CN211576490U - A gas tightness detects frock for new energy battery - Google Patents

Abstract

The utility model discloses an airtightness detection tool for a new energy battery, which comprises a transmission table, a slideway, an installation table, a connecting rod, a threaded sleeve, a detection table, a docking plate, an air pump and an air pressure gauge. Two sets of support frames are fixedly connected to the bottom of the table, and the upper ends of the two sets of support frames are fixedly connected with a slideway, and a slide groove is opened inside the two slideways, and the two slideways are both slidably connected inside. There is a set of sliders, and a support rod is fixedly connected to the upper end of each slider. The utility model further improves the efficiency of battery air-tightness detection and avoids manual inspection and detection through the tooling method of the combination of the transmission table and the detection table. The subjectivity of the test improves the detection efficiency, and at the same time, accurate experimental data can be obtained. At the same time, the machine test can detect the air tightness of the battery more accurately, and the test results are more convincing, which improves the quality of battery production.

Description

A kind of air tightness detection tool for new energy battery

technical field

The utility model relates to an air-tightness detection tool, in particular to an air-tightness detection tool for a new energy battery, which belongs to the technical field of battery production detection.

Background technique

A battery refers to a part of the space of a cup, tank or other container or composite container that contains an electrolyte solution and metal electrodes to generate current, and a device that can convert chemical energy into electrical energy, with positive and negative electrodes. With the advancement of technology, batteries generally refer to small devices that can generate electricity, such as solar cells. The performance parameters of the battery mainly include electromotive force, capacity, specific energy and resistance. Using the battery as an energy source can obtain a current with stable voltage, stable current, stable power supply for a long time, and little external influence, and the battery has a simple structure, easy to carry, simple and easy charging and discharging operations, and is not affected by external climate and temperature. Influence, stable and reliable performance, play a great role in all aspects of modern social life.

However, in the production process of new energy batteries, the air tightness of the battery casing is particularly high, and the air tightness of the casing will also directly affect the quality of the battery. At present, the air tightness of the battery casing is generally tested manually by the staff. Put the battery shell directly into the water and then test by observing the air bubbles. This detection method cannot obtain accurate test data, and is highly subjective. The detection of the air tightness of the battery shell is not particularly accurate. The battery casing with unsatisfactory airtightness is put into the production of the battery, which affects the quality of the battery production. At the same time, the observation efficiency through the human eye is slow, which increases the working time of employees and reduces the detection efficiency.

Utility model content

The utility model provides an air tightness detection tool for a new energy battery, which effectively solves the problems existing in the prior art.

In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions:

The utility model relates to an air tightness detection tool for a new energy battery, comprising a transmission table, a slideway, an installation table, a connecting rod, a threaded sleeve, a detection table, a docking plate, an air pump and an air pressure gauge. Two sets of support frames are fixedly connected to the bottom, and the upper ends of the two sets of support frames are both fixedly connected with a slideway, a slide groove is opened inside the two slideways, and a set of slideways is slidably connected to the inside of the two slideways. The slider, the upper end of each slider is fixedly connected with a support rod, the upper ends of the two groups of the support rods pass through the two chute slots and are fixedly connected with a mounting table, and the transfer table is located inside the two A screw is rotatably connected between the slideways, two threaded sleeves are threadedly sleeved on the outer side of the screw, and the outer side walls of the two threaded sleeves are fixedly connected with a group of connecting rods, and the two connecting rods in each group are arranged in a space. V-shaped arrangement, the upper ends of the two sets of connecting rods are fixedly connected to the bottom of the installation table, two sets of installation racks are fixedly connected to one side of the upper end of the transfer table, and a detection table is fixedly connected to the upper ends of the two sets of installation racks. A pneumatic cylinder is fixedly connected to the central position of the upper end of the detection table, the lower end of the pneumatic cylinder passes through the detection table and is fixedly connected with a docking plate, and the upper end of the detection table is located on one side of the pneumatic cylinder and is fixedly connected with an air pump and an air pressure gauge respectively. An inflatable channel is opened inside the docking plate, the intake end of the inflatable channel is communicated with the air outlet end of the inflator, and the air pressure gauge is communicated with the inflation channel through a connecting pipe.

As a preferred technical solution of the present invention, the upper end of the mounting table is fixedly connected with two positioning bars that are perpendicular to each other, and the upper end of the fixed mounting table is provided with a battery shell, and the bottom of the battery shell is at a right angle between the two positioning bars. right-angle alignment.

As a preferred technical solution of the present invention, one end of the screw rod away from the detection table extends to the outside of the transmission table through the side wall of the transmission table and is fixedly connected to the output end of the motor, and the motor is fixedly connected to the end of the transmission table away from the detection table. side wall.

As a preferred technical solution of the present invention, a rotating bearing is provided at the connection between the two ends of the screw and the transfer table, the inner ring of the rotating bearing is fixedly sleeved on the screw, and the outer ring of the rotating bearing is fixedly embedded in the transfer table.

As a preferred technical solution of the present invention, the lower ends of the sliding blocks are rotatably connected with two sets of pulleys, and the lower ends of the pulleys are all in contact with the bottom of the chute.

As a preferred technical solution of the present invention, the lower end of the transfer table is fixedly connected with two sets of fixed bases, and the two sets of fixed bases are respectively located on both sides of the lower end of the transfer table.

The beneficial effects achieved by the utility model are:

1. Through the combination of the transfer table and the detection table, the efficiency of battery airtightness detection is further improved, the subjectivity of manual inspection and detection is avoided, the detection efficiency is improved, and accurate experimental data can also be obtained.

2. Machine testing can more accurately detect the airtightness of the battery, and the test results are more convincing, which improves the quality of battery production.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the front sectional structure schematic diagram of the present utility model;

Fig. 2 is the top view structure schematic diagram of the present utility model;

FIG. 3 is a schematic diagram of the connection structure of the rotary bearing of the present invention.

In the picture: 1. Transfer table; 2. Supporting frame; 3. Slide to; 4. Chute; 5. Slider; 6. Pulley; 7. Support rod; 8. Mounting table; 9. Connecting rod; 10. Thread Cover; 11. Screw; 12. Positioning bar; 13. Battery shell; 14. Mounting frame; 15. Testing table; 16. Air pressure cylinder; 17. Docking plate; 18. Air pump; 19. Air pressure gauge; 20. Motor; 21. Fixed base; 22. Rotary bearing.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example: As shown in Figures 1-3, the present invention is an air tightness detection tool for a new energy battery, including a transmission table 1, a slideway 3, an installation table 8, a connecting rod 9, a threaded sleeve 10, a detection The table 15, the docking plate 17, the air pump 18 and the air pressure gauge 19, the inner bottom of the transfer table 1 is fixedly connected with two sets of support frames 2, and the upper ends of the two sets of support frames 2 are fixedly connected with a slideway 3, and the inside of the two slideways 3 There is a chute 4, and a set of sliders 5 are slidably connected inside the two chute 4, and a support rod 7 is fixedly connected to the upper end of each slider 5, and the upper ends of the two sets of support rods 7 pass through the two chute 4 notches and fixedly connected with a mounting table 8, a screw 11 is rotatably connected inside the transfer table 1 and located between the two slideways 3, and two threaded sleeves 10 are threaded outside the screw 11, and the two threaded sleeves 10 The outer side walls are fixedly connected with a set of connecting rods 9, and the two connecting rods 9 of each group are arranged in a V shape. A set of mounting brackets 14, the upper end of the two sets of mounting brackets 14 is fixedly connected with a detection table 15, the upper end of the detection table 15 is fixedly connected with a pneumatic cylinder 16 at the center position, and the lower end of the pneumatic cylinder 16 passes through the detection table 15 and is fixedly connected with a docking plate 17 , the upper end of the testing table 15 is located on the side of the air cylinder 16 and is fixedly connected with an air pump 18 and an air pressure gauge 19 respectively. An air filling channel is opened inside the docking plate 17, and the air inlet end of the air filling channel is communicated with the air outlet end of the air pump 18. The air pressure gauge 19 Connecting with the inflation channel through the connecting pipe further improves the efficiency of battery airtightness detection, avoids the subjectivity of manual inspection and detection, improves the detection efficiency, and can also obtain accurate experimental data, and machine detection can be more accurate. The air tightness of the battery is more convincing, and the quality of the battery production is improved.

Two sets of pulleys 6 are rotatably connected to the lower end of the slider 5. The lower ends of the pulleys 6 are in contact with the bottom of the chute 4, which reduces the friction between the slider 5 and the bottom of the chute 4, and makes the movement of the installation table 8 more convenient. The lower end of the transmission table 1 Two sets of fixed bases 21 are fixedly connected. The two sets of fixed bases 21 are located on both sides of the lower end of the transfer table 1. The fixed bases 21 play a supporting role for the entire detection device. With a suitable height, the end of the screw 11 away from the inspection table 15 extends to the outside of the transfer table 1 through the side wall of the transfer table 1 and is fixedly connected to the output end of the motor 20. The motor 20 is fixedly connected to the outer wall of the transfer table 1 on the side away from the inspection table 15. , the motor 20 can provide power for the rotation of the screw 11, the upper end of the mounting table 8 is fixedly connected with two mutually perpendicular positioning bars 12, the upper end of the fixed mounting table 8 is provided with a battery shell 13, the bottom of the battery shell 13 is at right angles to the two positioning bars 12 The right angle alignment between the two positioning bars 12 can limit the battery casing 13 to prevent the air outlet end of the ventilation channel of the docking plate 17 from being unable to align with the air inlet hole of the battery casing 13. Both ends of the screw 11 are connected to the transfer table 1. There is a rotary bearing 22, the inner ring of the rotary bearing 22 is fixedly sleeved on the screw 11, and the outer ring of the rotary bearing 22 is fixedly embedded in the transfer table 1, and the rotary bearing 22 can reduce the friction between the screw 11 and the transfer table 1. , so that the screw 11 is more convenient to rotate.

Specifically, when the utility model is used, first align the right angle of the bottom of the battery casing 13 with the right angle between the two positioning bars 12 fixedly connected to the upper end of the mounting table 8, then turn on the motor 20, and drive the fixed connection through the rotation of the output end of the motor 20. The screw 11 at the output end of the motor 20 rotates, and through the threaded connection between the screw 11 and the threaded sleeve 10, the threaded sleeve 10 threaded on the screw 11 moves to the direction close to the detection table 15, and is fixedly connected to the threaded sleeve 10 and the threaded sleeve 10. The connecting rod 9 between the bottom of the installation table 8 makes the two sets of support rods 7 fixedly connected to the lower end of the installation table 8 slide in the two chutes 4, so that the installation table 8 moves towards the direction close to the detection table 15. When it is directly under the detection table 15, the butting plate 17 fixedly connected to the lower end of the air cylinder 16 is brought into contact with the upper end of the battery casing 13 through the pneumatic cylinder 16, so that the air outlet end of the charging channel of the butting plate 17 is butted with the air inlet hole of the battery casing 13. Seal the connection between the two, fill the battery shell 13 with air through the air pump 18, and finally judge the airtightness of the battery shell 13 by observing the change of the pointer of the barometer 19, which further improves the efficiency of battery airtightness detection and avoids The subjectivity of manual inspection and detection improves the detection efficiency, and at the same time, accurate experimental data can be obtained. At the same time, the machine detection can more accurately detect the air tightness of the battery, and the detection results are more convincing and improve the quality of battery production.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The air tightness detection tool for the new energy battery is characterized by comprising a conveying table (1), slide ways (3), mounting tables (8), connecting rods (9), thread sleeves (10), detection tables (15), butt plates (17), an air pump (18) and an air pressure gauge (19), wherein two groups of supporting frames (2) are fixedly connected to the bottom in the conveying table (1), one slide way (3) is fixedly connected to the upper ends of the two groups of supporting frames (2), one sliding groove (4) is formed in each of the two slide ways (3), one group of sliding blocks (5) is slidably connected in each of the two sliding grooves (4), one supporting rod (7) is fixedly connected to the upper end of each sliding block (5), one mounting table (8) is fixedly connected to the upper end of each two groups of supporting rods (7) through notches of the two sliding grooves (4), one screw rod (11) is rotatably connected to the inner portion of the conveying table (1) and located between the two sliding grooves (3, two thread sleeves (10) are sleeved on the outer side of the screw rod (11) in a threaded manner, a group of connecting rods (9) is fixedly connected to the outer side wall of each thread sleeve (10), each group of two connecting rods (9) is arranged in a V-shaped manner, the upper ends of the two groups of connecting rods (9) are fixedly connected to the bottom of the mounting table (8), one side of the upper end of the conveying table (1) is fixedly connected with two groups of mounting frames (14), the upper end of each mounting frame (14) is fixedly connected with a detection table (15), the central position of the upper end of the detection table (15) is fixedly connected with a pneumatic cylinder (16), the lower end of the pneumatic cylinder (16) penetrates through the detection table (15) and is fixedly connected with a butt plate (17), the upper end of the detection table (15) is positioned on one side of the pneumatic cylinder (16) and is respectively and fixedly connected with an air pump, the air inlet end of the inflation channel is communicated with the air outlet end of the inflator pump (18), and the barometer (19) is communicated with the inflation channel through a connecting pipe.

2. The tooling for detecting the air tightness of the new energy battery according to claim 1, wherein two positioning strips (12) which are perpendicular to each other are fixedly connected to the upper end of the mounting table (8), a battery shell (13) is arranged at the upper end of the mounting table (8), and the right angle at the bottom of the battery shell (13) is aligned with the right angle between the two positioning strips (12).

3. The tooling for detecting the airtightness of the new energy battery according to claim 1, wherein a rotary bearing (22) is arranged at each of the joints between the two ends of the screw (11) and the conveying table (1), the inner ring of the rotary bearing (22) is fixedly sleeved on the screw (11), and the outer ring of the rotary bearing (22) is fixedly embedded in the conveying table (1).

4. The tooling for detecting the air tightness of the new energy battery is characterized in that one end, far away from the detection table (15), of the screw (11) penetrates through the side wall of the conveying table (1) to extend to the outside of the conveying table (1) and is fixedly connected with the output end of the motor (20), and the motor (20) is fixedly connected to the outer wall of one side, far away from the detection table (15), of the conveying table (1).

5. The tooling for detecting the air tightness of the new energy battery according to claim 1, wherein two groups of fixing bases (21) are fixedly connected to the lower end of the conveying table (1), and the two groups of fixing bases (21) are respectively located on two sides of the lower end of the conveying table (1).

6. The air tightness detection tool for the new energy battery according to claim 1, wherein the lower ends of the sliding blocks (5) are rotatably connected with two groups of pulleys (6), and the lower ends of the pulleys (6) are in contact with the bottom of the sliding groove (4).

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