Portable three-phase electric energy meter

Abstract

The utility model relates to the technical field of three-phase electric energy meters, and discloses a portable three-phase electric energy meter which comprises a box body, a side cover is fixedly installed on one side of the box body, a chest expander is fixedly installed on the top of the box body, a dustproof cover is fixedly installed on one side of the side cover, and a control button is fixedly installed in the middle of the side cover. An extension table is fixedly installed on one side of the side cover, and an operation panel is fixedly installed in the middle of the extension table. According to the portable three-phase electric energy meter, through cooperative arrangement of the side cover, the chest expander, the dustproof cover and the extension table, the device can be more convenient to operate during use, electrical apparatus elements in the box body can be effectively protected through arrangement of the side cover, and through arrangement of the chest expander, the device can be more convenient to carry; and due to the arrangement of the dustproof cover, the operation area can be effectively protected against excessive dust, oil stains and the like, and the service life of the device is effectively prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of three-phase electric energy meters, in particular to a portable three-phase electric energy meter. Background Art

[0002] The three-phase energy meter is based on the Faraday electromagnetic induction principle and calculates power consumption by measuring current and voltage. It is usually composed of a current coil and a voltage coil, and measures current and voltage through sensors and voltage transformers respectively. The three-phase energy meter has technical characteristics such as high precision, large measurement range, strong anti-interference ability, communication function and multiple protection functions. These characteristics make the three-phase energy meter an indispensable energy management tool in industrial, commercial and residential fields.

[0003] Chinese patent announcement number CN204536527U discloses a portable three-phase electric energy meter tester, including a three-phase electric energy meter and a tester. The front panel of the tester is provided with a switch, a phase voltage switch, a phase current switch, a positive and negative active switches and a wiring clip storage box. The wiring clip storage box is provided with a box cover. The wiring clip storage box contains wiring clips. The wiring clips are connected to the A1, B1, and C1 three-phase wire terminals of the tester through wires. The A2, B2, and C2 three-phase wire terminals of the three-phase electric energy meter are connected to the wiring clips. The utility model has a simple structure and is easy to operate, and can effectively prevent electric shock to the staff. The utility model does not need to replace the table body port that matches the three-phase electric energy meter to realize the power-on of the three-phase electric energy meter, omits the process of replacing the table body port, and reduces the equipment purchase cost.

[0004] However, the utility model has the following problems when actually used:

[0005] The utility model is not convenient to carry around when actually used, resulting in the device not being very portable. When used, it needs to be held in the hand, which is inconvenient to use. Moreover, the device is relatively hanging, so it is easy to fall when held in the hand, and the safety is not strong. Utility Model Content

[0006] 1. Technical issues to be solved

[0007] In order to overcome the above-mentioned defects of the prior art, the utility model provides a portable three-phase electric energy meter, which solves the problems in the prior art:

[0008] The utility model is not convenient to carry around when actually used, resulting in the device not being very portable. It needs to be held in the hand when in use, which is inconvenient to use. In addition, the device is relatively easy to fall when held in the hand compared to hanging, and is not very safe.

[0009] (II) Technical solution

[0010] To achieve the above objectives, the utility model is implemented through the following technical solutions: a portable three-phase electric energy meter, comprising a box body, a side cover is fixedly installed on one side of the box body, a tensioner is fixedly installed on the top of the box body, a dust cover is fixedly installed on one side of the side cover, a control button is fixedly installed in the middle of the side cover, an extension platform is fixedly installed on one side of the side cover, and an operation panel is fixedly installed in the middle of the extension platform.

[0011] Optionally, bolts for reinforcement are fixedly installed at the four corners of the box body, and a ventilation groove is opened on one side of the box body.

[0012] Optionally, a rotating column is fixedly installed in the middle of the side cover, and a switch is fixedly installed on one side of the side cover.

[0013] Optionally, a fixing column is fixedly installed in the middle of the tensioner, and a hanging buckle is clamped in the middle of the fixing column.

[0014] Optionally, a rotating drum is fixedly connected to one side of the dust cover, and a buckle is fixedly connected to one side of the dust cover.

[0015] Optionally, a knob is fixedly mounted on one side of the control button, and a data disk is provided on the outer surface of the control button.

[0016] Optionally, a limit block is fixedly installed on one side of the extension platform, and a support column is fixedly connected to the middle of the extension platform.

[0017] Optionally, a screen is fixedly installed in the middle of the operation panel, and a prompt light is fixedly installed in the middle of the operation panel.

[0018] (III) Beneficial effects

[0019] The utility model provides a portable three-phase electric energy meter, which has the following beneficial effects:

[0020] The portable three-phase electric energy meter can be more convenient to operate when in use through the coordinated arrangement of the side cover, the tensioner, the dust cover and the extension platform. The side cover can effectively protect the electrical components inside the box, and the tensioner can make the device more convenient to carry and use. The dust cover can effectively protect the operating area from excessive dust and oil, etc., effectively increasing the service life of the device. The extension platform can make the device easier to operate, and the operation panel can be separated from the box to prevent collision during operation. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0022] Figure 2This is a schematic diagram of the box structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the operation panel of the utility model;

[0024] Figure 4 This is a schematic diagram of the structure of the dust cover of the utility model;

[0025] Figure 5 This is a schematic diagram of the control button structure of the utility model.

[0026] In the figure: 1. Box body; 2. Side cover; 3. Tensioner; 4. Dust cover; 5. Control button; 6. Extension platform; 7. Operation panel; 8. Bolt; 9. Ventilation groove; 10. Rotating column; 11. Switch; 12. Fixed column; 13. Suspension buckle; 14. Rotating drum; 15. Buckle; 16. Rotary handle; 17. Data disk; 18. Limit block; 19. Support column; 20. Screen; 21. Prompt light. DETAILED DESCRIPTION

[0027] 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. 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.

[0028] Embodiment 1:

[0029] See also Figures 1 to 5 The utility model provides a technical solution: a portable three-phase electric energy meter, in order to make the device more convenient to protect when in use, is provided with a device box 1, a side cover 2 and a dust cover 4;

[0030] The box body 1 comprises a dust cover 4 fixedly mounted on one side of the side cover 2, bolts 8 for reinforcement are fixedly mounted on the four corners of the box body 1, a ventilation groove 9 is opened on one side of the box body 1, a rotating column 10 is fixedly mounted on the middle part of the side cover 2, a switch 11 is fixedly mounted on one side of the side cover 2, a rotating drum 14 is fixedly connected to one side of the dust cover 4, and a buckle 15 is fixedly connected to one side of the dust cover 4. Therefore, the arrangement of the bolts 8 can make the device easier to reinforce when in use, the arrangement of the ventilation groove 9 can make the device easier to release the internal heat, the arrangement of the rotating column 10 can make the dust cover 4 easier to rotate and open and close, the arrangement of the rotating drum 14 can cooperate with the rotating column 10 to promote the rotation of the dust cover 4, and the arrangement of the buckle 15 can make the device easier to merge;

[0031] Embodiment 2:

[0032] In order to make the device more convenient to carry when in use, a device extension platform 6 and a tensioner 3 are provided;

[0033] A tensioner 3 is fixedly installed on the top of the box body 1, an extension platform 6 is fixedly installed on one side of the side cover 2, a fixing column 12 is fixedly installed in the middle of the tensioner 3, a suspension buckle 13 is clamped in the middle of the fixing column 12, a limiting block 18 is fixedly installed on one side of the extension platform 6, and a support column 19 is fixedly connected to the middle of the extension platform 6. Therefore, the setting of the fixing column 12 can fix the suspension buckle 13, making the suspension buckle 13 more stable, and the setting of the limiting block 18 and the support column 19 can make the device more convenient to reinforce and install;

[0034] Embodiment three:

[0035] In order to make the device easier to detect when in use, a device control button 5 and an operation panel 7 are provided;

[0036] A control button 5 is fixedly installed in the middle of the side cover 2, an operation panel 7 is fixedly installed in the middle of the extension platform 6, a knob 16 is fixedly installed on one side of the control button 5, a data disk 17 is provided on the outer surface of the control button 5, a screen 20 is fixedly installed in the middle of the operation panel 7, and a prompt light 21 is fixedly installed in the middle of the operation panel 7. Therefore, the setting of the knob 16 can make the device easier to rotate and control, and the setting of the data disk 17 can make the device easier to read, thereby ensuring the accuracy of the device. The setting of the screen 20 and the prompt light 21 can display data, thereby increasing the convenience of the device.

[0037] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0038] In the utility model, the working steps of the device are as follows:

[0039] First, check whether the four-corner bolts 8 of the box body 1 are firm, ensure that the ventilation groove 9 is unobstructed, open the side cover 2 and use the rotating column 10 to access the internal electrical components, close the side cover 2 to protect the interior, open the dust cover 4 and use the rotating cylinder 14 to access the control button 5 and the operation panel 7, close the dust cover 4 and use the buckle 15 to fix it, use the rotary handle 16 to operate the control button 5, observe the data disk 17, operate the operation panel 7 on the extension platform 6 to avoid collision with the box body 1, read the data on the screen 20, pay attention to the status of the prompt light 21, use the hanging buckle 13 to hang the fixing column 12 of the tensioner 3 at the required position for easy carrying, and shrink the tensioner 3 to reduce the volume for easy storage.

[0040] 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 portable three-phase electric energy meter, comprising a box (1), characterized in that: A side cover (2) is fixedly mounted on one side of the box body (1), a tensioner (3) is fixedly mounted on the top of the box body (1), a dust cover (4) is fixedly mounted on one side of the side cover (2), a control button (5) is fixedly mounted in the middle of the side cover (2), an extension platform (6) is fixedly mounted on one side of the side cover (2), and an operation panel (7) is fixedly mounted in the middle of the extension platform (6).

2. A portable three-phase electric energy meter according to claim 1, characterized in that: Bolts (8) for reinforcement are fixedly installed at the four corners of the box body (1), and a ventilation groove (9) is opened on one side of the box body (1).

3. A portable three-phase electric energy meter according to claim 1, characterized in that: A rotating column (10) is fixedly mounted in the middle of the side cover (2), and a switch (11) is fixedly mounted on one side of the side cover (2).

4. A portable three-phase electric energy meter according to claim 1, characterized in that: A fixing column (12) is fixedly mounted in the middle of the tensioner (3), and a suspension buckle (13) is clamped in the middle of the fixing column (12).

5. A portable three-phase electric energy meter according to claim 1, characterized in that: A rotating drum (14) is fixedly connected to one side of the dust cover (4), and a buckle (15) is fixedly connected to one side of the dust cover (4).

6. A portable three-phase electric energy meter according to claim 1, characterized in that: A knob (16) is fixedly mounted on one side of the control button (5), and a data disk (17) is provided on the outer surface of the control button (5).

7. A portable three-phase electric energy meter according to claim 1, characterized in that: A limiting block (18) is fixedly mounted on one side of the extension platform (6), and a support column (19) is fixedly connected to the middle of the extension platform (6).

8. A portable three-phase electric energy meter according to claim 1, characterized in that: A screen (20) is fixedly mounted in the middle of the operation panel (7), and a warning light (21) is fixedly mounted in the middle of the operation panel (7).

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