An automatic multifunctional calibration equipment for electric energy meters

Abstract

The present invention provides an automatic multifunctional calibration device for electric energy meters, which belongs to the field of electric power maintenance technology, and includes a cabinet, a flipper, a supporter, two clamps, a push rod and a driver. The flipper is arranged in an operating chamber, and a bearing block is arranged on the flipper, and a rectangular hole is arranged on the bearing block, and a long hole, a rotating hole and a through hole are arranged in the rectangular hole; the supporter includes a sliding plate, a rotating plate and a driving mechanism, and the sliding plate is slidably connected in the rectangular hole, and a rotating shaft rotatably connected to the sliding plate is arranged on the rotating plate, and the clamper includes a vertical plate, a clamping plate rotatably connected to the vertical plate and a torsion spring, and a slide groove docking with the through hole is arranged on the vertical plate; the push rod is slidably connected in the through hole and the slide groove. The automatic multifunctional calibration device for electric energy meters provided by the present invention can accurately change the state of the electric energy meter, thereby eliminating the error of the calibration result of the electric energy meter, and also makes the installation and disassembly of the electric energy meter convenient and quick.

Description

Technical Field

[0001] The invention belongs to the technical field of electric power maintenance, and more specifically, relates to an automatic multifunctional calibration device for electric energy meters. Background Art

[0002] The electric energy meter calibration device is a new type of fully automatic calibration device designed according to relevant national standards, regulations and requirements. When installing the electric energy meter, the existing electric energy meter calibration device usually sets the electric energy meter hanging rack at an angle for easy installation, and then places the electric energy meter on the electric energy meter hanging rack, and then installs and fixes the electric energy meter. However, this installation method has a large error in the calibration result of the electric energy meter, and the installation and disassembly operations of the electric energy meter are relatively complicated, and the detection efficiency is low. Summary of the invention

[0003] The object of the present invention is to provide an automatic multifunctional calibration device for electric energy meters to solve the technical problems existing in the prior art that the calibration of electric energy meters has large errors and low detection efficiency.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: to provide an automatic multifunctional calibration device for an electric energy meter, including a cabinet, a flipper, a support, two clamps, a push rod and a driver, wherein an operation chamber is arranged on the cabinet; the flipper is arranged in the operation chamber and is slidably connected to the bottom surface of the operation chamber; a bearing block is arranged on the flipper, and a rectangular hole is arranged on the bearing block, and a connected long strip hole, a rotating hole and a through hole are arranged in the rectangular hole; the support and the clamp are installed on the bearing block; the support includes a sliding plate, a rotating plate and a driving mechanism, and the sliding plate is provided with a plurality of rotating plates, and a plurality of rotating plates are provided with a plurality of rotating plates. The plate is slidably connected in the rectangular hole, the rotating plate is provided with a rotating shaft rotatably connected to the sliding plate, the rotating shaft is provided with a connecting shaft located outside the sliding plate, the connecting shaft is provided with a limiting surface slidably connected to the long strip hole, the connecting shaft is rotatably connected to the rotating hole, and the driving mechanism is connected to the sliding plate; the clamper includes a vertical plate, a clamping plate rotatably connected to the vertical plate and a torsion spring, the vertical plate is provided with a sliding groove docking with the through hole; the push rod is slidably connected to the through hole and the sliding groove, and one end of the push rod is located in the rotating hole, and the other end is close to the clamping plate; the driver is connected to the flipper.

[0005] In a possible implementation, two opposite inner walls in the rectangular hole are provided with connected long holes, rotating holes and through holes, and connecting shafts are provided at both ends of the rotating plate. The two connecting shafts are respectively slidably connected to the long holes, and there are two pushing rods, which are respectively installed in the two through holes.

[0006] In a possible implementation, a mounting opening is provided at one end of the sliding plate, and through holes are provided on the two side walls opposite to the mounting opening. The rotating plate is installed in the mounting opening, and the two rotating shafts are respectively installed on both sides of the rotating plate; the two rotating shafts pass through the through holes, and the connecting shaft is fixed to the ends of the rotating shafts.

[0007] In one possible implementation, a U-shaped frame is provided at one end of the supporting block away from the clamp, and an installation spacing is provided between the web of the U-shaped frame and the supporting block. The driving mechanism is installed on the web of the U-shaped frame, and the free end is connected to the sliding plate for driving the sliding plate to rotate in the long hole.

[0008] In a possible implementation, the driving mechanism is started to control the flipper and the bearing block to move from the operating cavity to the outside of the cabinet, the flipper is started to drive the bearing block to be in an inclined state, the driver is started to pull the sliding plate to move the rotating plate from the rotating hole to the elongated hole, and the rotating plate is perpendicular to the bearing block, the electric energy meter is installed on the bearing block and supported on the rotating plate, and the electric energy meter is clamped by the clamp, the flipper is started to control the bearing block and the electric energy meter to be in a vertical state, and the driving mechanism is started to control the flipper and the electric energy meter to be retracted into the operating cavity; after the electric energy meter is calibrated, the driving mechanism is started to control the electric energy meter to move outside the operating cavity, the driver is started to push the sliding plate to move the connecting shaft on the rotating plate from the elongated hole to the rotating hole, the connecting shaft squeezes the push rod to open the clamping plate, and at the same time, the rotating plate rotates downward under the gravity of the electric energy meter, and the electric energy meter is detached from the bearing block.

[0009] In a possible implementation, the bearing block includes a fixed plate and a movable plate, the lower end of the fixed plate is provided with a telescopic slot, a connecting spring is provided in the telescopic slot, and the upper end of the fixed plate is provided with a hinge shaft; the upper end of the movable plate is slidably connected to the telescopic slot and connected to the connecting spring, and the lower end is provided with a hinge shaft, and the flipper includes:

[0010] A base is slidably connected in the operating cavity; the driver is connected to the base;

[0011] A support plate is vertically arranged and fixedly mounted on the base;

[0012] There are two sets of linear drive mechanisms, both of which are fixedly mounted on the support plate; the two sets of linear drive mechanisms correspond to the fixed plate and the movable plate respectively; the free ends of the linear drive mechanisms are connected to the corresponding hinge shafts;

[0013] The connecting frame is fixed on the base and is located between the supporting plate and the bearing block; a plurality of guide sleeves are arranged on the connecting frame, and the free ends of the linear drive mechanism are slidably connected to the corresponding guide sleeves.

[0014] In a possible implementation, a pad is provided on the bottom surface of the operating cavity, and a guide groove is provided on the pad; and a roller connected to the guide groove is provided at the lower end of the base.

[0015] In a possible implementation, an elastic reset mechanism is provided at the bottom of the rotating hole, and the elastic reset mechanism includes:

[0016] A mounting seat is fixedly arranged at the bottom of the rotating hole; the mounting seat is located below the limiting surface; an arc-shaped tube is fixedly arranged at one side of the mounting seat; the arc-shaped tube extends upward from the mounting seat;

[0017] An arc spring is installed in the arc tube, and a horizontal plate is provided at the upper end of the arc spring; the length of the arc spring is greater than the length of the arc tube; and the arc spring is located below the limiting surface.

[0018] In a possible implementation, there are multiple operating cavities, which are arranged in a rectangular array on the cabinet.

[0019] In a possible implementation, the cabinet is further provided with a plurality of conveyors, which are arranged in sequence from top to bottom; the plurality of conveyors are respectively located below the corresponding operating cavities on each layer, and the electric energy meter falls from the supporting block onto the conveyors.

[0020] The beneficial effect of the automatic multifunctional calibration equipment for electric energy meters provided by the present invention is that, compared with the prior art, the automatic multifunctional calibration equipment for electric energy meters provided by the present invention, when in use, starts the flipper to control the bearing block to rotate to an inclined state, and starts the driving mechanism to control the flipper and the bearing block to move from the operating cavity to the outside of the cabinet, starts the driver to pull the sliding plate to move the rotating plate from the rotating hole to the long strip hole, and the rotating plate is perpendicular to the bearing block, the electric energy meter is installed on the bearing block and supported on the rotating plate, and the electric energy meter is clamped by a clamp, starts the flipper to control the bearing block and the electric energy meter to be in a vertical state, and starts the driving mechanism to control the flipper The rotator and the electric energy meter are retracted into the operating cavity; after the electric energy meter is calibrated, the driving mechanism is started to control the electric energy meter to move out of the operating cavity, and the driver is started to push the sliding plate to move the connecting shaft on the rotating plate from the long hole to the rotating hole, and the connecting shaft squeezes the pushing rod to automatically open the clamping plate, and at the same time, the rotating plate rotates downward under the gravity of the electric energy meter, and the electric energy meter is detached from the supporting block; in this way, the state of the electric energy meter can be accurately changed with the help of the flipper, the supporter, the clamp, the pushing rod and the driver, thereby eliminating the error in the calibration result of the electric energy meter, and also making the installation and disassembly of the electric energy meter convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0022] Figure 1 A schematic diagram of the structure of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0023] Figure 2 A schematic diagram of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0024] Figure 3 A schematic diagram of the structure of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0025] Figure 4 A schematic diagram of the structure of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0026] Figure 5 A schematic diagram of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0027] Figure 6 A schematic diagram of the structure of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0028] Figure 7 A schematic diagram of the structure of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0029] Figure 8 A schematic diagram of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0030] Fig. 9 A schematic diagram of the structure of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0031] Fig.10 A schematic diagram of the structure of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0032] Fig.11 A schematic diagram of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0033] Fig.12 A schematic diagram of the structure of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention;

[0034] Fig.13 A schematic diagram of the structure of an automatic multifunctional calibration device for electric energy meters provided in an embodiment of the present invention.

[0035] Among them, the reference numerals in the figure are:

[0036] 1. Cabinet; 11. Operation chamber; 12. Pad; 13. Conveyor;

[0037] 2. Turner; 21. Carrying block; 211. Fixed plate; 212. Movable plate; 213. Telescopic slot; 214. Connecting spring; 215. Articulated shaft; 22. Rectangular hole; 23. Long hole; 24. Rotating hole; 25. Through hole; 26. U-shaped frame; 27. Installation spacing; 28. Base; 281. Support plate; 282. Roller; 283. Guide sleeve; 29. ​​Linear drive mechanism;

[0038] 3. Support; 31. Sliding plate; 311. Mounting opening; 32. Rotating plate; 321. Rotating shaft; 322. Connecting shaft; 323. Limiting surface; 33. Driving mechanism;

[0039] 4. Clamp; 41. Vertical plate; 411. Slide; 42. Clamping plate; 43. Torsion spring;

[0040] 5. Push rod;

[0041] 6. Driver;

[0042] 7. Elastic reset mechanism; 71. Mounting seat; 72. Arc tube; 73. Arc spring; 74. Horizontal plate. DETAILED DESCRIPTION

[0043] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0044] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0045] It should be understood that the orientation or position relationship indicated by terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0046] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0047] See also Figures 1 to 11, the automatic multifunctional calibration equipment for electric energy meters provided by the present invention is now described. An automatic multifunctional calibration equipment for electric energy meters, comprising a cabinet 1, a flipper 2, a support 3, two clamps 4, a push rod 5 and a driver 6, wherein the cabinet 1 is provided with an operating chamber 11; the flipper 2 is arranged in the operating chamber 11 and is slidably connected to the bottom surface of the operating chamber 11; the flipper 2 is provided with a bearing block 21, and the bearing block 21 is provided with a rectangular hole 22, and the rectangular hole 22 is provided with a connected long strip hole 23, a rotating hole 24 and a through hole 25; the support 3 and the clamp 4 are installed on the bearing block 21; the support 3 comprises a sliding plate 31, a rotating plate 32 and a driving mechanism 33, the sliding plate 31 is slidably connected in the rectangular hole 22, and the rotating plate 32 is provided with a A rotating shaft 321 rotatably connected to the sliding plate 31, a connecting shaft 322 located outside the sliding plate 31 is provided on the rotating shaft 321, a limiting surface 323 slidably connected to the long hole 23 is opened on the connecting shaft 322, the connecting shaft 322 is rotatably connected to the rotating hole 24, and the driving mechanism 33 is connected to the sliding plate 31; the clamper 4 includes a vertical plate 41, a clamping plate 42 rotatably connected to the vertical plate 41 and a torsion spring 43, the vertical plate 41 is provided with a slide groove 411 docking with the through hole 25; the push rod 5 is slidably connected to the through hole 25 and the slide groove 411, and one end is located in the rotating hole 24, and the other end is close to the clamping plate 42; the driver 6 is connected to the flipper 2.

[0048] Compared with the prior art, the electric energy meter automatic multifunctional calibration equipment provided by the present invention is as follows: when in use, the flipper 2 is started to control the bearing block 21 to rotate to an inclined state, and the driving mechanism 33 is started to control the flipper 2 and the bearing block 21 to move from the operating cavity 11 to the outside of the cabinet 1, and the driver 6 is started to pull the sliding plate 31 to move the rotating plate 32 from the rotating hole 24 to the long hole 23, and the rotating plate 32 is perpendicular to the bearing block 21, the electric energy meter is installed on the bearing block 21, and supported on the rotating plate 32, and the clamp 4 is used to clamp the electric energy meter, the flipper 2 is started to control the bearing block 21 and the electric energy meter to be in a vertical state, and the driving mechanism 33 is started to control the flipper 2 and the electric energy meter to be retracted to the operating cavity 11. cavity 11; after the electric energy meter is calibrated, the drive mechanism 33 is started to control the electric energy meter to move out of the operating cavity 11, and the driver 6 is started to push the sliding plate 31 to make the connecting shaft 322 on the rotating plate 32 move from the long hole 23 to the rotating hole 24, and the connecting shaft 322 squeezes the pushing rod 5 to make the clamping plate 42 automatically open, and at the same time, the rotating plate 32 rotates downward under the action of the gravity of the electric energy meter, and the electric energy meter is detached from the supporting block 21; in this way, with the help of the flipper 2, the support 3, the clamp 4, the pushing rod 5 and the driver 6, the state of the electric energy meter can be accurately changed, thereby eliminating the error of the calibration result of the electric energy meter, and also making the installation and disassembly operations of the electric energy meter convenient and quick.

[0049] Limiting surfaces 323 are respectively provided on both sides of the connecting shaft 322, and the two limiting surfaces 323 are slidably matched with the two hole walls of the long hole 23 to ensure that the sliding plate 31 and the rotating plate 32 move stably in the rectangular hole 22 during the movement of the connecting shaft 322 in the long hole 23. At the same time, the connecting shaft 322 still has an arc segment, so that when the connecting shaft 322 enters the rotating hole 24, the connecting shaft 322 and the rotating plate 32 can rotate stably.

[0050] A torsion spring 43 is provided on the rotation axis of the clamping plate 42 and the vertical plate 41 , and the clamping plate 42 clamps the electric energy meter by the action force of the torsion spring 43 .

[0051] The strip hole 23, the rotating hole 24 and the through hole 25 are sequentially arranged on the inner wall of the rectangular hole 22. The driver 6 is installed in the operating cavity 11 and connected with the flipper 2 to drive the entire flipper 2 and the electric energy meter to move.

[0052] See also Figures 2 to 8 As a specific embodiment of the automatic multifunctional calibration equipment for electric energy meters provided by the present invention, two opposite inner walls in the rectangular hole 22 are provided with interconnected long holes 23, rotating holes 24 and through holes 25, and connecting shafts 322 are provided at both ends of the rotating plate 32. The two connecting shafts 322 are respectively slidably connected in the long holes 23, and there are two push rods 5, which are respectively installed in the two through holes 25.

[0053] Two groups of connected long holes 23, rotating holes 24 and through holes 25 are provided, and two connecting shafts 322 are provided on the rotating plate 32, which are located outside the sliding plate 31 and are respectively installed in cooperation with the long holes 23 and the rotating holes 24. With the help of the two groups of long holes 23, the rotating holes 24 and the two connecting shafts 322, the sliding plate 31 and the rotating plate 32 can move more smoothly in the rectangular hole 22, and also play the purpose of limiting the sliding plate 31 and the rotating plate 32. After the connecting shaft 322 enters the rotating hole 24, the rotating process of the rotating plate 32 proceeds smoothly. Two pushing rods 5 are provided, and the two clamping plates 42 are also pushed to open at the same time.

[0054] Preferably, a mounting opening 311 is provided at one end of the sliding plate 31, and through holes are provided on the two side walls opposite to the mounting opening 311. The rotating plate 32 is mounted in the mounting opening 311, and two rotating shafts 321 are respectively mounted on the two sides of the rotating plate 32; the two rotating shafts 321 pass through the through holes, and the connecting shaft 322 is fixed to the ends of the rotating shafts 321. Thus, the rotating plate 32 is more firmly connected to the sliding plate 31, and the rotating plate 32 rotates more smoothly.

[0055] See also Figure 2 and Figure 3As a specific embodiment of the automatic multifunctional calibration equipment for electric energy meters provided by the present invention, a U-shaped frame 26 is provided at one end of the bearing block 21 away from the clamp 4, and a mounting spacing 27 is provided between the web of the U-shaped frame 26 and the bearing block 21, and a driving mechanism 33 is installed on the web of the U-shaped frame 26, and the free end is connected to the sliding plate 31, and is used to drive the sliding plate 31 to rotate in the long hole 23. The U-shaped frame 26 has a web and two wing plates, and the two wing plates are fixed on the bearing block 21, and there is a mounting spacing 27 between the web and the bearing block 21, and the web corresponds to the rectangular hole 22. It is used to install the driving mechanism 33. The driving mechanism 33 adopts a cylinder, an electric push rod, etc., and is fixed on the web.

[0056] See also Figures 1 to 11 As a specific embodiment of the automatic multifunctional calibration device for electric energy meters provided by the present invention, the driving mechanism 33 is started to control the flipper 2 and the bearing block 21 to move from the operating chamber 11 to the outside of the cabinet 1, the flipper 2 is started to drive the bearing block 21 to be in an inclined state, the driver 6 is started to pull the sliding plate 31 to move the rotating plate 32 from the rotating hole 24 to the long hole 23, and the rotating plate 32 is perpendicular to the bearing block 21, the electric energy meter is installed on the bearing block 21, and supported on the rotating plate 32, and the electric energy meter is clamped by the clamp 4, and the flipper is started 2 controls the bearing block 21 and the electric energy meter to be in a vertical state, starts the driving mechanism 33 to control the flipper 2 and the electric energy meter to be retracted into the operating chamber 11; after the electric energy meter is calibrated, starts the driving mechanism 33 to control the electric energy meter to move out of the operating chamber 11, starts the driver 6 to push the sliding plate 31 to move the connecting shaft 322 on the rotating plate 32 from the long hole 23 to the rotating hole 24, and the connecting shaft 322 squeezes the pushing rod 5 to open the clamping plate 42, and at the same time, the rotating plate 32 rotates downward under the gravity of the electric energy meter, and the electric energy meter is detached from the bearing block 21.

[0057] See also Figures 9 to 11As a specific embodiment of the electric energy meter automatic multifunctional calibration device provided by the present invention, the bearing block 21 includes a fixed plate 211 and a movable plate 212, the lower end of the fixed plate 211 is provided with a telescopic groove 213, the telescopic groove 213 is provided with a connecting spring 214, and the upper end of the fixed plate 211 is provided with a hinge shaft 215; the upper end of the movable plate 212 is slidably connected to the telescopic groove 213 and connected to the connecting spring 214, and the lower end is provided with a hinge shaft 215, the flipper 2 includes a base 28, a support plate 281, a linear drive mechanism 29 and a connecting frame, and the base 28 is slidably connected to the operating chamber 11; The driver 6 is connected to the base 28; the support plate 281 is vertically arranged and fixedly mounted on the base 28; there are two groups of linear drive mechanisms 29, both of which are fixedly mounted on the support plate 281; the two groups of linear drive mechanisms 29 correspond to the fixed plate 211 and the movable plate 212 respectively; the free ends of the linear drive mechanisms 29 are connected to the corresponding hinge shafts 215; the connecting frame is fixedly mounted on the base 28 and is located between the support plate 281 and the bearing block 21; a plurality of guide sleeves 283 are provided on the connecting frame, and the free ends of the linear drive mechanisms 29 are slidably connected to the corresponding guide sleeves 283.

[0058] When the bearing block 21 needs to be adjusted to a 45-degree tilted state or to a vertical state, the linear drive mechanism 29 is started, and the free end of the linear drive mechanism 29 acts on the hinge shaft 215 on the fixed plate 211 or the movable plate 212. When the angle of the bearing block 21 changes, the movable plate 212 is displaced in the telescopic groove 213 of the fixed plate 211 to adapt to the angle change of the entire bearing block 21. The linear drive mechanism 29 is arranged in two groups, which are respectively connected to the upper end of the fixed plate 211 and the lower end of the movable plate 212, so that the angle of the entire bearing block 21 can change at multiple positions, thereby facilitating the staff to perform operations such as calibration, installation and removal of the electric energy meter.

[0059] The guide sleeve 283 is provided to enable the free end of the linear drive mechanism 29 to move more accurately.

[0060] There are four linear drive mechanisms 29 arranged in a rectangular array, one linear drive mechanism 29 being connected to the hinge shaft 215 at the upper end of the fixed plate 211 and the other linear drive mechanism 29 being connected to the hinge shaft 215 at the lower end of the movable plate 212.

[0061] See also Figure 1 , Fig. 9 and Fig.10 As a specific embodiment of the automatic multifunctional calibration equipment for electric energy meters provided by the present invention, a pad 12 is provided on the bottom surface of the operating cavity 11, and a guide groove is provided on the pad 12; a roller 282 connected to the guide groove is provided at the lower end of the base 28.

[0062] The driver 6 controls the flipper 2 to slide in the operating cavity 11 so that the supporting block 21 passes out of or into the operating cavity 11; a pad 12 is provided on the bottom surface of the operating cavity 11, and a guide groove is provided at the upper end of the pad 12; a roller 282 is installed at the lower end of the base 28, and the roller 282 is installed in the guide groove, so that the base 28 can move smoothly and accurately in the guide groove.

[0063] There are two guide grooves, which are arranged in parallel and spaced apart; there are four rollers 282, which are arranged in a rectangular array. The two rollers 282 on the same side are installed in the same guide groove, which can not only stably support the base 28, but also ensure that the bearing block 21 can be controlled to move smoothly and quickly under the action of the driver 6.

[0064] See also Figure 2 , Figure 4 and Fig.12 As a specific embodiment of the automatic multifunctional calibration equipment for electric energy meters provided by the present invention, an elastic reset mechanism 7 is provided at the bottom of the rotating hole 24, and the elastic reset mechanism 7 includes a mounting seat 71, an arc tube 72 and an arc spring 73. The mounting seat 71 is fixed at the bottom of the rotating hole 24; the mounting seat 71 is located below the limit surface 323; the arc tube 72 is fixed at one side of the mounting seat 71; the arc tube 72 extends upward from the mounting seat 71; the arc spring 73 is installed in the arc tube 72, and a horizontal plate 74 is provided at the upper end of the arc spring 73; the length of the arc spring 73 is greater than the length of the arc tube 72; the arc spring 73 is located below the limit surface 323. Under the action of the driving mechanism 33, the sliding is controlled to slide in the rectangular hole 22, and the connecting shaft 322 enters the rotating hole 24 from the long hole 23. At the same time, the clamp 4 is opened under the action of the push rod 5, and the rotating plate 32 is controlled to rotate downward around the connecting shaft 322 under the action of the gravity of the electric energy meter. The connecting shaft 322 overcomes the elastic force of the arc spring 73. After the electric energy meter is detached, the rotating plate 32 and the connecting shaft 322 are restored to a horizontal state under the restoring force of the arc spring 73. The arc tube 72 and the arc spring 73 are provided to make the elastic force on the connecting shaft 322 during the rotation process more stable.

[0065] A horizontal plate 74 is provided at the end of the arc spring 73 , and the limiting surface 323 on the connecting shaft 322 contacts the horizontal plate 74 during the rotation process, so that the acting force between the connecting shaft 322 and the arc spring 73 is more balanced and stable.

[0066] See also Figure 1 As a specific implementation of the electric energy meter automatic multifunctional calibration device provided by the present invention, the number of the operating chambers 11 is multiple and they are arranged in a rectangular array on the cabinet 1.

[0067] The multiple operation chambers 11 are provided so that the automatic multifunctional calibration device for electric energy meters can simultaneously install multiple electric energy meters, thereby calibrating multiple electric energy meters. The multiple operation chambers 11 arranged in a rectangular array are neatly planned, making the calibration operation of the electric energy meter more accurate. The cabinet 1 includes a back plate, multiple horizontal plates and multiple vertical plates 41, and the multiple horizontal plates and multiple vertical plates 41 are cross-arranged and fixed on the back plate, thereby enclosing multiple operation chambers 11.

[0068] See also Figure 1 and Fig.13 As a specific implementation of the electric energy meter automatic multifunctional calibration equipment provided by the present invention, a plurality of conveyors 13 are also provided on the cabinet 1, and the plurality of conveyors 13 are arranged in sequence from top to bottom; the plurality of conveyors 13 are respectively located below the corresponding operating cavities 11 on each layer, and the electric energy meter self-supporting block 21 falls on the conveyor 13.

[0069] The plurality of operation chambers 11 arranged in a rectangular array are arranged in multiple layers, so a plurality of conveyors 13 are arranged in intervals up and down, and the plurality of conveyors 13 correspond to the multi-layer operation chambers 11. Therefore, after the electric energy meter is calibrated, the clamp 4 and the support 3 are opened, and the electric energy meter automatically falls onto the conveyor 13 under the action of gravity, and is transported to the conveyor 13, so that the electric energy meter is quickly transported away.

[0070] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic multifunctional calibration device for electric energy meters, characterized in that: The invention comprises a cabinet, a flipper, a support, two clamps, a push rod and a driver, and an operating chamber is provided on the cabinet; the flipper is arranged in the operating chamber and is slidably connected to the bottom surface of the operating chamber; a bearing block is provided on the flipper, and a rectangular hole is provided on the bearing block, and a connected long strip hole, a rotating hole and a through hole are provided in the rectangular hole; the support and the clamp are installed on the bearing block; the support comprises a sliding plate, a rotating plate and a driving mechanism, the sliding plate is slidably connected in the rectangular hole, the rotating plate is provided with a rotating shaft rotatably connected to the sliding plate, the rotating shaft is provided with a connecting shaft located on the outside of the sliding plate, the connecting shaft is provided with a limiting surface slidably connected to the long strip hole, the connecting shaft is rotatably connected to the rotating hole, and the driving mechanism is connected to the sliding plate; the clamp comprises a vertical plate, a clamping plate rotatably connected to the vertical plate and a torsion spring, and the vertical plate is provided with a slide groove docking with the through hole; the push rod is slidably connected to the through hole and the slide groove, and one end is located in the rotating hole, and the other end is close to the clamping plate; the driver is connected to the flipper; The two inner walls opposite to each other in the rectangular hole are provided with connected long holes, rotating holes and through holes, both ends of the rotating plate are provided with connecting shafts, the two connecting shafts are respectively slidably connected to the long holes, and there are two pushing rods, which are respectively installed in the two through holes; one end of the sliding plate is provided with a mounting opening, and the two side walls opposite to the mounting opening are provided with through holes, the rotating plate is installed in the mounting opening, and the two rotating shafts are respectively installed on the two sides of the rotating plate; the two rotating shafts pass through the through holes, and the connecting shaft is fixed to the end of the rotating shaft; The bearing block comprises a fixed plate and a movable plate, the lower end of the fixed plate is provided with a telescopic slot, a connecting spring is provided in the telescopic slot, and the upper end of the fixed plate is provided with a hinge shaft; the upper end of the movable plate is slidably connected to the telescopic slot and connected to the connecting spring, and the lower end is provided with a hinge shaft, and the flipper comprises: A base is slidably connected in the operating cavity; the driver is connected to the base; A support plate is vertically arranged and fixedly mounted on the base; There are two sets of linear drive mechanisms, both of which are fixedly mounted on the support plate; the two sets of linear drive mechanisms correspond to the fixed plate and the movable plate respectively; the free ends of the linear drive mechanisms are connected to the corresponding hinge shafts; The connecting frame is fixed on the base and is located between the supporting plate and the bearing block; a plurality of guide sleeves are arranged on the connecting frame, and the free ends of the linear drive mechanism are slidably connected to the corresponding guide sleeves.

2. The automatic multifunctional calibration equipment for electric energy meters according to claim 1, characterized in that: A U-shaped frame is provided at one end of the bearing block away from the clamp, and an installation distance is provided between the web of the U-shaped frame and the bearing block. The driving mechanism is installed on the web of the U-shaped frame, and the free end is connected to the sliding plate for driving the sliding plate to rotate in the long hole.

3. The automatic multifunctional calibration equipment for electric energy meters according to claim 1, characterized in that: The driving mechanism is started to control the flipper and the bearing block to move from the operating cavity to the outside of the cabinet, the flipper is started to drive the bearing block to be in an inclined state, the driver is started to pull the sliding plate to move the rotating plate from the rotating hole to the long hole, and the rotating plate is perpendicular to the bearing block, the electric energy meter is installed on the bearing block and supported on the rotating plate, and the electric energy meter is clamped by the clamp, the flipper is started to control the bearing block and the electric energy meter to be in a vertical state, and the driving mechanism is started to control the flipper and the electric energy meter to be retracted into the operating cavity; After the electric energy meter is calibrated, the driving mechanism is started to control the electric energy meter to move out of the operating cavity, and the driver is started to push the sliding plate to move the connecting shaft on the rotating plate from the long hole to the rotating hole. The connecting shaft squeezes the pushing rod to open the clamping plate. At the same time, the rotating plate rotates downward under the gravity of the electric energy meter, and the electric energy meter detaches from the supporting block.

4. The automatic multifunctional calibration equipment for electric energy meters according to claim 1, characterized in that: A pad is provided on the bottom surface of the operating cavity, and a guide groove is provided on the pad; a roller connected to the guide groove is provided at the lower end of the base.

5. The automatic multifunctional calibration equipment for electric energy meters according to claim 1, characterized in that: An elastic reset mechanism is provided at the bottom of the rotating hole, and the elastic reset mechanism comprises: A mounting seat, fixedly arranged at the bottom of the rotating hole; the mounting seat is located below the limiting surface; An arc-shaped tube is fixedly mounted on one side of the mounting seat; the arc-shaped tube extends upward from the mounting seat; An arc spring is installed in the arc tube, and a horizontal plate is provided at the upper end of the arc spring; the length of the arc spring is greater than the length of the arc tube; and the arc spring is located below the limiting surface.

6. The automatic multifunctional calibration equipment for electric energy meters according to claim 1, characterized in that: The number of the operating chambers is multiple and they are arranged on the cabinet in a rectangular array.

7. The automatic multifunctional calibration equipment for electric energy meters according to claim 6, characterized in that: The cabinet is also provided with a plurality of conveyors, which are arranged in sequence from top to bottom; the plurality of conveyors are respectively located below the corresponding operating cavities on each layer, and the electric energy meter falls from the bearing block onto the conveyors.

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