KR102439697B1 - Secondary battery mixing system - Google Patents

Abstract

The present invention relates to a secondary battery mixing system which is realized to improve manufacturing quality of a secondary battery by uniformly mixing various kinds of raw materials for manufacturing the secondary battery. The system comprises: a mixing tank unit mixing an electrode material for manufacturing the secondary battery after inputting the electrode material; and a mixing control unit controlling driving of the mixing tank unit.

Description

Secondary battery mixing system {Secondary battery mixing system}

The present invention relates to a secondary battery mixing system, and more particularly, a secondary battery mixing system implemented to improve the manufacturing quality of secondary batteries by uniformly stirring various kinds of raw materials for manufacturing secondary batteries. is about

Recently, the use of a rechargeable battery that can be used sustainably through recharging of electricity has been proposed as a solution to environmental pollution by actively responding to the reduction of the use of fossil fuels and the recycling of renewable energy. The use of secondary batteries as a power source for portable electronic devices such as cell phones and laptops has become common, and the production of secondary batteries is significantly increasing due to the active development of electric vehicles in particular.

Among the methods of manufacturing such a secondary battery, the formation of the electrode using the coating method is made by applying a slurry prepared by uniformly dispersing and stirring electrode materials in liquid and powder form on the current collector and drying it.

When preparing such a slurry for an electrode, for example, liquid and powder electrode materials composed of an electrode active material, a conductive material, a binder (thickener) and a solvent are put into a container of a mixing device, and must be physically uniformly dispersed and mixed. Thereby, it is possible to prepare a slurry mixture having fluidity and viscosity suitable for application while having material properties usable as an electrode for a secondary battery.

In order to prepare such an electrode slurry, conventionally, a mixing device including a container having a plurality of inlets for inputting the electrode material and a stirring blade installed in the container to uniformly disperse and stir the electrode material was used.

On the other hand, the above-mentioned background art is technical information that the inventor possessed for the derivation of the present invention or acquired in the process of derivation of the present invention, and it cannot be said that it is necessarily a known technique disclosed to the general public before the filing of the present invention. .

Korean Patent Registration No. 10-2178765 (Notice on Nov. 13, 2020)

One aspect of the present invention provides a secondary battery mixing system implemented to improve the manufacturing quality of the secondary battery by uniformly stirring various kinds of raw materials for manufacturing the secondary battery.

The technical problems of the present invention are not limited to the technical problems mentioned above, and other technical problems not mentioned will be clearly understood by those skilled in the art from the following description.

A secondary battery mixing system according to an embodiment of the present invention includes: a stirred tank unit for stirring after adding an electrode material for manufacturing a secondary battery; and a stirring control unit for controlling the driving of the stirring tank unit.

In one embodiment, the stirring tank unit, a mixing tank forming a sealed inner space; an outlet installed at the bottom of the mixing tank to discharge the agitated electrode material; a stirring blade that is driven and controlled by the stirring control unit and stirs the electrode material injected into the mixing tank while rotating; a plurality of tank supports installed at regular intervals along the outside of the mixing tank to support the mixing tank; and a tank cover for opening and closing the inlet formed on the upper side of the mixing tank.

In one embodiment, the tank support, the support frame is formed extending in the vertical direction is fixed to the outside of the mixing tank to support the mixing tank; a base plate formed in a flat plate shape and installed on the lower side of the support frame to be seated on the bottom surface; and a plurality of fixing anchors installed at regular intervals along the edge of the base plate to fix the base plate to the bottom surface.

In one embodiment, the fixed anchor part is formed in a cylindrical shape with an open upper end and a closed lower end, forming a step along the upper edge, forming a thread along the inner circumferential surface, passing through the base plate from the upper side, and an anchor housing which is inserted and fixedly installed by being inserted into the bottom surface in a state in which the base plate is fastened using the step; a buffer bolt that is formed in a cylindrical shape to form an outer diameter corresponding to the inner diameter of the anchor housing, a screw thread is formed along the outer side, is inserted while rotating into the inner space of the anchor housing, is engaged with the inner side of the anchor housing, and is connected and installed; a bolt support oil accommodated in a space formed in a lower portion of the inner space of the anchor housing to which the buffer bolt is inserted and remaining to support the lower side of the buffer bolt; a bolt fastening cover installed to cover the upper side of the buffer bolt exposed to the upper side of the anchor housing to prevent the buffer bolt from being separated from the anchor housing; And it is installed in the horizontal direction on the inner circumferential surface of the anchor housing and disposed in a horizontal seating groove formed along the outer side of the buffer bolt, the buffer bolt is rotated by vibration or impact transmitted from the anchor housing or the bolt fastening cover. It may include; a bolt lowering prevention unit that rotates the buffer bolt in a direction exposed to the upper side from the anchor housing while receiving the bolt support oil that is compressed as it descends while rotating along the inner space of the anchor housing. have.

In one embodiment, the buffer bolt may form an inlet passage that is formed to communicate in the vertical direction along the inner side so as to inject the bolt support oil into the inner space of the anchor housing.

" 형태로 절곡 형성되어 상기 앙카 하우징의 상측으로 노출되는 상기 완충 볼트를 덮고 안착되는 덮개 프레임; 상기 완충 볼트의 상측에 형성되는 상부홈으로 삽입되어 상기 완충 볼트의 상부를 지지할 수 있도록 상기 덮개 프레임의 내부 공간의 상측면으로부터 돌출 형성되는 삽입턱; 상기 덮개 프레임의 하부 일측 및 타측으로부터 수평 방향으로 절곡 형성되어 상기 베이스 플레이트의 상측에 안착되는 한 쌍의 안착턱; 및 상기 안착턱과 상기 베이스 플레이트를 동시에 관통하고 바닥면에 삽입되어 상기 안착턱과 상기 베이스 플레이트를 바닥면에 고정시켜 주는 한 쌍의 고정 앙카;를 포함할 수 있다.In one embodiment, the bolt fastening cover, "

The cover frame is bent in the shape of " and is seated to cover the buffer bolt exposed to the upper side of the anchor housing; the cover frame is inserted into the upper groove formed on the upper side of the buffer bolt to support the upper part of the buffer bolt An insertion jaw protruding from an upper surface of the inner space of a pair of seating jaws bent horizontally from one side and the other side of the lower part of the cover frame to be seated on the upper side of the base plate; And the seating jaw and the base plate It may include; a pair of fixing anchors that pass through at the same time and are inserted into the bottom surface to fix the seating jaw and the base plate to the bottom surface.

In one embodiment, the bolt lowering prevention unit, A rotating cylinder installed in the horizontal direction on the inner circumferential surface of the anchor housing is disposed in the horizontal seating groove; It is connected to the front end of the rotating cylinder to support the front end of the horizontal seating groove, and rotates along the inner space of the anchor housing while the buffer bolt is rotated by vibration or impact transmitted from the anchor housing or the bolt fastening cover. As the bolt support oil, which is compressed as it descends, is transferred to the rotating cylinder, it is exposed from the rotating cylinder and pushes the front end of the horizontal seating groove to rotate the buffer bolt in a direction exposed upward from the anchor housing. piston; and a cylinder support spring installed at the rear end of the rotating cylinder to support the rotating cylinder.

According to one aspect of the present invention described above, it is possible to provide an effect of improving the manufacturing quality of the secondary battery by uniformly stirring various kinds of raw materials for manufacturing the secondary battery.

The effects of the present invention are not limited to the above-mentioned effects, and various effects may be included within the range apparent to those skilled in the art from the description below.

1 is a view showing a schematic configuration of a secondary battery mixing system according to an embodiment of the present invention.
FIG. 2 is a view showing the stirred tank unit of FIG. 1 .
Figure 3 is a view showing the tank support of Figure 2;
FIG. 4 is a view showing the fixed anchor unit of FIG. 3 .
FIG. 5 is a view showing the bolt fastening cover of FIG. 4 .
FIG. 6 is a view showing the bolt falling prevention part of FIG. 4 .

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS [0012] DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS [0014] DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS [0016] Reference is made to the accompanying drawings, which show by way of illustration specific embodiments in which the present invention may be practiced. These embodiments are described in sufficient detail to enable those skilled in the art to practice the present invention. It should be understood that the various embodiments of the present invention are different but need not be mutually exclusive. For example, certain shapes, structures, and characteristics described herein with respect to one embodiment may be implemented in other embodiments without departing from the spirit and scope of the invention. In addition, it should be understood that the location or arrangement of individual components within each disclosed embodiment may be changed without departing from the spirit and scope of the present invention. Accordingly, the detailed description set forth below is not intended to be taken in a limiting sense, and the scope of the present invention, if properly described, is limited only by the appended claims, along with all scope equivalents to those claimed. Like reference numerals in the drawings refer to the same or similar functions throughout the various aspects.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the drawings.

1 is a view showing a schematic configuration of a secondary battery mixing system according to an embodiment of the present invention.

Referring to FIG. 1 , a secondary battery mixing system 10 according to an embodiment of the present invention includes a stirred tank unit 100 and a stirring control unit 200 .

The stirred tank unit 100 is driven by the stirring control unit 200, and the electrode material for manufacturing the secondary battery is put in and stirred, so that it can be used as an electrode for a secondary battery while having material properties that can be used for application. A slurry mixture with suitable flow and viscosity is prepared.

Here, the electrode material is a material necessary for preparing the electrode slurry, for example, liquid and powder materials consisting of an electrode active material, a conductive material, a binder (thickener), and a solvent.

The stirring control unit 200 controls the driving of the stirring tank unit 100 .

The secondary battery mixing system 10 according to an embodiment of the present invention having the above-described configuration is to uniformly stir various kinds of raw materials for manufacturing the secondary battery to improve the manufacturing quality of the secondary battery. effect can be provided.

FIG. 2 is a view showing the stirred tank unit of FIG. 1 .

Referring to FIG. 2 , the stirred tank unit 100 includes a mixing tank 110 , an outlet 120 , a stirring blade 130 , a tank support 140 , and a tank cover 150 .

The mixing tank 110 is formed with a sealed inner space for accommodating the electrode material, and components such as the outlet 120 , the stirring blade 130 , the tank support 140 and the tank cover 150 are installed.

The discharge port 120 is installed at the lower end of the mixing tank 110 so as to discharge the stirred electrode material.

The stirring blade 130 is driven and controlled by the stirring control unit 200 , and agitates the electrode material injected into the mixing tank 110 while rotating.

A plurality of tank supporters 140 are installed at regular intervals along the outside of the mixing tank 110 to support the mixing tank 110 .

The tank cover 150 opens and closes an inlet formed on the upper side of the mixing tank 110 .

The stirred tank unit 100 having the configuration as described above can prepare a slurry mixture having fluidity and viscosity suitable for application while having material properties usable as an electrode for a secondary battery.

Figure 3 is a view showing the tank support of Figure 2;

Referring to FIG. 3 , the tank support 140 includes a support frame 141 , a base plate 142 , and a plurality of fixed anchors 300 .

The support frame 141 is formed extending in the vertical direction and is fixedly installed on the outside of the mixing tank 110 to support the mixing tank 110 .

The base plate 142 is formed in a flat plate shape, is installed on the lower side of the support frame 141 , is seated on the floor, and then is fixedly installed on the floor by a plurality of fixed anchors 300 .

A plurality of fixed anchors 300 are installed at regular intervals along the edge of the base plate 142 to fix the base plate 142 to the bottom surface.

The tank support 140 having the above-described configuration can positively support the mixing tank 110, so that the stirring quality of the electrode materials being stirred in the mixing tank 110 is improved.

FIG. 4 is a view showing the fixed anchor unit of FIG. 3 .

Referring to FIG. 4 , the fixed anchor part 300 includes an anchor housing 310 , a buffer bolt 320 , a bolt support oil 330 , a bolt fastening cover 340 , and a bolt descending prevention part 350 . .

Anchor housing 310 is formed in a cylindrical shape with an open upper end and a closed lower end, forming a step along the upper edge, forming a thread along the inner circumferential surface, passing through the base plate 142 from the upper side, and inserting It is inserted into the bottom surface in a state in which the base plate 142 is fastened using the step 311 and is fixedly installed, and the buffer bolts 320 are engaged along the inner side to be connected and installed.

In one embodiment, the anchor housing 310 is preferably inserted into the concrete (C), etc. so that it can be fixed after being inserted into the floor surface and then cured and fixed to the floor surface.

The buffer bolt 320 is formed in a cylindrical shape to form an outer diameter corresponding to the inner diameter of the anchor housing 310, a screw thread is formed along the outer side, and is inserted while rotating into the inner space of the anchor housing 310, the anchor housing It is engaged with the inner side of the 310 and is installed.

In one embodiment, the buffer bolt 320 may form an inlet passage 321 that is communicated in the vertical direction along the inside so as to inject the bolt support oil 330 into the inner space of the anchor housing 310 . have.

At this time, when the input of the bolt support oil 330 is completed using the inlet passage 321, the configuration (B) for sealing the upper opening of the inlet passage 321 to prevent the backflow of the bolt support oil 330 (B) This will have to be installed.

The bolt support oil 330 is accommodated in a space formed in the lower portion of the inner space of the anchor housing 310 remaining in which the buffer bolt 320 is inserted to support the lower side of the buffer bolt 320 .

The bolt fastening cover 340 is installed to cover the upper side of the buffer bolt 320 exposed to the upper side of the anchor housing 310 so as to prevent the buffer bolt 320 from being separated from the anchor housing 310 .

In one embodiment, the bolt fastening cover 340 may include a cover frame 341 , an insertion jaw 342 , a pair of seating jaws 343 , and a pair of fixing anchors 344 .

" 형태로 절곡 형성되어 앙카 하우징(310)의 상측으로 노출되는 완충 볼트(320)를 덮고 안착된다.The cover frame 341 is "

It is seated while covering the buffer bolt 320 exposed to the upper side of the anchor housing 310 by being bent in the shape of ".

The insertion protrusion 342 is inserted into the upper groove formed on the upper side of the buffer bolt 320 to protrude from the upper surface of the inner space of the cover frame 341 so as to support the upper portion of the buffer bolt 320 .

A pair of seating jaws 343 are bent in a horizontal direction from one lower side and the other side of the cover frame 341 , are seated on the upper side of the base plate 142 , and are then fixedly installed by a fixed anchor 344 .

A pair of fixing anchors 344 penetrates the seating jaw 343 and the base plate 142 at the same time and is inserted into the bottom surface to fix the seating jaw 343 and the base plate 142 to the bottom surface.

The bolt descending prevention part 350 is installed in the horizontal direction on the inner circumferential surface of the anchor housing 310 and is disposed in a horizontal seating groove formed along the outside of the buffer bolt 320, the anchor housing 310 or the bolt fastening cover ( The buffer bolt 320 rotates along the inner space of the anchor housing 310 while the buffer bolt 320 rotates by vibration or impact transmitted from the 340, and receives the bolt support oil 330 that is compressed as it descends and expands while the anchor housing 310 is extended. ) to rotate the buffer bolt 320 in the direction exposed to the upper side.

The fixed anchor unit 300 having the above-described configuration may positively support the mixing tank 110 , so that the stirring quality of the electrode materials being stirred in the mixing tank 110 is improved.

FIG. 6 is a view showing the bolt falling prevention part of FIG. 4 .

Referring to FIG. 6 , the bolt descending preventing unit 350 includes a rotating cylinder 351 , a supporting piston 352 , and a cylinder supporting spring (not shown in the drawings for convenience of description).

The rotating cylinder 351 has a front end supported by a support piston 352 and a rear end supported by a cylinder support spring, installed in a horizontal direction on the inner circumferential surface of the anchor housing 310, and disposed in a horizontal seating groove.

The support piston 352 is connected to the front end of the rotating cylinder 351 to support the front end of the horizontal seating groove, and a buffer bolt ( As the bolt support oil 330, which is compressed as it descends while rotating along the inner space of the anchor housing 310 as it rotates, is transferred to the rotating cylinder 351, it is exposed from the rotating cylinder 351 of the horizontal seating groove. By pushing the front end, the buffer bolt 320 is rotated in a direction exposed upward from the anchor housing 310 .

The cylinder supporting spring 353 is provided at the rear end of the rotating cylinder 351 to support the rotating cylinder 351 .

The bolt lowering prevention unit 350 having the above-described configuration may effectively buffer vibration or shock transmitted to the buffer bolt 320 , thereby maintaining the supporting performance by the fixed anchor unit 300 .

The above-described embodiments are for illustration, and those of ordinary skill in the art to which the above-described embodiments belong can easily transform into other specific forms without changing the technical idea or essential features of the above-described embodiments. You will understand. Therefore, it should be understood that the above-described embodiments are illustrative in all respects and not restrictive. For example, each component described as a single type may be implemented in a distributed manner, and likewise components described as distributed may also be implemented in a combined form.

The scope to be protected through this specification is indicated by the claims described below rather than the above detailed description, and should be construed to include all changes or modifications derived from the meaning and scope of the claims and their equivalents. .

10: secondary battery mixing system
100: stirred tank unit
200: stirring control unit

Claims (3)

A stirred tank unit for stirring after inputting the electrode material for the manufacture of the secondary battery; and
It includes; a stirring control unit for controlling the driving of the stirring tank unit;
The stirred tank unit,
a mixing tank defining an enclosed interior space;
an outlet installed at the bottom of the mixing tank to discharge the agitated electrode material;
a stirring blade that is driven and controlled by the stirring control unit and stirs the electrode material injected into the mixing tank while rotating;
a plurality of tank supports installed at regular intervals along the outside of the mixing tank to support the mixing tank; and
Includes; a tank cover for opening and closing the inlet formed on the upper side of the mixing tank;
The tank support is
a support frame extending in a vertical direction and being fixedly installed outside the mixing tank to support the mixing tank;
a base plate formed in a flat plate shape and installed on the lower side of the support frame to be seated on the bottom surface; and
A plurality of fixed anchors installed at regular intervals along the edge of the base plate to fix the base plate to the bottom surface; includes,
The fixed anchor part,
The upper end is formed in an open shape and the lower end is formed in a closed cylindrical shape, a step is formed along the upper edge, a screw thread is formed along the inner circumferential surface, and the base plate is inserted through the base plate from the upper side and is inserted using the step. Anchor housing that is fixedly installed by being inserted into the floor in a fastened state;
A buffer bolt that is formed in a cylindrical shape forming an outer diameter corresponding to the inner diameter of the anchor housing, a screw thread is formed along the outer side, and is inserted while rotating into the inner space of the anchor housing to engage and connect to the inside of the anchor housing;
a bolt support oil accommodated in a space formed below the inner space of the anchor housing to which the buffer bolt is inserted and remaining to support the lower side of the buffer bolt;
a bolt fastening cover installed to cover the upper side of the buffer bolt exposed to the upper side of the anchor housing to prevent the buffer bolt from being separated from the anchor housing; and
It is installed in the horizontal direction on the inner circumferential surface of the anchor housing and is disposed in a horizontal seating groove formed along the outer side of the buffer bolt, and the buffer bolt is rotated by vibration or impact transmitted from the anchor housing or the bolt fastening cover. It includes; a bolt lowering prevention unit that rotates the buffer bolt in a direction exposed upward from the anchor housing while receiving the bolt support oil that is compressed as it descends while rotating along the inner space of the anchor housing.
The buffer bolt is
Forming an inlet passage that communicates in the vertical direction along the inner side so as to inject the bolt support oil into the inner space of the anchor housing,
The bolt fastening cover,
"

a cover frame that is bent in the shape of " and is seated to cover the buffer bolt exposed to the upper side of the anchor housing;
an insertion protrusion formed to protrude from the upper surface of the inner space of the cover frame so as to be inserted into the upper groove formed on the upper side of the buffer bolt to support the upper portion of the buffer bolt;
a pair of seating jaws bent horizontally from one side and the other side of the lower part of the cover frame to be seated on the upper side of the base plate; and
A secondary battery mixing system comprising a; a pair of fixing anchors that pass through the seating jaw and the base plate at the same time and are inserted into the bottom surface to fix the seating jaw and the base plate to the bottom surface.
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