Detection tool

Abstract

The utility model relates to the technical field of battery pack detection, in particular to a detection tool which comprises a base, a probe and a check block, the check block is arranged at one end of the base in the length direction, the check block and the end face of the base form a battery pack containing cavity, the probe penetrates into the containing cavity from the other end of the base, and the head of the probe extends out of the end face of the base. According to the detection tool provided by the utility model, the safety test and the routine test of the battery pack can be completed through one set of detection tool, the detection items of the safety test and the routine test of the battery pack can be combined, and each item of test can be completed by using the detection tool and the test equipment. The technical scheme of the utility model can be adopted for battery packs used by hand-held equipment, communication radio stations, base station facilities and the like. Therefore, the technical problems of high detection cost and low efficiency in the prior art can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery pack detection, in particular to a detection tool. Background Art

[0002] As a new generation of battery packs, lithium-ion battery packs have the advantages of high energy density, long service life, and environmental protection, and are therefore favored by many users. At present, lithium-ion battery packs are widely used in handheld devices, communication radio stations, base station facilities, Internet of Things equipment and other industries. Different fields have different usage conditions and different requirements for battery packs.

[0003] Many fields have safety testing and routine testing requirements. Among them, safety testing includes shock, vibration, overcharging, over-discharging, and overcurrent; routine testing includes low-temperature capacity, high-temperature capacity, low-temperature charging / discharging performance, high-temperature charging / discharging performance, and fast charging performance.

[0004] For the safety test and routine test of battery packs, the existing technology requires the use of two sets of testing tools to complete them respectively, which has high equipment cost and low testing efficiency. Utility Model Content

[0005] The utility model aims to provide a testing tool, by which the safety test and routine test of the battery pack can be completed, so as to solve the technical problems of high testing cost and low efficiency in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model is provided with a detection tool, which includes a base, a probe, and a block. The block is arranged at one end of the base in the length direction, and the block and the end face of the base form a battery pack accommodating cavity. The probe passes through the accommodating cavity from the other end of the base, and the head of the probe extends out of the end face of the base.

[0007] As a preferred embodiment, the detection tooling also includes a cover plate, a transverse rotating shaft, and a left fixed seat. The left fixed seat is arranged on the base on the same side as the stop block. The transverse rotating shaft is arranged in the hanging ear of the left fixed seat along the width direction of the base. The cover plate is connected to the left fixed seat through the transverse rotating shaft.

[0008] As a preferred embodiment, the detection tooling also includes a slider, a vertical rotating shaft, and a right fixed seat. The right fixed seat is arranged on the base and is arranged opposite to the left fixed seat. The slider is arranged on the end face of the right fixed seat. The slider is located on the outside of the cover plate. The vertical rotating shaft vertically passes through the base and the right fixed seat and is connected to the slider.

[0009] Furthermore, the cover plate comprises a rotating portion and a covering portion, the rotating portion is provided with a transverse rotating shaft hole connected to the transverse rotating shaft, and the size of the covering portion matches the size of the accommodating cavity.

[0010] Furthermore, the size of the sliding block is smaller than that of the cover plate.

[0011] Furthermore, a longitudinal step groove for installing the battery pack is provided in the stopper.

[0012] Furthermore, the left fixing seat and the right fixing seat are both provided with a transverse step groove for installing the battery pack.

[0013] As a preferred solution, the detection tooling further includes four top feet, which are symmetrically distributed at the other end of the base and fastened by screws.

[0014] Beneficial effects of the utility model:

[0015] The utility model provides a testing tool, which can complete the safety test and routine test of the battery pack through a set of testing tools. The utility model can combine the inspection items of the safety test and routine test of the battery pack, and use the testing tool and testing equipment to complete each test. The battery packs used in handheld devices, communication radio stations, base station facilities, etc. can all adopt the technical solution of the utility model. Therefore, the utility model can solve the technical problems of high detection cost and low efficiency of the existing technology. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 Schematic diagram of the explosion of the inspection tooling.

[0017] Figure 2 This is a schematic diagram of the combination of one side of the detection tooling.

[0018] Figure 3 for Figure 2 Schematic diagram of the combination on the opposite side.

[0019] Description of reference numerals:

[0020] Base 1, probe 2, block 3, cover plate 4 (rotating part 41, covering part 42, transverse rotation axis hole 43), transverse rotation axis 5, left fixed seat 6, hanging ear 7, slider 8, vertical rotation axis 9, right fixed seat 10, longitudinal step groove 11, transverse step groove 12, top foot 13, screw 14. DETAILED DESCRIPTION

[0021] In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved clearer, the technical solutions of the present invention are further described below in conjunction with the accompanying drawings and through specific implementation methods. It is understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for the convenience of description, only the parts related to the present invention are shown in the accompanying drawings, rather than all of them.

[0022] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance. Among them, the terms "first position" and "second position" are two different positions.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] The utility model is applicable to the field of lithium-ion battery pack inspection. The utility model provides an inspection tool that can complete the safety test and routine test of the battery pack through a set of inspection tools. The utility model can combine the inspection items of the safety test and routine test of the battery pack, and use the inspection tool and test equipment to complete each test. The battery packs used in handheld devices, communication radio stations, base station facilities, etc. can all adopt the technical solution of the utility model. Therefore, the utility model can solve the technical problems of high inspection cost and low efficiency of the existing technology.

[0025] like Figures 1 to 3 As shown, the utility model provides a detection tool, which includes a base 1, a probe 2, and a stopper 3. The stopper 3 is arranged at one end of the base 1 in the length direction, and the stopper 3 and the end surface of the base 1 form a battery pack accommodating cavity. The probe 2 passes through the accommodating cavity from the other end of the base 1, and the head of the probe 2 extends out of the end surface of the base 1. Figure 3 This is the positive installation direction of the battery pack.

[0026] The detection tooling also includes a cover plate 4, a transverse rotating shaft 5, and a left fixed seat 6. The left fixed seat 6 is arranged on the base 1 on the same side as the stopper 3. The transverse rotating shaft 5 is arranged in the hanging ear 7 of the left fixed seat 6 along the width direction of the base 1. The cover plate 4 is connected to the left fixed seat 6 through the transverse rotating shaft 5. The cover plate 4 includes a rotating portion 41 and a covering portion 42. The rotating portion 41 is provided with a transverse rotating shaft hole 43 connected to the transverse rotating shaft 5. The size of the covering portion 42 matches the size of the accommodating cavity.

[0027] The detection tooling also includes a slider 8, a vertical shaft 9, and a right fixed seat 10. The right fixed seat 10 is arranged on the base 1 and is arranged opposite to the left fixed seat 6. The slider 8 is arranged on the end face of the right fixed seat 10. The slider 8 is located on the outside of the cover plate 4. The vertical shaft 9 vertically passes through the base 1 and the right fixed seat 10 and is connected to the slider 8. A vertical shaft hole is provided in the right fixed seat 10, and a through hole with the same central axis as the vertical shaft hole is provided in the slider 8. The vertical shaft 9 passes through the vertical shaft hole in the right fixed seat 10 and the through hole in the slider 8 from the back of the base 1 in sequence to lock the slider 8 to the upper end of the cover plate 4. The size of the slider 8 is smaller than that of the cover plate 4, and is used to lock the cover plate 4 to prevent the battery pack from loosening during the detection process.

[0028] The block 3 is provided with a longitudinal step groove 11 for mounting the battery pack. The left fixing seat 6 and the right fixing seat 10 are both provided with a transverse step groove 12 for mounting the battery pack. The longitudinal step groove 11 and the transverse step groove 12 fix the battery pack to be tested in the receiving cavity of the testing tool from two directions respectively.

[0029] The detection tooling also includes four top feet 13 , which are symmetrically distributed at the other end of the base 1 and fastened by screws 14 .

[0030] The probe 2 is a flat spring pin with a diameter of 2.5 mm. The horizontal shaft 5 and the vertical shaft 9 are made of brass. The base 1, the cover plate 4, the slider 8 and the top foot 13 are made of sintered steel.

[0031] Installation and testing process of testing tooling:

[0032] The first step is to install four detection fixture top feet 13 at the corresponding positions of the detection fixture base 1 using four detection fixture screws 14;

[0033] The second step is to install three detection tool probes 2 at the corresponding positions of the detection tool base 1;

[0034] The third step is to install the detection tool cover plate 4 at the corresponding position of the detection tool base 1 using the detection tool transverse rotating shaft 5;

[0035] Step 4: Use the vertical rotating shaft 9 of the inspection tool to install the inspection tool slide 8 at the corresponding position of the inspection tool base 1;

[0036] Step 5: Control the opening and closing of the detection tooling cover 4 by rotating the detection tooling slider 8, and the cover 4 acts as a switch;

[0037] Step 6: Open the cover plate 4 and place the lithium-ion battery pack into the receiving cavity so that the head of the probe 2 is against the battery pack;

[0038] In the seventh step, three wires are used to connect the bottoms of the three probes 2 of the detection tooling respectively, and the other ends of the wires are then connected to the test equipment to start the detection.

[0039] The above-mentioned embodiments only express several implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A detection tool, characterized in that: The detection tool comprises a base (1), a probe (2), and a stopper (3); the stopper (3) is arranged at one end of the base (1) in the length direction; the stopper (3) and the end surface of the base (1) form a battery pack accommodating cavity; the probe (2) passes through the accommodating cavity from the other end of the base (1); and the head of the probe (2) extends out of the end surface of the base (1).

2. A detection tool according to claim 1, characterized in that: The detection tooling also includes a cover plate (4), a transverse rotating shaft (5), and a left fixed seat (6); the left fixed seat (6) is arranged on the base (1) on the same side as the stopper (3); the transverse rotating shaft (5) is arranged in a hanging ear (7) of the left fixed seat (6) along the width direction of the base (1); and the cover plate (4) is connected to the left fixed seat (6) via the transverse rotating shaft (5).

3. A detection tool according to claim 2, characterized in that: The detection tooling also includes a slider (8), a vertical rotating shaft (9), and a right fixed seat (10); the right fixed seat (10) is arranged on the base (1) and is arranged opposite to the left fixed seat (6); the slider (8) is arranged on the end surface of the right fixed seat (10); the slider (8) is located outside the cover plate (4); the vertical rotating shaft (9) vertically passes through the base (1) and the right fixed seat (10) and is connected to the slider (8).

4. A detection tool according to claim 3, characterized in that: The cover plate (4) comprises a rotating portion (41) and a covering portion (42); a transverse rotating shaft hole (43) connected to the transverse rotating shaft (5) is provided in the rotating portion (41); and the size of the covering portion (42) matches the size of the accommodating cavity.

5. The detection tool according to claim 3, characterized in that: The size of the sliding block (8) is smaller than the size of the cover plate (4).

6. A detection tool according to claim 3, characterized in that: The left fixing seat (6) and the right fixing seat (10) are both provided with a transverse step groove (12) for installing a battery pack.

7. The detection tool according to claim 1, characterized in that: The stopper (3) is provided with a longitudinal step groove (11) for installing a battery pack.

8. The detection tool according to claim 1, characterized in that: The detection tooling also includes four top feet (13), which are symmetrically distributed at the other end of the base (1) and fastened by screws.

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