CN214626814U

CN214626814U - Grid-connected inverter for distributed photovoltaic power generation

Info

Publication number: CN214626814U
Application number: CN202120232611.4U
Authority: CN
Inventors: 王献亭
Original assignee: 申小波
Current assignee: Wuxi Shentai New Energy Technology Co.,Ltd.
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-11-05
Anticipated expiration: 2031-01-26

Abstract

The utility model relates to the technical field of grid-connected inverters, and discloses a distributed grid-connected inverter for photovoltaic power generation, which comprises a base, a rotating mechanism and a clamping mechanism, wherein the rotating mechanism comprises a motor, a rotating shaft, a first bevel gear, a second bevel gear, a rotating rod, a supporting leg, a third bevel gear, a fourth bevel gear, a threaded rod and a sleeve, the utility model discloses a rotating mechanism, a motor, a rotating shaft, a first bevel gear, a second bevel gear, a rotating rod, a supporting leg, a third bevel gear, a fourth bevel gear, a threaded rod and a sleeve, by starting the motor, the motor rotates to drive the rotating shaft to rotate, the rotating shaft rotates to drive the first bevel gear to rotate, the first bevel gear rotates to drive the second bevel gear to rotate, the second bevel gear rotates to drive the rotating rod to rotate, the rotating rod rotates to drive the third bevel gear to rotate, the third bevel gear rotates to drive the fourth bevel gear to rotate, the fourth bevel gear rotates to drive the threaded rod to rotate, so that a rotating effect is achieved.

Description

Grid-connected inverter for distributed photovoltaic power generation

Technical Field

The utility model relates to a grid-connected inverter technical field specifically is a distributing type photovoltaic power generation is with inverter that is incorporated into power networks.

Background

Grid-connected inverters are generally classified into photovoltaic power generation grid-connected inverters, wind power generation grid-connected inverters, power equipment power generation grid-connected inverters and other power generation equipment power generation grid-connected inverters. The grid-connected inverter has the greatest characteristics of high system power and low cost. Grid-connected inverters are generally used in systems of large photovoltaic power stations, a plurality of parallel photovoltaic groups are connected to a direct current input end of the same centralized inverter in series, three-phase IGBT power modules are generally used with large power, field effect transistors are used with small power, and meanwhile, a DSP conversion controller is used for improving the quality of generated electric energy to enable the quality to be very close to sine wave current.

An inverter, also known as a converter or an inverter, or an inverter or a voltage converter, is an electronic device that converts dc power into ac power by using a high frequency bridge circuit, and has a purpose opposite to that of a rectifier. The 12V or 24V dc power can be converted to 230V, 50Hz ac power or other types of ac power. It is composed of inverter bridge, control logic and filter circuit. The multifunctional electric heating cooker is widely applicable to air conditioners, home theaters, electric tools, computers, televisions, washing machines, smoke exhaust ventilators, refrigerators, massagers, fans, lighting and the like. In foreign countries, due to the higher popularization rate of automobiles, the inverter can be used for connecting the storage battery to drive electric appliances and various tools to work when going out for work or traveling.

The existing inverter is often vibrated when in use, and the vibration is not considered in the installation process, so that internal elements are likely to be loosened for a long time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a distributing type is grid-connected inverter for photovoltaic power generation reaches the purpose of convenient to use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a distributing type photovoltaic power generation is with inverter that is incorporated into power networks, includes base, slewing mechanism and clamping mechanism, slewing mechanism is including motor, axis of rotation, first bevel gear, second bevel gear, dwang, supporting leg, third bevel gear, fourth bevel gear, threaded rod and sleeve, the bottom fixed mounting of the top of base and motor, the output of motor and the bottom fixed connection of axis of rotation, the top of axis of rotation runs through the inner wall of first bevel gear and extends to the top of first bevel gear, first bevel gear is connected with the meshing of second bevel gear, the inner wall of second bevel gear and the right-hand member outer wall fixed connection of dwang, the left end of dwang runs through the right side of supporting leg, telescopic right side in proper order and extends to the inside of telescopic and the inner wall fixed connection of third bevel gear, the third bevel gear is connected with the meshing of fourth bevel gear, the bottom end of the threaded rod is rotatably connected with the inner wall of the bearing, the bearing is fixedly installed on the inner wall of the bottom of the sleeve, and the top end of the threaded rod sequentially penetrates through the inner wall of the fourth bevel gear, the inner wall of the top of the sleeve and the bottom of the top cover and extends to the upper part of the top cover to be fixedly connected with the bottom of the limiting plate;

clamping mechanism is including top cap, screw hole, limiting plate, dustproof net, roof, ventilating fan, clamp plate, rubber pad and pneumatic cylinder, dustproof net has been seted up at the middle part of top cap, the top of pneumatic cylinder and the bottom fixed mounting of top cap, the bottom of pneumatic cylinder and the top fixed mounting of clamp plate.

Preferably, the outer wall of the rotating shaft is fixedly connected with the inner wall of the first bevel gear.

Preferably, the outer wall of the threaded rod is fixedly connected with the inner wall of the fourth bevel gear.

Preferably, a threaded hole is formed in the left side of the top cover, and the threaded rod is in threaded connection with the threaded hole.

Preferably, the left side of the top plate is fixedly installed with the right side of the bottom of the hydraulic cylinder, the right side of the top plate is fixedly installed with the left side of the bottom of the other hydraulic cylinder, and the ventilation fan is fixedly installed inside the top plate.

Preferably, the bottom of the left side of the pressing plate is fixedly installed with the top of the rubber pad, the bottom of the rubber pad is in contact with the top of the grid-connected inverter body, the top of the base is fixedly installed with the bottom of the protective shell, and the front of the protective shell is fixedly installed with a box door in a hinged mode through a hinge.

The utility model provides a distributing type photovoltaic power generation is with inverter that is incorporated into power networks. The method has the following beneficial effects:

(1) the utility model discloses a slewing mechanism, including a motor, an end cap, a controller, and a cover plate, the axis of rotation, first bevel gear, the second bevel gear, the dwang, the supporting leg, the third bevel gear, the fourth bevel gear, threaded rod and sleeve, through starter motor, the motor rotates and drives the axis of rotation and rotate, the axis of rotation rotates and drives first bevel gear and rotate, first bevel gear rotates and drives the second bevel gear and rotate, the second bevel gear rotates and drives the dwang and rotate, the dwang rotates and drives the third bevel gear and rotate, the third bevel gear rotates and drives the fourth bevel gear and rotate, the fourth bevel gear rotates and drives the threaded rod and rotate, thereby reach pivoted effect.

(2) The utility model discloses a set up clamping mechanism, top cap, screw hole, limiting plate, dustproof net, roof, ventilation fan, clamp plate, rubber pad and pneumatic cylinder, rotate through the threaded rod and can drive the top cap and carry out the up-and-down motion, the top cap carries out the up-and-down motion and drives the pneumatic cylinder up-and-down motion to drive the clamp plate and carry out the up-and-down motion, through the flexible length of adjusting the pneumatic cylinder, control the degree that presss from both sides tight inverter body that is incorporated into the power networks, reached the tight effect of clamp.

Drawings

Fig. 1 is a schematic diagram of the structure of the grid-connected inverter body of the present invention;

fig. 2 is a top view of the ventilation fan of the present invention;

fig. 3 is a view of the structure of the door of the present invention.

In the figure: 1 base, 2 rotating mechanisms, 201 motors, 202 rotating shafts, 203 first bevel gears, 204 second bevel gears, 205 rotating shafts, 206 supporting legs, 207 third bevel gears, 208 fourth bevel gears, 209 threaded rods, 210 sleeves, 3 clamping mechanisms, 301 top covers, 302 threaded holes, 303 limiting plates, 304 dustproof nets, 305 top plates, 306 ventilating fans, 307 pressing plates, 308 rubber pads, 309 hydraulic rods, 4 grid-connected inverter bodies, 5 box doors and 51 box doors.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

As shown in fig. 1-3, the utility model provides a technical solution: a distributed grid-connected inverter for photovoltaic power generation comprises a base 1, a rotating mechanism 2 and a clamping mechanism 3, wherein the rotating mechanism 2 comprises a motor 201, a rotating shaft 202, a first bevel gear 203, a second bevel gear 204, a rotating rod 205, a supporting leg 206, a third bevel gear 207, a fourth bevel gear 208, a threaded rod 209 and a sleeve 210, the top of the base 1 is fixedly installed at the bottom of the motor 201, the output end of the motor 201 is fixedly connected with the bottom end of the rotating shaft 202, the top end of the rotating shaft 202 penetrates through the inner wall of the first bevel gear 203 and extends to the position above the top of the first bevel gear 203, the outer wall of the rotating shaft 202 is fixedly connected with the inner wall of the first bevel gear 203, the first bevel gear 203 is meshed with the second bevel gear 204, the inner wall of the second bevel gear 204 is fixedly connected with the outer wall of the right end of the rotating rod 205, the left end of the rotating rod 205 penetrates through the right side of the supporting leg 206 and the right side of the sleeve 210 in sequence and extends to the inner wall of the sleeve 210 and is fixedly connected with the inner wall of the third bevel gear 207, the third bevel gear 207 is meshed with the fourth bevel gear 208, the bottom end of the threaded rod 209 is rotatably connected with the inner wall of a bearing, the bearing is fixedly mounted on the inner wall of the bottom of the sleeve 210, the top end of the threaded rod 209 sequentially penetrates through the inner wall of the fourth bevel gear 208, the inner wall of the top of the sleeve 210 and the bottom of the top cover 301 and extends to the upper part of the top cover 301 to be fixedly connected with the bottom of the limiting plate 303, the outer wall of the threaded rod 209 is fixedly connected with the inner wall of the fourth bevel gear 208, the motor 201 is started to drive the rotating shaft 202 to rotate through the rotating mechanism 2, the motor 201, the rotating shaft 202, the first bevel gear 203, the second bevel gear 204, the supporting leg 206, the third bevel gear 207, the fourth bevel gear 208, the threaded rod 209 and the sleeve 210, the rotating shaft 202 is driven to rotate by the rotation of the motor 201, the rotating shaft 202 drives the first bevel gear 203 to rotate, and the second bevel gear 204 is driven by the first bevel gear 203 to rotate, the second bevel gear 204 rotates to drive the rotating rod 205 to rotate, the rotating rod 205 rotates to drive the third bevel gear 207 to rotate, the third bevel gear 207 rotates to drive the fourth bevel gear 208 to rotate, and the fourth bevel gear 208 rotates to drive the threaded rod 209 to rotate, so that the rotating effect is achieved;

the clamping mechanism 3 comprises a top cover 301, a threaded hole 302, a limiting plate 303, an ash-proof net 304, a top plate 305, a ventilating fan 306, a pressing plate 307, a rubber pad 308 and a hydraulic cylinder 309, the left side of the top cover 301 is provided with the threaded hole 302, a threaded rod 209 is in threaded connection with the threaded hole 302, the middle part of the top cover 301 is provided with the ash-proof net 304, the top of the hydraulic cylinder 309 is fixedly installed with the bottom of the top cover 301, the left side of the top plate 305 is fixedly installed with the right side of the bottom of the hydraulic cylinder 309, the right side of the top plate 305 is fixedly installed with the left side of the bottom of another hydraulic cylinder 309, the ventilating fan 306 is fixedly installed inside the top plate 305, the bottom of the hydraulic cylinder 309 is fixedly installed with the top of the pressing plate 307, the bottom of the left side of the pressing plate 307 is fixedly installed with the top of the rubber pad 308, the bottom of the rubber pad 308 is in contact with the top of the grid-connected inverter body 4, the top of the base 1 is fixedly installed with the bottom of the protective shell 5, the front of the protective shell 5 is fixedly installed with a box door 51 through a hinge, through setting up clamping mechanism 3, top cap 301, screw hole 302, limiting plate 303, prevent grey net 304, roof 305, ventilating fan 306, clamp plate 307, rubber pad 308 and pneumatic cylinder 309, it can drive top cap 301 through the rotation of threaded rod 209 and carry out the up-and-down motion, top cap 301 carries out the up-and-down motion and drives pneumatic cylinder 309 up-and-down motion to drive clamp plate 307 and carry out the up-and-down motion, through the flexible length of regulation pneumatic cylinder, come the control to press from both sides the degree of tight inverter body 4 of being incorporated into the power networks, the tight effect of clamp has been reached.

When the device is used, the motor 201 is started, the motor 201 rotates to drive the rotating shaft 202 to rotate, the rotating shaft 202 rotates to drive the first bevel gear 203 to rotate, the first bevel gear 203 rotates to drive the second bevel gear 204 to rotate, the second bevel gear 204 rotates to drive the rotating rod 205 to rotate, the rotating rod 205 rotates to drive the third bevel gear 207 to rotate, the third bevel gear 207 rotates to drive the fourth bevel gear 208 to rotate, the fourth bevel gear 208 rotates to drive the threaded rod 209 to rotate, the top cover 301 can be driven to move up and down by the rotation of the threaded rod 209, the top cover 301 can move up and down to drive the hydraulic cylinder 309 to move up and down, so as to drive the pressure plate 307 to move up and down, the degree of clamping the grid-connected inverter body 4 is controlled by adjusting the telescopic length of the hydraulic cylinder, and finally, the effect of reducing vibration is achieved.

In summary, by using the rotating mechanism 2, the motor 201, the rotating shaft 202, the first bevel gear 203, the second bevel gear 204, the rotating rod 205, the support leg 206, the third bevel gear 207, the fourth bevel gear 208, the threaded rod 209 and the sleeve 210, when the motor 201 is started, the motor 201 rotates to drive the rotating shaft 202 to rotate, the rotating shaft 202 rotates to drive the first bevel gear 203 to rotate, the first bevel gear 203 rotates to drive the second bevel gear 204 to rotate, the second bevel gear 204 rotates to drive the rotating rod 205 to rotate, the rotating rod 205 rotates to drive the third bevel gear 207 to rotate, the third bevel gear 207 rotates to drive the fourth bevel gear 208 to rotate, and the fourth bevel gear 208 rotates to drive the threaded rod 209 to rotate, thereby achieving the effect of rotation.

Through setting up clamping mechanism 3, top cap 301, screw hole 302, limiting plate 303, prevent grey net 304, roof 305, ventilating fan 306, clamp plate 307, rubber pad 308 and pneumatic cylinder 309, it can drive top cap 301 through the rotation of threaded rod 209 and carry out the up-and-down motion, top cap 301 carries out the up-and-down motion and drives pneumatic cylinder 309 up-and-down motion to drive clamp plate 307 and carry out the up-and-down motion, through the flexible length of regulation pneumatic cylinder, come the control to press from both sides the degree of tight inverter body 4 of being incorporated into the power networks, the tight effect of clamp has been reached.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a distributed grid-connected inverter for photovoltaic power generation, includes base (1), slewing mechanism (2) and clamping mechanism (3), its characterized in that: slewing mechanism (2) including motor (201), axis of rotation (202), first bevel gear (203), second bevel gear (204), dwang (205), supporting leg (206), third bevel gear (207), fourth bevel gear (208), threaded rod (209) and sleeve (210), the top of base (1) and the bottom fixed mounting of motor (201), the output of motor (201) and the bottom fixed connection of axis of rotation (202), the top of axis of rotation (202) is run through the inner wall of first bevel gear (203) and is extended to the top of first bevel gear (203), first bevel gear (203) and second bevel gear (204) meshing connection, the inner wall of second bevel gear (204) and the right-hand member outer wall fixed connection of dwang (205), the left end of dwang (205) runs through the right side of supporting leg (206) in proper order, and the right side of, The right side of the sleeve (210) extends to the inside of the sleeve (210) and is fixedly connected with the inner wall of a third bevel gear (207), the third bevel gear (207) is meshed with a fourth bevel gear (208), the bottom end of a threaded rod (209) is rotatably connected with the inner wall of a bearing, the bearing is fixedly mounted on the inner wall of the bottom of the sleeve (210), and the top end of the threaded rod (209) sequentially penetrates through the inner wall of the fourth bevel gear (208), the inner wall of the top of the sleeve (210), the bottom of a top cover (301) and extends to the position above the top of the top cover (301) to be fixedly connected with the bottom of the limiting plate (303);

clamping mechanism (3) is including top cap (301), screw hole (302), limiting plate (303), prevent grey net (304), roof (305), ventilation fan (306), clamp plate (307), rubber pad (308) and pneumatic cylinder (309), prevent grey net (304) have been seted up to the middle part of top cap (301), the top of pneumatic cylinder (309) and the bottom fixed mounting of top cap (301), the bottom of pneumatic cylinder (309) and the top fixed mounting of clamp plate (307).

2. The grid-connected inverter for distributed photovoltaic power generation according to claim 1, characterized in that: the outer wall of the rotating shaft (202) is fixedly connected with the inner wall of the first bevel gear (203).

3. The grid-connected inverter for distributed photovoltaic power generation according to claim 1, characterized in that: the outer wall of the threaded rod (209) is fixedly connected with the inner wall of the fourth bevel gear (208).

4. The grid-connected inverter for distributed photovoltaic power generation according to claim 1, characterized in that: threaded holes (302) are formed in the left side of the top cover (301), and the threaded rod (209) is in threaded connection with the threaded holes (302).

5. The grid-connected inverter for distributed photovoltaic power generation according to claim 1, characterized in that: the left side of the top plate (305) is fixedly installed with the right side of the bottom of the hydraulic cylinder (309), the right side of the top plate (305) is fixedly installed with the left side of the bottom of the other hydraulic cylinder (309), and the ventilating fan (306) is fixedly installed inside the top plate (305).

6. The grid-connected inverter for distributed photovoltaic power generation according to claim 1, characterized in that: the left side bottom of clamp plate (307) and the top fixed mounting of rubber pad (308), the bottom of rubber pad (308) and the top contact of grid-connected inverter body (4), the top of base (1) and the bottom fixed mounting of protective housing (5), the front of protective housing (5) is through the articulated fixed mounting of hinge chamber door (51).