CN219609096U - 1000V direct current braking unit experimental device - Google Patents

Abstract

The utility model relates to the technical field of experimental devices, in particular to a 1000V direct current braking unit experimental device, which comprises a device main body, wherein a side frame is arranged on the right side surface of the device main body, a display module is arranged on the surface of the side frame, a mounting groove is formed in the top surface of the device main body, and a top cover is arranged in the mounting groove; the alternating current power supply body, alternating current power supply body installs the inside at the mounting groove, alternating current power supply body's right-hand member is provided with first connecting wire, the right-hand member of first connecting wire is provided with rectifier module. The utility model connects the operational amplifier module and the power amplifier module through the third connecting wire, the analog voltage signal output by the operational amplifier module is transmitted to the power amplifier module to amplify the power, the power amplifier module provides corresponding voltage, and meanwhile, the internal components are protected through the design of the top cover and the mounting groove.

Description

1000V direct current braking unit experimental device

Technical Field

The utility model relates to the technical field of experimental devices, in particular to a 1000V direct current braking unit experimental device.

Background

The braking unit is totally called as a 'frequency converter special-purpose energy consumption braking unit', or a 'frequency converter special-purpose energy feedback unit', and is mainly used for controlling occasions with heavier mechanical load and very fast braking speed requirements, and the regenerative electric energy generated by the motor is consumed through a braking resistor or is fed back to a power supply.

Because the voltage of the brake unit in operation is dynamic and is high-voltage direct current, no existing device can power up the brake unit for experiments, the brake unit is unfavorable for maintenance workers and easy to cause potential safety hazards, and meanwhile, when the test is carried out, the components on the test stand cannot be adjusted left and right, and the power up test is inconvenient to be carried out on various types of brake units, so that the improvement and improvement of the problems are the problems to be solved urgently.

Disclosure of Invention

The utility model aims to provide a 1000V direct current braking unit experimental device, which solves the problems that the voltage is dynamic and is high-voltage direct current when a braking unit works, no existing device can power up the braking unit, the maintenance worker is unfavorable, potential safety hazards are easily caused, and meanwhile, when the test is carried out, the components on a test stand cannot be adjusted left and right, so that the power up test is inconvenient to carry out on various types of braking units.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the 1000V direct current braking unit experimental device comprises a device main body, wherein a side frame is arranged on the right side surface of the device main body, a display module is arranged on the surface of the side frame, a mounting groove is formed in the top surface of the device main body, and a top cover is arranged in the mounting groove;

the alternating current power supply body, alternating current power supply body installs the inside at the mounting groove, alternating current power supply body's right-hand member is provided with first connecting wire, first connecting wire's right-hand member is provided with rectifier module, rectifier module's back is provided with the second connecting wire, alternating current power supply body's left end is provided with the third connecting wire.

Preferably, the left side surface of the device main body is provided with an operational amplifier module and a power amplifier module in sequence from left to right, and the top end of the device main body is fixedly connected with an adjusting frame.

Preferably, the inside wall fixedly connected with fixed block of alignment jig, the back of fixed block is provided with electric putter.

Preferably, the one end that the fixed block was kept away from to electric putter fixedly connected with test frame, the left side surface fixedly connected with test board of test frame.

Preferably, the bottom fixedly connected with backup pad of test board, the right side surface fixedly connected with holding ring of backup pad.

Preferably, the inside of support ring is provided with test electric wire, the bottom of test board is provided with stable circle.

Preferably, the stabilizing ring is mutually matched with the test wire, and the test wire is electrically connected with the second connecting wire.

Compared with the prior art, the utility model has the beneficial effects that:

this 1000V DC braking unit experimental apparatus, through the device main part that sets up, the side bearer, display module, the top cap, alternating current power supply body, first connecting wire, rectifier module, the second connecting wire, the third connecting wire, operational amplifier module and power amplifier module, when using, at first through alternating current power supply body, the design of first connecting wire and rectifier module can be with alternating current conversion to direct current, then connect operational amplifier module and power amplifier module through the third connecting wire, the analog voltage signal transmission through the output of operational amplifier module is to power amplifier module and carry out power amplification, power amplifier module provides corresponding voltage, protect the internal part through the design of top cap and mounting groove simultaneously, the practicality of design has been embodied.

This 1000V direct current braking unit experimental apparatus through the electric putter, test frame, test board, backup pad, holding ring, test electric wire and stable circle that set up, when using, at first can slide the test frame at the inside stable of fixed block through electric putter's design, simultaneously through the removal of test frame, another group test frame also can remove, when the test, adjusts the position of test frame according to actual conditions, uses professional instrument to connect two sets of test electric wires afterwards to carry out quick test, through last electricity test, confirm braking unit state, whether have the trouble, convenient operation has embodied the functionality of design.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic perspective view of the structure of the test stand of the present utility model;

FIG. 3 is a schematic view showing the top cover and the AC power source body structure of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

In the figure: 1. a device body; 2. a side frame; 3. a display module; 4. a top cover; 5. an alternating current power supply body; 6. a first connecting line; 7. a rectifying module; 8. a second connecting line; 9. a third connecting line; 10. an operational amplifier module; 11. a power amplifier module; 12. an adjusting frame; 13. a fixed block; 14. an electric push rod; 15. a test stand; 16. a test plate; 17. a support plate; 18. a support ring; 19. testing the electric wire; 20. and (5) stabilizing the ring.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided:

the utility model relates to a 1000V direct current braking unit experimental device, which comprises a device main body 1, a display module 3, an alternating current power supply body 5, a rectifying module 7, an operational amplifier module 10, a power amplifier module 11, an electric push rod 14 and a test wire 19, wherein the device main body 1, the display module 3, the alternating current power supply body 5, the rectifying module 7, the operational amplifier module 10, the power amplifier module 11, the electric push rod 14 and the test wire 19 are all products which are directly purchased in the market, the principle and the connection mode are all the prior art well known to the person skilled in the art, therefore, the experimental device is not described in detail herein, the experimental device comprises the device main body 1, the operational amplifier module 10 and the power amplifier module 11 are sequentially arranged on the left side surface of the device main body 1 from left to right, the top end of the device main body 1 is fixedly connected with an adjusting frame 12, the inner side wall of the adjusting frame 12 is fixedly connected with a fixed block 13, the back surface of the fixed block 13 is provided with an electric push rod 14, one end of the electric push rod 14 far away from the fixed block 13 is fixedly connected with a test frame 15, the left side surface of the test frame 15 is fixedly connected with a test plate 16, the bottom end of the test plate 16 is fixedly connected with a support plate 17, the right side surface of the test plate 18 is fixedly connected with a support ring 18, the inside the test ring 18 is arranged, the test ring 20 is provided with the test wire 20, the bottom end 20 is provided with a stable wire 20, the top surface 20 is arranged, the side of the electric wire 20 is connected with a side, a top frame 2 is provided with a top frame 2, an electric wire 2 is provided with a top frame 2, an electric connection 2, an electric installation device 2;

the alternating current power supply body 5, the inside at the mounting groove is installed to the alternating current power supply body 5, the right-hand member of alternating current power supply body 5 is provided with first connecting wire 6, the right-hand member of first connecting wire 6 is provided with rectifier module 7, the back of rectifier module 7 is provided with second connecting wire 8, the left end of alternating current power supply body 5 is provided with third connecting wire 9, design through alternating current power supply body 5, first connecting wire 6 and rectifier module 7 can change alternating current into direct current, connect operational amplifier module 10 and power amplifier module 11 through third connecting wire 9 afterwards, the analog voltage signal through the output of operational amplifier module 10 is transmitted to power amplifier module 11 and is carried out power amplification, power amplifier module 11 provides corresponding voltage, protect the internal part simultaneously through the design of top cap 4 and mounting groove, the design through electric putter 14 can slide test frame 15 in the inside stable of fixed block 13 simultaneously, another group of test frame 15 also can move, in the time of test, adjust the position of test frame 15 according to the actual conditions, use professional instrument to connect two sets of electric wires afterwards, thereby carry out the quick test unit of test, whether the test is convenient operation is carried out, the test unit is carried out, the test condition is fast, the test is easy to be easy to test.

Working principle: when the device is used by staff, the device is externally connected with a power supply, so that power support is provided for the device, when the device is used, alternating current can be converted into direct current through the design of the alternating current power supply body 5, the first connecting wire 6 and the rectifying module 7, the operational amplifier module 10 and the power amplifier module 11 are connected through the third connecting wire 9, an analog voltage signal output by the operational amplifier module 10 is transmitted to the power amplifier module 11 and is amplified in power, the power amplifier module 11 provides corresponding voltage, meanwhile, the internal components are protected through the design of the top cover 4 and the mounting groove, the test rack 15 can be stably slid in the fixing block 13 through the design of the electric push rod 14, meanwhile, the other group of test racks 15 can also be moved through the movement of the test rack 15, during test, the positions of the test racks 15 are adjusted according to actual conditions, and then two groups of test wires 19 are connected through a special tool, so that a quick test is performed, whether a fault exists or not is determined through an upper test, and the operation is convenient.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a 1000V direct current braking unit experimental apparatus, includes device main part (1), the right side surface of device main part (1) is provided with side bearer (2), the surface of side bearer (2) is provided with display module (3), its characterized in that: the top surface of the device main body (1) is provided with a mounting groove, and a top cover (4) is arranged in the mounting groove;

alternating current power supply body (5), alternating current power supply body (5) are installed in the inside of mounting groove, the right-hand member of alternating current power supply body (5) is provided with first connecting wire (6), the right-hand member of first connecting wire (6) is provided with rectifier module (7), the back of rectifier module (7) is provided with second connecting wire (8), the left end of alternating current power supply body (5) is provided with third connecting wire (9).

2. The 1000V dc brake unit testing device of claim 1, wherein: the device is characterized in that an operational amplifier module (10) and a power amplifier module (11) are sequentially arranged on the left side surface of the device body (1) from left to right, and an adjusting frame (12) is fixedly connected to the top end of the device body (1).

3. The 1000V dc brake unit testing device of claim 2, wherein: the inner side wall of the adjusting frame (12) is fixedly connected with a fixed block (13), and the back of the fixed block (13) is provided with an electric push rod (14).

4. A 1000V dc brake unit testing device according to claim 3, wherein: one end of the electric push rod (14) far away from the fixed block (13) is fixedly connected with a test frame (15), and the left side surface of the test frame (15) is fixedly connected with a test plate (16).

5. The 1000V dc brake unit testing device of claim 4, wherein: the bottom end of the test plate (16) is fixedly connected with a supporting plate (17), and the right side surface of the supporting plate (17) is fixedly connected with a supporting ring (18).

6. The 1000V dc brake unit testing device of claim 5, wherein: the inside of support ring (18) is provided with test electric wire (19), the bottom of test board (16) is provided with stable circle (20).

7. The 1000V dc brake unit testing device of claim 6, wherein: the stabilizing ring (20) is mutually matched with the test wire (19), and the test wire (19) is electrically connected with the second connecting wire (8).