CN222866457U - A lead-acid battery separator pressure acid absorption detection device - Google Patents
A lead-acid battery separator pressure acid absorption detection device Download PDFInfo
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- CN222866457U CN222866457U CN202421625073.5U CN202421625073U CN222866457U CN 222866457 U CN222866457 U CN 222866457U CN 202421625073 U CN202421625073 U CN 202421625073U CN 222866457 U CN222866457 U CN 222866457U
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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
一种铅酸电池隔板加压吸酸检测装置，由夹持装置主体与均匀施力组件组成；其中，夹持装置主体由上挡板，细长形的导向杆，底板组成；导向杆起到限位、导向作用；均匀施力组件有压板与若干施力顶紧件组成；起到了对隔板均匀施力的作用。本实用新型提供了一种使得隔板受力均匀、检测精度高、整体结构简单、隔板与液体的接触面积大的铅酸电池隔板加压吸酸的检测装置。
A lead-acid battery separator pressure acid absorption detection device, composed of a clamping device body and a uniform force component; wherein the clamping device body is composed of an upper baffle, a slender guide rod, and a bottom plate; the guide rod plays a role of limiting and guiding; the uniform force component is composed of a pressure plate and a plurality of force-applying and tightening parts; it plays a role of uniformly applying force to the separator. The utility model provides a lead-acid battery separator pressure acid absorption detection device, which makes the separator force uniform, has high detection accuracy, simple overall structure, and a large contact area between the separator and the liquid.
Description
Technical Field
The utility model relates to the technical field of lead-acid storage batteries, in particular to a device for detecting acid absorption of a separator of a lead-acid battery under pressure.
Background
Before the storage battery enters the market, all performances of the storage battery are detected, and the storage battery can flow into the market for consumers after being detected to be qualified. The superfine glass fiber separator is used as a raw material in the battery industry, and is not directly involved in electrochemical reaction, but has the characteristics of good acid resistance, high porosity, small pore diameter and high liquid absorption rate, so that the superfine glass fiber separator not only can effectively enhance the retention of active substances on grids, but also can well wrap the grids to prevent the active substances from falling off. The pressure acid absorbing capacity of the separator paper in the assembly process determines the size of the battery capacity. The barrier paper pressure acid absorption test therefore becomes extremely important in our inspection. However, the existing detection mode has defects, such as a comparison document CN215894883U, which is a testing fixture for influencing the battery performance by the electrode plate distance of the lead-acid storage battery, and comprises two acid-resistant clamping plates and an acid-resistant locking piece for clamping the two acid-resistant clamping plates, wherein the two acid-resistant clamping plates clamp the single battery to be tested. The patent cannot control the pressure applied to each part of the baffle plate stack to be 50kpa accurately, and the pressure applied to the baffle plate stack is uneven, so that the test result is affected, and the accuracy of the test result is low.
Disclosure of utility model
The utility model provides a lead-acid battery separator pressurizing acid-absorbing detection device which is used for solving the problems of uneven stress of a separator in a detection device, low accuracy of detection results and complex structure, and has the advantages of uniform stress of the separator, high detection accuracy, simple overall structure and large contact area of the separator and liquid.
A lead-acid battery separator pressurizing acid-absorbing detection device is provided with a separator inlet clamping device main body and a uniform force application component, wherein the clamping device main body is of a frame structure, the force application component comprises a pressing plate and a plurality of force application jacking pieces uniformly distributed above the pressing plate, the clamping device main body is matched with the pressing plate, the pressing plate is tightly pressed by the plurality of force application jacking pieces, a plurality of separators and the pressing plate can be placed in the frame type clamping device main body, the uniform force application component can apply force to the pressing plate, and the pressing plate transmits force to the separators.
The clamping device main body comprises a bottom plate and an upper baffle plate, a plurality of guide rods are arranged between the bottom plate and the upper baffle plate, and the guide rods are reinforced by cross bars. A plurality of guide rods are arranged in the clamping device main body and are connected with the bottom plate and the upper baffle. The pressing plate and the partition plate to be tested can be placed in the clamping device main body, the pressing plate is matched with the clamping device main body in size, the size of the pressing plate is matched with that of the partition plate, accordingly the force applied to the partition plate can be guaranteed to be the same, the pressing plate plays a role in uniformly pressing down, the guide rods can limit the positions of the partition plate and the pressing plate placed in the clamping device main body, the function of limiting and guiding the pressing plate and the partition plate to fall in accurate positions is achieved, the partition plate can be placed on the bottom plate, the plurality of guide rods are fixedly connected on the bottom plate, and the guide rods are uniformly distributed at edge folded corners of the bottom plate and the upper baffle plate.
Preferably, the guide rods are in the shape of elongated rods, and the guide rods are reinforced by cross bars. The guide rod is slender, is reinforced by the thin cross rod, ensures the structural strength of the guide rod, and prevents breakage. The guide rod can limit the position where the pressing plate and the partition plate are placed in the horizontal direction to play a limiting role, and the slender guide rod maximizes the contact area between the side surface of the partition plate and the acid liquor, so that the pressurizing acid absorbing effect is effectively ensured.
Preferably, the baffle inlet is arranged on the side surface of the clamping device main body, and a notch is arranged on the guide rod in the clamping device main body, and the height of the notch is larger than the thickness of the pressing plate. The side surface of the clamping device main body is provided with a notch which can place the pressing plate and the partition plate into the clamping device main body, the notch on the side surface of the clamping device main body is a notch on one side of the guide rod, the pressing plate and the partition plate can be placed into the clamping device main body, the pressing plate and the partition plate can be placed and taken out, and therefore the thickness of the notch is larger than that of the partition plate and the pressing plate.
Preferably, the upper baffle plate is provided with a plurality of mounting holes, a plurality of force application jacking pieces are arranged in the mounting holes, and the force application jacking pieces penetrate through the mounting holes and are arranged in the clamping device body. The upper baffle plate is provided with a plurality of mounting holes, a force application jacking piece can be placed in the mounting holes, the force application jacking piece plays a role of pressing down the pressing plate, the pressing plate applies constant pressure to the baffle plate to be tested, the mounting holes are vertical and perpendicular to the pressing plate, the bottom plate is horizontally placed, the pressing plate and the upper baffle plate are parallel to the bottom plate, threads inside the mounting holes are matched with the force application jacking piece, and therefore the force application jacking piece can be pressed down.
Preferably, the mounting holes are uniformly and symmetrically distributed in the upper baffle plate. The mounting holes are uniformly distributed, so that the force application jacking pieces are uniformly distributed on the pressing plate, the force received on the pressing plate is uniform, the separator to be tested is uniformly pressed, and the detection accuracy is high.
Preferably, the bottom surface of the urging member is parallel to the pressing plate. The bottom surface of the force application jacking piece is parallel to the pressing plate, so that the pressing plate is in a horizontal state and cannot deviate, the pressure can be reduced by a larger contact area, and the situation that the pressure is overlarge at the contact position of the pressing plate and the force application jacking piece and damage is caused is prevented.
Preferably, the guide rods are uniform in height, and the bottom plate and the upper baffle are parallel to each other. The height of the guide rod is uniform, so that the heights of the device are uniform, the stress of the partition board to be tested is uniform, the bottom plate and the upper baffle are both horizontal and vertical to the guide rod, and the function also plays a role in making the stress of the partition board to be tested uniform.
Preferably, the force-applying jack is torqued by a torque wrench. Each of the urging members was controlled by a torque wrench, and the downward pressure was constant at 50kpa.
Preferably, the upper end of the force application jacking piece is connected with an air cylinder, the air cylinder is fixed inside the clamping device main body and is vertically and fixedly connected with the clamping device main body, and the air cylinder drives the force application jacking piece to apply force to the pressing plate. The pressure applied by the air cylinder to the force application jacking piece is 50kpa, the air cylinder can be applied to the force application jacking piece at the same time, and the pressure of the force application jacking piece is simultaneously received on the pressing plate and transmitted to the partition plate.
The pressure acid absorption detection device for the lead-acid battery separator has the advantages that the structure is simple, the same force is applied to the pressure plate through the plurality of force application jacking pieces, the pressure is transmitted to the separator to be tested through the pressure plate, the pressure received by the separator is uniform, the accuracy of the test result is high, the main body of the clamping device plays a limiting role, the pressure plate and the separator placed inside are prevented from being deflected in the stress generation position, the guide rod is slender, the contact area between the separator and acid liquor is large, and the pressure acid absorption effect is good.
Drawings
Fig. 1 is an isometric view of the entire present utility model.
Fig. 2 is an isometric view of a body of a clamping device of the present utility model.
Fig. 3 is a schematic diagram of an apparatus encompassed by the present utility model.
Fig. 4 is a schematic diagram of another embodiment of the present utility model.
In the figure, a clamping device main body 1, a pressing plate 2, a partition plate 3, a force application jacking piece 4, a torque wrench 5, a mounting hole 6, a cross rod 7, a uniform force application assembly 8, a cylinder 9, an upper baffle plate 1-1, a guide rod 1-2 and a bottom plate 1-3.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description.
Example 1:
As shown in an attached drawing 1 of the specification, the device comprises a clamping device body 1 with an inlet of a separator 3 and a uniform force application assembly 8, wherein the clamping device body is of a frame structure, the force application assembly comprises a pressing plate 2 and four force application jacking pieces 4 uniformly distributed above the pressing plate, the clamping device body comprises a bottom plate 1-3 and an upper baffle plate 1-1, 8 guide rods 1-2 are arranged between the bottom plate and the upper baffle plate and are reinforced by a cross rod 7, the guide rods are slender rods, the inlet of the separator is arranged on the side surface of the clamping device body, a notch is formed in the guide rod of the clamping device body, the height of the notch is larger than the thickness of the pressing plate, four mounting holes 6 are formed in the upper baffle plate, the force application jacking pieces penetrate through the mounting holes and are arranged in the clamping device body, the mounting holes are uniformly and symmetrically distributed in the upper baffle plate, the bottom surface of the force application jacking pieces is parallel to the pressing plate, the heights of the guide rods are consistent, the bottom plate and the upper baffle plate are parallel to the upper baffle plate, the guide rods are mutually parallel, the guide rods are stressed by a torque wrench 5.
Clamping device main body 1 in lead acid battery baffle pressurization acid absorption detection device is adapted with clamp plate 2, the clamp plate is compressed tightly by four screws 4. The clamping device comprises a clamping device main body, a pressing plate and a partition plate 3 to be tested, wherein the partition plate is arranged right below the pressing plate, four screws squeeze the pressing plate from the upper part of the clamping device main body, the pressure born by the pressing plate is transferred to the partition plate, the force exerted by each screw is vertically downward 50kpa, and the force is transferred to the partition plate through the pressing plate to play a role of pressing the partition plate. The size of the partition board to be tested is a square of 50mm multiplied by 50mm, the size of the inside of the clamping device main body is also a square of 50mm multiplied by 50mm, and the clamping device is adapted to the partition board, so that the partition board is fixed in the clamping device main body, and the situation that uneven stress is caused due to displacement is avoided. After compaction, the device can be fully soaked in sulfuric acid of 1.28g/cm < 3 >, the clamp is taken out after 30 minutes, and the sample to be measured is taken down for weighing and calculating the acid absorption rate. The screw is unscrewed by the torque wrench 5 when the partition plate is taken out, and the pressing plate and the partition plate can be taken out.
As shown in figure 2 of the specification, a clamping device main body 1 comprises an upper baffle plate 1-1, a guide rod 1-2 and a bottom plate 1-3 which are arranged on the upper baffle plate, wherein four mounting holes are uniformly and symmetrically distributed on the upper baffle plate. The guide rod is in a slender rod shape, plays a role in limiting the positions of the pressing plate and the partition plate which are placed inside, and limits the movement of the pressing plate in the left-right direction and the front-back direction from the plane. The shape of the upper baffle plate, the bottom plate and the pressing plate is square, two guide rods are uniformly distributed on each side surface, and the number of the guide rods is eight. The guide bar on one side of the clamping frame device is provided with a notch, the height of which is larger than the thickness of the partition plate 3 and the pressing plate 2, so that the partition plate and the pressing plate can be placed in the clamping device body from the outside. After the baffle is placed, the pressing plate is placed on the device, and the pressing plate also enters the device along the guide rod, so that the integral baffle in the device is aligned with the pressing plate, and the pressure intensity on the whole part of the baffle is equal. After the test is finished, the screw is unscrewed by using the torque wrench, and the pressing plate and the partition plate after the test is finished can be taken out from the notch of the guide rod.
The guide rods 1-2 are in a slender rod shape, and are reinforced by two cross bars. The shape of the slender guide rod can increase the contact area of the partition plate and the acid liquor to the greatest extent, so that the pressurizing acid suction effect is better. The position of the cross rod is positioned above the baffle plate to be tested and the pressing plate, so that the cross rod is prevented from being covered on the baffle plate, and the pressurizing acid absorbing effect is prevented from being influenced. The material of guide bar can be transparent organic glass, and transparent guide bar can see baffle and clamp plate's relation of placing more clearly for the clamp plate is in the baffle directly over and all is located on the coplanar around each baffle.
The height of the guide rods 1-2 in the device is consistent, and the force applied by the four screws 4 vertically downwards is consistent. The bottom plate 1-3 is horizontally arranged, the upper baffle plate 1-1 is parallel to the bottom plate, and the guide rod is perpendicular to the upper baffle plate and the bottom plate. The mounting hole is arranged in the vertical direction.
In the above technical scheme, the material of the pressing plate 2 may be transparent organic glass, and the material of the screw 4 may be acid-resistant stainless steel. Because the device needs to be placed in an acid solution together with the baffle plate 3 to be tested, the materials selected are acid-resistant and corrosion-resistant.
The acid-resistant pressing plate 2 slides in the clamping device main body 1 through the guide rod 1-2, the sizes of the bottom plate 1-3 and the upper baffle plate 1-1 in the clamping device main body are larger than 50mm multiplied by 50mm and are square, the thickness of the guide rod is 5mm, the sizes of the bottom plate and the upper baffle plate are 60mm multiplied by 60mm, the sizes of the square formed inside the guide rod and the bottom plate are 50mm multiplied by 50mm, the size of the square is equal to the size of the baffle plate 3 to be tested and the size of the pressing plate 2, and the baffle plate and the pressing plate are prevented from being positionally deviated when receiving the force exerted by the screw 4.
The torque wrench 5 is used for twisting the screw 4, the pressure received by the partition plate 3 can be equal to the displayed torque value according to the calculated torque result, and the pressure received by the partition plate can be judged through the torque value, so that the display mode is more visual and definite. And compared with the mode that only one force application jacking piece is arranged in the center of the device, the four screws can disperse stress, so that stress at all positions is uniform, and the partition plate is subjected to the same force.
The quantity of the partition plates 3 placed in the clamping device main body 1 can be correspondingly adjusted, the torque value required to be twisted by the torque wrench 5 is changed according to the quantity of the partition plates placed in the clamping device main body, the clamping device can be flexibly adjusted, and the applicability and the application flexibility of the clamping device are enhanced.
Example 2:
As shown in an attached drawing 3 of the specification, the device comprises a clamping device body 1 with an inlet of a separator 3 and a uniform force application assembly 8, wherein the clamping device body is of a frame structure, the force application assembly comprises a pressing plate 2 and nine force application jacking pieces 4 uniformly distributed above the pressing plate, the clamping device body comprises a bottom plate 1-3 and an upper baffle plate 1-1, 8 guide rods 1-2 are arranged between the bottom plate and the upper baffle plate and are reinforced by a cross rod 7, the guide rods are slender rods, the inlet of the separator is arranged on the side surface of the clamping device body, a notch is formed in the guide rod of the clamping device body, the height of the notch is larger than the thickness of the pressing plate, nine mounting holes 6 are formed in the upper baffle plate, the force application jacking pieces penetrate through the mounting holes and are arranged in the clamping device body, the mounting holes are uniformly and symmetrically distributed in the upper baffle plate, the bottom surface of the force application jacking pieces is parallel to the pressing plate, the heights of the guide rods are consistent, the bottom plate and the upper baffle plate are parallel to the upper baffle plate, the guide rods are mutually parallel, the guide rods are the guide rods and the guide plates are the guide plates and the force application jacking pieces are stressed by a torque wrench 5.
In the lead-acid battery separator pressurizing acid absorption detection device, a clamping device main body 1 is matched with a pressing plate 2, and the pressing plate is pressed by nine screws 4. The clamping device comprises a clamping device main body, a pressing plate and a partition plate 3 to be tested, wherein the partition plate is arranged right below the pressing plate, nine screws squeeze the pressing plate from the upper part of the clamping device main body, the pressure born by the pressing plate is transferred to the partition plate, the force exerted by each screw is vertically downward 50kpa, and the force is transferred to the partition plate through the pressing plate to play a role of pressing the partition plate. The screws are distributed in 3X 3 columns, so that the pressure plate is stressed uniformly, and the screws are symmetrically arranged in the mode, so that the pressure plate is stressed uniformly.
The size of the baffle to be tested is a square with the size of 50mm multiplied by 50mm, the size of the inside of the clamping device main body is also a square with the size of 50mm multiplied by 50mm, the size of the pressing plate is also a square with the size of 50mm multiplied by 50mm, the thickness of the guide rod is 3mm, the sizes of the pressing plate and the upper baffle are square with the size of 56mm multiplied by 56mm, and the guide rod, the pressing plate and the upper baffle form a square with the size of 50mm multiplied by 50mm respectively.
The screw 4 can be a hexagonal screw, the hexagonal screw is convenient for screwing the torque wrench 5, the torque wrench is matched with the hexagonal screw, the length of the hexagonal screw is consistent with the height of the clamping device main body 1, the situation that the screw cannot compress the partition plate 3 due to insufficient length is avoided, and the size of the hexagonal screw is consistent with the size of a through hole in the upper baffle plate 1-1 and is matched with threads. The bottom edge of the hexagonal screw is a smooth horizontal plane and is parallel to the pressing plate, so that the pressing plate is subjected to vertical downward pressure, and the inclination of the position of the pressing plate is avoided.
Compared with four force application jacking pieces, the nine force application jacking pieces enable the pressure received by the pressing plate to be more uniform and dispersed, and enable the pressure received by the partition plate to be constant.
The guide rods 1-2 can be provided with scale marks, the scale marks can remind a user of the number of the placed partition boards, the superposition height of the partition boards is displayed, and the labor capacity of the user is reduced. Each grid on the scale mark is the height of one partition plate, and can also be set to the height of five partition plates.
The guide rods 1-2 are in a slender rod shape, and are reinforced by two cross bars. The shape of the slender guide rod can increase the contact area of the partition plate and the acid liquor to the greatest extent, so that the pressurizing acid suction effect is better. The position of the cross rod is positioned above the baffle plate to be tested and the pressing plate, so that the cross rod is prevented from being covered on the baffle plate, and the pressurizing acid absorbing effect is prevented from being influenced. The material of guide bar can be transparent organic glass, and transparent guide bar can see baffle and clamp plate's relation of placing more clearly for the clamp plate is in the baffle directly over and all is located on the coplanar around each baffle.
Example 3:
As shown in an attached drawing 4 of the specification, the device comprises a clamping device body 1 with an inlet of a separator 3 and a uniform force application assembly 8, wherein the clamping device body is of a frame structure, the force application assembly comprises a pressing plate 2 and four force application jacking pieces 4 uniformly distributed above the pressing plate, the clamping device body comprises a bottom plate 1-3 and an upper baffle plate 1-1, 8 guide rods 1-2 are arranged between the bottom plate and the upper baffle plate, the guide rods are reinforced by a cross rod 7, the guide rods are slender rods, the inlet of the separator is arranged on the side surface of the clamping device body, gaps are formed in the guide rods of the clamping device body, the height of the gaps is larger than the thickness of the pressing plate, four mounting holes 6 are formed in the upper baffle plate, the force application jacking pieces penetrate through the mounting holes and are arranged in the clamping device body, the mounting holes are uniformly and symmetrically distributed in the upper baffle plate, the bottom surface of the force application jacking pieces is parallel to the pressing plate, the heights of the guide rods are consistent, the bottom plate and the upper baffle plate are parallel to each other, the upper ends of the force application jacking pieces are connected with a cylinder 9, and the cylinder is fixed in the clamping device body and is fixedly connected with the clamping device body through the guide rods to drive the force application jacking pieces to the cylinder.
As shown in fig. 4 of the specification, a clamping device body 1 of a lead-acid battery separator pressurizing acid absorption detection device is matched with a pressing plate 2, and the pressing plate is pressed by a plurality of screws 4. The clamping device comprises a clamping device main body, a pressing plate and a partition plate 3 to be tested, wherein the partition plate is arranged right below the pressing plate, four screws squeeze the pressing plate from the upper part of the clamping device main body, the pressure born by the pressing plate is transferred to the partition plate, the force exerted by each screw is vertically downward 50kpa, and the force is transferred to the partition plate through the pressing plate to play a role of pressing the partition plate. The size of the partition board to be tested is a square of 50mm multiplied by 50mm, the size of the inside of the clamping device main body is also a square of 50mm multiplied by 50mm, and the clamping device is adapted to the partition board, so that the partition board is fixed in the clamping device main body, and the situation that uneven stress is caused due to displacement is avoided. After compaction, the device can be fully soaked in sulfuric acid of 1.28g/cm < 3 >, the clamp is taken out after 30 minutes, and the sample to be measured is taken down for weighing and calculating the acid absorption rate. The screw was controlled by a cylinder which applied a pressure of 50kpa to the screw.
The screw driving device uses the air cylinder as power, omits the operation of screwing the screws through the torque wrench, simplifies the operation means and experimental steps, and can simultaneously move in the vertical direction through the air cylinder, thereby saving the assembly time.
While the utility model has been described in terms of embodiments, it will be appreciated by those skilled in the art that the utility model is not limited thereto but rather includes the drawings and the description of the embodiments above. Any modifications which do not depart from the functional and structural principles of the present utility model are intended to be included within the scope of the appended claims.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421625073.5U CN222866457U (en) | 2024-07-10 | 2024-07-10 | A lead-acid battery separator pressure acid absorption detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421625073.5U CN222866457U (en) | 2024-07-10 | 2024-07-10 | A lead-acid battery separator pressure acid absorption detection device |
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| Publication Number | Publication Date |
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| CN222866457U true CN222866457U (en) | 2025-05-13 |
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| CN202421625073.5U Active CN222866457U (en) | 2024-07-10 | 2024-07-10 | A lead-acid battery separator pressure acid absorption detection device |
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| CN (1) | CN222866457U (en) |
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