CN111312981A - Liquid injection device - Google Patents

Liquid injection device Download PDF

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Publication number
CN111312981A
CN111312981A CN202010237969.6A CN202010237969A CN111312981A CN 111312981 A CN111312981 A CN 111312981A CN 202010237969 A CN202010237969 A CN 202010237969A CN 111312981 A CN111312981 A CN 111312981A
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CN
China
Prior art keywords
liquid
liquid injection
liquid receiving
push block
station
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010237969.6A
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Chinese (zh)
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Lead Intelligent Equipment Co Ltd
Original Assignee
Wuxi Lead Intelligent Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Lead Intelligent Equipment Co Ltd filed Critical Wuxi Lead Intelligent Equipment Co Ltd
Priority to CN202010237969.6A priority Critical patent/CN111312981A/en
Publication of CN111312981A publication Critical patent/CN111312981A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
    • 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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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention discloses a liquid injection device, which comprises a bracket, a liquid injection mechanism, a liquid receiving mechanism and a driving mechanism, wherein the liquid injection mechanism is connected with the bracket in a sliding manner; the liquid receiving mechanism is fixedly arranged on the bracket; the driving mechanism is arranged on the support and used for driving the liquid injection mechanism to reciprocate between the liquid injection station and the liquid receiving station. According to the invention, the battery cell is injected by the liquid injection mechanism, the liquid receiving mechanism is arranged to receive the liquid remained by the liquid injection mechanism, and the driving mechanism is arranged to drive the liquid injection mechanism to reciprocate between the liquid injection station and the liquid receiving station, so that the structure and the control of the liquid injection device can be simplified, the space occupied by the liquid injection device is saved, and the cost of the driving mechanism is reduced.

Description

Liquid injection device
Technical Field
The invention relates to the technical field of battery preparation, in particular to a liquid injection device.
Background
Batteries have been widely used in various electronic products as a means of providing electric energy. Therefore, the quality of the battery directly affects the quality of the electronic product. In the process of battery preparation, electrolyte needs to be injected into the battery core, and the efficiency of battery preparation can be greatly improved by replacing manual injection with automatic injection.
The inventor of the application finds in long-term research and development that at least two driving mechanisms are arranged in the current injection device, wherein one driving mechanism is used for driving the liquid injection needle to move between the liquid injection station and the liquid receiving station, and the other driving mechanism is used for driving the liquid receiving mechanism to extend out when the liquid injection needle reaches the liquid receiving station so as to receive residual electrolyte in the liquid injection needle and avoid residual electrolyte drops from falling onto the liquid injection device. The control of a plurality of driving mechanisms is complex, the occupied space is large, and the cost of the driving mechanisms is high.
Disclosure of Invention
The invention provides a liquid injection device, which aims to solve the technical problems that in the prior art, a plurality of driving machines are arranged in the liquid injection device to form a structure which is complex to control, large in occupied space and high in cost.
In order to solve the above technical problem, one technical solution adopted by the present invention is to provide a liquid injection device, including:
a support;
the liquid injection mechanism is connected with the bracket in a sliding manner;
the liquid receiving mechanism is fixedly arranged on the bracket;
and the driving mechanism is arranged on the support and used for driving the liquid injection mechanism to reciprocate between the liquid injection station and the liquid receiving station.
In a specific embodiment, the liquid injection device further includes a push block mechanism, the push block mechanism is slidably disposed on the support, the liquid injection mechanism is slidably connected with the push block mechanism, and the push block mechanism is used for abutting against a cap of the battery cell when being located at the liquid injection station, so as to avoid the liquid injection mechanism.
In a specific embodiment, the pusher mechanism comprises:
the sliding rail is arranged on the bracket;
the sliding block is arranged on the sliding rail in a sliding mode and is connected with the driving mechanism;
and the pushing block is connected with the sliding block and used for moving along a first direction under the driving of the driving mechanism so as to reciprocate between the liquid injection station and the liquid receiving station.
In a specific embodiment, the liquid injection mechanism includes:
the connecting plate comprises a main body part, a first connecting part extending along one side of the main body part and a second connecting part extending along the other side of the main body part, so that the connecting plate is arranged in a V shape, the main body part is connected with the driving mechanism, and the second connecting part is connected with the sliding block in a sliding manner;
and the liquid injection needle is fixedly connected with the first connecting part and used for moving along a second direction inclined to the first direction under the driving of the driving mechanism so as to inject liquid into the battery cell when being positioned at the liquid injection station and discharge the residual liquid to the liquid receiving mechanism when being positioned at the liquid receiving station.
In a specific embodiment, the liquid injection device further comprises two sets of driven rollers, the two sets of driven rollers are arranged on the push block at intervals, the second connecting portion is arranged between the two sets of driven rollers, and the connecting plate can be limited to move along a third direction perpendicular to the first direction relative to the slider when the driving mechanism drives the connecting plate to move.
In a specific embodiment, the liquid injection mechanism further includes:
the liquid injection needle is communicated with the liquid injection container through a liquid injection pipe;
the anti-drip valve is connected between the liquid injection needle and the liquid injection pipe;
the separation sleeve is sleeved on the outer side of the drip-proof valve and fixedly connected with the first connecting part.
In a specific embodiment, one side of the push block facing the cap is an inclined surface inclined towards the cap, and a part of the bottom of the push block connected with the inclined surface is in an inverted angle shape.
In a specific embodiment, the liquid receiving mechanism comprises a liquid receiving box, one side surface of the push block facing the liquid receiving box is matched with the shape of the liquid receiving box, so that a liquid injection needle of the liquid injection mechanism is located above the liquid receiving box when the liquid injection mechanism is located at the liquid receiving station.
In a specific embodiment, the liquid receiving box comprises a material box main body and a liquid receiving platform communicated with the material box main body, and the push block is provided with a yielding groove corresponding to the liquid receiving platform, so that at least part of the liquid receiving platform is accommodated in the yielding groove when the push block mechanism is positioned at the liquid receiving station.
In a specific embodiment, the bottom surface of the liquid receiving platform is inclined downwards towards the direction of the main body of the material box.
According to the invention, the battery cell is injected by the liquid injection mechanism, the liquid receiving mechanism is arranged to receive the liquid remained by the liquid injection mechanism, and the driving mechanism is arranged to drive the liquid injection mechanism to reciprocate between the liquid injection station and the liquid receiving station, so that the structure and the control of the liquid injection device can be simplified, the space occupied by the liquid injection device is saved, and the cost of the driving mechanism is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic side view of a liquid injection mechanism in an embodiment of a liquid injection apparatus of the present invention;
FIG. 2 is a schematic side view of a liquid injection mechanism in an embodiment of the liquid injection apparatus of the present invention;
FIG. 3 is a schematic side view of a liquid injection mechanism in an embodiment of the liquid injection device of the present invention;
FIG. 4 is a schematic perspective view of a liquid receiving box in an embodiment of a liquid filling apparatus of the present invention;
FIG. 5 is a schematic perspective view of a pushing block in an embodiment of a liquid injection device according to the present invention;
fig. 6 is a schematic perspective view of a liquid receiving box and a pushing block in another embodiment of the liquid injection device of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The terms "first" and "second" in this application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus. While the term "and/or" is merely one type of association that describes an associated object, it means that there may be three types of relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
Referring to fig. 1, an embodiment of a liquid injection device 10 of the present invention includes a support 100, a liquid injection mechanism 200, a liquid receiving mechanism 300, and a driving mechanism 400, where the liquid injection mechanism 200 is slidably connected to the support 100; the liquid receiving mechanism 300 is fixedly arranged on the bracket 100; the driving mechanism 400 is disposed on the support 100 and is configured to drive the liquid injection mechanism 200 to reciprocate between the liquid injection station and the liquid receiving station.
In the embodiment of the invention, the liquid injection mechanism 200 is arranged to inject liquid into the battery cell 20, the liquid receiving mechanism 300 is arranged to receive the liquid remained in the liquid injection mechanism 200, and the driving mechanism 400 is arranged to drive the liquid injection mechanism 200 to reciprocate between the liquid injection station and the liquid receiving station, so that the structure and the control of the liquid injection device 10 can be simplified, the space occupied by the liquid injection device 10 is saved, and the cost of the driving mechanism 400 is reduced.
In this embodiment, the liquid injection device 10 further includes a push block mechanism 500, the push block mechanism 500 is slidably disposed on the support 100, the liquid injection mechanism 200 is slidably connected to the push block mechanism 500, and the push block mechanism 500 is used for abutting against the cap 201 of the battery cell 20 when being located at the liquid injection station, so as to avoid the liquid injection mechanism 200. When can avoid annotating liquid mechanism 200 and annotate liquid to electric core 20 through setting up ejector pad mechanism 500, block 202 slope produces the interference with annotating liquid mechanism 200 for annotate liquid mechanism 200 and support to press and cause the damage of annotating liquid mechanism 200 and electric core 20 on block 201. In addition, in this embodiment, the driving of the liquid injection mechanism 200 and the push block mechanism 500 can be realized through one driving mechanism 400, so that the liquid injection mechanism 200 can inject liquid into the battery cell 20 while the push block mechanism 500 pushes the cap 201 away, and the liquid injection mechanism 200 is conveyed to the liquid receiving station after the liquid injection is completed.
Referring to fig. 2, in the present embodiment, the push block mechanism 500 includes a slide rail 510, a slide block 520, and a push block 530, wherein the slide rail 510 is disposed on the bracket 100; the slide block 520 is slidably disposed on the slide rail 510, and the slide block 520 is connected to the driving mechanism 400; the pushing block 530 is connected with the sliding block 520 through a mounting block 540 and is driven by the driving mechanism 400 to move along a first direction so as to reciprocate between the liquid injection station and the liquid receiving station.
In this embodiment, the first direction is defined as a left-right direction in fig. 1, the pushing block 530 abuts against the cap 201 when in the liquid injection station, and the pushing block 530 is close to the liquid receiving mechanism 300 when in the liquid receiving station. The sliding rail 510 and the sliding block 520 are arranged to guide the pushing block 530, so that the pushing block 530 is more stable in the movement process along the first direction.
Referring to fig. 3, in the present embodiment, the liquid injection mechanism 200 includes a connection plate 210 and a liquid injection needle 220, the connection plate 210 includes a main body portion 211, a first connection portion 212 extending along one side of the main body portion 211, and a second connection portion 213 extending along the other side of the main body portion 211, so that the connection plate 210 is disposed in a V shape, the main body portion 211 is connected to the driving mechanism 400, and the second connection portion 213 is slidably connected to the slider 520; the liquid injection needle 220 is fixedly connected to the first connecting portion 212, and is configured to move in a second direction oblique to the first direction under the driving of the driving mechanism 400, so as to inject liquid into the battery cell 20 when in the liquid injection station, and discharge residual liquid to the liquid receiving mechanism 300 when in the liquid receiving station.
In this embodiment, the second direction is defined as a combined direction of horizontal left and vertical upward in fig. 1, that is, the movement of the liquid injection mechanism 200 from the liquid injection station to the liquid receiving station is a simultaneous movement of left and upward, so that the liquid injection mechanism 200 is located at a high position relative to the liquid receiving mechanism 300 when in the liquid receiving station, and thus the liquid remaining in the liquid injection mechanism 200 can be dripped into the liquid receiving mechanism 300.
In this embodiment, the liquid injection device 10 further includes two sets of driven rollers 600, the two sets of driven rollers 600 are disposed on the pushing block 530 at intervals, and the second connecting portion 213 is disposed between the two sets of driven rollers 600, so as to limit the connecting plate 210 from moving in a third direction perpendicular to the first direction relative to the slider 520 when the driving mechanism 400 drives the connecting plate 210 to move.
In the present embodiment, the third direction is defined as the up-down direction in fig. 1. By arranging the two sets of driven rollers 600 to guide the liquid injection mechanism 200, the liquid injection mechanism 200 can be more stable in the movement process.
In other embodiments, a slide rail and a slide block may be further provided to guide the liquid injection mechanism 200, which is not limited herein.
In this embodiment, the injection mechanism 200 further comprises an injection container (not shown), an anti-drip valve 240 and a spacer 250, wherein the injection needle 220 is communicated with the injection container through the injection tube 230; the drip-proof valve 240 is connected between the liquid injection needle 220 and the liquid injection pipe 230; the separation sleeve 250 is sleeved outside the drip-proof valve 240, and the separation sleeve 250 is fixedly connected with the first connection portion 212 through the mounting plate 260.
Referring to fig. 4 and 5 together, in the present embodiment, one side of the push block 530 facing the cap 201 is an inclined surface 531 inclined toward the cap 201, and a portion of the bottom of the push block connected to the inclined surface 531 is in an inverted angle shape, so that the cap 201 can be prevented from being damaged, and the quality of the battery can be ensured.
In this embodiment, the liquid receiving mechanism 300 includes a liquid receiving box 310, the liquid receiving box 310 may be connected to the bracket 100 through a truss 320, and a side surface of the push block 530 facing the liquid receiving box 310 is matched with a shape of the liquid receiving box 310, so that the liquid injection needle 220 is located above the liquid receiving box 310 when the liquid injection mechanism 200 is in the liquid receiving station.
In this embodiment, the liquid receiving box 310 includes a material box body 311 and a liquid receiving platform 312 communicated with the material box body 311, and the pushing block 530 is provided with a relief groove 531 corresponding to the liquid receiving platform 312, so that at least a portion of the liquid receiving platform 312 is accommodated in the relief groove 531 when the pushing block mechanism 500 is at the liquid receiving station.
In the present embodiment, the bottom surface of the liquid receiving platform 312 is inclined downward toward the cartridge body 311, so that the liquid on the liquid receiving platform 312 can flow into the cartridge body 311.
Referring to fig. 6, in another embodiment, the liquid receiving box 330 may also be arranged in a regular rectangular shape, and one side of the pushing block 550 close to the liquid receiving box 330 is arranged in a plane to fit the shape of the liquid receiving box 330.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A priming device, comprising:
a support;
the liquid injection mechanism is connected with the bracket in a sliding manner;
the liquid receiving mechanism is fixedly arranged on the bracket;
and the driving mechanism is arranged on the support and used for driving the liquid injection mechanism to reciprocate between the liquid injection station and the liquid receiving station.
2. The liquid injection device according to claim 1, further comprising a push block mechanism, wherein the push block mechanism is slidably disposed on the bracket, the liquid injection mechanism is slidably connected with the push block mechanism, and the push block mechanism is configured to abut against a cap of the battery cell when being located at the liquid injection station, so as to avoid the liquid injection mechanism.
3. The injection device as defined in claim 2, wherein the push block mechanism comprises:
the sliding rail is arranged on the bracket;
the sliding block is arranged on the sliding rail in a sliding mode and is connected with the driving mechanism;
and the pushing block is connected with the sliding block and used for moving along a first direction under the driving of the driving mechanism so as to reciprocate between the liquid injection station and the liquid receiving station.
4. The injection device as defined in any one of claims 1-3, wherein the injection mechanism comprises:
the connecting plate comprises a main body part, a first connecting part extending along one side of the main body part and a second connecting part extending along the other side of the main body part, so that the connecting plate is arranged in a V shape, the main body part is connected with the driving mechanism, and the second connecting part is connected with the sliding block in a sliding manner;
and the liquid injection needle is fixedly connected with the first connecting part and used for moving along a second direction inclined to the first direction under the driving of the driving mechanism so as to inject liquid into the battery cell when being positioned at the liquid injection station and discharge the residual liquid to the liquid receiving mechanism when being positioned at the liquid receiving station.
5. The liquid injection device according to claim 4, further comprising two sets of driven rollers disposed at intervals on the push block, wherein the second connection portion is disposed between the two sets of driven rollers, and the connection plate is limited from moving in a third direction perpendicular to the first direction relative to the slide block when the driving mechanism drives the connection plate to move.
6. The injection device of claim 4, wherein the injection mechanism further comprises:
the liquid injection needle is communicated with the liquid injection container through a liquid injection pipe;
the anti-drip valve is connected between the liquid injection needle and the liquid injection pipe;
the separation sleeve is sleeved on the outer side of the drip-proof valve and fixedly connected with the first connecting part.
7. The liquid injection device according to claim 3, wherein a side of the push block facing the cap is an inclined surface inclined toward the cap, and a portion of the bottom of the push block connected to the inclined surface is in an inverted angle shape.
8. The liquid injection device according to claim 3, wherein the liquid receiving mechanism comprises a liquid receiving box, and one side surface of the push block facing the liquid receiving box is matched with the shape of the liquid receiving box, so that when the liquid injection mechanism is located at the liquid receiving station, the liquid injection needle of the liquid injection mechanism is located above the liquid receiving box.
9. The liquid injection device according to claim 8, wherein the liquid receiving box comprises a material box main body and a liquid receiving platform communicated with the material box main body, and the push block is provided with a yielding groove corresponding to the liquid receiving platform, so that at least part of the liquid receiving platform is accommodated in the yielding groove when the push block mechanism is located at the liquid receiving station.
10. The liquid injection device according to claim 9, wherein the bottom surface of the liquid receiving platform is inclined downward in the direction of the cartridge body.
CN202010237969.6A 2020-03-30 2020-03-30 Liquid injection device Pending CN111312981A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010237969.6A CN111312981A (en) 2020-03-30 2020-03-30 Liquid injection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010237969.6A CN111312981A (en) 2020-03-30 2020-03-30 Liquid injection device

Publications (1)

Publication Number Publication Date
CN111312981A true CN111312981A (en) 2020-06-19

Family

ID=71160899

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010237969.6A Pending CN111312981A (en) 2020-03-30 2020-03-30 Liquid injection device

Country Status (1)

Country Link
CN (1) CN111312981A (en)

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