Power distribution cabinet with blind hinge

Abstract

The utility model discloses a power distribution cabinet with concealed hinges, which comprises a cabinet body, two sides of the inner wall of the cabinet body are respectively and vertically fixed with a second U-shaped frame, each second U-shaped frame is provided with a plurality of second concealed hinges which are distributed up and down at equal intervals, and the plurality of second concealed hinges are jointly connected with a first cabinet door. The inner side of the first cabinet door is fixedly connected with a first U-shaped frame, the inner side of the first U-shaped frame is provided with a plurality of first blind hinges which are distributed up and down at equal intervals, the rear side of the first U-shaped frame is provided with a plurality of L-shaped pieces matched with the first blind hinges, and each L-shaped piece is connected with one first blind hinge. According to the utility model, the cabinet body, the first cabinet door and the second cabinet door are connected through the blind hinge formed by the supporting block, the first U-shaped block, the second U-shaped block, the hook-shaped piece and the bolt, so that the cabinet body and the cabinet doors are convenient to disassemble on the premise of ensuring the sealing performance of the cabinet body, and the operation space in the cabinet body is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet with concealed hinges. Background Art

[0002] The distribution cabinet (box) is divided into power distribution cabinet (box), lighting distribution cabinet (box), and metering cabinet (box). It is the final equipment of the power distribution system. The distribution cabinet is a general term for the motor control center. The distribution cabinet is used in places where the load is relatively dispersed and there are fewer circuits; the motor control center is used in places where the load is concentrated and there are more circuits. They distribute the power of a circuit of the upper-level distribution equipment to the nearest load. This level of equipment should provide protection, monitoring and control for the load.

[0003] In order to ensure moisture resistance inside the distribution cabinet, the traditional hinge is welded inside the distribution cabinet through the slot, and the cabinet door is welded to the other end of the hinge. Although this increases the sealing of the distribution cabinet and improves its moisture resistance, when maintenance is required inside the distribution cabinet, the cabinet door cannot be removed, making the operating space of the distribution cabinet relatively small. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a power distribution cabinet with concealed hinges.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a power distribution cabinet with concealed hinges, comprising a cabinet body, a second U-shaped frame is vertically fixed on both sides of the inner wall of the cabinet body, each of the second U-shaped frames is provided with a plurality of second concealed hinges distributed equidistantly up and down, a plurality of the second concealed hinges are commonly connected to a first cabinet door, the inner side of the first cabinet door is fixedly connected to the first U-shaped frame, the inner side of the first U-shaped frame is provided with a plurality of first concealed hinges distributed equidistantly up and down, the rear side of the first U-shaped frame is provided with a plurality of L-shaped parts cooperating with the first concealed hinges, and each of the L-shaped parts is connected to one of the first concealed hinges.

[0006] As a further description of the above technical solution: the first concealed hinge includes a support block connected to the inner wall of the first U-shaped frame, a first U-shaped block is fixedly connected to the side of the support block, the first U-shaped block is connected to the first U-shaped frame, the other end of the first U-shaped block is movably connected to a second U-shaped block, a through groove is opened on one side of the first U-shaped block, the second U-shaped block is movably connected in the through groove, and the second U-shaped block is connected to the second cabinet door.

[0007] As a further description of the above technical solution: one side of the first U-shaped block is fixedly connected to two upper and lower symmetrical hook-shaped parts, the two hook-shaped parts are distributed on both sides of the through groove, and a pin is movably connected between the two hook-shaped parts. One end of the pin is fixedly connected to a limit block with a diameter larger than the inner diameter of the hook-shaped part, and the other end radially passes through a socket, and a fixing pin is inserted into the socket.

[0008] As a further description of the above technical solution: the structure of the second concealed hinge is the same as that of the first concealed hinge, the support block on the second concealed hinge and the first U-shaped block are connected to the second U-shaped frame, and the first cabinet door is installed on the second U-shaped block on the second concealed hinge.

[0009] As a further description of the above technical solution: the first concealed hinge and the second concealed hinge are installed on the cabinet body and the first cabinet door and the second cabinet door by bolts.

[0010] As a further description of the above technical solution: the length of the first U-shaped frame is equal to the length of the second U-shaped frame, the length of the second U-shaped frame is equal to the internal height of the cabinet, and the top and bottom walls of the cabinet are both laterally provided with baffles, and the baffles are located on the rear sides of the first cabinet door and the second cabinet door, and are in contact with both of them.

[0011] The utility model has the following beneficial effects:

[0012] Compared with the prior art, this power distribution cabinet with concealed hinges connects the cabinet body, the first cabinet door and the second cabinet door through a concealed hinge composed of a support block, a first U-shaped block, a second U-shaped block, a hook-shaped piece and a latch, thereby facilitating the disassembly of the cabinet body and the cabinet door while ensuring the sealing of the cabinet body, thereby increasing the operating space inside the cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a three-dimensional diagram of the overall structure of a power distribution cabinet with concealed hinges proposed by the utility model;

[0014] Figure 2 A top sectional view of the local structure of a power distribution cabinet with concealed hinges proposed by the utility model;

[0015] Figure 3 This is a three-dimensional diagram of the overall structure of the first concealed hinge of a power distribution cabinet with concealed hinges proposed by the utility model.

[0016] Legend:

[0017] 1. Cabinet body; 2. First cabinet door; 3. Second cabinet door; 4. L-shaped piece; 5. First concealed hinge; 500. Support block; 501. First U-shaped block; 502. Latch; 503. Socket; 504. Hook-shaped piece; 505. Through slot; 506. Second U-shaped block; 507. Limiting block; 6. First U-shaped frame; 7. Second concealed hinge; 8. Second U-shaped frame. DETAILED DESCRIPTION

[0018] 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.

[0019] Reference Figures 1 to 3 The utility model provides a power distribution cabinet with concealed hinges: comprising a cabinet body 1, a second U-shaped frame 8 is vertically fixed on both sides of the inner wall of the cabinet body 1, each second U-shaped frame 8 is provided with a plurality of second concealed hinges 7 distributed up and down at equal distances, and a plurality of second concealed hinges 7 are commonly connected to a first cabinet door 2, the inner side of the first cabinet door 2 is fixedly connected to the first U-shaped frame 6, the inner side of the first U-shaped frame 6 is provided with a plurality of first concealed hinges 5 distributed up and down at equal distances, the rear side of the first U-shaped frame 6 is provided with a plurality of L-shaped pieces 4 cooperating with the first concealed hinge 5, each L-shaped piece 4 is connected to a first concealed hinge 5; the first concealed hinge 5 comprises a support block 500 connected to the inner wall of the first U-shaped frame 6, and a first U-shaped block 5 is fixedly connected to the side of the support block 500 01, the first U-shaped block 501 is connected to the first U-shaped frame 6, the other end of the first U-shaped block 501 is movably connected to a second U-shaped block 506, a through slot 505 is provided on one side of the first U-shaped block 501, the second U-shaped block 506 is movably connected in the through slot 505, the second U-shaped block 506 is connected to the second cabinet door 3, one side of the first U-shaped block 501 is fixedly connected to two upper and lower symmetrical hook-shaped members 504, the two hook-shaped members 504 are distributed on both sides of the through slot 505, a latch 502 is movably connected between the two hook-shaped members 504, one end of the latch 502 is fixedly connected to a limit block 507 whose diameter is larger than the inner diameter of the hook-shaped member 504, and the other end radially passes through a plug hole 503, and a fixing pin is inserted into the plug hole 503;

[0020] The structure of the second concealed hinge 7 is the same as that of the first concealed hinge 5. The supporting block 500 and the first U-shaped block 501 on the second concealed hinge 7 are connected to the second U-shaped frame. The first cabinet door 2 is installed on the second U-shaped block 506 on the second concealed hinge 7. The first concealed hinge 5 and the second concealed hinge 7 are installed on the cabinet body 1 and the first cabinet door 2 and the second cabinet door 3 by bolts. The length of the first U-shaped frame 6 is equidistant from the length of the second U-shaped frame 8. The length of the second U-shaped frame 8 is equal to the internal height of the cabinet body 1. The top wall and the bottom wall of the cabinet body 1 are both laterally provided with baffles, which are located on the rear sides of the first cabinet door 2 and the second cabinet door 3 and are in contact with both of them.

[0021] The cabinet body 1, the first cabinet door 2 and the second cabinet door 3 are connected by a concealed hinge composed of a support block 500, a first U-shaped block 501, a second U-shaped block 506, a hook-shaped member 504 and a latch 502, so that the cabinet body 1 and the cabinet door can be easily disassembled while ensuring the sealing of the cabinet body 1, thereby increasing the operating space in the cabinet body 1;

[0022] Working principle: When the cabinet door needs to be disassembled, just pull out the fixing pin from the socket 503 on the latch 502, then pull the latch 502 out from the hook 504, separate the first U-shaped block 501 and then the second U-shaped block 506, thereby completing the disassembly of the cabinet body 1 and the cabinet door.

[0023] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A power distribution cabinet with concealed hinges, comprising a cabinet body (1), characterized in that: A second U-shaped frame (8) is vertically fixed on each side of the inner wall of the cabinet body (1); each of the second U-shaped frames (8) is provided with a plurality of second concealed hinges (7) which are equidistantly distributed up and down; the plurality of second concealed hinges (7) are connected together to a first cabinet door (2); the inner side of the first cabinet door (2) is fixedly connected to the first U-shaped frame (6); the inner side of the first U-shaped frame (6) is provided with a plurality of first concealed hinges (5) which are equidistantly distributed up and down; the rear side of the first U-shaped frame (6) is provided with a plurality of L-shaped pieces (4) which cooperate with the first concealed hinges (5); each of the L-shaped pieces (4) is connected to one of the first concealed hinges (5).

2. A power distribution cabinet with concealed hinges according to claim 1, characterized in that: The first concealed hinge (5) comprises a support block (500) connected to the inner wall of the first U-shaped frame (6); a first U-shaped block (501) is fixedly connected to the side of the support block (500); the first U-shaped block (501) is connected to the first U-shaped frame (6); the other end of the first U-shaped block (501) is movably connected to a second U-shaped block (506); a through groove (505) is provided on one side of the first U-shaped block (501); the second U-shaped block (506) is movably connected in the through groove (505); and the second U-shaped block (506) is connected to the second cabinet door (3).

3. A power distribution cabinet with concealed hinges according to claim 2, characterized in that: One side of the first U-shaped block (501) is fixedly connected to two hook-shaped members (504) which are symmetrical in upper and lower directions. The two hook-shaped members (504) are distributed on both sides of the through slot (505). A latch (502) is movably connected between the two hook-shaped members (504). One end of the latch (502) is fixedly connected to a limit block (507) whose diameter is larger than the inner diameter of the hook-shaped member (504), and the other end radially passes through an insertion hole (503), and a fixing pin is inserted into the insertion hole (503).

4. A power distribution cabinet with concealed hinges according to claim 3, characterized in that: The structure of the second concealed hinge (7) is the same as that of the first concealed hinge (5); the support block (500) and the first U-shaped block (501) on the second concealed hinge (7) are connected to the second U-shaped frame (8); and the first cabinet door (2) is mounted on the second U-shaped block (506) on the second concealed hinge (7).

5. A power distribution cabinet with concealed hinges according to claim 2, characterized in that: The first concealed hinge (5) and the second concealed hinge (7) are mounted on the cabinet body (1) and the first cabinet door (2) and the second cabinet door (3) by means of bolts.

6. A power distribution cabinet with concealed hinges according to claim 2, characterized in that: The length of the first U-shaped frame (6) is equal to the length of the second U-shaped frame (8), the length of the second U-shaped frame (8) is equal to the internal height of the cabinet body (1), and the top wall and the bottom wall of the cabinet body (1) are both transversely provided with blocking strips, and the blocking strips are located at the rear sides of the first cabinet door (2) and the second cabinet door (3), and are in close contact with both.

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