Flexible verification bin for electricity meter

Abstract

The utility model provides an ammeter flexible verification cabin, relates to the ammeter detection technology field, and provides the following scheme that the ammeter flexible verification cabin comprises a rack and a plurality of testing mechanisms, the rack comprises a plurality of crossbeams and a plurality of side beams, the plurality of testing mechanisms are symmetrically arranged on the corresponding crossbeams in a front row and a back row, the testing mechanisms comprise supporting mechanisms, and the supporting mechanisms are arranged on the rack. A front sliding plate and a rear sliding plate are horizontally installed on the supporting mechanism in a sliding mode, two elastic connecting sets are fixedly connected to the bottom of the front sliding plate and the bottom of the rear sliding plate, a plurality of meter replacing bases are placed on the front sliding plate, and an adapter plate is fixedly installed on the top of the rear sliding plate. Through the arrangement of the positioning plate on the meter changing seat, and the bottom and the rear side of the positioning plate are respectively provided with the plugging groove and the positioning groove, the stability during placement and connection is satisfied, and the meter changing seat can be movably placed, so that different meter changing seats can be configured according to different types of electric meters, and different numbers of meter changing seats can be configured according to different detection efficiencies.

Description

TECHNICAL FIELD

[0001] The utility model relates to ammeter detection technical field especially relates to a flexible ammeter detection bin. BACKGROUND

[0002] Ammeter detection refers to a series of tests and calibration process to electric energy meter to ensure its accuracy, reliability and functionality meet relevant standards and technical specifications to prevent dangerous electrical failure or electric shock risk under overvoltage condition, and this test is very important to ensure the safety and reliability of the electric meter.

[0003] The existing meter seat is usually fixed structure, it is difficult to adjust to adapt to different models and sizes of electric meter, which limits the versatility and flexibility of the equipment, and only a small amount of electric meter can be processed at a time, and different types of electric meter need to be reconfigured the whole test environment, which is time-consuming and laborious, therefore we propose a flexible ammeter detection bin to solve this problem. SUMMARY

[0004] In order to solve the above problems, the utility model provides a flexible ammeter detection bin to solve the above problems more accurately.

[0005] The utility model discloses a technical scheme:

[0006] The utility model discloses a flexible ammeter detection bin, including frame and a plurality of test mechanism, the frame includes a plurality of crossbeam and a plurality of side beam, a plurality of test mechanism is placed on the corresponding crossbeam in two rows symmetrically, the test mechanism includes support mechanism, the support mechanism horizontal sliding installation has the front slide and rear slide, the bottom of front slide and rear slide is fixedly connected with two elastic connection groups, the front slide is placed with a plurality of meter seat, the top of rear slide is fixedly installed with adapter board, a plurality of weak electric probe and a plurality of strong electric terminal post are provided on the adapter board, and the weak electric probe and strong electric terminal post are all used for with corresponding meter seat electrical connection.

[0007] Further, the support mechanism includes a support frame, two linear slide rails are arranged on the top of the support frame, the front slide and the rear slide are slidably connected with the linear slide rails through sliding blocks, and a connecting cylinder is fixedly installed on the inner wall of the bottom of the support frame.

[0008] Further, the support frame is arranged in a U shape.

[0009] Further, the table changing seat comprises positioning plates, connecting seats and probe card seats, a plurality of contact probes are fixedly installed on the probe card seats, the connecting seats and the probe card seats are fixedly installed on the top of the corresponding positioning plates, a plurality of plug-in pins are fixedly installed on the top of the front sliding plate, and a plurality of plug-in grooves matched with the plug-in pins are formed in the bottom of the positioning plate.

[0010] Further, a plurality of positioning pins are fixedly installed on one side of the adapter plate, a plurality of positioning grooves matched with the positioning pins are formed in the rear side of the adapter plate, and gaskets are fixedly sleeved outside the positioning pins.

[0011] Further, one end of the strong current terminal post is provided with a round head, and a compression spring is arranged in the strong current terminal post.

[0012] Further, the top of the two side beams located on the same horizontal plane is fixedly connected with the same placing plate, the placing plate is used for placing the table changing seat, a plurality of limiting pins are fixedly installed on the top of the placing plate, and the limiting pins are matched with the plug-in grooves on the positioning plate.

[0013] Further, the lifting mechanism is arranged in the middle position of the rack, the lifting mechanism comprises two aluminum frames, the two aluminum frames are arranged in a left-right symmetrical mode, the front and rear sides of the aluminum frame are fixedly connected with the corresponding cross beams, a lifting cylinder is arranged on the aluminum frame, and the output end of the lifting cylinder is fixedly connected with the same cross frame.

[0014] Further, the rack is provided with two electric control groups, the electric control group located on the front side is used for supplying power to the plurality of table changing seats on the front side, and the electric control group located on the rear side is used for supplying power to the plurality of table changing seats on the rear side.

[0015] Further, the two electric control groups are arranged in a front-rear mode.

[0016] The table changing seat has the advantages that:

[0017] 1. The bottom and the rear side of the positioning plate are respectively provided with plug-in grooves and positioning grooves, so that the stability during placement and connection is ensured, the table changing seat can be placed movably, and different table changing seats can be configured according to different types of electric meters, and different numbers of table changing seats can be configured according to different detection efficiencies.

[0018] 2. The utility meter flexible verification bin reduces the time cost of testing individual utility meters one by one by placing a plurality of utility meters to be tested in a tray for batch processing, the entire testing process is automatically driven by a connecting cylinder, the testing speed is improved, the utility meter is in close contact with the contact probe through the constant pressure provided by the elastic coupling group, so that more stable measurement results are obtained, and after the connecting cylinder retracts, the elastic coupling group automatically separates the front sliding plate and the rear sliding plate, cuts off all electrical connections, and effectively avoids potential safety hazards that may occur during testing. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 A first perspective view of the utility meter flexible verification bin according to the present application is shown in the figure.

[0020] Figure 2 A second perspective view of the utility meter flexible verification bin according to the present application is shown in the figure.

[0021] Figure 3 A perspective view of part of the utility meter flexible verification bin according to the present application is shown in the figure.

[0022] Figure 4 A first perspective view of the testing mechanism of the utility meter flexible verification bin according to the present application is shown in the figure.

[0023] Figure 5 A second perspective view of the testing mechanism of the utility meter flexible verification bin according to the present application is shown in the figure.

[0024] Figure 6 A perspective view of the adapter plate of the utility meter flexible verification bin according to the present application is shown in the figure.

[0025] Figure 7 A perspective view of the meter seat of the utility meter flexible verification bin according to the present application is shown in the figure.

[0026] Figure 8 A perspective view of the jacking mechanism of the utility meter flexible verification bin according to the present application is shown in the figure.

[0027] The reference signs are as follows:

[0028] In the figure: 1, rack; 2, test mechanism; 3, support frame; 4, front sliding plate; 5, rear sliding plate; 6, elastic coupling group; 7, meter changing seat; 8, adapter plate; 9, weak current probe; 10, strong current terminal post; 11, linear slide rail; 12, connection air cylinder; 13, positioning plate; 14, connecting seat; 15, probe card holder; 16, contact probe; 17, plug-in pin; 18, positioning pin; 19, positioning groove; 20, placement plate; 21, limit pin; 22, aluminum frame; 23, jacking air cylinder; 24, cross frame; 25, positioning plate; 26, electric control group. DETAILED DESCRIPTION

[0029] In order to more clearly and completely illustrate the technical scheme of the utility model, the utility model will be further described below in combination with the drawings.

[0030] Please refer to Figures 1-8 The utility model discloses a flexible meter testing bin, including rack 1 and a plurality of test mechanism 2, rack 1 includes a plurality of crossbeam and a plurality of side beam, a plurality of test mechanism 2 is placed on the corresponding crossbeam in two rows symmetrically, and test mechanism 2 includes support mechanism, and the front sliding plate 4 and rear sliding plate 5 are horizontally slidably installed on the support mechanism, and the bottom of the front sliding plate 4 and rear sliding plate 5 is fixedly connected with two elastic coupling groups 6, and a plurality of meter changing seats 7 are placed on the front sliding plate 4, and the top of the rear sliding plate 5 is fixedly installed with adapter plate 8, and a plurality of weak current probes 9 and a plurality of strong current terminal posts 10 are arranged on the adapter plate 8, and the weak current probe 9 and strong current terminal post 10 are all used for electrical connection with corresponding meter changing seat 7.

[0031] It should be noted that the elastic coupling group 6 is located between the front sliding plate 4 and the rear sliding plate 5, which plays a buffering role while ensuring that the front sliding plate 4 can be synchronously pushed forward until contacting the meter when pushing the rear sliding plate 5, and the elastic coupling group 6 can also help the front sliding plate 4 and the rear sliding plate 5 to separate when disconnecting; the adapter plate 8 is fixed on the rear sliding plate 5 and faces the meter seat side, is equipped with weak current probe 9 and strong current terminal post 10, weak current probe 9 is used to transmit control signal, communication signal or low-power power supply to the meter, and strong current elastic terminal post is responsible for transmitting high voltage or large current, simulates the power supply under actual use conditions, so as to test the performance of the meter under real load conditions.

[0032] In the embodiment, the supporting mechanism comprises a supporting frame 3, the supporting frame 3 is arranged in a U shape, the top of the supporting frame 3 is provided with two linear slide rails 11, the front slide plate 4 and the rear slide plate 5 are both slidably connected with the linear slide rails 11 through slide blocks, the inner wall of the bottom of the supporting frame 3 is fixedly provided with a connecting cylinder 12, the output end of the connecting cylinder 12 is fixedly connected with the rear slide plate 5 through a connecting plate, the linear slide rails 11 serve as the guiding and supporting part of the whole system, ensuring that the front slide plate 4 and the rear slide plate 5 can move forward and backward stably, the front slide plate 4 is installed at the front end of the linear slide rail 11 and is connected with the rear slide plate 5 through the elastic coupling group 6, providing a stable platform for placing the meter changing seat 7, the rear slide plate 5 is located at the rear end of the linear slide rail 11 and is connected with the connecting cylinder 12, being responsible for pushing the whole system to move linearly and contact the meter to be tested.

[0033] In the embodiment, the meter changing seat 7 comprises a positioning plate 25, a connecting seat 14 and a probe card seat 15, a plurality of contact probes 16 are fixedly installed on the probe card seat 15, the connecting seat 14 and the probe card seat 15 are both fixedly installed on the top of the corresponding positioning plate 25, a plurality of plug-in pins 17 are fixedly installed on the top of the front slide plate 4, a plurality of plug-in grooves matched with the plug-in pins 17 are formed in the bottom of the positioning plate 25.

[0034] It should be noted that the positioning plate 25 is used for supporting and positioning the meter changing seat 7, so that the meter changing seat 7 can be stably placed on the front slide plate 4, the purpose is to configure different meter changing seats 7 according to different types of meters, and to configure different numbers of meter changing seats 7 according to different detection efficiencies; the connecting seat 14 provides a strong current interface and a weak current interface, the strong current interface is used for connecting with the strong current terminal post 10, and the weak current interface is used for connecting with the weak current probe 9.

[0035] In the embodiment, a plurality of positioning pins 18 are fixedly installed on one side of the adapter plate 8, a plurality of positioning grooves 19 matched with the positioning pins 18 are formed in the rear side of the positioning plate 25, a gasket is fixedly sleeved on the outside of the positioning pin 18, and the plug-in of the positioning pin 18 and the positioning groove 19 ensures that the meter changing seat 7 will not be raised due to the elastic force during the connecting process.

[0036] In the embodiment, one end of the strong current terminal post 10 is designed in a round head, a compression spring is arranged in the strong current terminal post 10, the one end of the strong current terminal post 10 is designed in a round head, which is easier to find and enter the corresponding strong current interface, when the strong current terminal post 10 is inserted into the strong current interface, the compression spring will exert an inward force, so that the round head is tightly attached to the contact point, ensuring the stability of the electrical connection, even if there is slight vibration or displacement, the compression spring can continuously provide appropriate contact pressure to prevent poor contact.

[0037] In the embodiment, the top of the two side beams in the same horizontal plane is fixedly connected with the same placing plate 20, the placing plate 20 is used for placing the meter seat 7, the top of the placing plate 20 is fixedly installed with a plurality of limiting pins 21, the limiting pins 21 are matched with the plug-in slots on the positioning plate 25, the two placing plates 20 are double-layered, and the meter seats 7 can be layered according to the types.

[0038] In the embodiment, the jacking mechanism is arranged at the middle position in the rack 1, the jacking mechanism comprises two aluminum frames 22, the two aluminum frames 22 are symmetrically arranged, the front and rear sides of the aluminum frame 22 are fixedly connected with corresponding cross beams, the jacking mechanism comprises two aluminum frames 22, the two aluminum frames 22 are symmetrically arranged, the front and rear sides of the aluminum frame 22 are fixedly connected with corresponding cross beams, the aluminum frame 22 is provided with a jacking cylinder 23, the output ends of the two jacking cylinders 23 are fixedly installed with the same cross frame 24, the top of the cross frame 24 is fixedly installed with a plurality of positioning plates 25, the positioning plates 25 are used for placing the tray, the tray is used for placing the meter to be tested or the terminal, the jacking mechanism transports the tray to a specified height, and the accuracy of lifting the meter or concentrator and the test mechanism 2 is connected.

[0039] In the embodiment, the rack 1 is provided with two electric control groups 26, the two electric control groups 26 are arranged in front and back, the electric control group 26 located at the front side is used for supplying power to the plurality of meter seats 7 at the front side, the electric control group 26 located at the rear side is used for supplying power to the plurality of meter seats 7 at the rear side, the electric control group 26 is used for controlling and adjusting the current size of the meter seat 7 in the test process, so that the test mechanism 2 located at the front side performs small-current test, and the plurality of test mechanisms 2 at the rear side perform large-current test, the small-current mode is suitable for low-power equipment or line, and the insulation is checked under a lower current condition, the large-current mode is for high-power equipment or line, and needs to bear larger current, and therefore the insulation strength needs to be tested under a higher current condition.

[0040] The working principle of the utility model is as follows: in the preparation stage, a plurality of to-be-tested meters are placed in the tray to ensure correct positioning; in the contact stage, the rear sliding plate 5 is pushed forward by the connecting cylinder, and the front sliding plate 4 is also driven to move forward by the elastic connecting group 6 until the contact probe 16 is in close contact with the meter, at this time, since the front sliding plate 4 has touched the meter and cannot continue to move forward, but the rear sliding plate 5 will continue to move forward due to the action of the connecting cylinder 12, so that the elastic connecting group 6 is compressed, and the weak current probe 9 on the adapter plate 8 and the strong current elastic terminal gradually approach and finally communicate with the meter seat; in the test stage, once all the connections are established, the preset test program can be started, including but not limited to accuracy calibration, function verification and the like; after the test is completed, the connecting cylinder 12 is retracted to drive the rear sliding plate 5 to move backward, the spring pressure is released, the front sliding plate 4 and the rear sliding plate 5 are separated, all electrical connections are cut off, and safe power-off is realized.

[0041] Of course, the utility model also can have other various implementation manners, based on this implementation manner, other implementation manners obtained by the ordinary skilled person in the art without making any creative labor all belong to the range of the utility model.

Claims

1. A flexible calibration chamber for electricity meters, characterized in that, The device includes a frame and multiple testing mechanisms. The frame includes several crossbeams and several side beams. The multiple testing mechanisms are symmetrically placed in two rows on the corresponding crossbeams. Each testing mechanism includes a support mechanism. A front slide plate and a rear slide plate are horizontally slidably mounted on the support mechanism. Two elastic connection groups are fixedly connected to the bottom of the front slide plate and the rear slide plate. Several meter changing bases are placed on the front slide plate. An adapter plate is fixedly mounted on the top of the rear slide plate. The adapter plate is provided with multiple low-voltage probes and multiple high-voltage terminals. The low-voltage probes and high-voltage terminals are used for electrical connection with the corresponding meter changing bases.

2. The flexible calibration chamber for electricity meters according to claim 1, characterized in that, The support mechanism includes a support frame, the top of which is provided with two linear slide rails. The front slide plate and the rear slide plate are slidably connected to the linear slide rails via sliders. A connecting cylinder is fixedly installed on the bottom inner wall of the support frame, and the output end of the connecting cylinder is fixedly connected to the rear slide plate via a connecting plate.

3. The flexible calibration chamber for electricity meters according to claim 2, characterized in that, The support frame is U-shaped.

4. The flexible calibration chamber for electricity meters according to claim 1, characterized in that, The instrument replacement base includes a positioning plate, a connecting base, and a probe holder. Multiple contact probes are fixedly installed on the probe holder. The connecting base and the probe holder are both fixedly installed on the top of the corresponding positioning plate. Multiple insertion pins are fixedly installed on the top of the front slide plate. Multiple insertion slots that are adapted to the insertion pins are opened on the bottom of the positioning plate.

5. The flexible calibration chamber for electricity meters according to claim 4, characterized in that, Several positioning pins are fixedly installed on one side of the adapter plate, and multiple positioning grooves that are adapted to the positioning pins are opened on the rear side of the positioning plate. A gasket is fixedly sleeved on the outside of the positioning pin.

6. The flexible calibration chamber for electricity meters according to claim 1, characterized in that, One end of the high-voltage terminal is rounded, and a compression spring is installed inside the high-voltage terminal.

7. The flexible calibration chamber for electricity meters according to claim 4, characterized in that, The tops of the two side beams located on the same horizontal plane are fixedly connected to the same placement plate, which is used to place the meter replacement base. Multiple limiting pins are fixedly installed on the top of the placement plate, and the limiting pins are adapted to the insertion slots on the positioning plate.

8. The flexible calibration chamber for electricity meters according to claim 1, characterized in that, A lifting mechanism is provided in the middle of the frame. The lifting mechanism includes two aluminum frames, which are arranged symmetrically from left to right. The front and rear sides of the aluminum frames are respectively fixedly connected to the corresponding crossbeams. Lifting cylinders are provided on the aluminum frames. The output ends of the two lifting cylinders are fixedly installed on the same crossbeam. Multiple positioning plates are fixedly installed on the top of the crossbeam.

9. The flexible calibration chamber for electricity meters according to claim 1, characterized in that, The frame is equipped with two electrical control groups. The electrical control group located on the front side is used to supply power to multiple meter changing bases on the front side, and the electrical control group located on the rear side is used to supply power to multiple meter changing bases on the rear side.

10. The flexible calibration chamber for electricity meters according to claim 9, characterized in that, The two electronic control units are arranged one in front of the other.

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