Fuse discharge testing device

Abstract

The utility model discloses a fuse wire discharge testing device, which relates to the technical field of fuse wire testing and comprises a rack, an operation table top is arranged in the middle of the rack, a start button is arranged at the upper end of the operation table top, an installation table is fixed at the upper end of the operation table top and located on the inner side of the rack, and the start button is arranged on the installation table. A fixed seat and a movable seat are arranged at the upper end of the mounting table, the fixed seat is fixedly connected to the upper end of the mounting table, the movable seat is slidably arranged at the upper end of the mounting table, a moving mechanism connected with the movable seat is arranged at the upper end of the mounting table, and mounting frames are fixedly connected to the side walls of the fixed seat and the movable seat. And a clamping mechanism is arranged on the inner side of the mounting frame. According to the utility model, the fuse can be conveniently and stably clamped, the stability of the fuse discharge test process is ensured, the accuracy of the test result is further ensured, and the fuse discharge test device can adapt to the test of fuses with different lengths and thicknesses and has better adaptability.

Description

TECHNICAL FIELD

[0001] The utility model relates to fuse testing technical field especially relates to a fuse discharge testing device. BACKGROUND

[0002] Fuse, also known as fuse, is a kind of electrical component installed in the circuit, for ensuring the safe operation of circuit. When the current abnormally rises to a certain height or abnormal current lasts for a certain period of time, the fuse will melt itself, cut off the current, thereby playing the role of protecting the safe operation of circuit. Its breaking capacity is an important safety index, represents the maximum current that the fuse can safely break the circuit. This ability is crucial to ensure that the circuit can safely cut off the current when overload or short circuit occurs.

[0003] In the production process of fuse, its performance needs to be strictly tested to ensure its quality and reliability. The test content includes but is not limited to the fusing time, fusing current and its stability under different conditions of fuse. But now there is a lack of device for stable clamping of fuse. Now a kind of fuse discharge testing device needs to be designed. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at solving the shortcomings in the prior art and provides a kind of fuse discharge testing device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A kind of fuse discharge testing device, including rack, the middle part of the rack is equipped with operation table top, the upper end of the operation table top is equipped with start button, the upper end of the operation table top is fixed with installation table, the installation table is located in the inner side of rack, the upper end of the installation table is equipped with fixed seat, movable seat, the fixed seat is fixedly connected at the upper end of installation table, the movable seat is slidably arranged at the upper end of installation table, the upper end of the installation table is equipped with the moving mechanism connected with movable seat, the side wall of fixed seat, movable seat is all fixedly connected with mounting frame, the inner side of the mounting frame is equipped with clamping mechanism, the side wall of the rack is equipped with the protection mechanism located above operation table top.

[0007] As a further improvement of the utility model, the moving mechanism comprises two fixed plates fixedly connected to the upper end of the mounting table, the two fixed plates are arranged on the two sides of the movable seat respectively, a threaded rod and two guide rods are arranged through the movable seat, the two guide rods are arranged on the two sides of the threaded rod respectively, the guide rods are slidably connected with the movable seat, the threaded rod is threadedly connected with the movable seat, the two ends of the guide rods are fixedly connected with the two fixed plates respectively, one side wall of one of the fixed plates is provided with a motor, and the output shaft of the motor penetrates through the fixed plate and is fixedly connected with one end of the threaded rod.

[0008] As a further improvement of the utility model, the clamping mechanism comprises a mounting column fixedly connected to the inner side wall of the mounting frame, an electricity receiving block is arranged at the middle of the end of the mounting column away from the mounting frame, four mounting grooves are arranged at the end of the mounting column away from the mounting frame, the four mounting grooves are equidistantly arranged along the circumference of the mounting column, a clamping piece is arranged in each mounting groove, a rotating sleeve is threadedly connected to the side wall of the mounting column, the clamping piece comprises a clamping jaw arranged in the mounting groove, a rotating shaft is arranged through the clamping jaw, the rotating shaft is rotatably connected with the clamping jaw, the two ends of the rotating shaft are fixedly connected with the inner wall of the mounting groove, and a tension spring is fixedly connected to the side wall of the clamping jaw.

[0009] As a further improvement of the utility model, the protection mechanism comprises a protection door, the protection door is rotatably connected to the side wall of the rack through a damping hinge, and a handle is fixedly connected to the side wall of the protection door.

[0010] As a further improvement of the utility model, the side wall of the rotating sleeve is fixedly connected with a rotating handle.

[0011] As a further improvement of the utility model, the bottom of the rack is provided with a moving wheel.

[0012] The utility model discloses beneficial effects:

[0013] Through the fixed seat, the movable seat and the moving mechanism, the movable seat can be moved through the moving mechanism, the distance between the movable seat and the fixed seat can be adjusted, different length fuses can be clamped and fixed, and the adaptability is better.

[0014] Through the clamping mechanism, the two ends of the fuse can be clamped and fixed through the clamping mechanism, the stability of the fuse discharge test process can be guaranteed, the accuracy of the test result can be further guaranteed, different thickness fuses can be clamped, and the use effect is good.

[0015] The utility model discloses can conveniently and stably clamp fuse, guarantee the stability of fuse discharge test process, further guarantee the accuracy of test result, can simultaneously adapt to the fuse of different length, thickness and carry out test, and the adaptability is better. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The utility model discloses a fuse discharge test device's structural diagram is shown in a kind of structure diagram of the utility model puts forward;

[0017] Figure 2 The utility model discloses a fuse discharge test device's installation platform, fixed seat, movable seat, mounting bracket, clamping mechanism, moving mechanism's structure diagram is shown in a kind of structure diagram of the utility model puts forward;

[0018] Figure 3 The utility model discloses a fuse discharge test device's clamping mechanism's structure diagram is shown in a kind of structure diagram of the utility model puts forward;

[0019] Figure 4 The utility model discloses a fuse discharge test device's clamping mechanism's structure diagram is shown in a kind of structure diagram of the utility model puts forward;

[0020] Figure 5 The utility model discloses a fuse discharge test device's movable seat, moving mechanism's structure diagram is shown in a kind of structure diagram of the utility model puts forward.

[0021] In the drawing: 1 frame, 2 moving wheel, 3 operation table top, 4 start button, 5 installation platform, 6 protection door, 7 damping hinge, 8 handle, 9 fixed seat, 10 mounting bracket, 11 rotating sleeve, 12 rotating handle, 13 installation column, 14 fixed plate, 15 movable seat, 16 motor, 17 installation groove, 18 clamping jaw, 19 electricity receiving block, 20 rotating shaft, 21 tension spring, 22 guide rod, 23 threaded rod. DETAILED DESCRIPTION

[0022] 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, rather than all the embodiments.

[0023] REFERENCE Figures 1-5A fuse discharge testing device includes a frame 1, with casters 2 mounted on the bottom of the frame 1. An operating table 3 is located in the middle of the frame 1, with a start button 4 at the top. A mounting platform 5 is fixed to the top of the operating table 3, located inside the frame 1. A fixed seat 9 and a movable seat 15 are located at the top of the mounting platform 5. The fixed seat 9 is fixedly connected to the top of the mounting platform 5, and the movable seat 15 is slidably mounted on the top of the mounting platform 5. A moving mechanism connected to the movable seat 15 is located at the top of the mounting platform 5. Mounting brackets 10 are fixedly connected to the side walls of both the fixed seat 9 and the movable seat 15. A clamping mechanism is located inside the mounting brackets 10. A protective mechanism is located above the operating table 3 on the side wall of the frame 1. The protective mechanism includes a protective door 6, which is rotatably connected to the side wall of the frame 1 via a damping hinge 7. A handle 8 is fixedly connected to the side wall of the protective door 6, enabling the protective function to be activated and ensuring the safety of the testing process.

[0024] In this utility model, the moving mechanism includes two fixed plates 14 fixedly connected to the upper end of the mounting platform 5. The two fixed plates 14 are respectively arranged on both sides of the movable seat 15. A threaded rod 23 and two guide rods 22 are passed through the movable seat 15. The two guide rods 22 are respectively arranged on both sides of the threaded rod 23. The guide rods 22 are slidably connected to the movable seat 15. The threaded rod 23 is threadedly connected to the movable seat 15. The two ends of the guide rod 22 are respectively fixedly connected to the two fixed plates 14. The two ends of the threaded rod 23 are respectively rotatably connected to the two fixed plates 14. A motor 16 is installed on the side wall of one of the fixed plates 14. The output shaft of the motor 16 passes through the fixed plate 14 and is fixedly connected to one end of the threaded rod 23.

[0025] The clamping mechanism includes a mounting post 13 fixedly connected to the inner wall of the mounting frame 10. A power contact block 19 is provided at the middle of the end of the mounting post 13 away from the mounting frame 10. Four mounting slots 17 are provided at the end of the mounting post 13 away from the mounting frame 10. The four mounting slots 17 are evenly spaced along the circumference of the mounting post 13. Each mounting slot 17 is provided with a clamping component inside. A rotating sleeve 11 is threaded onto the side wall of the mounting post 13. A rotating handle 12 is fixedly connected to the side wall of the rotating sleeve 11. The clamping component includes a jaw 18 disposed inside the mounting slot 17. A rotating shaft 20 is provided through the jaw 18. The rotating shaft 20 is rotatably connected to the jaw 18. Both ends of the rotating shaft 20 are fixedly connected to the inner wall of the mounting slot 17. A tension spring 21 is fixedly connected to the side wall of the jaw 18. The end of the tension spring 21 away from the jaw 18 is fixedly connected to the inner wall of the mounting slot 17.

[0026] The utility model discloses when using, the one end of fuse is placed in the inside of clamping jaw 18 on fixed base 9, drives the rotation of rotation sleeve 11 through turning handle 12, because rotation sleeve 11 is connected with mounting post 13 thread, can make rotation sleeve 11 move, through the rotation of clamping jaw 18 extrusion of rotation sleeve 11, can make clamping jaw 18 rotate and close and fuse clamping fixed, then starts motor 16, drives screw rod 23 rotation, because screw rod 23 is connected with movable seat 15 thread, can make movable seat 15 move, through the movement of movable seat 15, make clamping jaw 18 on movable seat 15 close the end of fuse, then utilize the end of fuse clamping of clamping jaw 18 on movable seat 15, through the contact electrification of fuse's end portion of contact block 19, can carry out discharge test to fuse.

[0027] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme of the utility model and the utility model concept, carries out equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A fuse discharge testing device comprising a frame (1), characterized in that, The middle part of the rack (1) is provided with an operation table (3), the upper end of the operation table (3) is provided with a start button (4), the upper end of the operation table (3) is fixedly provided with a mounting table (5), the mounting table (5) is located on the inner side of the rack (1), the upper end of the mounting table (5) is provided with a fixed seat (9) and a movable seat (15), the fixed seat (9) is fixedly connected to the upper end of the mounting table (5), the movable seat (15) is slidably arranged on the upper end of the mounting table (5), the upper end of the mounting table (5) is provided with a moving mechanism connected with the movable seat (15), the side wall of the fixed seat (9) and the movable seat (15) is fixedly connected with a mounting bracket (10), the inner side of the mounting bracket (10) is provided with a clamping mechanism, and the side wall of the rack (1) is provided with a protection mechanism located above the operation table (3).

2. A fuse discharge testing device according to claim 1, wherein The moving mechanism comprises two fixed plates (14) fixedly connected to the upper end of the mounting table (5), the two fixed plates (14) are respectively arranged on the two sides of the movable seat (15), a threaded rod (23) and two guide rods (22) are penetratingly arranged on the movable seat (15), the two guide rods (22) are respectively arranged on the two sides of the threaded rod (23), the guide rods (22) are slidably connected with the movable seat (15), the threaded rod (23) is threadedly connected with the movable seat (15), the two ends of the guide rods (22) are fixedly connected with the two fixed plates (14), the two ends of the threaded rod (23) are rotatably connected with the two fixed plates (14), the side wall of one of the fixed plates (14) is provided with a motor (16), the output shaft of the motor (16) penetrates through the fixed plate (14) and is fixedly connected with one end of the threaded rod (23).

3. A fuse discharge testing apparatus according to claim 1, wherein The clamping mechanism comprises a mounting column (13) fixedly connected to the inner side wall of the mounting bracket (10), the middle part of the end of the mounting column (13) away from the mounting bracket (10) is provided with an electricity receiving block (19), the end of the mounting column (13) away from the mounting bracket (10) is provided with four mounting grooves (17), the four mounting grooves (17) are equidistantly arranged along the circumference of the mounting column (13), each mounting groove (17) is provided with a clamping piece, the side wall of the mounting column (13) is threadedly sleeved with a rotating sleeve (11), the clamping piece comprises a clamping jaw (18) arranged in the mounting groove (17), a rotating shaft (20) penetratingly arranged on the clamping jaw (18), the rotating shaft (20) is rotatably connected with the clamping jaw (18), the two ends of the rotating shaft (20) are fixedly connected with the inner wall of the mounting groove (17), the side wall of the clamping jaw (18) is fixedly connected with a tension spring (21), and the end of the tension spring (21) away from the clamping jaw (18) is fixedly connected with the inner wall of the mounting groove (17).

4. A fuse discharge testing apparatus according to claim 1, wherein The protection mechanism comprises a protection door (6), the protection door (6) is rotatably connected with the side wall of the rack (1) through a damping hinge (7), and the side wall of the protection door (6) is fixedly connected with a handle (8).

5. A fuse discharge testing apparatus according to claim 3, wherein The side wall of the rotating sleeve (11) is fixedly connected with a rotating handle (12).

6. A fuse discharge testing apparatus according to claim 1, wherein The bottom of the rack (1) is provided with mobile wheels (2).

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