Meter box convenient to disassemble and assemble

Abstract

The utility model discloses a meter box convenient to disassemble and install, which belongs to the technical field of meter box installation, and comprises a meter box body, a first connecting frame is arranged at the edge part of the back surface of the meter box body, a double-thread screw is rotationally connected to the first connecting frame, and a second connecting frame is arranged at the edge part of the back surface of the double-thread screw. A rotating head is connected to the top end of the double-thread screw, a second connecting frame is installed on the edge portion, away from the first connecting frame, of the back face of the meter box body, and a tool such as a screwdriver is used for driving the rotating head to rotate, so that the double-thread screw is driven to rotate clockwise, and then the symmetrically-arranged guide blocks are matched with the guide rods to move oppositely. And finally, the clamping grooves formed between the limiting blocks and the bent ends of the clamping jaws are clamped with the hanging frame, the meter box body can be conveniently and rapidly installed, the double-thread screw is rotated anticlockwise through the rotating head in the disassembling process, the clamping grooves are made to be separated from the hanging frame, and the meter box body can be conveniently disassembled.

Description

Technical Field

[0001] This utility model relates to the field of meter box installation technology, and more specifically, to a meter box that is easy to disassemble and install. Background Technology

[0002] A metering box is a collection of metering instruments and auxiliary equipment necessary for measuring electrical energy, including electricity meters, voltage and current transformers and their secondary circuits, electricity metering panels, cabinets, and boxes. Metering boxes can be installed in a suspended or floor-mounted manner. To ensure installation quality, suspended boxes must be secured with built-in expansion bolts, and the bolt dimensions must meet safety and security requirements, as well as outdoor installation conditions.

[0003] Patent authorization number CN205176090U discloses a meter box, including a box body. The front of the box body has a fully transparent door, and it is a three-phase box body. A drawer lock and a handle are also provided on the opening and closing end of the fully transparent door. Inside the box body are a metering chamber and a power terminal monitoring chamber. An opaque base is provided at the bottom of the box body. Multiple expansion screw holes and a canopy are provided on the top of the box body. Louvers, cable inlet holes, and grounding electrodes are provided on the sides of the box body. This utility model, through the above structure, offers multiple functions, facilitating the observation of changes in monitoring data and the operation of internal components of the meter box, allowing for timely repair in case of problems.

[0004] However, the meter box in patent authorization number CN205176090U is installed by fixing it with expansion bolts. During the installation process, multiple expansion bolts need to be installed continuously, resulting in low installation efficiency. Moreover, it is inconvenient to disassemble after installation with expansion bolts. Therefore, we propose a meter box that is easy to disassemble and install to solve the above-mentioned problems. Utility Model Content

[0005] 1. Technical problems to be solved

[0006] To address the problems existing in the prior art, the purpose of this utility model is to provide a meter box that is easy to disassemble and install. It utilizes a tool such as a screwdriver to drive a rotating head, which in turn drives a double-ended screw to rotate clockwise. This causes symmetrically arranged guide blocks and guide rods to move towards each other. Finally, the meter box engages with the bracket via a slot between the limit block and the bent end of the claw. This facilitates quick and easy installation of the meter box body. For disassembly, the rotating head is used to rotate the double-ended screw counterclockwise, disengaging the slot from the bracket and facilitating the removal of the meter box body.

[0007] 2. Technical Solution

[0008] To solve the above problems, the present invention adopts the following technical solution.

[0009] A meter box that is easy to disassemble and install includes a meter box body, a first connecting frame is installed on the back edge of the meter box body, a double-ended screw is rotatably connected to the first connecting frame, and a rotating head is connected to the top of the double-ended screw.

[0010] A second connecting frame is installed on the back of the meter box body at the edge away from the first connecting frame, and a guide rod is welded to the second connecting frame;

[0011] A wall is provided on one side of the meter box body, and a hanging rack is installed on the surface of the wall.

[0012] A connecting seat is symmetrically screwed onto the double-ended screw, and a guide block is symmetrically slidably connected to the guide rod. A connecting plate is welded between the connecting seat and the guide block. Claws are welded to the surfaces of the connecting seat and the guide block away from the meter box body. A limit block is fixedly connected to one side of the bent end of the claw. A slot for engaging with the hanger is provided between the limit block and the bent end of the claw.

[0013] Furthermore, a positioning hole is provided in the middle of the bracket, and the positioning hole is square in shape.

[0014] Furthermore, a positioning block is fixedly connected to the back of the meter box body, which is aligned with the positioning hole, and the end of the positioning block abuts against the wall.

[0015] Furthermore, both ends of the double-ended screw are designed with a smooth surface, and both ends of the first connecting frame are equipped with bearings that are interference-fitted to the ends of the double-ended screw.

[0016] Furthermore, a through hole is provided at the junction of the guide block and the guide rod, and the inner diameter of the through hole is adapted to the outer diameter of the guide rod.

[0017] Furthermore, the edge of the bracket is symmetrically provided with mounting holes, and expansion bolts for connecting to the wall are installed at the mounting holes.

[0018] Furthermore, the surface of the rotating head is provided with a cross-shaped groove.

[0019] 3. Beneficial effects

[0020] Compared with existing technologies, the advantages of this utility model are:

[0021] (1) In this solution, after the meter box body is manually lifted and positioned at the hanger, the rotating head is driven to rotate by a tool such as a screwdriver, which in turn drives the double-headed screw to rotate clockwise. This causes the symmetrically arranged guide blocks to move in opposite directions with the guide rod. Finally, the slot between the limit block and the bent end of the claw engages with the hanger, making it easy and quick to install the meter box body. When disassembling, the double-headed screw is rotated counterclockwise by the rotating head to disengage the slot from the hanger, making it easy to disassemble the meter box body.

[0022] (2) In this solution, the meter box body can be positioned by using the positioning block to penetrate the positioning hole and abut against the wall, so that the slot can correspond to the snap-fit ​​part of the bracket, which has the function of assisting installation. Attached Figure Description

[0023] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0024] Figure 2 This is a schematic diagram of the back structure of the meter box body of this utility model;

[0025] Figure 3 This is a schematic diagram of the claw structure of this utility model;

[0026] Figure 4 This is a schematic diagram of the hanging structure of this utility model.

[0027] Explanation of the labels in the diagram:

[0028] 1. Meter box body; 2. First connecting frame; 3. Double-ended screw; 4. Rotating head; 5. Connecting seat; 6. Second connecting frame; 7. Guide rod; 8. Guide block; 9. Connecting plate; 10. Claw; 11. Limiting block; 12. Wall; 13. Hanger; 14. Positioning hole; 15. Positioning block. Detailed Implementation

[0029] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0030] Example:

[0031] Please see Figure 1-4A meter box that is easy to disassemble and install includes a meter box body 1, a first connecting frame 2 is installed on the back edge of the meter box body 1, a double-headed screw 3 is rotatably connected to the first connecting frame 2, and a rotating head 4 is connected to the top of the double-headed screw 3.

[0032] A second connecting frame 6 is installed on the back of the meter box body 1 at the edge away from the first connecting frame 2, and a guide rod 7 is welded to the second connecting frame 6;

[0033] A wall 12 is provided on one side of the meter box body 1, and a bracket 13 is installed on the surface of the wall 12;

[0034] The double-headed screw is symmetrically screwed with a connecting seat 5 at 3 points, and the guide rod is symmetrically slidably connected with a guide block 8 at 7 points. A connecting plate 9 is welded between the corresponding connecting seat 5 and the guide block 8. Claws 10 are welded to the surfaces of the connecting seat 5 and the guide block 8 away from the meter box body 1. A limit block 11 is fixedly connected to one side of the bent end of the claw 10. A slot is provided between the limit block 11 and the bent end of the claw 10 to engage with the bracket 13.

[0035] It should be noted that, when using this meter box that is easy to disassemble and install, firstly, the bracket 13 is installed and fixed on the wall 12. Then, the meter box body 1 is manually lifted and positioned on the bracket 13. Then, the rotating head 4 is driven to rotate by a tool such as a screwdriver, which drives the double-headed screw 3 to rotate clockwise. This causes the symmetrically arranged guide blocks 8 to move in opposite directions with the guide rod 7. Finally, the groove between the limit block 11 and the bent end of the claw 10 engages with the bracket 13, making it easy and quick to install the meter box body 1. When disassembling, the double-headed screw 3 is rotated counterclockwise by the rotating head 4 to disengage the groove from the bracket 13, making it easy to disassemble the meter box body 1.

[0036] like Figure 2 , Figure 4 As shown, a positioning hole 14 is provided in the middle of the bracket 13, and the positioning hole 14 is square in structure. A positioning block 15 that is connected to the positioning hole 14 is fixedly connected to the back of the meter box body 1, and the end of the positioning block 15 abuts against the wall 12.

[0037] It should be noted that by using the positioning block 15 to penetrate the positioning hole 14 and abut against the wall 12, the meter box body 1 can be positioned, so that the slot can correspond to the snap-fit ​​part of the bracket 13, which has the function of assisting installation.

[0038] like Figure 2 As shown, both ends of the double-ended screw 3 are designed with a smooth surface, and both ends of the first connecting frame 2 are equipped with bearings that are interference-fitted to the ends of the double-ended screw 3.

[0039] It should be noted that the resistance of the double-ended screw 3 during rotation was reduced, and the rotation accuracy of the double-ended screw 3 was ensured.

[0040] like Figure 2 , Figure 3 As shown, a through hole is provided at the junction of the guide block 8 and the guide rod 7, and the inner diameter of the through hole is matched with the outer diameter of the guide rod 7.

[0041] It should be noted that the stability of the guide block 8 during the movement of the guide rod 7 is ensured, which is beneficial to the docking between the slot and the bracket 13.

[0042] like Figure 4 As shown, mounting holes are symmetrically provided on the edge of the bracket 13, and expansion bolts for connecting to the wall 12 are installed at the mounting holes.

[0043] It should be noted that the bracket 13 can be installed and fixed.

[0044] like Figure 2 As shown, a cross-shaped groove is formed on the surface of the rotating head 4;

[0045] It should be noted that the rotating head 4 can be driven to rotate by the flathead screwdriver abutting against the Phillips head groove.

[0046] In use: First, install and fix the bracket 13 on the wall 12. Then, manually lift the meter box body 1 and position it on the bracket 13. Use a tool such as a screwdriver to drive the rotating head 4 to rotate, thereby driving the double-headed screw 3 to rotate clockwise. This causes the symmetrically arranged guide blocks 8 to move in opposite directions with the guide rod 7. Finally, the slot between the limit block 11 and the bent end of the claw 10 engages with the bracket 13, making it easy and quick to install the meter box body 1. When disassembling, rotate the double-headed screw 3 counterclockwise by rotating the rotating head 4 to disengage the slot from the bracket 13, making it easy to disassemble the meter box body 1.

[0047] The above description is merely a preferred embodiment of this utility model; however, the protection scope of this utility model is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the technical scope disclosed in this utility model, based on the technical solution and its improved concept, should be included within the protection scope of this utility model.

Claims

1. A meter box that is easy to disassemble and install, comprising a meter box body (1), characterized in that: A first connecting frame (2) is installed on the back edge of the meter box body (1), and a double-headed screw (3) is rotatably connected to the first connecting frame (2). A rotating head (4) is connected to the top of the double-headed screw (3). A second connecting frame (6) is installed on the back of the meter box body (1) away from the edge of the first connecting frame (2), and a guide rod (7) is welded to the second connecting frame (6); A wall (12) is provided on one side of the meter box body (1), and a bracket (13) is installed on the surface of the wall (12); A connecting seat (5) is symmetrically screwed onto the double-headed screw (3), and a guide block (8) is symmetrically slidably connected to the guide rod (7). A connecting plate (9) is welded between the connecting seat (5) and the guide block (8). A claw (10) is welded to the surface of the connecting seat (5) and the guide block (8) away from the meter box body (1). A limit block (11) is fixedly connected to one side of the bent end of the claw (10). A slot is provided between the limit block (11) and the bent end of the claw (10) to engage with the hanger (13).

2. The meter box that is easy to disassemble and install according to claim 1, characterized in that: The bracket (13) has a positioning hole (14) in the middle, and the positioning hole (14) is square in shape.

3. A meter box that is easy to disassemble and install according to claim 2, characterized in that: The back of the meter box body (1) is fixedly connected to a positioning block (15) that is opposite to the positioning hole (14), and the end of the positioning block (15) abuts against the wall (12).

4. The meter box that is easy to disassemble and install according to claim 1, characterized in that: Both ends of the double-ended screw (3) are smooth, and both ends of the first connecting frame (2) are fitted with bearings that are interference-fitted to the ends of the double-ended screw (3).

5. A meter box that is easy to disassemble and install according to claim 1, characterized in that: A through hole is provided at the junction of the guide block (8) and the guide rod (7), and the inner diameter of the through hole is adapted to the outer diameter of the guide rod (7).

6. A meter box that is easy to disassemble and install according to claim 1, characterized in that: The mounting bracket (13) has symmetrically arranged assembly holes on its edge, and expansion bolts that connect to the wall (12) are installed at the assembly holes.

7. A meter box that is easy to disassemble and install according to claim 1, characterized in that: The surface of the rotating head (4) is provided with a cross groove.

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