Semi-automatic flexible DC capacitor testing device

Abstract

The utility model discloses a semi-automatic flexible direct-current capacitor testing device, which relates to the technical field of capacitor testing devices and comprises a casing, through grooves are arranged on the front side wall and the rear side wall of the casing, conveying mechanisms are arranged in the through grooves, a shielding cover is arranged in the casing, sliding grooves are arranged on the inner walls of the left side and the right side of the casing, and the sliding grooves are communicated with the conveying mechanisms. And lifting mechanisms connected with the shielding cover are arranged in the two sliding grooves, a device groove is formed in the top of the machine shell, and a power mechanism connected with the lifting mechanisms is arranged in the device groove. According to the utility model, the interference of external electromagnetic waves on the capacitor test can be effectively avoided, the accuracy of the flexible direct current capacitor test is further ensured, the test process of the flexible direct current capacitor is faster, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to capacitor testing device technical field especially relates to a kind of semi-automatic flexible direct-current capacitor testing device. BACKGROUND

[0002] With the continuous development of power system and the wide application of new energy technology, flexible direct-current capacitor plays an increasingly important role in DC power transmission, DC-AC conversion, DC voltage stabilization and other fields. They support the stable operation of DC power grid, improve the reliability and efficiency of power grid through energy storage, voltage smoothing, current harmonic reduction and other ways. However, the performance of flexible direct-current capacitor directly affects the stability and safety of the entire power system, so it is particularly important to test it accurately and efficiently. Currently, high-voltage lines and ground wires are connected to the terminals of flexible direct-current capacitor for testing.

[0003] Currently, when testing capacitors, external electromagnetic waves can interfere with capacitor testing, which cannot meet the high requirements of modern power systems for capacitor testing. Therefore, it is very important to quickly and accurately test the performance indicators of flexible direct-current capacitor. A semi-automatic flexible direct-current capacitor testing device is designed to solve the above problems. SUMMARY

[0004] The utility model aims at solving the shortcomings in the prior art and provides a semi-automatic flexible direct-current capacitor testing device.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A semi-automatic flexible direct-current capacitor testing device includes a housing, a through slot is formed on the front and rear side walls of the housing, a feeding mechanism is provided inside the through slot, a shield is provided inside the housing, a sliding slot is provided on the inner wall of the left and right sides of the housing, a lifting mechanism connected with the shield is provided inside the two sliding slots, a device slot is provided on the top of the housing, and a power mechanism connected with the lifting mechanism is provided inside the device slot.

[0007] As a further improvement of the utility model, the feeding mechanism includes a bracket, a conveyor belt is installed inside the bracket, and a horizontally arranged bearing roller is installed inside the bracket.

[0008] As a further improvement of the utility model, the lifting mechanism comprises a threaded rod arranged in the sliding groove, the lower end of the threaded rod is rotationally connected to the inner bottom wall of the sliding groove, the upper end of the threaded rod is fixedly connected with a connecting shaft, the connecting shaft penetrates the inner top wall of the sliding groove and extends into the inside of the device groove, a sliding block is threadedly sleeved on the threaded rod, and the sliding block is fixedly connected to the side wall of the shielding cover.

[0009] As a further improvement of the utility model, the power mechanism comprises a worm arranged in the device groove, both ends of the worm are rotationally connected to the inner wall of the device groove, one end of the connecting shaft in the device groove is fixedly connected with a worm wheel, the worm wheel is engaged with the worm, a motor is installed on the outer wall of the shell, and the output shaft of the motor penetrates the shell and is fixedly connected to the end of the worm.

[0010] As a further improvement of the utility model, the upper end of the shell is hingedly connected with a cover plate through a hinge, the cover plate is located above the device groove, and the upper end of the cover plate is fixedly provided with a handle.

[0011] As a further improvement of the utility model, the left and right inner walls of the shell are both fixedly connected with a horizontal plate, and the lower end of the shielding cover is fixedly connected with a stop block on the front and rear sides.

[0012] The utility model discloses the beneficial effects of:

[0013] By setting the shielding cover, the flexible DC capacitor is shielded by the shielding cover, external electromagnetic waves can be effectively avoided to interfere with capacitor testing, and the accuracy of flexible DC capacitor testing is ensured.

[0014] By setting the lifting mechanism and the power mechanism, the shielding cover can be lifted or lowered by driving the lifting mechanism to act through the power mechanism, and then the flexible DC capacitor can be conveniently shielded or unshielded.

[0015] By setting the material conveying mechanism, the flexible DC capacitor can be sent into or out of the shell through the conveying belt, the flexible DC capacitor can be conveniently tested or sent out after testing, the testing process of the flexible DC capacitor is more rapid, and the working efficiency is improved.

[0016] The utility model can effectively avoid external electromagnetic waves to interfere with capacitor testing, and then ensure the accuracy of flexible DC capacitor testing, make the testing process of flexible DC capacitor more rapid, and improve the working efficiency. DRAWINGS

[0017] Fig. 1 The utility model discloses a kind of semi-automatic flexible DC capacitor testing device structure schematic view;

[0018] Fig. 2 Part of the cross-sectional structure of a semi-automatic flexible DC capacitor testing device is shown in the schematic diagram of the utility model.

[0019] Fig. 3 The structure of the shielding cover, sliding block and stop block of the semi-automatic flexible DC capacitor testing device is shown in the schematic diagram of the utility model.

[0020] In the figure: 1 cabinet, 2 motor, 3 cover plate, 4 hinge, 5 handle, 6 through slot, 7 cross plate, 8 conveyor belt, 9 support, 10 bearing roller, 11 sliding groove, 12 threaded rod, 13 sliding block, 14 device slot, 15 connecting shaft, 16 worm gear, 17 worm, 18 stop block, 19 shielding cover. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] Referring to Figs. 1-3 A semi-automatic flexible DC capacitor testing device includes a cabinet 1, through slots 6 are formed on the front and rear side walls of the cabinet 1, a material conveying mechanism is arranged inside the through slots 6, the material conveying mechanism includes a support 9, a conveyor belt 8 is installed inside the support 9, horizontally arranged bearing rollers 10 are installed inside the support 9, the bearing rollers 10 are located on the inner side of the conveyor belt 8, the bearing rollers 10 play a bearing role for the flexible DC capacitor, a shielding cover 19 is arranged inside the cabinet 1, existing high-voltage lines and ground lines for testing are arranged on the shielding cover 19 for installation (not shown in the figure), sliding grooves 11 are arranged on the inner walls of the left and right sides of the cabinet 1, lifting mechanisms connected with the shielding cover 19 are arranged inside the two sliding grooves 11, a device slot 14 is arranged on the top of the cabinet 1, a power mechanism connected with the lifting mechanism is arranged inside the device slot 14, cross plates 7 are fixedly connected to the inner walls of the left and right sides of the cabinet 1, stop blocks 18 are fixedly connected to the front and rear sides of the lower end of the shielding cover 19, a cover plate 3 is hingedly connected to the upper end of the cabinet 1 through a hinge 4, the cover plate 3 is located above the device slot 14, and a handle 5 is fixed to the upper end of the cover plate 3.

[0023] The utility model discloses a lifting mechanism includes setting in the sliding slot 11 inside screw rod 12, the lower end of screw rod 12 is rotatably connected on the inner bottom wall of sliding slot 11, and the upper end of screw rod 12 is fixedly connected with connecting shaft 15, and connecting shaft 15 penetrates the inner top wall of sliding slot 11 and extends to the inside of device slot 14, and the sliding block 13 of screw thread sleeve is connected on screw rod 12, and the sliding block 13 is fixedly connected on the lateral wall of shield 19, and the power mechanism includes the worm 17 of setting in the inside of device slot 14, and both ends of worm 17 are rotatably connected on the inner wall of device slot 14, and one end of connecting shaft 15 in device slot 14 is fixedly connected with worm wheel 16, and worm wheel 16 is engaged with worm 17, and the outer wall of casing 1 is installed with motor 2, and the output shaft of motor 2 penetrates casing 1 and is fixedly connected at the end of worm 17.

[0024] The utility model uses, places the flexible DC capacitor on the conveyer belt 8, starts the conveyer belt 8 can send the flexible DC capacitor into the casing 1, manually connects the high voltage line and ground wire to the flexible DC capacitor terminal, then starts motor 2, drives the rotation of worm 17, because worm 17 is engaged with worm wheel 16, and then drives the rotation of connecting shaft 15, drives the rotation of two screw rods 12 through connecting shaft 15, because the sliding block 13 is connected with screw rod 12 screw, and then can drive the sliding block 13 to move down in the sliding slot 11, and then, the flexible DC capacitor is covered by shielding through the shielding of shielding cover 19, then, the flexible DC capacitor is tested, after testing, starts motor 2 and reverses, drives the shielding cover 19 to move up, then disconnects the high voltage line and ground wire and the flexible DC capacitor terminal, and then starts the conveyer belt 8 and can send the flexible DC capacitor out of the casing 1.

[0025] The above, only for the utility model discloses a preferable specific implementation, but the protection scope of the utility model does not limit to this, any familiar with the technical field of the technical personnel in the utility model discloses the technical range, according to the utility model technical scheme and the utility model concept of the utility model, equivalent replacement or change, should cover in the protection scope of the utility model.

Claims

1. A semi-automatic flexible DC capacitor testing device comprising a housing (1), characterized in that, The front and rear side walls of the shell (1) are provided with through grooves (6), the inside of the through grooves (6) is provided with a material conveying mechanism, the inside of the shell (1) is provided with a shielding cover (19), the left and right side walls of the shell (1) are provided with sliding grooves (11), the inside of the two sliding grooves (11) is provided with a lifting mechanism connected with the shielding cover (19), the top of the shell (1) is provided with a device groove (14), the inside of the device groove (14) is provided with a power mechanism connected with the lifting mechanism.

2. A semi-automatic flexible DC capacitor testing device according to claim 1, wherein, The material conveying mechanism comprises a support (9), the inside of the support (9) is provided with a conveying belt (8), the inside of the support (9) is provided with horizontally arranged bearing rollers (10), and the bearing rollers (10) are located on the inside of the conveying belt (8).

3. A semi-automatic flexible DC capacitor testing device according to claim 1, wherein, The lifting mechanism comprises a threaded rod (12) arranged in the sliding groove (11), the lower end of the threaded rod (12) is rotatably connected to the inner bottom wall of the sliding groove (11), the upper end of the threaded rod (12) is fixedly connected with a connecting shaft (15), the connecting shaft (15) penetrates the inner top wall of the sliding groove (11) and extends into the inside of the device groove (14), a sliding block (13) is threadedly connected to the threaded rod (12), and the sliding block (13) is fixedly connected to the side wall of the shielding cover (19).

4. A semi-automatic flexible DC capacitor testing device according to claim 3, wherein, The power mechanism comprises a worm (17) arranged in the device groove (14), both ends of the worm (17) are rotatably connected to the inner wall of the device groove (14), one end of the connecting shaft (15) located in the device groove (14) is fixedly connected with a worm gear (16), the worm gear (16) is engaged with the worm (17), an electric motor (2) is mounted on the outer wall of the shell (1), and the output shaft of the electric motor (2) penetrates the shell (1) and is fixedly connected to the end of the worm (17).

5. A semi-automatic flexible DC capacitor testing device as defined in claim 1, wherein, The upper end of the shell (1) is hingedly connected with a cover plate (3) through a hinge (4), the cover plate (3) is located above the device groove (14), and the upper end of the cover plate (3) is fixedly connected with a handle (5).

6. A semi-automatic flexible DC capacitor testing device according to claim 1, wherein, The left and right side walls of the shell (1) are fixedly connected with transverse plates (7), and the lower end of the shielding cover (19) is fixedly connected with stop blocks (18) on the front and rear sides.

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