CN113686271B - Selection device and selection method for storage battery sealing ring - Google Patents
Selection device and selection method for storage battery sealing ring Download PDFInfo
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- CN113686271B CN113686271B CN202110841601.5A CN202110841601A CN113686271B CN 113686271 B CN113686271 B CN 113686271B CN 202110841601 A CN202110841601 A CN 202110841601A CN 113686271 B CN113686271 B CN 113686271B
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- pressure maintaining
- sealing ring
- maintaining cavity
- pole
- sealing
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- 238000007789 sealing Methods 0.000 title claims abstract description 145
- 238000003860 storage Methods 0.000 title claims abstract description 37
- 238000010187 selection method Methods 0.000 title description 3
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 33
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000036772 blood pressure Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 description 9
- 238000004088 simulation Methods 0.000 description 7
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 5
- 229910052753 mercury Inorganic materials 0.000 description 5
- 239000003822 epoxy resin Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 231100000989 no adverse effect Toxicity 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B13/00—Measuring arrangements characterised by the use of fluids
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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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention discloses a selecting and matching device and a selecting and matching method for a storage battery sealing ring, wherein the selecting and matching device comprises a matching device and a pressurizing and detecting device, the matching device comprises a shell with a pressure maintaining cavity, the pressurizing and detecting device is communicated with the pressure maintaining cavity of the shell, the top surface of the pressure maintaining cavity is provided with an opening, a pole model and a sealing external mold arranged around the pole model are arranged at the opening of the top surface, the pole model comprises a base and a pole body extending out of the pressure maintaining cavity, a detecting groove for accommodating the sealing ring to be detected is formed between the sealing external mold and the pole body, the sealing external mold is matched with the top surface opening of the pressure maintaining cavity, and a first vent hole for communicating the pressure maintaining cavity with the detecting groove is arranged on the pole model. The invention can accurately select the size of the sealing ring, shorten the matching period and ensure the quality of the storage battery.
Description
Technical Field
The invention relates to the technical field of storage batteries, in particular to a selection device and a selection method of a storage battery sealing ring.
Background
The battery terminal is an important component of the battery, and the battery connects the external conductor with the pole column inside the battery through the battery terminal, so that the battery terminal plays a role in electric conduction.
The accumulator is a chemical product, and is internally provided with electrolyte, usually dilute sulfuric acid. Therefore, the joint of the pole and the battery cover is sealed by adopting a sealing ring, and then epoxy resin is injected for reinforcement and sealing.
In the assembly process, the sealing ring seals the gap between the middle cover and the pole by a special tool, the size of the sealing ring is selected without professional standards, and the on-site selection is performed only by experience of an assembly person. Due to the lack of experience of the assembler, variations in the choice of dimensions of the sealing ring can result.
When the size of the sealing ring is bigger, the pressure at the joint is small, the tightness is reduced, the leakage of the epoxy resin glue is easy to cause, and the performance of the storage battery is further affected. When the size of the sealing ring is smaller, the pressure at the joint is large, the sealing ring is not easy to press in during assembly, the sealing ring can be sprung, and the quality problems of epoxy resin leakage, acid climbing corrosion caused by shallow sealing depth of the battery terminal and the like can also occur.
The specification with the publication number of CN106058295B discloses a storage battery sealing ring press, which comprises a fixed body with a through hole in the middle, wherein the upper end and the lower end of the through hole are respectively provided with an upper bearing and a lower bearing, the center of the upper bearing is provided with an upper rotating rod, the upper end of the upper rotating rod is connected with an impeller, the lower end of the upper rotating rod is connected with a pinion, the center of the lower bearing is provided with a lower rotating rod, the upper end of the lower rotating rod is connected with a bull gear, the lower end of the lower rotating rod is connected with a concave cam, the pinion is connected with a bull gear in a transmission manner, a vibrating head is arranged below the concave cam at intervals, a reset spring is arranged between the concave cam and the center of the vibrating head, the upper surface of the vibrating head is provided with a convex concave surface, the lower end of the vibrating head is connected with a pressure sleeve, an air inlet control head is arranged above the fixed body, and an air passage is arranged in the air inlet control head to be respectively communicated with an empty chamber where the impeller is located and an external air source. The invention can make the sealing ring press down in place by touching and relatively rotating the concave-convex cam and the concave-convex face, but the invention also discloses a related technical scheme for matching the sealing ring.
The specification with the publication number of CN205027611U discloses a storage battery sealing ring pneumatic pressure detection device, a sealing groove is arranged on a middle cover of a battery, a pole is arranged in the sealing groove in a penetrating manner, sealing glue is filled after a sealing ring is pressed in a gap between the pole and the pole, a bottom groove and the middle cover are sealed by the sealing glue, the pressure detection device comprises a barometer and a pressure pump, one end of the barometer is communicated with an exhaust hole of the middle cover through a pipeline, and the other end of the barometer is communicated with the pressure pump through a pipeline. The pneumatic pressure detection device is directly connected into the storage battery for measurement, the operability is not high, and when the storage battery leaks air, whether the storage battery leaks air at the sealing ring or not cannot be determined.
Disclosure of Invention
The invention aims to provide a selecting and matching device and a selecting and matching method for a storage battery sealing ring, which can accurately select the size of the sealing ring, shorten the selecting and matching period and ensure the quality of the storage battery.
The device comprises an adapter and a pressurizing detection device, wherein the adapter comprises a shell with a pressure maintaining cavity, the pressurizing detection device is communicated with the pressure maintaining cavity of the shell, the top surface of the pressure maintaining cavity is provided with an opening, the opening of the top surface is provided with a pole model and a sealing outer die arranged around the pole model, the pole model comprises a base and a pole body extending out of the pressure maintaining cavity, a detection groove for accommodating the sealing ring to be detected is formed between the sealing outer die and the pole body,
The sealing outer die is matched with the pole model to seal the top surface opening of the pressure maintaining cavity, and the pole model is provided with a first vent hole which is communicated with the pressure maintaining cavity and the detection groove.
The sealing outer die and the pole column die are matched to fit a sealing gap of the actual working condition of the tested sealing ring, a detection groove for accommodating the sealing ring to be detected is formed between the sealing outer die and the pole column, and the sealing ring to be detected is pressed into the detection groove; when the pressurization detection device operates, air pressure acts on the sealing ring to be detected through the pressure maintaining cavity and the vent hole; and detecting the stress condition of the sealing ring according to the pressurizing detection device, so as to judge whether the size of the sealing ring to be detected meets the sealing requirement.
The bottom of the sealing outer die is provided with a sealing ring extending to one side of a pole column body, the pole column body of the pole column model penetrates through the sealing ring, and the top surface of the base is abutted with the bottom surface of the sealing ring;
The pressure maintaining cavity is internally provided with a lifting top table, and the top surface of the top table abuts against the bottom surface of the base. The base of the pole model is propped against the sealing ring of the sealing outer mold, so that the pole model cannot be separated from the sealing outer mold, and meanwhile, the degree of freedom of the pole model during adjustment is ensured; the top surface of the top platform is propped against the bottom surface of the base, so that downward movement of the pole model is restricted, and when the sealing ring to be detected is sleeved on the pole body, the pole model cannot move downwards to cause that the sealing ring to be detected cannot be pressed into the detection groove.
The pressure maintaining cavity is cylindrical, the side wall of the pressure maintaining cavity is provided with a first thread section, the top platform is provided with a second thread section which is in threaded fit with the first thread section and can be lifted up and down along the first thread section, and the top platform is provided with a second ventilation hole which is communicated with the pressure maintaining cavity on the upper side and the lower side of the top platform. The pressure maintaining cavity is in threaded fit with the top platform, so that the height of the top platform can be accurately adjusted, and the pressure maintaining cavity can bear larger pressure, and the pole model is ensured not to slide downwards due to stress; meanwhile, due to the compactness of threaded connection between the pressure maintaining cavity and the top platform, the second ventilation holes arranged on the top platform are effectively communicated with the pressure maintaining cavities on the upper side and the lower side of the top platform, the pressure of the pressure maintaining cavity on the lower side of the top platform is prevented from being larger than that of the pressure maintaining cavity on the upper side of the top platform, and the pressurizing efficiency of the pressurizing detection device is reduced.
The top surface center department of top platform is equipped with and is used for supporting the universal ball of the bottom surface of base, the top surface of top platform is equipped with and is used for installing the mounting groove of universal ball, have the clearance between the lateral wall in base and pressurize chamber. The articulated universal ball in the mounting groove offsets with the bottom of utmost point post model, and the axial deviation of utmost point post model has been realized in the rotation of universal ball and the setting up in clearance, and the work condition of different axiality between middle lid hole and the utmost point post of battery under the simulation actual operating mode makes the cooperation simulation of the sealing washer that awaits measuring more laminate actual assembly condition.
The gap between the base and the side wall of the pressure maintaining cavity is 1-4mm. The interval can be adjusted according to the actual conditions of different storage batteries, so that the value of the gap is close to the actual assembly gap between the middle cover hole of the storage battery and the pole, and the simulation accuracy of the sealing ring to be detected is ensured.
The bottom surface of the pressure maintaining cavity is opened, and the first thread section extends to the bottom surface opening; the top platform can be rotated out of the shell downwards through the bottom surface opening of the pressure maintaining cavity, and the replacement and the maintenance of the top platform are facilitated.
The pressurization detection device is connected with the adapter through a connecting pipe, a connecting section is arranged at the bottom surface opening end of the pressure maintaining cavity of the shell of the adapter, and a joint section sleeved with the connecting section is arranged at the end part of the connecting pipe. The connecting section can adopt the structure of pagoda head, and the joint section cup joints outside the connecting section, adopts the clamp to fix again. The connecting section is matched with the joint section, so that the connecting pipe and the adapter are prevented from being separated when the air pressure in the pressure maintaining cavity is large.
An adjusting groove which is convenient for adjusting the position of the top platform by using a tool is formed in the bottom surface of the top platform; the adjusting groove is arranged at the lower end of the top platform, so that a user can screw the adjusting groove by using a tool conveniently, and the position of the top platform is observed. For example, the adjusting groove adopts a straight groove, the used tool is a straight screwdriver, and the straight screwdriver is used for screwing the adjusting groove, so that the position of the top table is adjusted up and down.
The top of the sealed outer die is provided with a fixing ring extending outwards along the top surface of the shell, and the fixing ring and the shell are directly fixed through bolts; and a sealing gasket surrounding the opening of the top surface of the pressure maintaining cavity is arranged between the fixing ring and the top surface of the shell. The sealing outer die and the pole column model can be customized according to the sizes of the storage batteries of different models, and the sealing outer die is fixed by bolts, so that the sealing outer die and the pole column model can be conveniently replaced and fixed for the storage batteries of different models; a sealing gasket is arranged between the sealing outer die and the shell, and the sealing gasket can effectively prevent inaccurate testing caused by air leakage and pressure release of the pressure maintaining cavity when the pressurizing detection device operates.
The pressurization detection device is a blood pressure instrument for inflating the pressure maintaining cavity and detecting the pressure change in the pressure maintaining cavity.
The invention also provides a method for selecting and matching the storage battery sealing ring, which uses the device for selecting and matching the storage battery sealing ring, and comprises the following steps:
(1) Selecting the materials and specifications of the pole model and the sealing outer mold, and corresponding to a storage battery matched with a sealing ring to be detected;
(2) Sleeving the sealing ring to be detected on the pole body to enable the sealing ring to be detected to be pressed into a detection groove between the sealing outer die and the pole body,
(3) The pressurizing detection device charges and pressurizes the pressure maintaining cavity, so that the pressure in the pressure maintaining cavity gradually rises to be suddenly released, the maximum value of the pressure in the pressure maintaining cavity is read, and when the maximum value is 11-13kpa, the sealing ring to be detected is a sealing ring suitable for the corresponding storage battery, and the sealing ring to be detected is an unsuitable sealing ring.
Compared with the prior art, the invention has the advantages that:
1. the matching device of the sealing ring is simple in structure, and can replace the sealing outer die and the pole column model to detect the pressure of the sealing ring in different models.
2. According to the invention, through the verification of the detected pressure of the detected sealing ring, the selection standard of the sealing ring is formulated, and the proper sealing ring selection is carried out by referring to the selection standard of the sealing ring, so that the selection period is shortened, the product quality is ensured, and the production cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a device for selecting and matching a battery seal ring in an embodiment of the invention;
FIG. 2 is a schematic view of the adapter of the battery seal ring of FIG. 1;
Fig. 3 is a schematic top view of the adapter of the battery seal ring shown in fig. 2.
Detailed Description
As shown in fig. 1 to 3, the device for selecting and matching the battery seal ring comprises an adapter 1 and a pressurization detection device.
The adapter 1 comprises a shell 5 with a pressure maintaining cavity 51, wherein the top surface of the pressure maintaining cavity 51 is opened, and a pole model 10 and a sealing outer mold 6 arranged around the pole model 10 are arranged at the opening of the top surface.
The pressurization detection device is used for inflating the pressure maintaining cavity 51 and detecting the air pressure change in the pressure maintaining cavity 51, and the mercury column type blood pressure meter 3 is adopted.
The pole column model 10 comprises a base 101 and a pole column 103 extending out of the pressure maintaining cavity, and a detection groove for accommodating the sealing ring 2 to be detected is formed between the sealing outer die 6 and the pole column 103.
The sealing outer die 6 is matched with the pole die 10 to seal the top surface opening of the pressure maintaining cavity 51, and the pole die 10 is provided with a first vent hole 102 which is communicated with the pressure maintaining cavity 51 and the detection groove.
The sealing outer die 6 and the pole column die 10 are matched to fit a sealing gap for fitting the actual working condition of the tested sealing ring 2, so that a detection groove for accommodating the sealing ring 2 to be detected is formed between the sealing outer die 6 and the pole column 103, and the sealing ring 2 to be detected is pressed into the detection groove.
The inner wall of the sealed outer die 6 is provided with a round supporting table for simulating the actual working condition of the tested sealing ring 2.
The bottom of the seal outer mold 6 has a seal ring 61 extending to the pole body 103 side, and the pole body 103 of the pole body mold 10 passes through the seal ring 61 while the top surface of the base 101 abuts against the bottom surface of the seal ring 61.
The top of the sealed outer mold 6 is provided with a fixing ring 62 extending outwards along the top surface of the outer shell 5, and the fixing ring 62 is fixed with the outer shell 5 through four bolts; a sealing gasket 8 surrounding the opening of the top surface of the pressure maintaining cavity 51 is pressed between the fixing ring 62 and the top surface of the shell 5.
The sealed external mold 6 and the pole model 10 can be customized according to the sizes of the storage batteries of different models, the sealed external mold 6 is fixed on four sides by using bolts, and the replacement of the sealed external mold 6 and the pole model 10 for the storage batteries of different models is convenient on the basis of ensuring firm fixation. The sealing gasket 8 can effectively prevent inaccurate testing caused by air leakage and pressure release of the pressure maintaining cavity 51 when the mercury column type sphygmomanometer 3 is pressurized.
The pressure maintaining cavity 51 is cylindrical, the side wall of the pressure maintaining cavity 51 is provided with a first thread section, the pressure maintaining cavity 51 is connected with the lifting top platform 9 through threads, and the top surface of the top platform 9 abuts against the bottom surface of the base 101.
The base 101 of the pole model 10 is propped against the sealing ring 61 of the sealed outer mold 6, so that the pole model 10 cannot be separated from the upper part, and the degree of freedom of the pole model 10 during adjustment is ensured; the top surface of the top platform 9 abuts against the bottom surface of the base 101, so that the downward movement of the pole model 10 is restricted, and when the sealing ring 2 to be tested is sleeved on the pole 103, the pole model 10 cannot move downward, so that the sealing ring 2 to be tested cannot be pressed into the detection groove.
The side wall of the pole body 103 is provided with a taper of 3-5 degrees, and as the outer edge of the pole body is tapered, the sealing ring with overlarge pressure is easy to bounce instead, so that the same taper is arranged at the top end of the pole body model 10, and the simulation similarity of the pole body model is ensured.
The side of the top platform 9 is provided with a second threaded section which is in threaded fit with the first threaded section and can be lifted up and down along the first threaded section, and the base 101 is provided with a second ventilation hole 93 which is communicated with the pressure maintaining cavity 51 on the upper side and the lower side of the top platform 10.
The pressure maintaining cavity 51 is in threaded fit with the top platform 9, the top platform 9 has a self-locking function, the height of the top platform 9 can be accurately adjusted, and the high assembly pressure is born, so that the pole model 10 is ensured not to slide downwards due to stress; meanwhile, due to the compactness of threaded connection between the pressure maintaining cavity 51 and the top platform 9, the second ventilation holes 93 arranged on the top platform 9 are effectively communicated with the pressure maintaining cavities 51 on the upper side and the lower side of the top platform 9, the air pressure of the pressure maintaining cavity 51 on the lower side of the top platform 9 is prevented from being larger than that of the pressure maintaining cavity 51 on the upper side of the top platform 9, and the pressurizing efficiency of the mercury column type sphygmomanometer 3 is reduced.
The center of the top surface of the top platform 9 is hinged with a universal ball 91 for abutting against the bottom surface of the base 101, the top surface of the top platform 9 is provided with a mounting groove for mounting the universal ball 91, the mounting groove is required to be wear-resistant and smooth, and a gap is formed between the base 101 and the side wall of the pressure maintaining cavity 51, and is 1-4mm.
The articulated universal ball 91 in the mounting groove offsets with the bottom of utmost point post model 10, and the axial offset of utmost point post model 10 has been realized in the rotation of universal ball 91 and the setting up in clearance, and the work condition of different axiality between middle lid hole and the utmost point post of battery under the simulation actual operating mode makes the joining in marriage of the sealing washer 2 that awaits measuring select the simulation more laminating actual assembly condition.
The value of the interval can be adjusted according to the actual conditions of different storage batteries, so that the value of the interval is close to the actual assembly interval between the middle cover hole of the storage battery and the pole, and the simulation accuracy of the sealing ring 2 to be tested is ensured.
An adjusting groove 91 which is convenient for adjusting the position of the top platform 9 by using a tool is arranged on the bottom surface of the top platform 9; the adjusting groove 92 is arranged at the lower end of the top platform 9, so that a user can conveniently screw the tool and observe the position of the top platform 9.
The adjusting groove 91 can be a straight groove, a cross groove or a special tool groove, and when the special tool groove is arranged, a matched special screwdriver is required to be used for screwing the special tool groove, so that the position of the top table 9 is prevented from being adjusted up and down by a non-tester by mistake, and the error of distribution and selection is avoided.
The mercury column type blood pressure meter 3 is connected with the adapter 1 through a connecting pipe 2, the shell 5 of the adapter 1 is provided with a connecting section 7 of a pagoda head structure at the bottom surface opening end of the pressure maintaining cavity 51, the end part of the connecting pipe 4 is provided with a joint section 21 sleeved with the connecting section 7, the joint section 21 adopts a thickened structure, the joint section 21 is sleeved outside the connecting section 7, and then the clamp is used for fixing. The connecting section 7 is matched with the joint section 21, so that the connecting pipe 4 and the adapter 1 are prevented from being separated when the air pressure in the pressure maintaining cavity 51 is large.
The adapter 1 is placed in use at a table top with a mounting bracket.
The embodiment provides a method for selecting and matching a storage battery sealing ring, which comprises the following steps of:
(1) Selecting the materials and specifications of the pole model 10 and the sealing outer die 6, and corresponding to a storage battery matched with the sealing ring 2 to be detected;
(2) The sealing ring 2 to be detected is sleeved on the pole column body 103, so that the sealing ring 2 to be detected is pressed into a detection groove between the sealing outer die 6 and the pole column body 103,
(3) The mercury column type sphygmomanometer 3 charges and pressurizes the pressure maintaining cavity 51, so that the pressure in the pressure maintaining cavity 51 is gradually increased to suddenly release air, the maximum value of the pressure in the pressure maintaining cavity 51 is read, and when the maximum value is 11-13kpa, the sealing ring 2 to be detected is a sealing ring suitable for a corresponding storage battery, and if the sealing ring is not suitable for the corresponding storage battery.
Selecting a 6-DZF-20 storage battery for sealing ring matching:
The inner diameter of the sealed outer die 6 is 10.5mm, and the outer diameter of the pole die 10 is 6.5mm.
Selecting 3 sealing rings (mm) to be tested with different specifications:
sealing ring A to be tested: 10.6X6.3X2.15
Sealing ring B to be tested: 10.8X6.3X2.25
Sealing ring C to be measured: 11.0X16.3X12.35
After the tested sealing ring 2 of the storage battery is arranged on the adapter 1, the test is performed for 3 minutes, 1000 pieces are tested in each model, and the test conditions are shown in table 1.
Table 1 6-DZF-20 battery seal ring matching test
The test results show that: the sealing effect is optimal when the pressure is in the range of 11.7-12.3 kpa. The pressure is too small, so that the primer is easy to leak; the too big pressure causes the installation operation difficulty, and intensity of labour is big, and because there is the tapering in utmost point post outer fringe, the too big sealing washer of pressure is on the contrary easy bullet, and the too big sealing washer actual test pressure of pressure is on the contrary little. Sealing ring performance pressure standards 11-13kpa were formulated based on this data feature and again validated as shown in table 2.
The seal ring matching tests were performed using 6-DZF-15.2, 6-EVF-50.5, and 6-EVF-101 batteries, as shown in Table 2.
Table 2 6-DZF-15.2, 6-EVF-50.5, 6-EVF-101 battery seal ring matching test
| Battery model | Actual pressure kpa | Fitting size (mm) | Each real object is made up by 1000 | Assembly experience |
| 6-DZF-15.2 | 11.7-12.3 | 8.2×4.6×1.8 | No adverse effect | Moderate to moderate |
| 6-EVF-50.5 | 11.3-12.1 | 12×7×2.5 | No adverse effect | Moderate to moderate |
| 6-EVF-101 | 11.5-12.8 | 24×18×3 | No adverse effect | Moderate to moderate |
And (3) verifying battery sealing rings of different types by referring to the pressure standard of 11-13kpa, wherein no adverse phenomenon exists, and the standard establishment is proved to be accurate and reliable.
Claims (9)
1. The device is characterized by comprising an adapter and a pressurization detection device, wherein the adapter comprises a shell with a pressure maintaining cavity, the pressurization detection device is communicated with the pressure maintaining cavity of the shell, the top surface of the pressure maintaining cavity is provided with an opening, the opening of the top surface is provided with a pole model and a sealing outer die arranged around the pole model, the pole model comprises a base and a pole body extending out of the pressure maintaining cavity, a detection groove for accommodating the sealing ring to be detected is formed between the sealing outer die and the pole body,
The sealing outer die is matched with the pole model to seal the top surface opening of the pressure maintaining cavity, the pole model is provided with a first vent hole which is communicated with the pressure maintaining cavity and the detection groove,
The bottom of the sealing outer die is provided with a sealing ring extending to one side of a pole column body, the pole column body of the pole column model passes through the sealing ring, the top surface of the base is abutted with the bottom surface of the sealing ring,
The pressure maintaining cavity is internally provided with a lifting top table, and the top surface of the top table abuts against the bottom surface of the base.
2. The device for selecting and matching the storage battery sealing ring according to claim 1, wherein the pressure maintaining cavity is cylindrical, a first thread section is arranged on the side wall of the pressure maintaining cavity, a second thread section which is in threaded fit with the first thread section and can be lifted up and down along the first thread section is arranged on the top platform, and a second ventilation hole which is communicated with the pressure maintaining cavity on the upper side and the lower side of the top platform is arranged on the top platform.
3. The device for selecting and matching the storage battery sealing ring according to claim 2, wherein a universal ball for propping against the bottom surface of the base is arranged in the center of the top surface of the top table, a mounting groove for mounting the universal ball is arranged on the top surface of the top table, and a gap is formed between the base and the side wall of the pressure maintaining cavity.
4. A device for selecting and matching a sealing ring of a storage battery according to claim 3, wherein a gap between the base and the side wall of the pressure maintaining cavity is 1-4mm.
5. The apparatus for selecting and matching a battery seal ring according to claim 2, wherein the pressure maintaining cavity has a bottom opening, the first thread section extends to the bottom opening,
The pressurization detection device is connected with the adapter through a connecting pipe, a connecting section is arranged at the bottom surface opening end of the pressure maintaining cavity of the shell of the adapter, and a joint section sleeved with the connecting section is arranged at the end part of the connecting pipe.
6. The apparatus for selecting and matching battery seal ring according to claim 5, wherein the bottom surface of the top table is provided with an adjusting groove for adjusting the position of the top table by using a tool.
7. The apparatus for selecting and matching battery sealing ring as claimed in claim 1, wherein the top of the sealing outer mold is provided with a fixing ring extending outwards along the top surface of the outer shell, and the fixing ring and the outer shell are directly fixed by bolts; and a sealing gasket surrounding the opening of the top surface of the pressure maintaining cavity is arranged between the fixing ring and the top surface of the shell.
8. The apparatus for selecting and matching a battery gasket according to claim 1, wherein the pressurization detecting device is a blood pressure meter for inflating the pressure maintaining chamber and detecting the change of the air pressure in the pressure maintaining chamber.
9. A method for selecting and matching a battery sealing ring, characterized in that the device for selecting and matching the battery sealing ring according to any one of claims 1 to 8 is used, and the method comprises the following steps:
(1) Selecting the materials and specifications of the pole model and the sealing outer mold, and corresponding to a storage battery matched with a sealing ring to be detected;
(2) Sleeving the sealing ring to be detected on the pole body to enable the sealing ring to be detected to be pressed into a detection groove between the sealing outer die and the pole body,
(3) The pressurizing detection device charges and pressurizes the pressure maintaining cavity, so that the pressure in the pressure maintaining cavity gradually rises to be suddenly released, the maximum value of the pressure in the pressure maintaining cavity is read, and when the maximum value is 11-13kpa, the sealing ring to be detected is a sealing ring suitable for the corresponding storage battery, and the sealing ring to be detected is an unsuitable sealing ring.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110841601.5A CN113686271B (en) | 2021-07-26 | 2021-07-26 | Selection device and selection method for storage battery sealing ring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110841601.5A CN113686271B (en) | 2021-07-26 | 2021-07-26 | Selection device and selection method for storage battery sealing ring |
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| CN113686271A CN113686271A (en) | 2021-11-23 |
| CN113686271B true CN113686271B (en) | 2024-07-05 |
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| CN104977102B (en) * | 2015-07-31 | 2017-04-05 | 浙江天能电池江苏新能源有限公司 | A kind of electrode column sealing circle pressure-detecting device |
| CN105388427B (en) * | 2015-12-18 | 2018-06-01 | 天能电池集团有限公司 | A kind of frock and monitoring method for being used to monitor pole group pressure change in battery charge and discharge process |
| CN207937529U (en) * | 2018-02-06 | 2018-10-02 | 天能电池集团有限公司 | A kind of device for detecting battery terminal material property |
| CN209432685U (en) * | 2019-01-22 | 2019-09-24 | 翟青 | A kind of road and bridge crack detecting device |
| CN109946021B (en) * | 2019-03-20 | 2021-01-08 | 山东诺扬工程质量检测有限公司 | High-performance sealing material lifting type air tightness detection device |
| CN110360967A (en) * | 2019-07-10 | 2019-10-22 | 大庆石油管理局有限公司 | A kind of pipeline section ovality detection device and detection method |
| CN211425852U (en) * | 2019-12-12 | 2020-09-04 | 中国石油天然气集团有限公司 | Detection device for sealing element |
| CN111121592A (en) * | 2020-02-05 | 2020-05-08 | 天台卫冕智能科技有限公司 | Detection apparatus for fluid pipeline sealing washer internal diameter |
| CN212060001U (en) * | 2020-05-21 | 2020-12-01 | 核工业北京地质研究院 | Testing arrangement of buffer material high temperature swelling volume |
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