CN214041467U

CN214041467U - Electric tool type lithium battery test fixture

Info

Publication number: CN214041467U
Application number: CN202022789758.1U
Authority: CN
Inventors: 胡胜
Original assignee: Zhejiang Yuying Technology Co ltd
Current assignee: Zhejiang Yuying Technology Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-08-24
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses an electric tool type lithium cell test fixture, including the limiting plate, the restriction pivot is installed to one side of limiting plate, and the bottom of restriction pivot is connected with the test main part, the surface mounting of test main part has the fly leaf, and the inside of fly leaf is provided with testing arrangement, the bottom mounting of test main part has the bottom plate, and one side of bottom plate is provided with the side guard board, the inside of test main part is fixed with the spring, and the bottom of spring is connected with the fixed plate clamp, the bottom mounting of fixed plate clamp has the protection cushion, the inside of limiting plate is provided with the fixed slot. The elastic extrusion to the fixed plate clamp through the spring is fixed with the lithium cell that awaits measuring, can the dynamics that the automatic decision needs the centre gripping, avoids too big damage or the centre gripping dynamics undersize that leads to the lithium cell that awaits measuring to make the lithium cell activity name that awaits measuring easily to lead to the test error appearing, has not only made things convenient for the clamping process, has also made things convenient for the process of taking off.

Description

Electric tool type lithium battery test fixture

Technical Field

The utility model relates to a lithium cell field particularly, relates to an electric tool class lithium cell test fixture.

Background

Lithium batteries are batteries which use lithium metal or lithium alloy as positive/negative electrode materials and use non-aqueous electrolyte solution, and have very high requirements on the environment due to the very active chemical characteristics of lithium metal, so that the lithium batteries become mainstream along with the development of scientific technology, and can be roughly divided into two types: lithium metal batteries and lithium ion batteries, which do not contain lithium in the metallic state and are rechargeable.

However, the existing lithium battery test fixture has the problems that the structure is complex, the use function is single, the lithium battery with a specific size can be clamped and fixed, the test is troublesome, scratches are easily generated on the surface of the lithium battery to be tested, and the subsequent use is influenced.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric tool class lithium cell test fixture to the structure of proposing in solving above-mentioned background is all more complicated, and service function is comparatively single, only can press from both sides tight fixedly to specific size's lithium cell usually, and the test is more troublesome, and produces the mar to the lithium cell surface that awaits measuring easily, influences the problem of follow-up use.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an electric tool class lithium cell test fixture, includes the limiting plate, the restriction pivot is installed to one side of limiting plate, and the bottom of restriction pivot is connected with the test subject, the external fixed surface of test subject has the fly leaf, and the inside of fly leaf is provided with testing arrangement, the bottom mounting of test subject has the bottom plate, and one side of bottom plate is provided with the side guard plate, the internal connection of side guard plate has the package appearance chamber, and the bottom mounting in package appearance chamber has the sucking disc, the internally mounted of sucking disc has the runner pipe, the top in package appearance chamber is connected with the lift post, and the top of lift post is fixed with the crank, the internal fixation of test subject has the spring, and the bottom connection of spring has the fixed plate clamp, the bottom mounting of fixed plate clamp has the protection cushion, the inside of limiting plate is provided with the fixed slot.

Furthermore, the test main body passes through to constitute elastic telescopic structure between spring and the fixed plate clamp, and is fixed connection between spring and the fixed plate clamp to the fixed plate clamp sets up to circular-arc structure.

Furthermore, the limiting plate forms a rotating structure with the test main body through the limiting rotating shaft, and the width of the outer wall of the limiting plate is the same as that of the inner wall formed by the test main body.

Furthermore, a clamping structure is formed between the testing device and the movable plate, and the testing device is movably connected with the movable plate.

Furthermore, the package holds the chamber and passes through to constitute the intercommunication structure between runner pipe and the sucking disc, and the crank passes through to constitute revolution mechanic between lift post and the package appearance chamber to be threaded connection between lift post and the package appearance chamber.

Furthermore, be adhesive connection between protection cushion and the fixed plate clamp, and protection cushion and fixed plate clamp are provided with two sets ofly.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) this electric tool class lithium cell test fixture will await measuring the lithium cell through the elasticity extrusion of spring to the fixed plate clamp and fix, can the dynamics that the autonomy needs the centre gripping, avoids too big damage or the centre gripping dynamics undersize that leads to the lithium cell that awaits measuring of the examination of awaiting measuring to make the lithium cell activity name that awaits measuring easily to lead to testing error, has not only made things convenient for the clamping process, has also made things convenient for the process of taking off. The lithium battery to be tested is limited by the rotation of the limiting plate in the test main body, so that the test deviation caused by the activity of the lithium battery to be tested is prevented, the plugging time of the lithium battery to be tested in the test process is saved, and the production efficiency is improved. Realize taking off and installing testing arrangement through the fly leaf, made things convenient for the daily maintenance and the maintenance that carry out testing arrangement, can also change the testing arrangement of different types simultaneously and realize the many-sided test of the lithium cell that awaits measuring.

(2) This electric tool class lithium cell test fixture through thereby making the vacuum layer that forms in the sucking disc with the lift post from containing the intracavity rotation upwards take out the air in the discharge sucking disc, is convenient for fix on the workstation, otherwise, thereby it makes its and workstation separation with the air propulsion sucking disc to follow containing the intracavity rotation downwards with the lift post, makes this test fixture can fix and avoids the activity to appear on the workstation and lead to the test to go wrong. A buffer layer is formed between the lithium battery to be tested and the fixing plate clamp through the protective soft cushion, scratches of the fixing plate clamp on the lithium battery to be tested due to the fact that materials are too hard in the fixing process are avoided, and appearance integrity of the lithium battery to be tested is protected.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front view of a lithium battery test fixture of an electric tool according to an embodiment of the present invention;

fig. 2 is a schematic top view of a partial structure of a lithium battery test fixture for an electric tool according to an embodiment of the present invention;

fig. 3 is a schematic view of a partial three-dimensional structure of a lithium battery test fixture of an electric tool type according to an embodiment of the present invention;

fig. 4 is a schematic view of a three-dimensional structure of a limiting plate of a lithium battery test fixture of an electric tool according to an embodiment of the present invention.

Reference numerals:

1. a limiting plate; 2. a limiting rotating shaft; 3. a testing device; 4. testing the subject; 5. a side guard plate; 6. a flow-through tube; 7. a base plate; 8. a movable plate; 9. a crank; 10. a lifting column; 11. a containing cavity; 12. a suction cup; 13. a spring; 14. fixing the plate clamp; 15. a protective cushion; 16. and fixing the grooves.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-4, a lithium battery testing fixture for electric tools according to an embodiment of the present invention includes a limiting plate 1, a limiting shaft 2 is installed on one side of the limiting plate 1, a testing main body 4 is connected to a bottom end of the limiting shaft 2, a movable plate 8 is fixed to an outer surface of the testing main body 4, a testing device 3 is disposed inside the movable plate 8, a bottom plate 7 is fixed to a bottom end of the testing main body 4, a side guard plate 5 is disposed on one side of the bottom plate 7, a containing cavity 11 is connected to an inside of the side guard plate 5, a suction cup 12 is fixed to a bottom end of the containing cavity 11, a circulating tube 6 is installed inside the suction cup 12, a lifting column 10 is connected to a top end of the containing cavity 11, a crank 9 is fixed to a top end of the lifting column 10, a spring 13 is fixed to an inside of the testing main body 4, a fixing plate clamp 14 is connected to a bottom end of the spring 13, a protecting cushion 15 is fixed to a bottom end of the fixing plate clamp 14, the limiting plate 1 is provided with a fixing groove 16 inside.

Through the above technical scheme of the utility model, elasticity extrusion to fixed plate clamp 14 through spring 13 will await measuring the lithium cell and fix, can the dynamics that the automatic decision needs the centre gripping, avoids too big damage or the centre gripping dynamics undersize that leads to the lithium cell that awaits measuring of centre gripping dynamics to make the lithium cell activity name that awaits measuring easily to cause the test error to appear, has not only made things convenient for the clamping process, has also made things convenient for the process of taking off. The lithium battery to be tested is limited by the rotation of the limiting plate 1 in the test main body 4, so that the test deviation caused by the activity of the lithium battery to be tested is prevented, the plugging time of the lithium battery to be tested in the test process is saved, and the improvement of the production efficiency is facilitated. Realize taking off and installing testing arrangement 3 through fly leaf 8, made things convenient for the daily maintenance and the maintenance that carry out testing arrangement 3, can also change the testing arrangement 3 of different types simultaneously and realize the many-sided test of the lithium cell that awaits measuring. Thereby form the vacuum layer in making sucking disc 12 through upwards rotatory the taking out of the air in the discharge sucking disc 12 of follow package appearance chamber 11 with lift post 10, be convenient for fix on the workstation, otherwise, thereby it makes its and workstation separation with air push suction disc 12 with lift post 10 follow package appearance intracavity 11 internal rotation downwards, makes this test fixture can fix and avoids the activity to appear on the workstation and lead to the test to go wrong. A buffer layer is formed between the lithium battery to be tested and the fixing plate clamp 14 through the protective soft cushion 15, scratches of the fixing plate clamp 14 on the lithium battery to be tested due to the fact that materials are too hard in the fixing process are avoided, and appearance integrity of the lithium battery to be tested is protected.

Example two:

referring to fig. 1-4, for the lithium battery test fixture of the electric tool type, a limiting rotation shaft 2 is installed at one side of a limiting plate 1, and the bottom end of the limiting rotating shaft 2 is connected with a test main body 4, a movable plate 8 is fixed on the outer surface of the test main body 4, and the inside of the movable plate 8 is provided with the testing device 3, the bottom end of the testing main body 4 is fixed with the bottom plate 7, and one side of the bottom plate 7 is provided with a side protection plate 5, the interior of the side protection plate 5 is connected with a containing cavity 11, a sucker 12 is fixed at the bottom end of the containing cavity 11, a circulating pipe 6 is arranged in the sucker 12, the top end of the containing cavity 11 is connected with a lifting column 10, and the top end of the lifting column 10 is fixed with a crank 9, the interior of the test body 4 is fixed with a spring 13, and the bottom end of the spring 13 is connected with a fixed plate clamp 14, the bottom end of the fixed plate clamp 14 is fixed with a protective soft cushion 15, and the inside of the limiting plate 1 is provided with a fixed groove 16.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the user can place sucking disc 12 on the workstation earlier when using, wrench movement crank 9, make lift post 10 upwards remove in 5 internal fixation's of side guard board package appearance chamber 11, take out the air in sucking disc 12 from runner pipe 6, make and form the vacuum layer in the sucking disc 12, fix this test fixture on the workstation, then can place the lithium cell that awaits measuring on bottom plate 7, make restrictor plate 1 carry out clockwise rotation under the connection of restriction pivot 2, make fixed slot 16 with await measuring the lithium cell card of expecting together, at this moment, spring 13 extrudees fixed plate clamp 14, make protection cushion 15 on the fixed plate clamp 14 closely laminate together with the lithium cell that awaits measuring, thereby carry out the fixed of the lithium cell that awaits measuring, finally, can begin to test in laying into the fly leaf 8 in the test subject 4 with testing arrangement 3. The lithium battery to be tested is fixed through elastic extrusion of the spring 13 on the fixing plate clamp 14, the force required to be clamped can be automatically determined, the phenomenon that the lithium battery to be tested is damaged due to too large clamping force or the lithium battery to be tested is enabled to move due to too small clamping force, so that the test error is caused due to the movement of the lithium battery to be tested is avoided, the clamping process is facilitated, and the taking-off process is also facilitated. The lithium battery to be tested is limited by the rotation of the limiting plate 1 in the test main body 4, so that the test deviation caused by the activity of the lithium battery to be tested is prevented, the plugging time of the lithium battery to be tested in the test process is saved, and the improvement of the production efficiency is facilitated. Realize taking off and installing testing arrangement 3 through fly leaf 8, made things convenient for the daily maintenance and the maintenance that carry out testing arrangement 3, can also change the testing arrangement 3 of different types simultaneously and realize the many-sided test of the lithium cell that awaits measuring. Thereby form the vacuum layer in making sucking disc 12 through upwards rotatory the taking out of the air in the discharge sucking disc 12 of follow package appearance chamber 11 with lift post 10, be convenient for fix on the workstation, otherwise, thereby it makes its and workstation separation with air push suction disc 12 with lift post 10 follow package appearance intracavity 11 internal rotation downwards, makes this test fixture can fix and avoids the activity to appear on the workstation and lead to the test to go wrong. A buffer layer is formed between the lithium battery to be tested and the fixing plate clamp 14 through the protective soft cushion 15, scratches of the fixing plate clamp 14 on the lithium battery to be tested due to the fact that materials are too hard in the fixing process are avoided, and appearance integrity of the lithium battery to be tested is protected.

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

Claims

1. The utility model provides an electric tool type lithium battery test fixture, includes limiting plate (1), its characterized in that, limiting shaft (2) is installed to one side of limiting plate (1), and the bottom of limiting shaft (2) is connected with test subject (4), the surface mounting of test subject (4) has fly leaf (8), and the inside of fly leaf (8) is provided with testing arrangement (3), the bottom mounting of test subject (4) has bottom plate (7), and one side of bottom plate (7) is provided with side guard plate (5), the inside of side guard plate (5) is connected with package chamber (11), and the bottom mounting of package chamber (11) has sucking disc (12), the inside of sucking disc (12) is installed runner pipe (6), the top of package chamber (11) is connected with lift post (10), and the top of lift post (10) is fixed with crank (9), the inside of test main part (4) is fixed with spring (13), and the bottom connection of spring (13) has fixed plate to press from both sides (14), the bottom mounting of fixed plate clamp (14) has protection cushion (15), the inside of restriction board (1) is provided with fixed slot (16).

2. The lithium battery test fixture as claimed in claim 1, wherein the test main body (4) is elastically telescopic through a spring (13) and a fixing plate clamp (14), the spring (13) and the fixing plate clamp (14) are fixedly connected, and the fixing plate clamp (14) is configured to be of a circular arc structure.

3. The lithium battery test fixture as claimed in claim 1, wherein the limiting plate (1) forms a rotating structure with the test main body (4) by limiting the rotating shaft (2), and the width of the outer wall of the limiting plate (1) is the same as the width of the inner wall formed by the test main body (4).

4. The lithium battery test fixture as claimed in claim 1, wherein the test device (3) and the movable plate (8) form a snap-fit structure, and the test device (3) and the movable plate (8) are movably connected.

5. The electric tool lithium battery test fixture as claimed in claim 1, wherein the containing cavity (11) is communicated with the sucker (12) through the flow pipe (6), the crank (9) is rotated with the containing cavity (11) through the lifting column (10), and the lifting column (10) is in threaded connection with the containing cavity (11).

6. The lithium battery test fixture as claimed in claim 1, wherein the protection cushion (15) is adhesively connected with the fixing plate clamp (14), and two groups of protection cushions (15) and two groups of fixing plate clamps (14) are provided.