CN211955754U - Storage battery voltage detection device - Google Patents
Storage battery voltage detection device Download PDFInfo
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- CN211955754U CN211955754U CN202020284315.4U CN202020284315U CN211955754U CN 211955754 U CN211955754 U CN 211955754U CN 202020284315 U CN202020284315 U CN 202020284315U CN 211955754 U CN211955754 U CN 211955754U
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Abstract
The utility model relates to the technical field of storage batteries, in particular to a storage battery voltage detection device, which comprises an anode charging component connected with the anode of a power supply; the negative electrode charging assembly is connected with the negative electrode of the power supply, and the positive electrode charging assembly and the negative electrode charging assembly form a charging loop for charging a storage battery; the positive electrode probe assembly is arranged on the positive electrode charging assembly, is connected with the positive electrode of the voltage detection instrument and can be abutted against the positive electrode of the storage battery when the storage battery is charged; the negative probe assembly is arranged on the negative charging assembly, is connected with the negative electrode of the voltage detection instrument and can be abutted against the positive electrode of the storage battery when the storage battery is charged; the negative probe assembly and the positive probe assembly form a detection loop for detecting the charging voltage of the storage battery. The utility model discloses can the accurate charging voltage who measures the battery.
Description
Technical Field
The utility model relates to a battery technical field especially relates to a battery voltage detection device.
Background
After the electric locomotive runs for a period of time, the storage battery on the electric locomotive needs to be overhauled. The charging and the maintenance of the storage battery of the electric locomotive are carried out on a storage battery maintenance production line. Among the prior art, the charging voltage detection line is connected on charging wire post, because the contact resistance who compresses tightly seat and battery is unstable, and charging current is great, leads to the voltage of the battery that detects to include the contact resistance drop, because the resistance of contact resistance can change at random, and the range of variation is great moreover, so can't effectively confirm the resistance drop to lead to the measuring charging voltage inaccurate.
Therefore, a battery voltage detection device is needed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a battery voltage detection device can the charging voltage of accurate measurement battery.
To achieve the purpose, the utility model adopts the following technical proposal:
a battery voltage detection apparatus comprising:
the positive charging assembly is connected with the positive electrode of the power supply;
the negative electrode charging assembly is connected with the negative electrode of the power supply, and the positive electrode charging assembly and the negative electrode charging assembly form a charging loop for charging a storage battery;
the positive electrode probe assembly is arranged on the positive electrode charging assembly, is connected with the positive electrode of the voltage detection instrument and can be abutted against the positive electrode of the storage battery when the storage battery is charged;
the negative probe assembly is arranged on the negative charging assembly, is connected with the negative electrode of the voltage detection instrument and can be abutted against the positive electrode of the storage battery when the storage battery is charged; the negative probe assembly and the positive probe assembly form a detection loop for detecting the charging voltage of the storage battery.
Optionally, still include the mount, the mount can with the lift seat fixed connection of assembly line, anodal charging assembly with the negative pole charging assembly all sets up on the mount.
Optionally, the positive charging assembly includes:
the first insulating sliding sleeve is fixedly arranged on the fixed frame;
the first charging column penetrates through the first insulating sliding sleeve, one end of the first charging column is connected with the positive electrode of the power supply, and the other end of the first charging column can be abutted to the positive electrode of the storage battery.
Optionally, one end of the first charging column, which is abutted to the positive electrode of the storage battery, is provided with a first pressing seat.
Optionally, the positive electrode charging assembly further comprises a first spring, the first spring is sleeved on the first charging column, one end of the first spring is abutted to the first insulating sliding sleeve, and the other end of the first spring is abutted to the first pressing seat.
Optionally, the negative charging assembly comprises:
the second insulating sliding sleeve is fixedly arranged on the fixing frame;
and the second charging column is arranged in the second insulating sliding sleeve in a penetrating manner, one end of the second charging column is connected with the negative electrode of the power supply, and the other end of the second charging column can be abutted against the negative electrode of the storage battery.
Optionally, one end of the second charging column, which abuts against the negative electrode of the storage battery, is provided with a second pressing seat.
Optionally, the negative electrode charging assembly further comprises a second spring, the second spring is sleeved on the second charging column, one end of the second spring is abutted to the second insulating sliding sleeve, and the other end of the second spring is abutted to the second pressing seat.
Optionally, the positive electrode probe assembly comprises:
the first fixing sleeve is fixedly arranged on the first pressing seat;
the first needle sleeve is fixedly arranged on the first fixing sleeve and is connected with the anode of the voltage detection instrument;
and one end of the positive probe penetrates through the first needle sleeve, and the other end of the positive probe can be abutted to the positive electrode of the storage battery.
Optionally, the negative probe assembly comprises:
the second fixing sleeve is fixedly arranged on the second pressing seat;
the second needle sleeve is fixedly arranged on the second fixing sleeve and is connected with the negative electrode of the voltage detection instrument;
and one end of the negative probe penetrates through the second needle sleeve, and the other end of the negative probe can be abutted to the negative electrode of the storage battery.
The utility model has the advantages that:
the storage battery voltage detection device provided by the utility model forms a charging loop through the positive charging component and the negative charging component, and is used for charging the storage battery; the positive electrode charging assembly is provided with a positive electrode probe assembly, the negative electrode charging assembly is provided with a negative electrode probe assembly, the positive electrode probe assembly and the negative electrode probe assembly form a detection loop, and the voltage of the storage battery can be detected in real time when the storage battery is charged. Through the arrangement, the charging loop is separated from the detection loop, the large current of the charging loop is detected, the small current of the charging loop is detected, the resistance drop caused by the overlarge contact resistance is avoided, and the voltage detection precision is improved.
Drawings
Fig. 1 is a schematic diagram of a battery voltage detection apparatus according to the present invention;
FIG. 2 is a schematic diagram of a positive electrode probe assembly of the battery voltage detecting apparatus of the present invention;
fig. 3 is a schematic diagram of a negative probe assembly in the battery voltage detecting apparatus of the present invention.
In the figure:
1-a positive charging assembly; 11-a first insulating sliding sleeve; 12-a first charging column; 13-a first compression seat; 14-a first spring;
2-a negative charging assembly; 21-a second insulating sliding sleeve; 22-a second charging column; 23-a second compression seat; 24-a second spring;
3-a positive probe assembly; 31-a first fixation sleeve; 32-a first sleeve; 33-positive electrode probe; 34-a first return spring;
4-a negative probe assembly; 41-a second fixation sleeve; 42-a second sleeve; 43-negative probe; 44-a second return spring;
5-fixing frame.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to examine and repair the time at the battery, can the accurate charging voltage who measures the battery, as shown in fig. 1, the utility model provides a battery voltage detection device. The storage battery voltage detection device comprises a positive electrode charging assembly 1, a negative electrode charging assembly 2, a positive electrode probe assembly 3 and a negative electrode probe assembly 4; wherein, the positive electrode charging component 1 is connected with the positive electrode of the power supply; the negative electrode charging assembly 2 is connected with the negative electrode of the power supply, and the positive electrode charging assembly 1 and the negative electrode charging assembly 2 form a charging loop for charging the storage battery; the positive probe assembly 3 is arranged on the positive charging assembly 1 in an insulating manner, is connected with the positive electrode of the voltage detection instrument and can be abutted against the positive electrode of the storage battery when the storage battery is charged; the negative probe assembly 4 is arranged on the negative charging assembly 2 in an insulating manner, is connected with the negative electrode of the voltage detection instrument and can be abutted against the positive electrode of the storage battery when the storage battery is charged; the negative probe assembly 4 and the positive probe assembly 3 form a detection loop for detecting the charging voltage of the storage battery.
Further, this battery voltage detection device still includes mount 5, mount 5 and the lift seat fixed connection of assembly line, and positive pole charging assembly 1 and negative pole charging assembly 2 all set up on mount 5. After the storage battery is conveyed in place in the storage battery overhauling assembly line, the lifting seat of the assembly line drives the positive charging assembly 1 and the negative charging assembly 2 to move downwards, so that the positive charging assembly 1 and the negative charging assembly 2 are respectively abutted against the positive pole and the negative pole of the storage battery, and the storage battery is charged; after charging, the fixing frame 5 is driven by the lifting seat to lift. Through the setting, the automation of charging operation can be realized, and the manual participation is reduced.
Further, the positive electrode charging assembly 1 includes: the first insulating sliding sleeve 11 and the first charging column 12 are fixedly arranged on the fixed frame 5; in this embodiment, the first insulating sliding sleeve 11 is made of tetrafluoroethylene insulating material, the first charging post 12 is inserted into the first insulating sliding sleeve 11, and one end of the first charging post is connected to the positive electrode of the power supply, and the other end of the first charging post can be abutted to the positive electrode of the battery.
In the present embodiment, in order to ensure that the first charging post 12 can be effectively connected to the positive electrode of the battery, optionally, the end of the first charging post 12 abutting against the positive electrode of the battery is provided with a first pressing seat 13. The contact area of the first charging post 12 with the positive electrode of the battery can be increased by providing the first pressing base 13. In order to ensure sufficient abutting, the positive electrode charging assembly 1 further comprises a first spring 14, the first spring 14 is sleeved on the first charging column 12, one end of the first spring abuts against the first insulating sliding sleeve 11, and the other end of the first spring abuts against the first pressing seat 13. After the first pressing seat 13 abuts against the positive pole of the storage battery, the fixing frame 5 continues to move downwards to compress the first spring 14, and the first spring 14 applies elastic force to the first pressing seat 13, so that the first pressing seat 13 is in full contact with the positive pole of the storage battery.
Further, like the positive electrode charging assembly 1, the negative electrode charging assembly 2 includes: the second insulating sliding sleeve 21 is fixedly arranged on the fixing frame 5, and the second insulating sliding sleeve 21 is made of tetrafluoroethylene insulating material; the second charging post 22 is inserted into the second insulating sliding sleeve 21, and one end of the second charging post is connected with the negative electrode of the power supply, and the other end of the second charging post can be abutted against the negative electrode of the storage battery. In the present embodiment, optionally, one end of the second charging post 22 abutting against the negative electrode of the battery is provided with a second pressing seat 23.
Further, the negative electrode charging assembly 2 further includes a second spring 24, the second spring 24 is sleeved on the second charging column 22, one end of the second spring abuts against the second insulating sliding sleeve 21, and the other end of the second spring abuts against the second pressing seat 23. After the second compresses tightly seat 23 and the negative pole butt of battery, mount 5 continues the downstream, compresses second spring 24, and second spring 24 compresses tightly seat 23 with elasticity use for the second with the second for the second compresses tightly seat 23 and the abundant contact of negative pole of battery, effectively guarantees the charging effect.
Referring to fig. 2, further, the positive electrode probe assembly 3 includes a first fixing sleeve 31 and a first needle sleeve 32, the first fixing sleeve 31 is fixedly disposed on the first pressing base 13; in this embodiment, the first fixing sleeve 31 is made of nylon, so as to achieve the insulating effect; in other embodiments, tetrafluoroethylene material can be used as the material of the first fixing sleeve 31. The first needle sleeve 32 is fixedly arranged on the first fixing sleeve 31 and is connected with the anode of the voltage detection instrument; one end of the positive electrode probe 33 is inserted into the first needle sheath 32, and the other end can be abutted against the positive electrode of the battery.
Specifically, in this embodiment, wear to be equipped with first reset spring 34 in first needle cover 32, the one end of first reset spring 34 and the tip butt of first needle cover 32, the other end and the tip butt of anodal probe 33, and anodal probe 33 at first with the anodal butt of battery, in the in-process that mount 5 moved down, first spring 14 drives first pressing base 13 and moves down, anodal probe 33 compresses the first reset spring 34 and withdraws, until first pressing base 13 and the anodal complete butt of battery, anodal probe 33 withdraws in first needle cover 32, at this moment, begin to charge the battery, anodal probe 33 begins real-time detection voltage. By providing the first return spring 34, the positive electrode probe 33 can be effectively ensured to abut against the positive electrode of the battery.
Referring to fig. 3, further, like the positive probe 33, the negative probe assembly 4 includes a second fixing sleeve 41, a second needle sleeve 42 and a negative probe 43, the second fixing sleeve 41 is fixedly disposed on the second pressing base 23, and the second fixing sleeve 41 is made of nylon or tetrafluoroethylene; the second needle sleeve 42 is fixedly arranged on the second fixing sleeve 41 and is connected with the negative electrode of the voltage detection instrument; one end of the negative probe 43 is inserted into the second sleeve 42, and the other end can be in contact with the negative electrode of the battery.
Specifically, in this embodiment, a second return spring 44 is inserted into the second needle sleeve 42, one end of the second return spring 44 abuts against the end of the second needle sleeve 42, the other end abuts against the end of the positive probe 33, and the negative probe 43 first abuts against the negative electrode of the battery, in the process that the fixing frame 5 moves downwards, the second spring 24 drives the second pressing seat 23 to move downwards, the negative probe 43 compresses the second return spring 44 to retract until the second pressing seat 23 completely abuts against the negative electrode of the battery, the negative probe 43 retracts into the second needle sleeve 42, at this time, the battery starts to be charged, and the negative probe 43 starts to detect voltage in real time. By providing the second return spring 44, the negative electrode probe 43 can be effectively ensured to abut against the negative electrode of the battery.
In this embodiment, in order to ensure that the voltage accuracy of the storage battery can be accurately detected, optionally, two sets of the positive probe assembly 3 and the negative probe assembly 4 are both provided, and the two sets of the positive probes 33 are connected in parallel and then connected with the positive electrode of the voltage detection instrument; two sets of negative probes 43 are connected in parallel and then connected with the negative electrode of the voltage detection instrument, and the accuracy of voltage detection of the storage battery is guaranteed through the redundant arrangement.
The storage battery voltage detection device provided by the utility model forms a charging loop through the positive electrode charging component 1 and the negative electrode charging component 2, and is used for charging the storage battery; the positive electrode charging assembly 1 is provided with the positive electrode probe assembly 3, the negative electrode charging assembly 2 is provided with the negative electrode probe assembly 4, the positive electrode probe assembly 3 and the negative electrode probe assembly 4 form a detection loop, and the voltage of the storage battery can be detected in real time when the storage battery is charged. Through the arrangement, the charging loop is separated from the detection loop, the large current of the charging loop is detected, the small current of the charging loop is detected, the resistance drop caused by the overlarge contact resistance is avoided, and the voltage detection precision is improved.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A battery voltage detection apparatus, comprising:
the positive electrode charging assembly (1) is connected with the positive electrode of the power supply;
the negative electrode charging assembly (2) is connected with the negative electrode of the power supply, and the positive electrode charging assembly (1) and the negative electrode charging assembly (2) form a charging loop for charging a storage battery;
the positive electrode probe assembly (3) is arranged on the positive electrode charging assembly (1), is connected with the positive electrode of the voltage detection instrument, and can be abutted against the positive electrode of the storage battery when the storage battery is charged;
the negative electrode probe assembly (4) is arranged on the negative electrode charging assembly (2), is connected with the negative electrode of the voltage detection instrument, and can be abutted against the positive electrode of the storage battery when the storage battery is charged; the negative electrode probe assembly (4) and the positive electrode probe assembly (3) form a detection loop for detecting the charging voltage of the storage battery.
2. The storage battery voltage detection device according to claim 1, further comprising a fixing frame (5), wherein the fixing frame (5) can be fixedly connected with a lifting seat of an assembly line, and the positive charging assembly (1) and the negative charging assembly (2) are both arranged on the fixing frame (5).
3. A battery voltage detection apparatus according to claim 2, wherein the positive electrode charging assembly (1) comprises:
the first insulating sliding sleeve (11) is fixedly arranged on the fixed frame (5);
and the first charging column (12) is arranged in the first insulating sliding sleeve (11) in a penetrating manner, one end of the first charging column is connected with the positive electrode of the power supply, and the other end of the first charging column can be abutted against the positive electrode of the storage battery.
4. A battery voltage detection apparatus according to claim 3, wherein one end of the first charging post (12) abutting against the positive electrode of the battery is provided with a first pressing seat (13).
5. The device for detecting the voltage of the storage battery according to claim 4, wherein the positive charging assembly (1) further comprises a first spring (14), the first spring (14) is sleeved on the first charging column (12), one end of the first spring abuts against the first insulating sliding sleeve (11), and the other end of the first spring abuts against the first pressing seat (13).
6. A battery voltage detection apparatus according to claim 2, wherein the negative charging assembly (2) comprises:
the second insulating sliding sleeve (21) is fixedly arranged on the fixed frame (5);
and the second charging column (22) is arranged in the second insulating sliding sleeve (21) in a penetrating manner, one end of the second charging column is connected with the negative pole of the power supply, and the other end of the second charging column can be abutted against the negative pole of the storage battery.
7. The battery voltage detection device according to claim 6, wherein one end of the second charging post (22) abutting against the negative electrode of the battery is provided with a second pressing seat (23).
8. The device for detecting the voltage of the storage battery according to claim 7, wherein the negative charging assembly (2) further comprises a second spring (24), the second spring (24) is sleeved on the second charging column (22), one end of the second spring abuts against the second insulating sliding sleeve (21), and the other end of the second spring abuts against the second pressing seat (23).
9. The battery voltage detection device according to claim 4, characterized in that said positive electrode probe assembly (3) comprises:
the first fixing sleeve (31) is fixedly arranged on the first pressing seat (13);
the first needle sleeve (32) is fixedly arranged on the first fixed sleeve (31) and is connected with the positive electrode of the voltage detection instrument;
and one end of the positive probe (33) is arranged in the first needle sleeve (32) in a penetrating way, and the other end of the positive probe can be abutted against the positive electrode of the storage battery.
10. The battery voltage detection device according to claim 7, wherein the negative probe assembly (4) comprises:
the second fixing sleeve (41) is fixedly arranged on the second pressing seat (23);
the second needle sleeve (42) is fixedly arranged on the second fixed sleeve (41) and is connected with the negative electrode of the voltage detection instrument;
and one end of the negative probe (43) is arranged in the second needle sleeve (42) in a penetrating mode, and the other end of the negative probe can be abutted against the negative electrode of the storage battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020284315.4U CN211955754U (en) | 2020-03-10 | 2020-03-10 | Storage battery voltage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020284315.4U CN211955754U (en) | 2020-03-10 | 2020-03-10 | Storage battery voltage detection device |
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| Publication Number | Publication Date |
|---|---|
| CN211955754U true CN211955754U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020284315.4U Active CN211955754U (en) | 2020-03-10 | 2020-03-10 | Storage battery voltage detection device |
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| CN (1) | CN211955754U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023131025A1 (en) * | 2022-01-07 | 2023-07-13 | 宁德时代新能源科技股份有限公司 | Battery test assembly, battery assembly, charging assembly and electric device |
-
2020
- 2020-03-10 CN CN202020284315.4U patent/CN211955754U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023131025A1 (en) * | 2022-01-07 | 2023-07-13 | 宁德时代新能源科技股份有限公司 | Battery test assembly, battery assembly, charging assembly and electric device |
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