CN217638178U

CN217638178U - Automatic sampling device for quality detection of cobalt-free lithium battery anode slurry

Info

Publication number: CN217638178U
Application number: CN202221289620.8U
Authority: CN
Inventors: 邱颖; 严加春
Original assignee: Funeng Technology Jiangsu Co ltd
Current assignee: Funeng Technology Jiangsu Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-10-21
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses a cobalt-free lithium battery positive pole thick liquids quality testing automatic sampling device, sampling mechanism include the inner chamber, and the inner chamber is seted up in the inside of even board, and the inside of inner chamber is provided with the sampling tube, the surface of sample and the inside of even board run through fixed connection, the utility model relates to a battery thick liquids sampling test technical field. This cobalt-free lithium battery positive pole thick liquids quality testing automatic sampling device, through setting up sampling mechanism, even inside the vertical positive pole thick liquids that gets into of board, traction motor drives the lead screw simultaneously and rotates, threaded connection through lead screw and traction plate, make the traction plate drive the piston rod motion, and make the piston plate at the inside motion of extraction pipe, thereby utilize the negative pressure, make different liquid level thick liquids get into inside the sample tube through the extraction pipe, reach the purpose that the single obtained a plurality of different samples, the problem of the efficiency and the accuracy that the limit was purchased the sample device single sample reduction and is detected has been solved through the combination of above-mentioned structure.

Description

Cobalt-free lithium battery anode slurry quality detection automatic sampling device

Technical Field

The utility model relates to a battery slurry sampling test technical field specifically is a anodal thick liquids quality testing automatic sampling device of cobalt-free lithium cell.

Background

Manufacturing an electrode of a lithium ion battery, wherein positive electrode slurry comprises an adhesive, a conductive agent, a positive electrode material and the like; the preparation of the positive electrode slurry comprises a series of processes of mixing, dissolving, dispersing and the like between liquid and between liquid and solid materials, and the processes are accompanied by changes of temperature, viscosity, environment and the like.

After the lithium ion anode slurry is prepared, the lithium ion distribution detection is carried out by sampling, but the existing sampling device can only carry out single sampling, so that the lithium ion detection efficiency is low, the anode slurry is easy to disorder by multiple detections, the detection result is unscientific, and the problem needs to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a cobalt-free lithium cell positive pole thick liquids quality testing automatic sampling device has solved the limit and has purchased the problem that sampling device single sample reduced the efficiency and the accuracy that detect.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a anodal thick liquids quality testing automatic sampling device of cobalt-free lithium cell, includes even board, even the inside of board is provided with sampling mechanism.

Sampling mechanism includes the inner chamber, the inner chamber is seted up in the inside of even board, the inside of inner chamber is provided with the sampling tube, the surface of sampling tube and the inside of even board run through fixed connection, fixedly connected with extraction tube is run through to the inside of sampling tube, the outside of sampling tube is provided with drive assembly, the inside swing joint of inner chamber has the traction plate, the inside run through threaded connection of traction plate has the lead screw, the surface of lead screw and the inside run through rotation of even board are connected, the inner wall fixedly connected with traction motor of inner chamber, traction motor's output and the one end fixed connection of lead screw, the surface fixed connection of traction plate has the piston rod, sliding connection is run through with the inside of sampling tube to the surface of piston rod, the surface of piston rod and the inside sliding connection of extraction tube, the surface fixed connection of piston rod has the piston board, the surface of piston board and the inner wall sliding connection of sampling tube.

Preferably, the driving assembly comprises a hydraulic rod and symmetrically arranged connecting rods, and a folded plate is fixedly connected to one end of the hydraulic rod.

Preferably, one end of the hydraulic rod is fixedly connected with a rotating motor, and one ends of the two connecting rods are fixedly connected with the outer surface of the connecting plate.

Preferably, a circular plate is fixedly connected to the outside of the rotating motor, and a rotating groove is formed in the outer surface of the circular plate.

Preferably, the inner surface of the rotating groove is movably connected with a rotating block, and the outer surface of the rotating block is fixedly connected with one end of the connecting rod.

Advantageous effects

The utility model provides a cobalt-free lithium battery anode slurry quality detection automatic sampling device. Compared with the prior art, the method has the following beneficial effects:

(1) This cobalt-free lithium battery positive pole thick liquids quality testing automatic sampling device, through setting up sampling mechanism, even inside the vertical positive pole thick liquids that gets into of board, the piston rod is connected with the extraction pipe, the mixture of different liquid level thick liquids has been avoided, traction motor drives the lead screw and rotates simultaneously, threaded connection through lead screw and traction plate, make the traction plate drive the piston rod motion, and make the piston plate at the inside motion of extraction pipe, the piston rod motion breaks away from and extracts union coupling, thereby utilize the negative pressure, make different liquid level thick liquids get into the sample intraduct through the extraction pipe, reach the purpose that the single obtained a plurality of different samples, the problem of the efficiency and the accuracy that the limit was purchased the sample device single sample and is reduced detection has been solved through the combination of above-mentioned structure.

(2) This anodal thick liquids quality testing automatic sampling device of cobalt-free lithium cell, through setting up drive assembly, at first the hydraulic stem is flexible to drive even board lift through rotating the motor, rotates the motor simultaneously and drives even board rotation, is convenient for even board discrepancy thick liquids in order to take a sample, and the connecting rod is connected through changeing piece and turn trough simultaneously to be connected with the rotation motor through the plectane, strengthened even the stability of board and reduced the pressure-bearing of rotating the motor output.

Drawings

FIG. 1 is a front view of the internal structure of the present invention;

FIG. 2 is a front view of the inner structure of the sampling tube of the present invention;

fig. 3 is a side view of the external structure of the present invention.

In the figure: 1-connecting plate, 2-sampling mechanism, 21-inner cavity, 22-sampling tube, 23-extracting tube, 24-driving component, 241-hydraulic rod, 242-connecting rod, 243-folded plate, 244-rotating motor, 245-circular plate, 246-rotary groove, 247-rotary block, 25-traction plate, 26-lead screw, 27-traction motor, 28-piston rod and 29-piston plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an automatic sampling device for detecting the quality of cobalt-free lithium battery anode slurry comprises a connecting plate 1, wherein the connecting plate 1 is made of a material which is corrosion-resistant and does not react with lithium ion anode slurry, and a sampling mechanism 2 is arranged inside the connecting plate 1; the sampling mechanism 2 comprises an inner cavity 21, the inner cavity 21 is arranged inside the connecting plate 1, a sampling tube 22 is arranged inside the inner cavity 21, the sampling tube 22 is made of the same material as the connecting plate 1, the outer surface of the sampling tube 22 is fixedly connected with the inside of the connecting plate 1 in a penetrating manner, an extraction tube 23 is fixedly connected with the inside of the sampling tube 22 in a penetrating manner, the extraction tube 23 is made of the same material as the connecting plate 1, a driving component 24 is arranged outside the sampling tube 22, a traction plate 25 is movably connected inside the inner cavity 21, a screw rod 26 is connected with the inside of the traction plate 25 in a penetrating manner, the outer surface of the screw rod 26 is rotatably connected with the inside of the connecting plate 1, a traction motor 27 is fixedly connected with the inner wall of the inner cavity 21, the traction motor 27 is made of a servo motor and electrically connected with an external control circuit, the output end of the traction motor 27 is fixedly connected with one end of the screw rod 26, a piston rod 28 is fixedly connected with the outer surface of the traction plate 25 in a penetrating manner, the outer surface of the piston rod 28 is slidably connected with the inside of the sampling tube 22, the sampling tube 28, a piston rod is fixedly connected with the inner surface of the extraction tube 23, a piston plate 29, a sliding rod 244 is made of a sliding material, a sliding rod 244 is connected with a sliding rod 244, a sliding material of a sliding rod 244 is welded connection rod 244, and a sliding connection rod 244 is connected with a sliding connection rod 244, the outer surface of a sliding rod 241, the sampling rod 244, the sampling rod is connected with a sliding rod 241, the outer surface of a sliding rod 244, one end of two connecting rods 242 all is connected with the outer fixed surface of even board 1, the outside fixedly connected with plectane 245 of rotating motor 244, the turn trough 246 has been seted up to the surface of plectane 245, the internal surface swing joint of turn trough 246 has the commentaries on classics piece 247, the cross section of commentaries on classics trough 246 and commentaries on classics piece 247 all is the dovetail, stability in order to strengthen the connection, plectane 245 and commentaries on classics piece 247 all adopt corrosion-resistant, wear-resistant material to make simultaneously, the surface of commentaries on classics piece 247 and the one end fixed connection of connecting rod 242.

And those not described in detail in this specification are well within the skill of the art.

During operation, the flexible end of hydraulic stem 241 stretches out, can drive even board 1 through rotating motor 244 and go up and down, make even board 1 vertical get into the positive pole thick liquids inside, piston rod 28 and extracting tube 23 are connected, the mixture of different liquid level thick liquids has been avoided, traction motor 27 drives lead screw 26 and rotates simultaneously, threaded connection through lead screw 26 and traction plate 25, make traction plate 26 drive piston rod 28 motion, and make piston plate 29 move in extracting tube 22, piston rod 28 motion breaks away from and is connected with extracting tube 23, thereby utilize the negative pressure, make different liquid level thick liquids pass through extracting tube 23 and get into inside sampling tube 22, reach the purpose that the single obtained a plurality of different samples, hydraulic stem 241 flexible end withdrawal thereupon, take out even board 1 from the thick liquids, then rotate motor 244 and drive even board 1 and rotate, make even board 1 perpendicular with hydraulic stem 241, and make extracting tube 23 open orientation, then traction motor 27 counter-rotation, make piston plate 29 move in extracting tube 22, extrude the sample from inside sampling tube 22, then through collecting and marking, can unify all samples and detect.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 a anodal thick liquids quality testing automatic sampling device of cobalt-free lithium cell, includes even board (1), its characterized in that: a sampling mechanism (2) is arranged in the connecting plate (1);

the sampling mechanism (2) comprises an inner cavity (21), the inner cavity (21) is arranged in the connecting plate (1), a sampling tube (22) is arranged in the inner cavity (21), the outer surface of the sampling tube (22) is fixedly connected with the inner part of the connecting plate (1) in a penetrating way, an extraction pipe (23) is fixedly connected in the sampling pipe (22) in a penetrating way, a driving component (24) is arranged outside the sampling tube (22), a traction plate (25) is movably connected inside the inner cavity (21), a screw rod (26) is connected with the inner part of the traction plate (25) through a thread, the outer surface of the screw rod (26) is connected with the inside of the connecting plate (1) in a penetrating and rotating way, the inner wall of the inner cavity (21) is fixedly connected with a traction motor (27), the output end of the traction motor (27) is fixedly connected with one end of the screw rod (26), the outer surface of the traction plate (25) is fixedly connected with a piston rod (28), the outer surface of the piston rod (28) is connected with the inner part of the sampling tube (22) in a penetrating and sliding way, the outer surface of the piston rod (28) is connected with the inner part of the extraction pipe (23) in a sliding way, the outer surface of the piston rod (28) is fixedly connected with a piston plate (29), the outer surface of the piston plate (29) is connected with the inner wall of the sampling tube (22) in a sliding way.

2. The automatic sampling device for the quality detection of the cobalt-free lithium battery anode slurry according to claim 1, characterized in that: the driving assembly (24) comprises a hydraulic rod (241) and symmetrically arranged connecting rods (242), and a folded plate (243) is fixedly connected to one end of the hydraulic rod (241).

3. The automatic sampling device for the quality detection of the cobalt-free lithium battery anode slurry as claimed in claim 2, wherein: one end of each hydraulic rod (241) is fixedly connected with a rotating motor (244), and one end of each connecting rod (242) is fixedly connected with the outer surface of the connecting plate (1).

4. The automatic sampling device for the quality detection of the cobalt-free lithium battery anode slurry according to claim 3, characterized in that: a circular plate (245) is fixedly connected to the outside of the rotating motor (244), and a rotating groove (246) is formed in the outer surface of the circular plate (245).

5. The automatic sampling device for the quality detection of the cobalt-free lithium battery anode slurry as claimed in claim 4, wherein: the inner surface of the rotating groove (246) is movably connected with a rotating block (247), and the outer surface of the rotating block (247) is fixedly connected with one end of the connecting rod (242).