CN116699272A - Energy-saving power converter aging test device - Google Patents

Abstract

The invention discloses an energy-saving power converter aging test device, which relates to the technical field of aging test devices, and comprises a case, a protective box is fixedly installed on the upper end of the case, a controller is fixedly installed on one side of the protective box, and the upper end side of the protective box is fixedly installed There is a warning light, and the warning light is electrically connected to the controller through a connecting wire. There are two front doors hinged at the front of the protective box. There is a test box, a support platform is installed movable in the test box, and a mounting platform is fixedly installed at the lower end of the support platform. The test box is divided into two test spaces by a partition board, and load tests at different temperatures are carried out using the space on both sides of the test box, and the isolation mechanism can provide a temperature isolation protection for the socket connected to the power converter to ensure that it can be used in the test room. Normal power supply for its power converter during the test.

Description

An energy-saving power converter aging test device

technical field

The invention relates to the technical field of aging test devices, in particular to an energy-saving power converter aging test device.

Background technique

Power converters, also known as AC converters, are a type of transformer. Due to the different power environments in countries and regions around the world, there are also differences in civilian voltages, and the voltage application ranges of electrical appliances in various countries are also different. Therefore, AC converters are used to convert AC electrical A device that converts the waveform into another AC electrical waveform, and its voltage and frequency can be adjusted arbitrarily, such as frequency converters, cycloconverters and matrix converters are all AC/AC converters;

Due to its special conditions of use, the power converter needs to undergo an aging test before leaving the factory. On the one hand, it will detect its maximum and minimum service life in different use environments. At the same time, it will also test its power converter in different Under load, the traditional power converter detection equipment needs to adjust the ambient temperature of the power converter separately, and then needs to start and stop the aging test of the power converter for many times, and the position of the power converter needs to be adjusted. Switching causes a decrease in detection efficiency, and the temperature adjustment of the detection environment also requires more temperature increasing and cooling equipment and consumes more energy.

Contents of the invention

The object of the present invention is to provide an energy-saving power converter aging test device, which can effectively solve the problems in the background technology.

In order to achieve the above object, the technical scheme that the present invention takes is:

An energy-saving power converter aging test device, comprising a chassis, a protective box is fixedly installed on the upper end of the chassis, a controller is fixedly installed on one side of the protective box, a warning light is fixedly installed on one side of the upper end of the protective box, and The warning light is electrically connected to the controller through a connecting wire. Two front doors are hinged at the front end of the protective box. Two guide rail seats are fixedly installed on the chassis inside the protective box. The two guide rail seats A test box is installed on the upper side, and a support platform is installed in the test box. The lower end of the support platform is fixedly installed with an installation platform. The upper end of the test box is movably installed with a top cover. A first fixed shaft is fixedly installed, a connecting terminal is fixedly installed inside the first fixed shaft, an outer protective shell is fixedly installed outside the connecting terminal, and a plurality of isolating mechanisms are arranged inside the supporting platform, and the isolating mechanism It includes a mounting shell and a sealing block, the mounting shell is fixedly installed at the lower end of the supporting platform, and the lower end of the sealing block is movably connected with the mounting shell through a connecting cover.

As a further preferred solution of the present invention, two equipment boxes are fixedly installed at the lower end of the test box, and an electric parameter tester, a withstand voltage tester and a numerical multimeter are fixedly installed in the equipment box, and the electric parameter tester, the withstand voltage The tester and the numerical multimeter are respectively electrically connected to the controller through connecting wires, and two sliders are fixedly installed at the lower end of the test box, and the test box is slidably installed on two guide rail seats through the two sliders.

As a further preferred solution of the present invention, the center of the bottom of the test box is provided with a first turn slot, the bottom of the first turn slot is provided with a wire hole, and the bottom of the test box at the peripheral position of the first turn slot is opened with a There are positioning slots.

As a further preferred solution of the present invention, a plurality of card slots are provided at the peripheral position of the lower end of the support platform, a separation groove is provided at the middle position of the upper end of the support platform, and a plurality of third installation holes are opened in the support platform , there are two first installation holes in the first fixed shaft, a polygonal ring is fixedly installed at the lower outside of the first fixed shaft, and the lower end of the first fixed shaft is rotatably installed in the first rotating groove, and the The peripheral position of the lower end of the supporting platform is then rotated and installed in the positioning groove.

As a further preferred solution of the present invention, a second installation hole is provided at the center of the installation platform, and a plurality of blocks are fixedly installed on the outside of the installation platform, and the installation platform is installed on the outside of the polygonal ring through the second installation hole. And attach it to the bottom of the test box with the help of the support table.

As a further preferred solution of the present invention, an electrical ring is rotatably installed at the lower outer side of the connecting terminal, an end column is fixedly installed at the center of the upper end of the connecting terminal, and a contact seat is fixedly installed on the outer side of the end column. The shell is screwed into the screw hole at the lower end of the first fixed shaft, and the electrical ring is electrically connected to the controller through the connecting wire, and the electrical ring is integrated with the connecting terminal and the end post as a conductive material.

As a further preferred solution of the present invention, a mounting ring is provided at the center of the mounting shell, and the mounting ring is fixedly installed in the mounting shell through a plurality of connecting rods, and the upper end of the mounting shell is screwed to the outside of the third mounting hole. position in the screw groove.

As a further preferred solution of the present invention, a mounting ring is also provided in the connecting cover, and the mounting ring is also fixedly installed inside the connecting cover through a plurality of connecting rods, a socket is arranged in the connecting cover, and the lower end of the socket is fixed Connected with a connecting shaft, the connecting shaft is in a hollow state, the connecting shaft is interspersed and installed between two installation rings, the socket is electrically connected to the end column through the connecting wire through the connecting shaft, and the upper end of the connecting cover A plurality of fixing seats are fixedly installed, and second rotation slots are provided on both sides of the fixing seats.

As a further preferred solution of the present invention, a connecting plate is fixedly installed at the lower end of the sealing block, and second fixed shafts are fixedly installed on both sides of the connecting plate, and the connecting plate is rotatably installed by the second fixed shafts on both sides. between the two mounts.

As a further preferred solution of the present invention, a partition plate is fixedly installed at the middle position of the lower end of the top cover, and a plurality of overflow holes are opened above the partition plate, and the top cover is inserted and installed on the test box, and the The lower end of the partition plate is installed in the partition groove through insertion.

Compared with the prior art, the present invention has the following beneficial effects:

An energy-saving power converter aging test device according to the present invention uses a partition plate to divide the test box into two test spaces, and uses the space on both sides of the test box to carry out load tests at different temperatures, and the isolation mechanism can The socket connected to the power converter has a temperature isolation protection to ensure that the power converter can be powered normally during the test;

The rotatable connecting terminal ensures the normal electrical connection between the socket and the controller through the connecting wire when the supporting platform is rotated and adjusted.

Description of drawings

Fig. 1 is a schematic diagram of the main structure of the present invention;

Fig. 2 is the split diagram of test box structure of the present invention;

Fig. 3 is the enlarged view of place A in Fig. 2;

Fig. 4 is a schematic structural diagram of a connection terminal of the present invention;

Figure 5 is an exploded view of the structure of the isolation mechanism of the present invention;

Fig. 6 is the enlarged view of place B in Fig. 5;

Fig. 7 is a schematic diagram of the top cover structure of the present invention.

In the figure: 1. Chassis; 2. Protective box; 3. Controller; 4. Warning light; 5. Front cover door; 6. Guide rail seat; 7. Test box; 8. Supporting platform; , top cover; 11, first fixed shaft; 12, connection terminal; 13, outer shell; 14, isolation mechanism; 15, installation shell; 16, sealing block; 17, connection cover; 18, equipment box; 19, the first 1 turning slot; 20, wire hole; 21, positioning slot; 22, card slot; 23, separation slot; 24, first installation hole; 25, polygonal ring; 26, second installation hole; 27, electrical ring; 28 , end column; 29, contact seat; 30, third mounting hole; 31, fixed seat; 32, second turning slot; 33, connecting plate; 34, second fixed shaft; 35, mounting ring; 36, connecting rod; 37, socket; 38, connecting shaft; 39, compression spring; 40, partition plate; 41, overflow hole.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

As shown in Figures 1 to 7, an energy-saving power converter aging test device provided by the present invention includes a chassis 1, a protective box 2 is fixedly installed on the upper end of the chassis 1, and a controller 3 is fixedly installed on one side of the protective box 2. A warning light 4 is fixedly installed on one side of the upper end of the protective box 2, and the warning light 4 is electrically connected to the controller 3 through a connecting wire. Two guide rail seats 6 are fixedly installed, and a test box 7 is movably installed on the two guide rail seats 6, and a support platform 8 is movably installed in the test box 7. A top cover 10 is installed movable, and a first fixed shaft 11 is fixedly installed at the center position of the lower end of the support platform 8, and a connecting terminal 12 is fixedly installed inside the first fixed shaft 11, and an outer protective shell 13 is fixedly installed on the outside of the connecting terminal 12. The platform 8 is provided with a plurality of isolation mechanisms 14. The isolation mechanism 14 includes an installation shell 15 and a sealing block 16. The installation shell 15 is fixedly installed on the lower end of the support platform 8, and the lower end of the sealing block 16 is movably connected to the installation shell 15 through a connecting cover 17.

Two equipment boxes 18 are fixedly installed at the lower end of the test box 7, and an electric parameter tester, a withstand voltage tester and a numerical multimeter are fixedly installed in the equipment box 18, and the electric parameter tester, the withstand voltage tester and the numerical multimeter are connected through connecting wires respectively. It is electrically connected with the controller 3, and two sliders are fixedly installed at the lower end of the test box 7. The test box 7 is slidably installed on the two guide rail seats 6 through the two sliders. Turning slot 19, the inner bottom of the first turning slot 19 is provided with a wire hole 20, the inner bottom of the test box 7 located at the outer periphery of the first turning slot 19 is provided with a positioning slot 21, and the lower end peripheral position of the support platform 8 is provided with a plurality of card slots 22 , the middle position of the upper end of the support platform 8 is provided with a separation groove 23, the support platform 8 is provided with a plurality of third installation holes 30, and the first fixed shaft 11 is provided with two first installation holes 24, the first fixed shaft 11 The position below the outer side is fixedly installed with a polygonal ring 25, the lower end of the first fixed shaft 11 is rotatably installed in the first rotating groove 19, and the peripheral position of the lower end of the supporting platform 8 is rotatably installed in the positioning groove 21, and the center position of the mounting platform 9 is provided with a The second installation hole 26, a plurality of blocks are fixedly installed on the outside of the installation table 9, the installation table 9 is inserted and installed on the outside of the polygonal ring 25 through the second installation hole 26, and attached to the inner bottom of the test box 7 by means of the supporting table 8, An electrical ring 27 is mounted on the lower side of the connecting terminal 12 for rotation, and an end column 28 is fixedly installed at the center of the upper end of the connecting terminal 12, and a contact seat 29 is fixedly installed on the outer side of the end column 28, and the outer shell 13 is screwed to the first fixed shaft 11. In the screw hole at the lower end, the electrical ring 27 is electrically connected to the controller 3 through the connecting wire, and the electrical ring 27 is integrated with the connecting terminal 12 and the terminal post 28. The sex ring 27 can ensure that the connecting wire of the socket 37 is always electrically connected with the connecting terminal 12 when the supporting platform 8 is rotating;

The center position of the mounting shell 15 is provided with a mounting ring 35, the mounting ring 35 is fixedly installed in the mounting shell 15 through a plurality of connecting rods 36, and the upper end of the mounting shell 15 is screwed into the screw groove at the outer position of the third mounting hole 30. A mounting ring 35 is also provided in the cover 17, and the mounting ring 35 is also fixedly installed on the inner side of the connecting cover 17 through a plurality of connecting rods 36. A socket 37 is arranged in the connecting cover 17, and the lower end of the socket 37 is fixedly connected with a connecting shaft 38. The inside of the shaft 38 is hollow, and the connecting shaft 38 is installed between the two mounting rings 35. The socket 37 is electrically connected to the terminal column 28 through the connecting wire through the connecting shaft 38. The upper end of the connecting cover 17 is fixedly installed with a plurality of fixing seats. 31. Both sides of the fixed seat 31 are provided with a second turning groove 32, the lower end of the sealing block 16 is fixedly installed with a connecting plate 33, and both sides of the connecting plate 33 are fixedly installed with a second fixed shaft 34, and the connecting plate 33 passes through the two sides of the connecting plate 33. The second fixed shaft 34 is rotatably installed between the two fixed bases 31, a partition plate 40 is fixedly installed in the middle of the lower end of the top cover 10, and a plurality of overflow holes 41 are provided above the partition plate 40, and the top cover 10 is interspersed and installed. On the test box 7, the lower end of the partition plate 40 is interspersed and installed in the partition groove 23. A plurality of retractable guide rail seats 6 can protect the plug and the socket 37 after the plug of the power converter is connected with the socket 37. role.

It should be noted that the present invention is an energy-saving power converter aging test device. When in use, the test box 7 is first pulled outward on the two guide rail seats 6 by using the slider at the lower end, so that the test box 7 part The structure is moved out of the test box 7, and then we place the power converter to be tested on the support platform 8, and use the separation groove 23 at the upper end of the support platform 8 as a separation area to divide the upper end of the support platform 8 into two groups of test areas , and then insert the plug of the power converter into the corresponding socket 37, then, when the plug of the power converter is connected to the socket 37, a plurality of sealing blocks 16 are pressed down synchronously, so that the sealing blocks 16 pass through the outer shell 13 Drive the connecting plate 33 to press down, and make the connecting plate 33 rotate between the two fixed seats 31 through the second fixed shaft 34 on both sides. Utilize the mounting ring 35 and the connecting rod 36 on the inner side to compress the compression spring 39 to the connecting rod 36 on the inner side of the mounting shell 15, so the sealing block 16 moves down and is closed due to the restriction of the inner wall of the third mounting hole 30, and then through multiple A sealing block 16 protects the plug of the power connector and some cables. When the connecting plate 33 is placed at the lower position in the third mounting hole 30, the sealing block 16 drives the connecting plate 33 to rotate, so that the connecting plate 33 Threaded connection in the third installation hole 30, and then the sealing block 16 is limited and fixed, and then the rest of the power converter can be operated in the same way as above, and then the controller 3 can be used to supply power to the socket 37, and then Start the power converter, and put the four power converters on one side of the support platform 8 into load operation, and the power converter on the other side is in normal operation, and make the heat of the power converter under load enter through the overflow hole 41 to the inner side of the test box 7 of the power converter in normal operation, and then realize the operation under the same high temperature environment with different loads, and then, when the pre-loaded power converter reaching the aging standard is rotated to the The space on the other side in the test box 7 is tested under normal temperature or low temperature environment.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. An energy-conserving power converter aging test device which characterized in that: the intelligent protection device comprises a case (1), a protection box (2) is fixedly arranged at the upper end of the case (1), a controller (3) is fixedly arranged on one side of the protection box (2), a warning lamp (4) is fixedly arranged on one side of the upper end of the protection box (2), the warning lamp (4) is electrically connected with the controller (3) through a connecting wire, two front cover doors (5) are hinged to the front end of the protection box (2), two guide rail seats (6) are fixedly arranged on the case (1) at the inner side of the protection box (2), a test box (7) is movably arranged on the two guide rail seats (6), a bearing table (8) is movably arranged in the test box (7), an installation table (9) is fixedly arranged at the lower end of the bearing table (8), a top cover (10) is movably arranged at the upper end of the test box (7), a first fixed shaft (11) is fixedly arranged at the central position of the lower end of the bearing table (8), a connecting terminal (12) is fixedly arranged in the first fixed shaft (11), and a connecting terminal (12) is fixedly arranged outside a shell (13).

Be equipped with a plurality of isolation mechanism (14) in bearing platform (8), isolation mechanism (14) are including installation shell (15) and sealing block (16), installation shell (15) fixed mounting is in bearing platform (8) lower extreme, sealing block (16) lower extreme passes through connecting cover (17) and installation shell (15) swing joint.

2. The energy-saving power converter burn-in apparatus of claim 1, wherein: two equipment boxes (18) are fixedly arranged at the lower ends of the test boxes (7), an electric parameter tester, a voltage withstand tester and a numerical multimeter are fixedly arranged in the equipment boxes (18), the electric parameter tester, the voltage withstand tester and the numerical multimeter are respectively and electrically connected with the controller (3) through connecting wires, two sliding blocks are fixedly arranged at the lower ends of the test boxes (7), and the test boxes (7) are slidably arranged on the two guide rail seats (6) through the two sliding blocks.

3. The energy-saving power converter burn-in apparatus of claim 2, wherein: a first rotating groove (19) is formed in the center position of the inner bottom of the test box (7), a wire hole (20) is formed in the inner bottom of the first rotating groove (19), and a positioning groove (21) is formed in the inner bottom of the test box (7) at the peripheral position of the first rotating groove (19).

4. An energy efficient power converter burn-in apparatus according to claim 3, wherein: a plurality of clamping grooves (22) are formed in the peripheral position of the lower end of the bearing table (8), a separation groove (23) is formed in the middle position of the upper end of the bearing table (8), a plurality of third mounting holes (30) are formed in the bearing table (8), two first mounting holes (24) are formed in the first fixing shaft (11), a polygon ring (25) is fixedly arranged at the lower position of the outer side of the first fixing shaft (11), the lower end of the first fixing shaft (11) is rotatably arranged in the first rotating groove (19), and the peripheral position of the lower end of the bearing table (8) is rotatably arranged in the positioning groove (21).

5. The energy-saving power converter burn-in apparatus of claim 4, wherein: the mounting table (9) is provided with a second mounting hole (26) at the center, a plurality of clamping blocks are fixedly mounted on the outer side of the mounting table (9), and the mounting table (9) is installed on the outer side of the polygonal ring (25) in a penetrating mode through the second mounting hole (26) and is attached to the inner bottom of the test box (7) by means of the supporting table (8).

6. The energy-saving power converter burn-in apparatus of claim 5, wherein: the utility model discloses a motor vehicle electric control device, including connecting terminal (12), electric ring (27) is installed in the rotation of connecting terminal (12) outside lower extreme position, connecting terminal (12) upper end central point puts fixed mounting has end post (28), end post (28) outside fixed mounting has contact seat (29), outer shell (13) threaded connection is in the screw of first fixed axle (11) lower extreme, just electric ring (27) pass through connecting wire and controller (3) electric connection, just electric ring (27) and connecting terminal (12), end post (28) are integrative electrically conductive material.

7. The energy-efficient power converter burn-in apparatus of claim 6, wherein: the installation shell (15) central point puts and is equipped with collar (35), collar (35) are through a plurality of connecting rods (36) fixed mounting in installation shell (15), installation shell (15) upper end then threaded connection is in the helicoidal groove that is located third mounting hole (30) outside position.

8. The energy efficient power converter burn-in apparatus as defined in claim 7, wherein: the utility model discloses a connector is characterized by also being equipped with collar (35) in connecting cover (17), and this collar (35) also through a plurality of connecting rods (36) fixed mounting inboard at connecting cover (17), be equipped with socket (37) in connecting cover (17), socket (37) lower extreme fixedly connected with connecting axle (38), be hollow state in connecting axle (38), connecting axle (38) alternate to install between two collar (35), socket (37) pass connecting axle (38) and end post (28) electric connection through the connecting wire, connecting cover (17) upper end fixed mounting has a plurality of fixing base (31), second change groove (32) have all been seted up to fixing base (31) both sides.

9. The energy efficient power converter burn-in apparatus as defined in claim 8, wherein: the sealing block (16) is fixedly provided with a connecting plate (33) at the lower end, second fixed shafts (34) are fixedly arranged at two sides of the connecting plate (33), and the connecting plate (33) is rotatably arranged between the two fixed seats (31) through the second fixed shafts (34) at two sides.

10. The energy efficient power converter burn-in apparatus as defined in claim 9, wherein: the middle position of the lower end of the top cover (10) is fixedly provided with a separation plate (40), a plurality of overflow holes (41) are formed in the upper position of the separation plate (40), the top cover (10) is installed on the test box (7) in a penetrating mode, and the lower end of the separation plate (40) is installed in the separation groove (23) in a penetrating mode.