CN211402656U - Device for rapidly measuring voltage and voltage difference of battery pack - Google Patents
Device for rapidly measuring voltage and voltage difference of battery pack Download PDFInfo
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- CN211402656U CN211402656U CN201922256236.2U CN201922256236U CN211402656U CN 211402656 U CN211402656 U CN 211402656U CN 201922256236 U CN201922256236 U CN 201922256236U CN 211402656 U CN211402656 U CN 211402656U
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Abstract
The utility model discloses a device of quick measurement group battery voltage and pressure differential, include: the battery pack fixing seat is used for fixing a battery pack to be measured; the probe mounting seat is arranged on the battery pack fixing seat in a lifting manner; the probe lifting cylinder is arranged on the probe mounting seat; the probe seat is connected with a piston rod of the probe lifting cylinder, and a plurality of probes are installed on the probe seat. The device for rapidly measuring the voltage and the pressure difference of the battery pack is simple in structure and convenient to operate, abnormal conditions such as leakage test and short circuit can be avoided, a group of battery cells can be tested at one time, and the testing efficiency is high.
Description
Technical Field
The utility model relates to a new energy battery technical field particularly, relates to a device of quick measurement group battery voltage and pressure differential.
Background
At present, a single-channel voltage tester is used for testing each electric core of a battery pack by using a universal finished battery pack internal voltage test and a universal finished battery pack internal voltage difference test, then whether the voltage difference of each electric core meets the standard or not is compared, each electric core needs to be tested repeatedly in the measurement process, mistesting, missing testing and short circuit are easy to occur, the efficiency is low, and the universal finished battery pack internal voltage test and the single-channel voltage difference test are not suitable for batch measurement.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a device of rapid survey group battery voltage and pressure differential, the device is simple structure, convenient operation not only, can not appear leaking moreover and survey, abnormal conditions such as short circuit, and efficiency of software testing is high, and a set of electric core of disposable testable can promote the productivity by a wide margin.
In order to achieve the above object, the utility model provides a device of quick measurement group battery voltage and pressure differential, include:
the battery pack fixing seat is used for fixing a battery pack to be measured;
the probe mounting seat is arranged on the battery pack fixing seat in a lifting manner;
the probe lifting cylinder is arranged on the probe mounting seat;
the probe seat is connected with a piston rod of the probe lifting cylinder, and a plurality of probes are installed on the probe seat.
Furthermore, the battery pack fixing seat comprises a bottom plate, side plates are respectively arranged on the upper sides of the two ends of the bottom plate, and the probe mounting seat is arranged on the two side plates in a lifting mode.
Further, the probe mounting base comprises a top plate, the probe lifting cylinder is mounted on the lower side of the top plate, two adjusting side plates are respectively arranged on the lower sides of the two ends of the top plate, a lifting adjusting groove is vertically formed in each adjusting side plate, an adjusting bolt is arranged on each side plate, and each adjusting bolt is arranged in each lifting adjusting groove in a penetrating mode.
Further, the adjusting side plate is provided with at least two lifting adjusting grooves in parallel, and an adjusting bolt is arranged in each lifting adjusting groove in a penetrating mode.
Furthermore, a width adjusting groove is formed in the bottom plate, two battery pack positioning plates are further arranged on the bottom plate, and the battery pack positioning plates are movably arranged on the width adjusting groove.
Furthermore, the bottom of the battery pack positioning plate is provided with a screw hole, an adjusting screw penetrates through the width adjusting groove, and the battery pack positioning plate is installed on the width adjusting groove through the adjusting screw.
Furthermore, the width adjusting groove is a kidney-shaped counter bore, and a step is arranged on the lower side of the width adjusting groove.
Furthermore, the inner side of the front end of the battery pack positioning plate is provided with an inclined surface extending outwards.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a device of quick measurement group battery voltage and pressure differential through installing probe mount pad liftable on the group battery fixing base, installs probe lift cylinder on the probe mount pad, at the lower extreme of the piston rod installation probe seat of probe lift cylinder to install many probes on the probe seat. When the device is used, the battery pack to be measured is fixed on the battery pack fixing seat, the lugs of the battery pack face upwards, the probes are fixed on the probe seat respectively according to the series-parallel connection mode and the model of the battery pack to be measured, the probe lifting cylinder acts to enable the probes to move downwards along with the probe seat and contact the lugs of the battery pack, so that voltage measurement of the lugs of all electric cores on the battery pack is completed simultaneously, and the maximum pressure difference can be calculated according to the measured voltage value of each lug. The device for rapidly measuring the voltage and the pressure difference of the battery pack is simple in structure and convenient to operate, abnormal conditions such as leakage test and short circuit can be avoided, a group of battery cells can be tested at one time, and the testing efficiency is high.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the device for rapidly measuring voltage and voltage difference of the battery pack according to the embodiment of the present invention when measuring the battery pack.
Fig. 2 is a schematic structural diagram of the device for rapidly measuring voltage and voltage difference of a battery pack according to the embodiment of the present invention when measuring a battery pack of another model.
Fig. 3 is a schematic structural diagram of a device for rapidly measuring voltage and voltage difference of a battery pack according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a battery pack fixing seat in a device for rapidly measuring battery pack voltage and voltage difference according to an embodiment of the present invention.
Fig. 5 is the schematic structural diagram of the device for rapidly measuring the voltage and the pressure difference of the battery pack according to the embodiment of the present invention, wherein the battery pack positioning plate is detached from the battery pack fixing seat.
Fig. 6 is a schematic structural diagram of a battery positioning plate in a device for rapidly measuring battery voltage and voltage difference according to an embodiment of the present invention.
Fig. 7 is a schematic bottom view of a device for rapidly measuring voltage and voltage difference of a battery pack according to an embodiment of the present invention.
Fig. 8 is the schematic structural diagram of the probe mounting seat, the probe lifting cylinder, the probe seat and the probe in the device for rapidly measuring the voltage and the pressure difference of the battery pack according to the embodiment of the present invention.
Fig. 9 is a schematic structural view of a probe mounting seat in a device for rapidly measuring voltage and voltage difference of a battery pack according to an embodiment of the present invention.
Wherein the figures include the following reference numerals:
10. a battery pack holder; 11. a base plate; 12. a side plate; 20. a probe mounting base; 21. a top plate; 22. adjusting the side plate; 30. a probe lifting cylinder; 40. a probe base; 41. a probe; 100. a battery pack; 111. a width adjustment groove; 112. a battery pack positioning plate; 221. a lifting adjusting groove; 1121. a bevel.
Detailed Description
To facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the specific embodiments described below. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
Unless otherwise defined, all terms of art used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The use of the words "a" or "an" and the like in the description and claims of the present application does not denote a limitation of quantity, but rather denotes the presence of at least one. The terms "connected" and "coupled" and the like are not restricted to direct connections, but may be indirect connections through other intermediate connections. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
Referring to fig. 1 to 9, a device for rapidly measuring battery pack voltage and differential pressure according to an embodiment of the present invention mainly includes a battery pack fixing base 10, a probe mounting base 20, a probe lifting cylinder 30 and a probe base 40. The battery pack fixing seat 10 is used for fixing a battery pack 100 to be measured; the probe mounting base 20 is arranged on the battery pack fixing base 10 in a lifting manner; the bottom of the probe lifting cylinder 30 is arranged on the probe mounting base 20, and a piston rod of the probe lifting cylinder 30 is arranged downwards; the probe holder 40 is connected to a piston rod of the probe elevation cylinder 30, a plurality of probes 41 are attached to the probe holder 40, and the probes 41 are arranged to face downward.
According to the device for rapidly measuring the voltage and the differential pressure of the battery pack, the probe mounting base 20 is arranged on the battery pack fixing base 10 in a lifting manner, the probe lifting cylinder 30 is arranged on the probe mounting base 20, the probe base 40 is arranged at the lower end of the piston rod of the probe lifting cylinder 30, and the plurality of probes 41 are arranged on the probe base 40. When the device is used, the battery pack 100 to be measured is fixed on the battery pack fixing seat 10, the lugs of the battery pack 100 face upwards, the probes 41 are respectively fixed on the probe seat 40 according to the series-parallel connection mode and the model of the battery pack 100 to be measured, the probe lifting cylinder 30 acts to enable the probes 41 to move downwards along with the probe seat 40 and contact the lugs of the battery pack 100, so that the voltage measurement of the lugs of all the electric cores on the battery pack 100 is completed simultaneously, and the maximum pressure difference can be calculated according to the measured voltage value of each lug. When it is necessary to measure different models of battery packs 100, the height of the probe mount 20 may be adjusted to suit the requirements of different models of battery packs 100. The device for rapidly measuring the voltage and the pressure difference of the battery pack is simple in structure and convenient to operate, abnormal conditions such as leakage test and short circuit can be avoided, a group of electric cores can be tested at one time, the testing efficiency is high, and the device is suitable for testing the battery packs 100 of different models.
Specifically, referring to fig. 1 to 5 and 7 to 9, in the present embodiment, the battery pack fixing base 10 includes a bottom plate 11, two side plates 12 are respectively disposed on upper sides of two ends of the bottom plate 11, and the probe mounting base 20 is installed on the two side plates 12 in a liftable manner. The probe mounting base 20 includes a top plate 21, the probe lifting cylinder 30 is mounted on the lower side of the top plate 21, two adjusting side plates 22 are respectively disposed on the lower sides of two ends of the top plate 21, a lifting adjusting groove 221 is disposed on the adjusting side plate 22 along the vertical direction, and an adjusting bolt (not shown in the figure) is disposed on the side plate 12 and penetrates through the lifting adjusting groove 221. So set up, because the high of the group battery 100 of different models may not be the same, when needs lift adjustment probe mount pad 20 to adjust its height, only need unscrew this adjusting bolt earlier, with probe mount pad 20 go up or descend to suitable position, then screw up this adjusting bolt can, it is very convenient to operate.
In order to further improve the stability of the probe mounting seat 20 mounted on the battery pack fixing seat 10, referring to fig. 1 to 3 and fig. 7 to 9, in the present embodiment, two elevation adjustment grooves 221 are provided in parallel on each adjustment side plate 22, and an adjustment bolt is inserted into each elevation adjustment groove 221. By the arrangement, the installation stability of the probe installation seat 20 can be greatly improved, and the probe installation seat 20 is prevented from shifting or swinging in the lifting process of the probe lifting cylinder 30 and the measuring process of the probe 41.
Referring to fig. 1 to 5, in the present embodiment, a width adjustment groove 111 is formed on the bottom plate 11, and two battery pack positioning plates 112 are disposed on the bottom plate 11, wherein the two battery pack positioning plates 112 are movably disposed on the width adjustment groove 111. The two battery pack positioning plates 112 are oppositely arranged, a space for placing the battery pack 100 is formed between the two battery pack positioning plates 112, and the size of the placing space of the battery pack 100 can be adjusted by adjusting the distance between the two battery pack positioning plates 112 so as to adapt to the fixation of the battery packs 100 of different models.
Specifically, in the present embodiment, a screw hole is formed in the bottom of the battery pack positioning plate 112, an adjusting screw (not shown) is inserted into the width adjusting groove 111, and the battery pack positioning plate 112 is mounted on the width adjusting groove 111 by the adjusting screw. Different models of group battery 100 probably have different widths, through adopting above-mentioned setting, when the distance between two group battery locating plate 112 need be adjusted, only need unscrew adjusting screw earlier, with group battery locating plate 112 remove to suitable position, then screw up adjusting screw can, can adapt to different models of group battery 100's measurement better.
Further, referring to fig. 7, the width adjustment groove 111 is a kidney-shaped counter bore, and a step is provided on a lower side of the width adjustment groove 111, and an adjustment screw is fixed on the step. So set up, can make the bottom surface of bottom plate 11 be the plane, be convenient for the installation and the placing of group battery fixing base 10.
Referring to fig. 6, in the present embodiment, an inclined surface 1121 extending outward is disposed at the inner side of the front end of the battery pack positioning plate 112, so that the front side of the battery pack 100 placing space is generally in a shape of "eight", and thus, the battery pack 100 can be more conveniently taken and placed between the two battery pack positioning plates 112.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A device for rapidly measuring voltage and voltage difference of a battery pack is characterized by comprising:
a battery pack fixing seat (10) for fixing a battery pack (100) to be measured;
the probe mounting seat (20) is arranged on the battery pack fixing seat (10) in a lifting manner;
the probe lifting cylinder (30) is arranged on the probe mounting seat (20);
the probe seat (40) is connected with a piston rod of the probe lifting cylinder (30), and a plurality of probes (41) are installed on the probe seat (40).
2. The device for rapidly measuring the voltage and the differential pressure of the battery pack according to claim 1, wherein the battery pack fixing seat (10) comprises a bottom plate (11), two side plates (12) are respectively arranged on the upper sides of two ends of the bottom plate (11), and the probe mounting seat (20) is arranged on the two side plates (12) in a lifting manner.
3. The device for rapidly measuring the voltage and the pressure difference of the battery pack according to claim 2, wherein the probe mounting seat (20) comprises a top plate (21), the probe lifting cylinder (30) is mounted on the lower side of the top plate (21), two adjusting side plates (22) are respectively arranged on the lower sides of two ends of the top plate (21), a lifting adjusting groove (221) is vertically formed in each adjusting side plate (22), an adjusting bolt is arranged on each side plate (12), and the adjusting bolt is arranged in the lifting adjusting groove (221) in a penetrating manner.
4. The device for rapidly measuring the voltage and the differential pressure of the battery pack according to claim 3, wherein the adjusting side plate (22) is provided with at least two lifting adjusting grooves (221) in parallel, and each lifting adjusting groove (221) is provided with one adjusting bolt in a penetrating way.
5. The device for rapidly measuring the voltage and the voltage difference of the battery pack according to claim 2, wherein a width adjusting groove (111) is formed in the bottom plate (11), two battery pack positioning plates (112) are further arranged on the bottom plate (11), and the battery pack positioning plates (112) are movably arranged on the width adjusting groove (111).
6. The device for rapidly measuring the voltage and the voltage difference of the battery pack according to claim 5, wherein the bottom of the battery pack positioning plate (112) is provided with a screw hole, an adjusting screw penetrates through the width adjusting groove (111), and the battery pack positioning plate (112) is installed on the width adjusting groove (111) through the adjusting screw.
7. The device for rapidly measuring the voltage and the differential pressure of the battery pack according to claim 5, wherein the width adjusting groove (111) is a kidney-shaped counter bore, and the lower side of the width adjusting groove (111) is provided with a step.
8. The apparatus for rapidly measuring the voltage and the voltage difference of the battery pack as claimed in claim 5, wherein the battery pack positioning plate (112) is provided with an inclined surface (1121) extending outwards at the inner side of the front end thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922256236.2U CN211402656U (en) | 2019-12-16 | 2019-12-16 | Device for rapidly measuring voltage and voltage difference of battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922256236.2U CN211402656U (en) | 2019-12-16 | 2019-12-16 | Device for rapidly measuring voltage and voltage difference of battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211402656U true CN211402656U (en) | 2020-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922256236.2U Active CN211402656U (en) | 2019-12-16 | 2019-12-16 | Device for rapidly measuring voltage and voltage difference of battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211402656U (en) |
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2019
- 2019-12-16 CN CN201922256236.2U patent/CN211402656U/en active Active
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