Capacitor film shrinkage rate detection device

Abstract

The utility model provides a capacitor film shrinkage rate detection device, which relates to the technical field of capacitors and comprises a box body, a movable damping mechanism is arranged at the bottom of the box body, a heating mechanism is arranged on the inner side of the box body, a box door is arranged on one side of the box body, and a fixing mechanism is arranged on one side of the box door. A clamping groove is formed in the inner side of the box body, and a containing groove is formed in the bottom of the inner side of the box body. According to the device, the driving motor is started to drive the threaded rod to rotate, the movable frame is limited by the placement groove, so that the threaded rod drives the movable frame to move forwards, the placement frame is driven to move forwards, the placement frame is moved to the outside of the box body, and then a film in the placement frame is taken out conveniently; the detection process is safer and more efficient, and the problem that the detection efficiency is low due to the fact that the thin film is very inconvenient to take out and is easily scalded by the interior of the detection device in an existing detection device is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of capacitors, in particular to a capacitor film shrinkage rate detection device. Background Art

[0002] Capacitor film generally refers to the film material used as capacitor dielectric. These films usually have high insulation performance and low loss factor to ensure the performance stability of the capacitor. Common capacitor film materials include polypropylene (PP), polyethylene (PE), polystyrene (PS), polytetrafluoroethylene (PTFE), etc.

[0003] When testing the shrinkage rate of capacitor film, it is necessary to place the film in a testing device for heating. After the target time is reached, the film is taken out and its size is measured to obtain its shrinkage rate under heating. The existing testing device is very inconvenient when taking out the film, and it is easy to get burned by the inside of the testing device, resulting in slow testing efficiency. Utility Model Content

[0004] The utility model aims to solve the problem in the prior art that it is very inconvenient to take out the film and it is easy to be burned by the inside of the detection device, resulting in slow detection efficiency, and proposes a capacitor film shrinkage detection device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a capacitor film shrinkage rate detection device, comprising a box body, a mobile shock-absorbing mechanism is arranged at the bottom of the box body, a heating mechanism is arranged on the inner side of the box body, a box door is arranged on one side of the box body, a fixing mechanism is arranged on one side of the box door, a card slot is opened on the inner side of the box body, a placement slot is opened on the inner bottom of the box body, a threaded rod is rotatably connected in the placement slot, a mobile frame is sleeved on the outer surface of the threaded rod, a placement frame is fixedly connected to one side of the mobile frame, a drive motor is fixedly installed on one side of the box body, and the output end of the drive motor passes through the box body and is fixedly connected to the smooth end of the threaded rod.

[0006] Preferably, the mobile shock absorbing mechanism comprises a damper, the damper is arranged at the bottom of the box, and a shock absorbing spring is sleeved on the outer surface of the damper.

[0007] Preferably, a support leg is fixedly connected to the bottom of the damper, and a self-locking moving wheel is provided at the bottom of the support leg.

[0008] Preferably, the heating mechanism comprises a heat spreader, the heat spreader is arranged on the inner side of the box, and a heating wire is arranged inside the heat spreader.

[0009] Preferably, the fixing mechanism includes a slide groove, which is opened on one side of the box door, a return spring is fixedly connected in the slide groove, a slider is slidably connected in the slide groove, one side of the slider is fixedly connected to the return spring, and the other side of the slider is fixedly connected to a block.

[0010] Preferably, the clamping block is located in the clamping slot, the clamping block matches the clamping slot, a limiting slot is provided on the inner side of the slide slot, a pulling block is fixedly connected to one side of the slide block, and the pulling block movably passes through the limiting slot.

[0011] Preferably, a cover plate is provided on the top of the placement frame, and through holes are provided on the inner side of the placement frame and the top of the cover plate.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. In the utility model, by starting the driving motor, the driving motor drives the threaded rod to rotate. Since the placement groove limits the movable frame, the threaded rod drives the movable frame to move forward, thereby driving the placement frame to move forward, so that the placement frame moves to the outside of the box body, and then it is convenient to take out the film in the placement frame, making the detection process safer and more efficient, and solving the problem that the existing detection device is very inconvenient when taking out the film, and it is easy to be scalded by the inside of the detection device, resulting in slow detection efficiency.

[0014] 2. In the utility model, a movable shock-absorbing mechanism and a self-locking movable wheel are provided, so that the detection device can be easily moved. At the same time, under the damping action of the damper and the elastic force of the shock-absorbing spring, when the detection device is vibrated during movement, it can play a role in buffering and shock reduction. A heating mechanism is provided, the heating wire is energized, and the interior of the box is heated through the heat spreader, so that the interior of the box is heated to a certain temperature and the temperature is maintained, so that the film can be contracted after being evenly heated. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional diagram of the main structure of a capacitor film shrinkage rate detection device is proposed for the utility model;

[0016] Figure 2 The utility model provides a structural stereogram of a card block in a capacitor film shrinkage rate detection device;

[0017] Figure 3 The utility model provides a three-dimensional diagram of the cross-sectional structure of a box door in a capacitor film shrinkage rate detection device;

[0018] Figure 4 A rear structural stereogram of a capacitor film shrinkage rate detection device proposed by the utility model;

[0019] Figure 5 The utility model provides a three-dimensional cross-sectional structure diagram of a heating mechanism in a capacitor film shrinkage rate detection device.

[0020] Legend: 1. Box body; 2. Mobile shock-absorbing mechanism; 201. Damper; 202. Shock-absorbing spring; 203. Support leg; 204. Self-locking moving wheel; 3. Heating mechanism; 301. Heat spreader; 302. Heating wire; 4. Box door; 5. Fixing mechanism; 501. Slide groove; 502. Return spring; 503. Slider; 504. Block; 505. Limiting groove; 506. Pull block; 6. Slot; 7. Placement groove; 8. Threaded rod; 9. Mobile rack; 10. Placement frame; 11. Drive motor; 12. Cover plate; 13. Through hole. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] Embodiment 1, as Figure 1 - Figure 5 As shown, the utility model provides a capacitor film shrinkage rate detection device, including a box body 1, a mobile shock absorbing mechanism 2 is arranged at the bottom of the box body 1, a heating mechanism 3 is arranged on the inner side of the box body 1, a box door 4 is arranged on one side of the box body 1, a fixing mechanism 5 is arranged on one side of the box door 4, a card slot 6 is opened on the inner side of the box body 1, a placement slot 7 is opened on the inner bottom of the box body 1, a threaded rod 8 is rotatably connected in the placement slot 7, a mobile frame 9 is sleeved on the outer surface of the threaded rod 8, a placement frame 10 is fixedly connected to one side of the mobile frame 9, a driving motor 11 is fixedly installed on one side of the box body 1, and the output end of the driving motor 11 passes through the box body 1 and is fixedly connected to the smooth end of the threaded rod 8.

[0024] The effect achieved by the entire embodiment 1 is that by starting the driving motor 11, the driving motor 11 drives the threaded rod 8 to rotate. Since the placement groove 7 limits the movable frame 9, the threaded rod 8 drives the movable frame 9 to move forward, thereby driving the placement frame 10 to move forward, so that the placement frame 10 moves to the outside of the box body 1, and then it is convenient to take out the film in the placement frame 10, making the detection process safer and more efficient, and solving the problem that the existing detection device is very inconvenient when taking out the film, and it is easy to be scalded by the inside of the detection device, resulting in slow detection efficiency.

[0025] Embodiment 2, as Figure 1 - Figure 5 As shown, the mobile damping mechanism 2 includes a damper 201, which is arranged at the bottom of the box body 1, and the outer surface of the damper 201 is sleeved with a damping spring 202. The bottom of the damper 201 is fixedly connected with a support leg 203, and the bottom of the support leg 203 is provided with a self-locking moving wheel 204. The heating mechanism 3 includes a heat spreader 301, which is arranged on the inner side of the box body 1, and the interior of the heat spreader 301 is provided with a heating wire 302. The fixing mechanism 5 includes a slide groove 501, which is opened on one side of the box door 4, and the slide groove 501 is fixedly connected to the inner side of the box door 4. There is a return spring 502, and a slider 503 is slidably connected in the slide groove 501. One side of the slider 503 is fixedly connected to the return spring 502, and the other side of the slider 503 is fixedly connected to a clamping block 504, which is located in the clamping groove 6 and matches the clamping groove 6. A limiting groove 505 is provided on the inner side of the slide groove 501, and a pulling block 506 is fixedly connected to one side of the slider 503, and the pulling block 506 is movable through the limiting groove 505. A cover plate 12 is provided on the top of the placement frame 10, and through holes 13 are provided on the inner side of the placement frame 10 and the top of the cover plate 12.

[0026] The effect achieved by the entire embodiment 2 is that, by providing a mobile shock absorbing mechanism 2 and a self-locking mobile wheel 204, it is convenient to move the detection device to a different position. At the same time, under the damping action of the damper 201 and the elastic force of the shock absorbing spring 202, when the detection device is vibrated during movement, it can play a role in buffering and shock absorbing. Then, by providing a heating mechanism 3, the heating wire 302 is energized, and the interior of the box body 1 is heated through the heat plate 301, so that the interior of the box body 1 is heated to a certain temperature and then maintained at the temperature, so that the film can be contracted after being evenly heated. Then, by providing a fixing mechanism 3, the heating wire 302 is energized, and the interior of the box body 1 is heated to a certain temperature and then maintained at the temperature, so that the film can be contracted after being evenly heated. Structure 5, pull the pull block 506 to the left, so that the slider 503 drives the card block 504 to slide to the left in the slide groove 501, and at the same time the return spring 502 is squeezed and begins to shrink, so that the card block 504 and the card slot 6 are separated, which is convenient for opening the box door 4. If the pull block 506 is released, the slider 503 drives the card block 504 to squeeze into the card slot 6 under the elastic force of the return spring 502, so that the box door 4 and the box body 1 are snap-fitted and installed together, which is convenient for fixing the box door 4. Then, by providing a cover plate 12, it is convenient to limit the film in the placement frame 10, and a through hole 13 is provided to facilitate uniform heating of the film.

[0027] Working principle: When in use, first pull the pull block 506 to the left, so that the slider 503 drives the card block 504 to slide to the left in the slide groove 501, so that the card block 504 and the card groove 6 are separated, so that the box door 4 is opened, and then the cover plate 12 is opened to put the film to be tested into the placement frame 10, and then the cover plate 12 is closed, and then the pull block 506 is pulled to the left to close the box door 4, so that the slider 503 drives the card block 504 to slide to the left in the slide groove 501, and at the same time, the reset spring 502 is squeezed and begins to shrink, and then the pull block 506 is released, so that under the elastic force of the reset spring 502, the slider 503 drives the card block 504 to squeeze into the card groove 6, and the box door 4 is opened. After fixing, the heating wire 302 is energized, and the inside of the box body 1 is heated through the heat spreader 301, so that the inside of the box body 1 is heated to a certain temperature and then maintained at the temperature, so that the film shrinks after being evenly heated. After the target time is reached, the above operation is repeated to open the box door 4, and then the drive motor 11 is started, so that the drive motor 11 drives the threaded rod 8 to rotate. Since the placement groove 7 limits the movable frame 9, the threaded rod 8 drives the movable frame 9 to move forward, thereby driving the placement frame 10 to move forward, so that the placement frame 10 moves to the outside of the box body 1, and then it is convenient to take out the film in the placement frame 10, and finally measure its size to obtain its shrinkage rate under heat.

[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A capacitor film shrinkage detection device, comprising a housing (1), characterized in that: A movable shock-absorbing mechanism (2) is arranged at the bottom of the box body (1), a heating mechanism (3) is arranged on the inner side of the box body (1), a box door (4) is arranged on one side of the box body (1), a fixing mechanism (5) is arranged on one side of the box door (4), a card slot (6) is arranged on the inner side of the box body (1), a placement slot (7) is arranged on the inner bottom of the box body (1), a threaded rod (8) is rotatably connected in the placement slot (7), a movable frame (9) is sleeved on the outer surface of the threaded rod (8), a placement frame (10) is fixedly connected to one side of the movable frame (9), a driving motor (11) is fixedly installed on one side of the box body (1), and an output end of the driving motor (11) passes through the box body (1) and is fixedly connected to a smooth end of the threaded rod (8).

2. A capacitor film shrinkage detection device according to claim 1, characterized in that: The mobile shock absorbing mechanism (2) comprises a damper (201), the damper (201) being arranged at the bottom of the box body (1), and a shock absorbing spring (202) being sleeved on the outer surface of the damper (201).

3. A capacitor film shrinkage detection device according to claim 2, characterized in that: The bottom of the damper (201) is fixedly connected to a support leg (203), and the bottom of the support leg (203) is provided with a self-locking moving wheel (204).

4. The capacitor film shrinkage detection device according to claim 1, characterized in that: The heating mechanism (3) comprises a soaking plate (301), the soaking plate (301) being arranged on the inner side of the box body (1), and a heating wire (302) being arranged inside the soaking plate (301).

5. The capacitor film shrinkage detection device according to claim 1, characterized in that: The fixing mechanism (5) comprises a slide groove (501), wherein the slide groove (501) is opened on one side of the cabinet door (4), a return spring (502) is fixedly connected in the slide groove (501), a slider (503) is slidably connected in the slide groove (501), one side of the slider (503) is fixedly connected to the return spring (502), and the other side of the slider (503) is fixedly connected to a clamping block (504).

6. A capacitor film shrinkage detection device according to claim 5, characterized in that: The clamping block (504) is located in the clamping slot (6), and the clamping block (504) matches the clamping slot (6). A limiting groove (505) is provided on the inner side of the slide slot (501), and a pulling block (506) is fixedly connected to one side of the sliding block (503), and the pulling block (506) movably passes through the limiting groove (505).

7. The capacitor film shrinkage detection device according to claim 1, characterized in that: A cover plate (12) is provided on the top of the placement frame (10), and through holes (13) are provided on the inner side of the placement frame (10) and the top of the cover plate (12).

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