CN211235596U - Electrochemical reaction device for X-ray in-situ imaging system - Google Patents
Electrochemical reaction device for X-ray in-situ imaging system Download PDFInfo
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- CN211235596U CN211235596U CN201921796004.XU CN201921796004U CN211235596U CN 211235596 U CN211235596 U CN 211235596U CN 201921796004 U CN201921796004 U CN 201921796004U CN 211235596 U CN211235596 U CN 211235596U
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- screw rod
- casing body
- main casing
- recess
- electrochemical reaction
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Abstract
The utility model belongs to the technical field of normal position electrochemical reaction pond and normal position test technique and specifically relates to an electrochemical reaction device for X ray normal position imaging system, including the main casing body, go up screw rod, lower screw rod and electrode subassembly, main internal portion of casing is equipped with the recess, just go up the screw rod with recess lateral wall threaded connection, the screw rod includes screw rod portion and nut portion down, wherein nut portion locates in the recess, screw rod portion and main internal portion threaded connection pass main casing body bottom, and electrode subassembly is arranged in and locate in the recess between the nut portion of screw rod and lower screw rod, it is equipped with the lead wire to go up the screw rod upside, the part that the screw rod portion of screw rod is located outside the main casing body is equipped with down the lead wire down. The utility model discloses can guarantee to obtain the high-resolution of sample structure, high quality image to can observe the appearance structure change of electrode material or lithium metal negative pole in real time normal position, and simple to operate, easy operation, the portability is strong.
Description
Technical Field
The utility model belongs to the technical field of normal position electrochemical reaction pond and normal position test technique and specifically relates to an electrochemical reaction device for X ray normal position imaging system.
Background
With the continuous expansion of the application range of lithium ion batteries, the requirements on energy density, cycle life and safety factor are higher and higher, and development of alloy high-specific-capacity materials or lithium metal as a negative electrode material is urgently needed, but the volume change of the materials is large, and the change of the morphology structure is severe in the charging and discharging process, so that development of advanced in-situ characterization and imaging testing technologies is needed to realize nondestructive, real-time and three-dimensional full-field research. In the prior art, a semi-in-situ means is mostly adopted, and the electrode pole piece is obtained by disassembling the battery in different discharge states for testing, so that the method is time-consuming, and the secondary damage of the material appearance and structure is easily caused by the reaction with water and oxygen molecules in the disassembling process. If the X-ray imaging system and the battery charging and discharging instrument can be used together, the shape structure change of the electrode material or the lithium metal cathode can be observed in situ in real time, and further powerful theoretical support is provided for improving the performance of the lithium ion battery.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electrochemical reaction device for X ray normal position imaging system can guarantee to obtain high-resolution, the high quality image of sample structure to can observe the appearance structure change of electrode material or lithium metal negative pole in real time normal position, and simple to operate, easy operation, the portability is strong.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides an electrochemical reaction device for X ray normal position imaging system, includes the main casing body, goes up the screw rod, screw rod and electrode subassembly down, the main casing internal portion is equipped with the recess, just go up the screw rod with recess lateral wall threaded connection, the screw rod includes screw rod portion and nut portion down, wherein nut portion locates in the recess, screw rod portion and main casing body threaded connection pass main casing body bottom, and electrode subassembly is arranged in the recess and between the nut portion of locating last screw rod lower extreme and screw rod down, it is equipped with the lead wire to go up the screw rod upside, the part that the screw rod portion of screw rod is located outside the main casing body is equipped with down the lead wire down.
Go up the screw rod outside cover and be equipped with the gland, just the gland with be equipped with first sealing washer between the main casing body.
And a second sealing ring is arranged between the screw cap part of the lower screw rod and the bottom surface of the groove of the main shell.
And a pressing platform is arranged on the lower side of the upper screw rod and abuts against the electrode assembly.
And a through hole for injecting electrolyte is formed in the upper screw rod.
The utility model discloses an advantage does with positive effect:
1. the utility model discloses arrange the sample in the recess of the main casing body to through the fixed electrode subassembly of the nut portion of last screw rod and lower screw rod, guarantee that each part of electrode subassembly is stable to be contacted, and because the main casing body adopts the material of being low to the X ray absorption rate to make, X ray can pass the subject object can guarantee to obtain high-resolution, the high quality image of sample structure, and can observe the appearance structure change of electrode material or lithium metal negative pole in real time normal position, and then provide powerful theoretical support for lithium ion battery performance promotion.
2. The utility model discloses a screw rod portion of screw rod is installed and is realized 360 rotations on X ray normal position imaging system's revolving stage down, effectively prevents the emergence of imaging scanning in-process creep.
3. The utility model is simple in operation convenient, and the volume is less, and the portability is strong, can use on the X ray normal position imaging system of different models.
Drawings
Figure 1 is a schematic view of the present invention,
figure 2 is a cross-sectional view of the invention of figure 1,
fig. 3 is a schematic view of the working state of the present invention.
Wherein, 1 is a main shell, 2 is an upper screw rod, 201 is a pressing platform, 202 is a through hole, 3 is a lower screw rod, 301 is a screw rod part, 302 is a screw cap part, 4 is an upper lead, 5 is a lower lead, 6 is a first sealing ring, 7 is a second sealing ring, 8 is an electrode material A,9 is a diaphragm, 10 is an electrode material B, and 11 is a pressing cover.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-3, the utility model discloses a main casing body 1, last screw rod 2, lower screw rod 3 and electrode subassembly, main casing body 1 is inside to be equipped with the recess, just go up screw rod 2 with recess lateral wall threaded connection, the transversal T type of personally submitting of lower screw rod 3, it includes screw rod portion 301 and nut portion 302, wherein nut portion 302 is arranged in the recess, screw rod portion 301 passes downwards main casing body 1 bottom, just screw rod portion 301 with main casing body 1 threaded connection, electrode subassembly are arranged in just locate in the recess between screw rod 2 and the nut portion 302 of lower screw rod 3, 2 upsides of last screw rod are equipped with down lead wire 4, the part that screw rod portion 301 of lower screw rod 3 is located main casing body 1 is equipped with down lead wire 5. In this embodiment, the main housing 1 is made of a polyetheretherketone material having a low X-ray absorption rate, which can ensure that the device has good hardness and strength, and simultaneously has excellent ray penetration capability, so as to realize in-situ electrochemical reaction and observation of a sample irradiation process, and the upper screw 2 and the lower screw 3 are made of stainless steel.
As shown in fig. 2, a gland 11 is sleeved outside the upper screw rod 2, the gland 11 is in threaded connection with the upper screw rod 2, and a first sealing ring 6 is arranged between the gland 11 and the main casing body 1 to ensure the internal sealing of the main casing body 1.
As shown in fig. 2, a second sealing ring 7 is provided between the nut portion 302 of the lower screw rod 3 and the bottom surface of the groove of the main housing 1 for ensuring the internal sealing of the main housing 1.
As shown in fig. 2, a through hole 202 is formed in the upper screw rod 2 for injecting electrolyte, and after the electrolyte is injected, the through hole 202 is plugged by a sealant to ensure that the interior of the main housing 1 is sealed.
As shown in fig. 2, the electrode assembly includes an electrode material A8, a separator 9, and an electrode material B10, the separator 9 is disposed between the electrode material A8 and the electrode material B10, a side of the electrode material A8 away from the separator 9 abuts against the upper screw 2, and a side of the electrode material B10 away from the separator 9 abuts against the nut portion 302 of the lower screw 3. The electrode material A8, the diaphragm 9 and the electrode material B10 are all known in the art.
As shown in fig. 2, a pressing table 201 having a smooth cylindrical shape is provided on the lower side of the upper screw 2, and the pressing table 201 abuts against the electrode material A8 in the electrode assembly.
The utility model discloses a theory of operation does:
when the utility model is assembled, the second sealing ring 7 is firstly put into the groove in the main shell 1, then the lower screw 3 is put into the groove of the main shell 1, the lower screw 3 is screwed to enable the screw part 301 of the lower screw 3 to pass through the bottom of the main shell 1, finally the screw cap part 302 of the lower screw 3 is contacted with the bottom surface of the groove, the lower screw 3 is fixed by the screw thread contact of the screw part 301 and the main shell 1, meanwhile, the screw cap part 302 of the lower screw 3 is sealed with the bottom surface of the groove by the second sealing ring 7, then the electrode component parts are sequentially put on the screw cap part 302 of the lower screw 3, the upper screw 2 is screwed into the groove of the main shell 1 until the pressure table 201 at the lower side of the upper screw 2 is contacted with the electrode component, the upper screw 2 is fixed by the thread connection with the side wall of the groove of the main shell 1, and the upper screw 2 applies proper, the stable contact of each part of electrode subassembly is guaranteed, and electrolyte adopts the syringe to pour into the recess of main casing body 1 into from through-hole 202 on the upper screw 2 into, and the electrolyte is poured into and is ended the back and is stopped up through sealed glue through hole 202, then overlaps in proper order first sealing washer 6 and gland 11 and lie in the part of main casing body 1 at upper screw 2, and wherein gland 11 and upper screw 2 are threaded connection, rotate gland 11 until compressing tightly first sealing washer 6, guarantee main casing body 1 internal seal.
As shown in fig. 3, the utility model discloses during operation, 3 parts of lower screw rod are installed perpendicularly on X ray normal position imaging system's revolving stage and are realized 360 rotations, and go up lead wire 4 and down lead wire 5 and be connected with the charge-discharge appearance respectively and realize for the electrode subassembly circular telegram, because main casing body 1 adopts the polyetheretherketone material low to the X ray absorption rate to make, and the X ray can pass subject 1 can guarantee to obtain the high resolution of sample structure, high quality image to can observe the appearance structure change of electrode material or lithium metal negative pole in real time normal position, and then provide powerful theoretical support for the improvement of lithium ion battery performance.
Claims (5)
1. An electrochemical reaction device for an X-ray in-situ imaging system, characterized in that: including main casing body (1), last screw rod (2), lower screw rod (3) and electrode subassembly, main casing body (1) inside is equipped with the recess, just go up screw rod (2) with recess lateral wall threaded connection, screw rod (3) include screw rod portion (301) and nut portion (302) down, wherein nut portion (302) are arranged in the recess, screw rod portion (301) and main casing body (1) threaded connection pass main casing body (1) bottom, and electrode subassembly is arranged in the recess and locate between screw rod (2) lower extreme and the nut portion (302) of lower screw rod (3), it is equipped with down lead wire (4) to go up screw rod (2) upside, the part that screw rod portion (301) of lower screw rod (3) are located main casing body (1) is equipped with down lead wire (5).
2. The electrochemical reaction device for an X-ray in-situ imaging system according to claim 1, characterized in that: go up screw rod (2) outside cover and be equipped with gland (11), just gland (11) with be equipped with first sealing washer (6) between main casing body (1).
3. The electrochemical reaction device for an X-ray in-situ imaging system according to claim 1, characterized in that: and a second sealing ring (7) is arranged between the screw cap part (302) of the lower screw (3) and the bottom surface of the groove of the main shell (1).
4. The electrochemical reaction device for an X-ray in-situ imaging system according to claim 1, characterized in that: the lower side of the upper screw rod (2) is provided with a pressing platform (201), and the pressing platform (201) is abutted to the electrode assembly.
5. The electrochemical reaction device for an X-ray in-situ imaging system according to claim 1, characterized in that: and a through hole (202) for injecting electrolyte is arranged in the upper screw rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921796004.XU CN211235596U (en) | 2019-10-24 | 2019-10-24 | Electrochemical reaction device for X-ray in-situ imaging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921796004.XU CN211235596U (en) | 2019-10-24 | 2019-10-24 | Electrochemical reaction device for X-ray in-situ imaging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211235596U true CN211235596U (en) | 2020-08-11 |
Family
ID=71930662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921796004.XU Expired - Fee Related CN211235596U (en) | 2019-10-24 | 2019-10-24 | Electrochemical reaction device for X-ray in-situ imaging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211235596U (en) |
-
2019
- 2019-10-24 CN CN201921796004.XU patent/CN211235596U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 Termination date: 20211024 |