CN213937754U

CN213937754U - Modular three-phase inverter and lightweight short circuit support thereof

Info

Publication number: CN213937754U
Application number: CN202022380791.9U
Authority: CN
Inventors: 曹睿; 杨金泽; 张洋
Original assignee: Fengdexin Power Development Co ltd
Current assignee: Fengdexin Power Development Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-08-10
Anticipated expiration: 2030-10-22

Abstract

The utility model provides a modular three-phase inverter and lightweight short circuit support thereof, includes the cabinet body, cabinet body top is run through and has been seted up the opening, the fixed heat dissipation dust collector that is equipped with in cabinet body top, the cabinet body is linked together through opening and heat dissipation dust collector, the fixed structure that cleans that is equipped with in heat dissipation dust collector top, movable groove has been seted up at cabinet body top, the inside articulated commentaries on classics board that has of movable groove. The utility model discloses a positive and negative motor drives the threaded rod and rotates, make the brush board on it clear up cabinet body top surface, positive and negative motor drive brush board makes a round trip to reciprocate and clears up cabinet body top, the cleaning effect is better and with the help of the wind-force of fan, blow away the dust of clearance, the in-process of removal extrudees the rotor plate, make telescopic link and spring shrink move down, the telescopic link moves down and drives the push rod through the connecting rod and move down, make the scraper blade on the push rod clear up the dust cloth of opening department, avoid it to block up.

Description

Modular three-phase inverter and lightweight short circuit support thereof

Technical Field

The utility model relates to an inverter technical field, concretely relates to modular three-phase inverter and lightweight short circuit support thereof.

Background

The three-phase inverter is a high-power inverter power supply for electric power and is mainly used for armies; communication; factory and enterprise uninterruptible power supply systems. Mainly composed of power electronics; the giant transistor and the turn-off thyristor constitute the main circuit, which is the crystal developed in power semiconductor device.

The utility model CN206894529U3 discloses a combined three-phase photovoltaic inverter in the technical field of photovoltaic inverters, which comprises a cabinet body, a fan capable of discharging heat in the cabinet body, and a remote control mechanism; an air inlet is arranged at the lower side of the cabinet body, an inclined top surface is arranged at the top of the cabinet body in an inclined manner, the fan is arranged at the highest end of the inclined top surface, the air outlet end of the fan is obliquely opposite to the inclined top surface, and a flow guide channel capable of guiding heat to the air inlet end of the fan is arranged at the upper part of the inner cavity of the cabinet body; still install control unit, wireless receiving module on the cabinet body outer wall, control unit is used for controlling the operation of fan, and wireless receiving module links to each other with control unit to wireless receiving module can transmit the signal of receiving for control unit.

The prior art has the following defects: the dust accumulated on the surface of the cabinet top is likely to be accumulated and adhered on the surface of the cabinet top, and the cleaning effect of the general wind on the surface of the cabinet top is not good.

SUMMERY OF THE UTILITY MODEL

For this, the utility model provides a modular three-phase dc-to-ac converter and lightweight short circuit support thereof, it rotates to drive the threaded rod through cleaning positive and negative motor in the mechanism, make brush board on it clear up cabinet body top surface, positive and negative rotation drive brush board of positive and negative motor carries out reciprocating type back-and-forth movement, make the brush board make a round trip to clear up cabinet body top, the wind-force of clearance effect better and with the help of the fan, blow away the dust of clearance, the in-process of removal extrudes the rotor plate, make telescopic link and spring shrink move down, the telescopic link moves down through the connecting rod drive push rod and moves down, make the scraper blade on the push rod clear up the dust cloth of opening, avoid it to block up.

In order to achieve the above object, the present invention provides the following technical solutions: a combined three-phase inverter comprises a cabinet body, wherein an opening is formed in the top of the cabinet body in a penetrating manner, a heat-dissipation dust-removal device is fixedly arranged at the top of the cabinet body, the cabinet body is communicated with the heat-dissipation dust-removal device through the opening, a cleaning structure is fixedly arranged at the top of the heat-dissipation dust-removal device, a movable groove is formed in the top of the cabinet body, a rotating plate is hinged inside the movable groove, one end of the rotating plate extends to the outside of the movable groove, one end, away from the heat-dissipation dust-removal device, of the movable groove penetrates through the top of the cabinet body, a groove is formed in the bottom of the movable groove, a telescopic rod is fixedly arranged at the bottom of an inner cavity of the groove, a spring is sleeved on the outer wall of the rod end of the telescopic rod, a fixed plate is fixedly arranged at the rod end of the telescopic rod, the top end of the spring is fixedly connected with the fixed plate, a roller is fixedly arranged at the top of the fixed plate, the roller is in contact with the bottom of the rotating plate, a push rod is arranged at one side of the cabinet body, the improved cabinet is characterized in that a connecting rod is fixedly arranged between the push rod and the fixing plate, a scraper is fixedly arranged at the bottom of the push rod, an opening is formed in the bottom of one side of the cabinet body, a second filter screen is fixedly arranged inside the opening, and dustproof cloth is fixedly arranged on the outer side wall of the second filter screen.

Furthermore, ventilation heat abstractor includes the fan case, the inside fixed fan that is equipped with of fan case, fan bottom of the case portion runs through and has seted up the intercommunication mouth, the intercommunication mouth is linked together with the opening, one side that the fan case is close to the fan runs through and has seted up the intercommunication mouth, the inside fixed first filter screen that is equipped with of intercommunication mouth.

Further, clean the structure and include the mounting panel, the mounting panel sets up in fan case top, the one side top that the fan case was kept away from to the cabinet body is equipped with two L shape backup pads, and two L shape backup pads set up about cabinet body center axis symmetry, one side that the mounting panel is close to two L shape backup pads is equipped with threaded rod and guide arm, set up around threaded rod and the guide arm, the threaded rod both ends are passed through the bearing and are connected with mounting panel and one of them L shape backup pad respectively, the guide arm both ends respectively with mounting panel and one of them another L shape backup pad fixed connection, the threaded rod is close to mounting panel one end outer wall threaded connection and is equipped with the slider, slider and thread piece bottom are equipped with same filter plate, the fixed brush board that is equipped with in filter plate bottom.

Further, one side of the mounting plate, which is far away from the screw rod, is fixedly provided with a positive and negative motor, and the output end of the positive and negative motor penetrates through the mounting plate and is fixedly connected with the threaded rod.

Further, the length of the rotating plate is larger than that of the movable groove.

Furthermore, a control unit, a remote control mechanism and a wireless receiving module are fixedly arranged on one side wall, far away from the mounting plate, of the fan box respectively, the bottom of the control unit is fixedly connected with the wireless receiving module, the wireless receiving module is electrically connected with the control unit, the remote control mechanism is electrically connected with the control unit, and the control unit is electrically connected with the fan and the positive and negative motors.

Further, still include with this combination formula three-phase inverter looks fixed lightweight short circuit support, lightweight short circuit support includes the support, support and cabinet body fixed connection, cabinet body one side is equipped with splint, one side threaded connection that the support is close to splint has the screw rod, the screw rod other end passes through the bearing and is connected with splint, splint one side is equipped with the handle, the handle runs through splint screw rod fixed connection, the short circuit interface has been seted up to cabinet body one side, the support is corresponding with the short circuit interface on the cabinet body.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a clean positive and negative motor in the mechanism and drive the threaded rod and rotate, make the brush board on it clear up cabinet body top surface, the positive and negative rotation drive brush board of positive and negative motor carries out reciprocating type back-and-forth movement, make the brush board make a round trip to reciprocate and clear up cabinet body top, the clearance effect is better and with the help of the wind-force of fan, blow away the dust of clearance, the in-process that removes extrudes the rotor plate, make telescopic link and spring shrink move down, the telescopic link moves down and drives the push rod through the connecting rod and move down, make the scraper blade on the push rod clear up the dustproof cloth of opening, avoid it to block up.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a side view of the overall structure provided by the present invention;

fig. 2 is a cross-sectional view of the overall structure provided by the present invention;

fig. 3 is a top view of the overall structure provided by the present invention;

FIG. 4 is an enlarged view of the portion A in FIG. 1 according to the present invention;

fig. 5 is an enlarged view of a portion B in fig. 2 according to the present invention;

fig. 6 is an enlarged view of a portion C in fig. 2 according to the present invention;

in the figure: 1 cabinet body, 2 through holes, 3 movable grooves, 4 rotating plates, 5 grooves, 6 telescopic rods, 7 springs, 8 fixing plates, 9 idler wheels, 10 push rods, 11 connecting rods, 12 scraping plates, 13 openings, 14 second filter screens, 15 dustproof cloth, 16 fan boxes, 17 fans, 18 communicating ports, 19 first filter screens, 20 mounting plates, 21L-shaped supporting plates, 22 threaded rods, 23 guide rods, 24 threaded blocks, 25 sliding blocks, 26 filter screen plates, 27 brush plates, 28 control units, 29 remote control mechanisms, 30 wireless receiving modules, 31 positive and negative motors, 32 supports, 33 clamping plates, 34 threaded rods and 35 short-circuit interfaces.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-6 of the specification, the combined three-phase inverter of the embodiment comprises a cabinet body 1, wherein a through hole 2 is formed in the top of the cabinet body 1 in a penetrating manner, a ventilation and heat dissipation device is fixedly arranged at the top of the cabinet body 1, the cabinet body 1 is communicated with a heat dissipation and dust removal device through the through hole 2, a cleaning structure is fixedly arranged at the top of the heat dissipation and dust removal device, a movable groove 3 is formed in the top of the cabinet body 1, a rotating plate 4 is hinged inside the movable groove 3, one end of the rotating plate 4 extends to the outside of the movable groove 3, one end of the movable groove 3, which is far away from the heat dissipation and dust removal device, penetrates through the top of the cabinet body 1, a groove 5 is formed in the bottom of the movable groove 3, a telescopic rod 6 is fixedly arranged at the bottom of an inner cavity of the groove 5, a spring 7 is sleeved on the outer wall of the rod end of the telescopic rod 6, a fixing plate 8 is fixedly arranged at the rod end of the telescopic rod 6, and the top end of the spring 7 is fixedly connected with the fixing plate 8, the fixed gyro wheel 9 that is equipped with in fixed plate 8 top, gyro wheel 9 contacts with 4 bottoms of commentaries on classics board, 1 one side of the cabinet body is equipped with push rod 10, the fixed connecting rod 11 that is equipped with between push rod 10 and the fixed plate 8, the fixed scraper blade 12 that is equipped with in push rod 10 bottom, opening 13 has been seted up to 1 one side bottom of the cabinet body, opening 13 inside is fixed and is equipped with second filter screen 14, the fixed dustproof cloth 15 that is equipped with on the 14 lateral walls of second filter screen.

Furthermore, the ventilation and heat dissipation device comprises a fan box 16, a fan 17 is fixedly arranged inside the fan box 16, a communication port 18 is formed in the bottom of the fan box 16 in a penetrating mode, the communication port 18 is communicated with the through port 2, a communication port 18 is formed in one side, close to the fan 17, of the fan box 16 in a penetrating mode, a first filter screen 19 is fixedly arranged inside the communication port 18, and heat dissipation performance of the inside of the cabinet body 1 is enhanced.

Further, the cleaning structure comprises a mounting plate 20, the mounting plate 20 is arranged at the top of the fan box 16, two L-shaped support plates 21 are arranged at the top of one side of the cabinet body 1 away from the fan box 16, the two L-shaped support plates 21 are symmetrically arranged about the central axis of the cabinet body 1, a threaded rod 22 and a guide rod 23 are arranged at one side of the mounting plate 20 close to the two L-shaped support plates 21, the threaded rod 22 and the guide rod 23 are arranged in front and at back, two ends of the threaded rod 22 are respectively connected with the mounting plate 20 and one of the L-shaped support plates 21 through bearings, two ends of the guide rod 23 are respectively fixedly connected with the mounting plate 20 and the other one of the L-shaped support plates 21, a threaded block 24 is in threaded connection with the outer wall of one end of the threaded rod 22 close to the mounting plate 20, a sliding block 25 is movably sleeved on the outer wall of one end of the guide rod 23 close to the mounting plate 20, and the same filter screen 26 is arranged at the bottoms of the sliding block 25 and the threaded block 24, the bottom of the filter screen plate 26 is fixedly provided with a brush plate 27 which is matched with the filter screen plate, and the positive and negative motors 31 drive the brush plate 27 to clean and scrape the top of the cabinet body 1 back and forth through the threaded rods 22, so that the cleaning effect is better.

Further, the fixed positive and negative motor 31 that is equipped with in one side that screw rod 34 was kept away from to mounting panel 20, positive and negative motor 31 output runs through mounting panel 20 and threaded rod 22 fixed connection, by the reciprocating type operation of positive and negative motor 31 drive threaded rod 22, makes its clearance effect to cabinet body 1 top better.

Further, the length of the rotating plate 4 is larger than that of the movable groove 3, the rotating plate is matched with the push rod 10, the push rod 10 is extruded, and the dustproof cloth 15 is cleaned through the scraper 12.

Further, a control unit 28, a remote control mechanism 29 and a wireless receiving module 30 are fixedly arranged on one side wall of the fan box 16 far away from the mounting plate 20, the bottom of the control unit 28 is fixedly connected with the wireless receiving module 30, the wireless receiving module 30 is electrically connected with the control unit 28, the remote control mechanism 29 is electrically connected with the control unit 28, the control unit 28 is electrically connected with the fan 17 and the positive and negative motor 31, a single chip microcomputer is arranged inside the control unit 28, the type of the single chip microcomputer is AT89C2051-24PU, the single chip microcomputer is a microcomputer, the single chip microcomputer works by different programs and realizes different functions, the programs can be modified, and the single chip microcomputer is used for transmitting and receiving instruction information.

Further, still include with this combination formula three-phase inverter fixed light-weighted short circuit support mutually, light-weighted short circuit support includes support 32, support 32 and the 1 fixed connection of the cabinet body, 1 one side of the cabinet body is equipped with splint 33, one side threaded connection that support 32 is close to splint 33 has screw rod 34, the screw rod 34 other end passes through the bearing and is connected with splint 33, splint 33 one side is equipped with the handle, the handle runs through splint 33 screw rod 34 fixed connection, short circuit interface 35 has been seted up to 1 one side of the cabinet body, support 32 is corresponding with short circuit interface 35 on the cabinet body 1, when the short circuit, carries out the centre gripping to the wire and fixes, avoids it to connect unstably, influences the result of use.

The implementation scenario is specifically as follows:

when the utility model is used, the fan 17 and the positive and negative motor 31 are started through the control unit 28, the fan 17 sucks external wind into the cabinet body 1 through the opening 13 on the cabinet body 1 to radiate the heat inside the cabinet body 1, then the wind enters the fan box 16 from the through opening 2 and the communicating opening 18 and then is discharged from the communicating opening 18 on the fan box 16, meanwhile, the positive and negative motor 31 is started to drive the threaded rod 22 to rotate, the threaded rod 22 drives the filter screen plate 26 limited by the guide rod 23 to move back and forth, the filter screen plate 26 drives the brush plate 27 to scrape off and clean dust on the top surface of the cabinet body 1 while moving, and when scraping off and cleaning, the wind blown off by the fan 17 blows off the dust cleaned by the brush plate 27 to avoid the dust from continuously accumulating on the top of the cabinet body 1 to cause pollution, and when the brush plate 27 moves forward, the brush plate 27 gradually contacts with the rotating plate 4, because the rotating plate 4 is hinged with the cabinet body 1 and is in contact with the telescopic rod 6, when the brush plate 27 extrudes the brush plate, the rotating plate 4 moves downwards and presses the telescopic rod 6, so that the spring 7 on the telescopic rod 6 is contracted, the telescopic rod 6 is contracted to drive the fixed plate 8 on the telescopic rod to move downwards, the connecting rod 11 drives the push rod 10 to move downwards when the fixed plate 8 moves downwards, the push rod 10 drives the scraper 12 to clean the dustproof cloth 15 in the opening 13 when moving downwards, the blockage caused by the accumulation of dust on the surface of the dustproof cloth is avoided, the normal air suction of the fan 17 is influenced, meanwhile, the brush plate 27 also cleans the dust on the top surface of the cabinet body 1, when the brush plate 27 moves backwards, the brush plate is gradually separated from the rotating plate 4, the top of the rotating plate 4 is not extruded and does not limit the telescopic rod 6, the spring 7 on the telescopic rod 6 resets to rebound, the tension when rebounding drives the rotating plate 4 to move upwards, and simultaneously drives the push rod 10 and the scraper 12 to move upwards through the connecting rod 11, go back and forth several times until the dust on the top surface of the cabinet body 1 is cleaned up, and simultaneously, the dustproof cloth 15 at the opening 13 is cleaned up, so that the blockage caused by the dust accumulated on the surface of the cabinet body is avoided.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a modular three-phase inverter, includes cabinet body (1), its characterized in that: the top of the cabinet body (1) is provided with a through hole (2) in a penetrating manner, the top of the cabinet body (1) is fixedly provided with a heat dissipation and dust removal device, the cabinet body (1) is communicated with the heat dissipation and dust removal device through the through hole (2), the top of the heat dissipation and dust removal device is fixedly provided with a cleaning structure, the top of the cabinet body (1) is provided with a movable groove (3), the movable groove (3) is internally articulated with a rotating plate (4), one end of the rotating plate (4) extends to the outside of the movable groove (3), one end of the movable groove (3) far away from the heat dissipation and dust removal device penetrates through the top of the cabinet body (1), the bottom of the movable groove (3) is provided with a groove (5), the bottom of an inner cavity of the groove (5) is fixedly provided with a telescopic rod (6), the outer wall of the rod end of the telescopic rod (6) is sleeved with a spring (7), the rod end of the telescopic rod (6) is fixedly provided with a fixed plate (8), the top end of the spring (7) is fixedly connected with the fixed plate (8), fixed plate (8) top is fixed and is equipped with gyro wheel (9), gyro wheel (9) and commentaries on classics board (4) bottom contact, the cabinet body (1) one side is equipped with push rod (10), fixed connecting rod (11) that are equipped with between push rod (10) and fixed plate (8), push rod (10) bottom is fixed and is equipped with scraper blade (12), opening (13) have been seted up to the cabinet body (1) one side bottom, opening (13) inside fixed second filter screen (14) that is equipped with, fixed dustproof cloth (15) that are equipped with on second filter screen (14) lateral wall.

2. A combined three-phase inverter according to claim 1, characterized in that: the heat dissipation and dust removal device comprises a fan box (16), wherein a fan (17) is fixedly arranged inside the fan box (16), a communication opening (18) is formed in the bottom of the fan box (16) in a penetrating mode, the communication opening (18) is communicated with the through opening (2), a communication opening (18) is formed in one side, close to the fan (17), of the fan box (16) in a penetrating mode, and a first filter screen (19) is fixedly arranged inside the communication opening (18).

3. A combined three-phase inverter according to claim 2, characterized in that: the cleaning structure comprises an installation plate (20), the installation plate (20) is arranged at the top of a fan box (16), two L-shaped support plates (21) are arranged at the top of one side, away from the fan box (16), of the cabinet body (1), the two L-shaped support plates (21) are symmetrically arranged about the central axis of the cabinet body (1), a threaded rod (22) and a guide rod (23) are arranged at one side, close to the two L-shaped support plates (21), of the installation plate (20), the threaded rod (22) and the guide rod (23) are arranged in the front and at the back, two ends of the threaded rod (22) are respectively connected with the installation plate (20) and one of the L-shaped support plates (21) through bearings, two ends of the guide rod (23) are respectively and fixedly connected with the installation plate (20) and the other L-shaped support plate (21), and a threaded block (24) is in threaded connection with the outer wall of one end, close to the installation plate (20), of the threaded rod (22), the guide rod (23) is close to the movable sleeve of mounting panel (20) one end outer wall and is equipped with slider (25), slider (25) and screw thread piece (24) bottom are equipped with same filter screen board (26), filter screen board (26) bottom is fixed and is equipped with brush board (27).

4. A combined three-phase inverter according to claim 3, characterized in that: the fixed positive and negative motor (31) that is equipped with in one side that screw rod (34) were kept away from in mounting panel (20), positive and negative motor (31) output runs through mounting panel (20) and threaded rod (22) fixed connection.

5. A combined three-phase inverter according to claim 1, characterized in that: the length of the rotating plate (4) is greater than that of the movable groove (3).

6. A combined three-phase inverter according to claim 3, characterized in that: the fan box (16) is far away from on the lateral wall of mounting panel (20) fixed the being equipped with control unit (28), remote control mechanism (29) and wireless receiving module (30) respectively, control unit (28) bottom and wireless receiving module (30) fixed connection, wireless receiving module (30) and control unit (28) electric connection, remote control mechanism (29) and control unit (28) electric connection, control unit (28) and fan (17) and positive and negative motor (31) electric connection.

7. A combined three-phase inverter according to any one of claims 1 to 6, characterized in that: still include with this combination formula three-phase inverter fixed lightweight short circuit support mutually, lightweight short circuit support includes support (32), support (32) and the cabinet body (1) fixed connection, the cabinet body (1) one side is equipped with splint (33), one side threaded connection that support (32) are close to splint (33) has screw rod (34), the screw rod (34) other end passes through the bearing and is connected with splint (33), splint (33) one side is equipped with the handle, the handle runs through splint (33) screw rod (34) fixed connection, short circuit interface (35) have been seted up to the cabinet body (1) one side, support (32) are corresponding with short circuit interface (35) on the cabinet body (1).