CN212663591U - Experimental bottle and experimental kit for testing electrolyte resistance of adhesive tape - Google Patents
Experimental bottle and experimental kit for testing electrolyte resistance of adhesive tape Download PDFInfo
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- CN212663591U CN212663591U CN202020723741.3U CN202020723741U CN212663591U CN 212663591 U CN212663591 U CN 212663591U CN 202020723741 U CN202020723741 U CN 202020723741U CN 212663591 U CN212663591 U CN 212663591U
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Abstract
The utility model relates to an adhesive tape tolerates electrolyte capability test experiment bottle and contains adhesive tape tolerates electrolyte capability test experiment external member of this adhesive tape tolerates electrolyte capability test experiment bottle. Be provided with the separate layer in the inner chamber of the body of adhesive tape tolerance electrolyte capability test experiment bottle to separate into a plurality of holding chambeies with the inner chamber, conveniently separate survey test panel, prevent that the polylith from surveying the coincide, influence fully soaking of electrolyte, be provided with the opening on the separate layer simultaneously, make electrolyte circulate in each holding chamber, guarantee that electrolyte is unanimous in the bottle, guarantee that the test environment of each sample is unanimous.
Description
Technical Field
The utility model relates to a quality testing standard field especially relates to an adhesive tape tolerance electrolyte capability test experiment bottle and adhesive tape tolerance electrolyte capability test experiment external member.
Background
The lithium battery includes a positive electrode material, a negative electrode material, and an electrolyte. The electrolyte is one of the core components of the lithium ion battery, the main components of the electrolyte comprise lithium hexafluorophosphate, ethylene carbonate, diethyl carbonate, dimethyl carbonate, methyl ethyl carbonate and the like, and the electrolyte has corrosion characteristics. The adhesive tape for fixing and insulating positive and negative materials in the battery takes electrolyte as working environment, so that the adhesive tape needs to have the performance of resisting the electrolyte of the lithium battery, and an electrolyte resistance test is also a necessary basic test item of the adhesive tape.
The existing method for testing electrolyte resistance of adhesive tape is to stick the adhesive tape on copper foil or aluminum foil, put it in electrolyte, observe whether the adhesive tape has arch, shift and penetration phenomena after a period of time, whether the electrolyte is discolored, whether the adhesive tape is residual after tearing the adhesive tape, etc., to determine the influence of electrolyte on the adhesive tape, and further determine whether the adhesive tape is qualified. The container for holding the electrolyte adopts a common round small plastic bottle, is only suitable for holding electrolyte resistance tests of the adhesive tape for sticking small bendable sheet materials such as copper foil, aluminum foil and the like, is not suitable for sticking large non-bendable sheet materials such as stainless steel plates, aluminum-plastic plates, aluminum plates, copper plates and the like, and particularly can not meet the requirements of batch parallel detection experiments.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide an adhesive tape electrolyte resistance test bottle and an adhesive tape electrolyte resistance test kit that can be used for batch parallel testing experiments.
The utility model provides a sticky tape tolerates electrolyte capability test experiment bottle, includes body and separate layer, the body has the inner chamber, the body still have bottleneck end and with the relative bottom of bottle that sets up of bottleneck end, bottleneck end be equipped with the bottleneck of inner chamber intercommunication, the separate layer sets up in the inner chamber, the separate layer is followed bottom of bottle end to bottleneck end extends, in order to incite somebody to action the inner chamber separates into a plurality of holding chambeies, be equipped with the opening on the separate layer so that the separate layer both sides the holding chamber intercommunication.
In one embodiment, a plurality of the spacer layers are disposed in the lumen.
In one embodiment, one end of the separation layer is connected with the bottom end of the bottle, and the other end of the separation layer is flush with the bottle opening end.
In one embodiment, the experimental bottle for testing the electrolyte resistance of the adhesive tape further comprises a bottle cap, and the bottle cap is used for covering the bottle opening end.
In one embodiment, the bottle mouth end is provided with external threads, the bottle cap comprises a connecting portion, a limiting portion and a sealing portion, the connecting portion is annular, one end of the connecting portion is connected to the sealing portion, so that the sealing portion is matched with the sealing portion to form a cap groove, the connecting portion is provided with internal threads matched with the external threads, the limiting portion is connected to the connecting portion or the sealing portion and located in the cap groove, when the bottle mouth end is screwed into the cap groove, the bottle mouth end can be abutted to the limiting portion, and therefore a storage space for placing an un-bonded portion of an adhesive tape is formed between the bottle mouth end and the sealing portion.
In one embodiment, the storage space is 5mm to 50 mm.
In one embodiment, the separation layer is detachably connected with the bottle body.
In one embodiment, the radial section of each accommodating cavity is rectangular.
In one embodiment, the bottle body is in the shape of a straight cylinder.
The utility model provides an adhesive tape tolerates electrolyte capability test experiment external member, includes any embodiment the adhesive tape tolerates electrolyte capability test experiment bottle and a plurality of adhesive tape peel strength test board, adhesive tape peel strength test board is used for pasting the adhesive tape, each the holding chamber can hold adhesive tape peel strength test board.
The inventor of the application researches and obtains a test method for the electrolyte resistance of the adhesive tape by long-term experience accumulation and a large number of creative experiments in the field. The Wu's method comprises the steps of attaching an adhesive tape to be tested to a standard test board, immersing the adhesive tape to be tested in electrolyte, placing the adhesive tape to be tested in the electrolyte for 4 to 24 hours at the temperature of 45 to 95 ℃, taking out the adhesive tape to be tested and the standard test board, sucking the electrolyte, measuring the peel strength between the adhesive tape to be tested of a test piece and the standard test board after the electrolyte is sucked dry to obtain the peel strength I, and measuring the peel strength between the adhesive tape to be tested of a comparison piece and the standard test board to obtain the peel strength II. The change of the peeling strength between the adhesive tape and the test board before and after the electrolyte is soaked is used as an evaluation standard, and whether the adhesive tape product is qualified or not is accurately judged by implementing a quantification means by contrasting the standards or requirements of the adhesive tape.
The adhesive tape electrolyte resistance test experiment bottle and the adhesive tape electrolyte resistance test experiment kit comprising the adhesive tape electrolyte resistance test experiment bottle can be used as standard test tools of the method. Be provided with the separate layer in the inner chamber of body to separate into a plurality of holding chambeies with the inner chamber, conveniently will survey test panel and separate, prevent that the polylith from surveying the board coincide, influence the abundant soaking of electrolyte, be provided with the opening on the separate layer simultaneously, make electrolyte circulate in each holding chamber, guarantee that electrolyte is unanimous in the bottle, guarantee that the test environment of each sample is unanimous.
Drawings
FIG. 1 is a schematic axial cross-sectional view of an exemplary embodiment of a laboratory bottle for testing the electrolyte resistance of adhesive tape;
FIG. 2 is another schematic axial cross-sectional view of the experimental bottle for testing electrolyte resistance of the adhesive tape shown in FIG. 1;
FIG. 3 is a schematic cross-sectional view of a radial direction of a laboratory bottle for testing the electrolyte resistance of the adhesive tape shown in FIG. 1;
FIG. 4 is a schematic structural diagram of a test board for peel strength of adhesive tape in an experimental kit for testing electrolyte resistance of adhesive tape according to an embodiment;
fig. 5 is a top view of the adhesive tape peel strength test panel of fig. 4.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 3, an experimental bottle 200 for testing electrolyte resistance of adhesive tape according to an embodiment of the present invention includes a bottle body 210 and a separation layer 220.
The bottle body 210 has an inner cavity, and the inner cavity is used for placing a detection plate adhered with an adhesive tape to be detected, and adding electrolyte to soak the detection plate, so that the subsequent peeling strength of the adhesive tape to be detected after soaking the electrolyte is detected.
A finish end 211 and a finish end 212 of body 210. The mouth end 211 is provided with a mouth communicating with the inner cavity. The bottle mouth is wide. It will be appreciated that the test plate and electrolyte may be placed into the internal chamber through the mouth of the bottle. The base end 212 is disposed opposite the mouth end 211.
A partition layer 220 is disposed in the internal cavity, the partition layer 220 extending from the bottom end 212 to the mouth end 211 to divide the internal cavity into a plurality of receiving cavities 213. The separation layer 220 is provided with a flow hole 221 to communicate the receiving cavities 213 at both sides of the separation layer 220.
The inventor of the present application has studied and obtained a method for testing electrolyte resistance of adhesive tape by long-term experience accumulation and a large number of creative experiments in the field, and the method is also called as "wu shi method" in the present invention. The Wu's method comprises the steps of attaching an adhesive tape to be tested to a standard test board, immersing the adhesive tape to be tested in electrolyte, placing the adhesive tape to be tested in the electrolyte for 4 to 24 hours at the temperature of 45 to 95 ℃, taking out the adhesive tape to be tested and the standard test board, sucking the electrolyte, measuring the peel strength between the adhesive tape to be tested of a test piece and the standard test board after the electrolyte is sucked dry to obtain the peel strength I, and measuring the peel strength between the adhesive tape to be tested of a comparison piece and the standard test board to obtain the peel strength II. The change of the peeling strength between the adhesive tape and the test board before and after the electrolyte is soaked is used as an evaluation standard, and whether the adhesive tape product is qualified or not is accurately judged by implementing a quantification means by contrasting the standards or requirements of the adhesive tape.
The experimental bottle 200 for testing the electrolyte resistance of the adhesive tape can be used as a standard testing tool for the method. In the utility model, the experimental bottle for testing the electrolyte resistance of the adhesive tape is also called as the Wushi bottle corresponding to the Wu's method. Be provided with separate layer 220 in the inner chamber of body 210 to separate into a plurality of holding chambeies 213 with the inner chamber, conveniently separate survey test panel, prevent that the polylith from surveying the board coincide, influence the abundant soaking of electrolyte, be provided with flow opening 221 on separate layer 220 simultaneously, make electrolyte circulate in each holding chamber 213, guarantee that electrolyte is unanimous in the bottle, guarantee that the test environment of each sample is unanimous.
As shown in fig. 2, in one example, the flow opening 221 is an elongated hole extending in a direction from the bottom end 212 of the bottle to the mouth end 211 of the bottle. In the illustrated embodiment, the partition layer 220 is provided with two flow holes 221 arranged in the direction from the bottom end 212 to the mouth end 211.
In one example, a plurality of separation layers 220 are disposed within the internal cavity to separate the internal cavity into a corresponding number of receiving cavities 213. In one example, 3-6 spacer layers 220 are disposed in the inner cavity. In the illustrated embodiment, the number of the separation layers 220 in the inner cavity is 3, and 3 separation layers 220 separate the inner cavity into 4 receiving cavities 213.
In the particular example shown, one end of the separation layer is connected to the base end 212 and the other end is flush with the mouth end 211.
In one example, the body 210 is a square.
In the particular example illustrated, the body 210 is rectangular in radial cross-section. The plurality of separation layers 220 are arranged in parallel such that each of the accommodation cavities 213 has a rectangular radial cross section.
As shown in fig. 1 and 3, in one example, the adhesive tape electrolyte resistance performance test bottle 200 further includes a bottle cap 230, and the bottle cap 230 is configured to cover the bottle mouth end 211.
In one example, the cap 230 is matingly coupled to the finish end 211 via threads 235.
In this example, the mouth end 211 of the body 210 is circular, and the outside diameter of the mouth end 211 is 20mm to 100 mm.
In one example, the mouth end 211 is provided with an external thread, and the bottle cap 230 includes a connection portion 231, a stopper portion 232, and a closing portion 233. Connecting portion 231 is cyclic annular, and thereby the one end of connecting portion 231 is connected in closing portion 233 and forms lid groove 234 with closing portion 233 cooperation, and connecting portion 231 is equipped with the internal thread with external screw thread fit, and spacing portion 232 is connected in connecting portion 231 or is connected in closing portion 233 and is located in lid groove 234, and when mouth end 211 screwed in lid groove 234, mouth end 211 can be with spacing portion 232 butt to it deposits the interval that the part that does not paste of confession sticky tape placed to make has between mouth end 211 and closing portion 233. The non-adhered portion can be subsequently held by a jig to peel off the adhered portion of the adhesive tape.
In one example, the limiting portion 232 is annular, one end of the limiting portion 232 is connected to the closing portion 233, and the other end is used for abutting against the bottle mouth end 211.
In one example, the storage spacing is 5mm to 50 mm. Further, in one example, the storage pitch is 10mm to 40 mm. In some specific examples, the storage pitch is set to 20mm, 30mm, 35mm, 45 mm.
In one example, the height of the body 210 is 100mm-200mm, which is adapted to the size of the detection plate.
In a specific example, 3 separating layers 220 are arranged in parallel in the adhesive tape electrolyte resistance performance test experimental bottle 200, 4 test boards with the thickness of 2mm can be placed, the mouth end 211 of the bottle body 210 is circular, the outer diameter of the mouth end 211 is 30mm, the bottle body 210 is a square hollow cylinder, the radial dimension is 20mm × 20mm, the height of the bottle body 210 is 150mm, and the storage distance is 20 mm.
In another specific example, 4 separation layers 220 are arranged in parallel in the adhesive tape electrolyte resistance performance test experimental bottle 200, 5 test boards with the thickness of 1mm can be placed on the test experimental bottle, the mouth end 211 of the bottle body 210 is circular, the outer diameter of the mouth end 211 is 30mm, the bottle body 210 is a square hollow cylinder, the radial dimension is 20mm × 20mm, the height of the bottle body 210 is 150mm, and the storage distance is 20 mm.
In a further specific example, 9 separation layers 220 are arranged in parallel in the adhesive tape electrolyte resistance performance test experimental bottle 200, 10 test boards with the thickness of 1mm can be placed on the test experimental bottle, the mouth end 211 of the bottle body 210 is circular, the outer diameter of the mouth end 211 is 30mm, the bottle body 210 is a square hollow cylinder, the radial dimension is 42mm × 42mm, the height of the bottle body 210 is 160mm, and the storage distance is 30 mm.
In one example, the septum 220 is removably coupled to the body 210 such that the septum can be removed from the interior cavity of the body 210.
In one example, slots (not shown) are provided in the sidewalls of the cavity to mate with the spacer layer.
Further, in one example, the adhesive tape tolerance electrolyte performance testing experimental bottle 200 further includes a mounting bracket (not shown), the mounting bracket is connected to the separation layer 220, the mounting bracket is detachably connected to the bottle body 210, the mounting bracket can be taken out from the inner cavity of the bottle body 210, and the test board is convenient to clean, replace and place.
In one example, a bottom plate (not shown) is disposed on the bottom of the cavity and is adapted to carry a test board.
Preferably, the body 210, the separation layer 220, and the cap 230 are made of plastic, such as but not limited to teflon, polyethylene, polypropylene, polystyrene, polyimide, polyether, etc. The plastic material is easy to form and has stable chemical property in the electrolyte.
Further, the utility model provides a sticky tape toleration electrolyte capability test experiment external member, including the sticky tape toleration electrolyte capability test experiment bottle 200 and a plurality of adhesive tape peel strength test panel of any above-mentioned example, adhesive tape peel strength test panel is used for pasting sticky tape, and each holding chamber can hold adhesive tape peel strength test panel.
Referring to fig. 4 and 5, in one example, the adhesive tape peel strength test panel 100 has a first panel 110, a second panel 120, a first side 130, a second side 140, a third side 150, and a fourth side 160. The first plate 110 is disposed opposite to the second plate 120, the first side 130 is disposed opposite to the second side 140, and the third side 150 is disposed opposite to the fourth side 160. Each side is connected to the first plate 110 and the second plate 120. The first plate surface 110 is used for attaching an adhesive tape. The first side 130, the second side 140 and the third side 150 are all provided with scale marks 101.
The above described tape peel strength test panel 100 can be used as a standard test tool for the above described method. In the present invention, the adhesive tape peel strength test board is also called "wu shi board" corresponding to "wu shi method". The scale marks 101 are arranged on the first side surface 130 and the second side surface 140 which are oppositely arranged on the adhesive tape peeling strength test board 100, so that the adhesive tape can be conveniently pasted at a specific position, for example, the adhesive tape is pasted in the middle on the adhesive tape peeling strength test board 100, the pasting deflection is avoided, the pasting area of samples of each parallel experiment is ensured to be consistent, the adhesive tape with a specific length needs to be peeled when the test is started, the peeling strength test data with the specific length is discarded, and the scale marks 101 are arranged on the third side surface 150, so that the peeling length can be conveniently judged. Meanwhile, the scale mark 101 is disposed on the first side surface 130, the second side surface 140, and the third side surface 150, so that the influence on the roughness of the first board surface 110 for adhering the adhesive tape can be avoided, and the test accuracy can be prevented from being affected, and the first board surface 110 can be polished to form a specific roughness.
Wherein, the scale mark 101 can be a convex line or a concave line.
In one example, duct peel strength test panel 100 is a rectangular panel. More specifically, the first side 130 is disposed parallel to the second side 140, and the first side 130 is disposed perpendicular to the first plate 110, the second plate 120, the third side 150, and the fourth side 160; the third side 150 and the fourth side 160 are disposed in parallel, and the third side 150 is perpendicular to the first plate 110 and the second plate 120.
In one example, the distance between the first side 130 and the second side 140 is 100mm to 180mm, and the distance between the third side 150 and the fourth side 160 is 10mm to 50 mm. Further, in one example, the distance between the first side 130 and the second side 140 is 120mm, and the distance between the third side 150 and the fourth side 160 is 40 mm.
In one example, the distance between the first panel 110 and the second panel 120, i.e., the thickness of the adhesive tape peel strength test panel 100, is 0.5mm to 2.5 mm. Further, in one example, the distance between the first board surface 110 and the second board surface 120 is 1mm to 2 mm. In some specific examples, the distance between the first board 110 and the second board 120 is 1.0mm, 1.5mm, 2.0mm, 2.5 mm.
The first plate surface 110 serves as a bonding test site of the adhesive tape and has a specific surface roughness. During the manufacturing process, a specific surface roughness of the first plate surface 110 is obtained by polishing. It can be understood that the surface roughness of the first board surface 110 is uniform, and the condition that the detection result is inaccurate due to the uneven surface roughness is avoided.
In one example, the surface roughness of the first plate surface 110 is Ra25 nm-Ra 75 nm. Further, in one example, the surface roughness of the first plate surface 110 is Ra40 nm-Ra 60 nm. In some specific examples, the surface roughness of the first plate surface 110 is Ra30nm, Ra35nm, Ra45nm, Ra70 nm.
In one example, the adhesive tape peel strength test board 100 is a stainless steel plate, an aluminum-plastic plate, a copper-plastic plate or a glass plate, has a strong tensile strength, is chemically stable in an electrolyte, and avoids the situation that a detection result is inaccurate due to corrosion of the electrolyte.
In one specific example, the tape peel strength test panel 100 is a SUS316 stainless steel panel.
A specific example of a method for performing an adhesive tape electrolyte resistance test using the above adhesive tape electrolyte resistance test experimental kit is provided below.
The method for testing the electrolyte resistance of the adhesive tape comprises the following steps:
(1) taking the adhesive tape to be tested, placing the adhesive tape to be tested in an environment with the temperature of 23 +/-1 ℃ and the relative humidity of 50 +/-5% RH for 24h, and carrying out state adjustment.
(2) 6 pieces of the same adhesive tape peel strength test plate (SUS316 stainless steel plate) were taken, and the surfaces thereof were wiped with acetone 4 times, respectively, and left to air for 30 min. The adhesive tape peel strength test plate is a rectangular plate with a width of 40mm, a length of 120mm, a thickness of 1mm, and a surface roughness Ra of 40 nm.
(3) Pulling three to four circles of the adhesive tape to be tested, and cutting six adhesive tapes with the width of 25mm and the length of 300 mm. And selecting one of the cut adhesive tapes, and adhering one end of the adhesive tape to the first side surface of the adhesive tape peel strength test plate to center the adhesive tape in the width direction, so that the adhesive tape is naturally placed on the first plate surface of the adhesive tape peel strength test plate. And then rolling the adhesive tape to be tested back and forth three times by using a 2KG roller press at the speed of 300mm/min to ensure that the adhesive tape to be tested is attached to the first plate surface, thus obtaining the test piece. And repeating the above operation steps to obtain the rest five test pieces. The test pieces are randomly and averagely divided into two groups, each group comprises three pieces, one group is subjected to electrolyte resistance test and is called a test group, the test piece is called a test piece D, E, F, the other group is placed in a constant-temperature and constant-humidity test environment and is called a control group, and correspondingly, the test piece is called a control piece A, B, C.
(4) After the test pieces are attached, the test pieces are placed for 15min, 3 test pieces of the test group are respectively placed in 3 communicated accommodating cavities of an experimental bottle for testing the tolerance of the adhesive tape to the electrolyte, the experimental bottle for testing the tolerance of the adhesive tape to the electrolyte is filled with the electrolyte, the test pieces are placed at 65 ℃ for 6h, the 3 test pieces are taken out, the electrolyte is sucked dry by dust-free paper respectively, and then the test pieces are placed for 10 min.
(5) The peel strength test was performed on 3 control pieces and 3 test pieces after the electrolyte was sucked dry, the method was:
and peeling off 25mm of adhesive tape from one end of the adhesive tape peel strength test plate, clamping one end of the adhesive tape peel strength test plate in a clamp of a tensile testing machine, and clamping the free end of the adhesive tape in another clamp to enable the free end of the adhesive tape and the adhesive tape peel strength test plate to form 180 degrees. The 180 continuous peel was performed at a rate of 5 + -0.2 mm/s, and after the operation of the load clamp, values obtained when the first 25mm adhesive tape was mechanically peeled were ignored, and the average value obtained for the next 50mm adhesive tape was taken as the peel force and converted to the peel strength.
The peel strength between the adhesive tape to be tested of the test piece and the standard test board is called peel strength I; the peel strength between the test tape and the standard test panel of the control is referred to as peel strength II.
And judging whether the electrolyte resistance test of the adhesive tape to be tested is qualified or not by taking the ratio of the peel strength II to the peel strength I as a judgment basis (peel strength II/peel strength I multiplied by 100%) and contrasting the standards or requirements of the adhesive tape. Judging whether the electrolyte-resistant test of the adhesive tape to be tested is qualified or not by taking the electrolyte attenuation rate of the adhesive tape as a judgment basis and contrasting with the standard or requirement of the adhesive tape; the method for calculating the attenuation rate of the electrolyte of the adhesive tape comprises the following steps: (peeling Strength II-peeling Strength I)/peeling Strength II x 100%.
The peel strength of the 3 control and 3 test pieces are shown in table 1.
TABLE 1
The method for testing the electrolyte resistance of the adhesive tape (Wu's method) adopts an adhesive tape electrolyte resistance testing experimental kit (comprising a Wu's plate and a Wu's bottle), standardizes and standardizes the testing process and the judging method, has standardized testing process, standardized testing method, standardized data processing and standardized judging standard, reduces the influence of subjective factors in the adhesive tape testing process to the greatest extent, and is favorable for popularization in the industry.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a sticky tape tolerates electrolyte capability test experiment bottle, its characterized in that, includes body and separate layer, the body has the inner chamber, the body still have bottleneck end and with the relative bottom of bottle end that sets up of bottleneck end, the bottleneck end be equipped with the bottleneck of inner chamber intercommunication, the separate layer sets up in the inner chamber, the separate layer is followed bottom of the bottle end to bottleneck end extends, in order to incite somebody to action the inner chamber separates into a plurality of holding chambeies, be equipped with the opening on the separate layer so that the separate layer both sides the holding chamber intercommunication.
2. The experimental laboratory bottle for testing the performance of adhesive tape with resistance to electrolyte according to claim 1, wherein a plurality of said spacers are disposed in said inner cavity.
3. The experimental bottle for testing the electrolyte resistance of the adhesive tape according to claim 1, wherein one end of the separation layer is connected with the bottom end of the bottle, and the other end is flush with the mouth end of the bottle.
4. The experimental bottle for testing the electrolyte resistance of the adhesive tape according to any one of claims 1 to 3, further comprising a bottle cap for covering the bottle mouth end.
5. The experimental bottle for testing the electrolyte resistance of the adhesive tape according to claim 4, wherein the bottle mouth end is provided with an external thread, the bottle cap comprises a connecting portion, a limiting portion and a sealing portion, the connecting portion is annular, one end of the connecting portion is connected to the sealing portion so as to form a cap groove in cooperation with the sealing portion, the connecting portion is provided with an internal thread in cooperation with the external thread, the limiting portion is connected to the connecting portion or the sealing portion and is located in the cap groove, and when the bottle mouth end is screwed into the cap groove, the bottle mouth end can abut against the limiting portion, so that a storage space for placing an un-bonded part of the adhesive tape is formed between the bottle mouth end and the sealing portion.
6. The experimental bottle for testing the electrolyte resistance of the adhesive tape according to claim 5, wherein the storage space is 5mm to 50 mm.
7. The experimental bottle for testing the performance of the adhesive tape for electrolyte resistance according to any one of claims 1 to 3, 5 and 6, wherein the separation layer is detachably connected with the bottle body.
8. The experimental bottle for testing the electrolyte resistance of the adhesive tape according to any one of claims 1 to 3, 5 and 6, wherein the radial section of each accommodating cavity is rectangular.
9. The experimental bottle for testing the electrolyte resistance of the adhesive tape according to any one of claims 1 to 3, 5 and 6, wherein the bottle body is in a shape of a straight square.
10. An adhesive tape electrolyte resistance performance test experiment kit, which is characterized by comprising the adhesive tape electrolyte resistance performance test experiment bottle as claimed in any one of claims 1 to 6 and a plurality of adhesive tape peel strength test boards, wherein the adhesive tape peel strength test boards are used for adhering adhesive tapes, and each accommodating cavity can accommodate the adhesive tape peel strength test boards.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063721A (en) * | 2021-03-19 | 2021-07-02 | 万向一二三股份公司 | Method for testing electrolyte resistance of high-temperature adhesive tape |
| CN115684188A (en) * | 2022-11-09 | 2023-02-03 | 无锡福田包装制品有限公司 | Electric motor car shell spraying quality inspection device |
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2020
- 2020-05-06 CN CN202020723741.3U patent/CN212663591U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063721A (en) * | 2021-03-19 | 2021-07-02 | 万向一二三股份公司 | Method for testing electrolyte resistance of high-temperature adhesive tape |
| CN113063721B (en) * | 2021-03-19 | 2024-03-05 | 万向一二三股份公司 | Method for testing electrolyte resistance of high-temperature adhesive tape |
| CN115684188A (en) * | 2022-11-09 | 2023-02-03 | 无锡福田包装制品有限公司 | Electric motor car shell spraying quality inspection device |
| CN115684188B (en) * | 2022-11-09 | 2023-10-10 | 无锡福田包装制品有限公司 | Electric motor car shell spraying quality inspection device |
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Address after: 517100 No. 1, Jianshe North Road, Triangle Industrial Park, Lianping County, Heyuan City, Guangdong Province was changed to plot 16 in Triangle Industrial Park, Lianping county Patentee after: Guangdong Xinzhiyuan Technology Co.,Ltd. Address before: No.1, Gongjian North Road, Sanjiao Industrial Park, Lianping County, Heyuan City, Guangdong Province 517100 Patentee before: Heyuan Xinzhiyuan Paste Technology Co.,Ltd. |