CN113349804A - Flexible extensible quick automatic conductive paste injection device - Google Patents
Flexible extensible quick automatic conductive paste injection device Download PDFInfo
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- CN113349804A CN113349804A CN202110717437.7A CN202110717437A CN113349804A CN 113349804 A CN113349804 A CN 113349804A CN 202110717437 A CN202110717437 A CN 202110717437A CN 113349804 A CN113349804 A CN 113349804A
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/369—Electroencephalography [EEG]
- A61B5/386—Accessories or supplementary instruments therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/369—Electroencephalography [EEG]
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Abstract
The invention discloses a flexible and expandable quick and automatic conductive paste injection device which comprises an injection terminal, a hollow hose, an electromagnetic pump and a control box. One end of the injection terminal is connected with an electrode hole position on the electroencephalogram cap, and the other end of the injection terminal is connected with one end of the electromagnetic pump through a hollow hose; the other end of the electromagnetic pump is connected with the liquid storage tank of the control box. The invention realizes the high-efficiency, reliable and automatic injection of the conductive paste through the vibration of the injection terminal; the control box is used for controlling the electromagnetic pump to realize the adjustment of the number of the liquid outlet channels, so that the electroencephalogram cap with different lead numbers is compatible. Compared with manual injection, the method for automatically injecting the conductive paste by using the machine saves time, improves working efficiency and is beneficial to promoting further development of the electroencephalogram acquisition technology based on the wet electrode; the invention adopts a distributed flexible injection mode, the injection terminal is connected through the hose, when the conductive paste is injected, a testee can still move the head in a certain range, the comfort level of the testee is improved, and the invention belongs to humanized design.
Description
Technical Field
The invention relates to brain-computer interaction auxiliary equipment, in particular to a flexible and expandable quick automatic conductive paste injection device.
Background
With the development of the disciplines such as neuroscience, signal detection and processing, machine learning and the like, the brain-computer interaction technology is further popularized in the fields of life, medical treatment and the like. Brain-computer interaction techniques are generally classified into "implanted" and "non-implanted". The "implantation" technique requires the implantation of electrodes in the brain, which is costly and technically difficult, and is therefore still in the laboratory stage; the non-implanted technology acquires information by collecting scalp surface electric signals, is convenient to operate and relatively low in cost, and is widely applied. The non-implanted technology generally adopts two modes of dry electrodes and wet electrodes to collect electroencephalogram signals. The dry electrode is convenient to assemble and disassemble and simple to operate, and is often applied to the fields of sports, automobile driving and the like, but the impedance between the electrode and the scalp is high, and the signal-to-noise ratio of the acquired brain signals is low, so that the signal processing is difficult; the wet electrode needs to inject the conductive paste between the electrode and the scalp, the preparation time of the experiment is long, but the impedance between the electrode and the scalp is low, the signal-to-noise ratio is high, the signal quality is good, and the method is often applied to the fields of laboratory scientific research, accurate medical treatment and the like. At present, the electroencephalogram collection technology based on wet electrodes uses manual work to inject conductive paste, and the method has the following defects: firstly, because manual injection needs to be performed on each electrode in sequence, the efficiency is low; secondly, because the injection methods of different operators are different, the conductivity of the conductive paste is difficult to be ensured under the obstruction of hair; in addition, it takes a long time for the conductive paste to soak the hair and connect the electrodes with the scalp on the premise of manual injection. The manual injection mode hinders the development, popularization and application of the electroencephalogram acquisition technology based on the wet electrode.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a flexible and expandable quick automatic conductive paste injection device. On one hand, the device can be compatible with various electroencephalogram caps with different lead numbers by adjusting the number of channels; on the other hand, the device can automatically, quickly and efficiently inject the conductive paste, ensures the reliable conduction between the electrode and the scalp, saves the working time and effectively promotes the further development of the electroencephalogram acquisition technology based on the wet electrode.
In order to achieve the purpose, the technical solution of the invention is as follows:
a flexible and expandable quick automatic conductive paste injection device comprises an injection terminal, a hollow hose, an electromagnetic pump and a control box; the liquid outlet of the injection terminal is connected with an electrode hole position on the electroencephalogram cap, and the liquid inlet of the injection terminal is connected with one end of the hollow hose; the other end of the hollow hose is connected with a liquid outlet of the electromagnetic pump; the liquid inlet of the electromagnetic pump is connected with the liquid outlet of the liquid storage tank of the control box; the flexible and expandable quick automatic conductive paste injection device realizes the high-efficiency and reliable injection of the conductive paste through the injection terminal; the flexible and expandable quick automatic conductive paste injection device also controls the electromagnetic pump through the control box to realize the adjustment of the number of liquid outlet channels, thereby being compatible with the electroencephalogram caps with different lead numbers.
Preferably, an operator wears the electroencephalogram cap on a subject by using the flexible and expandable quick automatic conductive paste injection device, determines the number of required injection terminals according to the number of lead connections of the electroencephalogram cap, respectively inserts each injection terminal liquid outlet into each electrode hole of the electroencephalogram cap, and fixes the injection terminals through buckles; the liquid inlet of each injection terminal is connected to the liquid outlet of each electromagnetic pump through a hollow hose; an operator fills the liquid storage tank of the control box with the conductive paste, turns on the control switch, sets the electromagnetic pump number to be turned on in the touch screen, and after the start of the operation is confirmed, the corresponding electromagnetic pump starts to pump the conductive paste from the liquid storage tank, and the conductive paste flows into the liquid inlet of the electromagnetic pump through the liquid storage tank, flows out of the liquid outlet of the electromagnetic pump and flows into the liquid inlet of the injection terminal through the hollow hose; the conductive paste flows through the micro vibration motor in the injection terminal and flows out of the liquid outlet of the injection terminal to the scalp; under the vibration of the vibration motor, the conductive paste quickly infiltrates the hair to permeate the scalp surface, and the efficient and reliable conduction between the electrode and the scalp is realized.
Preferably, the injection terminal is of a cylindrical structure and comprises a vibration motor, the vibration motor is fixed inside the cylindrical hollow motor cover, and the axis of the vibration motor is superposed with the axis of the motor cover in a spatial position; the top end of the motor cover is a cone which plays a role in guiding flow; the motor cover is fixed on the inner wall of the cylindrical hollow injection terminal outer cover through three cylindrical screws, the axes of the three screws are on the same plane, the included angles are 120 degrees in pairs, the bottom surface of the motor cover and the bottom surface of the injection terminal outer cover are on the same plane, and the outer diameter of the motor cover is slightly smaller than the inner diameter of the injection terminal outer cover; the side surface of the injection terminal outer cover is fixedly provided with three L-shaped elastic buckles which are symmetrically distributed in space, the space included angle of the three buckles is 120 degrees, the top end of one side of each L-shaped buckle is a fixed end and is connected with the side surface of the injection terminal outer cover, the top end of the other side of each L-shaped buckle is a free end and is tightly attached to but not fixed with the side surface of the injection terminal outer cover, and the edge of the free end of each L-shaped buckle and the bottom surface of the injection terminal outer cover are on the same plane; an operator needs to pull open the free end of the L-shaped buckle, insert the bottom of the injection terminal into an electrode hole on the electroencephalogram cap, put down the free end of the L-shaped buckle, and fix the injection terminal in the electrode hole on the electroencephalogram cap under the elastic action of the free end of the L-shaped buckle; when the flexible extensible quick automatic conductive paste injection device works, the conductive paste enters through the liquid inlet of the injection terminal and flows through the top end of the motor cover, the conductive paste is uniformly distributed, flows through the gap between the motor cover and the injection terminal outer cover and finally flows out of the scalp surface through the liquid outlet of the injection terminal.
Preferably, the electromagnetic pump includes the pump body, the cross-section is circular shape electromagnetic pump liquid outlet and electromagnetic pump inlet, and after coil circular telegram in the pump body, electromagnetic pump liquid outlet valve closed, and the electromagnetic pump inlet produces the low pressure earlier, and electrically conductive cream is got into the pump body by the suction from the liquid reserve tank, and along with weakening of electric current, electromagnetic pump liquid outlet valve is opened, and electrically conductive cream flows out from the pump body, so reciprocal, and electrically conductive cream constantly flows out from the electromagnetic pump liquid outlet.
Preferably, the control box is a cuboid, the control box is horizontally placed when in work, one side of the upper surface of the control box is inwards provided with a notch to form a liquid storage tank, the side surface of the liquid storage tank is provided with a plurality of through holes with circular sections, the through holes are liquid outlet holes of the liquid storage tank, the diameter of the holes is equal to the outer diameter of the liquid inlet of the electromagnetic pump, the liquid inlet of the electromagnetic pump is fixedly connected with the holes, and when the electromagnetic pump works, the conductive paste flows out of the holes and enters the liquid inlet of the electromagnetic pump; the touch screen is arranged in the control box and adjacent to the liquid storage tank, the touch screen and the hole are arranged on the same side face of the control box, and the touch screen is vertically fixed on the side face of the control box and used for setting the working quantity of the electromagnetic pumps by an operator according to needs, realizing the extended function and determining to start working; and a control switch is arranged right below the touch screen, the touch screen is electrified and started by pressing the switch, and the electromagnetic pump is in a preparation working state.
Compared with the prior art, the invention has the following obvious substantive characteristics and obvious advantages:
1. compared with manual injection, the method for automatically injecting the conductive paste by using the machine saves time, improves working efficiency and is beneficial to promoting further development of the electroencephalogram acquisition technology based on the wet electrode;
2. according to the invention, a distributed flexible injection mode is adopted, the injection terminal is connected through the hose, when the conductive paste is injected, a subject can still move the head within a certain range, the comfort level of the subject is improved, and the device belongs to a humanized design;
3. according to the invention, the injection terminal with a vibration function is adopted, so that the conductive paste can efficiently and reliably flow between the electrode and the scalp, the impedance is effectively reduced, the working efficiency is further improved, and a reliable and stable test result is ensured;
4. the invention adopts an expandable channel mode, can select an electromagnetic pump to be switched on according to actual needs, and is compatible with various electroencephalogram caps with different leads, thereby expanding the application range of the invention and being beneficial to the further popularization of brain-computer interaction technology.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of a preferred embodiment of the present invention.
Fig. 2 is a schematic structural view of an injection terminal according to a preferred embodiment of the present invention.
Fig. 3 is a schematic structural view of a vibration motor and a motor cover according to a preferred embodiment of the present invention.
Fig. 4 is a schematic structural view of an electromagnetic pump according to a preferred embodiment of the present invention.
Fig. 5 is a schematic structural view of a control box of the preferred embodiment of the present invention.
Reference numerals: 1. an injection terminal; 11. a liquid outlet of the injection terminal; 12. a liquid inlet of the injection terminal; 13. buckling; 14. a vibration motor; 15. a motor cover; 16. a screw; 17. an injection terminal housing; 2. a hollow hose; 3. an electromagnetic pump; 31. a liquid outlet of the electromagnetic pump; 32. a liquid inlet of the electromagnetic pump; 33. a pump body; 4. a control box; 41. a liquid storage tank; 42. a liquid outlet of the liquid storage tank; 43. a control switch; 44. a touch screen.
Detailed Description
The preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings:
the first embodiment is as follows:
referring to fig. 1, a flexible and expandable conductive paste rapid automatic injection device comprises an injection terminal 1, a hollow hose 2, an electromagnetic pump 3 and a control box 4; the liquid outlet 11 of the injection terminal is connected with an electrode hole position on the electroencephalogram cap, and the liquid inlet 12 of the injection terminal is connected with one end of the hollow hose 2; the other end of the hollow hose 2 is connected with a liquid outlet 31 of the electromagnetic pump; the inlet 32 of the electromagnetic pump is connected with the outlet 42 of the liquid storage tank 41 of the control box 4; the flexible and expandable quick automatic conductive paste injection device realizes the high-efficiency and reliable injection of the conductive paste through the injection terminal 1; the flexible and expandable quick automatic conductive paste injection device also controls the electromagnetic pump 3 through the control box 4 to realize the adjustment of the number of liquid outlet channels, thereby being compatible with electroencephalogram caps with different lead numbers.
The embodiment provides a flexible and extensible conductive paste injection device based on an automatic technology for an operator needing to perform wet electrode-based electroencephalogram acquisition work, and on one hand, the device is compatible with various electroencephalogram caps with different lead numbers by adjusting the number of channels; on the other hand, the device can automatically, quickly and efficiently inject the conductive paste, ensures the reliable conduction between the electrode and the scalp, saves the working time and effectively promotes the further development of the electroencephalogram acquisition technology based on the wet electrode.
Example two:
this embodiment is substantially the same as the first embodiment, and is characterized in that:
referring to fig. 1, 2, 3, 4 and 5, an operator wears the electroencephalogram cap on a subject, determines the number of required injection terminals 1 according to the number of lead connections of the electroencephalogram cap, inserts each injection terminal liquid outlet 11 into each electrode hole of the electroencephalogram cap, and fixes the injection terminals through buckles 13; each injection terminal liquid inlet 12 is connected to each electromagnetic pump liquid outlet 31 through a hollow hose 2; an operator fills the liquid storage tank 41 of the control box 4 with the conductive paste, turns on the control switch 43, sets the number of the electromagnetic pump 3 to be turned on in the touch screen 44, confirms that the corresponding electromagnetic pump 3 starts to pump the conductive paste from the liquid storage tank 41 after the start of the operation, and the conductive paste flows into the electromagnetic pump liquid inlet 32 through the liquid storage tank liquid outlet 42, flows out of the electromagnetic pump liquid outlet 31 and flows into the injection terminal liquid inlet 12 through the hollow hose 2; the conductive paste flows through the micro-vibration motor 14 in the injection terminal 1 and flows out from the injection terminal liquid outlet 11 to the scalp; under the vibration of the vibration motor 14, the conductive paste quickly infiltrates the hair to permeate the scalp surface, and the electric signals between the electrodes and the scalp are efficiently and reliably conducted. The embodiment provides an operator who needs to carry out work based on wet electrode electroencephalogram collection with a device which can adjust the number of the conductive paste injection channels as required and can inject the conductive paste efficiently and reliably in a vibration mode.
Example three:
this embodiment is substantially the same as the above embodiment, and is characterized in that:
in the present embodiment, referring to fig. 1, fig. 2 and fig. 3, the injection terminal 1 is a cylindrical structure, and includes a vibration motor 14, the vibration motor 14 is fixed inside a cylindrical hollow motor cover 15, and the axis of the vibration motor 14 coincides with the axis of the motor cover 15 in spatial position; the top end of the motor cover 15 is a cone which plays a role in guiding flow; the motor cover 15 is fixed on the inner wall of the cylindrical hollow injection terminal cover 17 through three cylindrical screws 16, the axes of the three screws 16 are on the same plane, the included angles are 120 degrees in pairs, the bottom surface of the motor cover 15 and the bottom surface of the injection terminal cover 17 are on the same plane, and the outer diameter of the motor cover 15 is slightly smaller than the inner diameter of the injection terminal cover 17; three L-shaped elastic buckles 13 which are symmetrically distributed in space are fixed on the side surface of the injection terminal outer cover 17, the space included angle of the three buckles 13 is 120 degrees, the top end of one side of each L-shaped buckle 13 is a fixed end and is connected with the side surface of the injection terminal outer cover 17, the top end of the other side of each L-shaped buckle 13 is a free end and is tightly attached to but not fixed with the side surface of the injection terminal outer cover 17, and the edge of the free end of each L-shaped buckle 13 and the bottom surface of the injection terminal outer cover 17 are in the same plane; an operator needs to pull the free end of the L-shaped buckle 13 open, the bottom of the injection terminal 1 is inserted into an electrode hole on the electroencephalogram cap, the free end of the L-shaped buckle 13 is put down, and the injection terminal 1 is fixed in the electrode hole on the electroencephalogram cap under the elastic action of the free end of the L-shaped buckle 13; when the flexible and expandable quick and automatic conductive paste injection device works, the conductive paste enters through the liquid inlet 12 of the injection terminal and flows through the top end of the motor cover 15, and the conductive paste is uniformly distributed, flows through a gap between the motor cover 15 and the injection terminal outer cover 17 and finally flows out to the surface of the scalp through the liquid outlet 11 of the injection terminal.
In this embodiment, referring to fig. 1, 4 and 5, the electromagnetic pump 3 includes a pump body 33, an electromagnetic pump liquid outlet 31 and an electromagnetic pump liquid inlet 32, the cross section of which is circular, when the coil in the pump body 33 is energized, the valve of the electromagnetic pump liquid outlet 31 is closed, the electromagnetic pump liquid inlet 32 generates a low voltage, the conductive paste is sucked out from the liquid storage tank 41 and enters the pump body 33, the valve of the electromagnetic pump liquid outlet 31 is opened along with the decrease of the current, the conductive paste flows out from the pump body 33, and so on, the conductive paste continuously flows out from the electromagnetic pump liquid outlet 31.
In this embodiment, referring to fig. 1, 4 and 5, the control box 4 is a cuboid, the control box 4 is horizontally placed during operation, one side of the upper surface of the control box 4 is inwardly provided with a notch to form a liquid storage tank 41, the side of the liquid storage tank 41 is provided with a plurality of through holes with circular cross sections, which are liquid storage tank liquid outlets 42, the diameter of each through hole is equal to the outer diameter of the electromagnetic pump liquid inlet 32, the electromagnetic pump liquid inlet 32 is fixedly connected with the through hole, and when the electromagnetic pump 3 operates, the conductive paste flows out of the through hole and enters the electromagnetic pump liquid inlet 32; the touch screen 44 is arranged in the control box 4 and adjacent to the liquid storage tank 41, the touch screen 44 and the hole are arranged on the same side face of the control box, and the touch screen 44 is vertically fixed on the side face of the control box 4 and used for setting the working quantity of the electromagnetic pumps 3 according to the requirement of an operator, realizing the extended function and determining to start working; a control switch 43 is arranged right below the touch screen 44, the touch screen 44 is electrified and started when the control switch 43 is pressed, and the electromagnetic pump 3 is in a ready-to-operate state.
In summary, the above-mentioned embodiment of the device for fast and automatically injecting flexible and expandable conductive paste comprises an injection terminal, a hollow hose, an electromagnetic pump and a control box. One end of the injection terminal is connected with an electrode hole position on the electroencephalogram cap, and the other end of the injection terminal is connected with one end of the electromagnetic pump through a hollow hose; the other end of the electromagnetic pump is connected with the liquid storage tank of the control box. The embodiment realizes the high-efficiency, reliable and automatic injection of the conductive paste through the vibration of the injection terminal; the control box is used for controlling the electromagnetic pump to realize the adjustment of the number of the liquid outlet channels, so that the electroencephalogram cap with different lead numbers is compatible.
The above detailed description merely describes preferred embodiments of the present invention and does not limit the scope of the invention. Without departing from the design concept and spirit of the present invention, various changes, substitutions and improvements of the technical solutions of the present invention made by the ordinary operators in the field according to the description and the attached drawings should fall into the protection scope of the present invention. The scope of the invention is defined by the claims.
Claims (5)
1. The utility model provides a quick automatic injection device of flexible extensible conductive paste, includes injection terminal (1), hollow hose (2), electromagnetic pump (3) and control box (4), its characterized in that: the liquid outlet of the injection terminal (1) is connected with an electrode hole position on the electroencephalogram cap, and the liquid inlet of the injection terminal (1) is connected with one end of the hollow hose (2); the other end of the hollow hose (2) is connected with a liquid outlet of the electromagnetic pump (3); a liquid inlet of the electromagnetic pump (3) is connected with a liquid outlet of the liquid storage tank of the control box (4); the high-efficiency reliable injection of the conductive paste is realized through the injection terminal, and the adjustment of the number of liquid outlet channels is realized by controlling the electromagnetic pump (3) through the control box (4), so that the electroencephalogram cap with different lead numbers is compatible.
2. The flexible expandable conductive paste rapid automatic injection device according to claim 1, characterized in that: an operator wears an electroencephalogram cap on a subject by using a flexible and expandable quick and automatic conductive paste injection device, the number of required injection terminals (1) is determined according to the number of lead connections of the electroencephalogram cap, a liquid outlet of each injection terminal (1) is respectively inserted into each electrode hole of the electroencephalogram cap, and the injection terminals are fixed by a buckle (13); the liquid inlet of each injection terminal (1) is connected to the liquid outlet of each electromagnetic pump (3) through a hollow hose (2); an operator fills the liquid storage tank (41) of the control box (4) with the conductive paste, opens the control switch (43), sets the electromagnetic pump number to be opened in the touch screen, confirms that the electromagnetic pump starts to pump the conductive paste from the liquid storage tank after the start, and the conductive paste flows into the liquid inlet of the electromagnetic pump through the liquid storage tank liquid outlet (42), flows out of the liquid outlet of the electromagnetic pump and flows into the liquid inlet of the injection terminal through the hollow hose; the conductive paste flows through the micro vibration motor in the injection terminal (1) and flows out from the liquid outlet of the injection terminal to the scalp; under the vibration of the vibration motor, the conductive paste quickly infiltrates the hair to permeate the scalp surface, and the efficient and reliable conduction between the electrode and the scalp is realized.
3. The flexible expandable conductive paste rapid automatic injection device according to claim 1, characterized in that: the injection terminal (1) is of a cylindrical structure and comprises a vibration motor (14), the vibration motor (14) is fixed inside a cylindrical hollow motor cover (15), and the axis of the vibration motor (14) is superposed with the axis of the motor cover (15) in the spatial position; the top end of the motor cover (15) is a cone and plays a role in guiding flow; the motor cover (15) is fixed on the inner wall of the outer cover of the cylindrical hollow injection terminal (1) through three cylindrical screws, the axes of the three screws are on the same plane, the included angles are 120 degrees in pairs, the bottom surface of the motor cover (15) and the bottom surface of the outer cover of the injection terminal (1) are on the same plane, and the outer diameter of the motor cover (15) is slightly smaller than the inner diameter of the outer cover of the injection terminal (1); three L-shaped elastic buckles (13) which are symmetrically distributed in space are fixed on the side face of the outer cover of the injection terminal (1), the space included angle of the three buckles (13) is 120 degrees, the top end of one side of each L-shaped buckle is a fixed end and is connected with the side face of the outer cover of the injection terminal (1), the top end of the other side of each L-shaped buckle is a free end and is tightly attached to but not fixed with the side face of the outer cover of the injection terminal (1), and the edge of the free end of each L-shaped buckle (13) and the bottom face of the outer cover of the injection terminal (1) are on the same plane; an operator needs to dial the free end of the L-shaped buckle (13), the bottom of the injection terminal (1) is inserted into an electrode hole on the electroencephalogram cap, the free end of the L-shaped buckle (13) is put down, and the injection terminal (1) is fixed in the electrode hole on the electroencephalogram cap under the elastic action of the free end of the L-shaped buckle (13); when the flexible and expandable quick and automatic conductive paste injection device works, the conductive paste enters through the liquid inlet of the injection terminal (1), flows through the top end of the motor cover (15), is uniformly distributed, flows through the gap between the motor cover (15) and the outer cover of the injection terminal (1) and finally flows out of the scalp surface through the liquid outlet of the injection terminal.
4. The flexible expandable conductive paste rapid automatic injection device according to claim 1, characterized in that: the electromagnetic pump (3) comprises a pump body (33), an electromagnetic pump liquid outlet (31) with a circular section and an electromagnetic pump liquid inlet (32); after the coil circular telegram in the pump body (33), electromagnetic pump liquid outlet (32) valve is closed, and electromagnetic pump inlet (32) produce low pressure earlier, and electrically conductive cream is got into the pump body (33) by the suction from the liquid reserve tank, and along with weakening of electric current, electromagnetic pump liquid outlet (31) valve is opened, and electrically conductive cream flows from the pump body (33) in, so reciprocal, and electrically conductive cream is constantly followed electromagnetic pump liquid outlet (31) and is flowed.
5. The flexible expandable conductive paste rapid automatic injection device according to claim 1, characterized in that: the control box (4) is a cuboid, the control box (4) is horizontally placed when in work, one side of the upper surface of the control box (4) is inwards provided with a notch to form a liquid storage tank (41), the side surface of the liquid storage tank (41) is provided with a plurality of through holes with circular sections, namely a liquid outlet (42) of the liquid storage tank (41), the diameter of each hole is equal to the outer diameter of a liquid inlet of the electromagnetic pump, the liquid inlet of the electromagnetic pump is fixedly connected with the corresponding hole, and when the electromagnetic pump works, the conductive paste flows out of the holes and enters the liquid inlet of the electromagnetic pump; a touch screen (44) is arranged in the control box (4) and adjacent to the liquid storage tank (41), the touch screen (44) and the hole are arranged on the same side face of the control box (4), and the touch screen (44) is vertically fixed on the side face of the control box (4) and used for setting the working number of the electromagnetic pumps (3) according to needs by an operator, realizing extended functions and determining to start working; a control switch (43) is arranged right below the touch screen (44), the touch screen (44) is electrified and started when the switch is pressed down, and the electromagnetic pump (3) is in a preparation working state.
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| CN202110717437.7A CN113349804A (en) | 2021-06-28 | 2021-06-28 | Flexible extensible quick automatic conductive paste injection device |
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| CN202110717437.7A CN113349804A (en) | 2021-06-28 | 2021-06-28 | Flexible extensible quick automatic conductive paste injection device |
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