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CN-122017661-A - Aging cabinet for power supply

CN122017661ACN 122017661 ACN122017661 ACN 122017661ACN-122017661-A

Abstract

The invention belongs to the technical field of power supply aging cabinets, and particularly relates to an aging cabinet for a power supply, which comprises an aging cabinet main body, wherein a plurality of matrix-type distributed carrier plates are arranged in the aging cabinet main body, detection trays are detachably arranged on the carrier plates, the detection trays arranged on the carrier plates are electrically connected with the aging cabinet main body, an air inlet filter assembly and an exhaust fan are arranged at the top of the aging cabinet main body, the air inlet filter assembly and the exhaust fan are matched to enable air inside and outside the aging cabinet main body to circulate, and enable the inside of the aging cabinet main body to keep a target temperature, and the air inlet filter assembly comprises a round box. According to the invention, the positions of the semicircular filtering part II and the semicircular filtering part III are periodically changed, so that dust can be filtered for a period of time, and the reversely blown dust is discharged outside the aging cabinet main body again, so that the dust can not enter the aging cabinet main body.

Inventors

  • TAN JIYUAN
  • JIA XIYUN

Assignees

  • 深圳市昌宝机电设备有限公司

Dates

Publication Date
20260512
Application Date
20260409

Claims (8)

  1. 1. An ageing cabinet for power supply, includes ageing cabinet main part (1), wherein be equipped with a plurality of carrier plates (2) that matrix distributes in ageing cabinet main part (1), detachably install on carrier plate (2) and detect tray (3), install detection tray (3) on carrier plate (2) and ageing between cabinet main part (1) electric connection, inlet air filter assembly (4) and exhaust fan (5) are installed at the top of ageing cabinet main part (1), inlet air filter assembly (4) and exhaust fan (5) cooperation are used for making ageing cabinet main part (1) inside and outside air circulate and make ageing cabinet main part (1) inside keep target temperature, inlet air filter assembly (4) are including round case (41), be equipped with exhaust pipe (414) that are linked together with ageing cabinet main part (1) inside on round case (41), inside movable mounting of round case (41) has cartridge filter (42), be equipped with in cartridge filter (42) and take out air supply mechanism (43).
  2. 2. An ageing cabinet for a power supply according to claim 1, characterized in that the detection tray (3) comprises a tray body (31), and that the tray body (31) is provided with a plurality of groups of AC sockets (32) and DC sockets (33) distributed linearly.
  3. 3. The aging cabinet for the power supply of claim 1, wherein the circular box (41) is provided with an air outlet (411), an air inlet I (412) and an air inlet II (413), the openings of the air inlet I (412) and the air inlet II (413) are downwards arranged and distributed on two sides of an air outlet pipe (414), the air outlet (411) is positioned right above the air outlet pipe (414), the inner wall of the top of the aging cabinet body (1) is provided with an air inlet (6) and an air outlet (7), the air outlet pipe (414) is communicated with the air inlet (6), and the air outlet (7) is communicated with the air outlet (5).
  4. 4. The aging cabinet for the power supply according to claim 1, wherein two ends of the filter cylinder (42) are provided with seals, a first semicircular filter part (422), a second semicircular filter part (423), a third semicircular filter part (424) and a fourth semicircular filter part (425) are arranged on the filter cylinder (42), an annular ring (46) is installed on one side, close to the air inlet (6), of the filter cylinder (42) in an embedded rotating mode, two symmetrically distributed electric push rods (47) are fixedly installed on one side, close to the air inlet (6), of the round box (41) in a penetrating mode, and piston rod ends of the two electric push rods (47) are fixedly connected with the annular ring (46).
  5. 5. The aging cabinet for a power supply according to claim 4, wherein a plurality of spiral guide grooves (415) distributed in a circumferential array are formed in the inner wall of the circular box (41), and a plurality of spiral guide ribs (421) matched with the plurality of spiral guide grooves (415) are fixedly arranged on the outer side of the filter cartridge (42).
  6. 6. The aging cabinet for the power supply according to claim 1, wherein a prism (44) is installed at the axis of the round box (41) in a penetrating mode in a rotating mode, a motor (45) is fixedly installed on one side, away from the air inlet (6), of the round box (41), an output shaft of the motor (45) is fixedly connected with the end portion of the prism (44), the prism (44) penetrates through the filter cylinder (42) and is movably connected with the filter cylinder (42), the pumping mechanism (43) is arranged on the prism (44) in a sliding mode in a sleeved mode, and the pumping mechanism (43) rotates synchronously with the prism (44).
  7. 7. The aging cabinet for a power supply according to claim 6, wherein the pumping mechanism (43) comprises a first circular plate (431), a second circular plate (432) and an annular plate (433), the annular plate (433) is located between the first circular plate (431) and the second circular plate (432), the first circular plate (431) and the second circular plate (432) are respectively and rotatably connected with the inner walls of two sides of the filter cylinder (42), a plurality of second centrifugal fan blades (435) distributed in a circumferential array are fixedly installed between the first circular plate (431) and the annular plate (433), a plurality of first centrifugal fan blades (434) distributed in a circumferential array are fixedly installed between the second circular plate (432) and the annular plate (433), and the arrangement directions of the first centrifugal fan blades (434) and the second centrifugal fan blades (435) are opposite.
  8. 8. The aging cabinet for power supply according to claim 7, wherein the center of the first circular plate (431) and the center of the second circular plate (432) are respectively provided with a prismatic groove, and the prismatic (44) penetrates through the two prismatic grooves and is connected with the inner walls of the two prismatic grooves in a sliding manner.

Description

Aging cabinet for power supply Technical Field The invention relates to the technical field of power supply aging cabinets, in particular to an aging cabinet for a power supply. Background The switching power supply is an efficient and reliable power supply converter, is an important component of modern electronic equipment, and is widely applied to the fields of computers, communication equipment, industrial automation, smart power grids and the like. In the intelligent power grid system, stable and low-loss electric energy conversion is realized by highly depending on a switching power supply from an intelligent electric meter and a data acquisition terminal to electric power monitoring and communication equipment. In order to ensure the reliability and performance of the switching power supply in long-term operation, strict aging tests are required before the product leaves the factory. The aging cabinet is used as core equipment for aging test, the uniformity of internal temperature distribution is an important technical index for measuring the performance of the equipment, and the aging result of power supply products placed in different areas is directly affected. In general, it is necessary to ensure that the inside of the aging cabinet is in a constant temperature state, so that, during aging, when the temperature in the cabinet increases, exchange with external cold air is required to achieve cooling. In order to ensure that the cold air exchanged into the ageing cabinet is clean and avoid dust pollution to power supply products and test environments, the cold air is usually filtered. However, the conventional filtering mode of the filter screen can reduce the filterability and air permeability after a period of use, and requires frequent manual maintenance. Under the background that requirements of smart power grid equipment on long-term stability and low operation and maintenance cost of a power supply are increasingly improved, the conventional aging cabinet cannot perform normal cold air filtering exchange during maintenance, so that test continuity and result consistency are affected, and therefore the aging cabinet for the power supply is provided. Disclosure of Invention The invention provides an aging cabinet for a power supply, which aims to solve the defects in the prior art. In order to achieve the purpose, the aging cabinet for the power supply comprises an aging cabinet main body, wherein a plurality of matrix-type distributed carrier plates are arranged in the aging cabinet main body, detection trays are detachably arranged on the carrier plates, the detection trays arranged on the carrier plates are electrically connected with the aging cabinet main body, an air inlet filter assembly and an exhaust fan are arranged at the top of the aging cabinet main body and are matched with the air inlet filter assembly and the exhaust fan to enable air inside and outside the aging cabinet main body to circulate, target temperature is kept inside the aging cabinet main body, the air inlet filter assembly comprises a round box, an exhaust pipe communicated with the inside of the aging cabinet main body is arranged on the round box, a filter cylinder is movably arranged inside the round box, and an air pumping mechanism is arranged inside the filter cylinder. Preferably, the detection tray comprises a tray main body, and a plurality of groups of AC sockets and DC sockets which are linearly distributed are arranged on the tray main body. Preferably, the round box is provided with an air outlet, an air inlet I and an air inlet II, the air inlet I and the air inlet II are downwards arranged and distributed on two sides of an air exhaust pipe, the air outlet is positioned right above the air exhaust pipe, the inner wall of the top of the aging cabinet body is provided with an air inlet and an air outlet, the air exhaust pipe is communicated with the air inlet, and the air exhaust fan is communicated with the air outlet. Preferably, the filter cartridge both ends are the seal setting, be equipped with semicircle filter part one, semicircle filter part two, semicircle filter part three and semicircle filter part four on the filter cartridge, one side that the filter cartridge is close to the air intake embedded rotation is installed annular circle, one side that the round case is close to the air intake runs through two electric push rods that have symmetrical arrangement, and the piston rod tip of two electric push rods all is with annular circle fixed connection. Preferably, a plurality of spiral guide grooves distributed in a circumferential array are formed in the inner wall of the circular box, and a plurality of spiral guide ribs matched with the plurality of spiral guide grooves are fixedly arranged on the outer side of the filter cylinder. Preferably, the axle center department of circle case runs through and rotates and install the prism, one side fixed mounting that the air intake was kept away