CN210052792U - Structure capable of simultaneously injecting liquid during vacuum pumping - Google Patents
Structure capable of simultaneously injecting liquid during vacuum pumping Download PDFInfo
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- CN210052792U CN210052792U CN201921265158.6U CN201921265158U CN210052792U CN 210052792 U CN210052792 U CN 210052792U CN 201921265158 U CN201921265158 U CN 201921265158U CN 210052792 U CN210052792 U CN 210052792U
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- cup body
- vacuum pumping
- lower cup
- liquid
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a structure capable of injecting liquid during vacuum pumping, a frame guard plate slides relative to a mounting plate frame through a slide rail; the automatic vacuum pumping liquid injection mechanism comprises two liquid injection cup groups which are arranged in parallel; annotate liquid cup group includes: an upper cup body and a lower cup body; a sealing rod which can float up and down to realize the on-off of an outlet of the upper cup body is arranged in the upper cup body; the upper floating sleeve at the outlet of the upper cup body extends out along with the pneumatic power and is butted with a buffer mouth of the lower cup body; the lower cup body comprises a one-way valve connected with the buffering mouth; a siphon elbow component communicated with the outlet of the lower cup body is arranged in the lower cup body; the siphon elbow includes: a suction end higher than the outlet of the lower cup body and a communicating part higher than the suction end; the inner bottom surface of the lower cup body is in a rotary conical surface shape and is provided with a depressed area matched with the suction end. The double-cup structure is creatively adopted, so that gas-liquid separation can be realized, the double-cup structure can be used for vacuum pumping and edge-pressing liquid injection when the double-cup structure contacts a battery, and the electrolyte is sucked into the battery through a siphon effect after the vacuum meets the requirement.
Description
Technical Field
The utility model relates to a battery annotates liquid machine structure field, especially relates to a structure that can annotate liquid simultaneously when the evacuation.
Background
The electrolyte injection refers to a process of injecting the liquid electrolyte into the battery from the electrolyte injection port by controlling the amount and injection time of the liquid electrolyte. The common electrolyte injection methods are mainly classified into two types, one is to inject electrolyte directly through an electrolyte injection hole (the most mainstream method), and the other is to put the battery into electrolyte to allow the electrolyte to permeate into the battery. In the process of liquid injection, the liquid injection system is mainly influenced by two factors of the liquid injection system and the system pressure. The system pressure can affect the processes of battery liquid injection preparation, liquid injection, infiltration before sealing, infiltration after sealing and the like, and the system pressure is the most important influencing factor in the liquid injection and infiltration processes of the battery system.
Along with the requirements of people on production efficiency and product quality are higher and higher, many people can not meet the liquid injection mode of low-efficiency fruits, but can not solve the problems of liquid injection vacuumizing, liquid backflow vacuumizing tube, battery crushing during liquid injection and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a structure that can annotate liquid simultaneously when the evacuation, can solve the battery evacuation and annotate the unable problem of going on in step of liquid.
In order to solve the technical problem, the utility model discloses a technical scheme be: the structure capable of injecting liquid during vacuum pumping comprises an automatic vacuum pumping liquid injection mechanism arranged on a frame guard plate; the frame guard plate and the mounting plate frame generate vertical relative sliding through the sliding rail. Automatic liquid mechanism is annotated in evacuation includes two notes liquid cup groups that set up side by side, and every notes liquid cup group is including relatively fixed: an upper cup body and a lower cup body; a sealing rod which can float up and down to realize the on-off of an outlet of the upper cup body is arranged in the upper cup body; the upper cup body outlet is sleeved with a buffer mouth which extends out along with the pneumatic power and then is butted with the lower cup body. Still include a check valve who is connected with the buffering mouth on the lower cup, the intercommunication of two bodies can be realized with the check valve butt joint to the buffering mouth. Be provided with the siphon return bend subassembly of cup export under the intercommunication in the lower cup, this siphon return bend includes: a suction end higher than the outlet of the lower cup body and a communicating part higher than the suction end, and the electrolyte can be injected into the cell by utilizing the siphon principle and the overflow of the residual liquid can be controlled. The inside bottom surface of lower cup is the conical surface form of gyration, and offers the depressed area of cooperation suction end on the bottom surface of inside, and the suction end keeps flowing clearance with the bottom surface of depressed area, and electrolyte can be in the continuous circulation notes liquid is to the battery like this.
Preferably, the siphon elbow assembly includes one suction port and may also include four suction ports.
Preferably, the siphon elbow assembly includes a discharge end; the discharge end is connected with the outlet of the lower cup body; the suction end and the discharge end are both connected to the communicating portion.
Preferably, the upper end of the sealing rod is connected to a first cylinder which pushes the sealing rod to be vertically displaced.
Preferably, a bracket for mounting the buffering nozzle is arranged between the upper cup body and the lower cup body, and a guide rod which vertically slides is matched on the bracket through a guide sleeve; the lower end of the guide rod is provided with the buffer nozzle through a fixing plate; the fixed plate is pushed and pulled vertically by a second cylinder fixed on the bracket.
Preferably, the slide rail arranged along the vertical direction is installed on the back surface of the frame guard plate; the mounting plate frame is provided with a guide groove matched with the slide rail; relative movement between the frame guard plate and the mounting plate frame is achieved through a third air cylinder.
Preferably, the frame guard plate is also provided with an air-electricity distribution box for arranging circuits and air pipes.
The utility model has the advantages that: the utility model discloses a structure of annotating liquid when evacuation can be simultaneously pointed out, it has following advantage:
1. the double-cup structure is creatively adopted, so that gas-liquid separation can be realized, the double-cup structure can be used for vacuum pumping and edge-pressing liquid injection when the double-cup structure contacts a battery, and the electrolyte is sucked into the battery through a siphon effect after the vacuum meets the requirement.
2. The device can be used for side vacuumizing and side pressing liquid injection during battery contact, electrolyte is sucked into the battery through a siphon effect after vacuum meets requirements, and the battery is prevented from being crushed through the lower buffering device.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced 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 the drawings without creative efforts:
FIG. 1 is a schematic structural view of the present invention, which can be used for filling liquid during vacuum-pumping;
FIG. 2 is a sectional view of a structure in which liquid injection can be performed simultaneously when vacuum is applied;
FIG. 3 is an enlarged view of a portion of FIG. 2 at B;
FIG. 4 is an enlarged view of a portion of FIG. 2 at C;
FIG. 5 is a side view of a structure that can be simultaneously filled with liquid while a vacuum is being pulled;
fig. 6 is an enlarged partial view of a four-tube siphon structure.
Wherein, 1, a frame guard plate; 2. installing a plate frame; 3. a third cylinder; 4. an upper cup body; 5. a lower cup body; 6. a first cylinder; 7. a buffer nozzle; 8. a fixing plate; 9. a second cylinder; 10. a support; 11. a slide rail; 12. a guide sleeve; 13. a guide bar; 14. a one-way valve; 15. a liquid injection nozzle; 16. a suction end; 17. a discharge end; 18. conical surface shape; 19. a recessed region; 20. a gas-electric junction box; 21. and (4) sealing the rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but 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 belong to the protection scope of the present invention.
Referring to fig. 1 to 6, an embodiment of the present invention includes:
a structure capable of injecting liquid during vacuumizing simultaneously comprises an automatic vacuumizing liquid injection mechanism arranged on a frame guard plate. Wherein, the back of frame backplate 1 installs along the slide rail 11 of vertical direction setting, is provided with the guide slot of cooperation slide rail 11 on the installation grillage 2. Frame backplate 1 and installation grillage 2 are fixed respectively on the piston rod and the cylinder body of third cylinder 3, consequently realize the vertical slip between frame backplate 1 and the installation grillage 2 through third cylinder 3.
Automatic liquid mechanism is annotated in evacuation is including annotating liquid cup group by two that set up side by side, and every annotates liquid cup group including fixing on the frame backplate: an upper cup body 4 and a lower cup body 5. A sealing rod 21 is arranged in the upper cup body 4, the upper end of the sealing rod 21 is connected to the first air cylinder 6, and the first air cylinder 6 pushes the sealing rod 21 to vertically displace. Therefore, the sealing rod 21 can float up and down in the axial direction to open and close the outlet of the upper cup body. The upper cup body outlet is provided with a floating sleeve which is provided with a buffer mouth 7 which extends out along with the air pressure power and is butted with the lower cup body, the buffer mouth 7 is installed by a fixing plate 8, and the fixing plate 8 is pushed by a second air cylinder 9 which vertically stretches out and draws back. The concrete structure is as follows: a bracket 10 is arranged on a frame guard plate, and the bracket 10 is arranged between the upper cup body 4 and the lower cup body 5. The bracket 10 is matched with a guide rod 13 which vertically slides through a guide sleeve 12, and the lower end of the guide rod 13 is provided with a buffer nozzle 7 through a fixing plate 8. The second cylinder 9 is fixed on the bracket 10, and simultaneously the second cylinder 9 vertically pushes and pulls the fixing plate 8.
The lower cup body 5 also comprises a one-way valve 14 connected with the buffering nozzle 7, and the buffering nozzle 7 is butted with the one-way valve 14 to realize the communication of the two bodies. A siphon elbow component communicated with the outlet of the lower cup body is arranged in the lower cup body 5, and a liquid injection nozzle 15 is arranged on the outlet of the lower cup body. This siphon return bend includes: a suction end 16 higher than the outlet of the lower cup body and a communicating part higher than the suction end, and electrolyte can be injected into the cell by utilizing the siphon principle and the overflow of residual liquid can be controlled. The siphon elbow assembly comprises one siphon elbow and can also comprise four siphon elbows. If a siphon trap is used in the siphon trap group, i.e. a suction end 16 and a discharge end 17, the siphon trap is arranged in an inverted U-shape. If four siphon bends are used, four suction ports 16 and one discharge port 17 are connected in a single communication portion between the suction ports 16 and the discharge port 17. By adopting the 4-tube structure, the siphon reaction speed is improved, the liquid injection efficiency is increased, the residue in the cup is reduced, and the cup has more advantages.
The bottom surface of the inner part of the lower cup body is in a rotary conical surface shape 18, a concave area 19 matched with the suction end is formed in the bottom surface of the inner part, and a flowing gap is kept between the suction end and the bottom surface of the concave area 19, so that the electrolyte can be continuously circulated and injected into the battery, and the injection flow rate can be stabilized.
The frame guard plate 1 is also provided with an pneumoelectric junction box 20 for arranging circuits and air pipes.
Based on the structure, the utility model discloses a theory of operation:
(1) the whole vacuumizing liquid injection device is vertically fixed on the mounting plate frame 1;
(2) the whole vacuumizing liquid injection device is pressed down under the action of the third cylinder 3;
(3) the liquid injection nozzle 15 of the lower cup body 5 acts on the battery, the buffer nozzle 7 is communicated with the two cup bodies, a vacuumizing path or a liquid injection path is communicated through the movement of the sealing rod 21, and the lower cup body is placed after liquid injection;
(4) then the third cylinder 3 is lifted, and the residual liquid receiving mechanism starts to receive residual liquid and is cleaned.
In summary, after the automatic vacuum-pumping liquid-injecting mechanism is pressed down, the battery is vacuumized before formal liquid injection or vacuumized after liquid injection or simultaneously; because the siphon structure in the cup body under the automatic vacuum pumping liquid injection mechanism can ensure that liquid which is not injected completely in the cup can not flow out from the cup mouth in the rising stage after liquid injection is completed, and the lower part is kept clean. Because the cup bodies are all independent pressing plates, the cup bodies can be taken out in batches respectively without influencing other stations, the maintenance efficiency in fault is accelerated, all the cup bodies can be taken out and maintained independently, and the installation and the disassembly are simple and convenient. Because the cup body special structure under the automatic evacuation notes liquid mechanism has simplified and has connect the raffinate function, the cost is reduced has improved equipment utilization ratio for annotate the liquid finish time. When the cylinder descends, the over-pressure buffer is additionally arranged, so that the battery can be prevented from being damaged by pressure, the yield of the battery is improved, the electrolyte is prevented from corroding equipment, and the maintenance cost is reduced.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (8)
1. A structure capable of injecting liquid during vacuum pumping simultaneously comprises an automatic vacuum pumping liquid injection mechanism arranged on a frame guard plate; the method is characterized in that: the rack guard plate and the mounting plate frame slide relative to each other in the vertical direction through the slide rail; the automatic vacuumizing liquid injection mechanism comprises two liquid injection cup groups which are arranged in parallel; the liquid injection cup group comprises: an upper cup body and a lower cup body; a sealing rod which can float up and down to realize the on-off of an outlet of the upper cup body is arranged in the upper cup body; a buffer mouth which extends out along with the pneumatic power and is butted with the lower cup body is sleeved on the upper cup body in a floating way; the lower cup body comprises a one-way valve connected with the buffering mouth; a siphon elbow component communicated with the outlet of the lower cup body is arranged in the lower cup body; the siphon elbow includes: a suction end higher than the outlet of the lower cup body and a communicating part higher than the suction end; the inner bottom surface of the lower cup body is in a rotary conical surface shape, and a concave area matched with the suction end is formed in the inner bottom surface.
2. The structure of claim 1, wherein the structure is capable of being injected with liquid during vacuum pumping, and the structure comprises: the siphon elbow assembly includes at least one suction end.
3. The structure of claim 1, wherein the structure is capable of being injected with liquid during vacuum pumping, and the structure comprises: the siphon trap assembly includes a discharge end; the discharge end is connected with an outlet of the lower cup body; both the suction end and the discharge end are connected to the communicating portion.
4. The structure of claim 1, wherein the structure is capable of being injected with liquid during vacuum pumping, and the structure comprises: the upper end of the sealing rod is connected to a first air cylinder, and the first air cylinder pushes the sealing rod to vertically displace.
5. The structure of claim 1, wherein the structure is capable of being injected with liquid during vacuum pumping, and the structure comprises: a bracket for mounting the buffering nozzle is arranged between the upper cup body and the lower cup body, and a guide rod which vertically slides is matched on the bracket through a guide sleeve; the lower end of the guide rod is provided with the buffer nozzle through a fixing plate; the fixed plate is pushed and pulled vertically by a second cylinder fixed on the bracket.
6. The structure of claim 1, wherein the structure is capable of being injected with liquid during vacuum pumping, and the structure comprises: the back surface of the frame guard plate is provided with the slide rail arranged along the vertical direction; the mounting plate frame is provided with a guide groove matched with the slide rail; relative movement between the frame guard plate and the mounting plate frame is achieved through a third air cylinder.
7. The structure of claim 1, wherein the structure is capable of being injected with liquid during vacuum pumping, and the structure comprises: and the frame guard plate is also provided with a pneumatic-electric junction box for arranging a circuit and an air pipe.
8. The structure of claim 1, wherein the structure is capable of being injected with liquid during vacuum pumping, and the structure comprises: the slide rails are arranged in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921265158.6U CN210052792U (en) | 2019-08-06 | 2019-08-06 | Structure capable of simultaneously injecting liquid during vacuum pumping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921265158.6U CN210052792U (en) | 2019-08-06 | 2019-08-06 | Structure capable of simultaneously injecting liquid during vacuum pumping |
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| Publication Number | Publication Date |
|---|---|
| CN210052792U true CN210052792U (en) | 2020-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921265158.6U Active CN210052792U (en) | 2019-08-06 | 2019-08-06 | Structure capable of simultaneously injecting liquid during vacuum pumping |
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| Country | Link |
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| CN (1) | CN210052792U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110350140A (en) * | 2019-08-06 | 2019-10-18 | 博众精工科技股份有限公司 | It is a kind of can simultaneously when vacuumizing fluid injection structure |
| CN110429237A (en) * | 2019-08-06 | 2019-11-08 | 博众精工科技股份有限公司 | A kind of improved device for being vacuumized before fluid injection and preventing electrolyte from overflowing |
| CN113422176A (en) * | 2021-08-24 | 2021-09-21 | 深圳市艾博尔新能源有限公司 | Liquid injection mechanism and battery liquid injection device |
-
2019
- 2019-08-06 CN CN201921265158.6U patent/CN210052792U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110350140A (en) * | 2019-08-06 | 2019-10-18 | 博众精工科技股份有限公司 | It is a kind of can simultaneously when vacuumizing fluid injection structure |
| CN110429237A (en) * | 2019-08-06 | 2019-11-08 | 博众精工科技股份有限公司 | A kind of improved device for being vacuumized before fluid injection and preventing electrolyte from overflowing |
| CN113422176A (en) * | 2021-08-24 | 2021-09-21 | 深圳市艾博尔新能源有限公司 | Liquid injection mechanism and battery liquid injection device |
| CN113422176B (en) * | 2021-08-24 | 2021-11-16 | 深圳市艾博尔新能源有限公司 | Liquid injection mechanism and battery liquid injection device |
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