Double-layer electric energy meter calibrating device

Abstract

The utility model relates to the technical field of electric energy meter verification, in particular to a double-layer electric energy meter verification device, which comprises an eight-meter-position section bar rack and a four-meter-position section bar rack which are connected in series, and a plurality of tool tray positioning mechanisms are arranged on the eight-meter-position section bar rack and the four-meter-position section bar rack. Each tool tray positioning mechanism is provided with a crimping assembly, and the eight-meter-position profile rack and the four-meter-position profile rack are provided with electrical testing devices. According to the utility model, a large batch of electric energy meters can be calibrated at the same time, the calibration efficiency is improved, a certain automation degree is achieved, the workload of the electric energy meter mounting and dismounting steps is reduced, and meanwhile, the overall weight of the profile rack is small, and the manufacturing cost is low.

Description

TECHNICAL FIELD

[0001] The utility model discloses an electric energy meter calibrating technical field, especially a double -deck electric energy meter calibrating device. BACKGROUND

[0002] Electric energy meter before using carries out measurement and calibration, along with the sharp increase of the meter in recent years, need to carry out large -scale meter, and the current calibration mode is very low in work efficiency, cannot satisfy the use demand, therefore, design a double -deck electric energy meter calibrating unit is very necessary.

[0003] For example, the invention application of Chinese patent, the publication number CN 112731262 A discloses a kind of for electric energy meter's calibration equipment, and calibration equipment includes cabinet, at least two electric energy meter fixed meter seat and at least two photoelectric head calibration components. Among them, electric energy meter fixed meter seat is installed on the side of cabinet side by side, and electric energy meter fixed meter seat is placed with the electric energy meter to be calibrated;Photoelectric head calibration component includes photoelectric head, and photoelectric head calibration component is installed on the upper of electric energy meter fixed meter seat and adjacent electric energy meter fixed meter seat, and photoelectric head is extended downwards and towards the electric energy meter to be calibrated.The number of electric energy meter detected by the above-mentioned invention application is limited, and at the same time, due to the increase of the number of electric energy meter detected by electric energy calibration equipment, the work load of electric energy meter installation and disassembly is improved, the degree of automation of electric energy meter calibration equipment is improved, and it is necessary to reduce the work load of electric energy meter installation and disassembly. UTILITY MODEL CONTENT

[0004] In view of the deficiencies in the prior art, the utility model provides an electric energy meter calibration device capable of calibrating a large number of electric energy meters at a time, having a certain degree of automation, and reducing the work load of electric energy meter installation and disassembly.

[0005] To achieve the above technical features, the utility model provides:

[0006] A double -deck electric energy meter calibrating device, including eight table position profile racks and four table position profile racks that are connected to each other, the eight table position profile racks and the four table position profile racks are provided with a plurality of tool tray positioning mechanisms, each tool tray positioning mechanism is provided with a pressure connection assembly, and the eight table position profile racks and the four table position profile racks are provided with electric measuring equipment.

[0007] The eight-table-position profile rack and the four-table-position profile rack can be flexibly connected in series, and both the eight-table-position profile rack and the four-table-position profile rack have two layers of electric energy meter calibration layers and a frame structure, each electric energy meter calibration layer can be provided with electric energy meters in front and back, thereby greatly improving the calibration quantity of single electric energy meter and improving the calibration efficiency; the tool tray positioning mechanism and the crimping assembly are matched and arranged, and the tool tray positioning mechanism and the crimping assembly jointly realize the functions of lifting and pushing out the electric energy meter; the tool tray positioning mechanism is fixedly connected to the eight-table-position profile rack and the four-table-position profile rack, and the crimping assembly is connected to the electric energy meter; the electric measuring equipment is connected to the tool tray positioning mechanism and the crimping assembly through wiring, and is used for calibrating the electric energy meter.

[0008] The eight-table-position profile rack is composed of a plurality of aluminum profiles, the eight-table-position profile rack is provided with a case support plate and a bottom plate, the edge of the eight-table-position profile rack is provided with a profile rack reinforcing rib, the bottom of the eight-table-position profile rack is provided with a foot cup, and the eight-table-position profile rack is also provided with an isolation CT mounting plate.

[0009] The four-table-position profile rack is composed of a plurality of aluminum profiles, the four-table-position profile rack is provided with the bottom plate and the isolation CT mounting plate, the edge of the four-table-position profile rack is provided with the profile rack reinforcing rib, and the bottom of the four-table-position profile rack is provided with the foot cup.

[0010] The eight-table-position profile rack is composed of the aluminum profile screw connection, the four-table-position profile rack is composed of the aluminum profile screw connection, and the eight-table-position profile rack and the four-table-position profile rack both have a frame structure and are arranged in multiple layers.

[0011] The tool tray positioning mechanism comprises a jacking bearing mounting plate, the jacking bearing mounting plate is provided with four linear bearings, a guide shaft is arranged in each linear bearing, the jacking bearing mounting plate is provided with a first air cylinder, the first air cylinder is connected to a floating joint, the jacking bearing mounting plate further comprises a jacking sheet metal, the jacking sheet metal is connected to the floating joint through an air cylinder joint connecting plate, the jacking bearing mounting plate further comprises a bearing plate, the guide shaft is connected to the bearing plate, and the bearing plate is connected to the jacking sheet metal.

[0012] The guide shaft is screw-connected to the bearing plate, one end of the guide shaft away from the bearing plate is provided with a guide shaft connecting plate, and the jacking sheet metal is screw-connected to a tray positioning column and a tray supporting column.

[0013] The crimping assembly comprises a socket bottom plate, the socket bottom plate is provided with a cylinder seat, the cylinder seat is connected to a second air cylinder, the second air cylinder is connected to a fixed seat through an air cylinder connecting rod, the fixed seat is connected to a meter holder, the fixed seat is slidingly connected to the socket bottom plate through a meter holder base guide shaft, and the meter holder is provided with a tray stopper away from the second air cylinder.

[0014] The case panel of the electric measuring equipment is fixedly connected to the eight-position profile rack and the four-position profile rack by screws.

[0015] The aluminum profile is of 4080D, 4040D or 4040B type.

[0016] The utility model discloses beneficial effects are:

[0017] The utility model discloses can simultaneously calibrate large quantities of electric energy meter, improved the calibration efficiency, have certain degree of automation, reduced the workload of electric energy meter installation and dismounting step, small overall weight of profile rack simultaneously, and the manufacturing cost is low. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the overall structure schematic diagram of eight-position profile rack.

[0019] Figure 2 It is three view of eight-position profile rack.

[0020] Figure 3 It is the overall structure schematic diagram of four-position profile rack.

[0021] Figure 4 It is three view of four-position profile rack.

[0022] Figure 5 It is the overall structure schematic diagram of tooling tray positioning mechanism.

[0023] Figure 6 It is three view of tooling tray positioning mechanism.

[0024] Figure 7 It is the overall structure schematic diagram of crimping assembly.

[0025] Figure 8 It is the overall structure schematic diagram of electric measuring equipment.

[0026] Figure 9 It is the overall structure schematic diagram of double-layer electric energy meter calibration device in embodiment two.

[0027] Figure 10 It is front view of double-layer electric energy meter calibration device in embodiment two.

[0028] REFERENCE NUMERALS:

[0029] 100, eight-position profile rack; 200, tooling tray positioning mechanism; 300, crimping assembly; 400, electric measuring equipment; 500, four-position profile rack;

[0030] 101, aluminum profile; 102, case support plate; 103, bottom plate; 104, profile rack reinforcing rib; 105, foot cup; 106, isolation CT mounting plate; 107, profile mounting plate; 108, case fixing profile;

[0031] 201, jacking bearing mounting plate; 202, linear bearing; 203, guide shaft; 204, first air cylinder; 205, floating joint; 206, jacking sheet metal; 207, bearing plate; 208, guide shaft connecting plate; 209, tray positioning column; 210, tray supporting column; 211, air cylinder joint connecting plate;

[0032] 301, socket bottom plate; 302, air cylinder seat; 303, second air cylinder; 304, air cylinder connecting rod; 305, fixing seat; 306, table support; 307, table support base guide shaft; 308, tray stop block;

[0033] 401, signal source; 402, standard meter; 403, clock tester; 404, intelligent power distribution module; 405, intelligent power distribution switching box; 406, serial port server; 407, pulse power supply box; 408, digital power amplifier; 409, switching box; 410, error module; 411, industrial computer; 412, isolation CT; 413, isolation transformer. DETAILED DESCRIPTION

[0034] The following specific embodiments illustrate the implementation of the present application, and those skilled in the art can easily understand other advantages and effects of the present application from the disclosed content.

[0035] The present application provides a double-layer electric energy meter calibration device, and the following describes the preferred embodiment of the double-layer electric energy meter calibration device.

[0036] Before use, the electric energy meter needs to be calibrated. In recent years, with the rapid increase in the number of meters, large-scale meter testing is required. The current calibration method has very low work efficiency and cannot meet the use demand. Therefore, it is very necessary to design a double-layer electric energy meter calibration unit. Before use, the electric energy meter needs to be calibrated. The current electric energy meter calibration method and calibration equipment have low calibration efficiency for large quantities of electric energy meters. With the rapid increase in the use of electric energy meters, improving the calibration efficiency of electric energy meters is the development trend of electric energy meter calibration equipment. The current electric energy meter calibration equipment has limited number of electric energy meters for single calibration, and in the face of a large number of electric energy meters, the installation and disassembly of electric energy meters consume a lot of time and cost. Therefore, it is necessary to design an electric energy meter calibration device that can calibrate a large number of electric energy meters at a time, has a certain degree of automation, and can facilitate the installation and disassembly of electric energy meters.

[0037] Embodiment one

[0038] Reference is made to the drawingsFigures 1 to 4 In this embodiment, the eight-position profile rack 100 and the four-position profile rack 500 are connected in series by bolts, and the eight-position profile rack 100 and the four-position profile rack 500 are both composed of several aluminum profiles 101, which are connected by screws. The aluminum profiles 101 are of 4080D, 4040D or 4040B profiles. The eight-position profile rack 100 and the four-position profile rack 500 are both provided with three layers, of which the top and middle layers are used for electric energy meter calibration. The eight-position profile rack 100 and the four-position profile rack 500 both have a frame structure, in which the hollow space can be used for wiring, and the overall weight of the device is reduced. The aluminum profiles 101 can be directly connected by screws or connected by profile mounting plates 107. The eight-position profile rack 100 is provided with a case support plate 102 and a bottom plate 103 for placing and connecting other equipment case surfaces. The eight-position profile rack 100 is provided with profile rack reinforcing ribs 104 at the edges to improve the overall strength and stability of the eight-position profile rack 100. The eight-position profile rack 100 is provided with a foot cup 105 at the bottom to keep the equipment on the eight-position profile rack 100 at a certain distance from the ground, improving the safety of the equipment. The eight-position profile rack 100 is also provided with an isolation CT mounting plate 106 for mounting an isolation CT. The four-position profile rack 500 is provided with a bottom plate 103 and an isolation CT mounting plate 106. The four-position profile rack 500 is provided with profile rack reinforcing ribs 104 at the edges and a foot cup 105 at the bottom.

[0039] Reference is made to the accompanying drawings Figure 9 The eight-position profile rack 100 and the four-position profile rack 500 are both provided with several tool tray positioning mechanisms 200. Each tool tray positioning mechanism 200 is provided with a crimping assembly 300. The eight-position profile rack 100 and the four-position profile rack 500 are both provided with electrical measurement equipment 400.

[0040] Reference is made to the accompanying drawings Figure 5 And 6 The tool tray positioning mechanism 200 includes a jacking bearing mounting plate 201, which is provided with four linear bearings 202. A guide shaft 203 is arranged in each linear bearing 202. The jacking bearing mounting plate 201 is provided with a first air cylinder 204, which is connected to a floating joint 205. The tool tray positioning mechanism 200 further includes a jacking sheet metal 206, which is connected to the floating joint 205 through a cylinder joint connecting plate 211. The tool tray positioning mechanism 200 further includes a bearing plate 207, which is connected to the guide shaft 203 and the jacking sheet metal 206. The guide shaft 203 is connected to the bearing plate 207 by screws. The guide shaft 203 is provided with a guide shaft connecting plate 208 at the end away from the bearing plate 207. The jacking sheet metal 206 is provided with a tray positioning column 209 and a tray supporting column 210 connected by screws.

[0041] Referring to the drawings Figure 7 The crimping assembly 300 comprises a socket base plate 301, a cylinder seat 302 is arranged on the socket base plate 301, the cylinder seat 302 is connected with a second cylinder 303, the second cylinder 303 is connected with a fixing seat 305 through a cylinder connecting rod 304, the fixing seat 305 is connected with a meter tray 306, the fixing seat 305 is slidably connected with the socket base plate 301 through a meter tray base guide shaft 307, and the meter tray 306 is provided with a tray stopper 308 away from the second cylinder 303. The case panel of the electric measuring equipment 400 is fixedly connected on the eight-meter-position profile rack 100 and the four-meter-position profile rack 500 through screws. The crimping assembly is used for connecting the electric energy meter.

[0042] Referring to the drawings Figure 8 The electric measuring equipment 400 is arranged on the eight-meter-position profile rack 100, and the case shell of the electric measuring equipment 100 is bolted with the case support plate 102, the bottom plate 103 and the case fixing profile 108; the electric measuring equipment 400 comprises a signal source 401, a standard meter 402, a clock tester 403, an intelligent power distribution module 404, an intelligent power distribution switch box 405, a serial port server 406, a pulse power supply box 407, a digital power amplifier 408, a switch box 409, an error module 410, an industrial computer 411, an isolation CT 412 and an isolation transformer group 413; the case panel of the electric measuring equipment 400 is fixedly connected on the eight-meter-position profile rack 100 or the four-meter-position profile rack 500 through screws; all the case panels of the electric measuring equipment 400 are fixed on the profile rack through screws, the case layout is reasonable, the installation is neat, the strong and weak electricity is separated, and the appearance is uniform.

[0043] The double-layer electric energy meter testing device in the embodiment realizes the lifting and pushing-out functions of the electric energy meter through the cooperation of the tool positioning assembly 200 and the crimping assembly 300, the components in the electric measuring equipment 400 cooperate with each other, the batch testing of the electric energy meter can be realized through the connection of the crimping equipment, the eight-meter-position profile rack 100 and the four-meter-position profile rack 500 can be connected or arranged separately according to actual needs; the double-layer electric energy meter testing device in the embodiment can realize the active testing of a large batch of electric energy meters, and greatly improves the testing efficiency of the electric energy meter.

[0044] Embodiment two

[0045] Referring to the drawings Figure 1 and 2The eight-position profile rack 100 is composed of a plurality of aluminum profiles 101 connected by screws to form a frame structure, and is composed of profile mounting plates 107, case fixing profiles 108, isolation CT mounting plates 106, bottom plates 103, profile rack reinforcing ribs 104, case support plates 102, and foot cups 105. The isolation CT mounting plates 106 and the bottom plates 103 are fixed on the eight-position profile rack 100 by screws. The profile rack reinforcing ribs 104, the case support plates 102, and the case support plates 102 are fixed on the eight-position profile rack 100 by screws. The foot cups 105 are directly fixed on the profile rack reinforcing ribs 104. The aluminum profiles 101 include 4080D, 4040D, or 4040B profiles. Eight positions are arranged in the length direction of the eight-position profile rack 100. The frame structure is arranged in three layers, wherein the bottom layer is used to arrange the electric measuring device 400, and the middle layer and the top layer are used to calibrate the electric energy meter.

[0046] Reference is made to the accompanying drawings Figure 3 and 4 The four-position profile rack 500 is composed of a plurality of aluminum profiles 101 connected by screws to form a frame structure. The isolation CT mounting plates 106, the bottom plates 103, the profile rack reinforcing ribs 104, and the foot cups 105 are fixedly connected to the four-position profile rack 500 by screws. The foot cups 105 are directly fixed on the profile rack reinforcing ribs 104. The aluminum profiles 101 include 4080D, 4040D, or 4040B profiles. Four positions are arranged in the length direction of the four-position profile rack 500. The frame structure is arranged in three layers, wherein the bottom layer is used to arrange the electric measuring device 400, and the middle layer and the top layer are used to calibrate the electric energy meter.

[0047] In this embodiment, two eight-position profile racks 100 and one four-position profile rack 500 are connected in series. The front and rear of the eight-position profile rack 100 and the four-position profile rack 500 are provided with electric energy meters that can be connected for detection. Eight electric energy meters can be arranged in the length direction of the eight-position profile rack 100, and four electric energy meters can be arranged in the length direction of the four-position profile rack 500. That is, the double-layer electric energy meter calibration device in this embodiment can simultaneously calibrate 80 electric energy meters at a time.

[0048] Reference is made to the accompanying drawings Figure 5 and 6, the tool tray positioning mechanism 200 includes a first cylinder 204, a linear bearing 202, a floating joint 205, a lifting bearing mounting plate 201, a cylinder joint connecting plate 211, a guide shaft connecting plate 208, a bearing plate 207, a lifting sheet metal 206, a tray positioning column 209, a tray supporting column 210, and a guide shaft 203; wherein the bearing plate 207 is composed of four 4040D aluminum profiles 101 connected by screws, the first cylinder 204 is fixed on the lifting bearing mounting plate 201 by screws, the linear bearing 202 is fixed on the lifting bearing mounting plate 201 by screws, one end of the floating joint 205 is directly fixed with the cylinder piston rod, and the other end is fixed with the cylinder joint connecting plate 211, the cylinder joint connecting plate 211 is fixed on two of the 4040D aluminum profiles 101 of the bearing plate 207 by screws, the guide shaft connecting plate 208 is fixed with the guide shaft 203 by screws, the lifting sheet metal 206 is fixed on the bearing plate 207 by screws, the tray positioning column 209 and the tray supporting column 210 are fixed on the lifting sheet metal 206 by screws, the guide shaft 203 passes through the linear bearing 202, one end of the guide shaft 203 is fixed on the bearing plate 207 by screws, and the other end is fixed on the guide shaft connecting plate 208 by screws; the cylinder moves up and down to realize the positioning function of the tool tray.

[0049] Referring to the accompanying drawings Figure 7 , the crimping assembly 300 includes a socket bottom plate 301, a cylinder seat 302, a fixed seat 305, a second cylinder 303, a table support base guide shaft 307, a cylinder connecting rod 304, a tray stop block 308, and a table support 306; wherein the cylinder seat 302 is fixed on the socket bottom plate 301 by screws, the second cylinder 303 is fixed on the cylinder seat 302 by screws, the table support base guide shaft 307 is fixed at both ends on the socket bottom plate 301 by screws, the fixed seat 305 is slidingly connected on the table support base guide shaft 307, one end of the cylinder connecting rod 304 is fixed on the second cylinder 303, and the other end is clamped in the groove of the fixed seat 305, the tray stop block 308 is fixed on the socket bottom plate 301 by screws, and the table support 306 is fixed on the fixed seat 305 by screws; the second cylinder 303 moves forward and backward to realize the automatic crimping function.

[0050] Referring to the accompanying drawings Figure 8The electric measuring device 400 comprises a signal source 401, a standard meter 402, a clock tester 403, an intelligent power distribution module 404, an intelligent power distribution switch box 405, a serial port server 406, a pulse power supply box 407, a digital power amplifier 408, a switch box 409, an error module 410, an industrial computer 411, an isolation CT 412 and an isolation transformer group 413.

[0051] Referring to the drawings Figure 9 and 10 In the embodiment, two eight-meter position profile racks 100 and one four-meter position profile rack 500 are connected in series, and the electric measuring device 400 is mainly arranged on the bottom plate 103 of the eight-meter position profile rack 100 and the four-meter position profile rack 500.

[0052] The double-layer electric energy meter calibration device in the embodiment is connected in series with two eight-meter position profile racks 100 and one four-meter position profile rack 500, each profile rack is provided with a double-layer structure and the electric energy meter can be arranged on the front and back surfaces, 80 electric energy meters can be simultaneously calibrated at a time, the calibration efficiency is greatly improved, the electric energy meter can be lifted and pushed out through the cooperation of the tool tray positioning mechanism 200 and the crimping assembly 300, the automation is improved, the installation and disassembly of the electric energy meter are facilitated, the labor cost can be reduced to a certain extent, the calibration efficiency is improved, and the device has practical significance.

[0053] The above describes preferred embodiments of the utility model, for explaining the utility model and the generated effect, it should be pointed out that, for ordinary skilled person in the art, on the premise of not departing from the principle described in the utility model, can be expected to improve and modify it, these improvements and modifications also in the protection scope of the utility model.

Claims

1. A double-layer electric energy meter verification device, characterized in that, It includes eight and four table position profile rack which are connected in series, and each of the eight and four table position profile rack is provided with a plurality of tool tray positioning mechanisms, each of the tool tray positioning mechanisms is provided with a crimping assembly, and the eight and four table position profile racks are provided with electrical measuring equipment.

2. The double-layer electric energy meter testing device according to claim 1, characterized in that, The eight table position profile rack is composed of a plurality of aluminum profiles, and the eight table position profile rack is provided with a case support plate and a bottom plate, the edge of the eight table position profile rack is provided with a profile rack reinforcing rib, the bottom of the eight table position profile rack is provided with a foot cup, and the eight table position profile rack is also provided with an isolation CT mounting plate.

3. The double-layer electric energy meter testing device according to claim 2, characterized in that, The four table position profile rack is composed of a plurality of aluminum profiles, and the four table position profile rack is provided with the bottom plate and the isolation CT mounting plate, the edge of the four table position profile rack is provided with the profile rack reinforcing rib, and the bottom of the four table position profile rack is provided with the foot cup.

4. The double-layer electric energy meter testing device according to claim 3, characterized in that, The eight table position profile rack is composed of the aluminum profile screw connection, the four table position profile rack is composed of the aluminum profile screw connection, and the eight and four table position profile racks are both in frame structure and multi-layer arrangement.

5. The double-layer electric energy meter testing device according to claim 1, characterized in that, The tool tray positioning mechanism includes a jacking bearing mounting plate, the jacking bearing mounting plate is provided with four linear bearings, a guide shaft is arranged in each of the linear bearings, the jacking bearing mounting plate is provided with a first air cylinder, the first air cylinder is connected with a floating joint, the jacking bearing mounting plate is also provided with a jacking sheet metal, the jacking sheet metal is connected with the floating joint through an air cylinder joint connecting plate, and the jacking sheet metal is also provided with a bearing plate, the guide shaft is connected with the bearing plate, and the bearing plate is connected with the jacking sheet metal.

6. The double-layer electric energy meter testing device according to claim 5, characterized in that, The guide shaft is screw connected with the bearing plate, one end of the guide shaft away from the bearing plate is provided with a guide shaft connecting plate, and the jacking sheet metal is provided with a tray positioning column and a tray supporting column which are connected through screws.

7. The double-layer electric energy meter testing device according to claim 1, characterized in that, The crimping assembly includes a socket bottom plate, the socket bottom plate is provided with a cylinder seat, the cylinder seat is connected with a second air cylinder, the second air cylinder is connected with a fixing seat through an air cylinder connecting rod, the fixing seat is connected with a table holder, the fixing seat is slidingly connected with the socket bottom plate through a table holder base guide shaft, and the table holder is provided with a tray stopper away from the second air cylinder.

8. The double-layer electric energy meter testing device according to claim 1, characterized in that, The case panel of the electrical measuring equipment is fixedly connected with the eight and four table position profile racks through screws.

9. The double-layer electric energy meter testing device according to any one of claims 2 to 4, characterized in that, The aluminum profile adopts 4080D, 4040D or 4040B profile.

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