CN113671437B - Electric energy meter circulation detection device and circulation detection method - Google Patents
Electric energy meter circulation detection device and circulation detection method Download PDFInfo
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- CN113671437B CN113671437B CN202111140180.XA CN202111140180A CN113671437B CN 113671437 B CN113671437 B CN 113671437B CN 202111140180 A CN202111140180 A CN 202111140180A CN 113671437 B CN113671437 B CN 113671437B
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- 230000000712 assembly Effects 0.000 claims description 13
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- 238000000034 method Methods 0.000 claims description 11
- 238000012360 testing method Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
Abstract
The invention provides a circulation detection device and a circulation detection method for an electric energy meter, and belongs to the technical field of electric energy meter detection. The electric energy meter circulation detection device comprises a support and conveyor belts arranged on two sides of the support, a plurality of detection units arranged on the support, an electric energy meter tray arranged on the conveyor belts and a limiting lifting assembly arranged on the support. Each detection unit is provided with at least two groups of detection components, each detection component comprises a sliding seat and a detection tray arranged on the sliding seat in a sliding manner, and one side of the detection tray is provided with a tray positioning pin. One side of the electric energy meter tray, which is opposite to the detection tray, is provided with a positioning pin hole, and a tray positioning pin can be inserted into the positioning pin hole. The device is used for realizing that the electric energy meter is detected and located above the conveyor belt, normal transmission of the electric energy meter tray located behind from the lower part of the electric energy meter tray in front is not influenced, so that the detection progress of the electric energy meter in the rear is not influenced by the detection progress of the electric energy meter in front, the 'queue' detection is realized, and the detection efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of electric energy meter detection, and particularly relates to an electric energy meter circulation detection device and a circulation detection method.
Background
The electric energy metering equipment such as an electric energy meter and an acquisition terminal is taken as an important infrastructure for guaranteeing the life of people, is a basis for settlement of the consumption of electric power energy, is related to the own benefits of thousands of households, is a basis for development of national economy, and has the quality directly related to fairness and fairness of energy trade settlement and the fundamental benefits of people.
The electric energy meter needs to be inspected before being put into use and after being inspected and maintained so as to sort out unqualified fault electric energy meters. The existing electric energy meter verification method comprises manual detection, semi-automatic detection and automatic detection, and when the automatic detection is adopted, all stations are required to be ready for detection of the electric energy meter to be detected in sequence. For example, if the same batch of electric energy meters are in the same function detection area and the detection time is different, the electric energy meters which are detected firstly can detect the next function only after all electric energy meters are detected, and the detection efficiency is low. For another example, the same batch of electric energy meters have different requirements on detection functions, and if a certain function detection area does not need detection, the detection of the next function can be performed after all electric energy meters are detected, so that the detection efficiency is low.
Disclosure of Invention
In view of the above, the invention provides a circulation detection device and a circulation detection method for an electric energy meter, which are used for solving the technical problem of lower detection efficiency when the electric energy meter is automatically detected in the prior art.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides an electric energy meter circulation detection device, includes the support and sets up the conveyer belt in the support both sides, still includes:
the detection device comprises a support, a plurality of detection units and a plurality of detection units, wherein the detection units are arranged on the support, each detection unit is provided with at least two groups of detection components, each detection component comprises a sliding seat and a detection tray which is arranged on the sliding seat in a sliding manner, and one side of each detection tray is provided with a tray positioning pin;
the electric energy meter tray is arranged on the conveyor belt and used for conveying electric energy meters; a positioning pin hole is formed in one side, opposite to the detection tray, of the electric energy meter tray, and the tray positioning pin can be inserted into the positioning pin hole; and
the electric energy meter tray comprises a support, a plurality of limiting lifting assemblies, a detection assembly and a touch switch, wherein the limiting lifting assemblies are arranged on the support and correspond to the detection assembly, each limiting lifting assembly comprises a lifting cylinder and a supporting limiting plate arranged at the output end of the lifting cylinder, each supporting limiting plate is arranged below the electric energy meter tray, the front end of each supporting limiting plate is provided with a limiting baffle, and the corresponding limiting baffle is provided with the touch switch; the lowest point of the limit baffle is lower than the plane where the conveyor belt is located.
Preferably, the bottom end of the supporting limiting plate is fixedly connected with a guide sliding rod arranged in the vertical direction, the support is fixedly connected with a guide sliding sleeve arranged in the vertical direction, and the guide sliding rod is arranged in the guide sliding sleeve in a sliding manner.
Preferably, the support is further provided with an upper proximity switch and a lower proximity switch for detecting the end position of the guide slide bar, and when the end of the guide slide bar is positioned at the upper proximity switch, the guide slide bar is positioned at the highest point; when the end part of the guide slide bar is positioned at the lower proximity switch, the guide slide bar is positioned at the lowest point.
Preferably, the slide is provided with a linear guide rail, the bottom end of the detection tray is connected with a slide block, and the slide block is in sliding connection with the linear guide rail.
Preferably, the slide seat is further provided with a front proximity switch and a rear proximity switch for detecting the position of the detection tray, and when the end part of the detection tray is positioned at the front proximity switch, the detection tray is positioned at the working position; when the end part of the detection tray is positioned at the rear proximity switch, the detection tray is positioned at the position to be operated.
Preferably, the main body of the tray positioning pin is cylindrical, one end, close to the electric energy meter tray, is conical, and the positioning pin hole is matched with the tray positioning pin.
Preferably, the electric energy meter identification device is arranged on the support and used for identifying the electric energy meter to be detected.
The electric energy meter circulation detection method adopts the electric energy meter circulation detection device, and comprises the following steps:
the electric energy meter to be detected is placed on the electric energy meter tray, is conveyed to any one detection assembly of the ith detection unit by the conveyor belt, and is positioned under the action of the limit baffle at the detection assembly;
the lifting cylinder drives the supporting limiting plate to lift upwards to a preset position;
sliding the detection tray to enable the detection tray to be close to the electric energy meter tray positioned on the supporting limiting plate, and enabling the tray positioning pin to be inserted into the positioning pin hole;
the lifting cylinder drives the supporting limiting plate to be lowered downwards to a preset position, and at the moment, the lowest point of the limiting baffle is lower than the plane where the conveyor belt is located;
detecting the ith function of the electric energy meter to be detected;
after the ith function of the electric energy meter to be detected is detected, the lifting cylinder drives the supporting limiting plate to be lifted upwards to a preset position, and the detection tray slides to one side deviating from the tray of the electric energy meter, so that the tray positioning pin is separated from the positioning pin hole;
the lifting cylinder drives the supporting limiting plate to be lowered downwards to a preset position, and the electric energy meter tray falls on the conveyor belt;
the conveyor belt drives the electric energy meter tray to move to any one detection assembly of the (i+1) th detection unit;
repeating the above process until the function to be checked of the electric energy meter to be detected is detected;
in the process, when N electric energy meters are detected at one time, the electric energy meters to be detected, which are positioned at the front and have a lower detection speed, cannot block the transportation of the electric energy meters to be detected, which are positioned at the rear and have a higher detection speed;
wherein i is an integer greater than or equal to 1, j is an integer greater than or equal to 1, and N is less than or equal to the number of the detection components.
According to the technical scheme, the invention provides the electric energy meter circulation detection device and the circulation detection method, and the electric energy meter circulation detection device has the beneficial effects that: the detection assembly comprises a sliding seat and a detection tray which is arranged on the sliding seat in a sliding manner, and a tray positioning pin is arranged on one side of the detection tray; the limit lifting assembly can lift the electric energy meter tray on the conveyor belt to be flush with the detection tray, and one side, close to the detection tray, of the electric energy meter tray is provided with a positioning pin hole. When the electric energy meter detects, the electric energy meter is placed on the electric energy meter tray, the electric energy meter tray moves forward to the detection assembly under the action of the conveying belt and is blocked and limited by the limiting baffle arranged on the limiting lifting assembly, at the moment, the conveying belt stops running, and the limiting lifting assembly lifts the electric energy meter tray to be flush with the detection tray. And sliding the detection tray to one side of the electric energy meter tray, and enabling the tray positioning pin to be in plug-in connection with the positioning pin hole. At this time, spacing lifting unit descends to below the conveyer belt, the ammeter tray then with detect the tray and be connected, carry out the ammeter and detect. Because the electric energy meter detects and is located the conveyer belt top, do not influence the normal transmission of electric energy meter tray below in the place ahead of its rear to make the detection progress of rear electric energy meter not receive the influence of the place ahead electric energy meter detection progress, realize "inserting team" and detect, improve detection efficiency.
Drawings
Fig. 1 is a top view of an electric energy meter cycle detection device.
Fig. 2 is a side view of the power meter cycle detection device.
Fig. 3 is a side view of the electric energy meter cycle detection device in an operating state.
Fig. 4 is a partial enlarged view of the portion a shown in fig. 3.
Fig. 5 is a partial enlarged view of the portion B shown in fig. 3.
Fig. 6 is a schematic structural diagram of the detection assembly.
Fig. 7 is a top view of the test tray.
Fig. 8 is a cross-sectional view of a power meter tray.
In the figure: the electric energy meter circulation detection device 10, the support 100, the conveyor belt 110, the detection unit 200, the detection assembly 210, the sliding seat 211, the detection tray 212, the tray positioning pin 213, the linear guide rail 214, the sliding block 215, the moving cylinder 216, the front proximity switch 217, the rear proximity switch 218, the detection probe 219, the electric energy meter tray 300, the positioning pin hole 301, the limit lifting assembly 400, the lifting cylinder 410, the support limit plate 420, the guide sliding bar 421, the guide sliding sleeve 422, the upper proximity switch 423, the lower proximity switch 424, the limit baffle 430 and the electric energy meter 30.
Detailed Description
The technical scheme and technical effects of the embodiments of the present invention are further described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 5 and 8, in one embodiment, an electric energy meter cycle detection device 10 includes a support 100 and a conveyor belt 110 disposed on two sides of the support 100, and further includes: a plurality of detection units 200, an electric energy meter tray 300 and a limiting lifting assembly 400.
The plurality of detection units 200 are arranged on the support 100, each detection unit 200 is provided with at least two groups of detection assemblies 210, each detection assembly 210 comprises a sliding seat 211 and a detection tray 212 slidingly arranged on the sliding seat 211, and one side of the detection tray 212 is provided with a tray positioning pin 213.
The meter tray 300 is placed on the conveyor belt 110 for transporting the meters 30. The electric energy meter tray 300 is provided with a positioning pin hole 301 on the opposite side to the detection tray 212, and the tray positioning pin 213 can be inserted into the positioning pin hole 301.
The plurality of limit lifting assemblies 400 are disposed on the support 100 and correspond to the detecting assemblies 210. The limit lifting assembly 400 comprises a lifting cylinder 410 and a support limit plate 420 arranged at the output end of the lifting cylinder 410, the support limit plate 420 is arranged below the electric energy meter tray 300, a limit baffle 430 is arranged at the front end of the support limit plate, and a touch switch is arranged on the limit baffle 430. The lowest point of the limit stop 430 is lower than the plane of the conveyor belt 110.
When the electric energy meter 30 detects, the electric energy meter 30 is placed on the electric energy meter tray 300, the electric energy meter tray 300 moves forward to the detection assembly 210 under the action of the conveyor belt 110 and is blocked and limited by the limit baffle 430 arranged on the limit lifting assembly 400, at this time, the conveyor belt 110 stops running, and the limit lifting assembly 400 lifts the electric energy meter tray 300 to be flush with the detection tray 212. The detection tray 212 is slid to the electric energy meter tray 300 side, and the tray positioning pins 213 are connected with the positioning pin holes 301 in a plugging manner. At this time, the limit lifting assembly 400 is lowered below the conveyor belt 110, and the electric energy meter tray 300 is connected to the detection tray 212 to detect the electric energy meter 30. Because the electric energy meter 30 detects and is located above the conveyor belt 110, normal transmission of the electric energy meter tray 300 located behind from the lower part of the electric energy meter tray 300 in front is not affected, so that the detection progress of the rear electric energy meter 30 is not affected by the detection progress of the front electric energy meter 30, the 'queue' detection is realized, and the detection efficiency is improved.
Specifically, for example, one electric energy meter 30 can be placed on one electric energy meter tray 300, and one group of detection assemblies 210 can complete detection work on one electric energy meter 30. A plurality of power meter trays 300, in which the power meters 30 are placed, are placed on the conveyor belt 110. The meter tray 300 is transported forward by the conveyor belt 110. When the first ammeter tray 300 is conveyed to the first detecting assembly 210, the ammeter tray 300 is limited by the limiting baffle 430, and the conveyor belt 110 stops running. At this time, the lifting cylinder 410 located below the first ammeter tray 300 is lifted, and the ammeter tray 300 is lifted to a position flush with the detection tray 212 under the action of the supporting and limiting plate 420. The detection tray 212 moves to a side close to the electric energy meter tray 300, so that the tray positioning pins 213 are connected with the positioning pin holes 301 in a plugging manner. At this time, the limit lifting assembly 400 is lowered below the conveyor belt 110, and the electric energy meter tray 300 is connected to the detection tray 212 to detect the electric energy meter 30. When the first electric energy meter 30 detects, the second electric energy meter 30 passes through the lower part of the first electric energy meter tray 300 and reaches the second detection component 210, and the above steps are repeated, so that the detection of the second electric energy meter is realized. When any one of the electric energy meters 30 is detected, the lifting cylinder 410 of the corresponding limit lifting assembly 400 is lifted to be in contact with the bottom of the electric energy meter tray 300, the detection tray 212 moves to the side away from the electric energy meter tray 300, and the tray positioning pin 213 is separated from the positioning pin hole 301, so that the electric energy meter tray 300 falls back on the conveyor belt 110 in the descending process of the lifting cylinder 410, the conveyor belt 110 acts to convey the detected electric energy meter 30 to one of the detection assemblies 210 of the next detection unit 200, and the detection of the next function is performed.
In yet another embodiment, a plurality of electric energy meters 30 can be placed on one electric energy meter tray 300, and one group of detection assemblies 210 can complete the detection of one group of electric energy meters 30. After the detection of the whole group of electric energy meters 30 is completed, the electric energy meters are conveyed to the next detection unit 200 from the lower part of the electric energy meter tray 300 positioned in front of the electric energy meter, so that the detection efficiency is improved, and the continuous detection operation is realized. Further, on the electric energy meter tray 300, two rows of electric energy meters 30 can be placed side by side, at this time, the two sides of the support 100 are respectively provided with the detection units 200, so as to simultaneously complete the detection work of a plurality of electric energy meters 30, and improve the detection efficiency of the electric energy meters 30.
In yet another embodiment, it is contemplated that at least two detection units 200 are responsible for detecting different kinds of power meters 30 when it is desired to detect different kinds of power meters 30. At this time, the stand 100 is further provided with a power meter recognition device for recognizing the power meter 30 to be detected. The electric energy meter identification device judges the type of the electric energy meter 30 (for example, whether the electric energy meter is a three-phase electric energy meter or a single-phase electric energy meter or whether the electric energy meter is a traditional electric energy meter or an intelligent electric energy meter), the conveyor belt 110 drives the electric energy meter 30 to be detected to reach the detection unit 200 matched with the electric energy meter 30 to be detected, the detection operation of the electric energy meter is completed, the non-classification direct detection of the multi-type electric energy meter is realized, and the detection efficiency is improved.
For another example, the detection assembly 210 disposed on the right side of the support 100 is used for detecting a single-phase electric energy meter, the detection assembly 210 disposed on the left side of the support 100 is used for detecting a three-phase electric energy meter, and a set of units simultaneously realize detection of two types of electric energy meters, so that the occupied area of equipment is reduced.
In a preferred embodiment, in order to improve stability and accuracy of the electric energy meter tray 300 during lifting, a guiding sliding rod 421 is fixedly connected to the bottom end of the supporting and limiting plate 420, and a guiding sliding sleeve 422 is fixedly connected to the support 100 and is arranged in the vertical direction, and the guiding sliding rod 421 is slidably arranged in the guiding sliding sleeve 422. The guide sliding rod 421 makes a linear reciprocating motion in the guide sliding sleeve 422 during the ascending or descending process of the support limiting plate 420 along with the lifting cylinder 410, so as to prevent the support limiting plate 420 from deflecting or shaking during the ascending or descending process, and affect the connection stability of the detection tray 212 and the electric energy meter tray 300.
Further, the support 100 is further provided with an upper proximity switch 423 and a lower proximity switch 424 for detecting the end position of the guide slide bar 421, and when the end of the guide slide bar 421 is located at the upper proximity switch 423, the guide slide bar 421 is located at the highest point; when the end of the guide slide bar 421 is located at the lower proximity switch 424, the guide slide bar 421 is located at the lowest point. The upper proximity switch 423 and the lower proximity switch 424 are provided to precisely locate the start and stop positions of the support limit plate 420.
Referring to fig. 6 and fig. 7 together, in one embodiment, the sliding base 211 is provided with a linear guide rail 214, a sliding block 215 is connected to the bottom end of the detection tray 212, and the sliding block 215 is slidably connected to the linear guide rail 214. Further, a moving cylinder 216 is further disposed on the detection tray 212, so as to push the detection tray 212 to slide along the linear guide rail 214, and enable the tray positioning pin 213 to be in plug connection with the positioning pin hole 301.
In yet another embodiment, the slide 211 is further provided with a front proximity switch 217 and a rear proximity switch 218 for detecting the position of the detection tray 212, and when the end of the detection tray 212 is located at the front proximity switch 217, the detection tray 212 is located at the working position; when the end of the test tray 212 is located at the rear proximity switch 218, the test tray 212 is in the ready-to-operate position. The front proximity switch 217 and the rear proximity switch 218 are provided to precisely locate the moving position of the detection tray 212 to ensure reliable connection of the tray locating pins 213 with the locating pin holes 301 and connection reliability of the detection probes 219 provided on the detection tray 212 with the electric power meter 30.
In yet another embodiment, the main body of the tray positioning pin 213 is cylindrical, and one end of the tray positioning pin 213 near the electric energy meter tray 300 is conical, and the positioning pin hole 301 is adapted to the tray positioning pin 213, so as to further improve the connection stability.
In still another embodiment, an electric energy meter cycle detection method, adopting the electric energy meter cycle detection device 10 as described above, includes the following steps:
the electric energy meter 30 to be detected is placed on the electric energy meter tray 300, and is conveyed by the conveyor belt 110 to any one of the detection assemblies 210 of the ith detection unit 200, and is positioned under the action of the limit baffle 430.
The lifting cylinder 410 drives the supporting and limiting plate 420 to lift up to a predetermined position.
Sliding the detection tray 212 to make the detection tray 212 approach to the electric energy meter tray 300 positioned on the supporting limiting plate 420, and making the tray positioning pins 213 inserted into the positioning pin holes 301;
the lifting cylinder 410 drives the supporting and limiting plate 420 to lower down to a predetermined position, and at this time, the lowest point of the limiting plate 430 is lower than the plane of the conveyor belt 110.
The detection of the i-th function of the electric energy meter 30 to be detected is performed.
After the i-th function of the electric energy meter 30 to be detected is detected, the lifting cylinder 410 drives the supporting and limiting plate 420 to lift up to a predetermined position, and the detection tray 212 slides to a side away from the electric energy meter tray 300, so that the tray positioning pins 213 are separated from the positioning pin holes 301.
The lifting cylinder 410 drives the supporting and limiting plate 420 to lower down to a predetermined position, and the electric energy meter tray 300 is dropped onto the conveyor belt 110.
The conveyor belt 110 drives the electric energy meter tray 300 to move to any one of the detection assemblies 210 of the (i+1) th detection units 200.
The above process is repeated until the function to be inspected of the electric energy meter 30 to be inspected is detected.
In the above process, when N electric energy meters 30 are detected at a time, the electric energy meter 30 to be detected with a front position but a slower detection speed cannot block transportation of the electric energy meter 30 to be detected with a rear position but a faster detection speed;
where i is an integer greater than or equal to 1, j is an integer greater than or equal to 1, and N is less than or equal to the number of detection assemblies 210.
Specific examples of the electric energy meter cycle detection method refer to the foregoing and are not repeated.
The foregoing disclosure is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the scope of the invention, as it is understood by those skilled in the art that all or part of the above-described embodiments may be practiced with equivalents thereof, which fall within the scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides an electric energy meter circulation detection device, includes the support and sets up the conveyer belt in the support both sides, its characterized in that still includes:
the detection device comprises a support, a plurality of detection units and a plurality of detection units, wherein the detection units are arranged on the support, each detection unit is provided with at least two groups of detection components, each detection component comprises a sliding seat and a detection tray which is arranged on the sliding seat in a sliding manner, and one side of each detection tray is provided with a tray positioning pin;
the electric energy meter tray is arranged on the conveyor belt and used for conveying electric energy meters; a positioning pin hole is formed in one side, opposite to the detection tray, of the electric energy meter tray, and the tray positioning pin can be inserted into the positioning pin hole; and
the electric energy meter tray comprises a support, a plurality of limiting lifting assemblies, a detection assembly and a touch switch, wherein the limiting lifting assemblies are arranged on the support and correspond to the detection assembly, each limiting lifting assembly comprises a lifting cylinder and a supporting limiting plate arranged at the output end of the lifting cylinder, each supporting limiting plate is arranged below the electric energy meter tray, the front end of each supporting limiting plate is provided with a limiting baffle, and the corresponding limiting baffle is provided with the touch switch; the lowest point of the limit baffle is lower than the plane where the conveyor belt is located; the electric energy meter cycle detection device carries out cycle detection according to the following method: the electric energy meter to be detected is placed on the electric energy meter tray, is conveyed to any one detection assembly of the ith detection unit by the conveyor belt, and is positioned under the action of the limit baffle at the detection assembly;
the lifting cylinder drives the supporting limiting plate to lift upwards to a preset position;
sliding the detection tray to enable the detection tray to be close to the electric energy meter tray positioned on the supporting limiting plate, and enabling the tray positioning pin to be inserted into the positioning pin hole;
the lifting cylinder drives the supporting limiting plate to be lowered downwards to a preset position, and at the moment, the lowest point of the limiting baffle is lower than the plane where the conveyor belt is located;
detecting the j-th function of the electric energy meter to be detected;
after the j-th function of the electric energy meter to be detected is detected, the lifting cylinder drives the supporting limiting plate to be lifted upwards to a preset position, and the detection tray slides to one side deviating from the tray of the electric energy meter, so that the tray positioning pin is separated from the positioning pin hole;
the lifting cylinder drives the supporting limiting plate to be lowered downwards to a preset position, and the electric energy meter tray falls on the conveyor belt;
the conveyor belt drives the electric energy meter tray to move to any one detection assembly of the (i+1) th detection unit;
repeating the above process until the function to be checked of the electric energy meter to be detected is detected;
in the process, when N electric energy meters are detected at one time, the electric energy meters to be detected, which are positioned at the front and have a lower detection speed, cannot block the transportation of the electric energy meters to be detected, which are positioned at the rear and have a higher detection speed;
wherein i is an integer greater than or equal to 1, j is an integer greater than or equal to 1, and N is less than or equal to the number of the detection components.
2. The electric energy meter circulation detection device of claim 1, wherein the bottom end of the supporting limiting plate is fixedly connected with a guide sliding rod arranged in the vertical direction, the support is fixedly connected with a guide sliding sleeve arranged in the vertical direction, and the guide sliding rod is arranged in the guide sliding sleeve in a sliding manner.
3. The electric energy meter circulation detection device according to claim 2, wherein an upper proximity switch and a lower proximity switch for detecting the end position of the guide slide bar are further arranged on the support, and when the end of the guide slide bar is positioned at the upper proximity switch, the guide slide bar is positioned at the highest point; when the end part of the guide slide bar is positioned at the lower proximity switch, the guide slide bar is positioned at the lowest point.
4. The electric energy meter circulation detection device of claim 1, wherein the slide seat is provided with a linear guide rail, the bottom end of the detection tray is connected with a slide block, and the slide block is in sliding connection with the linear guide rail.
5. The electric energy meter circulation detection device according to claim 1, wherein the slide seat is further provided with a front proximity switch and a rear proximity switch for detecting the position of the detection tray, and when the end part of the detection tray is positioned at the front proximity switch, the detection tray is positioned at the working position; when the end part of the detection tray is positioned at the rear proximity switch, the detection tray is positioned at the position to be operated.
6. The power meter circulation detection device of claim 1, wherein the body of the tray locating pin is cylindrical, and one end of the tray locating pin, which is close to the power meter, is conical, and the locating pin hole is matched with the tray locating pin.
7. The electrical energy meter cycle test apparatus of claim 1, further comprising an electrical energy meter identification device disposed on the support for identifying an electrical energy meter to be tested.
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| CN202111140180.XA CN113671437B (en) | 2021-09-28 | 2021-09-28 | Electric energy meter circulation detection device and circulation detection method |
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