CN213364338U

CN213364338U - Airtight sampling device of lithium cell electrolyte

Info

Publication number: CN213364338U
Application number: CN202022184850.5U
Authority: CN
Inventors: 徐家闯; 杨飞; 董大远; 张志海
Original assignee: Henan Haihong Technology Co ltd
Current assignee: Henan Haihong Technology Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-04
Anticipated expiration: 2030-09-29

Abstract

The utility model relates to a lithium battery electrolyte sampling device technical field specifically discloses a lithium battery electrolyte's airtight sampling device, include the sealed bin of making by toughened glass, the opening part threaded connection at sealed bin top has sealed lid, the right side at sealed lid top is installed first material pump of inhaling, the top of sealed lid and the position department that is close to the middle part are fixed with the handle, the top of sealed lid and the position department that is close to the right side are equipped with the release valve, the top of sealed lid and the position department that is close to the left side intercommunication have the conveyer pipe; the utility model discloses a sealed bin, the first case of placing, the second of placing of design place the case, first material pump, the second is inhaled material pump and the design of the nevertheless loop bar structure of release valve, can effectually make this design possess simple structure, convenient to use, convenient to carry and the airtight effectual characteristics of sample in-process.

Description

Airtight sampling device of lithium cell electrolyte

Technical Field

The utility model relates to a lithium battery electrolyte sampling device technical field, concretely relates to airtight sampling device of lithium battery electrolyte.

Background

In the prior art, the electrolyte is mostly sampled directly in the air, the specific mode is that the electrolyte is firstly transferred to an open beaker and then transferred to a glove box for standby by the beaker, multiple persons are required to assist and operate simultaneously, the method is backward and complicated to operate, the electrolyte is easy to cause impurity pollution and moisture mixing due to long-time exposure in the air due to large area in the transfer process, the moisture mixing causes great harm to the quality of the lithium battery, and the trace moisture also causes serious influence on the quality of the lithium battery. Therefore, aiming at the problems existing in the mode of sampling the electrolyte in the prior art, a closed sampling device for the electrolyte of the lithium battery is designed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a lithium cell electrolyte's airtight sampling device, this design possess in the sample process the seal good, reduce the advantage that causes the influence to the quality of electrolyte, solved prior art when taking a sample the seal relatively poor, cause the problem of influence to the quality of electrolyte easily.

The utility model discloses a sealed sampling device of lithium battery electrolyte, which comprises a sealed storage box made of toughened glass, wherein the opening part at the top part of the sealed storage box is in threaded connection with a sealing cover, a first material suction pump is arranged at the right side of the top part of the sealed cover, a handle is fixed at the top part of the sealed cover and the position close to the middle part, a release valve is arranged at the top part of the sealed cover and the position close to the right side, the top part of the sealed cover and the position close to the left side are communicated with a conveying pipe, the conveying pipe is fixedly connected with a fixed frame on a pipe body away from one end of the sealed cover, the front side of the fixed frame is provided with an opening and closing door, a second material suction pump is arranged inside the frame body of the fixed frame, the bottom part at the left side of the sealed storage box is fixedly connected with a first placing box, the bottom part at, the bottom of the front face of the second placing box is connected with a second recovery box in a sliding mode along the longitudinal direction.

The utility model discloses a lithium battery electrolyte's airtight sampling device, wherein, the bottom of first suction pump is connected with first discharging pipe, the bottom of first suction pump and the position of keeping away from first discharging pipe are connected with first suction pipe, the bottom of first suction pipe runs through and extends to the inner chamber of sealed bin; the appearance of this design can be effectual extracts the inside electrolyte of sealed bin.

The utility model discloses a sealed sampling device of lithium battery electrolyte, wherein, the bottom of the second material suction pipe is connected with a connecting pipe by screw thread, and a connecting cover is movably sleeved on the surface of the body of the connecting pipe; the appearance of this design can guarantee that the bung hole can not receive the pollution when the second suction pump extracts the electrolyte in the electrolyte bucket.

The utility model discloses a closed sampling device of lithium battery electrolyte, wherein, the position department that the inner chamber of first place case and be close to the bottom has a baffle of integrated into one piece, and set up the draw-in groove that link up from top to bottom on this baffle, and the size of this draw-in groove and the size of solid fixed ring and second material absorption pipe are adapted, the bottom of draw-in groove is just to the top of first recovery box; the appearance of this design can carry out the block to fixed frame and fix to the electrolyte that the pipe dripped is inhaled to the second to the convenience is retrieved.

The utility model discloses a closed sampling device of lithium battery electrolyte, wherein, the position department that the inner chamber of second place the case and be close to the bottom also integrated into one piece has the baffle, and the top fixedly connected with fixed block of this baffle, the through-hole that link up from top to bottom is seted up at the inner chamber middle part of fixed block, the size of through-hole and the big or small looks adaptation of connecting pipe, the bottom of through-hole is just to the top of second recovery box; the appearance of this design can carry out the block to connecting pipe and connecting cover and fix, and the convenience is retrieved the electrolyte spare that drips from the connecting pipe simultaneously.

The utility model discloses a sealed sampling device of lithium battery electrolyte, wherein, the body of the conveying pipe and the body of the first discharging pipe are both provided with one-way valves; the electrolyte backflow can be effectively avoided due to the design.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a sealed bin of design, firstly place the case, the case is placed to the second, first material pump of inhaling, the second is inhaled the design of material pump and the nevertheless loop bar structure of snuffle valve, can effectually make this design possess simple structure, high durability and convenient use, convenient to carry and sample in-process airtight effectual characteristics, when using, can be effectual moisture in the isolated air, thereby avoid polluting the leading to the fact of electrolyte, airtight sampling device of electrolyte can directly shift with the butt joint of barreled electrolyte, can select according to how much of quantity and need extract the capacity in the sealed bin, and the device clearance convenience after using, both can guarantee the quality of electrolyte, the waste of electrolyte has been reduced again, the research and development cost is practiced thrift, the smooth of lithium ion battery experiment is ensured goes on.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic front sectional view of the fixing frame of the present invention being placed back in the first placing box and the connecting pipe being placed back in the second placing box;

fig. 3 is a schematic front view of the present invention;

fig. 4 is a schematic top view of the connection cover of the present invention.

In the figure: 1. sealing the storage box; 2. a sealing cover; 3. a first holding box; 301. a card slot; 4. a second holding box; 401. a fixed block; 402. a through hole; 5. a first sorption pump; 501. a first material suction pipe; 502. a first discharge pipe; 6. a fixing frame; 7. a second suction pump; 701. a second material suction pipe; 702. a fixing ring; 703. a second discharge pipe; 8. a delivery pipe; 9. a handle; 10. a first recovery box; 11. a second recovery box; 12. a connecting pipe; 13. a connecting cover; 14. a one-way valve; 15. an air release valve.

Detailed Description

The following description discloses several embodiments of the present invention with reference to the drawings:

example 1: referring to fig. 1-4, the utility model discloses a sealed sampling device for lithium battery electrolyte, which comprises a sealed storage box 1 made of toughened glass, a sealing cover 2 is connected with the opening of the top of the sealed storage box 1 through screw threads, a first material suction pump 5 is installed on the right side of the top of the sealing cover 2, a handle 9 is fixed on the top of the sealing cover 2 near the middle part, a release valve 15 is arranged on the top of the sealing cover 2 near the right side, a delivery pipe 8 is communicated with the top of the sealing cover 2 near the left side, a fixed frame 6 is fixedly connected on the pipe body of the delivery pipe 8 far away from one end of the sealing cover 2, an opening and closing door is arranged on the front side of the fixed frame 6, a second material suction pump 7 is installed inside the frame body of the fixed frame 6, a first placing box 3 is fixedly connected with the bottom of the left side of the, the first recovery box 10 is connected to the front bottom of the first placing box 3 in a longitudinal sliding manner, and the second recovery box 11 is connected to the front bottom of the second placing box 4 in a longitudinal sliding manner.

The difference between example 2 and example 1 is: the bottom of the first sucking pump 5 is connected with a first discharge pipe 502, the bottom of the first sucking pump 5 and a position far away from the first discharge pipe 502 are connected with a first sucking pipe 501, and the bottom of the first sucking pipe 501 penetrates through and extends to an inner cavity of the sealed storage tank 1; the appearance of this design can be effectual extracts the inside electrolyte of sealed bin 1.

The difference between example 3 and example 2 is: the bottom of the second material suction pump 7 is connected with a second material discharge pipe 703, the material discharge end of the second material discharge pipe 703 is connected with the material feed end of the conveying pipe 8, the bottom of the second material suction pump 7 and the position far away from the second material discharge pipe 703 are connected with a second material suction pipe 701, the bottom of the second material suction pipe 701 penetrates out of the fixed frame 6 and is fixedly sleeved with a fixed ring 702, and the top of the fixed ring 702 is fixed at the bottom of the fixed frame 6; the appearance of this design can be effectual carries out stable connection to the second through fixed frame 6 to the second material pump 7 is inhaled to the convenient case 3 is placed at the first with fixed frame 6 and second material pump 7 of placing.

The difference between example 4 and example 3 is: the bottom of the second material suction pipe 701 is in threaded connection with a connecting pipe 12, and a connecting cover 13 is movably sleeved on the surface of the pipe body of the connecting pipe 12; the appearance of this design can guarantee that the bung hole can not receive the pollution when the second suction pump 7 is extracting the electrolyte in the electrolyte bucket.

The difference between example 5 and example 4 is: a partition plate is integrally formed in the position, close to the bottom, of the inner cavity of the first placing box 3, a clamping groove 301 which is communicated up and down is formed in the partition plate, the size of the clamping groove 301 is matched with that of the fixing ring 702 and the second material sucking pipe 701, and the bottom of the clamping groove 301 is right opposite to the upper side of the first recovery box 10; the appearance of this design can carry out the block to fixed frame 6 and fix to the electrolyte that the pipe 701 drips is inhaled to the second to the convenience is retrieved.

The difference between example 6 and example 5 is: a partition plate is integrally formed in the position, close to the bottom, of the inner cavity of the second placing box 4, a fixing block 401 is fixedly connected to the top of the partition plate, a through hole 402 which is vertically communicated is formed in the middle of the inner cavity of the fixing block 401, the size of the through hole 402 is matched with that of the connecting pipe 12, and the bottom of the through hole 402 is right above the second recovery box 11; the appearance of this design can carry out the block to connecting pipe 12 and connecting lid 13 and fix, conveniently retrieves the electrolyte spare that drips from connecting pipe 12 simultaneously.

The difference between example 7 and example 6 is: the pipe body of the conveying pipe 8 and the pipe body of the first discharging pipe 502 are both provided with one-way valves 14; the electrolyte backflow can be effectively avoided due to the design.

In use the utility model discloses the time (theory of operation), the staff can mention at first that handle 9 shifts the device to barreled electrolyte by, then from first placing case 3 and take out fixed frame 6, and then drive the second and inhale material pump 7 and remove, then place case 4 from the second and take out connecting pipe 12 and connecting cover 13, and inhale the bottom of material pipe 701 with the top threaded connection of connecting pipe 12 at the second, then insert the bung hole of the staving that is equipped with electrolyte with connecting pipe 12, and can downwards sliding connection lid 13, make connecting cover 13 lid close on the bung hole, play and use connecting cover 13 to shelter from the effect of protection to the bung hole, avoid the dust, water stain contacts the bung hole, then the staff can start second and inhale material pump 7, utilize the second to inhale material pump 7 and take out sealed bin 1 with the electrolyte in the staving, in the suction process, thereby the capacity of the inside electrolyte of staff permeable sealed bin 1 is observed (toward pouring electrolyte into sealed bin 1 and toward outside When electrolyte is taken out to the face, the staff can be suitable open snuffle valve 15, thereby balanced sealed bin 1 inside pressure), the back finishes in the sample, the staff can close the second and inhale material pump 7, and take off connecting pipe 12 and connect lid 13 and place back to the second and place case 4, and remaining electrolyte can directly drip to in the second retrieves box 11 in connecting pipe 12, make things convenient for the recovery in later stage, then put back fixed frame 6 in first placing case 3 again, and make solid fixed ring 702 arrange in the draw-in groove 301, and inhale the electrolyte that drips from the second and expect that pipe 701 bottom can directly drip in first recovery box 10, make things convenient for the recovery in later stage, then the staff can take the handle 9 of holding between the fingers and carry away whole device to the operating point

When the electrolyte stored in the sealed storage tank 1 needs to be used, a worker can start the first suction pump 5, so that the electrolyte stored in the sealed storage tank 1 is extracted by the first suction pump 5, and the electrolyte extracted by the first suction pump 5 is discharged through the first discharge pipe 502;

this device is at the whole in-process that extracts electrolyte and discharge electrolyte, all effectually avoided the contact of electrolyte with foreign impurities such as air and dust, has reduced the possibility that electrolyte received the pollution, has improved the quality of electrolyte.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a lithium battery electrolyte's airtight sampling device, includes sealed bin (1) of being made by toughened glass, its characterized in that: the opening part at the top of the sealed storage box (1) is in threaded connection with a sealed cover (2), a first material suction pump (5) is installed on the right side of the top of the sealed cover (2), a handle (9) is fixed at the top of the sealed cover (2) and close to the position at the middle part, a release valve (15) is arranged at the top of the sealed cover (2) and close to the position at the right side, a conveying pipe (8) is communicated at the top of the sealed cover (2) and close to the left position, a fixed frame (6) is fixedly connected to the pipe body of one end of the sealed cover (2) far away from the conveying pipe (8), an opening and closing door is arranged on the front side of the fixed frame (6), a second material suction pump (7) is installed inside the frame body of the fixed frame (6), a first box (3) is placed at the left bottom of the sealed storage box (1), and, the bottom of the front surface of the first placing box (3) is connected with a first recovery box (10) in a longitudinal sliding mode, and the bottom of the front surface of the second placing box (4) is connected with a second recovery box (11) in a longitudinal sliding mode.

2. The sealed sampling device of lithium battery electrolyte as claimed in claim 1, wherein: the bottom of first material suction pump (5) is connected with first discharging pipe (502), the bottom of first material suction pump (5) and the position of keeping away from first discharging pipe (502) are connected with first material suction pipe (501), the inner chamber of sealed storage tank (1) is run through and extends to in the bottom of first material suction pipe (501).

3. The sealed sampling device of lithium battery electrolyte as claimed in claim 2, wherein: the bottom that material pump (7) was inhaled to the second is connected with second discharging pipe (703), the discharge end of second discharging pipe (703) is connected with the feed end of conveyer pipe (8), the position that the bottom of material pump (7) was inhaled to the second and kept away from second discharging pipe (703) is connected with the second and inhales material pipe (701), the bottom that material pipe (701) was inhaled to the second runs through out fixed frame (6) and fixed cover is equipped with solid fixed ring (702), the bottom at fixed frame (6) is fixed at the top of solid fixed ring (702).

4. A sealed sampling device for lithium battery electrolyte as claimed in claim 3, characterized in that: the bottom of the second material suction pipe (701) is in threaded connection with a connecting pipe (12), and a connecting cover (13) is movably sleeved on the surface of the pipe body of the connecting pipe (12).

5. The sealed sampling device for lithium battery electrolyte according to claim 4, characterized in that: the first inner chamber of placing case (3) and the position department integrated into one piece that is close to the bottom have a baffle, and offer draw-in groove (301) that link up from top to bottom on this baffle, and the size of this draw-in groove (301) and solid fixed ring (702) and the size looks adaptation of second material suction pipe (701), the bottom of draw-in groove (301) is just to the top of first recovery box (10).

6. The sealed sampling device of lithium battery electrolyte as claimed in claim 5, wherein: the inner chamber of case (4) is placed to the second and the position department that is close to the bottom also integrated into one piece has the baffle, and the top fixedly connected with fixed block (401) of this baffle, through-hole (402) that link up from top to bottom are seted up at the inner chamber middle part of fixed block (401), the size of through-hole (402) and the size looks adaptation of connecting pipe (12), the bottom of through-hole (402) is just to the top of second recovery box (11).

7. The sealed sampling device of lithium battery electrolyte as claimed in claim 6, wherein: and the pipe body of the conveying pipe (8) and the pipe body of the first discharging pipe (502) are respectively provided with a one-way valve (14).