CN111077398B - Portable distributed photovoltaic inverter test system - Google Patents
Portable distributed photovoltaic inverter test system Download PDFInfo
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- CN111077398B CN111077398B CN201911408151.XA CN201911408151A CN111077398B CN 111077398 B CN111077398 B CN 111077398B CN 201911408151 A CN201911408151 A CN 201911408151A CN 111077398 B CN111077398 B CN 111077398B
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- 238000012360 testing method Methods 0.000 title claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000007405 data analysis Methods 0.000 claims description 16
- 238000013500 data storage Methods 0.000 claims description 8
- 244000208734 Pisonia aculeata Species 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000010248 power generation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the technical field of photovoltaic power generation, in particular to a portable distributed photovoltaic inverter testing system. The invention comprises a fixed box, wherein an opening is formed in the upper end of the fixed box, a box cover is hinged to one side of the opening, the box cover is fixedly connected with the fixed box through two symmetrically arranged locking mechanisms, clamping plates are fixedly connected to the inner walls of the left side and the right side of the fixed box, which are close to the upper end, a same guide rod is fixedly connected between the lower end of each clamping plate and the inner wall of the bottom of the fixed box, a lifting plate is movably sleeved in the fixed box, a guide hole is formed in the surface of each lifting plate and movably sleeved outside the guide rod, and the upper end of each lifting plate is fixedly connected with a tester body. The invention has the advantage of protecting and carrying the testing device, can realize the quick disassembly and assembly between the fixed box and the box cover, is convenient for the use of the testing machine body, and is convenient for people to intuitively and clearly understand and observe the detected data.
Description
Technical Field
The invention relates to the technical field of photovoltaic power generation, in particular to a portable distributed photovoltaic inverter testing system.
Background
In the prior art, when performance indexes of a distributed photovoltaic inverter are tested, a method for testing each performance index is generally adopted, so that various data cannot be effectively integrated together, and various detection data cannot be conveniently and intuitively analyzed and checked by a detector.
The testing device of the current distributed photovoltaic inverter is inconvenient to carry and use, and a protective shell is required to be equipped when the testing device is carried, so that the testing device is protected and carried, and the testing device is inconvenient to use.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a portable distributed photovoltaic inverter testing system which has the advantage of protecting and carrying a testing device, and solves the problems that the testing device of the existing distributed photovoltaic inverter is inconvenient to carry and use, and a protecting shell is required to be provided for protecting and carrying the testing device during carrying, so that the testing device is inconvenient to use.
In order to achieve the purpose of protecting and carrying the testing device, the invention is realized by the following technical scheme:
A portable distributed photovoltaic inverter testing system comprises a fixed box, wherein an opening is formed in the upper end of the fixed box, and a box cover is hinged to one side of the opening; the box cover is connected with the fixed box through a locking mechanism; the inner walls of the left side and the right side, which are close to the upper end, of the fixed box are connected with clamping plates, and the same guide rod is connected between the lower end of each clamping plate and the inner wall of the bottom of the fixed box; a lifting plate is movably sleeved in the fixed box, and a guide hole which is movably sleeved outside the guide rod is formed in the lifting plate; the upper end of the lifting plate is connected with a tester body, and the surface of the tester body is connected with a display screen; the lifting plate is clamped with the inner wall of the fixed box, which is close to the upper end, through two positioning mechanisms which are symmetrically arranged left and right; a pull rope is connected between the box cover and the lifting plate.
Preferably, the upper end of the box cover is fixedly connected with a handle.
Preferably, the upper end of the box cover is fixedly connected with a handle.
Preferably, two locking mechanisms are symmetrically arranged.
Preferably, pull ropes are symmetrically connected between the lower end of the box cover and the upper end of the lifting plate.
Preferably, the locking mechanism comprises a connecting block hinged to the side wall of the box cover, two cylindrical grooves are symmetrically formed in the lower end of the connecting block, extension rods are movably sleeved in the cylindrical grooves, one end of each extension rod, which is positioned in each cylindrical groove, is fixedly connected with the same pull-back spring, and the lower ends of the two extension rods are fixedly connected with the same limiting rod; the side wall of the fixed box is connected with an L-shaped limiting block which is clamped between the connecting block and the limiting rod.
Preferably, the positioning mechanism comprises a groove formed in the side wall of the lifting plate, and a positioning rod is movably sleeved in the groove; a positioning groove which is correspondingly spliced with the positioning rod is formed in the inner wall of the upper end of the fixed box; one end of the positioning rod, which is positioned in the groove, is connected with the same thrust spring between the positioning rod and the bottom of the groove; the upper end of the lifting plate is provided with a reset groove which corresponds to the groove and is positioned at one side of the groove; the positioning rod is positioned in the groove, and one end of the positioning rod is connected with the reset rod; one end of the reset rod, which is far away from the positioning rod, extends into the reset groove through a through hole which is arranged between the groove and the reset groove in a penetrating way, and is connected with a T-shaped pull rod.
Preferably, a ball groove is formed in one end, far away from the thrust spring, of the positioning rod, and universal balls are connected in the ball groove through a ball mounting mechanism.
Preferably, one end of the T-shaped pull rod far away from the reset groove extends out of the reset groove, and the surface of the T-shaped pull rod is coated with an anti-skid and wear-resistant rubber pad.
Preferably, the tester body comprises a data acquisition module for detecting and acquiring various parameter information in the photovoltaic inverter, a data analysis module for comparing and analyzing the data information acquired in the data acquisition module with a normal parameter range to detect whether abnormal problems exist, a data summarizing module for uniformly summarizing and sorting final data of comparison and analysis of each parameter by the data analysis module, a data storage backup module for storing and backing up data packets after the data summarizing module so as to be used for processing later, and a data chart generation module for converting specific data information of each parameter obtained in the data summarizing module into a chart format.
Preferably, the output end of the data acquisition module is electrically connected with the input end of the data analysis module, the output end of the data analysis module is electrically connected with the input end of the data summarization module, the output end of the data summarization module is electrically connected with the input ends of the data storage backup module and the data chart generation module respectively, and the data chart generation module is electrically connected with the display screen.
Compared with the prior art, the invention has the following advantages and beneficial technical effects:
1. This portable distributed photovoltaic inverter test system, through the lid that is equipped with, fixed box and locking mechanism, when not needing to use the tester body, the lifter plate is located the bottom of fixed box, the tester body is located fixed box, can carry out better protection to the tester body, utilize the activity in extension rod and cylinder groove to cup joint the effect pull down the gag lever post and pull out outside the cylinder groove, upset gag lever post, make the gag lever post upset to the downside of L shape stopper, loosen the gag lever post, pull up the gag lever post on the pullback spring, make the gag lever post card between L shape stopper horizontal part and vertical portion, make fixed box and lid can be firm relatively link together, when needing to release the lock, pull down the gag lever post once more, rotatory gag lever post can release the firm between fixed box and the lid, can realize the quick assembly disassembly between fixed box and the lid, the use to the tester body of being convenient for.
2. This portable distributed photovoltaic inverter test system, through the stay cord that is equipped with, open the lid when needing to use the tester body, the lid promotes the lifter plate through the stay cord on for the lifter plate is outside ejecting fixed box on with the tester body, when the locating lever moved to constant head tank department, thrust spring pushed the locating lever, outside ejecting recess with the locating lever and make locating lever and constant head tank block can realize the firm spacing to the lifter plate, be convenient for to the use of tester body, when needing to put back the tester body, pulling T shape pull rod utilizes the reset lever to pull out the locating lever and can release the spacing locking to the lifter plate outward of constant head tank, make the lifter plate drive the tester body again and move down, convenient to use.
3. According to the portable distributed photovoltaic inverter testing system, parameter data acquisition is carried out when the photovoltaic inverter is tested through the data acquisition module, relevant parameter data analysis is carried out in the acquired data input data analysis module, final data of comparison analysis is uniformly summarized and arranged through the data summarizing module, data packets are stored and backed up through the data storage backup module so as to be used and processed later, specific data information of each parameter obtained in the data summarizing module is converted into a chart format through the data chart generation module and transmitted to the display screen, and visual and clear understanding and observation can be carried out on detected data by people conveniently.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the following description will briefly explain the drawings of the embodiments of the present invention. Wherein the showings are for the purpose of illustrating some embodiments of the invention only and not for the purpose of limiting the same.
Fig. 1 is a schematic structural diagram of a portable distributed photovoltaic inverter testing system according to the present invention;
Fig. 2 is an enlarged view of a part of the structure of the portion a in fig. 1 of a portable distributed photovoltaic inverter testing system according to the present invention;
Fig. 3 is a schematic structural diagram of a locking mechanism of a portable distributed photovoltaic inverter testing system according to the present invention;
fig. 4 is a schematic flow chart of a system module for data transmission of a portable distributed photovoltaic inverter test system according to the present invention.
In the figure: the fixing box 1, the box cover 2, the locking mechanism 3, the connecting block 31, the cylindrical groove 32, the extension rod 33, the pull-back spring 34, the limit rod 35, the L-shaped limit block 36, the clamping plate 4, the guide rod 5, the lifting plate 6, the testing machine body 7, the display screen 8, the positioning mechanism 9, the groove 91, the positioning rod 92, the positioning groove 93, the thrust spring 94, the reset groove 95, the reset rod 96, the T-shaped pull rod 97 and the pull rope 10.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments 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. 1-4, a portable distributed photovoltaic inverter testing system comprises a fixed box 1, an opening is formed in the upper end of the fixed box 1, a box cover 2 is hinged to one side of the opening, the box cover 2 is fixedly connected with the fixed box 1 through two locking mechanisms 3 which are symmetrically arranged, clamping plates 4 are fixedly connected to the inner walls of the left side and the right side, which are close to the upper end, of the fixed box 1, a same guide rod 5 is fixedly connected between the lower end of the clamping plates 4 and the inner wall of the bottom of the fixed box 1, a lifting plate 6 is movably sleeved in the fixed box 1, a guide hole which is movably sleeved outside the guide rod 5 is formed in the surface of the lifting plate 6, a testing machine body 7 is fixedly connected to the upper end of the lifting plate 6, a display screen 8 is connected to the surface of the testing machine body 7, two positioning mechanisms 9 which are symmetrically arranged are clamped between the lifting plate 6 and the inner wall, which is close to the upper end, of the box cover 2, and the upper end of the lifting plate 6 are symmetrically fixedly connected with two pull ropes 10.
The upper end of the box cover 2 is fixedly connected with a handle.
The locking mechanism 3 comprises a connecting block 31 hinged to the side wall of the box cover 2, two cylindrical grooves 32 are symmetrically formed in the lower end of the connecting block 31, extension rods 33 are movably sleeved in the cylindrical grooves 32, one end of each extension rod 33 located in each cylindrical groove 32 and the bottom of each cylindrical groove 32 are fixedly connected with the same pull-back spring 34, the lower ends of the two extension rods 33 are fixedly connected with the same limiting rod 35, and the side wall of the fixing box 1 is fixedly connected with an L-shaped limiting block 36 clamped between the connecting block 31 and the limiting rod 35.
The positioning mechanism 9 comprises a groove 91 formed in the side wall of the lifting plate 6, a positioning rod 92 is movably sleeved in the groove 91, a positioning groove 93 which is correspondingly spliced with the positioning rod 92 is formed in the inner wall of the upper end of the fixed box 1, one end of the positioning rod 92 located in the groove 91 and the groove bottom of the groove 91 are fixedly connected with the same thrust spring 94, the upper end of the lifting plate 6 is provided with a reset groove 95 which corresponds to the groove 91 and is located on one side of the groove 91, one end of the positioning rod 92 located in the groove 91 is fixedly connected with a reset rod 96, one end of the reset rod 96, which is far away from the positioning rod 92, extends into the reset groove 95 through a through hole which is formed between the groove 91 and the reset groove 95 in a penetrating manner, and is fixedly connected with a T-shaped pull rod 97.
The ball groove is formed in one end, far away from the thrust spring 94, of the positioning rod 92, and universal balls are fixedly connected in the ball groove through a ball mounting mechanism.
One end of the T-shaped pull rod 97, which is far away from the reset groove 95, extends out of the reset groove 95, and the surface of the T-shaped pull rod is coated with a layer of anti-skid and wear-resistant rubber pad.
The tester body 7 comprises a data acquisition module for detecting and acquiring various parameter information in the photovoltaic inverter, a data analysis module for comparing the data information acquired in the data acquisition module with a normal parameter range and detecting whether abnormal problems exist, a data summarizing module for uniformly summarizing and sorting final data of each parameter by the data analysis module, a data storage backup module for storing and backing up data packets after the data summarizing module so as to be used for processing later, and a data chart generation module for converting specific data information of each parameter obtained in the data summarizing module into a chart format.
The output end of the data acquisition module is electrically connected with the input end of the data analysis module, the output end of the data analysis module is electrically connected with the input end of the data summarization module, the output end of the data summarization module is electrically connected with the input ends of the data storage backup module and the data chart generation module respectively, and the data chart generation module is electrically connected with the display screen 8.
In summary, according to the portable distributed photovoltaic inverter testing system disclosed by the invention, the box cover 2, the fixed box 1 and the locking mechanism 3 are arranged, when the tester body 7 is not needed to be used, the lifting plate 6 is positioned at the bottom of the fixed box 1, and the tester body 7 is positioned in the fixed box 1, so that the tester body 7 can be well protected. The extension rod 33 is pulled out of the cylindrical groove 32 by utilizing the movable sleeving action of the extension rod 33 and the cylindrical groove 32 to pull down the limit rod 35, the limit rod 35 is turned over to the lower side of the L-shaped limit block 36, the limit rod 35 is loosened, the limit rod 35 is pulled up by the pull-back spring 34, the limit rod 35 is clamped between the horizontal part and the vertical part of the L-shaped limit block 36, and the fixed box 1 and the box cover 2 can be firmly connected together relatively. When the locking needs to be released, the limiting rod 35 is pulled down again, the stability between the fixed box 1 and the box cover 2 can be released by rotating the limiting rod 35, the quick assembly disassembly between the fixed box 1 and the box cover 2 can be realized, and the use of the tester body 7 is facilitated. Through the stay cord 10 that is equipped with, open lid 2 when needs use tester body 7, lid 2 promotes on through stay cord 10 and falls board 6 for outside the fixed box 1 is released on the lifter plate 6 will tester body 7, when locating lever 92 moved to constant head tank 93 department, thrust spring 94 promoted locating lever 92, outside pushing out recess 91 with locating lever 92 and make locating lever 92 and constant head tank 93 block, can realize the firm spacing to lifter plate 6, be convenient for use to tester body 7. When the tester body 7 needs to be replaced, the T-shaped pull rod 97 is pulled, the locating rod 92 is pulled out of the locating groove 93 by the reset rod 96, and the limit locking on the lifting plate 6 can be released, so that the lifting plate 6 can drive the tester body 7 to move downwards again, and the tester is convenient to use. Parameter data acquisition during testing is carried out on the photovoltaic inverter through the data acquisition module, relevant parameter data analysis is carried out on acquired data in the data analysis module, final data of comparison analysis is uniformly summarized and arranged on each parameter through the data summarizing module, data packets are stored and backed up through the data storage backup module so as to be used and processed later, specific data information of each parameter obtained in the data summarizing module is converted into a chart format through the data chart generation module and is transmitted to the display screen 8, and visual and clear understanding and observation can be carried out on detected data by people conveniently.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a portable distributed photovoltaic inverter test system, includes fixed box (1), its characterized in that: an opening is formed in the upper end of the fixed box (1), and a box cover (2) is hinged to one side of the opening; the box cover (2) is connected with the fixed box (1) through a locking mechanism (3); the inner walls of the left side and the right side, which are close to the upper end, of the fixed box (1) are connected with clamping plates (4), and the same guide rod (5) is connected between the lower end of each clamping plate (4) and the inner wall of the bottom of the fixed box (1); a lifting plate (6) is movably sleeved in the fixed box (1), and a guide hole which is movably sleeved outside the guide rod (5) is formed in the lifting plate (6); the upper end of the lifting plate (6) is connected with a tester body (7), and the surface of the tester body (7) is connected with a display screen (8); the lifting plate (6) is clamped with the inner wall, close to the upper end, of the fixed box (1) through two positioning mechanisms (9) symmetrically arranged left and right; a pull rope (10) is connected between the box cover (2) and the lifting plate (6); the locking mechanism (3) comprises a connecting block (31) hinged to the side wall of the box cover (2), two cylindrical grooves (32) are symmetrically formed in the lower end of the connecting block (31), an extension rod (33) is movably sleeved in each cylindrical groove (32), one end of each extension rod (33) located in each cylindrical groove (32) is fixedly connected with the same pull-back spring (34) between the corresponding end of each extension rod and the bottom of each cylindrical groove (32), and the lower ends of the two extension rods (33) are fixedly connected with the same limiting rod (35); the side wall of the fixed box (1) is connected with an L-shaped limiting block (36) clamped between the connecting block (31) and the limiting rod (35); the positioning mechanism (9) comprises a groove (91) formed in the side wall of the lifting plate (6), and a positioning rod (92) is movably sleeved in the groove (91); a positioning groove (93) which is correspondingly inserted with the positioning rod (92) is formed in the inner wall of the upper end of the fixed box (1); one end of the positioning rod (92) is positioned in the groove (91), and the same thrust spring (94) is connected between the positioning rod and the bottom of the groove (91); the upper end of the lifting plate (6) is provided with a reset groove (95) which corresponds to the groove (91) and is positioned at one side of the groove (91); the positioning rod (92) is positioned in the groove (91), and one end of the positioning rod (92) is connected with the reset rod (96); one end of the reset rod (96) far away from the positioning rod (92) extends into the reset groove (95) through a through hole formed between the groove (91) and the reset groove (95) in a penetrating way, and is connected with a T-shaped pull rod (97); the tester body (7) comprises a data acquisition module for detecting and acquiring various parameter information in the photovoltaic inverter, a data analysis module for comparing the data information acquired in the data acquisition module with a normal parameter range and detecting whether abnormal problems exist, a data summarizing module for uniformly summarizing and arranging final data of comparison analysis of all parameters by the data analysis module, a data storage backup module for storing and backing up data packets after the data summarizing module so as to be used for processing later, and a data chart generation module for converting specific data information of all parameters obtained in the data summarizing module into a chart format.
2. The portable distributed photovoltaic inverter testing system of claim 1, wherein: the upper end of the box cover (2) is fixedly connected with a handle.
3. The portable distributed photovoltaic inverter testing system of claim 1, wherein: two locking mechanisms (3) are symmetrically arranged.
4. The portable distributed photovoltaic inverter testing system of claim 1, wherein: the ball groove is formed in one end, far away from the thrust spring (94), of the positioning rod (92), and universal balls are connected in the ball groove through the ball mounting mechanism.
5. The portable distributed photovoltaic inverter testing system of claim 1, wherein: one end of the T-shaped pull rod (97) far away from the reset groove (95) extends out of the reset groove (95), and the surface of the T-shaped pull rod is coated with an anti-skid and wear-resistant rubber pad.
6. The portable distributed photovoltaic inverter testing system of claim 1, wherein: the output end of the data acquisition module is electrically connected with the input end of the data analysis module, the output end of the data analysis module is electrically connected with the input end of the data summarizing module, the output end of the data summarizing module is electrically connected with the input ends of the data storage backup module and the data chart generation module respectively, and the data chart generation module is electrically connected with the display screen (8).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911408151.XA CN111077398B (en) | 2019-12-31 | 2019-12-31 | Portable distributed photovoltaic inverter test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911408151.XA CN111077398B (en) | 2019-12-31 | 2019-12-31 | Portable distributed photovoltaic inverter test system |
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| CN111077398A CN111077398A (en) | 2020-04-28 |
| CN111077398B true CN111077398B (en) | 2024-06-11 |
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| CN111077398A (en) | 2020-04-28 |
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