CN217036145U

CN217036145U - Distributed ultra-short-term photovoltaic power generation power prediction device

Info

Publication number: CN217036145U
Application number: CN202220852551.0U
Authority: CN
Inventors: 朱贤平; 范经勋; 邓小青; 李绍武; 李庆
Original assignee: Hubei Chuangsinuo Electrical Technology Corp; Hubei University for Nationalities
Current assignee: Hubei Chuangsinuo Electrical Technology Corp; Hubei University for Nationalities
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-07-22
Anticipated expiration: 2032-04-13

Abstract

The utility model relates to the technical field of photovoltaic power generation, and discloses a distributed ultra-short term photovoltaic power generation power prediction device, which comprises: the universal meter comprises a machine body, wherein a display screen is embedded in the outer wall of one side of the machine body, a universal meter is embedded below one end, close to the display screen, of the machine body, the measuring end of the universal meter is connected with a connecting wire, a lower sleeve is sleeved at the other end of the connecting wire, a hinge is fixed on the outer wall of one end of the lower sleeve, and the other end of the hinge is connected with an upper sleeve; and the sealing rubber rings are annularly arranged on the inner walls of the two ends of the upper sleeve and the lower sleeve. This super short-term photovoltaic power generation power prediction device of distributing type is provided with sleeve pipe and lower casing, and it seals protection to external cable and connecting wire through the sealed rubber ring that both ends ring established to carry out insulation protection to junction through insulating adhesive tape, improve the sealed effect of junction, prevent that liquid, mosquito etc. from deepening the cable junction and leading to equipment short circuit to damage, improve the safety in utilization of device.

Description

Distributed ultra-short-term photovoltaic power generation power prediction device

Technical Field

The utility model relates to the technical field of photovoltaic power generation, in particular to a distributed ultra-short-term photovoltaic power generation power prediction device.

Background

The main principle of photovoltaic power generation is the photoelectric effect of semiconductors. When photons irradiate on metal, the energy of the photons can be completely absorbed by some electrons in the metal, and the energy absorbed by the electrons is large enough to overcome the coulomb force in metal atoms to work, so that the photons leave the surface of the metal and escape to form photoelectrons. The photovoltaic power generation industry needs to perform pre-test evaluation on the generated power during production so as to adjust the capacity.

When a distributed ultra-short-term photovoltaic power generation power prediction device on the market is generally used for connecting lines, workers only connect and reinforce the joints through insulating tapes, and the joints of the cables are easily damaged due to water seepage or mosquito bite, so that equipment is easily damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a distributed ultra-short term photovoltaic power generation power prediction device, and aims to solve the problems that when the distributed ultra-short term photovoltaic power generation power prediction device in the market provided by the background art is used for connecting lines, workers only connect and reinforce the joints through insulating tapes, and the joints of cables are easy to be damaged due to water seepage or mosquito bite, so that equipment is easy to be damaged.

In order to achieve the purpose, the utility model provides the following technical scheme: a distributed ultra-short term photovoltaic power generation power prediction device comprises:

the universal meter comprises a machine body, wherein a display screen is embedded in the outer wall of one side of the machine body, a universal meter is embedded below one end, close to the display screen, of the machine body, the measuring end of the universal meter is connected with a connecting wire, a lower sleeve is sleeved at the other end of the connecting wire, a hinge is fixed on the outer wall of one end of the lower sleeve, and the other end of the hinge is connected with an upper sleeve;

the sealing rubber rings are annularly arranged on the inner walls of the two ends of the upper sleeve and the lower sleeve, insulating rubber strips are laid on the inner walls of the middle parts of the upper sleeve and the lower sleeve, a clamping block is fixed on the inner wall, away from one end of the lower sleeve, of the upper sleeve, and a clamping groove is formed in the joint of the lower sleeve and the clamping block.

Preferably, the external dimensions of the upper sleeve and the lower sleeve are matched, the upper sleeve is in rotary connection with the lower sleeve through a hinge, and the upper sleeve and one end of the connecting wire form a surrounding structure through an insulating rubber strip and the lower sleeve.

Preferably, the insulating rubber strips are symmetrically arranged about the central axis of the upper sleeve and the lower sleeve, the upper sleeve is connected with the lower sleeve in a clamping mode through the clamping blocks and the clamping grooves, and the clamping blocks and the clamping grooves are in interference fit.

Preferably, the machine body is further provided with:

the pivot, it is installed the upper end both sides outer wall of organism, the external connection of pivot has the sunshade, the sunshade is fixed with the lantern ring with the junction of pivot, the glass window that is equipped with the toughened glass material is inlayed to the other end of sunshade.

Preferably, the structure of sunshade is L style of calligraphy structure, and constitutes between the sunshade passes through the lantern ring and pivot and the organism and rotate to be connected to be parallel to each other between glass window and the display screen.

Preferably, the machine body is further provided with:

the solid fixed ring, its welding is in the outer wall of display screen one end is kept away from to the organism, gu fixed ring's one end articulates there is the swivel, gu fixed ring all is fixed with the fixed plate with the other end of swivel, the fastener is worn to be equipped with through the screw in the middle part of fixed plate, gu fixed ring all is fixed with the cotton piece of bubble with the inner wall of swivel.

Preferably, constitute between change and the solid fixed ring and rotate and be connected, and the change passes through the fastener and constitute threaded connection between fixed plate and the solid fixed ring to the cotton piece of bubble sets up about the axis position symmetry of change and solid fixed ring.

Compared with the prior art, the utility model has the beneficial effects that:

1. this super short-term photovoltaic power generation power prediction device of distributing type is provided with sleeve pipe and lower casing, and it seals protection to external cable and connecting wire through the sealed rubber ring that both ends ring established to carry out insulation protection to junction through insulating adhesive tape, improve the sealed effect of junction, prevent that liquid, mosquito etc. from deepening the cable junction and leading to equipment short circuit to damage, improve the safety in utilization of device.

2. The sunshade of setting opens and shuts through the lantern ring at the epaxial rotation of commentaries on classics, shelters from the protection from the organism upper end, prevents that the organism from receiving sleet erosion and taking place the short circuit damage under sleet weather, and then makes the device can follow the photovoltaic power generation board and install in outdoor environment, improves the device suitability.

3. The swivel that sets up is used for installing fixedly the device with solid fixed ring, and the staff uses the swivel that the fastener can be convenient to connect with solid fixed ring and screws up, and the dismouting is comparatively convenient, easy to use.

Drawings

FIG. 1 is a schematic front view of the protective structure of the cover of the machine body;

FIG. 2 is a schematic front view of the body of the present invention without a cover;

FIG. 3 is an enlarged view of the upper and lower casings;

FIG. 4 is a schematic front view of a portion of the shield of the present invention;

FIG. 5 is a schematic view of a portion of the retaining ring and the rotating ring of the present invention.

In the figure: 1. a body; 2. a display screen; 3. a universal meter; 4. a connecting wire; 5. mounting a sleeve; 6. setting a sleeve; 7. an insulating adhesive tape; 8. sealing the rubber ring; 9. a clamping block; 10. a card slot; 11. folding; 12. a rotating shaft; 13. a collar; 14. a shielding plate; 15. a glass window; 16. a fixing ring; 17. rotating the ring; 18. soaking cotton blocks; 19. a fixing plate; 20. a fastener.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present invention provides a distributed ultra-short term photovoltaic power generation power prediction apparatus by improvement, please refer to fig. 1-3, including: the photovoltaic power generation device comprises a machine body 1, wherein a display screen 2 is embedded in the outer wall of one side of the machine body 1, a universal meter 3 is embedded below one end, close to the display screen 2, of the machine body 1, and the universal meter 3 is used for measuring the output voltage and current of a photovoltaic power generation plate, so that the photovoltaic power generation power can be obtained through calculation; the measuring end of the universal meter 3 is connected with a connecting wire 4, the other end of the connecting wire 4 is sleeved with a lower sleeve 6, a hinge 11 is fixed on the outer wall of one end of the lower sleeve 6, the other end of the hinge 11 is connected with an upper sleeve 5, the outer dimensions of the upper sleeve 5 and the lower sleeve 6 are matched, and the upper sleeve 5 is in rotary connection with the lower sleeve 6 through the hinge 11; the sealing rubber rings 8 are annularly arranged on the inner walls of two ends of the upper sleeve 5 and the lower sleeve 6, the insulating rubber strips 7 are laid on the inner walls of the middle parts of the upper sleeve 5 and the lower sleeve 6, the insulating rubber strips 7 are symmetrically arranged about the central axis positions of the upper sleeve 5 and the lower sleeve 6, the upper sleeve 5 and one end of the connecting wire 4 form an enclosing structure through the insulating rubber strips 7 and the lower sleeve 6, a clamping block 9 is fixed on the inner wall of one end, away from the lower sleeve 6, of the upper sleeve 5, a clamping groove 10 is formed in the joint of the lower sleeve 6 and the clamping block 9, the upper sleeve 5 and the lower sleeve 6 are in clamping connection through the clamping block 9 and the clamping groove 10, the clamping groove 9 and the clamping block 9 are in interference fit, the clamping groove 10 and the clamping block 9 are designed for closed installation of the upper sleeve 5 and the lower sleeve 6, the cable joint is convenient for construction personnel to protect, the upper sleeve 5 and the lower sleeve 6 are arranged for sealing protection of the external cable and the connecting wire 4 through the sealing rubber rings 8 annularly arranged at two ends, and carry out insulation protection to wiring department through insulating adhesive tape 7, improve the sealed effect of wiring department, prevent that liquid, mosquito etc. from deepening the cable junction and leading to the equipment short circuit to damage, improve the safety in utilization of device.

Referring to fig. 1-2 and 4, a distributed ultra-short term photovoltaic power generation power prediction apparatus includes: the device comprises a rotating shaft 12, a cover plate 14 is connected to the outer portion of the rotating shaft 12, the structure of the cover plate 14 is an L-shaped structure, a lantern ring 13 is fixed at the joint of the cover plate 14 and the rotating shaft 12, the cover plate 14 is in rotary connection with the machine body 1 through the lantern ring 13 and the rotating shaft 12, the arranged cover plate 14 is opened and closed through the rotation of the lantern ring 13 on the rotating shaft 12, the machine body 1 is shielded and protected from the upper end of the machine body 1, and the machine body 1 is prevented from being corroded by rain and snow in rain and snow weather to be short-circuited and damaged, so that the device can be installed in an outdoor environment along with a photovoltaic power generation panel, and the applicability of the device is improved; the other end of the shielding plate 14 is embedded with the glass window 15 made of toughened glass, the glass window 15 is parallel to the display screen 2, the glass window 15 is convenient for workers to observe the content of the display screen 2 without turning the shielding plate 14 upwards, and the use convenience is improved.

Referring to fig. 1 and 5, a distributed ultra-short term photovoltaic power generation power prediction apparatus includes: the fixing ring 16 is welded on the outer wall of one end of the machine body 1, which is far away from the display screen 2, one end of the fixing ring 16 is hinged with a rotating ring 17, the rotating ring 17 is rotatably connected with the fixing ring 16, the fixing plates 19 are fixed on the other ends of the fixing ring 16 and the rotating ring 17, a fastener 20 penetrates through a screw hole in the middle of each fixing plate 19, the rotating ring 17 is in threaded connection with the fixing rings 16 through the fasteners 20 and the fixing plates 19, foam blocks 18 are fixed on the inner walls of the fixing ring 16 and the rotating ring 17, the foam blocks 18 are symmetrically arranged relative to the central axis positions of the rotating ring 17 and the fixing ring 16, the foam blocks 18 enable the rotating ring 17 and the fixing ring 16 to be well fixed even if the rotating ring 17 and the fixing ring 16 are sleeved on a cuboid-shaped column, the friction force between the rotating ring 17 and the fixing ring 16 and a fixing structure is enhanced, and the stability of the device after installation is improved; the swivel 17 and the solid fixed ring 16 that set up are used for installing the device fixedly, and the staff uses swivel 17 and the solid fixed ring 16 that fastener 20 can be convenient to connect and screw up, and the dismouting is comparatively convenient, easy to use.

The working principle is as follows: for the distributed ultra-short-term photovoltaic power generation power prediction device, firstly, the machine body 1 is attached to an installation structure through a fixed ring 16 fixed on the outer wall of the rear end, then a rotating ring 17 is rotated to enable the rotating ring 17 and the fixed ring 16 to cover the installation structure, contact friction is increased through a foam block 18 fixed on the inner surface of the rotating ring 17 and the fixed ring 16, the machine body 1 is kept stable and is not easy to shake after installation, then a worker uses a fastener 20 to connect and reinforce a fixed plate 19 on the rotating ring 17 and the fixed ring 16 to complete installation, then the worker correspondingly connects a connecting wire 4 of a universal meter 3 embedded at the lower end of the machine body 1 with an output end cable of a photovoltaic power generation plate, the connecting wire is covered and protected by an upper sleeve 5 and a lower sleeve 6, the upper sleeve 5 and the lower sleeve 6 are connected through a hinge 11, so that the upper sleeve 5 and the lower sleeve 6 can be rotatably adjusted, the upper sleeve 5 and the lower sleeve 6 provide insulation protection for the wire joints through an insulation rubber strip 7 laid on the inner wall, and the sealing rubber rings 8 annularly arranged on the inner walls of the two ends are used for filling gaps between the cable and the upper sleeve 5 and the lower sleeve 6, so that the waterproof and insect-proof performance is improved, the probability of accidental damage of the wire joints is reduced, the upper sleeve 5 and the lower sleeve 6 are connected in a clamping manner through a clamping block 9 and a clamping groove 10, the assembly and disassembly are convenient, the replacement and maintenance are easy, finally, data such as voltage and current measured by a universal meter 3 are displayed through a display screen 2 on the upper end of the machine body 1, a worker calculates the power generation power according to the voltage and the current, when the machine body 1 is used in an external environment, the upper end of the machine body 1 is protected through a shielding plate 14 connected with a lantern ring 13 at the position of a rotating shaft 12 on the upper end, and the shielding plate 14 in an L shape can prevent rainwater from immersing into the machine body 1 from the upper end of the machine body 1, and the sunshade 14 can overturn backwards to 14 front end outer walls of sunshade are embedded with the glass window 15 made of toughened glass, and the staff of being convenient for observes the display screen 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A distributed ultra-short term photovoltaic power generation power prediction device is characterized by comprising:

the portable universal meter comprises a machine body (1), wherein a display screen (2) is embedded in the outer wall of one side of the machine body (1), a universal meter (3) is embedded below one end, close to the display screen (2), of the machine body (1), the measuring end of the universal meter (3) is connected with a connecting wire (4), a lower sleeve (6) is sleeved at the other end of the connecting wire (4), a hinge (11) is fixed on the outer wall of one end of the lower sleeve (6), and the other end of the hinge (11) is connected with an upper sleeve (5);

sealing rubber ring (8), its ring is established the both ends inner wall of upper casing (5) and lower casing (6), insulating adhesive tape (7) have been laid to the middle part inner wall of upper casing (5) and lower casing (6), the inner wall that upper casing (5) kept away from lower casing (6) one end is fixed with fixture block (9), draw-in groove (10) have been seted up with the junction of fixture block (9) in lower casing (6).

2. The distributed ultra-short term photovoltaic power generation power prediction apparatus according to claim 1, wherein: the outer dimensions of the upper sleeve (5) and the lower sleeve (6) are matched, the upper sleeve (5) is rotatably connected with the lower sleeve (6) through a hinge (11), and the upper sleeve (5) forms a surrounding structure with one end of the connecting wire (4) through an insulating adhesive tape (7) and the lower sleeve (6).

3. The distributed ultra-short term photovoltaic power generation power prediction device of claim 1, wherein: the insulating rubber strips (7) are symmetrically arranged about the central axis of the upper sleeve (5) and the lower sleeve (6), the upper sleeve (5) is connected with the lower sleeve (6) in a clamping mode through the clamping blocks (9) and the clamping grooves (10), and the clamping blocks (9) and the clamping grooves (10) are in interference fit.

4. The distributed ultra-short term photovoltaic power generation power prediction device of claim 1, wherein: the machine body (1) is also provided with:

the rotating shaft (12) is installed on the outer walls of the two sides of the upper end of the machine body (1), a shielding plate (14) is connected to the outer portion of the rotating shaft (12), a lantern ring (13) is fixed at the joint of the shielding plate (14) and the rotating shaft (12), and a glass window (15) made of tempered glass is embedded at the other end of the shielding plate (14).

5. The distributed ultra-short term photovoltaic power generation power prediction device of claim 4, wherein: the structure of sunshade (14) is L style of calligraphy structure, and constitutes between lantern ring (13) and pivot (12) and organism (1) to sunshade (14) rotates the connection to be parallel to each other between glass window (15) and display screen (2).

6. The distributed ultra-short term photovoltaic power generation power prediction device of claim 1, wherein: the machine body (1) is also provided with:

the outer wall of display screen (2) one end is kept away from in organism (1) solid fixed ring (16), the one end of solid fixed ring (16) articulates there is swivel (17), gu fixed ring (16) all are fixed with fixed plate (19) with the other end of swivel (17), fastener (20) are worn to be equipped with through the screw in the middle part of fixed plate (19), gu the inner wall of solid fixed ring (16) and swivel (17) all is fixed with the cotton piece of bubble (18).

7. The distributed ultra-short term photovoltaic power generation power prediction apparatus according to claim 6, wherein: constitute between change (17) and the solid fixed ring (16) and rotate and be connected, and change (17) and constitute threaded connection through between fastener (20) and fixed plate (19) and the solid fixed ring (16), and bubble cotton piece (18) are around the axis position symmetry setting of change (17) and solid fixed ring (16).