Soft package type lithium battery size measuring device

Abstract

The utility model relates to the technical field of soft package type lithium battery size measurement, and discloses a soft package type lithium battery size measuring device, which comprises a base and a connecting shell bolted to one side of the base, and further comprises a support frame bolted to one side of the connecting shell, and a measuring body is arranged at the top of the support frame; according to the utility model, under the cooperation of the second rotating disc, the second sleeve, the second threaded rod and the connecting rod, the device can detect soft package type lithium batteries with different heights, and under the cooperation of the moving plate, the compression spring, the limiting rod and the mounting shell, the detection precision is improved. According to the device, the situation that measurement data is inaccurate due to the fact that the device is uneven on the top of the soft package type lithium battery is effectively prevented, the situation that a bulge is flattened is prevented, meanwhile, under the cooperation of a moving mechanism and a guiding mechanism, a moving plate can move on the top of the soft package type lithium battery, and the measurement accuracy is improved. And the data of the measuring body scanned by infrared rays are more accurate.

Description

Technical Field

[0001] The utility model relates to the technical field of soft-pack lithium battery size measurement, in particular to a soft-pack lithium battery size measurement device. Background Art

[0002] At present, soft-pack lithium batteries have the advantages of high specific energy, many cycles and long storage time. They are not only widely used in portable electronic devices, but also widely used in large and medium-sized electric equipment such as power tools. Therefore, the quality pass rate of lithium-ion batteries is increasingly required, so people have invented a device that can detect the size of soft-pack lithium batteries.

[0003] However, when the existing soft-pack lithium battery size measuring devices are put into use, they all need to measure the height of the soft-pack lithium battery. However, most of the existing size measuring devices perform detection by pressing down, which can easily cause the bulge of the soft-pack lithium battery to be flattened, and the measurement data is inaccurate due to the uneven top of the soft-pack lithium battery, so that the defective products produced are subjected to the next process, resulting in a waste of cost. Utility Model Content

[0004] The purpose of the utility model is to provide a soft-pack lithium battery size measuring device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a soft-pack lithium battery size measuring device, comprising a base and a connecting shell bolted to one side of the base, and also comprising:

[0006] A support frame bolted to one side of the connection shell, a measuring body is arranged on the top of the support frame, a moving mechanism is arranged on one side of the connection shell, and a fixed shell is arranged on one side of the base;

[0007] A second threaded rod rotatably connected to the inner cavity of the fixed shell, one end of the second threaded rod is fixedly connected to the second rotating disk, a second sleeve is threadedly connected to the surface of the second threaded rod, and a connecting rod is bolted to one side of the second sleeve;

[0008] A mounting shell is bolted to one side of the connecting rod, wherein the inner cavity of the mounting shell is slidably connected with a moving plate, a compression spring is fixed to one side of the moving plate, and a guide mechanism is arranged on one side of the connecting rod.

[0009] Preferably, the moving mechanism includes a first turntable rotating on one side of the connecting shell, a first threaded rod is fixed to one side of the first turntable, a first sleeve is threadedly connected to the surface of the first threaded rod, and the top of the first sleeve is fixedly connected to the bottom of the fixed shell.

[0010] Preferably, the guide mechanism comprises a support shell arranged on one side of the base, a guide rod is fixed to the inner cavity of the support shell, a slider is slidably connected to the surface of the guide rod, and one side of the slider is bolted to one side of the connecting rod.

[0011] Preferably, a limiting rod is fixed to the inner cavity of the mounting shell, and the limiting rod is located inside the compression spring.

[0012] Preferably, the surfaces of the first turntable and the second turntable are both of continuous concave design.

[0013] Preferably, the surface of the sliding block is slidably connected to the inner cavity of the supporting shell.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] The utility model can detect soft-pack lithium batteries of different heights through the cooperation of the second turntable, the second sleeve, the second threaded rod and the connecting rod, thereby increasing the practicability of the device. The cooperation of the moving plate, the compression spring, the limit rod and the mounting shell effectively prevents the device from measuring inaccurate data due to the unevenness of the top of the soft-pack lithium battery and prevents the bulge from being flattened. At the same time, with the cooperation of the moving mechanism and the guiding mechanism, the moving plate can be moved on the top of the soft-pack lithium battery, so that the data scanned by the infrared measurement body is more accurate, thereby improving the measurement accuracy of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the connecting shell in the utility model;

[0018] Figure 3 It is a structural schematic diagram of the moving mechanism in the utility model;

[0019] Figure 4 It is a structural schematic diagram of the guide mechanism in the utility model.

[0020] In the figure: 1. base; 2. connecting shell; 3. supporting frame; 4. measuring body; 5. moving mechanism; 51. first turntable; 52. first threaded rod; 53. first sleeve; 6. fixed shell; 7. second threaded rod; 8. second turntable; 9. second sleeve; 10. connecting rod; 11. mounting shell; 12. moving plate; 13. compression spring; 14. limiting rod; 15. guiding mechanism; 151. supporting shell; 152. guide rod; 153. sliding block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4As shown, a soft-pack lithium battery size measuring device includes a base 1, which can support the device and can place the soft-pack lithium battery on the top of the base 1 for measurement. A connecting shell 2 is bolted to one side of the base 1, and a support frame 3 is bolted to one side of the connecting shell 2. A measuring body 4 is arranged on the top of the support frame 3, and the support frame 3 can support the measuring body 4. The measuring body 4 can measure the size of the soft-pack lithium battery placed on the top of the base 1 by infrared rays. A moving mechanism 5 is arranged on one side of the connecting shell 2, and a fixed shell 6 is arranged on one side of the base 1. The moving mechanism 5 can control the fixed shell 6 to move inside the support frame 3, and the inner cavity of the fixed shell 6 is rotatably connected to The second threaded rod 7 has one end fixedly connected with a second turntable 8, one side of the second turntable 8 penetrates to one side of the fixed shell 6 and is rotatably connected with the penetration point, the surface of the second threaded rod 7 is threadedly connected with a second sleeve 9, the surface of the second sleeve 9 is slidably connected with the inner cavity of the fixed shell 6, and one side of the second sleeve 9 is bolted with a connecting rod 10. Under the action of the second turntable 8, the second threaded rod 7 can drive the connecting rod 10 to move up and down on one side of the fixed shell 6 through the second sleeve 9, so that the device can measure soft-pack lithium batteries of different heights, without the need for staff to change the device for measurement, which improves the practicality of the device. One side of the connecting rod 10 is bolted with an installation The mounting shell 11, the inner cavity of the mounting shell 11 is slidably connected with a moving plate 12, one side of the moving plate 12 is fixed with a compression spring 13, one side of the compression spring 13 is fixedly connected to the inner cavity of the mounting shell 11, under the action of the moving mechanism 5, multiple moving plates 12 can be moved on the top of the soft-pack lithium battery, when the soft-pack lithium battery has a bulge, the moving plate 12 compresses the compression spring 13, so that the moving plate 12 moves upward in the inner cavity of the mounting shell 11, and under the action of the measuring body 4, the distance of the moving plate 12 inside the mounting shell 11 can be measured, so that the height size of the soft-pack lithium battery can be obtained, which effectively prevents the inaccurate measurement of the bulge of the soft-pack lithium battery. The measuring effect of the device is improved, thereby increasing the practicality of the device. A limiting rod 14 is fixed to the inner cavity of the mounting shell 11, and the surface of the limiting rod 14 is slidably connected to the inner cavity of the movable plate 12. The limiting rod 14 is located inside the compression spring 13. Under the action of the limiting rod 14, the compression spring 13 can be effectively prevented from being positionally offset during operation, thereby increasing the stability of the compression spring 13 during operation, thereby increasing the stability of the device. A guide mechanism 15 is provided on one side of the connecting rod 10, and the guide mechanism 15 guides the connecting rod 10, thereby effectively preventing the connecting rod 10 and the mounting shell 11 from being positionally offset during operation, thereby increasing the stability of the device.

[0023] The moving mechanism 5 includes a first turntable 51, one side of which penetrates through one side of the connecting shell 2 and is rotatably connected thereto. The surfaces of the first turntable 51 and the second turntable 8 are both of continuous concave design, which can facilitate the staff to rotate the first turntable 51 and the second turntable 8. A first threaded rod 52 is fixed to one side of the first turntable 51, and one side of the first threaded rod 52 is fixedly connected to the inner cavity of the connecting shell 2 through a bearing seat. A first sleeve 53 is threadedly connected to the surface of the first threaded rod 52, and the top of the first sleeve 53 is fixedly connected to the bottom of the fixed shell 6, and the surface of the first sleeve 53 is slidably connected to the inner cavity of the connecting shell 2. Under the action of 51, the first threaded rod 52 can drive the fixed shell 6 to move on the inner side of the support frame 3 through the first sleeve 53, so that the connecting rod 10 can drive the movable plate 12 to move in the soft-pack lithium battery through the mounting shell 11, so that the bulge on the top of the soft-pack lithium battery drives the movable plate 12 to move upward inside the mounting shell 11, and under the action of the measuring body 4, the distance of the movable plate 12 can be measured, so that the height of the soft-pack lithium battery can be detected, effectively preventing the flattening of the bulge when measuring the soft-pack lithium battery, and increasing the measurement accuracy of the device, thereby improving the practicality of the device.

[0024] The guide mechanism 15 includes a support shell 151 arranged on one side of the base 1, and a guide rod 152 is fixed to the inner cavity of the support shell 151. A slider 153 is slidably connected to the surface of the guide rod 152. One side of the slider 153 is bolted to one side of the connecting rod 10. With the cooperation of the second threaded rod 7 and the second sleeve 9, the connecting rod 10 can drive the slider 153 to move up and down inside the support shell 151, effectively preventing the mounting shell 11 from positionally shifting during operation, increasing the stability of the mounting shell 11, and thus increasing the stability of the device. The surface of the slider 153 is slidably connected to the inner cavity of the support shell 151, effectively preventing the slider 153 from rotating during operation, increasing the stability of the guide mechanism 15, and thus increasing the stability of the device.

[0025] Working principle: First, the staff places the soft-pack lithium battery to be measured on the top of the base 1. Under the action of the infrared scanning of the measuring body 4, the length and width of the soft-pack lithium battery can be measured. Then, the staff uses the second turntable 8 to make the second threaded rod 7 drive the second sleeve 9 to move in the inner cavity of the fixed shell 6. The second sleeve 9 drives the mounting shell 11 and the movable plate 12 to move through the connecting rod 10, so that the movable plate 12 can move on the top of the soft-pack lithium battery. When the height of the soft-pack lithium battery is detected, the staff uses the first turntable 51 to make the first threaded rod 52 drive the first sleeve 53 Move in the inner cavity of the connecting shell 2, the first sleeve 53 enables the connecting rod 10 to drive the movable plate 12 to move on the inner side of the support frame 3 through the fixed shell 6. When the top of the soft-pack lithium battery has a bulge, the movable plate 12 drives the compression spring 13 to be compressed, so that the movable plate 12 moves upward inside the mounting shell 11. The measuring body 4 measures the distance of the movable plate 12 inside the mounting shell 11 by infrared rays, so that the measurement data of the soft-pack lithium battery can be transmitted to the staff's computer. When the detection is completed, the staff will take out the measured soft-pack lithium battery and measure the next soft-pack lithium battery.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A soft-pack lithium battery size measuring device, comprising a base (1) and a connecting shell (2) bolted to one side of the base (1), characterized in that: Also includes: A support frame (3) bolted to one side of the connecting shell (2), a measuring body (4) being arranged on the top of the support frame (3), a moving mechanism (5) being arranged on one side of the connecting shell (2), and a fixed shell (6) being arranged on one side of the base (1); A second threaded rod (7) rotatably connected to the inner cavity of the fixed shell (6), one end of the second threaded rod (7) being fixedly connected to a second rotating disk (8), a second sleeve (9) being threadedly connected to the surface of the second threaded rod (7), and a connecting rod (10) being bolted to one side of the second sleeve (9); A mounting shell (11) is bolted to one side of a connecting rod (10), wherein the inner cavity of the mounting shell (11) is slidably connected to a moving plate (12), a compression spring (13) is fixed to one side of the moving plate (12), and a guide mechanism (15) is provided on one side of the connecting rod (10).

2. A soft-pack lithium battery size measuring device according to claim 1, characterized in that: The moving mechanism (5) comprises a first rotating disk (51) rotating on one side of the connecting shell (2); a first threaded rod (52) is fixed to one side of the first rotating disk (51); a first sleeve (53) is threadedly connected to the surface of the first threaded rod (52); and the top of the first sleeve (53) is fixedly connected to the bottom of the fixed shell (6).

3. The soft-pack lithium battery size measuring device according to claim 1, characterized in that: The guide mechanism (15) comprises a support shell (151) arranged on one side of the base (1); a guide rod (152) is fixed to the inner cavity of the support shell (151); a sliding block (153) is slidably connected to the surface of the guide rod (152); and one side of the sliding block (153) is bolted to one side of the connecting rod (10).

4. The soft-pack lithium battery size measuring device according to claim 1, characterized in that: A limiting rod (14) is fixed in the inner cavity of the installation shell (11), and the limiting rod (14) is located inside the compression spring (13).

5. The soft-pack lithium battery size measuring device according to claim 2, characterized in that: The surfaces of the first rotating disk (51) and the second rotating disk (8) are both of continuous concave design.

6. The soft-pack lithium battery size measuring device according to claim 3, characterized in that: The surface of the sliding block (153) is slidably connected to the inner cavity of the supporting shell (151).

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