CN116359564B - Antifog dirt-proof electric power instrument - Google Patents
Antifog dirt-proof electric power instrument Download PDFInfo
- Publication number
- CN116359564B CN116359564B CN202310483922.1A CN202310483922A CN116359564B CN 116359564 B CN116359564 B CN 116359564B CN 202310483922 A CN202310483922 A CN 202310483922A CN 116359564 B CN116359564 B CN 116359564B
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- Prior art keywords
- wiring
- dust
- fog
- power meter
- protection casing
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- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 13
- 239000000428 dust Substances 0.000 description 11
- 238000004140 cleaning Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses an anti-fog and dustproof electric power instrument which comprises an instrument body, wherein a wiring outlet is formed in the back surface of the instrument body, a plurality of protection shells are correspondingly arranged at the wiring outlet, dustproof mechanisms are slidably arranged in the protection shells, trapezoidal blocks are arranged on two inner side walls of each protection shell, and limiting blocks are slidably arranged at the inner ends of each protection shell. According to the invention, through the arrangement of the abutting springs, the abutting blocks, the limiting blocks, the U-shaped plates, the connecting rods and the protruding blocks, the opening of one wiring port is always ensured, the next wiring port can be wired only after the wiring of the previous wiring port is completed, the correct wiring sequence is ensured, and meanwhile, whether the wiring of the previous wiring port is normal or not can be judged through whether the next wiring port is opened or not, so that the problems of disconnection and poor contact caused by wiring errors due to negligence during wiring of wiring personnel are avoided.
Description
Technical Field
The invention relates to the technical field of electronic instrument panels, in particular to an anti-fog and dustproof electric power instrument.
Background
The power meter provides a solution for power parameter measurement, power quality monitoring and analysis, and electrical equipment control. The electric power instrument is used as an advanced intelligent and digital power grid front end acquisition element, is widely applied to various control systems, SCADA systems and energy management systems, substation automation, district power monitoring, industrial automation, intelligent buildings, intelligent power distribution cabinets, switch cabinets and other equipment, has the characteristics of convenience in installation, simplicity in wiring, small engineering quantity and the like, but has uncertainty of the installation environment of the electric power instrument, and at the moment, if the electric power instrument is in a heavy environment with dust, dust and various suspended particles in the air can cause the increase of the surface pollution of an insulator of the electric power instrument, seriously damage the insulator, cause continuous increase of accidents such as tripping, discharging, electricity leakage and circuit breaking, and simultaneously cause pollution flashover most easily.
The invention patent number CN112339563B discloses a dustproof electronic instrument panel, which comprises a mounting shell, wherein two second reciprocating screw rods are rotationally connected to the mounting shell, screw caps are connected to the reciprocating screw rods in a threaded manner, lantern rings are fixedly connected to the screw caps, a worm is rotationally connected between the two lantern rings, gears are respectively and fixedly connected to two ends of the worm, racks are respectively and fixedly connected to two ends of the mounting shell, the two gears are respectively and fixedly connected to the racks, a plurality of cleaning discs are arranged between the two second reciprocating screw rods, each cleaning disc is fixedly connected with a rotating shaft, one end, far away from the cleaning disc, of each rotating shaft is rotationally connected to the fixing shell, a worm wheel is fixedly connected to the rotating shaft, and the worm wheel is in meshed connection with the worm wheel.
The device is matched with the worm gear to rotate so as to achieve the effects that a plurality of cleaning discs reciprocate and rotate on a screen and achieve the effect of rapid cleaning, but a certain gap is unavoidably arranged at a wiring position of the electric power instrument, dust and water vapor easily enter the electric power instrument from the gap to cause damage of the electric power instrument, certain wiring sequence demands exist on the existing electric power instrument, the difficulty is high for a novice wiring electrician, and the electric power instrument is damaged if wiring errors are serious.
Disclosure of Invention
The technical scheme of the invention aims at solving the technical problem that the prior art is too single, provides a solution which is obviously different from the prior art, and particularly aims to provide an anti-fog and dustproof power instrument so as to solve the problem that dust and water vapor in the prior art easily enter the power instrument from a gap or the wiring sequence is wrong.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an antifog dirt-proof electric power instrument, includes the instrument body, instrument body back is provided with the wiring row mouth, the wiring row mouth corresponds and is provided with a plurality of protection casing, a plurality of the protection casing is inside all to slide and is provided with dustproof mechanism, every two inside walls of protection casing all are provided with trapezoidal piece, every the internal tip of protective housing all slides and is provided with the stopper, every the stopper back is provided with the U template, every the internal top of protective housing all is provided with conflict spring, every conflict spring tip is provided with conflict piece, every all be provided with circular logical groove on stopper and the U template, every conflict piece top is provided with canceling release mechanical system, every the right side wall of conflict piece all is provided with the connecting rod, the tip of connecting rod is provided with two lugs.
Preferably, every dustproof mechanism all includes two motherboards, two clamping springs, two inner panels, two axis of rotation, two torsional springs and two protective sleeves, two the mainboard slides and sets up inside the protective housing, two the inner panel sets up inside two mainboards, two clamping springs set up at two inside lateral walls, two the axis of rotation sets up the both sides at two mainboards, two the torsional springs set up the bottom at two axes of rotation, two the protective sleeve overlaps respectively and establishes on two torsional springs, is provided with circular logical groove on two mainboards.
Preferably, the outer sides of each main board are triangular, and two sides of each two main boards are in interference fit with the corresponding trapezoid blocks respectively.
Preferably, two sliding rails for sliding the protective sleeves are arranged inside each protective shell.
Preferably, each reset mechanism comprises two L-shaped rods and a reset spring, two accommodating grooves are formed in each abutting block, the two L-shaped rods are arranged in the accommodating grooves, and the reset springs are arranged on the back surfaces of the corresponding U-shaped plates.
Preferably, a sealing plate is arranged at one end of each connecting rod close to the abutting block, and a sealing groove for the sealing plate to be inserted and slide is arranged on the right side wall of each protection shell.
Preferably, the top parts of the L-shaped rods are fixedly provided with connecting main rods.
Preferably, a slot for plugging the bump is arranged at the bottom of each main board.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the invention, through the arrangement of the abutting springs, the abutting blocks, the limiting blocks, the U-shaped plates, the connecting rods and the protruding blocks, the opening of one wiring port is always ensured, the next wiring port can be wired only after the wiring of the previous wiring port is completed, the correct wiring sequence is ensured, and meanwhile, whether the wiring of the previous wiring port is normal or not can be judged through whether the next wiring port is opened or not, so that the problems of disconnection and poor contact caused by wiring errors due to negligence of wiring personnel during wiring are avoided;
(2) According to the invention, through the arrangement of the main board, the clamping spring, the inner board, the rotating shaft, the torsion spring and the protective sleeve, the dustproof and waterproof protective effect on the wiring gap of the electric power instrument can be realized when no wiring is performed, and after wiring is performed, gaps can be avoided through the arrangement of the through grooves, so that dust is prevented from entering the instrument body from the wiring gaps, and the operation is simple, convenient and quick;
(3) According to the invention, through the arrangement of the L-shaped rod, the reset spring and the connecting main rod, when the instrument body is required to be overhauled, the connecting main rod is only required to be slightly lifted to drive the L-shaped rod and the abutting block to synchronously move, the connecting line is unlocked, all wiring ports can be unlocked only by lifting upwards, the operation steps are simplified, the overhauling of staff is more convenient and quick, and the sealing performance of the side wall of the protective shell can be ensured when the connecting rod moves up and down through the arrangement of the dust guard, and the influence of dust entering the inside on the electronic instrument is prevented.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic front view of the inner structure of the protective housing of the present invention;
FIG. 3 is a schematic view of the back of the internal structure of the protective housing of the present invention;
FIG. 4 is a schematic view of a first orientation of a cross-sectional configuration of a dust control mechanism of the present invention;
FIG. 5 is a schematic view of a second orientation of a cross-sectional configuration of the dust control mechanism of the present invention;
FIG. 6 is an enlarged view of FIG. 5 at A;
fig. 7 is a schematic cross-sectional view of the reset mechanism of the present invention.
In the figure: 1. an instrument body; 2. a protective housing; 21. a slide rail; 3. a dust-proof mechanism; 31. a main board; 32. a clamping spring; 33. an inner plate; 34. a rotating shaft; 35. a torsion spring; 36. a protective sleeve; 4. a wiring outlet; 5. a trapezoid block; 6. a contact spring; 7. an L-shaped rod; 8. the connecting main rod; 9. a connecting rod; 10. a collision block; 11. a limiting block; 12. a return spring; 13. a bump; 15. a U-shaped plate; 16. and (5) sealing the plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, an embodiment of the present invention is provided: the utility model provides an antifog dirt-proof electric power instrument, includes instrument body 1, instrument body 1 back is provided with wiring row mouth 4, wiring row mouth 4 corresponds and is provided with a plurality of protection casing 2, and is a plurality of protection casing 2 is inside all to slide and is provided with dustproof mechanism 3, every two inside walls of protection casing 2 all are provided with trapezoidal piece 5, every tip all slides in the protection casing 2 is provided with stopper 11, every the stopper 11 back is provided with U template 15, and the top all is provided with conflict spring 6 in every protection casing 2, every conflict spring 6 tip is provided with conflict piece 10, every all be provided with circular logical groove on stopper 11 and the U template 15, every conflict piece 10 top is provided with canceling release mechanical system, every the right side wall of conflict piece 10 all is provided with connecting rod 9, the tip of connecting rod 9 is provided with two lugs 13. Firstly, the protective shell 2 is correspondingly arranged at the wiring outlet 4 on the back of the instrument body 1, then a connecting wire is inserted into the protective shell 2, the dustproof mechanism 3 is opened through the interference of the trapezoid block 5 when the connecting wire is inserted, so that the connecting wire is inserted, the dustproof mechanism 3 is pushed to advance when the connecting wire is continuously inserted until the dustproof mechanism 3 is separated from the interference of the trapezoid block 5, the dustproof mechanism 3 is reset, thereby realizing the sealing clamping of the connecting wire, then the limiting block 11 and the U-shaped plate 15 are pushed through the dustproof mechanism 3, at the moment, the connecting wire is connected with the wiring outlet 4, at the same time, the interference block 10 moves downwards under the thrust of the interference spring 6 after being separated from the interference of the U-shaped plate 15, therefore, the connecting wire is clamped and limited, the connecting rod 9 and the two convex blocks 13 are driven to move downwards when the abutting block 10 moves downwards, so that the dustproof mechanism 3 inside the adjacent right protection shell 2 is unlocked, the next wiring port can be inserted into the connecting wire to connect the wiring port, when maintenance is needed, the L-shaped rod 7 is only slightly pulled upwards to release the limit of the connecting wire, the connecting wire is pulled out, the dustproof mechanism 3 is driven to reset when the connecting wire is pulled out, then the L-shaped rod 7 is continuously pulled upwards to drive the connecting rod 9 and the convex blocks 13 to synchronously move until the reset spring 12 drives the limiting block 11 to reset and the convex blocks 13 are reset again to be inserted into the bottoms of the corresponding dustproof mechanisms 3; the opening of a wiring port is always guaranteed, wiring can be conducted on the next wiring port only after wiring of the previous wiring port is completed, the correct wiring sequence is guaranteed, meanwhile, whether wiring of the previous wiring port is normal or not can be judged through whether the next wiring port is opened or not, and the problems that wiring personnel are carelessly caused by wiring errors during wiring to produce disconnection and poor contact are avoided.
Specifically, each dustproof mechanism 3 includes two main boards 31, two clamping springs 32, two inner boards 33, two rotating shafts 34, two torsion springs 35 and two protective sleeves 36, two main boards 31 are slidably arranged inside the protective housing 2, two inner boards 33 are arranged inside the two main boards 31, two clamping springs 32 are arranged on the outer side walls of the two inner boards, two rotating shafts 34 are arranged on two sides of the two main boards 31, two torsion springs 35 are arranged at the bottoms of the two rotating shafts 34, two protective sleeves 36 are respectively sleeved on the two torsion springs 35, and circular through grooves are formed in the two main boards 31. The main board 31 is pushed to move towards the inside of the protection shell 2 through the insertion of the connecting wire, the trapezoidal blocks 5 are abutted against the two sides of the main board 31, so that the main board 31 and the inside rotate around the rotating shaft 34, a gap is formed between the two inner plates 33, the connecting wire is inserted into the gap, then the main board 31 is pushed continuously, the two sides of the main board 31 are separated from the abutting of the trapezoidal blocks 5, the main board 31 and the inner plates 33 are reset under the action of the torsion spring 35, and the connecting wire is limited through the arrangement of the clamping spring 32; the protection effect that can also prevent dust and prevent steam to electric power instrument's wiring gap department when not having the wiring has been realized to after the wiring, can avoid producing the gap through the setting of leading to the groove, avoid the dust to get into inside the instrument body 1 from the wiring gap, and do not change its wiring mode, easy operation, convenient and fast.
Specifically, the outer sides of each main board 31 are triangular, and two sides of each two main boards 31 are respectively in interference fit with the corresponding trapezoid blocks 5.
Specifically, two sliding rails 21 for sliding the protective sleeves 36 are disposed inside each protective housing 2.
Specifically, each reset mechanism includes two L-shaped rods 7 and a reset spring 12, each of the two holding grooves is provided inside the corresponding abutting block 10, two L-shaped rods 7 are disposed in the holding grooves, and the reset spring 12 is disposed on the back of the corresponding U-shaped plate 15. When the instrument body 1 needs to be overhauled, the L-shaped rod 7 is lifted upwards, so that the abutting block 10 is driven to slightly move upwards, clamping limit of a connecting wire is relieved, meanwhile, the connecting rod 9 and the convex block 13 are driven to move synchronously, at the same time, the convex block 13 is slightly moved upwards to limit the main board 31 without being inserted into the bottom of the main board 31, then the connecting wire is pulled out, meanwhile, the main board 31 is driven to reset, then the L-shaped rod 7 is lifted continuously, so that the abutting block 10, the connecting rod 9 and the convex block 13 are reset, and the reset spring 12 drives the U-shaped plate 15 and the limiting block 11 to reset; only one correct wiring port can be inserted for wiring each time, so that the situation that the instrument body 1 cannot be used due to wiring errors of a novice is avoided, the wiring is simpler and more convenient, the existing bolt loosening is not needed, then the connecting wire is inserted, finally the bolt is screwed, the operation steps are simplified, and the operation difficulty of wiring personnel is reduced.
Specifically, a sealing plate 16 is disposed at one end of each connecting rod 9, which is close to the abutting block 10, and a sealing groove for inserting and sliding the sealing plate 16 is disposed at the right side wall of each protection casing 2.
Specifically, the top of the L-shaped rods 7 is fixedly provided with a connecting main rod 8.
Specifically, a slot for plugging the bump 13 is provided at the bottom of each motherboard 31.
Working principle: firstly, the protective housing 2 is correspondingly installed at the wiring outlet 4 on the back of the instrument body 1, the main board 31 is pushed to move towards the interior of the protective housing 2 through the insertion of the connecting wire, the trapezoidal blocks 5 are abutted against the two sides of the main board 31, so that the main board 31 and the interior rotate around the rotating shaft 34, a gap is formed between the two inner plates 33, the connecting wire is inserted into the gap, then the push is continued, the two sides of the main board 31 are separated from the abutting of the trapezoidal blocks 5, the main board 31 and the inner plates 33 are reset under the action of the torsion spring 35, the inner plates are reset to carry out sealing clamping on the connecting wire through the arrangement of the clamping springs 32, then the connecting wire is inserted inwards, the limiting block 11 and the U-shaped plate 15 are pushed, at the moment, the connecting wire and the wiring outlet 4 are connected, simultaneously, the abutting blocks 10 are separated from the abutting of the U-shaped plate 15 and then move downwards under the thrust of the abutting springs 6, so that the connecting wire is clamped and limited, when the instrument body 1 is required to be overhauled, the connecting rod 8 is lifted upwards, the L-shaped rod 7 is driven to move synchronously, the abutting blocks 10 are driven to move slightly upwards, the clamping limit of the connecting wire is driven, the connecting rod 9 and the convex blocks 13 are driven to move synchronously, the connecting wire are driven to move slightly, the connecting rod 9 and the connecting wire 13 are driven to move slightly, the main rod 31 and the main rod is reset to be connected with the main rod 31 and the main rod 13 are driven to be connected with the main rod and the main rod 12 through the reset wire, and the reset wire is driven to be connected through the reset connection bar, and the reset wire is driven to be the reset position and reset wire is driven to be reset 3 and reset position and reset wire is reset 13 is pushed 12 and reset 3 is simultaneously and reset 3 is pushed; only one correct wiring port can be used for inserting wiring every time when wiring is achieved, the situation that the instrument body 1 cannot be used due to wiring errors of a novice is avoided, the wiring is simpler and more convenient when wiring is conducted, the existing bolt is not required to be unscrewed, then the connecting wire is inserted, finally the bolt is screwed, the operation steps are simplified, the operation difficulty of wiring personnel is reduced, the connecting wire can be inserted into the next main board only after the wiring of the previous interface is finished, and the problems that wiring errors produce disconnection and poor contact due to negligence when wiring are avoided for wiring personnel.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (7)
1. The utility model provides an antifog dirt-proof electric power instrument, includes instrument body (1), instrument body (1) back is provided with wiring row mouth (4), its characterized in that: the wiring row mouth (4) is provided with a plurality of protection casing (2) correspondingly, a plurality of protection casing (2) are inside all to slide and are provided with dustproof mechanism (3), every protection casing (2) both inside walls all are provided with trapezoidal piece (5), every protection casing (2) inner end all slide and are provided with stopper (11), every stopper (11) back is provided with U template (15), and the top all is provided with conflict spring (6) in every protection casing (2), every conflict spring (6) tip is provided with conflict piece (10), every all be provided with circular logical groove on stopper (11) and the U template (15), every conflict piece (10) top is provided with canceling release mechanical system, every the right side wall of conflict piece (10) all is provided with connecting rod (9), the tip of connecting rod (9) is provided with two lugs (13);
every dustproof mechanism (3) all includes two mainboard (31), two clamping springs (32), two inner panels (33), two axis of rotation (34), two torsional springs (35) and two protective sheath (36), two mainboard (31) slip setting is inside protective housing (2), two inner panels (33) set up inside two mainboard (31), two clamping springs (32) set up the lateral wall in two inside, two axis of rotation (34) set up the both sides in two mainboard (31), two torsional springs (35) set up the bottom in two axis of rotation (34), two protective sheath (36) are overlapped respectively and are established on two torsional springs (35), are provided with circular logical groove on two mainboard (31).
2. An anti-fog and dust-proof power meter as claimed in claim 1, wherein: the outer sides of each main board (31) are triangular, and two sides of each two main boards (31) are in interference fit with the corresponding trapezoid blocks (5) respectively.
3. An anti-fog and dust-proof power meter as claimed in claim 1, wherein: two sliding rails (21) for sliding the protective sleeves (36) are arranged in each protective shell (2).
4. An anti-fog and dust-proof power meter as set forth in claim 3 wherein: every canceling release mechanical system all includes two L type poles (7) and reset spring (12), every contradict piece (10) inside is provided with two holding tanks, two L type pole (7) set up in the holding tank, reset spring (12) set up at the U template (15) back that corresponds.
5. An anti-fog and dust-proof power meter as claimed in claim 1, wherein: one end of each connecting rod (9) close to the abutting block (10) is provided with a sealing plate (16), and the right side wall of each protection shell (2) is provided with a sealing groove for the sealing plate (16) to be inserted and slide.
6. An anti-fog and dust-proof power meter as set forth in claim 4 wherein: the tops of the L-shaped rods (7) are fixedly provided with connecting main rods (8).
7. An anti-fog and dust-proof power meter as claimed in claim 1, wherein: the bottom of each main board (31) is provided with a slot for inserting the convex block (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310483922.1A CN116359564B (en) | 2023-05-04 | 2023-05-04 | Antifog dirt-proof electric power instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310483922.1A CN116359564B (en) | 2023-05-04 | 2023-05-04 | Antifog dirt-proof electric power instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116359564A CN116359564A (en) | 2023-06-30 |
| CN116359564B true CN116359564B (en) | 2023-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310483922.1A Active CN116359564B (en) | 2023-05-04 | 2023-05-04 | Antifog dirt-proof electric power instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN116359564B (en) |
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| CN215009478U (en) * | 2021-06-09 | 2021-12-03 | 南京溧水丰盛机电制造有限公司 | Explosion-proof type terminal box seat for steel shell motor |
| CN216818225U (en) * | 2021-12-07 | 2022-06-24 | 张玉庆 | Electromagnetic relay |
| CN216672590U (en) * | 2021-12-16 | 2022-06-03 | 航天长峰朝阳电源有限公司 | Input surge control suppression device |
| CN114204328A (en) * | 2022-01-05 | 2022-03-18 | 马晶 | Dustproof interface facilitating wiring and PLC (programmable logic controller) with same |
| CN217507784U (en) * | 2022-05-30 | 2022-09-27 | 新疆大学 | Remote sensing geological disaster monitoring device |
| CN115116721A (en) * | 2022-08-29 | 2022-09-27 | 中互电气(江苏)有限公司 | Outdoor voltage transformer with self anticorrosion capability |
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| CN116359564A (en) | 2023-06-30 |
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