the card post with the fixed plate block on the top of plastic slab, realize tentatively fixing the diode, and through the lug, the fixed orifices, notch board and dead lever, be convenient for fix the one end of fixed plate, realize fixing the diode once more, adopt this kind of fixed knot to construct, when can protecting the inside wiring board of terminal box, also be convenient for carry out the dismouting to the diode, the convenience is changed it, and the operation is convenient.

Description

Split type photovoltaic terminal box with diode fixed knot constructs

Technical Field

The utility model relates to a terminal box technical field specifically is a split type photovoltaic terminal box with diode fixed knot constructs.

Background

The split type photovoltaic junction box is arranged between a solar cell matrix formed by the solar cell modules and the solar charging control device, and is mainly used for connecting and protecting the solar cell modules, connecting electric power generated by the solar cells with an external circuit and conducting current generated by the photovoltaic modules.

At present, photovoltaic terminal box on the market is of a plurality of types, can be fine to the effect of realizing the wiring, however inside when fixing the diode of traditional photovoltaic terminal box, its structure is more single, usually weld the both ends of diode on the copper sheet through the welded mode, and be connected fixedly with the inside structure of box body with the copper sheet through the screw, fixed knot constructs more single and loaded down with trivial details, be difficult to carry out the dismouting to the diode, when leading to the diode to damage, need change whole connection structure, it is inconvenient to use, for this reason, we have proposed a split type photovoltaic terminal box with diode fixed knot constructs and have solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a split type photovoltaic terminal box with diode fixed knot constructs, but inside fixing the diode in solving the traditional photovoltaic terminal box that above-mentioned background art provided, its structure is more single, weld the both ends of diode on the copper sheet through the welded mode usually, and be connected the copper sheet with the inside structure of box body fixedly through the screw, fixed knot constructs more singleness and loaded down with trivial details, be difficult to carry out the dismouting to the diode, when leading to the diode to damage, need change whole connection structure, awkward problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a split type photovoltaic junction box with a diode fixing structure comprises a box body, a wiring board and wiring terminals, wherein the wiring board is located at the middle end in the box body, grooves are formed in the top end of the wiring board at equal intervals, plastic boards are installed inside the grooves, clamping holes are evenly formed in the top ends of the plastic boards, the wiring terminals are connected to two sides of one end of the wiring board, a side plate is embedded into one side of the interior of the box body, a moving groove is formed in one side of the side plate, sliding grooves are formed in two ends of the inner side of the moving groove, guide rods are connected to the inside of the sliding;

the welding of T-shaped piece top has the fixed plate, the equal embedding of fixed plate one side equidistance is installed the card post, fixed plate one side middle part both ends have all been seted up and have been placed the slotted hole, the mounting hole has all been seted up at fixed plate one side limit portion both ends, fixed plate one end middle part hot melt is connected with the lug, the fixed orifices has been seted up to lug one end, the concave plate is installed in the inside opposite side embedding of box body, concave plate one side top through connection has the dead lever.

Preferably, the inboard side both ends of box body all imbed and install solid fixed ring, the inboard side of box body is close to solid fixed ring position department and all installs the connection piece, the guide hole has all been seted up at solid fixed ring outside both ends, connection piece one side is connected with the spring, spring one end is connected with the semicircle spacing ring, connection piece one side middle part through connection has the pull rod, pull rod one end and semicircle spacing ring fixed connection.

Preferably, the diameter of the clamping column is smaller than that of the groove.

Preferably, a sponge washer is bonded on the inner side of the placing slotted hole, and the fixing plate and the clamping column are both made of synthetic plastic structures.

Preferably, the semicircular spacing ring is located inside the fixing ring.

Preferably, the diameter of each of the spring and the pull rod is smaller than that of the guide hole, and each of the spring and the pull rod is movable inside the guide hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. be provided with the plastic slab, effect through plastic slab and card hole, be convenient for all block the both ends of diode on the wiring board, and pass through the curb plate, the shifting chute, the effect of spout and guide arm, be convenient for slide the T-shaped piece, thereby conveniently slide the top of fixed plate block at the plastic slab through the card post, realize preliminary fixed to the diode, and pass through the lug, the fixed orifices, the effect of notch board and dead lever, be convenient for fix the one end of fixed plate, the realization is fixed the diode once more, adopt this kind of fixed knot to construct, when can protecting the inside wiring board of terminal box, also be convenient for carry out the dismouting to the diode, the convenience is changed it, the convenient operation, the slotted hole of placing of seting up of fixed plate one side can protect the diode, make the fixed plate can be laminated inseparabler with the.

2. Be provided with solid fixed ring, through the effect of pull rod and spring, be convenient for spur semicircle spacing ring and remove at solid fixed ring inside to the convenience carries out spacing block through semicircle spacing ring to the outside of circuit, when avoiding circuit one end to meet through binding post and wiring board, the circuit that is close to the wiring end takes place to rock, and leads to contact failure between the wiring end of circuit and the binding post, and it is inconvenient to use.

Drawings

Fig. 1 is a schematic structural view of a split photovoltaic junction box with a diode fixing structure provided by the present invention;

fig. 2 is a schematic view of an installation structure of a split photovoltaic junction box plastic plate with a diode fixing structure provided by the present invention;

fig. 3 is a schematic view of an installation structure of a split type photovoltaic junction box fixing plate with a diode fixing structure provided by the present invention;

fig. 4 is the utility model provides a mounting structure schematic diagram of split type photovoltaic terminal box semicircle spacing ring with diode fixed knot constructs.

In the figure: 1. a box body; 2. a wiring board; 3. a groove; 4. a plastic panel; 5. a clamping hole; 6. a wiring terminal; 7. a side plate; 8. a moving groove; 9. a chute; 10. a guide bar; 11. a T-shaped block; 12. a fixing plate; 13. clamping the column; 14. placing the slotted hole; 15. mounting holes; 16. a bump; 17. a fixing hole; 18. a concave plate; 19. fixing the rod; 20. a fixing ring; 21. connecting sheets; 22. a guide hole; 23. a spring; 24. a semicircular limiting ring; 25. a pull rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a split type photovoltaic terminal box with diode fixed knot constructs, comprising a box body 1, wiring board 2 and binding post 6, wiring board 2 is located 1 inside middle-end of box body, 2 top equidistance on wiring board have seted up recess 3, 3 internally mounted of recess have a

plastic slab

4, 4 tops of plastic slab have evenly seted up

card hole

5, 2 one end both sides of wiring board all are connected with binding post 6, curb plate 7 is installed in the embedding of 1 inside one side of box body, shifting chute 8 has been seted up to curb plate 7 one side, spout 9 has all been seted up at 8 inboard both ends in shifting chute, the inside sliding connection of spout 9 has guide arm 10, guide arm.

11 top welding of T-shaped piece has fixed plate 12, fixed plate 12 one side equidistance all imbeds and installs card post 13, the diameter of card post 13 is less than the diameter of recess 3, be convenient for block post 13 in the inside of recess 3, fixed plate 12 one side middle part both ends have all been seted up and have been placed slotted hole 14, it has the sponge packing ring to place slotted hole 14 inboard bonding, fixed plate 12 makes by synthetic plastic construction with card post 13, be convenient for protect the both ends of diode and wiring board 2 respectively, mounting hole 15 has all been seted up at fixed plate 12 one side limit portion both ends, fixed plate 12 one end middle part hot melt is connected with lug 16, fixed orifices 17 has been seted up to lug 16 one end, concave plate 18 is installed in the embedding of the inside opposite side of box.

The fixing rings 20 are embedded and installed at two ends of the inner side of the box body 1, connecting sheets 21 are installed at positions, close to the fixing rings 20, of the inner side of the box body 1, guide holes 22 are formed at two ends of the outer side of the fixing rings 20, one side of each connecting sheet 21 is connected with a spring 23, one end of each spring 23 is connected with a semicircular limiting ring 24, the semicircular limiting rings 24 are located inside the fixing rings 20, limiting clamping of a circuit penetrating into the fixing rings 20 is facilitated, a pull rod 25 is connected to the middle of one side of each connecting sheet 21 in a penetrating mode, one end of each pull rod 25 is fixedly connected with the semicircular limiting ring 24, and the problem that when one end of the circuit is connected with the wiring board 2 through the wiring terminal 6, the circuit close to the wiring terminal shakes to cause poor contact between the wiring terminal of the circuit and the wiring terminal, the semicircular spacing ring 24 in the fixing ring 20 can be pulled to move conveniently.

In the utility model, when the diode is required to be installed and fixed, the two ends of the diode are respectively inserted into the clamping holes 5 arranged on the plastic plate 4 and connected with the wiring board 2, then, a user pulls the fixing plate 12 upwards to enable the guide rod 10 at one end of the T-shaped block 11 to slide in the chute 9, and then rotates the fixing plate 12 by 90 degrees, thereby clamping the clamping column 13 at one side of the fixing plate 12 in the clamping hole 5 arranged on the plastic plate 4 to realize the preliminary fixing of the diode, secondly, the lug 16 is placed at the top end of the concave plate 18, and the fixing rod 19 passes through one side of the concave plate 18 and the fixing hole 17, thereby facilitating the fixing of one end of the fixing plate 12, realizing the secondary fixing of the diode, and by adopting the fixing structure, the wiring board 2 in the interior of the wiring board can be protected, the diode is also convenient to be disassembled and assembled and disassembled, the diode is convenient, the placing slotted hole 14 formed in the middle of one side of the fixing plate 12 can protect the diode, so that the fixing plate 12 can be attached to two ends of the diode more tightly;

finally, the user is through pulling pull rod 25, pull rod 25 and spring 23 move inside guide hole 22, make spring 23 compress, then pass solid fixed ring 20 respectively with the circuit and insert the inside of box body 1, meet between binding post 6 and the wiring board 2 with the one end of treating the wiring of circuit, loosen pull rod 25, spring 23 resumes, thereby carry out spacing block through semicircle spacing ring 24 to the outside of circuit, when avoiding that circuit one end meets through binding post 6 and wiring board 2, the circuit that is close to the wiring end takes place to rock, and lead to contact failure between the wiring end of circuit and binding post 6, it is inconvenient to use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A split type photovoltaic junction box with a diode fixing structure comprises a box body (1), a wiring board (2) and a wiring terminal (6), wherein the wiring board (2) is positioned at the middle end in the box body (1), it is characterized in that the top end of the wiring board (2) is provided with grooves (3) at equal intervals, a plastic plate (4) is arranged in the groove (3), clamping holes (5) are uniformly formed in the top end of the plastic plate (4), both sides of one end of the wiring board (2) are connected with wiring terminals (6), one side of the interior of the box body (1) is embedded with a side plate (7), a moving groove (8) is arranged on one side of the side plate (7), sliding grooves (9) are arranged at both ends of the inner side of the moving groove (8), a guide rod (10) is connected to the inside of the sliding groove (9) in a sliding mode, and a T-shaped block (11) is sleeved on the outside of the guide rod (10);

t-shaped piece (11) top welding has fixed plate (12), fixed plate (12) one side equidistance all imbeds and installs card post (13), fixed plate (12) one side middle part both ends have all been seted up and have been placed slotted hole (14), mounting hole (15) have all been seted up at fixed plate (12) one side limit portion both ends, fixed plate (12) one end middle part hot melt is connected with lug (16), fixed orifices (17) have been seted up to lug (16) one end, concave plate (18) are installed in the inside opposite side embedding of box body (1), concave plate (18) one side top through connection has dead lever (19).

2. The split type photovoltaic junction box with the diode fixing structure is characterized in that fixing rings (20) are embedded and mounted at two ends of the inner side of the box body (1), connecting pieces (21) are mounted at positions, close to the fixing rings (20), of the inner side of the box body (1), guide holes (22) are formed in two ends of the outer side of each fixing ring (20), a spring (23) is connected to one side of each connecting piece (21), a semicircular limiting ring (24) is connected to one end of each spring (23), a pull rod (25) is connected to the middle of one side of each connecting piece (21) in a penetrating mode, and one end of each pull rod (25) is fixedly connected with the semicircular limiting ring (24).

3. The split photovoltaic junction box with the diode fixing structure as claimed in claim 1, wherein the diameter of the snap column (13) is smaller than that of the groove (3).

4. The split type photovoltaic junction box with the diode fixing structure is characterized in that a sponge washer is bonded on the inner side of the placing slotted hole (14), and the fixing plate (12) and the clamping column (13) are both made of synthetic plastic structures.

5. The split photovoltaic junction box with the diode fixing structure as claimed in claim 2, wherein the semicircular limiting ring (24) is located inside the fixing ring (20).

6. The split photovoltaic junction box with diode fixing structure as claimed in claim 2, wherein the diameter of the spring (23) and the diameter of the pull rod (25) are smaller than the diameter of the guide hole (22), and the spring (23) and the pull rod (25) are movable in the guide hole (22).