Direct current metering device for direct current charging facility

Abstract

The utility model relates to the technical field of new energy of metering module equipment, and discloses a direct-current metering device for a direct-current charging facility, which comprises a device body, the outer wall of the device body is provided with a wiring port, the outer wall of the device body is fixedly connected with a display screen, and the outer wall of the device body is provided with a dismounting assembly. An anti-deviation assembly is arranged on the lower surface of the device body, the dismounting assembly comprises a second connecting plate, the inner wall of the second connecting plate is slidably connected to the outer wall of the device body, a moving rod is slidably connected to the inner wall of the second connecting plate, a switch is fixedly connected to one side of the outer wall of the moving rod, and a second fixing block is fixedly connected to the inner wall of the moving rod. According to the utility model, the purpose of improving the mounting and dismounting efficiency is achieved, the installation, debugging, daily maintenance and fault equipment replacement of the direct current metering device by workers are greatly facilitated, the equipment maintenance time and the labor cost are reduced, and the efficient operation of direct current charging facilities is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to new energy technology field of metering module equipment especially relates to a direct current metering device for direct current charging facility. BACKGROUND

[0002] At present, under the vigorous development of new energy automobile industry, as the key supporting equipment, the accuracy of the direct current charging facility and the convenience of equipment maintenance are very important, a direct current metering device for direct current charging facility is the core component of guaranteeing accurate calculation of charging cost, balance of user and operator interests and efficient and stable operation of charging facility, which can not only accurately measure the electric quantity in the charging process, but also adapt to different use scenarios and maintenance requirements to ensure reliable operation of the whole charging system, with the continuous expansion of the application scenarios of direct current charging facility, higher requirements are put forward for the installation, disassembly and stability of the metering device.

[0003] At present, part of the direct current metering device adopts the traditional fixed mode in mechanical structure, such as using a large number of screws to fasten, realizing electrical connection through complex wiring and interface design, and the technical principle is mainly based on simple circuit shunt and voltage sampling to measure electric quantity, in the installation process, the workers need to use screwdrivers and other tools to tighten the screws one by one, fix the device on the charging equipment, then carefully connect the lines, and when disassembling, the reverse operation is carried out, which also depends on tools and is complicated.

[0004] However, this traditional mechanical structure and installation and disassembly mode has disadvantages, in actual application, due to the complex installation and disassembly operation, the work efficiency is affected, every time the direct current metering device is installed, debugged, maintained daily or replaced, the workers need to spend a lot of time on disassembly and reinstallation, which not only increases the labor cost, but also causes the charging facility to be difficult to use normally for a long time, reduces the overall operation efficiency of the direct current charging facility, and cannot meet the increasing demand for fast charging and efficient operation and maintenance. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a direct current metering device for direct current charging facility, which aims at improving the traditional mode of the inconvenient installation and disassembly of the traditional direct current metering device and the problem of long time consumption.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: a direct current metering device for direct current charging facility, comprising a device body, a wiring port is arranged on the outer wall of the device body, a display screen is fixedly connected to the outer wall of the device body, a disassembly assembly is arranged on the outer wall of the device body, and a deviation prevention assembly is arranged on the lower surface of the device body.

[0007] The dismounting assembly comprises a connecting plate two, the inner wall of the connecting plate two is slidably connected to the outer wall of the device body, a moving rod is slidably connected to the inner wall of the connecting plate two, a switch is fixedly connected to one side of the outer wall of the moving rod, a fixed block two is fixedly connected to the inner wall of the moving rod, a spring one is fixedly connected to the other side of the outer wall of the moving rod, the outer wall of the fixed block two is slidably connected with a connecting rod, the lower surface of the connecting rod is fixedly connected with a connecting plate three, the outer wall of the device body is fixedly connected with a positioning plate one, the outer wall of the device body is fixedly connected with a positioning plate two, the outer wall of the connecting plate two is fixedly connected with a connecting plate one, and the outer wall of the connecting plate one is provided with a positioning groove.

[0008] Further, the anti-deviation assembly comprises a fixed block one, the upper surface of the fixed block one is slidably connected to the lower surface of the device body, the outer wall of the fixed block one is fixedly connected with a connecting column two, one end of the connecting column two is fixedly connected with a connecting column one, one end of the connecting column one is fixedly connected with a sliding rod, and one end of the sliding rod is fixedly connected with a spring two.

[0009] Further, one end of the spring two is fixedly connected to the inner wall of the device body, and the spring two is used for pushing the sliding rod to move.

[0010] Further, the outer wall of the connecting column one is slidably connected to the inner wall of the device body, and the connecting column one is used for pushing the connecting column two to move.

[0011] Further, the positioning plate one is slidably connected to the inner wall of the positioning groove, and the positioning plate one is used for positioning the installed device body.

[0012] Further, the outer wall of the connecting rod is slidably connected to the inner wall of the connecting plate two, and the outer wall of the connecting rod is slidably connected to the inner wall of the moving rod.

[0013] Further, one end of the spring one is fixedly connected to the inner wall of the connecting plate two, and the spring one is used for pushing the moving rod to move.

[0014] Further, the outer wall of the device body is fixedly connected to the inner wall of the connecting plate three, and the outer wall of the connecting plate three is slidably connected to the inner wall of the connecting plate one.

[0015] The utility model has the advantages of the following:

[0016] 1. In this utility model, during installation, first position the device, press the switch, move the rod to compress the spring, insert the connecting rod, and then release the switch to complete the connection. During disassembly, press the switch to separate the fixing block and the connecting rod, pull out the connecting rod, and separate the positioning plate. This solves the problems of inconvenient and time-consuming installation and disassembly of traditional DC metering devices. Traditional methods may require the use of multiple tools for complex operations, consuming a lot of time and manpower. This invention improves the efficiency of installation and disassembly, greatly facilitating the installation, debugging, daily maintenance, and replacement of faulty equipment for DC metering devices, reducing equipment maintenance time and labor costs, and ensuring the efficient operation of DC charging facilities.

[0017] 2. In this utility model, the wire offset presses against the fixing block one, which drives the connecting component to retract the spring two. The spring two rebounds and pushes the fixing block one back to its original position, thus achieving the effect of stabilizing the charging process and improving the metering accuracy. This ensures the stable operation of the DC charging facility, provides users with more accurate charging metering services, and enhances the user experience. Attached Figure Description

[0018] Figure 1 This is a three-dimensional structural diagram of a DC metering device for DC charging facilities proposed in this utility model;

[0019] Figure 2 This is a schematic diagram of the two-part structure of a positioning plate for a DC metering device used in DC charging facilities, as proposed in this utility model.

[0020] Figure 3 This is a schematic diagram of a portion of the positioning plate of a DC metering device for DC charging facilities proposed in this utility model.

[0021] Figure 4 This is a schematic diagram of a portion of the spring structure of a DC metering device for DC charging facilities proposed in this utility model.

[0022] Figure 5 This is a schematic diagram of the wiring port portion of a DC metering device for DC charging facilities proposed in this utility model.

[0023] Figure 6 for Figure 5 Enlarged diagram of point A in the middle.

[0024] Legend:

[0025] 1, device body; 2, display screen; 3, wiring port; 4, connecting plate one; 5, fixed block one; 6, positioning groove; 7, positioning plate one; 8, connecting plate two; 9, connecting plate three; 10, positioning plate two; 11, switch; 12, moving rod; 13, fixed block two; 14, connecting rod; 15, spring one; 16, spring two; 17, sliding rod; 18, connecting column one; 19, connecting column two. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] Referring to Figure 1 , Figure 2 , Figure 3 and Figure 4 , the utility model provides an embodiment: a kind of direct current metering device for direct current charging facility, including device body 1, wiring port 3 is provided on the outer wall of device body 1, display screen 2 is fixedly connected on the outer wall of device body 1, for showing the state of device body (1), device body 1 outer wall is provided with disassembly component, for disassembling device body (1), device body 1 lower surface is provided with prevent deviation component, for preventing wire deviation;

[0028] Disassembly component includes connecting plate two 8, connecting plate two 8 inner wall is slidably connected in the outer wall of device body 1, moving rod 12 is slidably connected in the inner wall of connecting plate two 8, switch 11 is fixedly connected on the outer wall of moving rod 12, fixed block two 13 is fixedly connected in the inner wall of moving rod 12, spring one 15 is fixedly connected on the other side of the outer wall of moving rod 12, connecting rod 14 is slidably connected in the outer wall of fixed block two 13, connecting plate three 9 is fixedly connected on the lower surface of connecting rod 14, positioning plate one 7 is fixedly connected on the outer wall of device body 1, positioning plate two 10 is fixedly connected in the middle of the outer wall of device body 1, connecting plate one 4 is fixedly connected on the outer wall of connecting plate two 8, positioning groove 6 is formed in the outer wall of connecting plate one 4.

[0029] Specifically, the disassembly assembly comprises the connecting plate two 8, the moving rod 12, the switch 11, the fixed block two 13, the spring one 15, the connecting rod 14, the connecting plate three 9, the positioning plate one 7, the positioning plate two 10, the connecting plate one 4 and the positioning groove 6, when the installation device body 1 is installed, the switch 11 is pressed to push the moving rod 12 to extrude the spring one 15 to shrink, the moving rod 12 drives the fixed block two 13 to move, the connecting rod 14 is slid into the moving rod 12, and then the switch 11 is released, the spring one 15 rebounds to push the moving rod 12, the fixed block two 13 is connected with the connecting rod 14, the installation is completed, the operation is simple and fast, when the installation device body 1 is disassembled, the switch 11 is pressed to extrude the spring one 15 to shrink, the moving rod 12 drives the fixed block two 13 to move away from the connection with the connecting rod 14, the connecting rod 14 is pulled out, the positioning plate one 7 and the positioning plate two 10 are moved away from the positioning groove 6, and the disassembly is completed.

[0030] With reference to Figure 1 , Figure 5 and Figure 6 , the anti-deviation assembly comprises the fixed block one 5, the outer wall of the fixed block one 5 is fixedly connected with the connecting column two 19, one end of the connecting column two 19 is fixedly connected with the connecting column one 18, one end of the connecting column one 18 is fixedly connected with the sliding rod 17, one end of the sliding rod 17 is fixedly connected with the spring two 16, one end of the spring two 16 is fixedly connected with the inner wall of the device body 1, the spring two 16 is used for pushing the sliding rod 17 to move, the outer wall of the connecting column one 18 is slidably connected with the inner wall of the device body 1, the connecting column one 18 is used for pushing the connecting column two 19 to move, the positioning plate one 7 is slidably connected with the inner wall of the positioning groove 6, the positioning plate one 7 is used for positioning the installation device body 1, the outer wall of the connecting rod 14 is slidably connected with the inner wall of the connecting plate two 8, the outer wall of the connecting rod 14 is slidably connected with the inner wall of the moving rod 12, one end of the spring one 15 is fixedly connected with the inner wall of the connecting plate two 8, the spring one 15 is used for pushing the moving rod 12 to move, the outer wall of the device body 1 is fixedly connected with the inner wall of the connecting plate three 9, and the outer wall of the connecting plate three 9 is slidably connected with the inner wall of the connecting plate one 4.

[0031] Specifically, the anti-deviation assembly comprises the fixed block one 5, the connecting column two 19, the connecting column one 18, the sliding rod 17 and the spring two 16, when the electric wire is deviated to extrude the fixed block one 5, the fixed block one 5 drives the connecting column two 19 to push the connecting column one 18 to move, the connecting column one 18 pushes the sliding rod 17 to extrude the spring two 16 to shrink, then the spring two 16 rebounds to push the sliding rod 17, the sliding rod 17 drives the connecting column one 18 and the connecting column two 19 to move, and the fixed block one 5 is recombined with the electric wire.

[0032] Working principle: when a DC metering device for a DC charging facility is needed, first, the device body 1 is started, and then the wire is manually inserted into the connection port 3. At this time, the display screen 2 displays the state of the device body 1. When the device body 1 needs to be installed, first, the positioning plate one 7 and the positioning plate two 10 are aligned to connect the device for accurate installation and positioning. Then, the switch 11 is pressed to push the moving rod 12 to compress the spring one 15 and retract. The moving rod 12 drives the fixed block two 13 to move. Then, the connecting rod 14 is slid into the moving rod 12. At this time, the switch 11 is released, and the spring one 15 rebounds to push the moving rod 12 to move. At this time, the moving rod 12 drives the fixed block two 13 to connect with the connecting rod 14 to realize the installation of the device body 1. When the device body 1 needs to be disassembled, first, the switch 11 is pressed to push the moving rod 12 to compress the spring one 15 to retract. The moving rod 12 drives the fixed block two 13 to disengage from the connecting rod 14. At this time, the connecting rod 14 is pulled out. Then, the positioning plate one 7 and the positioning plate two 10 are disengaged from the positioning groove 6 to realize the disassembly of the device body 1. In addition, when the wire is offset, the fixed block one 5 will be compressed. When the fixed block one 5 is compressed, the connecting column two 19 will push the connecting column one 18 to move. At this time, the connecting column one 18 pushes the sliding rod 17 to compress the spring two 16 to retract. Then, the spring two 16 rebounds to push the sliding rod 17 to move. The sliding rod 17 pushes the connecting column one 18 to drive the connecting column two 19 to move. The connecting column two 19 drives the fixed block one 5 to adhere to the wire to prevent the wire from being offset to cause poor contact.

[0033] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A DC metering device for a DC charging installation, comprising a device body (1), characterized in that: The device body (1) outer wall is provided with a wiring port (3), the device body (1) outer wall is fixedly connected with a display screen (2), the device body (1) outer wall is provided with a disassembly component, the device body (1) lower surface is provided with a prevent deviation component; The disassembly component includes a connecting plate two (8), the connecting plate two (8) inner wall is slidably connected to the device body (1) outer wall, the connecting plate two (8) inner wall is slidably connected with a moving rod (12), the moving rod (12) outer wall one side is fixedly connected with a switch (11), the moving rod (12) inner wall is fixedly connected with a fixed block two (13), the moving rod (12) outer wall the other side is fixedly connected with a spring one (15), the fixed block two (13) outer wall is slidably connected with a connecting rod (14), the connecting rod (14) lower surface is fixedly connected with a connecting plate three (9), the device body (1) outer wall is fixedly connected with a positioning plate one (7), the device body (1) outer wall middle part is fixedly connected with a positioning plate two (10), the connecting plate two (8) outer wall is fixedly connected with a connecting plate one (4), the connecting plate one (4) outer wall is provided with a positioning groove (6).

2. The DC metering device for a DC charging facility according to claim 1, characterized by: The prevent deviation component includes a fixed block one (5), the fixed block one (5) upper surface is slidably connected to the device body (1) lower surface, the fixed block one (5) outer wall is fixedly connected with a connecting column two (19), the connecting column two (19) one end is fixedly connected with a connecting column one (18), the connecting column one (18) one end is fixedly connected with a sliding rod (17), the sliding rod (17) one end is fixedly connected with a spring two (16).

3. The DC metering device for a DC charging facility according to claim 2, characterized by: The spring two (16) one end is fixedly connected to the device body (1) inner wall, and the spring two (16) is used for pushing the sliding rod (17) to move.

4. The DC metering device for a DC charging facility according to claim 2, characterized by: The connecting column one (18) outer wall is slidably connected to the device body (1) inner wall, and the connecting column one (18) is used for pushing the connecting column two (19) to move.

5. The DC metering device for a DC charging facility according to claim 1, characterized by: The positioning plate one (7) is slidably connected to the inner wall of the positioning groove (6), and the positioning plate one (7) is used for positioning the installation device body (1).

6. The DC metering device for a DC charging facility according to claim 1, characterized by: The connecting rod (14) outer wall is slidably connected to the connecting plate two (8) inner wall, and the connecting rod (14) outer wall is slidably connected to the moving rod (12) inner wall.

7. The DC metering device for a DC charging facility according to claim 1, characterized by: The spring one (15) one end is fixedly connected to the connecting plate two (8) inner wall, and the spring one (15) is used for pushing the moving rod (12) to move.

8. The DC metering device for a DC charging facility according to claim 1, characterized by: The device body (1) outer wall is fixedly connected to the connecting plate three (9) inner wall, and the connecting plate three (9) outer wall is slidably connected to the connecting plate one (4) inner wall.

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