CN216312940U

CN216312940U - Photovoltaic inverter low pressure power module

Info

Publication number: CN216312940U
Application number: CN202123110192.6U
Authority: CN
Inventors: 刘志广; 蒙井秋; 马嘉男
Original assignee: State Power Investment Group Chengde New Energy Power Generation Co ltd
Current assignee: State Power Investment Group Chengde New Energy Power Generation Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-15
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a low-voltage power supply module of a photovoltaic inverter, which relates to the technical field of power supply modules, in particular to the low-voltage power supply module of the photovoltaic inverter. This photovoltaic inverter low pressure power module, the power module body can block in the inside of L type support, rotatory screw rod drives annular bottom plate and fixes, convenient quick installation and dismantlement, L type support can be stretched to both ends, it is fixed conveniently to adjust according to the power module body of equidimension not, start the fan, the inside formation negative pressure of solid fixed cylinder, the heat that gives off when conveniently taking the internal plant operation of power module out, promote the radiating effect, increase the life of equipment, an internal thread section of thick bamboo can with supplementary section of thick bamboo threaded connection, easy to assemble and dismantlement, it is comparatively convenient to use.

Description

Photovoltaic inverter low pressure power module

Technical Field

The utility model relates to the technical field of power modules, in particular to a low-voltage power module of a photovoltaic inverter.

Background

The power supply module is a power supply device which can be directly attached to a printed circuit board and is characterized by supplying power to an application specific integrated circuit digital signal processor, a microprocessor, a memory, a field programmable gate array and other digital or analog loads.

The photovoltaic inverter low-voltage power supply module disclosed in the Chinese utility model patent application publication specification CN213638523U comprises a base, wherein the upper surface of the base is provided with a chute, the inner wall of the chute is slidably connected with a connecting block, the upper surface of the connecting block is fixedly connected with a clamping frame, the back surface of the base is fixedly connected with a mounting plate, the surface of the mounting plate is provided with a threaded hole, the mounting plate is connected with a mounting frame through a threaded hole thread, the inner wall of the clamping frame is fixedly connected with a protective cushion layer, the inner part of the clamping frame is movably connected with a power supply module body, although the power supply module body is clamped by the sliding clamping frame through the arrangement of the devices such as the base, the clamping frame, the chute, the connecting block and the mounting plate, thereby being convenient for workers to fixedly mount the power supply module body, saving time and labor, thereby effectively improving the working efficiency of the working personnel.

However, the photovoltaic inverter low-voltage power module is inconvenient to install and disassemble, inconvenient and rapid when the power modules with different sizes are fixed, and inconvenient to use, so that the problem can be further optimized.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a photovoltaic inverter low-voltage power supply module, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a photovoltaic inverter low pressure power module, includes loop bar and power module body, but the both ends of loop bar are pegged graft and are had the L type support of telescopic, the inside joint of L type support has the detachable power module body, the upper surface threaded connection of L type support has and is used for spacing screw rod, the bottom cover of screw rod is equipped with and is used for spacing annular bottom plate, the upper surface of loop bar is pegged graft and is had the montant that can adjust from top to bottom, the bottom fixedly connected with of montant is used for the solid fixed cylinder of protection, the inside of solid fixed cylinder has the fan that is used for the radiating through bolted connection, the bottom cover of solid fixed cylinder is equipped with rotatable internal thread section of thick bamboo, the upper surface of power module body is equipped with and is used for discharging thermal supplementary section of thick bamboo, internal thread section of thick bamboo is connected with supplementary section of thick bamboo screw thread.

Optionally, a fixing hole for dissipating heat is formed in the edge of the upper surface of the fixing cylinder, and a spiral ring for limiting is in threaded connection with the side surface of the loop bar.

Optionally, the back fixedly connected with of loop bar is used for the U type branch of support, the side threaded connection of U type branch has and is used for spacing positioning bolt.

Optionally, the upper surfaces of the two ends of the loop bar are inserted with positioning bars for limiting, and the surface of each positioning bar is sleeved with a compressible return spring.

Optionally, the lower surface of the annular bottom plate and the upper surface of the L-shaped bracket are provided with fixing pads for protection.

Optionally, two ends of the elastic direction of the return spring respectively abut against the positioning rod and the inner top wall of the sleeve rod.

(III) advantageous effects

The utility model provides a photovoltaic inverter low-voltage power supply module which has the following beneficial effects:

this photovoltaic inverter low pressure power module, through the power module body, L type support, the screw rod, the annular bottom plate, a fixed section of thick bamboo, the fan, the setting of an internal thread section of thick bamboo and an auxiliary section of thick bamboo, the power module body can block in the inside of L type support, rotatory screw rod drives the annular bottom plate and fixes, convenient quick installation and dismantlement, L type support can be tensile to both ends, it is fixed that convenient adjusts according to the power module body of equidimension not, start the fan, the inside negative pressure that forms of a fixed section of thick bamboo, conveniently take the heat that gives off when the internal plant operation of power module, promote the radiating effect, increase the life of equipment, an internal thread section of thick bamboo can with auxiliary section of thick bamboo threaded connection, easy to assemble and dismantlement, it is comparatively convenient to use.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic cross-sectional view of the fixing cylinder of the present invention;

fig. 4 is a schematic sectional structure view of the L-shaped stent of the present invention.

In the figure: 1. a loop bar; 2. a power module body; 3. an L-shaped bracket; 4. a screw; 5. an annular base plate; 6. a vertical rod; 7. a fixed cylinder; 8. a fan; 9. an internal threaded barrel; 10. an auxiliary cylinder; 11. a fixing hole; 12. a spiro ring; 13. a U-shaped strut; 14. positioning a rod; 15. a return spring.

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 all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a photovoltaic inverter low-voltage power supply module comprises a loop bar 1 and a power supply module body 2, wherein two ends of the loop bar 1 are spliced with a drawable L-shaped support 3, the interior of the L-shaped support 3 is clamped with a detachable power supply module body 2, the upper surface of the L-shaped support 3 is in threaded connection with a screw rod 4 for limiting, and the bottom of the screw rod 4 is sleeved with an annular bottom plate 5 for limiting;

a vertical rod 6 which can be adjusted up and down is inserted into the upper surface of the loop bar 1, the bottom of the vertical rod 6 is fixedly connected with a fixed cylinder 7 for protection, the inside of the fixed cylinder 7 is connected with a fan 8 for heat dissipation through a bolt, the bottom of the fixed cylinder 7 is sleeved with a rotatable internal thread cylinder 9, the upper surface of the power module body 2 is provided with an auxiliary cylinder 10 for heat discharge, and the internal thread cylinder 9 is in threaded connection with the auxiliary cylinder 10;

the edge of the upper surface of the fixed cylinder 7 is provided with a fixing hole 11 for heat dissipation, the side surface of the sleeve rod 1 is in threaded connection with a spiral ring 12 for limiting, the back surface of the sleeve rod 1 is fixedly connected with a U-shaped supporting rod 13 for supporting, the side surface of the U-shaped supporting rod 13 is in threaded connection with a positioning bolt for limiting, positioning rods 14 for limiting are inserted into the upper surfaces of the two ends of the sleeve rod 1, the surface of each positioning rod 14 is sleeved with a compressible return spring 15, the lower surface of the annular bottom plate 5 and the upper surface of the L-shaped support 3 are provided with fixing pads for protection, and the two ends of the return spring 15 in the elastic direction respectively abut against the positioning rod 14 and the inner top wall of the sleeve rod 1;

in order to reduce the damage to the power module body 2, the lower surface of the annular bottom plate 5 and the upper surface of the L-shaped bracket 3 are both provided with fixing pads, so that the damage can be reduced during fixing, and the filter screen plate in the auxiliary cylinder 10 can reduce dust for the interior of the power module body 2 and protect the same;

through the power module body 2, L type support 3, the screw rod 4, annular bottom plate 5, a fixed section of thick bamboo 7, the fan 8, the setting of an internal thread section of thick bamboo 9 and an auxiliary cylinder 10, the power module body 2 can block in the inside of L type support 3, rotatory screw rod 4 drives annular bottom plate 5 and fixes, convenient quick installation and dismantlement, L type support 3 can be to both ends tensile, it is fixed conveniently to adjust according to the power module body 2 of equidimension not, start fan 8, the inside negative pressure that forms of a fixed section of thick bamboo 7, conveniently take out the heat that gives off when 2 internal plant of power module body moved, promote the radiating effect, increase the life of equipment, internal thread section of thick bamboo 9 can with auxiliary cylinder 10 threaded connection, easy to assemble and dismantlement, it is comparatively convenient to use.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In the utility model, the working steps of the device are as follows:

1. when the power module is used, the U-shaped supporting rod 13 is fixed at a position to be used through a positioning bolt, the positioning rod 14 is pulled, the L-shaped support 3 is adjusted according to the size of the power module body 2, after the adjustment is finished, the positioning rod 14 is loosened, and the bottom end of the positioning rod 14 is automatically clamped inside the L-shaped support 3 to be fixed through the acting force of the return spring 15;

2. the power module body 2 is clamped inside the L-shaped support 3, the rotary screw 4 is fixed through the annular bottom plate 5, the internal thread cylinder 9 is in threaded connection with the auxiliary cylinder 10, and the rotary spiral ring 12 is fixed;

3. the fan 8 is started to extract heat generated when the equipment in the power module body 2 runs.

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. The utility model provides a photovoltaic inverter low pressure power module, includes loop bar (1) and power module body (2), its characterized in that: two ends of the loop bar (1) are inserted with a drawable L-shaped bracket (3), the interior of the L-shaped bracket (3) is clamped with a detachable power module body (2), the upper surface of the L-shaped bracket (3) is in threaded connection with a screw rod (4) for limiting, an annular bottom plate (5) for limiting is sleeved at the bottom of the screw rod (4), a vertical rod (6) which can be adjusted up and down is inserted in the upper surface of the loop bar (1), the bottom of the vertical rod (6) is fixedly connected with a fixed cylinder (7) for protection, the inner part of the fixed cylinder (7) is connected with a fan (8) for heat dissipation through a bolt, the bottom of the fixed cylinder (7) is sleeved with a rotatable internal thread cylinder (9), the upper surface of the power module body (2) is provided with an auxiliary barrel (10) for discharging heat, and the internal thread barrel (9) is in threaded connection with the auxiliary barrel (10).

2. The photovoltaic inverter low voltage power module of claim 1, wherein: the edge of the upper surface of the fixed cylinder (7) is provided with a fixing hole (11) for heat dissipation, and the side surface of the loop bar (1) is in threaded connection with a spiral ring (12) for limiting.

3. The photovoltaic inverter low voltage power module of claim 1, wherein: the back fixedly connected with of loop bar (1) is used for U type branch (13) that support, the side threaded connection of U type branch (13) has and is used for spacing positioning bolt.

4. The photovoltaic inverter low voltage power module of claim 1, wherein: the upper surfaces of the two ends of the loop bar (1) are inserted with positioning bars (14) for limiting, and the surface of each positioning bar (14) is sleeved with a compressible return spring (15).

5. The photovoltaic inverter low voltage power module of claim 1, wherein: and fixing pads for protection are arranged on the lower surface of the annular bottom plate (5) and the upper surface of the L-shaped support (3).

6. The photovoltaic inverter low voltage power module of claim 4, wherein: two ends of the reset spring (15) in the elastic direction respectively abut against the positioning rod (14) and the inner top wall of the sleeve rod (1).