CN114800453A

CN114800453A - Electrode clamping device for liquid interaction

Info

Publication number: CN114800453A
Application number: CN202210609897.2A
Authority: CN
Inventors: 刘文昊; 韩传亮; 蔚鹏飞; 王立平
Original assignee: Shenzhen Institute of Advanced Technology of CAS
Current assignee: Shenzhen Institute of Advanced Technology of CAS
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-07-29
Anticipated expiration: 2042-05-31
Also published as: CN114800453B

Abstract

The invention discloses an electrode clamping device for liquid interaction, and belongs to the technical field of liquid interaction. According to the electrode clamping device for liquid interaction, the electrode can be fixedly arranged on the clamping rod, the clamping rod is controlled to slide along the chuck, so that the electrode extends into the container and is in contact with the wetting liquid contained in the container for wetting dyeing or cleaning, the chuck is utilized to support the clamping rod, the phenomenon that hands of experimenters shake accidentally to cause the electrode to collide or break can be effectively avoided, and the electrode is protected; meanwhile, the clamping adjusting piece is controlled to enable the clamping head to clamp the clamping rod, so that the electrode can be kept in the state after the electrode extends into the container and is contacted with the immersion liquid, an experimenter does not need to hold the electrode for a long time, and the electrode is further protected; the container is fixedly arranged on the base, the position consistency of the container can be ensured, the relative position between the container and the electrode does not need to be adjusted before each infiltration, and the electrode can be prevented from colliding with the container.

Description

Electrode clamping device for liquid interaction

Technical Field

The invention relates to the technical field of liquid interaction, in particular to an electrode clamping device for liquid interaction.

Background

In the field of neuroscience experiments, for a multi-channel silicon electrode used in body electrophysiology, an infiltration liquid operation is usually required before recording to dye dyes, and after recording is finished, the infiltration liquid operation is still required to finish a cleaning process.

In the prior art, the experiment personnel often adopt handheld electrode to soak liquid operation, because silicon electrode colour is transparent, the structure is comparatively fragile, and expensive, appears colliding with even breaking easily, causes irreversible damage to the electrode, influences the experiment progress, increases the experiment cost.

Disclosure of Invention

The invention aims to provide an electrode clamping device for liquid interaction, which avoids electrode damage and improves experiment efficiency.

In order to realize the purpose, the following technical scheme is provided:

an electrode clamping device for fluid interaction, comprising:

a base;

the upright post is fixedly arranged on the base;

the container is fixedly arranged on the base;

the clamping rod is provided with a fixing part, and the fixing part is used for being connected with an installation part of an electrode so as to fix the electrode on the clamping rod;

the chuck, chuck detachably locates the stand, the clamping-bar clamp is located the chuck can be followed the chuck slides, so that the electrode can stretch into in the container, the chuck is equipped with the centre gripping regulating part, the centre gripping regulating part is used for adjusting the chuck centre gripping the clamping-force of clamping-bar.

As an alternative to the electrode holding device for liquid interaction, an included angle a is provided between the upright and the top surface of the base, and a is an acute angle.

As an alternative to the electrode holding means for liquid interaction, the clamping bar is of cylindrical configuration.

As an alternative to the electrode clamping device for fluid interaction, the clamping bar has a first end and a second end opposite along the axial direction thereof, the first end is clamped to the chuck, the second end is provided with a mounting plane, and the mounting plane is parallel to the axis of the clamping bar; the fixing part is arranged on the mounting plane.

As an alternative to the electrode holding device for liquid interaction, the fixing portion is a groove opened to the mounting plane.

As an alternative to the electrode holding device for liquid interaction, the second end is further provided with an avoiding inclined surface arranged corresponding to the mounting plane, so that the thickness b of the second end of the clamping bar gradually decreases from the first end to the second end along the axial direction of the clamping bar.

As an alternative to the electrode holding device for liquid interaction, one side of the column in the first direction is provided with an extension part, one end of the extension part is fixedly connected with the column, and the other end is detachably connected with the chuck.

As an alternative to the electrode holding means for liquid interaction, the inner diameter of the container gradually increases from the bottom to the mouth of the container.

As an alternative to the electrode holding device for liquid interaction, the electrode holding device for liquid interaction further comprises a reinforcing connecting portion connected between the column and the base.

As an alternative to the electrode clamping device for liquid interaction, the base, the upright and the container are integrally formed by 3D printing;

the chuck is made by 3D printing;

the clamping bar is made by 3D printing.

Compared with the prior art, the invention has the beneficial effects that:

according to the electrode clamping device for liquid interaction, the electrode can be fixedly arranged on the clamping rod, the clamping rod is controlled to slide along the chuck, so that the electrode extends into the container and is in contact with the wetting liquid contained in the container for wetting dyeing or cleaning, the chuck is utilized to support the clamping rod, the phenomenon that hands of experimenters shake accidentally to cause the electrode to collide or break can be effectively avoided, and the electrode is protected; meanwhile, the clamping adjusting piece is controlled to enable the clamping head to clamp the clamping rod, so that the electrode can be kept in the state after the electrode extends into the container and is contacted with the immersion liquid, an experimenter does not need to hold the electrode for a long time, and the electrode is further protected; the container is fixedly arranged on the base, so that the position consistency of the container can be ensured, the relative position between the container and the electrode does not need to be adjusted before each infiltration, the electrode can be prevented from colliding with the container, and the experimental efficiency can be improved.

Drawings

FIG. 1 is a first schematic structural view of an electrode holder for liquid interaction according to an embodiment of the present invention;

FIG. 2 is a second schematic structural view of an electrode clamping device for liquid interaction according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a chuck in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a clamping bar according to an embodiment of the present invention.

Reference numerals:

1. a base; 11. left side; 12. the right side; 13. a front side; 14. a rear side;

2. a column; 21. an extension portion;

3. a chuck; 31. clamping the adjusting piece; 32a, a first jaw; 32b, a second jaw; 33. a clamping cavity; 331. an arc-shaped clamping groove;

4. a clamping bar; 41. a first end; 42. a second end; 43. a mounting plane; 44. a groove; 45. avoiding the inclined plane;

5. a container;

6. the connecting portion is reinforced.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements to be referred to must have specific orientations, be constructed in specific orientations, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

As shown in fig. 1-4, the present embodiment provides an electrode clamping device for liquid interaction, which includes a base 1, a column 2, a chuck 3, a clamping rod 4 and a container 5, wherein the column 2 is fixedly disposed on the base 1; the container 5 is fixedly arranged on the base 1 and is used for containing infiltration liquid so as to perform infiltration dyeing or cleaning on the electrode; the clamping rod 4 is provided with a fixing part which is used for being connected with the mounting part of the electrode so as to fix the electrode on the clamping rod 4; the chuck 3 is detachably arranged on the upright 2, for example, the chuck 3 can be connected with the upright 2 through a bolt, the clamping rod 4 is clamped on the chuck 3 and can slide along the chuck 3, so that the electrode can extend into the container 5, the chuck 3 is provided with a clamping adjusting piece 31, and the clamping adjusting piece 31 is used for adjusting the clamping force of the chuck 3 for clamping the clamping rod 4.

The electrode can be fixedly arranged on the clamping rod 4, the clamping rod 4 is controlled to slide along the chuck 3, so that the electrode extends into the container 5 and contacts with the wetting liquid contained in the container 5 for wetting dyeing or cleaning, the chuck 3 is utilized to support the clamping rod 4, the accidental hand shaking of experimenters can be effectively avoided, the electrode is prevented from being collided or broken, and the electrode is protected; meanwhile, the clamping adjusting piece 31 is controlled to enable the clamping head 3 to clamp the clamping rod 4, so that the electrode can be kept in the state after the electrode extends into the container 5 and is contacted with the immersion liquid, an experimenter does not need to hold the electrode for a long time, and the electrode is further protected; the container 5 is fixedly arranged on the base 1, the position consistency of the container 5 can be ensured, the relative position between the container 5 and the electrode does not need to be adjusted before each infiltration, the electrode can be prevented from colliding with the container 5, and the experimental efficiency is improved.

It should be noted that, because it is often necessary to transfer the electrodes and the experimental materials attached thereto between different experimental devices during the electrophysiological experiments, in order to facilitate the operation, the chuck 3 and the column 2 are detachably connected, so that the chuck 3 can be matched with different experimental devices. When needs shift the electrode, only need pull down chuck 3, the experimenter holds chuck 3 and shifts the electrode to target experiment device, again with chuck 3 install to target experiment device on can, need not be used for the mutual electrode clamping device whole transfer of liquid, it is more convenient.

Optionally, the base 1, the upright column 2 and the container 5 are integrally formed through 3D printing; alternatively, the collet 3 is made by 3D printing; alternatively, the clamping bar 4 is made by 3D printing. The base 1, the upright posts 2, the chucks 3, the clamping rods 4 and the container 5 are all made of non-metal materials and are manufactured by 3D printing, so that the processing period is short, the cost is low, the processing precision is high, the components are stably assembled, and the effect of avoiding accidental electrode collision can be achieved; meanwhile, electromagnetic interference can be isolated during recording, and normal work of the electrode is prevented from being influenced.

Optionally, the chuck 3 includes two opposite jaws, the two jaws are spaced apart from each other to form a clamping cavity 33 between the two jaws, the clamping rod 4 is inserted into the clamping cavity 33, and the distance between the two jaws is adjusted by the clamping adjusting member 31, so that the two jaws approach or move away from each other, thereby achieving the purpose of clamping or releasing the clamping rod 4. When the two jaws grip the clamping bar 4, the clamping bar 4 is fixed, i.e. cannot move relative to the chuck 3. When the two jaws release the clamping bar 4, the clamping bar 4 can move relative to the chuck 3 so that the electrode mounted on the clamping bar 4 can be inserted into or withdrawn from the container 5.

In this embodiment, the clamping adjusting member 31 is a bolt, for convenience of description, the two clamping jaws are respectively denoted as a first clamping jaw 32a and a second clamping jaw 32b, one end of the bolt passes through the first clamping jaw 32a and is in threaded connection with the second clamping jaw 32b, and the head of the bolt can be abutted against the first clamping jaw 32a by rotating the bolt, so that the first clamping jaw 32a and the second clamping jaw 32b are close to clamp the clamping rod 4; the first jaw 32a and the second jaw 32b are then rotated in opposite directions to release the clamping rod 4, so as to control the movement of the clamping rod 4 relative to the chuck 3.

Optionally, an included angle a is formed between the upright column 2 and the top surface of the base 1, and a is an acute angle. In other words, stand 2 slope is located on base 1, so set up, and the experimenter of being convenient for utilizes equipment such as microscope to observe the state on electrode tip surface, if whether the brain tissue sanitizes, whether the dyestuff attaches to etc to play the effect of dodging equipment such as microscope.

In this embodiment, the contained angle a between the top surface of stand 2 and base 1 is 30, can satisfy the demand of dodging equipment such as microscope, still is favorable to the electrode to stretch into container 5 to avoid electrode and container 5 to collide with.

Alternatively, the clamping bar 4 is a cylindrical structure, and the clamping bar 4 can be rotated to adjust the phase position relationship between the electrode and the container 5, and facilitate the alignment of the fixing part of the clamping bar 4 and the mounting part of the electrode, thereby improving the assembly efficiency and precision of the two. Correspondingly, the two clamping jaws are provided with arc-shaped clamping grooves 331 matched with the cylindrical clamping rod 4, and the arc-shaped clamping grooves 331 of the two clamping jaws are oppositely arranged to form the clamping cavity 33, so that the clamping rod 4 can be stably clamped without influencing the rotation of the clamping rod 4.

Optionally, the clamping rod 4 has a first end 41 and a second end 42 opposite to each other along the axial direction thereof, the first end 41 is clamped on the chuck 3, the second end 42 is provided with a mounting plane 43, and the mounting plane 43 is parallel to the axial line of the clamping rod 4; the fixing portion is provided on the mounting plane 43. The electrode is fixedly arranged on the mounting plane 43, so that the connection stability of the electrode and the clamping rod 4 can be ensured, and the electrode can be prevented from falling off or accidentally colliding.

Optionally, the fixing portion is a groove 44 opened in the mounting plane 43. It should be noted that the mounting portion of the electrode is specifically a clamping protrusion, and the clamping protrusion is clamped with the groove 44, so that the electrode can be fixedly mounted on the clamping rod 4, and the operation is convenient.

Further, the second end 42 is provided with an avoiding inclined surface 45 corresponding to the mounting plane 43, so that the thickness b of the second end 42 of the clamping rod 4 is gradually reduced from the first end 41 to the second end 42 along the axial direction of the clamping rod 4, the avoiding inclined surface 45 can be used for avoiding the container 5, the clamping rod 4 is prevented from colliding with the container 5, and the electrode damage is avoided.

Optionally, one side of the upright 2 along the first direction is provided with an extension portion 21, one end of the extension portion 21 is fixedly connected with the upright 2, and the other end is detachably connected with the chuck 3. So set up for have certain distance between clamping bar 4 and the stand 2, be convenient for make electrode and clamping bar 4 assembly to the problem that the electrode collided with stand 2 easily can not appear.

As shown in fig. 1, in the present embodiment, the base 1 has a left side 11 and a right side 12 opposite to each other in a first direction, and further has a front side 13 and a rear side 14 opposite to each other in a second direction perpendicular to the first direction. The bottom and the base 1 fixed connection of stand 2, and the top of stand 2 inclines to rear side 14, and extension 21 self-reliance post 2 extends to the left side 11 of base 1, can effectively dodge equipment such as microscope, and the state of the experimental materials of being convenient for observe in real time among the experimentation.

Optionally, the inner diameter of the container 5 gradually increases from the bottom to the mouth of the container 5, so that the electrode can conveniently extend into the container 5 and the electrode can be prevented from colliding with the container 5.

Optionally, the electrode clamping device for liquid interaction further comprises a reinforcing connecting part 6, and the reinforcing connecting part 6 is connected between the upright 2 and the base 1 to ensure the connection stability of the upright 2 and the base 1.

In this embodiment, strengthen connecting portion 6 for enclosing the boss of locating the junction of stand 2 and base 1, the boss prints integrated into one piece through 3D with base 1 and stand 2 together, increases stand 2 and base 1's joint strength on the one hand, and another direction increases base 1 weight, can avoid being used for the interactive electrode clamping device of liquid to appear empting the scheduling problem.

It is to be noted that the foregoing description is only exemplary of the invention and that the principles of the technology may be employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. An electrode clamping device for fluid interaction, comprising:

a base (1);

the upright post (2), the upright post (2) is fixedly arranged on the base (1);

the container (5), the said container (5) is fixed to the said base (1);

the electrode clamping device comprises a clamping rod (4), wherein the clamping rod (4) is provided with a fixing part, and the fixing part is used for being connected with an installation part of an electrode so as to fix the electrode on the clamping rod (4);

chuck (3), chuck (3) detachably locates stand (2), clamping bar (4) press from both sides and locate chuck (3) can be followed chuck (3) slide, so that the electrode can stretch into in container (5), chuck (3) are equipped with centre gripping regulating part (31), centre gripping regulating part (31) are used for adjusting chuck (3) centre gripping the clamping-force of clamping bar (4).

2. The electrode holding device for liquid interaction according to claim 1, wherein an included angle a is provided between the upright (2) and the top surface of the base (1), and a is an acute angle.

3. Electrode clamping device for liquid interaction according to claim 1, characterized in that the clamping bar (4) is of cylindrical configuration.

4. The electrode clamping device for liquid interaction according to claim 1, wherein the clamping bar (4) has a first end (41) and a second end (42) axially opposite thereto, the first end (41) being clamped to the chuck (3), the second end (42) being provided with a mounting plane (43), the mounting plane (43) being parallel to the axis of the clamping bar (4); the fixing part is arranged on the mounting plane (43).

5. The electrode holding device for liquid interaction according to claim 4, wherein the fixing portion is a groove (44) opened to the mounting plane (43).

6. The electrode clamping device for liquid interaction according to claim 4, wherein the second end (42) is further provided with an escape ramp (45) arranged in correspondence with the mounting plane (43) such that the thickness b of the second end (42) of the clamping bar (4) decreases gradually from the first end (41) to the second end (42) in the axial direction of the clamping bar (4).

7. The electrode holding device for liquid interaction according to claim 1, wherein an extension (21) is provided at one side of the upright (2) along the first direction, one end of the extension (21) is fixedly connected with the upright (2), and the other end is detachably connected with the chuck (3).

8. The electrode holding device for liquid interaction according to claim 1, wherein the inner diameter of the container (5) gradually increases from the bottom to the mouth of the container (5).

9. The electrode holding device for liquid interaction according to claim 1, further comprising a reinforcing connection (6), wherein the reinforcing connection (6) is connected between the upright (2) and the base (1).

10. The electrode holding device for liquid interaction according to any one of claims 1 to 9, wherein the base (1), the upright (2) and the container (5) are integrally formed by 3D printing;

the chuck (3) is manufactured by 3D printing;

the clamping rod (4) is made through 3D printing.