CN-121995148-A - Comprehensive performance detection device for rectifier

CN121995148ACN 121995148 ACN121995148 ACN 121995148ACN-121995148-A

Abstract

The invention relates to the technical field of rectifier detection, and particularly discloses a comprehensive performance detection device for a rectifier, which comprises a bottom box shell, a detection mechanism, a controller, an environment simulation system, a fire extinguishing system and an exhaust system, wherein the detection mechanism is arranged on the bottom box shell; the fire extinguishing system is arranged at the rear side of the bottom box body shell, and the exhaust system is arranged at the top of the detection mechanism. The comprehensive performance detection device for the rectifier can accurately simulate extreme mechanical damage scenes such as multi-direction foreign body puncture, collision and the like possibly encountered by the rectifier in a real vehicle, truly restore the working state of the rectifier under complex extreme working conditions, ensure that the detection result can directly reflect the actual use performance of the rectifier, realize automatic control in the whole detection process, greatly improve the detection efficiency, and further improve the reliability and standardization of the detection work.

Inventors

QIU YUSHI
ZHAO YAN
JI WEI
YANG SHENGGUO
Qu Chengyan
WANG ZHAO
ZHAO LEI
ZHAO SHIXIONG

Assignees

阜新飞宇电子科技有限公司

Dates

Publication Date: 20260508
Application Date: 20260316

Claims (10)

1. A comprehensive performance detection apparatus for a rectifier, comprising: A bottom case housing (1); The detection mechanism (2) is arranged at the top of the bottom box body shell (1); a controller (5) mounted on the front side of the detection mechanism (2); the environment simulation system (6) is arranged in the bottom box body shell (1), and the environment simulation system (6) is electrically connected with the controller (5); The fire extinguishing system (7) is arranged at the rear side of the bottom box body shell (1), and the fire extinguishing system (7) is electrically connected with the controller (5); The exhaust system (8) is arranged at the top of the detection mechanism (2), and the exhaust system (8) is electrically connected with the controller (5).
2. A comprehensive performance testing apparatus for a rectifier according to claim 1, wherein the testing mechanism (2) comprises: The top cabin shell (21) is fixedly arranged at the top of the outer surface of the bottom box shell (1), the controller (5) is embedded in a groove formed in the top of the front side of the door body of the top cabin shell (21), the environment simulation system (6) is connected with the inside of the top cabin shell (21) through a pipeline, and the exhaust system (8) is embedded in a groove formed in the top of the outer surface of the top cabin shell (21); The mechanical arm (22) is fixedly arranged at the top end of the inner part of the top cabin shell (21), and the mechanical arm (22) is electrically connected with the controller (5); the multidirectional spray head (23) is fixedly arranged at the bottom of the moving end of the mechanical arm (22), the multidirectional spray head (23) is connected with the fire extinguishing system (7) through a connecting pipe, and the multidirectional spray head (23) is electrically connected with the controller (5); The number of the electric connection parts (3) is two, and the two electric connection parts (3) are respectively arranged at the left side and the right side of the outer part of the top cabin shell (21); And a destructive simulation part (4) arranged at the inner bottom end of the top cabin shell (21).
3. A comprehensive performance testing apparatus for a rectifier according to claim 2, wherein the electrical connection portion (3) comprises: The tank body shell (31) is fixedly arranged on the outer surface of the top cabin shell (21) and is positioned outside the tank body formed in the side wall of the top cabin shell (21); The electric telescopic rod (32) is fixedly arranged in the groove body shell (31), and the electric telescopic rod (32) is electrically connected with the controller (5); A seal mounting plate (33) fixedly mounted on the inner side of the telescopic end of the electric telescopic rod (32); And the electric connector (34) is arranged on the outer side of the sealing mounting plate (33), and the electric connector (34) is electrically connected with the controller (5).
4. The comprehensive performance detection device for a rectifier according to claim 2, wherein a porous docking member is provided in front of the inner side of the seal mounting plate (33), a single-hole docking member is provided in rear of the inner side of the seal mounting plate (33), and position adjustment members are provided on the outer sides of the porous docking member and the single-hole docking member.
5. A comprehensive performance testing apparatus for a rectifier according to claim 3, wherein the porous docking member comprises: a first mounting plate (35) provided in front of the inner side of the seal mounting plate (33) in the up-down direction; The first motor (36) is fixedly arranged at the top of the outer side of the first mounting plate (35), and the first motor (36) is electrically connected with the controller (5); One end of the rotating rod (37) is rotatably arranged in the middle of the top end of the inner side of the first mounting plate (35) through a bearing seat, and the rotating end of the first motor (36) extends to the inner side of the first mounting plate (35) and is fixedly connected with the axle center of the rotating rod (37); the first chute seat (38) is fixedly arranged in the middle of the inner side of the first mounting plate (35); the limiting slide block (39) is inserted into the inner side of the first chute seat (38); one end of the first connecting rod (310) is rotatably arranged in the middle of the inner side of the limit sliding block (39) through a rotating shaft, and the other end of the first connecting rod (310) is rotatably connected with the other end of the rotating rod (37) through the rotating shaft.
6. The device for detecting the integrated performance of a rectifier according to claim 4, wherein the porous docking member further comprises: The second chute seat (311) is fixedly arranged at the bottom end of the inner side of the first mounting plate (35); the first sliding block seat (312) is inserted into the inner side of the second sliding groove seat (311); the number of the first connecting plugs (313) is two, the two first connecting plugs (313) are respectively detachably arranged at the front side and the rear side of the bottom end of the inner side of the first sliding block seat (312) through mounting frames, and the first connecting plugs (313) are electrically connected with the electric connector (34); The two second connecting rods (314), wherein one ends of the two second connecting rods (314) are respectively rotatably arranged at the front and rear ends of the inner side of the first sliding block seat (312) through rotating shafts; The two limiting rods (315) are arranged, one ends of the two limiting rods (315) are respectively and rotatably arranged on the inner side of the first mounting plate (35) through rotating shafts and positioned on the front side and the rear side of the outer part of the first chute seat (38), and the other ends of the two limiting rods (315) are respectively and rotatably connected with the other ends of the two second connecting rods (314) through rotating shafts; the two transmission rods (316), the quantity of transmission rods (316) is two, two one end of transmission rod (316) is installed at the inboard front and back both ends of spacing slider (39) through the pivot rotation respectively, and two the other end of transmission rod (316) is connected with the axle center of two second connecting rod (314) and gag lever post (315) pivot rotation junction respectively through the bearing rotation.
7. The apparatus of claim 5, wherein the single-hole docking member comprises: A second mounting plate (317) provided in the up-down direction behind the inner side of the seal mounting plate (33); A first limiting component (318) fixedly installed at the rear of the inner side of the second mounting plate (317) along the up-down direction; The second connecting plug (319) is fixedly arranged on the inner side of the limiting end of the first limiting assembly (318) through a mounting frame, and the second connecting plug (319) is electrically connected with the electric connector (34); the first miniature electric telescopic rod (320) is fixedly installed in front of the inner side of the second mounting plate (317) along the up-down direction, the telescopic end of the first miniature electric telescopic rod (320) is connected with the limiting end of the first limiting component (318) through a connecting piece, and the first miniature electric telescopic rod (320) is electrically connected with the controller (5).
8. A comprehensive performance testing apparatus for a rectifier according to claim 6, wherein the destructive analog part (4) comprises: The first linear movement module (41) is fixedly arranged in the middle of the front side of the inner bottom end of the groove body shell (31) along the front-back direction, and the first linear movement module (41) is electrically connected with the controller (5); The rotating module (42) is fixedly arranged at the top of the moving end of the first linear moving module (41), and the rotating module (42) is electrically connected with the controller (5); A mounting base plate (43) mounted on top of the rotating end of the rotating module (42); a vertical frame (44) mounted inside the top cabin outer shell (21) and located behind the first linear movement module (41); the double-shaft moving module (45) is arranged above the front side of the vertical frame (44), and the double-shaft moving module (45) is electrically connected with the controller (5).
9. The comprehensive performance detection apparatus for a rectifier according to claim 7, wherein the destructive analog portion (4) further comprises: The arc chute seat (46) is fixedly arranged at the front side of the moving end of the double-shaft moving module (45) through an L-shaped bracket; the arc-shaped moving seat (47) is clamped below the outer side of the arc-shaped chute seat (46); A semi-arc worm wheel seat (48) which is arranged in the middle of the inner side of the arc-shaped moving seat (47); The fourth motor (49) is arranged at the right end of the outer side of the arc chute seat (46), the rotating end of the fourth motor (49) extends into the inner side of the arc chute seat (46), and the fourth motor (49) is electrically connected with the controller (5); A worm (410) mounted at the rotating end of the fourth motor (49), the worm (410) being engaged with the semi-arcuate worm wheel housing (48); a shell (411) which is arranged at the bottom end of the arc-shaped movable seat (47) through a bracket; the rotary drum (412) is rotatably arranged in a slotted hole inner cavity formed in the right side of the shell (411) through a bearing, and the left end and the right end of the rotary drum (412) respectively extend to the inner cavity of the shell (411) and the outside of the shell (411); The fixed seat (413) is arranged at the right end of the outer side of the rotary drum (412), and the shape of the fixed seat (413) is V-shaped; the rotating shaft rod (414) is rotatably arranged in the inner cavity of the rotating drum (412) along the left-right direction through a bearing, and the left end and the right end of the rotating shaft rod (414) extend out of the rotating drum (412) respectively; the rotating seat (415) is rotatably arranged above the bottom of the fixed seat (413) through a rotating shaft, and the rotating seat (415) is in a V shape; One end gear of the bevel gear set (416) is connected with the right end of the outer side of the rotating shaft rod (414) in a key way, and the other side gear of the bevel gear set (416) is fixedly arranged at the bottom end of the axle center of the rotating seat (415).
10. A comprehensive performance testing apparatus for a rectifier according to claim 8, wherein the destructive analog portion (4) further comprises: the second miniature electric telescopic rod (417) is fixedly arranged on the right side of the top end of the rotating seat (415) along the up-down direction, the telescopic end of the second miniature electric telescopic rod (417) extends out of the lower surface of the rotating seat (415), and the second miniature electric telescopic rod (417) is electrically connected with the controller (5); the conical head (418) is fixedly arranged at the bottom of the telescopic end of the second miniature electric telescopic rod (417); the miniature motors (419) are arranged in number, the two miniature motors (419) are respectively arranged at the front side and the rear side of the inner cavity of the shell (411), and the miniature motors (419) are electrically connected with the controller (5); The gear sets (420), the quantity of gear sets (420) is two, two gear sets (420) one side gear is fixed mounting respectively in the rotation end of two micro-motor (419), and two gear sets (420) opposite side gear mounting is at the outside left side of rotary drum (412) and pivot pole (414) respectively.

Description

Comprehensive performance detection device for rectifier Technical Field The invention relates to the technical field of rectifier detection, in particular to a comprehensive performance detection device for a rectifier. Background The rectifier is a core power electronic device for realizing AC/DC electric energy conversion based on unidirectional conductivity of a semiconductor device, and has the core function of converting alternating current with the size and direction periodically changed along with time into direct current with fixed direction and relatively stable size, and can be divided into a half-wave rectifier, a full-wave rectifier and a bridge rectifier according to a circuit structure and can be divided into an uncontrollable rectifier and a controllable rectifier according to a control mode. As a key basic component of a power electronic system, the rectifier is widely applied to industrial scenes such as industrial motor driving, electric transmission, electrochemical machining and the like, and is a new energy electric energy conversion link such as photovoltaic inversion, wind power generation and the like, and a core support for stable operation of equipment such as an electric automobile charging pile, a consumer electronic power adapter, a communication base station power supply system and the like. With the rapid development of the fields of new energy, industrial automation and the like, the power density of the rectifier is continuously improved, the application scene is increasingly complex, the running stability, the electrical performance reliability and the tolerance capability under extreme working conditions of the rectifier directly determine the power supply safety and the running reliability of downstream equipment, so that the comprehensive and accurate performance detection of the rectifier is developed in the links of product research and development and delivery quality inspection, and the rectifier becomes a core process for guaranteeing the product quality. At present, the existing rectifier performance detection device still has many limitations that firstly, the working condition simulation capability is single, the basic electrical parameter detection at normal temperature and pressure can be mostly finished, the complex extreme working conditions such as high-low temperature damp heat, needle flame test, high-speed or rapid speed change test, foreign matter puncture, multidirectional collision impact and the like faced in the actual service of the rectifier can not be reproduced, the multi-stress coupling loading test can not be realized, the obvious deviation between the detection result and the actual use performance of the product is caused, secondly, the automation degree and the interface suitability are insufficient, the electrical butt joint of the rectifier to be detected and the detection system is mostly dependent on manual operation, the detection efficiency is low, the operation error is easy to be introduced, few devices with the automatic butt joint function can only be adapted to the wiring interface with single specification, the universality is poor, the batch detection requirement of the rectifier with multiple numbers is difficult to be met, thirdly, the safety protection system is imperfect, the safety risk controllability of the testing process is poor, the fire extinguishing, the linkage safety mechanism of the emission of harmful gases is absent in the process of the destructive simulation testing, and the safety risk controllability is poor, and the comprehensive performance requirement of the rectifier is not suitable for the comprehensive performance detection. Therefore, developing a rectifier comprehensive performance detection device capable of accurately reproducing complex extreme service conditions of a rectifier, having universal automatic butt joint capability of multiple specification interfaces and integrating and perfecting a linkage safety protection system becomes a technical problem to be solved in the field. Disclosure of Invention The present invention is directed to a comprehensive performance detection device for a rectifier, so as to solve the above-mentioned problems of the prior art. In order to achieve the above purpose, the invention provides a comprehensive performance detection device for a rectifier, comprising: a bottom box housing; The detection mechanism is arranged at the top of the bottom box body shell; A controller mounted on the front side of the detection mechanism; The environment simulation system is arranged in the bottom box body shell and is electrically connected with the controller; the fire extinguishing system is arranged at the rear side of the bottom box body shell and is electrically connected with the controller; and the exhaust system is arranged at the top of the detection mechanism and is electrically connected with the controller. The detection mechanism comprises a top cabin shell, a m