CN214849240U

CN214849240U - Power supply junction box convenient to assemble

Info

Publication number: CN214849240U
Application number: CN202121342239.9U
Authority: CN
Inventors: 彭玉平
Original assignee: Dongguan Jiuzhou Electric Appliance Co ltd
Current assignee: Dongguan Jiuzhou Electric Appliance Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-11-23
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a power supply junction box convenient to assemble, including main junction box, the activity of one side above the main junction box is installed left upper cover, and the opposite side is installed right upper cover, form first holding chamber between main junction box and the left upper cover, form second holding chamber between main junction box and the right upper cover, keep apart through right upper cover between first holding chamber and the second holding chamber, the inside LED power of having installed of second holding chamber, LED power one side is equipped with power output end, and the opposite side is equipped with power input end; the power supply output end provides power supply for the external load LED lamp; the power supply input end is electrically connected with an external power supply inside the first accommodating cavity; the utility model provides a power supply junction box with convenient assembly, which has independent subareas, can well carry out electromagnetic isolation and can carry out targeted maintenance; the manufacturing is convenient, the assembly is simple, and the cost is lower; the threading is convenient and practical.

Description

Power supply junction box convenient to assemble

Technical Field

The utility model relates to an illumination apparatus technical field, in particular to convenient power terminal box of equipment.

Background

The existing power supply junction box is generally of an integral structure, is sealed by bolts, adopts aluminum profiles, is expensive, and has the following defects: firstly, the functions are fixed, no partition exists, all parts are stored together, no electromagnetic isolation measure is made, and meanwhile, the whole body is required to be opened when the device is opened, so that the device is inconvenient to maintain and cannot be maintained in a targeted manner; secondly, the production and the assembly are inconvenient, so that the production cost is high; thirdly, the threading is inconvenient, when two or more junction boxes are arranged, one side or multiple sides of the junction box must be punched through, and the threading is time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides a power supply junction box which is convenient to assemble, has independent subareas, can well perform electromagnetic isolation, and can perform targeted maintenance; the manufacturing is convenient, the assembly is simple, and the cost is lower; the threading is convenient and practical.

In order to achieve the purpose, the utility model provides a power supply junction box convenient to assemble, including main junction box, the activity of one side above the main junction box is installed left upper cover, and the opposite side is installed right upper cover, form first holding chamber between main junction box and the left upper cover, form second holding chamber between main junction box and the right upper cover, keep apart through right upper cover between first holding chamber and the second holding chamber, the inside LED power that has installed of second holding chamber, LED power one side is equipped with power output end, and the opposite side is equipped with power input end; the power supply output end provides power supply for the external load LED lamp; the power input end is electrically connected with an external power supply inside the first accommodating cavity.

Preferably, one side of the main junction box is provided with a first wire passing notch used for passing through the power output end or a first connecting port connected with the power output end; one side of the right upper cover is provided with a second wire passing notch used for passing through the power input end or a second connecting port connected with the power input end; the external power supply penetrates through the main junction box to the inside of the first accommodating cavity and is electrically connected with the power supply input end.

Preferably, the periphery of the main junction box is provided with folded walls which are bent inwards; the left upper cover and the right upper cover are buckled on one side of the folding wall; a plurality of first through holes are formed in one side of the main junction box, a plurality of arc-shaped hooks are arranged on one side of the left upper cover, and the hooks are buckled on the first through holes to form a hinge mechanism; the bottom of the main junction box is provided with a plurality of second through holes, and the bottom of the right upper cover is provided with a plurality of protrusions which are used for being inserted into the second through holes.

Preferably, the folding wall is provided with a plurality of convex points, the side surface of the left upper cover is provided with a plurality of convex hulls, the convex hulls and the convex points are arranged correspondingly, and the convex hulls are buckled with the convex points; still be equipped with a plurality of boss on the wall of rolling over, right side upper cover side is equipped with a plurality of third through-hole, the third through-hole sets up with the boss is corresponding to the third through-hole is buckled with the boss mutually.

Preferably, the LED power supply comprises a PCB board, and a control circuit is arranged on the PCB board; one side of the PCB is connected with a power output end, a power input end and a light adjusting end; the power output end is connected with a quick connecting plug; the power output end is also provided with an anti-pulling device, and the second accommodating cavity is provided with a plurality of first fixed clamping grooves and a plurality of second fixed clamping grooves which are arranged above the first fixed clamping grooves and correspond to the first fixed clamping grooves; the PCB board is arranged between the first fixing clamping groove and the second fixing clamping groove.

Preferably, one side of the PCB is further connected with a ground wire, the ground wire is a bare copper wire or a wire with a yellow-green insulating layer, and the ground wire is fixed on the main junction box through a rivet.

Preferably, the bottom of the main junction box is also provided with a plurality of key holes; and a screw is arranged in the key hole and fixes the main junction box.

Preferably, the second accommodating cavity is further provided with an insulating box, the insulating box is tightly attached to the periphery of the second accommodating cavity and is arranged at the bottom of the LED power supply, and the insulating box is an insulating paper or film material member.

Preferably, the first chamber lateral wall that holds still is equipped with a plurality of and is used for the dismantled through-hole of external wire hose, be equipped with on the dismantled through-hole and be convenient for dismantle the fourth through-hole that the through-hole was taken off from the first chamber lateral wall that holds.

Preferably, the main junction box, the left upper cover and the right upper cover are all flat metal material members, and a plurality of metal clamping pieces used for clamping the side faces of the main junction box are arranged on the main junction box; the left upper cover is provided with a plurality of marks.

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

1. the utility model is provided with a main junction box, and a left upper cover and a right upper cover are arranged above the main junction box; and left side upper cover and right upper cover divide into two independent accommodation chambers with main terminal box, hold the chamber for first accommodation chamber and second respectively, the second holds the chamber and is used for installing the LED power, first accommodation chamber is used for connecting external power source, main terminal box has two independent subregion, installs external power source and LED power respectively and holds the intracavity portion in two differences, like this can be fine maintain, can also carry out the pertinence maintenance to accord with the basic principle of maintenance.

2. In the utility model, one side of the main junction box is provided with a plurality of first through holes, one side of the left upper cover is provided with a plurality of arc-shaped hooks, and the hooks are buckled on the first through holes to form a hinge mechanism; the left upper cover can rotate around the hinge mechanism, so that the left upper cover can be conveniently opened and closed, cannot fall off and does not need to be taken out; and the connection and the check of an external power supply can be facilitated.

3. Insulating box is insulating paper class or film material component, hugs closely during the installation and holds around the chamber at the second to the bottom pad dress can further ensure that isolation and the electrical distance of LED power accord with relevant standard in LED power bottom.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a power junction box provided by the present invention, which is convenient to assemble;

fig. 2 is a front exploded view of a power junction box according to the present invention;

fig. 3 is a schematic reverse side exploded view of the power supply junction box of the present invention.

The figure includes:

1-main junction box, 2-left upper cover, 3-right upper cover, 11-first accommodating cavity, 12-second accommodating cavity, 4-LED power supply, 41-power supply output end, 42-power supply input end, 43-first wire passing notch, 44-second wire passing notch, 13-folding wall, 14-first through hole, 21-hook, 15-second through hole, 31-bulge, 131-salient point, 22-convex hull, 132-convex platform, 32-third through hole, 45-PCB board, 46-light adjusting end, 411-quick connecting plug, 412-pulling-preventing device, 121-first fixed clamping groove, 122-second fixed clamping groove, 5-ground wire, 18-key hole, 8-insulating box, 111-detachable through hole, 112-fourth through hole, 7-metal clip, 26-mark.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present embodiment, and it is obvious that the described embodiment is an embodiment of the present invention, not all embodiments. Based on this embodiment in the present invention, all other embodiments obtained by the ordinary skilled person in the art without creative work all belong to the protection scope of the present invention.

Please refer to fig. 1 to 3, the utility model provides a power junction box with convenient assembly, including main junction box 1, main junction box 1 is placed in the bottom for hold the electrical components that need to be placed, main junction box 1 top one side activity has been installed left upper cover 2, and right upper cover 3 has been installed to the opposite side, upper cover 2 can be very convenient open and close for make things convenient for external power source's connection and inspection, upper cover on the right side is generally not opened, but breaks down, can open during the maintenance.

A first accommodating cavity 11 is formed between the main junction box 1 and the left upper cover 2, a second accommodating cavity 12 is formed between the main junction box 1 and the right upper cover 3, the first accommodating cavity 11 and the second accommodating cavity 12 are isolated by the right upper cover 3, an LED power supply 4 is arranged in the second accommodating cavity 12, a power output end 41 is arranged on one side of the LED power supply 4, and a power input end 42 is arranged on the other side of the LED power supply; the power output end 41 provides power for an external load LED lamp; the power input 42 is electrically connected to an external power source inside the first accommodating chamber 11.

Further, a left upper cover 2 and a right upper cover 3 are arranged above the main junction box 1; the left upper cover 2 and the right upper cover 3 divide the main junction box 1 into two independent accommodating chambers, namely a first accommodating chamber 11 and a second accommodating chamber 12, the second accommodating chamber 12 is used for installing the LED power supply 4, the first accommodating chamber 11 is used for connecting an external power supply, the main junction box 1 is provided with two independent partitions, and the external power supply and the LED power supply 4 are respectively installed in two different accommodating chambers, so that the maintenance can be well carried out, and whether the power supply output end 41 outputs or not is generally checked firstly during the maintenance; checking again whether the power input end 42 is connected with an external power supply, and whether the external power supply is input; the left upper cover 2 is required to be frequently opened and closed so that targeted maintenance can be performed and basic principles of maintenance are followed.

As shown in fig. 2 and 3, a first connection port for connecting with the power output end 41 or through the first wire passing notch 43 of the power output end 41 is arranged on one side of the main junction box 1; a second connection port for connecting with the power input end 42 or a second wire passing notch 44 of the power input end 42 is arranged on one side of the right upper cover 3; the external power supply penetrates through the main junction box 1 to the inside of the first accommodating cavity 11 and is electrically connected with the power supply input end 42, and particularly, if a first wire passing notch 43 and a second wire passing notch 44 are adopted, the cost is low, but the attractiveness is poor, the integration level is also poor, and the connection efficiency is also low; if adopt first connection port and second connection port, the cost is higher, and pleasing to the eye degree is better, and the integrated level is good, can adopt quick connect to connect the joint, improves connection efficiency.

As shown in fig. 2 and 3, the main junction box 1 is provided with folded walls 13 which are bent inwards around; the left upper cover 2 and the right upper cover 3 are buckled on one side of the folding wall 13; the left upper cover 2 and the right upper cover 3 can be well buckled above the main junction box 1 to complete the sealing of the main junction box 1; a plurality of first through holes 14 are formed in one side of the main junction box 1, a plurality of arc-shaped hooks 21 are arranged on one side of the left upper cover 2, and the hooks 21 are buckled on the first through holes 14 to form a hinge mechanism; the left upper cover 2 can rotate around the hinge mechanism, so that the left upper cover 2 can be conveniently opened and closed without falling off or taking out; the connection and the inspection of an external power supply can be facilitated; when an external power supply needs to be installed or maintenance and inspection are carried out, the left upper cover 1 is opened to rotate leftwards by a certain angle which is generally 0-230 degrees, the left upper cover does not fall off or needs not to be taken out, and the left upper cover can be quickly buckled and sealed after the external power supply is connected or inspected.

Specifically, the mounting manner of the right upper cover 3; the bottom of the main junction box 1 is provided with a plurality of second through holes 15, and the bottom of the right upper cover 3 is provided with a plurality of protrusions 31 which are inserted into the second through holes 15; the boss 31 on the right upper cover 3 is inserted into the second through hole 15; the peripheral side edge is buckled on the side surface of the folding wall 13, and the right upper cover 3 can be conveniently arranged on the main junction box 1.

In order to further enhance the fastening force between the left upper cover 2 and the right upper cover 3 and the main junction box 1, as shown in fig. 2 and 3, a plurality of convex points 131 are arranged on the left side of the folding wall 13, a plurality of convex hulls 22 are arranged on the side surface of the left upper cover 2, the convex hulls 22 are arranged corresponding to the convex points 131, and the convex hulls 22 are fastened with the convex points 131; roll over wall 13 right side and still be equipped with a plurality of

boss

132, 3 sides on the right side of upper cover are equipped with a plurality of third through hole 32, third through hole 32 and the corresponding setting of boss 132 to third through hole 32 and boss 132 looks lock, it is specific, boss 132 from the top down is by little grow, and right side upper cover 3 just can be faster lock like this, and the lock is more stable.

As shown in fig. 2 and 3, the LED power source 4 includes a PCB 45, and a control circuit is disposed on the PCB 45; all electrical components required by the control circuit are welded on the PCB 45; one side of the PCB 45 is connected with a power supply output end 41, a power supply input end 42 and a light adjusting end 46; the power output end 41 is connected with a quick connection plug 411; the power output end 41 is welded at a designated position on the PCB 45, the connection between the power output end 41 and the main junction box 1 is further provided with a pulling-proof device 412, which can prevent the power output end 41 from being pulled, so that the power output end 41 is separated from the PCB 45, and the pulling-proof device 412 is clamped on the first wire passing notch 43; the quick connection plug 411 can be used for quickly connecting lamps and can be used for connecting lamps in different shapes.

As shown in fig. 2, a plurality of first fixing slots 121 and a plurality of second fixing slots 122 are disposed on the second accommodating cavity 12, and are disposed above the first fixing slots 121 and correspond to the first fixing slots 121; the PCB 45 is clamped between the first fixing clamp slot 121 and the second fixing clamp slot 122; when the LED power supply 4 is assembled, firstly, the insulating box 8 is installed in the second accommodating cavity 12, and secondly, the PCB 45 is clamped between the first fixing clamping groove 121 and the second fixing clamping groove 122 to limit the front and back movement and the up and down movement of the PCB 45; finally, the right upper cover 2 is clamped on the main junction box 1 to limit the left and right movement of the PCB 45; the PCB 45 is fixed, the current and voltage output by the power output 41 are adjustable, and the output power of the lamp is determined according to different requirements of customers to obtain different lumen values, so as to meet the illumination requirements of different places; the LED power supply 4 is further provided with a light adjusting end 46, so that the LED power supply 4 has a dimming function and can save electricity according to actual needs.

As shown in fig. 2, one side of the PCB 45 is further connected with a ground wire 5, which is installed on the first accommodating cavity 11, the ground wire 5 is a bare copper wire or a wire with a yellow-green insulating layer, and the ground wire 5 is fixed on the main junction box 1 by a rivet; the ground wire 5 is used for ensuring the personal safety of a user and can conduct electricity into the ground connection end for supplying power when an electric shock occurs.

As shown in fig. 3, the bottom of the main junction box 1 is further provided with a plurality of key holes 18; the key hole 18 is internally provided with a screw which fixes the main junction box 1, when the main junction box is installed, the screw can be installed firstly, then the main junction box 1 is hung on the screw, and finally the screw is screwed down to fix the main junction box 1; the same procedure is followed for removing the main junction box 1.

The second accommodating cavity 12 is also provided with an insulating box 8, the insulating box 8 is tightly attached to the periphery of the second accommodating cavity 12 and is arranged at the bottom of the LED power supply 4, and the insulating box 8 is an insulating paper or film material member, so that the isolation and the electrical distance of the LED power supply 4 can be further ensured to meet relevant standards.

The side wall of the first accommodating cavity 11 is also provided with a plurality of detachable through holes 111 for externally connecting electric wire hoses, and the detachable through holes 111 are provided with fourth through holes 112 for facilitating the detachable through holes 111 to be taken down from the side wall of the first accommodating cavity 11; when the detachable through hole 111 is detached, only the screwdriver needs to be inserted into the fourth through hole 112 to be pried.

The main junction box 1, the left upper cover 2 and the right upper cover 3 are all flat metal material members, and a plurality of metal clamping pieces 7 for clamping the side surfaces of the main junction box 1 are arranged on the main junction box 1; a plurality of marks 26 are arranged on the left upper cover 2.

The assembling process of the power supply junction box comprises the following steps: firstly, stamping a main junction box 1, a left upper cover 2 and a right upper cover 3 by using flat metal material components; secondly, the insulation box 8 is arranged in the second accommodating cavity 12, and the PCB 45 is clamped between the first fixing clamping groove 121 and the second fixing clamping groove 122; thirdly, the power output end 41 is placed on the first wire passing notch 43, and the power input end 42 is placed on the second wire passing notch 44; finally, the left upper cover 2 and the right upper cover 3 are fixedly assembled with the main junction box 1, one of the detachable through holes 111 is removed, and an external power source is introduced and connected with the power input terminal 42.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. The power supply junction box convenient to assemble is characterized by comprising a main junction box (1), wherein a left upper cover (2) is movably arranged on one side above the main junction box (1), a right upper cover (3) is arranged on the other side of the main junction box, a first accommodating cavity (11) is formed between the main junction box (1) and the left upper cover (2), a second accommodating cavity (12) is formed between the main junction box (1) and the right upper cover (3), the first accommodating cavity (11) and the second accommodating cavity (12) are isolated through the right upper cover (3), an LED power supply (4) is arranged in the second accommodating cavity (12), a power supply output end (41) is arranged on one side of the LED power supply (4), and a power supply input end (42) is arranged on the other side of the LED power supply (4); the power supply output end (41) provides power supply for the external load LED lamp; the power input (42) is electrically connected with an external power supply inside the first accommodating cavity (11).

2. An easily assembled power supply junction box according to claim 1, wherein one side of the main junction box (1) is provided with a first wire passing notch (43) for passing through the power supply output end (41) or a first connecting port connected with the power supply output end (41); one side of the right upper cover (3) is provided with a second wire passing notch (44) for passing through the power input end (42) or a second connecting port connected with the power input end (42); the external power supply penetrates through the main junction box (1) to the interior of the first accommodating cavity (11) and is electrically connected with the power supply input end (42).

3. The power junction box convenient to assemble as claimed in claim 1, wherein the main junction box (1) is provided with inwardly bent folded walls (13) at the periphery; the left upper cover (2) and the right upper cover (3) are buckled on one side of the folding wall (13); a plurality of first through holes (14) are formed in one side of the main junction box (1), a plurality of arc-shaped hooks (21) are arranged on one side of the left upper cover (2), and the hooks (21) are buckled on the first through holes (14) to form a hinge mechanism; the bottom of the main junction box (1) is provided with a plurality of second through holes (15), and the bottom of the right upper cover (3) is provided with a plurality of protrusions (31) which are used for being inserted into the second through holes (15).

4. The power junction box convenient to assemble as claimed in claim 3, wherein a plurality of convex points (131) are arranged on the folding wall (13), a plurality of convex hulls (22) are arranged on the side surface of the left upper cover (2), the convex hulls (22) are arranged corresponding to the convex points (131), and the convex hulls (22) are buckled with the convex points (131); still be equipped with a plurality of boss (132) on the wall of rolling over (13), right side upper cover (3) side is equipped with a plurality of third through-hole (32), third through-hole (32) and boss (132) correspond the setting to third through-hole (32) and boss (132) looks lock.

5. The power junction box convenient to assemble as claimed in claim 1, wherein the LED power source (4) comprises a PCB (45), and a control circuit is arranged on the PCB (45); one side of the PCB (45) is connected with a power supply output end (41), a power supply input end (42) and a light adjusting end (46); the power output end (41) is connected with a quick connecting plug (411); the power output end (41) is also provided with an anti-pulling device (412), the second accommodating cavity (12) is provided with a plurality of first fixed clamping grooves (121) and a plurality of second fixed clamping grooves (122) which are arranged above the first fixed clamping grooves (121) and correspond to the first fixed clamping grooves (121); the PCB (45) is clamped between the first fixed clamping groove (121) and the second fixed clamping groove (122).

6. The power junction box convenient to assemble as claimed in claim 5, wherein one side of the PCB (45) is further connected with a ground wire (5), the ground wire (5) is a bare copper wire or an electric wire with a yellow-green insulating layer, and the ground wire (5) is fixed on the main junction box (1) through a rivet.

7. An assembled power supply junction box as claimed in claim 1, wherein a plurality of key holes (18) are further formed on the bottom of the main junction box (1); and screws are arranged in the key holes (18) and fix the main junction box (1).

8. The power supply junction box convenient to assemble according to claim 1, wherein the second accommodating cavity (12) is further provided with an insulating box (8), the insulating box (8) is tightly attached to the periphery of the second accommodating cavity (12) and is arranged at the bottom of the LED power supply (4), and the insulating box (8) is an insulating paper or film material component.

9. The power supply junction box convenient to assemble according to claim 1, wherein the side wall of the first accommodating cavity (11) is further provided with a plurality of detachable through holes (111) for externally connecting electric wires and hoses, and the detachable through holes (111) are provided with fourth through holes (112) for facilitating the detachment of the detachable through holes (111) from the side wall of the first accommodating cavity (11).

10. The power junction box convenient to assemble as claimed in claim 1, wherein the main junction box (1), the left upper cover (2) and the right upper cover (3) are all flat metal material members, and a plurality of metal clamping pieces (7) for clamping the side surfaces of the main junction box (1) are arranged on the main junction box (1); the left upper cover (2) is provided with a plurality of marks (26).