CN218122193U - Electricity core detection mechanism - Google Patents

Abstract

The utility model discloses an electricity core detection mechanism, electricity core detection mechanism includes: the battery cell installation position is arranged on the base; the first detection mechanism is arranged on the base and is suitable for detecting performance parameters of the battery cell; and the second detection mechanism is arranged on the base and is suitable for detecting the size parameters of the battery cell. The utility model relates to an electricity core detection mechanism, including two detection mechanism, two detection mechanism can accomplish the detection to electric core performance and size respectively, when carrying out electric core performance evaluation and need detecting multiple parameter, can accomplish the detection to a plurality of parameters of electric core on an equipment, equipment structure is compact, and easy operation can improve the efficiency that electric core detected by a wide margin, uses manpower sparingly, reduction in production cost.

Description

Electricity core detection mechanism

Technical Field

The utility model belongs to the technical field of the battery and specifically relates to an electricity core detection mechanism is related to.

Background

The state of the battery cell is ensured by measuring physical parameters before and after the test or before assembling the module, and the battery cell mainly has the dimensions of open-circuit voltage, alternating current internal resistance, battery thickness, battery length and the like. Open circuit voltage and alternating current internal resistance parameter are tested by alternating current impedance instrument, the thickness of battery is tested by caliper rule, the length of battery is tested by length ruler or caliper rule, the next parameter test can be carried out after the corresponding parameter is recorded after each test is finished, the measuring process is more complicated, the time is longer, and the method is not suitable for the condition of screening the parameters of the battery core with more measuring quantity or quality problem in batches. The application provides a battery core detection mechanism to solve the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an electricity core detection mechanism. According to the utility model discloses an electricity core detects dress mechanism can realize accomplishing the detection to electric core size and performance simultaneously on an equipment, device easy operation, and the testing process is rapid, can improve electric core detection efficiency by a wide margin.

According to the utility model discloses a battery core detection mechanism includes: the battery cell installing device comprises a base, a battery cell installing position and a battery cell installing position, wherein the base is provided with the battery cell installing position; the first detection mechanism is arranged on the base and is suitable for detecting performance parameters of the battery cell; and the second detection mechanism is arranged on the base and is suitable for detecting the size parameters of the battery cell.

The utility model relates to an electricity core detection mechanism, including two detection mechanism, two detection mechanism can accomplish the detection to electric core performance and size respectively, when carrying out electric core performance evaluation and need detecting multiple parameter, can accomplish the detection to a plurality of parameters of electric core on an equipment, equipment structure is compact, and easy operation can improve the efficiency that electric core detected by a wide margin, uses manpower sparingly, reduction in production cost.

According to some embodiments of the present invention, the cell detection mechanism further comprises a measuring table disposed on the base, an upper surface of the measuring table being configured as a cell positioning surface; and the positioning block is arranged on the measuring table and defines the battery cell installation position of the battery cell together with the battery cell positioning surface.

According to the utility model discloses a some embodiments, the locating piece structure be a plurality of and each other the interval set up in electricity core locating surface, every the locating piece all is formed with spacing breach, every the inner wall of the spacing breach of locating piece with electricity core locating surface prescribes a limit to electricity core installation position.

According to some embodiments of the present invention, at least one of the positioning blocks is movably disposed on the cell positioning surface to adjust the cell mounting position.

According to some embodiments of the present invention, the first detection mechanism comprises: the battery comprises a measuring table, a first contact part and a second contact part, wherein at least one of the first contact part and the second contact part is movably arranged on the measuring table, and the first contact part and the second contact part are suitable for being in contact with a lug of the battery cell.

According to the utility model discloses a some embodiments, the both sides that the measuring stand just right each other are provided with respectively and keep away from towards the first curb plate and the second curb plate that the electric core locating surface extends, first contact portion with second contact portion movably set up respectively in first curb plate with the second curb plate.

According to some embodiments of the utility model, first curb plate with be provided with first guide rail between the second curb plate, second detection mechanism includes: an inductive coupling device movably disposed on the first rail and adapted to detect a length and/or a width of the cell mounting site.

According to some embodiments of the present invention, the first side plate and the second side plate are respectively provided with second guide rails parallel to each other, and the first guide rail is movably disposed on the second guide rails.

According to some embodiments of the present invention, the second detection mechanism further comprises: the thickness detection device is provided with a measuring head, and the measuring head is suitable for being attached to the upper surface of the battery cell to detect the thickness of the battery cell.

According to some embodiments of the invention, the gauge head is configured as a plurality of and a plurality of the gauge head intervals are arranged.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic diagram of a cell detection mechanism according to an embodiment of the present invention;

fig. 2 is a front view of a cell detection mechanism according to an embodiment of the present invention;

fig. 3 is a perspective view of a cell detection mechanism according to an embodiment of the present invention;

fig. 4 is a top view of a cell detection mechanism according to an embodiment of the present invention.

Reference numerals:

1000: a battery cell detection mechanism; 1100: a base; 1200: a first detection mechanism; 1300: a second detection mechanism; 1400: an electric core; 1500: a measuring table; 1600: positioning blocks; 1210: a first contact portion; 1220: a second contact portion; 1510: a first side plate; 1520: a second side plate; 1710: a first guide rail; 1720: a second guide rail; 1800: a thickness detection device; 1810: a probe.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the related technology, the open-circuit voltage and the alternating current internal resistance of the battery core need to be measured on an alternating current impedance instrument, the thickness and the length of the battery need to be measured by calipers, namely when the parameters are required to be tested, the next parameter test can be carried out after the corresponding parameters need to be recorded after each test is finished, the measurement process is complicated, the time consumption is long, and the method is not suitable for the condition of screening the parameters of the battery core with more measurement quantity or batch quality problems. The application provides a battery core detection mechanism to solve the above-mentioned problem.

A cell detection mechanism according to an embodiment of the present invention is described below with reference to fig. 1 to 4.

Referring to fig. 1, according to the utility model discloses a battery core detection mechanism 1000 includes: the battery cell detection device comprises a base 1100, a first detection mechanism 1200 and a second detection mechanism 1300, wherein a battery cell installation position is arranged on the base 1100 and used for installing and fixing a battery cell 1400, the first detection mechanism 1200 is arranged on the base 1100 and is suitable for detecting performance parameters of the battery cell 1400, and the second detection mechanism 1300 is arranged on the base 1100 and is suitable for detecting size parameters of the battery cell 1400.

The utility model relates to an electricity core detection mechanism 1000, including two detection mechanism, two detection mechanism can accomplish the detection to electric core 1400 performance and size respectively, when carrying out electric core 1400 performance evaluation and need detect multiple parameter, can accomplish the detection to electric core 1400 a plurality of parameters on an equipment, equipment structure is compact, easy operation can improve the efficiency that electric core 1400 detected by a wide margin, uses manpower sparingly, promotes production efficiency, reduction in production cost.

According to some embodiments of the present invention, referring to fig. 2, the battery cell detection mechanism 1000 further includes a measuring table 1500 and a positioning block 1600. In order to facilitate the measurement process, a measurement table 1500 may be disposed on the base 1100, and an upper surface of the measurement table 1500 is configured as a cell positioning surface. Therefore, the height of the battery cell positioning surface can be adjusted according to detection requirements. In order to fix the battery cell 1400 on the measurement platform 1500 and prevent the battery cell 1400 from moving during a test, a positioning block 1600 may be further disposed on the measurement platform 1500, and the positioning block 1600 is disposed on the measurement platform 1500 and defines a battery cell installation position of the battery cell 1400 together with a battery cell positioning surface. It should be noted that the upper surface of the measurement platform 1500 is an insulating surface to prevent the short circuit of the battery cell 1400.

According to some embodiments of the present invention, referring to fig. 1, the number of the positioning blocks 1600 is not particularly limited as long as the battery core 1400 can be fixed to prevent the movement thereof. Specifically, the positioning blocks 1600 may be configured to be multiple and disposed on the cell positioning surface at intervals, and more specifically, four positioning blocks 1600 may be disposed at four vertex angles of the cell 1400, and the four positioning blocks 1600 may fix four fixed points of the cell 1400, thereby achieving a better positioning effect. Moreover, the positioning blocks 1600 are located at four vertices of the battery cell 1400, so that the battery cell 1400 is easier to be placed in the positioning blocks 1600 or the battery cell 1400 in the positioning blocks 1600 is taken out. According to the utility model discloses a some embodiments, every locating piece 1600 all is formed with spacing breach, and electric core installation position is injectd with the electric core locating surface to the inner wall of the spacing breach of every locating piece 1600.

According to some embodiments of the present invention, in order to adapt to the electric core 1400 of different sizes, at least one positioning block 1600 is movably disposed on the electric core positioning surface to adjust the electric core installation position, specifically, one, two, three or four all movably disposed on the electric core positioning surface. From this, when placing not equidimension electric core 1400 in electric core installation position, the portable setting of locating piece 1600 can avoid placing in-process scotch electric core 1400 to the realization detects not unidimensional electric core 1400, improves electric core detection mechanism 1000's universality.

According to some embodiments of the present invention, referring to fig. 2 and 4, the first detecting mechanism 1200 includes a first contact portion 1210 and a second contact portion 1220, at least one of the first contact portion 1210 and the second contact portion 1220 is movably disposed on the measuring table 1500, and the first contact portion 1210 and the second contact portion 1220 are adapted to contact with a tab of the electric core 1400. For example, when the first detection mechanism 1200 is an open-circuit voltage measurement mechanism, the first contact portion 1210 and the second contact portion 1220 may be a first probe and a second probe, respectively, and the first probe and the second probe are respectively in contact with the tabs of the battery cell 1400, and the open-circuit voltage measurement mechanism is connected to the ac impedance meter, so that the measurement of the open-circuit voltage and the current internal resistance of the battery cell 1400 can be achieved. According to some embodiments of the utility model, first contact portion 1210 and second contact portion 1220 are portable, can realize detecting the electric core 1400 of different thickness and length.

According to some embodiments of the present invention, referring to fig. 2 and fig. 3, in order to make the first detection mechanism 1200 more stably installed on the measuring table 1500, the two opposite sides of the measuring table 1500 are respectively provided with a first side plate 1510 and a second side plate 1520 extending towards the cell positioning surface, and the first contact portion 1210 and the second contact portion 1220 are movably disposed on the first side plate 1510 and the second side plate 1520, respectively. For example, when the first detecting mechanism 1200 is an open-circuit voltage measuring mechanism, the first contact portion 1210 and the second contact portion 1220 are respectively fixed on the first side plate 1510 and the second side plate 1520, and at the same time, the first contact portion 1210 and the second contact portion 1220 are movable on the first side plate 1510 and the second side plate 1520, for example, guide rails may be respectively disposed on the first side plate 1510 and the second side plate 1520, and the first contact portion 1210 and the second contact portion 1220 may move along the guide rails, so as to facilitate contact with tabs of the battery cell 1400 to complete measurement.

According to some embodiments of the present invention, the manner in which the second detection mechanism 1300 detects different positions of the battery cell 1400 is not particularly limited, for example, referring to fig. 1, a first guide rail 1710 may be provided between the first side plate 1510 and the second side plate 1520, and the second detection mechanism 1300 includes: an inductive coupling device movably disposed on the first guide rail 1710 and adapted to detect a length and/or a width of the cell mounting site. Specifically, the first guide 1710 may pass through the inductive coupling device and be fixed at both ends to the first side plate 1510 and the second side plate 1520, respectively. Thus, the inductive coupling device can move back and forth in the horizontal direction between the first side plate 1510 and the second side plate 1520 along the first guide rail 1710, thereby enabling measurement of the length of the cell 1400. Due to the fact that the thicknesses of the battery cell 1400 at different positions are different, the inductive coupling device can be movably arranged, and the thickness of the battery cell 1400 at different positions can be measured.

According to some embodiments of the present invention, referring to fig. 1, 2 and 4, in order to enable the second detection mechanism 1300 to move in the vertical direction, a second guide rail 1720 may be further disposed on the first side plate 1510 and the second side plate 1520, respectively, in parallel to each other, and the first guide rail 1710 may be movably disposed on the second guide rail 1720. Thus, the first rail 1710 can move in the vertical direction on the second rail 1720, the second detection mechanism 1300 can move in the horizontal direction on the first rail 1710, and the two rails cooperate with each other, i.e., the second detection mechanism 1300 can move in the horizontal and vertical directions.

According to some embodiments of the utility model, referring to fig. 3 and fig. 4, when needs detect the thickness of a certain fixed position, second detection mechanism 1300 can also include solitary thickness detection device 1800, is provided with gauge head 1810 on the thickness detection device 1800, and gauge head 1810 is suitable for the upper surface of laminating electric core 1400 in order to detect the thickness of electric core 1400. Specifically, two measuring heads 1810 can be arranged on the thickness detection device 1800, a digital caliper is arranged in the device, when the thickness at a certain position needs to be detected, one measuring head 1810 is in surface contact with the measurement table 1500, the other measuring head 1810 is in surface contact with the battery core 1400, and the thickness of the battery core 1400 is measured through the height difference before and after the digital caliper is reset.

According to some embodiments of the present invention, referring to fig. 4, the number of the measuring heads 1810 is not particularly limited, and those skilled in the art may select the number according to actual situations, for example, the measuring head 1810 may be configured to be multiple and the plurality of measuring heads 1810 are arranged at intervals. Therefore, the thicknesses of multiple positions on the battery cell 1400 can be detected.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. The utility model provides a battery core detection mechanism which characterized in that includes:

the battery cell installing device comprises a base, a battery cell installing position and a battery cell installing position, wherein the base is provided with the battery cell installing position;

the first detection mechanism is arranged on the base and is suitable for detecting performance parameters of the battery cell;

and the second detection mechanism is arranged on the base and is suitable for detecting the size parameters of the battery cell.

2. The cell detection mechanism of claim 1, further comprising:

the measuring table is arranged on the base, and the upper surface of the measuring table is constructed as a battery cell positioning surface;

the positioning block is arranged on the measuring table and is limited by the electric core positioning surface together at the electric core installation position of the electric core.

3. The cell detection mechanism according to claim 2, wherein the positioning block is configured to be plural and arranged on the cell positioning surface at intervals, each positioning block is formed with a limiting notch, and an inner wall of the limiting notch of each positioning block and the cell positioning surface define the cell installation position.

4. The cell detection mechanism of claim 3, wherein at least one of the positioning blocks is movably disposed on the cell positioning surface to adjust the cell mounting position.

5. The cell detection mechanism of claim 2, wherein the first detection mechanism comprises:

the battery comprises a measuring table, a first contact part and a second contact part, wherein at least one of the first contact part and the second contact part is movably arranged on the measuring table, and the first contact part and the second contact part are suitable for being in contact with a lug of the battery cell.

6. The cell detection mechanism according to claim 5, wherein a first side plate and a second side plate extending away from the cell positioning surface are respectively disposed on two opposite sides of the measurement table, and the first contact portion and the second contact portion are respectively movably disposed on the first side plate and the second side plate.

7. The cell detection mechanism of claim 6, wherein a first guide rail is disposed between the first side plate and the second side plate, and the second detection mechanism comprises: an inductive coupling device movably disposed on the first rail and adapted to detect a length and/or a width of the cell mounting site.

8. The cell detection mechanism according to claim 7, wherein second guide rails parallel to each other are respectively disposed on the first side plate and the second side plate, and the first guide rail is movably disposed on the second guide rail.

9. The cell detection mechanism of claim 7, wherein the second detection mechanism further comprises: the thickness detection device is provided with a measuring head, and the measuring head is suitable for being attached to the upper surface of the battery cell to detect the thickness of the battery cell.

10. The cell detection mechanism of claim 9, wherein the probe is configured to be multiple and the probes are spaced apart.

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