CN212514735U - Metering device for low-voltage incoming line cabinet - Google Patents
Metering device for low-voltage incoming line cabinet Download PDFInfo
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- CN212514735U CN212514735U CN202021232186.0U CN202021232186U CN212514735U CN 212514735 U CN212514735 U CN 212514735U CN 202021232186 U CN202021232186 U CN 202021232186U CN 212514735 U CN212514735 U CN 212514735U
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Abstract
The utility model discloses a metering device for low pressure inlet wire cabinet, including the metering device body, the metering device body includes the casing, the left side fixed mounting of casing has the installation pipe, inlays on the left side inner wall of casing and is equipped with cooling fan, and cooling fan's left side is established to the air intake and is on same vertical line with the left side of casing, and cooling fan's right side is established to the air outlet and is fixed with out the fan housing to the intercommunication, and the left side movable contact of installation pipe has back shape frame. The utility model relates to a rationally, cooling fan's setting can accelerate the inside thermal flow rate of casing, is convenient for drive first dust screen and is in and controls the vibration state about lasting, can effectively shake the dust granule of adhesion on the first dust screen and fall down, alleviates dust adhesion blocking phenomenon, and then can improve ventilation cooling efficiency, also can effectively reduce the workman and dismantle the frequency of clearance, and can take off first dust screen fast and clear up or change, be favorable to using.
Description
Technical Field
The utility model relates to a measuring equipment technical field especially relates to a metering device for low pressure inlet wire cabinet.
Background
The electric energy metering device is an overall body formed by electric energy meters (active and reactive electric energy meters, maximum demand meters, multi-rate electric energy meters and the like), metering mutual inductors (comprising voltage mutual inductors and current mutual inductors) and secondary connecting wire leads, the electric energy metering device is a metering appliance for measuring and recording generated energy, supplied (mutually supplied) electric quantity, station power consumption, line loss electric quantity and user power consumption, most of the metering devices are installed on a low-voltage incoming cabinet for use, and the existing metering device for the low-voltage incoming cabinet has relatively high energy consumption on the electric quantity, so that the device can generate relatively high heat when in work;
current metering device only relies on the louvre to dispel the heat, the radiating effect is unsatisfactory, the heat is piled up for a long time and is caused the phenomenon that liquid crystal concatenation screen device internals damaged easily, in order to avoid the entering of dust, current metering device mostly can set up the dust screen at its louvre department, reach dirt-proof purpose, but its dust screen does not possess the function that timely vibrations fall the ash, the dust screen that in use is in air inlet department though can avoid the dust to get into inside the metering device, but the easy adhesion of dust blocks up on the dust screen, cause the ventilation efficiency reduction of air inlet department, thereby the radiating efficiency has been reduced, synthesize the above-mentioned condition and improve, therefore we have provided a metering device who is used for low pressure inlet wire cabinet and be used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a metering device for a low-voltage incoming line cabinet.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a metering device for a low-voltage wire inlet cabinet comprises a metering device body, wherein the metering device body comprises a shell, a mounting pipe is fixedly mounted on the left side of the shell, a heat dissipation fan is embedded on the inner wall of the left side of the shell, the left side of the heat dissipation fan is arranged as an air inlet and is positioned on the same vertical line with the left side of the shell, the right side of the heat dissipation fan is arranged as an air outlet and is communicated with and fixed with an air outlet cover, the left side of the mounting pipe is movably contacted with a clip frame, a first groove with an opening on the left side is formed in the inner wall of the bottom of the mounting pipe, an L-shaped baffle is movably sleeved in the first groove, the front side and the rear side of the L-shaped baffle are respectively movably contacted with the inner wall of the front side and the inner wall of the rear side of the mounting pipe, a plurality of first springs are fixedly mounted between the left side of the L-shaped baffle and the bottom of, the bottom of the right side of the square-shaped frame is fixedly provided with a positioning rod, the mounting pipe is movably sleeved on the positioning rod, the inner wall of the bottom of the mounting pipe is fixedly provided with a limiting block positioned on the right side of the L-shaped baffle, the left side of the limiting block is movably contacted with the inner wall of the left side of the L-shaped baffle, the first dust screen is obliquely arranged, the right side of the first dust screen is provided with an eccentric wheel rotatably arranged on the inner wall of the rear side of the mounting pipe, the front side of the mounting pipe is fixedly provided with a driving motor in a threaded manner, an output shaft of the driving motor extends into the mounting pipe and is fixedly arranged with the front side of the eccentric wheel, the top of the left side of the mounting pipe is provided with a first rectangular groove with an opening at the bottom, the top of the right side of the square-shaped frame is fixedly provided with a rectangular block, the right side of the, the movable clamping is equipped with T shape kelly in the draw-in groove, and the top of T shape kelly extends to the top of installation pipe, and the bottom of T shape kelly is inlayed and is equipped with the ball, inclined plane looks adaptation on ball and the rectangular block, and fixed mounting has same second spring between the top inner wall of T shape kelly and the top of installation pipe, and second spring movable sleeve establishes on T shape kelly, the louvre has been seted up on the right side inner wall of casing, and the downthehole movable sleeve of louvre is equipped with the second dust screen, and the second dust screen screw-thread fastening is in the louvre.
Preferably, a pull ring is fixedly installed at the top of the left side of the square frame.
Preferably, the front side and the rear side of the first dust screen are respectively in movable contact with the front side inner wall and the rear side inner wall of the installation pipe.
Preferably, the inner wall of the rear side of the mounting pipe is fixedly provided with a bearing, a pin shaft is fixedly sleeved in an inner ring of the bearing, a circular hole is formed in the front side of the eccentric wheel, the inner wall of the circular hole is fixedly connected with the outer side of the pin shaft, the end part of an output shaft of the driving motor is fixedly connected with the front end of the pin shaft, and the distance between the left side of the pin shaft and the right side of the first dust screen is smaller than the distance between the right side of the pin shaft and the right side.
Preferably, a first through hole is formed in the inner wall of the left side of the shell, and the inner wall of the first through hole is fixedly connected with the outer side of the heat dissipation fan.
Preferably, a second rectangular groove is formed in the bottom of the left side of the installation pipe, the inner wall of the second rectangular groove is in movable contact with the outer side of the positioning rod, a third rectangular groove is formed in the inner wall of the right side of the first groove, and the inner wall of the third rectangular groove is in movable contact with the outer side of the L-shaped baffle.
Preferably, set up the ring channel that the right side set up for the opening on the lateral wall of louvre, the inner wall of ring channel and the outside movable contact of second dust screen have seted up two thread grooves on the left side inner wall of ring channel, and thread groove internal thread cover is equipped with fastening bolt, and fastening bolt's right side extends to outside the casing, and second dust screen thread cover is established on two fastening bolt.
Compared with the prior art, the beneficial effects of the utility model are that:
through the casing, the installation pipe, the heat dissipation fan, the first groove, the square frame, the L-shaped baffle, the first spring, the positioning rod, the limiting block, the eccentric wheel, the driving motor, the first rectangular groove, the rectangular block, the first dustproof net, the clamping groove, the T-shaped clamping rod, the second spring and the heat dissipation hole are matched with the second dustproof net, when the heat dissipation rate in the casing needs to be increased, the heat dissipation fan is started to extract outside air through the air inlet, the extracted air blows heat in the casing through the air outlet of the heat dissipation fan and the air outlet cover, so that the heat in the casing flows out of the casing through the heat dissipation hole and the second dustproof net, the heat flowing speed in the casing is increased, the first dustproof net is arranged, the extracted air of the heat dissipation fan is filtered, when dust on the left side of the first dustproof net needs to be shaken and cleaned, the driving motor is started to drive the eccentric wheel to rotate the first dustproof net to impact the first dustproof net through the pin shaft, the impacting force drives the first dust screen to vibrate leftwards and extrude the L-shaped baffle to compress the first spring leftwards, when the eccentric wheel rotates for the second half circle, the first dust screen is gradually separated from the first dust screen, at the moment, the elastic force of the first spring extrudes the first dust screen to move rightwards through the L-shaped baffle and rotates and resets to be contacted with the left side of the limiting block, the first dust screen can be circularly collided under the continuous rotation of the eccentric wheel, the first dust screen can be driven to be in a continuous left-right vibration state, then the dust particles adhered on the first dust screen can be effectively shaken downwards by matching with the inclined arrangement mode of the first dust screen, when the first dust screen needs to be taken down for complete cleaning, the T-shaped clamping rod is pulled upwards to stretch the second spring, the T-shaped clamping rod is gradually separated from the clamping groove while moving upwards, the pull ring is pulled leftwards to drive the rectangular block to move out from the first rectangular groove through the clip frame, the rectangular block drives the first dust screen to be taken out from the installation pipe, the first dust screen can be thoroughly cleaned, and the second dust screen can be taken down from the inside of the radiating hole to be cleaned by rotating the two fastening bolts in the forward direction.
The utility model relates to a rationally, cooling fan's setting can accelerate the inside thermal flow rate of casing, is convenient for drive first dust screen and is in and controls the vibration state about lasting, can effectively shake the dust granule of adhesion on the first dust screen and fall down, alleviates dust adhesion blocking phenomenon, and then can improve ventilation cooling efficiency, also can effectively reduce the workman and dismantle the frequency of clearance, and can take off first dust screen fast and clear up or change, be favorable to using.
Drawings
Fig. 1 is a schematic structural diagram of a metering device for a low-voltage incoming line cabinet according to the present invention;
fig. 2 is a schematic cross-sectional structural view of a metering device for a low-voltage incoming line cabinet according to the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
In the figure: the device comprises a shell 1, a mounting pipe 2, a heat dissipation fan 3, a first groove 4, a 5-shaped frame, a 6L-shaped baffle, a first spring 7, a positioning rod 8, a limiting block 9, an eccentric wheel 10, a driving motor 11, a first rectangular groove 12, a rectangular block 13, a first dust screen 14, a clamping groove 15, a clamping rod 16T-shaped, a second spring 17, heat dissipation holes 18 and a second dust screen 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a metering device for a low-voltage incoming line cabinet comprises a metering device body, the metering device body comprises a shell 1, a mounting pipe 2 is fixedly mounted on the left side of the shell 1, a heat dissipation fan 3 is embedded on the inner wall of the left side of the shell 1, the left side of the heat dissipation fan 3 is provided with an air inlet and is positioned on the same vertical line with the left side of the shell 1, the right side of the heat dissipation fan 3 is provided with an air outlet and is communicated and fixed with an air outlet cover, the left side of the mounting pipe 2 is movably contacted with a clip-shaped frame 5, the inner wall of the bottom of the mounting pipe 2 is provided with a first groove 4 with an opening on the left side, an L-shaped baffle 6 is movably sleeved in the first groove 4, the front side and the rear side of the L-shaped baffle 6 are respectively movably contacted with the inner wall of the front side and the inner wall of the rear side of the mounting pipe 2, a plurality of first springs 7 are fixedly mounted between the left side of, the installation pipe 2 is sleeved on the L-shaped baffle 6 in a sliding mode, the bottom of the right side of the clip frame 5 is fixedly provided with a positioning rod 8, the installation pipe 2 is movably sleeved on the positioning rod 8, the inner wall of the bottom of the installation pipe 2 is fixedly provided with a limiting block 9 positioned on the right side of the L-shaped baffle 6, the left side of the limiting block 9 is movably contacted with the inner wall of the left side of the L-shaped baffle 6 to form a first dust screen 14 which is obliquely arranged, the right side of the first dust screen 14 is provided with an eccentric wheel 10 which is rotatably installed on the inner wall of the rear side of the installation pipe 2, the front side of the installation pipe 2 is fixed with a driving motor 11 in a threaded mode, an output shaft of the driving motor 11 extends into the installation pipe 2 and is fixedly installed with the front side of the eccentric wheel 10, the top of the left side of the installation pipe 2 is provided with a first rectangular groove 12 with an opening at the bottom, the, the bottom of the rectangular block 13 is hinged with the top of the first dust screen 14, the top of the rectangular block 13 is provided with a clamping groove 15, a T-shaped clamping rod 16 is movably clamped in the clamping groove 15, the top of the T-shaped clamping rod 16 extends to the upper part of the installation tube 2, the bottom end of the T-shaped clamping rod 16 is embedded with a ball, the ball is matched with an inclined plane on the rectangular block 13, a same second spring 17 is fixedly arranged between the inner wall of the top of the T-shaped clamping rod 16 and the top of the installation tube 2, the second spring 17 is movably sleeved on the T-shaped clamping rod 16, the inner wall of the right side of the shell 1 is provided with a heat dissipation hole 18, a second dust screen 19 is movably sleeved in the heat dissipation hole 18, and the second dust screen 19 is fastened in the heat dissipation hole 18 by screw threads, the utility model has reasonable design, the setting of the heat dissipation fan 3 can accelerate the heat flow rate in the shell 1, can effectively shake the dust particle of adhesion down on the first dust screen 14 and fall, alleviate dust adhesion blocking phenomenon, and then can improve ventilation cooling efficiency, also can effectively reduce the workman and dismantle the frequency of clearance, and can take off first dust screen 14 fast and clear up or change, be favorable to using.
In the utility model, a pull ring is fixedly arranged at the top of the left side of a square frame 5, the front side and the rear side of a first dustproof net 14 are respectively in movable contact with the front side inner wall and the rear side inner wall of an installation pipe 2, a bearing is fixedly arranged on the rear side inner wall of the installation pipe 2, a pin shaft is fixedly sleeved in an inner ring of the bearing, a circular hole is arranged at the front side of an eccentric wheel 10, the inner wall of the circular hole is fixedly connected with the outer side of the pin shaft, the end part of an output shaft of a driving motor 11 is fixedly connected with the front end of the pin shaft, the distance between the left side of the pin shaft and the right side of the first dustproof net 14 is smaller than the distance between the right side of the pin shaft and the right side of the eccentric wheel 10, a first through hole is arranged on the inner wall of the left side of a shell 1, the inner wall of the first through hole is fixedly connected with the, the right side inner wall of the first groove 4 is provided with a third rectangular groove, the inner wall of the third rectangular groove is movably contacted with the outer side of the L-shaped baffle 6, the side wall of the heat dissipation hole 18 is provided with a ring groove with the right side arranged as an opening, the inner wall of the ring groove is movably contacted with the outer side of the second dust screen 19, the left side inner wall of the ring groove is provided with two thread grooves, the thread grooves are internally threaded with fastening bolts, the right sides of the fastening bolts extend out of the shell 1, and the thread sleeves of the second dust screen 19 are arranged on the two fastening bolts, the utility model has reasonable design, the arrangement of the heat dissipation fan 3 can accelerate the flow rate of heat in the shell 1, is convenient to drive the first dust screen 14 to be in a continuous left-right vibration state, can effectively shake down dust particles adhered on the first dust screen 14, relieve the blocking phenomenon of dust adhesion, further can improve the ventilation and heat dissipation efficiency, and can also effectively, and the first dust screen 14 can be quickly taken down for cleaning or replacement, which is beneficial to use.
The working principle is as follows: when the heat dissipation device is used, a large amount of heat can be generated in the working process of the metering device body, when the heat dissipation rate inside the shell 1 needs to be accelerated, the heat dissipation fan 3 is started, the heat dissipation fan 3 extracts outside gas through the air inlet and the mounting pipe 2, the extracted gas enters the air outlet cover through the air outlet of the heat dissipation fan 3, the gas inside the air outlet cover blows the heat inside the shell 1, the gas inside the shell 1 is gradually increased, the heat inside the shell 1 flows outside the shell 1 through the heat dissipation holes 18 and the second dust screen 19, the flowing speed of the heat inside the shell 1 is accelerated, and the heat dissipation efficiency is improved;
the first dust screen 14 is arranged to filter the air extracted by the cooling fan 3, the filtered particulate impurities are adhered to the left side of the first dust screen 14, and further affect the cooling, when the dust on the left side of the first dust screen 14 needs to be shaken and cleaned, the driving motor 11 is started, the output shaft of the driving motor 11 drives the eccentric wheel 10 to rotate through the pin shaft, when the eccentric wheel 10 rotates for the first half turn, because the distance between the left side of the pin shaft and the first dust screen 14 is smaller than the distance between the right side of the pin shaft and the right side of the eccentric wheel 10, the eccentric wheel 10 impacts the first dust screen 14 when rotating for the first half turn, the impact force drives the first dust screen 14 to vibrate leftward and rotate, the first dust screen 14 extrudes the L-shaped baffle 6 to move leftward, the L-shaped baffle 6 compresses the first spring 7 while moving leftward, when the eccentric wheel 10 rotates for the second half turn, the impact force on the first dust screen 14 is gradually released and gradually separated from the first dust screen 14, at the moment, the first spring 7 in a compressed state is reset, the elastic force of the first spring 7 drives the L-shaped baffle 6 to move rightwards, the L-shaped baffle 6 pushes the first dust screen 14 to move rightwards and rotate to reset to be in contact with the left side of the limiting block 9, the first dust screen 14 can be collided circularly under the continuous rotation of the eccentric wheel 10, the first dust screen 14 can be driven to be in a continuous left-right vibration state, and then the dust particles adhered to the first dust screen 14 can be effectively shaken down by matching with the inclined arrangement mode of the first dust screen 14, so that the adhesion blocking phenomenon is relieved, and the frequency of disassembling and cleaning by workers can be effectively reduced;
when the first dust screen 14 needs to be taken down for complete cleaning, the T-shaped clamping rod 16 is pulled upwards, the T-shaped clamping rod 16 moves upwards while stretching the second spring 17, the T-shaped clamping rod 16 moves upwards while gradually separating from the clamping groove 15, then the pull ring is pulled leftwards, the pull ring drives the clip frame 5 to move leftwards, the clip frame 5 drives the rectangular block 13 to move out of the first rectangular groove 12, the clip frame 5 drives the L-shaped baffle 6 to separate from the third rectangular groove leftwards through the first spring 7, the clip frame 5 drives the positioning rod 8 to separate from the second rectangular groove, the rectangular block 13 moves while driving the first dust screen 14 to be taken out of the mounting pipe 2, the first dust screen 14 can be cleaned completely, the two fastening bolts are rotated forwards to separate from the corresponding threaded grooves, and the second dust screen 19 can be taken down from the heat dissipation holes 18 for cleaning.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The metering device for the low-voltage incoming line cabinet comprises a metering device body, wherein the metering device body comprises a shell (1) and is characterized in that an installation pipe (2) is fixedly installed on the left side of the shell (1), a cooling fan (3) is embedded on the inner wall of the left side of the shell (1), the left side of the cooling fan (3) is arranged as an air inlet and is positioned on the same vertical line with the left side of the shell (1), the right side of the cooling fan (3) is arranged as an air outlet and is fixedly communicated with an air outlet cover, a clip-shaped frame (5) is movably contacted with the left side of the installation pipe (2), a first groove (4) with an opening on the left side is formed in the inner wall of the bottom of the installation pipe (2), an L-shaped baffle (6) is movably sleeved in the first groove (4), the front side and the rear side of the L-shaped baffle (6) are respectively movably contacted with the inner wall of the front side and, a plurality of first springs (7) are fixedly arranged between the left side of the L-shaped baffle (6) and the bottom of the right side of the L-shaped frame (5), the top of the L-shaped baffle (6) extends into the installation pipe (2), the installation pipe (2) is sleeved on the L-shaped baffle (6) in a sliding manner, a positioning rod (8) is fixedly arranged at the bottom of the right side of the L-shaped frame (5), the installation pipe (2) is movably sleeved on the positioning rod (8), a limiting block (9) positioned at the right side of the L-shaped baffle (6) is fixedly arranged on the inner wall of the bottom of the installation pipe (2), a first dust screen (14) which is obliquely arranged is movably contacted between the left side of the limiting block (9) and the inner wall of the left side of the L-shaped baffle (6), an eccentric wheel (10) rotatably arranged on the inner wall of the rear side of the installation pipe (2) is arranged on the right side of the first dust screen (, an output shaft of the driving motor (11) extends into the mounting pipe (2) and is fixedly mounted with the front side of the eccentric wheel (10), a first rectangular groove (12) with the bottom arranged as an opening is formed in the top of the left side of the mounting pipe (2), a rectangular block (13) is fixedly mounted at the top of the right side of the clip-shaped frame (5), the right side of the rectangular block (13) extends into the first rectangular groove (12) and is arranged as an inclined plane, the bottom of the rectangular block (13) is hinged with the top of the first dust screen (14), a clamping groove (15) is formed in the top of the rectangular block (13), a T-shaped clamping rod (16) is movably clamped in the clamping groove (15), the top of the T-shaped clamping rod (16) extends to the upper side of the mounting pipe (2), a ball is embedded at the bottom end of the T-shaped clamping rod (16), the ball is matched with the inclined plane on the rectangular block (13), a same second spring (17) is fixedly mounted between the inner wall of the top of the T-shaped clamping rod, the second spring (17) is movably sleeved on the T-shaped clamping rod (16), a heat dissipation hole (18) is formed in the inner wall of the right side of the shell (1), a second dust screen (19) is movably sleeved in the heat dissipation hole (18), and the second dust screen (19) is fastened in the heat dissipation hole (18) through threads.
2. The metering device for the low-voltage wire inlet cabinet is characterized in that a pull ring is fixedly installed at the top of the left side of the square frame (5).
3. The metering device for the low-voltage inlet cabinet as claimed in claim 1, characterized in that the front side and the rear side of the first dust screen (14) are respectively in movable contact with the front-side inner wall and the rear-side inner wall of the installation pipe (2).
4. The metering device for the low-voltage incoming line cabinet is characterized in that a bearing is fixedly mounted on the inner wall of the rear side of the mounting pipe (2), a pin shaft is fixedly sleeved in the inner ring of the bearing, a circular hole is formed in the front side of the eccentric wheel (10), the inner wall of the circular hole is fixedly connected with the outer side of the pin shaft, the end part of an output shaft of the driving motor (11) is fixedly connected with the front end of the pin shaft, and the distance between the left side of the pin shaft and the right side of the first dust screen (14) is smaller than the distance between the right side of the pin shaft and the right side of the eccentric wheel (10).
5. The metering device for the low-voltage incoming line cabinet is characterized in that a first through hole is formed in the inner wall of the left side of the shell (1), and the inner wall of the first through hole is fixedly connected with the outer side of the cooling fan (3).
6. The metering device for the low-voltage wire inlet cabinet is characterized in that a second rectangular groove is formed in the bottom of the left side of the mounting pipe (2), the inner wall of the second rectangular groove is in movable contact with the outer side of the positioning rod (8), a third rectangular groove is formed in the inner wall of the right side of the first groove (4), and the inner wall of the third rectangular groove is in movable contact with the outer side of the L-shaped baffle (6).
7. The metering device for the low-voltage incoming line cabinet according to claim 1, wherein a circular groove with a right side provided with an opening is formed in a side wall of the heat dissipation hole (18), an inner wall of the circular groove is movably contacted with an outer side of the second dust screen (19), two thread grooves are formed in an inner wall of a left side of the circular groove, fastening bolts are sleeved in the thread grooves, the right side of each fastening bolt extends to the outside of the casing (1), and the second dust screen (19) is sleeved on the two fastening bolts in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021232186.0U CN212514735U (en) | 2020-06-30 | 2020-06-30 | Metering device for low-voltage incoming line cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021232186.0U CN212514735U (en) | 2020-06-30 | 2020-06-30 | Metering device for low-voltage incoming line cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN212514735U true CN212514735U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021232186.0U Active CN212514735U (en) | 2020-06-30 | 2020-06-30 | Metering device for low-voltage incoming line cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118011306A (en) * | 2024-03-14 | 2024-05-10 | 国网黑龙江省电力有限公司 | Protection device for ammeter online diagnosis equipment and use method thereof |
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2020
- 2020-06-30 CN CN202021232186.0U patent/CN212514735U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118011306A (en) * | 2024-03-14 | 2024-05-10 | 国网黑龙江省电力有限公司 | Protection device for ammeter online diagnosis equipment and use method thereof |
| CN118011306B (en) * | 2024-03-14 | 2024-06-11 | 国网黑龙江省电力有限公司 | Protection device for ammeter online diagnosis equipment and use method thereof |
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