CN217739363U - Lead-acid storage battery internal resistance testing tool - Google Patents
Lead-acid storage battery internal resistance testing tool Download PDFInfo
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- CN217739363U CN217739363U CN202220596498.2U CN202220596498U CN217739363U CN 217739363 U CN217739363 U CN 217739363U CN 202220596498 U CN202220596498 U CN 202220596498U CN 217739363 U CN217739363 U CN 217739363U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a lead acid battery internal resistance test fixture. Belongs to the technical field of lead-acid storage batteries. The method mainly solves the problems that the existing online internal resistance test is often inaccurate, false alarm can often occur, the stress point is single, and the pole is easily crushed. It is mainly characterized in that: the electrode comprises an electrode connecting rod, a positive electrode connecting seat and a negative electrode connecting seat which are arranged at two ends of the electrode connecting rod, a positive electrode detection rod arranged on the positive electrode connecting seat and a positive electrode detection rod arranged on the negative electrode connecting seat; the positive detection rods are a first positive detection rod and a second positive detection rod which are arranged at intervals; the negative pole test rod is a first negative pole test rod and a second negative pole test rod which are arranged at intervals. The utility model has the characteristics of during the test pressure less, be difficult to crush utmost point post, reinforcing on-line measuring reliability and the assembly line of being convenient for detect in batches, the batch on-line measuring of mainly used lead acid battery internal resistance.
Description
Technical Field
The utility model belongs to the technical field of the lead acid battery, specifically a lead acid battery internal resistance test frock is applied to lead acid battery's internal resistance test.
Background
The internal resistance is an important performance parameter of the storage battery, and the size of the internal resistance value directly influences the charge receiving capacity and the discharge capacity of the storage battery. Therefore, the testing of the internal resistance of the storage battery is also particularly important in the production and manufacturing process of the storage battery.
In the current lead-acid storage battery internal resistance detection process, a positive and negative pole single-point contact type test is mainly adopted, and the test method mainly has the following two defects: 1. after a single pole of the storage battery is welded, metal can generate shrinkage marks in the cooling process, so that the central surface of the pole is not completely horizontal, and under the condition, the online internal resistance test is often not accurate enough, and the condition of false alarm often occurs; 2. the single-point contact test is carried out at the center of the pole, external inward pressure is generated in the internal resistance test process, the stress point is single, and the pole is easily crushed.
Based on above problem, the utility model discloses a be the test of two point contact internal resistances of monopole post to there is solitary spring to solve the uneven problem in utmost point post surface in two point contact test posts, two point formula contact test points can not crush utmost point post at utmost point post edge simultaneously, can improve the life of battery.
Disclosure of Invention
The utility model aims at providing a lead acid battery on-line internal resistance detects frock solves traditional battery internal resistance test and crushes utmost point post easily to improve battery on-line measuring's accuracy, reinforcing on-line measuring's reliability, the assembly line of being convenient for detects in batches.
The technical solution of the utility model is that: the utility model provides a lead acid battery internal resistance test fixture, includes the electrode connecting rod, sets up in the anodal connecting seat and the negative pole connecting seat at electrode connecting rod both ends, sets up anodal measuring stick on the anodal connecting seat and sets up the negative pole measuring stick on the negative pole connecting seat, its characterized in that: the positive detection rods are a first positive detection rod and a second positive detection rod which are arranged at intervals; the negative pole test rod is a first negative pole test rod and a second negative pole test rod which are arranged at intervals.
The first anode detection rod and the second anode detection rod in the technical solution of the utility model are respectively connected with the anode connecting seat through the first anode column test spring and the second anode column test spring; the first negative pole detection rod and the second negative pole detection rod are connected with the negative pole connecting seat through a first negative pole testing spring and a second negative pole testing spring respectively.
The anode connecting seat in the technical solution of the utility model is provided with two mounting holes for mounting the first anode column testing spring and the upper part of the first anode detecting rod, and the second anode column testing spring and the upper part of the second anode detecting rod respectively; the negative pole connecting seat is provided with two mounting holes which are respectively used for mounting the first negative pole testing spring and the upper part of the first negative pole detecting rod, and the second negative pole testing spring and the upper part of the second negative pole detecting rod.
The technical solution of the utility model in the lower tip of first positive pole test rod, second positive pole test rod, first negative pole test rod and second negative pole test rod constitute first positive post internal resistance test point, second positive post internal resistance test point, first negative pole post internal resistance test point and second negative pole post internal resistance test point respectively.
The distance between the first positive pole internal resistance test point and the second positive pole internal resistance test point in the technical solution of the utility model is 12mm to 16mm; and the distance between the first negative pole internal resistance test point and the second negative pole internal resistance test point is 8mm to 14mm.
The technical solution of the utility model in the material of anodal connecting seat and negative pole connecting seat be insulating material.
The technical solution of the utility model in the positive connecting seat and negative connecting seat pass through screw rod and electrode connecting rod fixed connection.
The first positive pole detection rod and the second positive pole detection rod are electrically connected in the technical solution of the utility model; the first negative electrode detection rod is electrically connected with the second negative electrode detection rod.
The utility model has the advantages that: 1. the test point of the double-point contact type test tool is arranged outside the pole, so that the problem that the surface of the central part of the pole is uneven after the pole is welded in the conventional lead-acid storage battery can be effectively solved, and the tool is more accurate and convenient to test; 2. the double-point contact type test fixture test point is arranged on the outer side of the pole, so that the stress is more uniform, and the problem that the pole is damaged by pressure in the internal resistance test process is avoided.
The utility model discloses the batch on-line test of mainly used lead acid battery internal resistance.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a first positive detection rod; 1-1, a first positive pole internal resistance test point; 2. a second positive detection rod; 2-1, a second positive post internal resistance test point; 3. a first positive post test spring; 4. a second positive post test spring; 5. a first negative electrode detection lever; 5-1, a first negative pole internal resistance test point; 6. a second negative electrode detection lever; 6-1, a second negative pole internal resistance test point; 7. a first negative post test spring; 8. a second negative post test spring; 9. an electrode connecting rod; 10. a positive electrode connecting base; 11. negative pole connecting seat, 12, screw rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the utility model relates to an embodiment of lead acid battery internal resistance test fixture, including electrode connecting rod 9, anodal connecting seat 10, negative pole connecting seat 11, first anodal measuring stick 1, the anodal measuring stick 2 of second, first anodal post test spring 3, the anodal post test spring 4 of second, first negative pole measuring stick 5, second negative pole measuring stick 6, first negative pole post test spring 7 and second negative pole post test spring 8.
The positive electrode connection holder 10, the negative electrode connection holder 11 and the electrode connection rod 9 are the same as those of the prior art. The positive electrode connecting seat 10 and the negative electrode connecting seat 11 are fixedly connected with the electrode connecting rod 9 through a screw 12. The positive electrode connecting seat 10 and the negative electrode connecting seat 11 are made of insulating materials.
Two mounting holes are arranged on the bottom surface of the positive electrode connecting seat 10 at intervals. The first positive pole test spring 3 and the upper part of the first positive pole test rod 1 are arranged in one of the mounting holes and are elastically connected with the positive pole connecting seat 10. The second positive pole test spring 4 and the upper part of the second positive pole test rod 2 are arranged in the other mounting hole and are elastically connected with the positive pole connecting seat 10. The lower part of the first positive pole detection rod 1 is gradually reduced to the lower end to form a first positive pole internal resistance test point 1-1, and the lower part of the second positive pole detection rod 2 is gradually reduced to the lower end to form a second positive pole internal resistance test point 2-1. The distance between the first positive pole internal resistance test point 1-1 and the second positive pole internal resistance test point 2-1 can be selected within the range of 12mm to 16mm, for example, 16mm. The first positive detection rod 1 is electrically connected with the second positive detection rod 2, and then electrically connected with the test equipment.
Two mounting holes are arranged at the bottom of the negative electrode connecting seat 11 at intervals. The first negative pole test spring 7 and the upper part of the first negative pole detection rod 5 are arranged in one of the mounting holes and are elastically connected with the negative pole connecting seat 11. The upper parts of the second negative pole testing spring 8 and the second negative pole detecting rod 6 are arranged in the other mounting hole and are elastically connected with the negative pole connecting seat 11. The lower part of the first negative pole detection rod 5 is gradually reduced to the lower end to form a first negative pole internal resistance test point 5-1, and the lower part of the second negative pole detection rod 6 is gradually reduced to the lower end to form a second negative pole internal resistance test point 6-1. The distance between the first negative pole internal resistance test point 5-1 and the second negative pole internal resistance test point 6-1 can be selected within the range of 8 mm-14mm, for example, 10mm. The first negative electrode detection rod 5 is electrically connected with the second negative electrode detection rod 6, and then electrically connected with the test equipment.
The embodiment of the utility model provides a be used for online internal resistance test operation process as follows: the storage battery reaches the internal resistance test area through the conveyor belt and stops waiting for detection, the electrode connecting rod 9 descends under the driving of the test equipment, after descending, the positive pole of the storage battery contacts with the first positive pole internal resistance test point 1-1 and the second positive pole internal resistance test point 2-1 of the internal resistance test tool, and the negative pole of the storage battery contacts with the first negative pole internal resistance test point 5-1 and the second negative pole internal resistance test point 6-1 of the internal resistance test tool. The internal resistance of the battery can be stably output after the contact test.
The utility model discloses an innovation point lies in: 1. the double-point contact type testing tool is positioned on the outer side of the pole during testing; 2. two point contact test fixture require to set up two spring assembly, and two spring assembly are independent, also can direct detection to utmost point post surface unevenness.
Claims (8)
1. The utility model provides a lead acid battery internal resistance test fixture, includes electrode connecting rod (9), sets up in positive connecting seat (10) and negative pole connecting seat (11) at electrode connecting rod (9) both ends, sets up anodal measuring pole on positive connecting seat (10) and sets up the negative pole measuring pole on negative pole connecting seat (11), its characterized in that: the positive pole detection rods are a first positive pole detection rod (1) and a second positive pole detection rod (2) which are arranged at intervals; the negative pole detection rod is a first negative pole detection rod (5) and a second negative pole detection rod (6) which are arranged at intervals.
2. The lead-acid storage battery internal resistance testing tool according to claim 1, characterized in that: the first positive pole detection rod (1) and the second positive pole detection rod (2) are respectively connected with the positive pole connecting seat (10) through a first positive pole test spring (3) and a second positive pole test spring (4); the first negative pole detection rod (5) and the second negative pole detection rod (6) are respectively connected with the negative pole connecting seat (11) through a first negative pole testing spring (7) and a second negative pole testing spring (8).
3. The lead-acid storage battery internal resistance testing tool according to claim 2, characterized in that: the positive connecting seat (10) is provided with two mounting holes which are respectively used for mounting the first positive pole testing spring (3) and the upper part of the first positive pole detecting rod (1), and the second positive pole testing spring (4) and the upper part of the second positive pole detecting rod (2); the negative pole connecting seat (11) is provided with two mounting holes which are respectively used for mounting the upper parts of the first negative pole testing spring (7) and the first negative pole detecting rod (5), the second negative pole testing spring (8) and the second negative pole detecting rod (6).
4. The lead-acid storage battery internal resistance testing tool according to claim 1, 2 or 3, characterized in that: the lower end parts of the first positive pole detection rod (1), the second positive pole detection rod (2), the first negative pole detection rod (5) and the second negative pole detection rod (6) respectively form a first positive pole internal resistance test point (1-1), a second positive pole internal resistance test point (2-1), a first negative pole internal resistance test point (5-1) and a second negative pole internal resistance test point (6-1).
5. The lead-acid storage battery internal resistance testing tool according to claim 4, characterized in that: the distance between the first positive pole internal resistance test point (1-1) and the second positive pole internal resistance test point (2-1) is 12mm to 16mm; the distance between the first negative pole column internal resistance test point (5-1) and the second negative pole column internal resistance test point (6-1) is 8mm to 14mm.
6. The lead-acid storage battery internal resistance testing tool according to any one of claims 1-3 and 5, characterized in that: the anode connecting seat (10) and the cathode connecting seat (11) are made of insulating materials.
7. The lead-acid storage battery internal resistance testing tool according to any one of claims 1-3 and 5, characterized in that: the positive connecting seat (10) and the negative connecting seat (11) are fixedly connected with the electrode connecting rod (9) through a screw rod (12).
8. The lead-acid storage battery internal resistance testing tool according to any one of claims 1-3 and 5, characterized in that: the first positive detection rod (1) is electrically connected with the second positive detection rod (2); the first negative pole detection rod (5) is electrically connected with the second negative pole detection rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220596498.2U CN217739363U (en) | 2022-03-18 | 2022-03-18 | Lead-acid storage battery internal resistance testing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220596498.2U CN217739363U (en) | 2022-03-18 | 2022-03-18 | Lead-acid storage battery internal resistance testing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217739363U true CN217739363U (en) | 2022-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220596498.2U Active CN217739363U (en) | 2022-03-18 | 2022-03-18 | Lead-acid storage battery internal resistance testing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217739363U (en) |
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2022
- 2022-03-18 CN CN202220596498.2U patent/CN217739363U/en active Active
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