CN116908596A - Hand-held type photovoltaic inverter protection check gauge - Google Patents
Hand-held type photovoltaic inverter protection check gauge Download PDFInfo
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- CN116908596A CN116908596A CN202310957940.9A CN202310957940A CN116908596A CN 116908596 A CN116908596 A CN 116908596A CN 202310957940 A CN202310957940 A CN 202310957940A CN 116908596 A CN116908596 A CN 116908596A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 28
- 230000001360 synchronised effect Effects 0.000 claims description 15
- 230000000007 visual effect Effects 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000452 restraining effect Effects 0.000 description 3
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method 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
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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Abstract
The application provides a handheld photovoltaic inverter protection calibrator which comprises a mounting base, wherein a handle is arranged at the top of the mounting base, a touch control chute is formed at the top of the mounting base, a touch control terminal is movably embedded in the touch control chute, and a self-switching plug assembly is arranged on the front end surface of the mounting base; the installation base is internally provided with a controller and a wireless transmission module, the controller is electrically connected with the self-switching plug assembly, and the controller is in wireless communication with the touch terminal through the wireless transmission module. The gun type automatic switching plug assembly is convenient for a user to carry by hand through the gun type mounting base, and the automatic switching plug assembly reduces labor intensity of personnel and improves fixed value collection and checking efficiency.
Description
Technical Field
The application relates to the technical field of light Fu Yun, in particular to a handheld photovoltaic inverter protection calibrator.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
In operation, inspection and maintenance of a photovoltaic power plant, it is often necessary to check the parameter constant value of a photovoltaic inverter. In a large-scale photovoltaic power plant, photovoltaic inverter interfaces and protocols of all photovoltaic factories are different, and operation and maintenance staff are required to replace different connecting plugs according to different factories, so that the workload and difficulty of constant value check of the operation and maintenance staff are increased. In addition, in the distributed photovoltaic power plant, the inverter cabinet is not only arranged in the inverter chamber, but also possibly distributed in the photovoltaic field with relief, so that the working intensity of operation and maintenance personnel is further increased, and a verification device which can be adapted to an inverter interface, reduce the labor intensity of personnel and improve the constant value checking efficiency is needed.
Disclosure of Invention
In order to solve the problems, the application provides a handheld photovoltaic inverter protection calibrator, which is convenient for a user to carry by hand through a gun-type mounting base, and the plug is automatically switched through a self-switching plug assembly, so that the labor intensity of personnel is reduced, and the fixed value acquisition and verification efficiency is improved.
The application provides a handheld photovoltaic inverter protection calibrator which comprises a mounting base, wherein a handle is arranged at the top of the mounting base, a touch control chute is formed in the top of the mounting base, a touch control terminal is movably embedded in the touch control chute, and a self-switching plug assembly is arranged on the front end face of the mounting base;
the installation base is internally provided with a controller and a wireless transmission module, the controller is electrically connected with the self-switching plug assembly, and the controller is in wireless communication with the touch terminal through the wireless transmission module.
Preferably, the self-switching plug assembly comprises a mounting box connected to the front end surface of a mounting base, a rotating seat is arranged on the rear side wall of an inner cavity of the mounting box, a synchronous rotary table is arranged on the front side of the rotating seat in a rotating mode, a switching rotary drum is connected to the front side of the synchronous rotary table, a plurality of telescopic sliding grooves are formed in the side portion of the tail end of the front side of the switching rotary drum, plug assemblies are embedded in the telescopic sliding grooves in a sliding mode and evenly distributed mode around the central axis of the switching rotary drum, a push-pull mechanism is arranged right above the top wall of the mounting box relative to the plug assemblies, a switching driving mechanism is further arranged on the top wall of the mounting box, and a protruding groove is formed in the front side of the mounting box relative to the top of the switching rotary drum; the plug assembly is electrically connected with the controller, the switching driving mechanism is used for driving the switching rotary drum to rotate, and the plug assembly rotating to the top of the switching rotary drum is pushed out of the protruding groove by the push-pull mechanism.
Preferably, the switching rotary drum comprises a main rotary drum and a yielding shaft which are connected front and back, the main rotary drum is rotationally connected to the inner wall of the front side of the installation box, the yielding shaft is connected to the synchronous rotary table, and the plug assembly is arranged on the main rotary drum and the radius of the main rotary drum is larger than that of the yielding shaft.
Preferably, the plug assembly comprises a clamping block which is embedded in the telescopic chute in a sliding manner, a plug body is arranged on the front side of the clamping block, a hard wire sleeve is arranged on the rear side of the clamping block, the plug body is connected with a connecting cable, and the connecting cable penetrates through the clamping block and penetrates out of the hard wire sleeve to be connected with the synchronous turntable.
Preferably, a driven fluted disc is arranged at the tail end of the rear side of the main rotary drum in a surrounding way; the switching driving mechanism comprises a switching driving motor arranged on the top wall of the mounting box, a main gear is arranged at the tail end of an output shaft of the switching driving motor, and the main gear is meshed with the driven fluted disc; the hard wire sleeve penetrates through the driven fluted disc in a sliding mode.
Preferably, the push-pull mechanism comprises a displacement guide rail arranged on the top wall of the mounting box, a lifting cylinder is vertically arranged on a sliding block of the displacement guide rail, and a lifting shaft of the lifting cylinder is provided with a first electric clamp; the top of grip block is provided with the clamping part that suits with first electronic clamp.
Preferably, the visual positioning sensor is arranged on the front side of the top of the mounting base, the T-shaped constraint bracket is arranged at the bottom of the mounting base, lifting rotors are arranged at four corners of the bottom of the mounting base, and the visual positioning sensor and the lifting rotors are electrically connected with the controller.
Preferably, the T-shaped constraint bracket comprises a transverse telescopic rod, a sliding sleeve is sleeved on the transverse telescopic rod in a sliding manner, a longitudinal telescopic rod is arranged at the top of the sliding sleeve, the tail end of the top of the longitudinal telescopic rod is connected with the bottom of the mounting base, and second electric clamps are arranged at the tail ends of the left side and the right side of the transverse telescopic rod; the longitudinal telescopic rod and the transverse telescopic rod are multi-stage telescopic rods, a first constraint cable is movably connected between one stage of the tail end of the top of the longitudinal telescopic rod and the sliding sleeve, and a second constraint cable is movably connected between one stage of the tail ends of the left side and the right side of the transverse telescopic rod and the sliding sleeve.
Preferably, the inner wall of the sliding sleeve is annularly provided with a plurality of sliding wheels which are in contact with the transverse telescopic rod, and the sliding wheels are elastically connected with the inner wall of the sliding sleeve
Preferably, a plurality of elastic protruding points are arranged on the side wall of the touch control chute.
Compared with the prior art, the application has the beneficial effects that:
(1) The gun type automatic plug switching device is convenient for a user to carry by hand through the gun type mounting base, and the plug is automatically switched through the self-switching plug assembly, so that the labor intensity of personnel is reduced, and the fixed value collection and checking efficiency is improved.
(2) According to the application, the plug assembly rotated to the top of the switching rotary drum is pushed out through the push-pull mechanism by switching the position of the plug assembly from the switching rotary drum of the switching plug assembly, so that the automatic switching of the plug is realized, the connection of the connecting cable of the plug assembly and the controller is facilitated through the synchronous rotary disc which synchronously rotates and is connected with the connecting cable, the mutual entanglement of the cables is prevented, the restraint and the protection of the connecting cable are further enhanced through the hard wire sleeve, and the mutual entanglement or the winding of other parts of the cables are prevented, so that the equipment is damaged.
(3) The application recognizes the inverter socket through the visual positioning sensor and positions the relative position of the inverter socket and the application; the lifting and moving of the application is realized by the lifting rotor simulated unmanned aerial vehicle, the dead weight is prevented from being increased sharply by using other lifting and telescoping mechanisms, and the application is convenient for users to carry; the lifting and moving of the application are restrained and protected by the T-shaped restraining bracket, so that collision accidents caused by inertia when the application simulates the lifting and moving of the unmanned aerial vehicle in a small-range area in the cabinet are avoided, the flight control difficulty is reduced, and the operability and practicability of the application are improved on the basis of enhancing the mobility of the application, enabling the application to automatically move to a socket and automatically connect with the socket, further reducing the labor intensity of personnel and improving the fixed value acquisition and checking efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
Figure 1 is a schematic top view of one embodiment of the present application,
figure 2 is a schematic diagram of a front view of one embodiment of the present application,
figure 3 is a schematic side view of one embodiment of the present application,
figure 4 is a schematic view of a partially enlarged construction of an embodiment of the application,
figure 5 is a schematic cross-sectional view of a sliding sleeve according to one embodiment of the application,
figure 6 is a schematic partial cross-sectional view of one embodiment of the application,
figure 7 is a schematic diagram of the internal structure of a self-switching plug assembly according to one embodiment of the present application,
FIG. 8 is a schematic representation of the implementation of one embodiment of the present application.
In the figure:
1. the device comprises a mounting base, 2, a touch terminal, 3, a self-switching plug assembly, 4, a lifting rotor, 5, a T-shaped constraint bracket, 6, a visual positioning sensor, 11, a handle, 12, a touch chute, 13, an elastic bump, 31, a mounting box, 32, a plug assembly, 33, a switching rotary drum, 34, a synchronous rotary drum, 35, a push-pull mechanism, 36, a switching driving mechanism, 37, a rotating seat, 51, a sliding sleeve, 52, a transverse telescopic rod, 53, a longitudinal telescopic rod, 54, a second electric clamp, 55, a first constraint cable, 56, a second constraint cable, 321, a plug body, 322, a clamping block, 323, a hard wire sleeve, 324, a connecting cable, 331, a main rotary drum, 332, a yielding shaft, 333, a telescopic chute, 334, a driven fluted disc, 351, a displacement guide rail, 352, a lifting cylinder, 353, a first electric clamp, 361, a switching driving motor, 362 and a main gear.
The specific embodiment is as follows:
the application will be further described with reference to the drawings and examples.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present disclosure. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, are merely relational terms determined for convenience in describing structural relationships of the various components or elements of the present disclosure, and do not denote any one of the components or elements of the present disclosure, and are not to be construed as limiting the present disclosure.
Example 1
As shown in fig. 1 to 8, the application provides a handheld photovoltaic inverter protection calibrator, which comprises a mounting base 1, wherein a handle is arranged at the top of the mounting base 1, a touch chute 12 is formed at the top of the mounting base 1, a touch terminal 2 is movably embedded in the touch chute 12, a self-switching plug assembly 3 is arranged on the front end surface of the mounting base 1, a controller and a wireless transmission module are arranged in the mounting base 1, the controller is electrically connected with the self-switching plug assembly 3, and the controller is in wireless communication with the touch terminal 2 through the wireless transmission module.
The user communicates with the controller through the touch terminal, and then the self-switching plug assembly 3 is controlled to automatically switch the appropriate plug to connect with the photovoltaic inverter sockets of different manufacturers, and the controller receives the parameter fixed value information and transmits the parameter fixed value information to the touch terminal for the user to check.
Specifically, the self-switching plug assembly 3 comprises a mounting box 31 connected to the front end surface of the mounting base 1, a rotating seat 37 is arranged on the rear side wall of the inner cavity of the mounting box 31, a synchronous rotary table 34 is arranged on the front side of the rotating seat 37 in a rotating mode, a switching rotary drum 33 is connected to the front side of the synchronous rotary table 34, a plurality of telescopic sliding grooves 333 are formed in the tail end side portion of the front side of the switching rotary drum 33, plug assemblies 32 are arranged in the telescopic sliding grooves 333 in a sliding mode, the plug assemblies 32 are evenly distributed around the central axis of the switching rotary drum 33, a push-pull mechanism 35 is arranged right above the top wall of the mounting box 31 relative to the plug assemblies 32, a switching driving mechanism 36 is further arranged on the top wall of the mounting box 31, and a protruding groove is formed in the front side of the mounting box 31 relative to the top portion of the switching rotary drum 33.
The plug assembly 32 is electrically connected with the controller, the switching driving mechanism 36 is used for driving the switching drum 33 to rotate, and the push-pull mechanism 35 pushes the plug assembly 32 which is rotated to the top of the switching drum 33 out of the protruding groove.
Preferably, the switching drum 33 includes a main drum 331 and a yielding shaft 332, the main drum 331 is rotatably connected to the inner wall of the front side of the mounting box 31, the yielding shaft 332 is connected to the synchronous turntable 34, and the plug assembly 32 is disposed on the main drum 331 and the radius of the main drum 331 is larger than the yielding shaft 332.
Specifically, the plug assembly 32 includes a clamping block 322 slidably embedded in the telescopic chute 333, a plug body 321 is disposed on the front side of the clamping block 322, a hard wire sleeve 323 is disposed on the rear side of the clamping block 322, the plug body 321 is connected with a connecting cable 324, and the connecting cable 324 penetrates the clamping block 322 and penetrates out of the hard wire sleeve 323 to be connected with the synchronous turntable 34.
The synchronous turntable 34 follows the rotation of the switching drum 33, drives each connecting cable 324 to synchronously rotate, prevents the cables from winding, the hard wire sleeve 323 is used for further protecting and restraining the connecting cables 324, the hard wire sleeve 323 extends to the lateral space of the yielding shaft 332, the radius of the yielding shaft 332 is smaller than that of the main drum 331 so as to be convenient for the storage of the connecting cables 324 exposed outside, and the rotating seat 37 is internally provided with an electric slip ring for connecting the controller with the connecting cables 324.
Specifically, the rear end of the main drum 331 is annularly provided with a driven fluted disc 334, the switching driving mechanism 36 includes a switching driving motor 361 disposed on the top wall of the mounting box 31, the output end of the switching driving motor 361 is provided with a main gear 362, and the main gear 362 is meshed with the driven fluted disc 334.
The switching driving motor 361 drives the main gear 362 to rotate, and further drives the driven fluted disc 334 to rotate, and further drives the switching drum 33 to rotate.
Specifically, the hard wire sleeve 323 slides through the driven toothed disc 334.
The push-pull mechanism 35 comprises a displacement guide rail 351 arranged on the top wall of the mounting box 31, a lifting cylinder 352 is vertically arranged on a sliding block of the displacement guide rail 351, a first electric clamp 353 is arranged on a lifting shaft of the lifting cylinder 352, and a clamping part matched with the first electric clamp 353 is arranged on the top of the clamping block 322.
The lifting cylinder 352 drives the first electric clamp 353 to move downwards, the first electric clamp 353 clamps the clamping part of the clamping block 322, the displacement guide rail 351 drives the lifting cylinder 352 to move, and then drives the clamping block 322 to move along the telescopic chute 33, and further drives the plug body 321 to extend out of or retract back from the protruding groove.
The first electric clamp comprises a clamping base, a clamping groove is formed in the bottom of the clamping base, clamping telescopic mechanisms are symmetrically arranged on the inner side walls of the clamping groove, and when the clamping portions of the clamping blocks 322 enter the clamping groove, the telescopic portions of the clamping telescopic mechanisms press the clamping blocks 322 in a collision mode, and then the clamping blocks 322 are clamped.
Preferably, a visual positioning sensor 6 is arranged on the front side of the top of the mounting base 1, a T-shaped constraint bracket 5 is arranged at the bottom of the mounting base 1, lifting rotors 4 are arranged at four corners of the bottom of the mounting base 1, and the visual positioning sensor 6 and the lifting rotors 4 are electrically connected with a controller.
The visual positioning sensor 6 identifies the inverter socket and positions the inverter socket relative to the application, the lifting rotor 4 simulates the lifting and moving of the application for simulating the unmanned aerial vehicle, the lifting rotor 4 comprises a rotor body and a main driving motor for rotating the lifting rotor body, the use of other lifting and telescoping mechanisms is avoided through the lifting rotor 4, and the self weight is increased sharply, so that the lifting rotor is convenient for a user to carry; the lifting and moving of the unmanned aerial vehicle is restrained and protected through the T-shaped restraining support 5, so that collision accidents caused by inertia when the unmanned aerial vehicle is simulated to lift and move in a small-range area in the cabinet are avoided, and the flight control difficulty is reduced.
Specifically, the T-shaped constraining bracket 5 comprises a transverse telescopic rod 52, a sliding sleeve 51 is arranged on the transverse telescopic rod 52, a longitudinal telescopic rod 53 is arranged at the top of the sliding sleeve 51, the top end of the longitudinal telescopic rod 53 is connected with the bottom of the mounting base 1, and second electric clamps 54 are arranged at the tail ends of the left side and the right side of the transverse telescopic rod 52.
The longitudinal telescopic rods 53 and the transverse telescopic rods 52 are multi-stage telescopic rods, a first constraint cable 55 is movably connected between one stage of the tail end of the top of the longitudinal telescopic rods 53 and the sliding sleeve 51, and a second constraint cable 56 is movably connected between one stage of the tail ends of the left side and the right side of the transverse telescopic rods 52 and the sliding sleeve 51.
One end of the first constraint cable 55 on the sliding sleeve 51 is a movable end, one end of the first constraint cable 55 on the longitudinal telescopic rod 53 is a fixed end, the movable end can be formed by a screw rod on the sliding sleeve 51 and a nut of the first constraint cable 55, and the length of the first constraint cable 55 is matched with the length of the longitudinal telescopic rod 53 when the first constraint cable is retracted to the shortest; similarly, one end of the second constraint cable 56 on the sliding sleeve 51 is a movable end, and one end on the transverse telescopic rod 52 is a fixed end, and the length of the second constraint cable 56 is adapted to the length of the shortest retracted transverse telescopic rod 52.
As shown in fig. 8, the touch terminal 2 is taken out from the touch chute 12, the first constraint cable 55 and the second constraint cable 56 are loosened, the transverse telescopic rod 52 is stretched, the side walls on two sides of the cabinet door of the inverter cabinet are clamped by the two second electric clamps 54, a user communicates with the controller through the touch terminal 2, the lifting rotor 4 is controlled to start to rotate, the mounting base 1 is driven to lift and move under the constraint of the T-shaped constraint bracket 5, the mounting base 1 is driven to lift and rotate under the constraint of the T-shaped constraint bracket 5, the rotation speeds of the lifting rotor 4 are consistent, the mounting base 1 drives the longitudinal telescopic rod 53 to lift, the rotation speeds of the lifting rotor 4 are inconsistent, and the mounting base 1 can drive the sliding sleeve 51 to move along the transverse telescopic rod 52.
The visual positioning sensor 6 identifies and positions the sockets of each inverter, the lifting rotor 4 drives the installation base to move to the corresponding position of each inverter in the cabinet, the protruding groove is opposite to the socket of the corresponding inverter, the corresponding plug assembly 32 is switched from the switching plug assembly 3, the plug assembly 32 is driven by the push-pull mechanism 35 to protrude from the protruding groove and be connected with the corresponding socket, and the controller can collect the corresponding parameter fixed value through the corresponding connecting cable 324.
The inner wall ring of the sliding sleeve 51 is provided with a plurality of sliding wheels 511 which are in contact with the transverse telescopic rod 52, the sliding wheels 511 are elastically connected with the inner wall of the sliding sleeve 51, specifically, the sliding wheels 511 comprise elastic sleeves, each elastic sleeve comprises an outer sleeve and an inner inserting rod, a buffer spring is arranged between each outer sleeve and each inner inserting rod, the tail end of each inner inserting rod is provided with a sliding wheel body, and the sliding wheels 511 are used for keeping the sliding sleeve 51 to stably slide on the transverse telescopic rod 52 and preventing bosses caused by inner diameter differences of all levels of telescopic rods from obstructing the sliding of the sliding sleeve 51.
The side wall of the touch control chute 12 is provided with a plurality of elastic protruding points 13, and the elastic protruding points 13 are abutted against the side wall of the touch control terminal 2, so that the touch control chute 12 is fixed.
The touch terminal 2 is a mobile terminal with a touch screen, the lifting cylinder 352 is an electric cylinder, the displacement guide rail 351 is an electric guide rail, and the first electric clamp 353 and the second electric clamp 54 may be structures disclosed in this embodiment or other existing electric clamping mechanisms.
The application also provides a photovoltaic inverter parameter self-acquisition method, which comprises the following specific steps:
s100, a user clamps the side walls at two sides of a cabinet door of the inverter cabinet through a second electric clamp 54, keeps the horizontal telescopic rod 52 horizontal, and controls the lifting rotor 4 to start rotating by communicating the touch terminal 2 with the controller;
s200: the controller recognizes the inverters of each manufacturer through the visual positioning sensor 6 and visually positions the inverters;
s300: the controller controls the lifting rotor wing 4 to move to the corresponding position of each inverter in the cabinet under the constraint of the T-shaped constraint bracket 5, so that the protruding groove is opposite to the socket of the corresponding inverter;
s400: the controller controls the self-switching plug assembly 3 to switch the corresponding plug assembly 32, the push-pull mechanism 35 drives the plug assembly 32 to extend out of the extending groove and be connected with the corresponding socket, and the controller can collect corresponding parameter fixed values through the corresponding connecting cable 324 and transmit the parameter fixed values to the touch terminal 2.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
While the foregoing description of the embodiments of the present application has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the application, but rather, it is intended to cover all modifications or variations within the scope of the application as defined by the claims of the present application.
Claims (10)
1. The utility model provides a handheld photovoltaic inverter protection check gauge, includes mounting base (1), mounting base (1) top is provided with the handle, its characterized in that: a touch control chute (12) is formed in the top of the mounting base (1), a touch control terminal (2) is movably embedded in the touch control chute (12), and a self-switching plug assembly (3) is arranged on the front end face of the mounting base (1);
the installation base (1) is internally provided with a controller and a wireless transmission module, the controller is electrically connected with the self-switching plug assembly (3), and the controller is in wireless communication with the touch terminal (2) through the wireless transmission module.
2. The handheld photovoltaic inverter protection calibrator according to claim 1, wherein:
the self-switching plug assembly (3) comprises a mounting box (31) connected to the front end face of a mounting base (1), a rotating seat (37) is arranged on the rear side wall of an inner cavity of the mounting box (31), a synchronous rotary table (34) is rotatably arranged on the front side of the rotating seat (37), a switching rotary drum (33) is connected to the front side of the synchronous rotary table (34), a plurality of telescopic sliding grooves (333) are formed in the side portion of the front end of the switching rotary drum (33), plug assemblies (32) are embedded in the telescopic sliding grooves (333), the plug assemblies (32) are uniformly distributed around the central axis of the switching rotary drum (33), a push-pull mechanism (35) is arranged right above the top wall of the mounting box (31) relative to the plug assemblies (32), a switching driving mechanism (36) is further arranged on the top wall of the mounting box (31), and a sounding groove is formed in the front side of the mounting box (31) relative to the top of the switching rotary drum (33).
The plug assembly (32) is electrically connected with the controller, the switching driving mechanism (36) is used for driving the switching rotary drum (33) to rotate, and the plug assembly (32) rotating to the top of the switching rotary drum (33) is pushed out of the protruding groove by the push-pull mechanism (35).
3. The handheld photovoltaic inverter protection calibrator according to claim 2, wherein:
the switching rotary drum (33) comprises a main rotary drum (331) and a yielding shaft (332), wherein the main rotary drum (331) is connected to the front inner wall of the installation box (31) in a rotating mode, the yielding shaft (332) is connected to the synchronous rotary table (34), and the plug assembly (32) is arranged on the main rotary drum (331) and the radius of the main rotary drum (331) is larger than that of the yielding shaft (332).
4. The handheld photovoltaic inverter protection calibrator according to claim 3, wherein:
the plug assembly (32) comprises a clamping block (322) which is embedded in the telescopic chute (333) in a sliding mode, a plug body (321) is arranged on the front side of the clamping block (322), a hard wire sleeve (323) is arranged on the rear side of the clamping block (322), the plug body (321) is connected with a connecting cable (324), and the connecting cable (324) penetrates through the clamping block (322) and penetrates out of the hard wire sleeve (323) to be connected with the synchronous turntable (34).
5. The handheld photovoltaic inverter protection calibrator according to claim 4, wherein:
the rear end of the main rotary drum (331) is annularly provided with a driven fluted disc (334);
the switching driving mechanism (36) comprises a switching driving motor (361) arranged on the top wall of the mounting box (31), a main gear (362) is arranged at the tail end of an output shaft of the switching driving motor (361), and the main gear (362) is meshed with the driven fluted disc (334);
the hard wire sleeve (323) slides through the driven fluted disc (334).
6. The handheld photovoltaic inverter protection calibrator according to claim 4, wherein:
the push-pull mechanism (35) comprises a displacement guide rail (351) arranged on the top wall of the mounting box (31), a lifting cylinder (352) is vertically arranged on a sliding block of the displacement guide rail (351), and a first electric clamp (353) is arranged on a lifting shaft of the lifting cylinder (352);
the top of the clamping block (322) is provided with a clamping part which is matched with the first electric clamp (353).
7. The handheld photovoltaic inverter protection calibrator according to any of claims 1-6, wherein:
the front side of the top of the mounting base (1) is provided with a visual positioning sensor (6), the bottom of the mounting base (1) is provided with a T-shaped constraint bracket (5), lifting rotors (4) are arranged at four corners of the bottom of the mounting base (1), and the visual positioning sensor (6) and the lifting rotors (4) are electrically connected with the controller.
8. The handheld photovoltaic inverter protection calibrator according to claim 7, wherein:
the T-shaped constraint bracket (5) comprises a transverse telescopic rod (52), a sliding sleeve (51) is arranged on the transverse telescopic rod (52), a longitudinal telescopic rod (53) is arranged at the top of the sliding sleeve (51), the top tail end of the longitudinal telescopic rod (53) is connected with the bottom of the mounting base (1), and second electric clamps (54) are arranged at the tail ends of the left side and the right side of the transverse telescopic rod (52);
the telescopic device comprises a longitudinal telescopic rod (53) and a transverse telescopic rod (52), wherein the longitudinal telescopic rod (53) and the transverse telescopic rod (52) are multistage telescopic rods, a first constraint cable (55) is movably connected between one stage of the tail end of the top of the longitudinal telescopic rod (53) and a sliding sleeve (51), and a second constraint cable (56) is movably connected between one stage of the tail ends of the left side and the right side of the transverse telescopic rod (52) and the sliding sleeve (51).
9. The handheld photovoltaic inverter protection calibrator according to claim 4, wherein:
the inner wall of the sliding sleeve (51) is annularly provided with a plurality of sliding wheels (511) which are in contact with the transverse telescopic rod (52), and the sliding wheels (511) are elastically connected with the inner wall of the sliding sleeve (51).
10. The handheld photovoltaic inverter protection calibrator according to claim 1, wherein:
the side wall of the touch control chute (12) is provided with a plurality of elastic protruding points (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN116908596B (en) | 2024-04-05 |
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