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CN-224218710-U - Automatic current-sharing switching power supply

CN224218710UCN 224218710 UCN224218710 UCN 224218710UCN-224218710-U

Abstract

The utility model relates to the technical field of switch power supplies and discloses an automatic current-sharing switch power supply, which comprises a mounting base, a copper heat dissipation part, an automatic current-sharing switch circuit board, a shell, clamping parts and a heat-conducting silica gel layer, wherein the inside of the top end of the mounting base is provided with the automatic current-sharing switch circuit board, the inside of the bottom end of the mounting base is provided with the copper heat dissipation part, the copper heat dissipation part penetrates through the inside of the mounting base, the heat-conducting silica gel layer is uniformly smeared between the automatic current-sharing switch circuit board and the top end of the copper heat dissipation part, four corners of the automatic current-sharing switch circuit board are fixedly connected with the copper heat dissipation part through an adapting bolt, the inside of the top end of the mounting base is provided with four clamping parts which are in axisymmetric distribution, and the top end of the mounting base is provided with the shell which is correspondingly clamped with the mounting base.

Inventors

  • SUN JUNSHAN

Assignees

  • 深圳市吉奥科技有限公司

Dates

Publication Date
20260508
Application Date
20250515

Claims (6)

  1. 1. The automatic current-sharing switch power supply comprises a mounting base (1), a copper heat dissipation part (2), an automatic current-sharing switch circuit board (3), a shell (4), clamping pieces (5) and a heat conduction silica gel layer (6), and is characterized in that the automatic current-sharing switch circuit board (3) is arranged inside the top end of the mounting base (1), the copper heat dissipation part (2) is arranged inside the bottom end of the mounting base (1), the copper heat dissipation part (2) penetrates inside the mounting base (1), the heat conduction silica gel layer (6) is uniformly smeared between the automatic current-sharing switch circuit board (3) and the top end of the copper heat dissipation part (2), four corners of the automatic current-sharing switch circuit board (3) are fixedly connected with the copper heat dissipation part (2) through an adaptive bolt, four clamping pieces (5) which are in axisymmetric distribution are arranged inside the top end of the mounting base (1), and the shell (4) is correspondingly clamped with the mounting base (1) through the clamping pieces (5).
  2. 2. The automatic current sharing switch power supply of claim 1, wherein the top end of the mounting base (1) is provided with two side blocks (7) which are axially symmetrically distributed, opposite sides of the two side blocks (7) are respectively provided with a cavity (8) which is axially symmetrically distributed, clamping pieces (5) are correspondingly placed at the bottom end inside the cavity (8), the side wall of the cavity (8) is of a cavity structure, and the top end of the cavity (8) is of an opening structure.
  3. 3. The automatic current sharing switch power supply of claim 2, wherein the inside of the top end of the installation base (1) is provided with a matching groove (10), the center of the inside of the matching groove (10) is provided with a matching groove hole (11), the inside of the installation base (1) is provided with four connecting holes III (16) which are distributed in an axisymmetric manner, the inside of the bottom end of the installation base (1) is of an arch structure, the two opposite side walls of the bottom end of the installation base (1) are provided with two connecting holes I (9) which are distributed in an axisymmetric manner, and the connecting holes I (9) are fixedly connected with the installation position through an adapting screw.
  4. 4. The automatic current sharing switch power supply of claim 1, wherein a top plate (12) is arranged at the top end of the copper radiating piece (2), the top plate (12) is correspondingly connected with the matching groove (10) in a matching way, a bottom plate (13) is arranged at the bottom end of the copper radiating piece (2), a connecting block which is matched and connected with the matching groove hole (11) is arranged between the top plate (12) and the bottom plate (13), a group of radiating fins (14) which are distributed at equal intervals are arranged at the bottom end of the bottom plate (13), connecting holes II (15) are formed in four corners of the bottom plate (13), the connecting holes II (15) correspond to the connecting holes III (16), and the connecting holes II (15) are matched and connected with the automatic current sharing switch circuit board (3) through the connecting holes III (16) through adapting bolts.
  5. 5. The automatic current sharing switch power supply of claim 1, wherein the whole shell (4) is a hollow cuboid frame with an opening at the bottom, ventilation holes which are distributed at equal intervals are formed in the side wall and the top of the shell (4), four clamping blocks (17) which are distributed in an axisymmetric mode are arranged at the bottom ends of two opposite side walls in the shell (4), the clamping blocks (17) are correspondingly connected with the cavity (8) in a matched mode, and a connecting port (18) is formed in the side wall of the shell (4).
  6. 6. The automatic current sharing switch power supply of claim 2, wherein the clamping piece (5) is composed of two parts, namely two matching plates (19) which are axially symmetrically distributed and three springs (20) which are equidistantly distributed, the inside of the two matching plates (19) is correspondingly welded with two ends of the springs (20), and the matching plate (19) at the top end of the clamping piece (5) is correspondingly matched with the clamping block (17).

Description

Automatic current-sharing switching power supply Technical Field The utility model relates to the technical field of switching power supplies, in particular to an automatic current-sharing switching power supply. Background In modern electronic equipment and industrial systems, high-power electricity demand continuously rises, traditional single-machine switching power supply is limited by power capacity, high-power supply demands in scenes such as a data center, an electric automobile charging facility, an industrial automation production line and the like are difficult to meet, then a scheme of parallel operation of a plurality of switching power supplies is generated, total power output of a power supply system can be remarkably improved through combination of a plurality of power supply modules, but when the power supplies are connected in parallel, due to inherent differences of characteristics of the power supply modules, if the power supply modules are not controlled, the phenomenon of uneven current distribution is extremely easy to occur, part of the power supply modules can bear excessive current to overload, the service life is shortened and even damaged, the automatic current-sharing switching power supply is an advanced power conversion device and is mainly used in a multi-module power supply system, the automatic current-sharing switching power supply can automatically monitor and adjust output currents of the parallel power supply modules, current uniformity allocation born by each module is guaranteed, current information of each module is collected in real time through a built-in current-sharing control circuit and a related algorithm, the current uniformity of the power supply system is accurately adjusted after analysis processing, the problem of uneven current in the parallel connection of the power supply is effectively solved, the whole performance, the power supply system is improved, the reliability and the power supply system is high in stability, the power supply system is applicable to the fields and the medical fields are widely required, and the medical fields are widely applied. The automatic current-sharing switch power supply is the same as most switch power supplies, a large amount of heat can still be generated during operation, the normal operation and the safety of the automatic current-sharing switch power supply can be seriously influenced by the generated heat, the traditional power supply switch has defects in cooling and heat dissipation, the traditional switch power supply can take a large amount of time to disassemble the screws during maintenance and repair, the maintenance and repair speed is reduced, and the automatic current-sharing switch power supply is provided for the purposes. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides an automatic current-sharing switching power supply, which solves the problems. (II) technical scheme In order to achieve the purpose, the automatic current sharing switch power supply comprises a mounting base, a copper heat dissipation part, an automatic current sharing switch circuit board, a shell, clamping pieces and a heat conducting silica gel layer, wherein the automatic current sharing switch circuit board is arranged in the top end of the mounting base, the copper heat dissipation part is arranged in the bottom end of the mounting base, the copper heat dissipation part penetrates through the mounting base, the heat conducting silica gel layer is uniformly smeared between the automatic current sharing switch circuit board and the top end of the copper heat dissipation part, four corners of the automatic current sharing switch circuit board are fixedly connected with the copper heat dissipation part through an adapting bolt, four clamping pieces which are in axisymmetric distribution are arranged in the top end of the mounting base, the shell is arranged in the top end of the mounting base, and the shell is correspondingly clamped with the mounting base through the clamping pieces. Preferably, the top end of the mounting base is provided with two side blocks which are axially symmetrically distributed, the opposite side edges of the two side blocks are respectively provided with a cavity with a back which is axially symmetrically distributed, the bottom end inside the cavity with the back is correspondingly provided with a clamping piece, the side wall of the cavity with the back is of a structure with a back opening, and the top end of the cavity with the back opening is of a structure with the back opening. Preferably, the inside cooperation groove of having seted up of installation base top, cooperation slotted hole has been seted up to cooperation inslot portion center, and the inside four connecting holes three that are axisymmetric distribution of having seted up of installation base, the inside arch structure that is of installation base b