CN117269629A - Overload-prevention capacitor detection device for photovoltaic power generation - Google Patents
Overload-prevention capacitor detection device for photovoltaic power generation Download PDFInfo
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- CN117269629A CN117269629A CN202210192299.XA CN202210192299A CN117269629A CN 117269629 A CN117269629 A CN 117269629A CN 202210192299 A CN202210192299 A CN 202210192299A CN 117269629 A CN117269629 A CN 117269629A
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- 238000001514 detection method Methods 0.000 title claims abstract description 64
- 239000003990 capacitor Substances 0.000 title claims abstract description 51
- 238000010248 power generation Methods 0.000 title claims abstract description 18
- 230000002265 prevention Effects 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims description 33
- 238000005259 measurement Methods 0.000 abstract description 12
- 238000004891 communication Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 8
- 239000002184 metal Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- 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
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- 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
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Abstract
The invention belongs to the technical field of capacitors, in particular to an overload-prevention capacitor detection device for photovoltaic power generation, which comprises a base; the side wall of the base is fixedly connected with a fixing plate; a detection box is fixedly connected to the side wall of the fixed plate; the detection box is positioned right above the base; the bottom end of the detection box is fixedly connected with a movable seat through an electric telescopic rod; the bottom end of the movable seat is provided with symmetrically distributed first grooves; the bottom of the first groove is fixedly connected with a conductive plate through a pressure spring; the conducting plate and the detection box are connected with each other through wires; when detecting overload prevention capacitor through detection device, the conductive wire of detection device and the conductive part of overload prevention capacitor are contacted with each other to detect, but the contact communication of the conductive part of detection device and overload prevention capacitor is easy to be influenced by the outside, which can lead to inaccurate measurement data, and the contact connection of the conductive part of detection device and overload prevention capacitor is too complicated to influence the measurement efficiency.
Description
Technical Field
The invention belongs to the technical field of capacitors, and particularly relates to an overload-prevention capacitor detection device for photovoltaic power generation.
Background
The capacitor is a component capable of storing charges, is one of electronic components widely used in electronic equipment, and is widely applied to the aspects of blocking and direct communication, coupling, bypass, filtering, tuning loops, energy conversion, control and the like in a circuit.
One chinese patent with publication No. CN208061865U discloses a capacitor with current overload protection, which comprises a capacitor shell, a metal plate assembly connected with a first pin binding post and a second pin binding post is arranged in the capacitor shell, the metal plate assembly comprises a plurality of conductive metal plates spaced from each other, two mounting seats fixedly connected with the inner wall of the capacitor shell are arranged in the capacitor shell, the two mounting seats are opposite to each other and are provided with a plurality of mounting notches on the surface, the end parts of the conductive metal plates extend into the mounting notches, adjacent conductive metal plates are connected with each other through a capacitor fuse, insulating electrolyte is filled in the capacitor shell, the first pin binding post is connected with a power supply anode, the second pin binding post is connected with a power supply cathode, in the working process, local heat is generated on the surface of the conductive metal plates, and when the current is overlarge or a short circuit occurs, the capacitor fuse can be automatically fused due to overhigh temperature, so that the capacitor is automatically closed, and the service life of the capacitor is prolonged.
In the prior art, when the overload prevention capacitor is detected by the detection device, the conductive wire of the detection device and the conductive part of the overload prevention capacitor are generally contacted with each other to further carry out detection processing, but the contact and communication of the conductive parts of the detection device and the conductive part are easily influenced by the outside, so that measurement data are inaccurate, and the contact and connection of the conductive parts of the detection device and the conductive part are excessively complicated to influence the measurement efficiency.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to an overload-prevention capacitor detection device for photovoltaic power generation, which comprises a base; the side wall of the base is fixedly connected with a fixing plate; a detection box is fixedly connected to the side wall of the fixed plate; the detection box is positioned right above the base; the bottom end of the detection box is fixedly connected with a movable seat through an electric telescopic rod; the bottom end of the movable seat is provided with symmetrically distributed first grooves; the bottom of the first groove is fixedly connected with a conductive plate through a pressure spring; the conducting plate and the detection box are connected with each other through wires; in the prior art, when the overload prevention capacitor is detected through the detection device, the conductive wire of the detection device and the conductive part of the overload prevention capacitor are generally contacted with each other, so that detection processing is carried out, but the contact communication of the conductive parts of the detection device and the conductive part is easy to be influenced by the outside, so that measurement data are inaccurate, and the contact connection of the conductive parts of the detection device and the conductive part is too complicated to influence measurement efficiency.
Preferably, a first through groove is formed in the center of the movable seat; the inner wall of the first through groove is connected with a pressing plate in a sliding manner; the top end of the pressing plate is fixedly connected to the bottom end of the detection box through a spring; the bottom end of the pressing plate extends out of the movable seat; during operation, when getting into the first recess with the conducting block, also in order to guarantee when conducting block and conducting plate contact each other, the condenser is in stable placing state, when moving the seat and move down this moment, the clamp plate bottom can contact each other with the condenser top earlier this moment, and then can fix the position at condenser place when the clamp plate moves down, and then fully guarantees the stable placeability of condenser.
Preferably, the inner wall of the first groove close to the opening is fixedly connected with an annular bag; second grooves are formed in the side walls of the two sides of the first through groove; the bottom of the second groove is fixedly connected with a push column through a spring; an air bag is arranged between the push column and the bottom of the second groove; the air bag and the annular bag are communicated with each other through a hose; the section of the pressing plate is an inverted isosceles trapezoid; the end part of the pushing column extends into the first through groove, and is an arc-shaped end and is in contact with the side wall of the pressing plate; during operation, when clamp plate and condenser contact each other, the conducting block can just get into in the first recess this moment, then remove the seat and move down, the clamp plate is in fixed state this moment, push away the post and can move down along the clamp plate lateral wall this moment, and because the cross-section of clamp plate is down isosceles trapezoid, when pushing away the post and moving down at the clamp plate lateral wall, can promote to push away the post and move to second recess tank bottom square, and then extrude the gasbag, the gasbag receives during the extrusion, the gas in the gasbag can get into annular bag through the hose, and then let annular bag expand, then move down in moving the seat, let annular bag and conducting block contact completely, and then seal up first recess, further guarantee the noninterference of the contact of conducting block and conducting plate, and then guarantee the accuracy of data.
Preferably, the bottom end of the detection box is fixedly connected with a guide post; the position of the pressing plate relative to the guide post is provided with a guide groove; the guide post is connected to the inner wall of the guide groove in a sliding manner; during operation, because the clamp plate is through the spring rigid coupling in detecting the incasement, and the spring has certain deformability, in order to avoid the condition that the skew dislocation appears in the clamp plate, so be equipped with the guide pillar at detecting the bottom of the case end, utilize guide pillar sliding connection in the guide slot, can carry out spacing processing to clamp plate direction of movement, and then guarantee the stability of clamp plate, also ensured the removal of pushing away the post.
Preferably, a group of straight ripple grooves are formed in the bottom end of the conducting plate; during operation, be equipped with a set of straight ripple groove in the bottom of current conducting plate, when current conducting plate and conducting shoe contact each other, because of the setting in straight ripple groove this moment, the recess department of current conducting plate and the top mutual contact of conducting shoe can utilize the recess of current conducting plate can effectively avoid the thermal gathering of both contact department, and through the straight ripple groove of current conducting plate, can effectively reduce the influence of conducting shoe top impurity.
Preferably, a group of symmetrically distributed annular discs are arranged at the bottom end of the movable seat; a group of cleaning brushes are fixedly connected on the inner wall of the annular disc; the annular disc is positioned at the bottom end opening of the first groove; during operation, when the conducting block gets into first recess, the conducting block can earlier with clean the brush contact each other this moment, because of clean the brush and be the soft brush, when the conducting block gets into, the soft brush can clear up with the top and the lateral wall of conducting block this moment, clear up the conducting block top, can effectively avoid influencing the mutual contact state of conducting plate and conducting block both, and clear up the lateral wall of conducting block, can avoid annular bag and the contact of conducting block lateral wall, avoid influencing the leakproofness to first recess.
Preferably, the annular disc is rotatably connected to the bottom end of the movable seat; an annular rack is fixedly connected to the outer side wall of the annular disc; a first chute is formed in the bottom end of the pushing column; a straight rack is fixedly connected to the side wall of the first chute; the bottom end of the movable seat is rotatably connected with a first rotating shaft; the top end of the first rotating shaft extends into the first sliding groove and is fixedly connected with a first gear; the first gear and the straight rack are meshed with each other; the bottom end of the first rotating shaft is fixedly connected with a second gear; the second gear and the annular rack are meshed with each other; during operation, when pushing away the post to second recess tank bottom removal, the positive first recess tank bottom direction of conducting block removes this moment, is pushing away the post simultaneously and removing, can drive first gear rotation because of straight rack and first gear intermeshing, first gear rotation can drive second gear rotation through first axis of rotation, because of second gear and annular rack intermeshing, and then can drive the annular disk and rotate, the annular disk rotates and can drive the cleaning brush and fully clear up the conducting block that gets into first recess, guarantee the cleaning effect of cleaning brush, and then guarantee conducting block and conducting plate contact well nature.
Preferably, an annular corrugated groove is formed in the inner wall of the annular disc; the cleaning brush is fixedly connected to the outer side wall of the convex block of the annular corrugated groove; during operation, because be equipped with annular ripple groove on annular disk, and clean the brush and be located annular ripple groove's lug, and have great hole between annular ripple groove's recess and the lateral wall of conducting block, and then conveniently rotate at annular disk, miscellaneous can conveniently drop from annular ripple groove's recess, can effectively reduce the adhesion of cleaning the brush, guarantees the cleaning performance who cleans the brush.
Preferably, the groove of the annular corrugated groove is fixedly connected with a vibration ball through an elastic rope; the second gear and the vibrating ball are magnetic, and the second gear and the vibrating ball are mutually repulsed; during operation, because of second gear and vibrations ball repel each other, when both are in same horizon, vibrations ball can remove to the recess direction of keeping away from annular ripple groove this moment, then when dislocation appears between them, vibrations ball can receive the effect resilience of elastic rope this moment, and then shakes annular disk, and annular disk shakes, can realize self-cleaning to the cleaning brush, guarantees the clean and tidy nature of cleaning the brush.
Preferably, the bottom end of the pressing plate is fixedly connected with a rubber layer; during operation, when utilizing the clamp plate to stabilize fixed condenser, in order to avoid the clamp plate to flow down the indentation or damage on the condenser, so be equipped with the rubber layer in the clamp plate bottom, utilize rubber layer buffering elasticity, can carry out effectual protection to the condenser.
The beneficial effects of the invention are as follows:
1. according to the overload-prevention capacitor detection device for photovoltaic power generation, the movable plate is driven to move downwards through the electric telescopic rod, so that the conductive plate and the conductive block can be in contact connection, convenience and rapidness are achieved, when the conductive plate and the conductive block are in contact with each other through the pressure spring on the conductive plate, the conductive plate can be fully pressed on the conductive block, the connection position of the conductive plate and the conductive block is in the first groove, communication between the conductive plate and the conductive block can be effectively reduced, measurement efficiency can be improved, and accuracy of measurement data is effectively guaranteed.
2. According to the overload-prevention capacitor detection device for photovoltaic power generation, when the push column moves to the bottom of the second groove, the conductive block moves forward to the bottom of the first groove, meanwhile, when the push column moves, the first gear is driven to rotate due to the fact that the straight rack and the first gear are meshed with each other, the first gear rotates to drive the second gear to rotate through the first rotating shaft, the second gear and the annular rack are meshed with each other, the annular disc is driven to rotate, the annular disc rotates to drive the cleaning brush to sufficiently clean the conductive block entering the first groove, the cleaning effect of the cleaning brush is guaranteed, and the contact well of the conductive block and the conductive plate is guaranteed.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is a top view of the annular disc;
FIG. 6 is a partial front view of the platen;
in the figure: 1. a base; 11. a fixing plate; 12. a detection box; 13. an electric telescopic rod; 14. a movable seat; 15. a first groove; 16. a conductive plate; 2. a pressure spring; 21. a first through groove; 22. a pressing plate; 23. a second groove; 24. pushing a column; 25. an air bag; 26. an annular bladder; 27. a guide post; 28. a guide groove; 29. a straight corrugation groove; 3. an annular disc; 31. cleaning a brush; 32. an annular rack; 33. a first gear; 34. a straight rack; 35. a first chute; 36. a first rotation shaft; 37. a second gear; 38. an annular corrugated groove; 4. a vibrating ball; 41. an elastic rope; 42. and a rubber layer.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1 to 4, an overload capacitor detection device for photovoltaic power generation according to an embodiment of the present invention includes a base 1; the side wall of the base 1 is fixedly connected with a fixing plate 11; the side wall of the fixed plate 11 is fixedly connected with a detection box 12; the detection box 12 is positioned right above the base 1; the bottom end of the detection box 12 is fixedly connected with a movable seat 14 through an electric telescopic rod 13; the bottom end of the movable seat 14 is provided with a first groove 15 which is symmetrically distributed; the bottom of the first groove 15 is fixedly connected with a conductive plate 16 through a pressure spring 2; the conductive plate 16 and the detection case 12 are connected to each other by electric wires; in the prior art, when the overload prevention capacitor is detected through the detection device, the conducting wire of the detection device and the conducting part of the overload prevention capacitor are generally contacted with each other, so that detection processing is performed, but the contact communication of the conducting part of the detection device and the conducting part is easy to be influenced by the outside, so that measurement data are inaccurate, and the contact connection of the conducting part of the detection device and the conducting part is too complicated, so that measurement efficiency is influenced.
A first through groove 21 is formed in the center of the movable seat 14; the inner wall of the first through groove 21 is connected with a pressing plate 22 in a sliding manner; the top end of the pressing plate 22 is fixedly connected to the bottom end of the detection box 12 through a spring; the bottom end of the pressing plate 22 extends out of the movable seat 14; during operation, when getting into the first recess 15 with the conducting block, also in order to guarantee when conducting block and conducting plate 16 contact each other, the condenser is in stable placing state, and when moving seat 14 moves down this moment, clamp plate 22 bottom can contact each other with the condenser top earlier this moment, and then can fix the position that the condenser was located when clamp plate 22 moved down, and then fully guarantees the stable placeability of condenser.
An annular bag 26 is fixedly connected to the inner wall of the first groove 15 close to the opening; the side walls of the two sides of the first through groove 21 are respectively provided with a second groove 23; the bottom of the second groove 23 is fixedly connected with a push column 24 through a spring; an air bag 25 is arranged between the push column 24 and the bottom of the second groove 23; the air bag 25 and the annular bag 26 are communicated with each other through a hose; the section of the pressing plate 22 is an inverted isosceles trapezoid; the end part of the push column 24 extends into the first through groove 21, and the end part of the push column 24 is an arc-shaped end and is in contact with the side wall of the pressing plate 22; when the pressure plate 22 and the capacitor are in contact with each other in operation, the conductive block just enters the first groove 15, then the movable seat 14 moves downwards, at this time, the pressure plate 22 is in a fixed state, at this time, the push column 24 moves downwards along the side wall of the pressure plate 22, and because the section of the pressure plate 22 is in an inverted isosceles trapezoid shape, when the push column 24 moves downwards on the side wall of the pressure plate 22, the push column 24 is pushed to move towards the bottom square of the second groove 23, so as to squeeze the air bag 25, when the air bag 25 is squeezed, air in the air bag 25 enters the annular bag 26 through a hose, so that the annular bag 26 is inflated, then the movable seat 14 moves downwards continuously, so that the annular bag 26 and the conductive block are in full contact, and then the first groove 15 is subjected to sealing treatment, so that the contact non-interference of the conductive block and the conductive plate 16 is further ensured, and the accuracy of data is further ensured.
The bottom end of the detection box 12 is fixedly connected with a guide post 27; the position of the pressing plate 22 relative to the guide post 27 is provided with a guide groove 28; the guide post 27 is connected to the inner wall of the guide groove 28 in a sliding manner; in operation, since the pressing plate 22 is fixedly connected in the detection box 12 through the spring, and the spring has a certain deformability, in order to avoid the situation that the pressing plate 22 is offset and misplaced, the bottom end of the detection box 12 is provided with the guide post 27, and the guide post 27 is slidably connected in the guide slot 28, so that the moving direction of the pressing plate 22 can be limited, the stability of the pressing plate 22 is further ensured, and the movement of the push post 24 is also ensured.
A group of straight corrugated grooves 29 are formed in the bottom end of the conducting plate 16; during operation, be equipped with a set of straight ripple groove 29 in the bottom of current conducting plate 16, when current conducting plate 16 and conducting block contact each other, because of the setting in straight ripple groove 29 this moment, the recess department of current conducting plate 16 and the top of conducting block contact each other, can utilize the recess of current conducting plate 16 can effectively avoid the thermal gathering of both contact department, and through the straight ripple groove 29 of current conducting plate 16, can effectively reduce the influence of conducting block top impurity.
The bottom end of the movable seat 14 is provided with a group of symmetrically distributed annular discs 3; a group of cleaning brushes 31 are fixedly connected to the inner wall of the annular disc 3; the annular disc 3 is positioned at the bottom end opening of the first groove 15; during operation, when the conducting block gets into first recess 15, the conducting block can earlier with clean brush 31 contact each other this moment, because of clean brush 31 and be the soft brush, when the conducting block gets into, the soft brush can clear up with the top and the lateral wall of conducting block this moment, clear up the conducting block top, can effectively avoid influencing the mutual contact state between conducting plate 16 and conducting block both, and clear up the lateral wall of conducting block, can avoid annular bag 26 and the contact of conducting block lateral wall, avoid influencing the leakproofness to first recess 15.
The annular disc 3 is rotatably connected to the bottom end of the movable seat 14; an annular rack 32 is fixedly connected to the outer side wall of the annular disc 3; the bottom end of the pushing post 24 is provided with a first chute 35; the side wall of the first chute 35 is fixedly connected with a straight rack 34; the bottom end of the movable seat 14 is rotatably connected with a first rotating shaft 36; the top end of the first rotating shaft 36 extends into the first chute 35 and is fixedly connected with a first gear 33; the first gear 33 and the straight rack 34 are meshed with each other; the bottom end of the first rotating shaft 36 is fixedly connected with a second gear 37; the second gear 37 and the annular rack 32 are meshed with each other; during operation, when the pushing post 24 moves to the bottom of the second groove 23, the conductive block moves forward to the bottom of the first groove 15, and meanwhile, the pushing post 24 moves, the straight rack 34 and the first gear 33 are meshed with each other, the first gear 33 is driven to rotate, the first gear 33 rotates to drive the second gear 37 to rotate through the first rotating shaft 36, the second gear 37 and the annular rack 32 are meshed with each other, the annular disc 3 is driven to rotate, the annular disc 3 rotates to drive the cleaning brush 31 to sufficiently clean the conductive block entering the first groove 15, the cleaning effect of the cleaning brush 31 is guaranteed, and the contact between the conductive block and the conductive plate 16 is guaranteed.
As shown in fig. 5, an annular corrugated groove 38 is formed on the inner wall of the annular disc 3; the cleaning brush 31 is fixedly connected to the outer side wall of the convex block of the annular corrugated groove 38; during operation, because the annular corrugated groove 38 is formed in the annular disc 3, the cleaning brush 31 is located on the protruding block of the annular corrugated groove 38, and a large hole is formed between the groove of the annular corrugated groove 38 and the side wall of the conductive block, so that impurities can conveniently fall from the groove of the annular corrugated groove 38 when the annular disc 3 rotates, adhesion of the cleaning brush 31 can be effectively reduced, and cleaning effect of the cleaning brush 31 is guaranteed.
The vibration ball 4 is fixedly connected in the groove of the annular corrugated groove 38 through an elastic rope 41; the second gear 37 and the vibrating ball 4 are magnetic, and the two are mutually exclusive; during operation, because of second gear 37 and vibrations ball 4 repel each other, when both are in same horizon, vibrations ball 4 can remove to the recess direction of keeping away from annular ripple groove 38 this moment, then when dislocation appears between them, vibrations ball 4 can receive elastic cord 41's effect resilience this moment, and then shakes annular disk 3, and annular disk 3 shakes, can realize self-cleaning to cleaning brush 31, guarantees the clean and tidy nature of brush 31.
Example two
As shown in fig. 6, in comparative example one, another embodiment of the present invention is: the bottom end of the pressing plate 22 is fixedly connected with a rubber layer 42; in operation, when the pressing plate 22 is used for stably fixing the capacitor, in order to avoid the pressing plate 22 from flowing down to the capacitor and being damaged, the rubber layer 42 is arranged at the bottom end of the pressing plate 22, and the rubber layer 42 is used for buffering elasticity, so that the capacitor can be effectively protected.
Working principle: placing an overload prevention capacitor to be measured on a base 1, aligning a conductive block on the capacitor with a first groove 15 of a movable seat 14, starting an electric telescopic rod 13, moving the movable seat 14 downwards, enabling the conductive block to enter the first groove 15, enabling the conductive block to be in contact with the conductive plate 16 through the conductive block, continuing to move downwards at the movable seat 14, enabling a pressure spring 2 of the conductive plate 16 to be in a compressed state, starting a detection box 12, detecting capacitor data by using the detection box 12, driving the movable plate to move downwards through the electric telescopic rod 13, enabling the conductive plate 16 to be in contact with the conductive block, enabling the conductive plate 16 to be fully pressed on the conductive block through the pressure spring 2 on the conductive plate 16 when the conductive plate 16 and the conductive block are in contact with each other, enabling the connection position of the conductive plate 16 and the conductive block to be in the first groove 15, and effectively reducing communication between the conductive plate 16 and the conductive block through the external environment, and not only improving measurement efficiency, but also effectively guaranteeing accuracy of measurement data; when the conductive block enters the first groove 15, in order to ensure that the capacitor is in a stable placement state when the conductive block and the conductive plate 16 are in contact with each other, at the moment, when the movable seat 14 moves downwards, the bottom end of the pressing plate 22 is in contact with the top end of the capacitor at first, and then the position of the capacitor is fixed when the pressing plate 22 moves downwards, so that the stable placement property of the capacitor is fully ensured; when the push column 24 moves to the bottom of the second groove 23, the conductive block moves forward to the bottom of the first groove 15, and simultaneously moves on the push column 24, the straight rack 34 and the first gear 33 are meshed with each other, so that the first gear 33 is driven to rotate, the first gear 33 is driven to rotate by the first rotating shaft 36 to drive the second gear 37 to rotate, and the second gear 37 and the annular rack 32 are meshed with each other, so that the annular disc 3 is driven to rotate, the annular disc 3 rotates to drive the cleaning brush 31 to sufficiently clean the conductive block entering the first groove 15, the cleaning effect of the cleaning brush 31 is guaranteed, and the contact between the conductive block and the conductive plate 16 is guaranteed; because the second gear 37 and the vibration ball 4 repel each other, when the second gear 37 and the vibration ball 4 are positioned on the same horizontal line, the vibration ball 4 can move towards the direction away from the groove of the annular corrugated groove 38, then when the vibration ball 4 is dislocated, the vibration ball 4 can rebound under the action of the elastic rope 41, the annular disc 3 is vibrated, the annular disc 3 vibrates, self cleaning of the cleaning brush 31 can be realized, and the cleanliness of the cleaning brush 31 is guaranteed.
The front, rear, left, right, up and down are all based on fig. 1 in the drawings of the specification, the face of the device facing the observer is defined as front, the left side of the observer is defined as left, and so on, according to the viewing angle of the person.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An overload prevention capacity detection device for photovoltaic power generation, which is characterized in that: comprises a base (1); a fixed plate (11) is fixedly connected to the side wall of the base (1); a detection box (12) is fixedly connected to the side wall of the fixed plate (11); the detection box (12) is positioned right above the base (1); the bottom end of the detection box (12) is fixedly connected with a movable seat (14) through an electric telescopic rod (13); the bottom end of the movable seat (14) is provided with first grooves (15) symmetrically distributed; the bottom of the first groove (15) is fixedly connected with a conductive plate (16) through a pressure spring (2); the conductive plate (16) and the detection box (12) are connected to each other by an electric wire.
2. The overload capacitor detection device for photovoltaic power generation according to claim 1, wherein: a first through groove (21) is formed in the center of the movable seat (14); the inner wall of the first through groove (21) is connected with a pressing plate (22) in a sliding manner; the top end of the pressing plate (22) is fixedly connected to the bottom end of the detection box (12) through a spring; the bottom end of the pressing plate (22) extends out of the movable seat (14).
3. The overload capacitor detection device for photovoltaic power generation according to claim 2, wherein: an annular bag (26) is fixedly connected to the inner wall, close to the opening, of the first groove (15); second grooves (23) are formed in the side walls of the two sides of the first through groove (21); the bottom of the second groove (23) is fixedly connected with a push column (24) through a spring; an air bag (25) is arranged between the pushing column (24) and the bottom of the second groove (23); the air bag (25) and the annular bag (26) are communicated with each other through a hose; the section of the pressing plate (22) is an inverted isosceles trapezoid; the end part of the pushing column (24) stretches into the first through groove (21), and the end part of the pushing column (24) is an arc-shaped end and is in contact with the side wall of the pressing plate (22).
4. The overload capacitor detection device for photovoltaic power generation according to claim 2, wherein: the bottom end of the detection box (12) is fixedly connected with a guide post (27); the position of the pressing plate (22) relative to the guide post (27) is provided with a guide groove (28); the guide post (27) is connected to the inner wall of the guide groove (28) in a sliding manner.
5. The overload capacitor detection device for photovoltaic power generation according to claim 1, wherein: a group of straight ripple grooves (29) are formed in the bottom end of the conducting plate (16).
6. The overload capacitor detection device for photovoltaic power generation according to claim 3, wherein: a group of symmetrically distributed annular discs (3) are arranged at the bottom end of the movable seat (14); a group of cleaning brushes (31) are fixedly connected to the inner wall of the annular disc (3); the annular disc (3) is positioned at the bottom end opening of the first groove (15).
7. The overload capacitor detection device for photovoltaic power generation according to claim 6, wherein: the annular disc (3) is rotationally connected to the bottom end of the movable seat (14); an annular rack (32) is fixedly connected to the outer side wall of the annular disc (3); a first chute (35) is formed in the bottom end of the pushing column (24); a straight rack (34) is fixedly connected to the side wall of the first chute (35); the bottom end of the movable seat (14) is rotatably connected with a first rotating shaft (36); the top end of the first rotating shaft (36) extends into the first chute (35) and is fixedly connected with a first gear (33); the first gear (33) and the straight rack (34) are meshed with each other; the bottom end of the first rotating shaft (36) is fixedly connected with a second gear (37); the second gear (37) and the annular rack (32) are meshed with each other.
8. The overload capacitor detection device for photovoltaic power generation according to claim 7, wherein: an annular corrugated groove (38) is formed in the inner wall of the annular disc (3); the cleaning brush (31) is fixedly connected to the outer side wall of the convex block of the annular corrugated groove (38).
9. The overload capacitor detection device for photovoltaic power generation according to claim 8, wherein: a vibration ball (4) is fixedly connected in the groove of the annular corrugated groove (38) through an elastic rope (41); the second gear (37) and the vibrating ball (4) are magnetic, and the two are mutually exclusive.
10. The overload capacitor detection device for photovoltaic power generation according to claim 2, wherein: the bottom end of the pressing plate (22) is fixedly connected with a rubber layer (42).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210192299.XA CN117269629A (en) | 2022-03-01 | 2022-03-01 | Overload-prevention capacitor detection device for photovoltaic power generation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210192299.XA CN117269629A (en) | 2022-03-01 | 2022-03-01 | Overload-prevention capacitor detection device for photovoltaic power generation |
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