CN112305032B - Spherical nanosensor in-situ measuring device of electrochemistry improved electrode - Google Patents
Spherical nanosensor in-situ measuring device of electrochemistry improved electrode Download PDFInfo
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- CN112305032B CN112305032B CN202011165616.6A CN202011165616A CN112305032B CN 112305032 B CN112305032 B CN 112305032B CN 202011165616 A CN202011165616 A CN 202011165616A CN 112305032 B CN112305032 B CN 112305032B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/283—Means for supporting or introducing electrochemical probes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/062—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces characterised by the geometry of the seat
Abstract
The invention relates to the technical field of nano sensor measurement, in particular to a spherical nano sensor in-situ measurement device of an electrochemical improved electrode, which comprises a bottom box, wherein a through hole is formed in the bottom surface of the bottom box, a rubber sheet is arranged inside the through hole, and a butt joint sheet is inserted into the through hole and fixed on the bottom surface of an electrical measurement substrate; the beneficial effects are that: according to the in-situ measuring device for the spherical nano sensor of the electrochemical improved electrode, the through hole is formed in the bottom surface of the bottom box, the rubber sheet is additionally arranged in the through hole, after the electrical measurement substrate is plugged into the bottom box, the butt joint sheet on the bottom surface of the electrical measurement substrate is inserted into the through hole, the upper portion of the electrical measurement substrate is limited by the limiting ring, bumping and shaking cannot occur, when the electrical measurement substrate needs to be dismounted, the rubber sheet is pushed upwards from the through hole, the butt joint sheet is pushed out from the through hole due to deformation of the rubber sheet, and at the moment, the electrical measurement substrate is lifted in the bottom box, so that the electrical measurement substrate can be taken out of the bottom box conveniently.
Description
Technical Field
The invention relates to the technical field of nano sensor measurement, in particular to an in-situ measurement device for a spherical nano sensor with an electrochemical improved electrode.
Background
The research on biological and chemical sensors in nanometer scale is rapidly developed in recent years. The principle of these nano sensors is that the nano biological and chemical material or nano device is contacted with specific gas or liquid solute, and the characteristic that its electric property can be obviously changed is used to detect the measured gasOr the presence of a liquid solute. In order to further understand the sensing performance of various sensors under different adsorption conditions, in-situ measurement needs to be performed on the nanosensor within a large air pressure variation range, and the liquid environment of the sensing core area needs to be changed during in-situ electrical measurement. An environmental scanning electron microscope is a microscope that provides for surface observation of nanostructures, compositional analysis, at 10 -6 Precision instruments for varying the atmosphere of the sample surface in the range of-100 torr, and for simultaneously achieving measurements of electrical and optical properties (Dantilots, 1986, US Patent No. 4596928; Dantilots, 2004, US Patent No. 6809322; Donald, 2003, Nature Materials, vol.2, pp.511-516). However, environmental scanning electron microscopy for biological and chemical sensor research has several insurmountable weaknesses: after the electrical measurement substrate is loaded into the bottom box, the electrical measurement substrate is inconvenient to take out of the bottom box because the height of the bottom box is greater than that of the electrical measurement substrate; when the electric lead is connected with the electrode on the surface of the electrical measurement substrate every time, the electric lead needs to be penetrated through the bottom box again, and the sealing performance between the electric lead and the bottom box is influenced; traditional apron is connected the back with end box and is dismantled hard, and the leakproofness is not good enough when apron is connected with end box.
Disclosure of Invention
The present invention is directed to an in-situ measurement device for a spherical nanosensor with an improved electrochemical electrode, which solves the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: an in-situ measuring device for a spherical nano sensor of an electrochemical improved electrode comprises a bottom box, wherein an opening is formed in the bottom surface of the bottom box, a rubber sheet is arranged inside the opening, a butt joint sheet is inserted into the opening and fixed on the bottom surface of an electrical measurement substrate, a limiting ring is arranged on the inner wall of the bottom box, a retraction groove is formed in the inner wall of the bottom box, a traction strip is arranged on the surface of the retraction groove, the other end of the traction strip is fixed on the surface of the connection sheet, a winding post is arranged on the surface of the connection sheet, a stopper is arranged on the surface of the winding post, an electric lead is wound on the surface of the winding post and penetrates through a threading hole, a sealing ring is sleeved on the outer side of the electric lead and fixed on the surface of the threading hole, a protective frame is arranged on the outer wall of the bottom box, a clamping screw is arranged on the surface of the protective frame, and a metal bulge is arranged at the end of the clamping screw, the other end of the metal bulge is fixed on the surface of the silica gel ball, the silica gel ball pushes an electric lead into a wire clamping groove, the wire clamping groove is arranged on the surface of a silica gel backing plate, the silica gel backing plate is fixed on the outer wall of the bottom box, a splicing groove is formed in the top surface of the bottom box, a splicing ring is spliced in the splicing groove and is fixed on the bottom surface of the cover plate, a sealing top ring is arranged on the bottom surface of the cover plate, a sealing bottom ring is arranged on the top surface of the bottom box, a positioning hole is formed in the surface of the splicing ring, a bolt is spliced in the positioning hole, the end part of the bolt is provided with a pull ring, a spring is sleeved on the outer side of the bolt and is inserted into the spring groove, the spring groove is arranged on the outer wall of the bottom box, a bracket is arranged on the top surface of the cover plate, the bracket is provided with two groups, and injection valves of a vacuum needle valve and an air/liquid source are respectively arranged above the two groups of brackets, and gas/liquid conduction pipes are inserted into the surfaces of the vacuum needle valve and the injection valve of the gas/liquid source and penetrate through the cover plate.
Preferably, the opening is square column structure, and the butt joint piece is square platelike structure, and the spacing collar is that the section is convex annular structure, and when electricity was measured the substrate and is in the bottom box inside, the spacing collar was in electricity and is measured the top of substrate spacing.
Preferably, the winding and unwinding grooves are two, the two winding and unwinding grooves are symmetrically distributed about the bottom box, the traction strips are of a circular cylinder structure, the traction strips are multiple, the traction strips are distributed in a cross-shaped arrangement mode, the winding columns are of a circular cylinder structure, the blocking heads are of a spherical structure, and the sealing rings are of an annular structure.
Preferably, the protection frame is square frame structure, and the metal arch is provided with two sets ofly, and two sets of metal archs are around the central symmetric distribution of silica gel ball, and the card wire casing is convex structure, and the silica gel backing plate is square plate structure.
Preferably, the assembly groove and the assembly ring are both of an annular structure, the cover plate is of a convex plate-shaped structure, the sealing top ring and the sealing bottom ring are both of an annular structure with a circular arc-shaped section, the diameter of the inner ring of the sealing top ring is smaller than that of the outer ring of the sealing bottom ring, the sealing top ring and the sealing bottom ring are in one-to-one correspondence, the number of the sealing top rings is two, and the sizes of the two sealing top rings are different.
Preferably, the bolt is "T" font cylinder structure, and the surface of pull ring is provided with presses the gasket, presses the gasket to fix at the tip of bolt, and the spring is fixed between the tip plate body of the surface of spring groove and bolt, and the spring groove is annular cylinder structure.
Preferably, the brackets are in an Contraband-shaped structure, the two brackets are symmetrically distributed about the center of the top surface of the cover plate, and the gas/liquid conduction pipe is in an L-shaped structure.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:
1. according to the in-situ measuring device for the spherical nano sensor of the electrochemical improved electrode, the through hole is formed in the bottom surface of the bottom box, the rubber sheet is additionally arranged in the through hole, after the electrical measurement substrate is plugged into the bottom box, the butt joint sheet on the bottom surface of the electrical measurement substrate is inserted into the through hole, the upper part of the electrical measurement substrate is limited by the limiting ring, bumping and shaking cannot occur, when the electrical measurement substrate needs to be removed, the rubber sheet is pushed upwards from the through hole, the butt joint sheet is pushed out from the through hole due to deformation of the rubber sheet, and at the moment, the electrical measurement substrate is lifted in the bottom box, so that the electrical measurement substrate can be taken out of the bottom box conveniently;
2. according to the in-situ measurement device for the spherical nano sensor of the electrochemical improved electrode, the inner wall of the bottom box is provided with the retractable groove, the wire harness structure wound by the power supply lead is additionally arranged in the retractable groove, the part of the electric lead penetrating through the threading hole is blocked by the sealing ring, and the electric lead is extruded in the wire clamping groove by the silica gel ball at the end part of the clamping screw rod, so that the breakage of the joint of the electric lead and the electrode of the electrical measurement substrate caused by the external stretching of the electric lead is avoided;
3. according to the in-situ measuring device for the spherical nano sensor of the electrochemical improved electrode, the cover plate and the bottom box are connected through the splicing ring and the splicing groove, two groups of sealing bottom rings and sealing top rings are additionally arranged on two sides of the splicing position, the connection sealing performance of the cover plate and the bottom box is improved, the surface of the bottom box is additionally provided with the plug pin to fix the splicing ring in the splicing groove, the plug pin is elastically pulled through the spring, and the cover plate can be detached from the bottom box after the plug pin is pulled.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
fig. 4 is an enlarged schematic view of the structure at C in fig. 1.
In the figure: the device comprises a bottom box 1, a through opening 2, a rubber sheet 3, a butt joint sheet 4, an electrical measurement substrate 5, a limiting ring 6, a retraction slot 7, a pulling strip 8, a connecting sheet 9, a winding post 10, a stopper 11, an electrical lead 12, a threading hole 13, a sealing ring 14, a protective frame 15, a clamping screw 16, a metal bulge 17, a silica gel ball 18, a wire clamping slot 19, a silica gel cushion plate 20, a splicing slot 21, a splicing ring 22, a cover plate 23, a sealing top ring 24, a sealing bottom ring 25, a positioning hole 26, a bolt 27, a pull ring 28, a spring slot 29, a spring 30, a bracket 31, a vacuum needle valve 32, an injection valve 33 of a gas/liquid source and a gas/liquid conduction pipe 34.
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 making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: an in-situ measuring device for a spherical nano sensor of an electrochemical improved electrode comprises a bottom box 1, wherein a through hole 2 is formed in the bottom surface of the bottom box 1, a rubber sheet 3 is bonded inside the through hole 2, a butt joint sheet 4 is inserted inside the through hole 2, the butt joint sheet 4 is bonded on the bottom surface of an electrical measurement substrate 5, a limiting ring 6 is bonded on the inner wall of the bottom box 1, the through hole 2 is of a square cylinder structure, the butt joint sheet 4 is of a square plate structure, the limiting ring 6 is of an annular structure with a circular arc-shaped section, when the electrical measurement substrate 5 is positioned inside the bottom box 1, the limiting ring 6 is positioned above the electrical measurement substrate 5 for limiting, the electrical measurement substrate 5 is pushed into the bottom box 1, when the electrical measurement substrate 5 passes through the limiting ring 6 and is placed at the bottom of the bottom box 1, the butt joint sheet 4 is inserted into the through hole 2, at the moment, the electrical measurement substrate 5 cannot rotate, and the upper part of the electrical measurement substrate 5 is limited by the limiting ring 6, the electrical measurement substrate 5 cannot bump and rock in the bottom box 1; when the electrical measurement substrate 5 is removed, firstly removing the electrode connection part of the electrical lead 12 and the electrical measurement substrate 5, then pushing the rubber sheet 3 upwards from the through hole 2, after the butt joint sheet 4 is pushed out from the through hole 2 by the rubber sheet 3, lifting the electrical measurement substrate 5 to cross the limiting ring 6, continuing to push the rubber sheet 3 upwards, jacking the electrical measurement substrate 5 to protrude out of the groove body of the bottom box 1, and then taking the electrical measurement substrate 5 out of the bottom box 1;
the inner wall of the bottom box 1 is provided with a retraction groove 7, a traction strip 8 is adhered to the surface of the retraction groove 7, the other end of the traction strip 8 is adhered to the surface of a connecting sheet 9, a wrapping post 10 is adhered to the surface of the connecting sheet 9, two retaining heads 11 are adhered to the surface of the wrapping post 10, an electric lead 12 is wound on the surface of the wrapping post 10, the electric lead 12 penetrates through a threading hole 13, a sealing ring 14 is sleeved on the outer side of the electric lead 12, the sealing ring 14 is adhered to the surface of the threading hole 13, the retraction groove 7 is provided with two, the two retraction grooves 7 are symmetrically distributed about the bottom box 1, the traction strip 8 is in a circular cylinder structure, a plurality of the traction strips 8 are arranged and distributed in a cross shape, the wrapping post 10 is in the circular cylinder structure, the retaining heads 11 are in a spherical structure, the sealing ring 14 is in a circular ring structure, after the electric lead 12 wound on the surface of the wrapping post 10 is wound, the end part of the electric lead 12 is connected to an electrode of the electrical measurement substrate 5, the part of the electric lead 12 extending out of the bottom box 1 is clamped in the wire clamping groove 19 by a clamping screw 16 matched with a silica gel ball 18, so that the fracture of the electrode joint of the electric lead 12 and the electrical measurement substrate 5 caused by pulling the electric lead 12 from the outer side is avoided, and the gap between the electric lead 12 and the threading hole 13 is filled and sealed by a sealing ring 14;
the outer wall of the bottom box 1 is bonded with a protective frame 15, the surface of the protective frame 15 is in threaded connection with a clamping screw 16, the end part of the clamping screw 16 is welded with a metal bulge 17, the other end of the metal bulge 17 is bonded on the surface of a silica gel ball 18, the silica gel ball 18 pushes an electric lead 12 into a wire clamping groove 19, the wire clamping groove 19 is formed in the surface of a silica gel backing plate 20, the silica gel backing plate 20 is bonded on the outer wall of the bottom box 1, the protective frame 15 is of a square frame structure, two groups of metal bulges 17 are arranged, the two groups of metal bulges 17 are symmetrically distributed about the center of the silica gel ball 18, the wire clamping groove 19 is of an arc-shaped structure, and the silica gel backing plate 20 is of a square plate-shaped structure; the top surface of the bottom box 1 is provided with an assembling groove 21, an assembling ring 22 is inserted in the assembling groove 21, the assembling ring 22 is fixed on the bottom surface of a cover plate 23, a sealing top ring 24 is adhered on the bottom surface of the cover plate 23, a sealing bottom ring 25 is adhered on the top surface of the bottom box 1, the assembling groove 21 and the assembling ring 22 are both in an annular structure, the cover plate 23 is in a convex plate-shaped structure, the sealing top ring 24 and the sealing bottom ring 25 are both in an annular structure with a circular arc-shaped section, the diameter of the inner ring of the sealing top ring 24 is smaller than that of the outer ring of the sealing bottom ring 25, the sealing top rings 24 and the sealing bottom rings 25 are in one-to-one correspondence, the sealing top rings 24 are provided with two sealing top rings 24, the sizes of the two sealing top rings 24 are different, the surface of the assembling ring 22 is provided with a positioning hole 26, a bolt 27 is inserted in the positioning hole 26, the end part of the bolt 27 is adhered with a pull ring 28, the outer side of the bolt 27 is sleeved with a spring 30, the spring 30 is inserted in the spring groove 29, the spring groove 29 is arranged in the outer wall of the bottom box 1, the bolt 27 is in a T-shaped column structure, a pressing gasket is arranged on the surface of the pull ring 28 and fixed at the end of the bolt 27, the spring 30 is fixed between the surface of the spring groove 29 and a plate body at the end of the bolt 27, the spring groove 29 is in an annular column structure, the cover plate 23 is covered at the top of the bottom box 1, meanwhile, fingers pull the pull ring 28 outwards, the pull ring 28 drives the bolt 27 to move outwards, the spring 30 is tensioned, after the assembling ring 22 is inserted into the assembling groove 21, the pull ring 28 is released, the spring 30 pulls the bolt 27 to move back, the end of the bolt 27 is inserted into the positioning hole 26, the cover plate 23 is fixed at the top of the bottom box 1, the sealing top ring 24 and the sealing bottom ring 25 are squeezed between the cover plate 23 and the bottom box 1, and the sealing performance of the connection between the cover plate 23 and the bottom box 1 is improved;
the top surface of the cover plate 23 is adhered with a bracket 31, two groups of brackets 31 are arranged, a vacuum needle valve 32 and an injection valve 33 of a gas/liquid source are respectively adhered above the two groups of brackets 31, the surfaces of the vacuum needle valve 32 and the injection valve 33 of the gas/liquid source are respectively inserted with a gas/liquid conduction pipe 34, the gas/liquid conduction pipe 34 penetrates through the cover plate 23, the brackets 31 are in an Contraband-shaped structure, the two brackets 31 are symmetrically distributed around the top surface center of the cover plate 23, the gas/liquid conduction pipe 34 is in an L-shaped structure, the vacuum needle valve 32 is matched with the gas/liquid conduction pipe 34 to suck vacuum inside the bottom box 1, and the injection valve 33 of the gas/liquid source is matched with the gas/liquid conduction pipe 34 to adjust the internal air pressure difference of the bottom box 1.
The working principle is as follows: when the electric measuring device is used in practice, the electric measuring substrate 5 is pushed into the bottom box 1, when the electric measuring substrate 5 crosses the limiting ring 6 and is placed at the bottom of the groove body of the bottom box 1, the butt joint piece 4 is inserted into the through hole 2, at the moment, the electric measuring substrate 5 cannot rotate, the upper part of the electric measuring substrate 5 is limited by the limiting ring 6, the electric measuring substrate 5 cannot bump and rock in the bottom box 1, after the electric lead 12 wound on the surface of the winding post 10 is wound, the end part of the electric lead 12 is connected to the electrode of the electric measuring substrate 5, the part of the electric lead 12 extending out of the bottom box 1 is clamped in the wire clamping groove 19 by the clamping screw 16 matched with the silica gel ball 18, the phenomenon that the joint of the electric lead 12 and the electrode of the electric measuring substrate 5 is broken due to the fact that the electric lead 12 is pulled from the outer side is avoided, and the gap between the electric lead 12 and the threading hole 13 is filled and sealed by the sealing ring 14; when the electrical measurement substrate 5 is removed, firstly removing the electrode connection part of the electrical lead 12 and the electrical measurement substrate 5, then pushing the rubber sheet 3 upwards from the through opening 2, after the rubber sheet 3 pushes the butt piece 4 out of the through opening 2, the electrical measurement substrate 5 is lifted to cross the spacing ring 6, continuing to push the rubber sheet 3 upwards, pushing the electrical measurement substrate 5 to protrude from the groove body of the bottom box 1, namely taking the electrical measurement substrate 5 out of the bottom box 1, when the electrical measurement substrate 5 is installed in the bottom box 1, covering the cover plate 23 on the top of the bottom box 1, simultaneously pulling the pull ring 28 outwards by fingers, driving the plug pin 27 to move outwards by the pull ring 28, tensioning the spring 30, when the assembling ring 22 is inserted into the assembling groove 21, loosening the pull ring 28, pulling the plug pin 27 to move backwards by the spring 30, inserting the end part of the plug pin 27 into the positioning hole 26, fixing the cover plate 23 on the top of the bottom box 1 at the moment, and extruding the sealing top ring 24 and the sealing bottom ring 25 between the cover plate 23 and the bottom box 1, the sealing performance of the connection between the cover plate 23 and the bottom box 1 is improved, the vacuum needle valve 32 is matched with the gas/liquid transmission pipe 34 to suck vacuum inside the bottom box 1, and the injection valve 33 of a gas/liquid source is matched with the gas/liquid transmission pipe 34 to adjust the gas pressure difference inside the bottom box 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a spherical nanosensor normal position measuring device of electrochemistry improved generation electrode, includes end box (1), its characterized in that: the bottom surface of the bottom box (1) is provided with an opening (2), a rubber sheet (3) is arranged inside the opening (2), a butt piece (4) is inserted into the opening (2), the butt piece (4) is fixed on the bottom surface of an electrical measurement substrate (5), a limiting ring (6) is arranged on the inner wall of the bottom box (1), a winding and unwinding groove (7) is formed in the inner wall of the bottom box (1), a traction strip (8) is arranged on the surface of the winding and unwinding groove (7), the other end of the traction strip (8) is fixed on the surface of a connecting piece (9), a winding post (10) is arranged on the surface of the connecting piece (9), a retaining head (11) is arranged on the surface of the winding post (10), an electric lead (12) is wound on the surface of the winding post (10), the electric lead (12) penetrates through holes (13), and a sealing ring (14) is sleeved on the outer side of the electric lead (12), the sealing ring (14) is fixed on the surface of the threading hole (13), the outer wall of the bottom box (1) is provided with a protective frame (15), the surface of the protective frame (15) is provided with a clamping screw (16), the end part of the clamping screw (16) is provided with a metal bulge (17), the other end of the metal bulge (17) is fixed on the surface of a silica gel ball (18), the silica gel ball (18) pushes an electric lead (12) into a wire clamping groove (19), the wire clamping groove (19) is arranged on the surface of a silica gel backing plate (20), the silica gel backing plate (20) is fixed on the outer wall of the bottom box (1), a splicing groove (21) is arranged on the top surface of the bottom box (1), a splicing ring (22) is spliced inside the splicing groove (21), the splicing ring (22) is fixed on the bottom surface of the cover plate (23), and a sealing top ring (24) is arranged on the bottom surface of the cover plate (23), the top surface of the bottom box (1) is provided with a sealing bottom ring (25), the surface of the assembling ring (22) is provided with a positioning hole (26), a bolt (27) is inserted into the positioning hole (26), a pull ring (28) is arranged at the end part of the bolt (27), a spring (30) is sleeved outside the bolt (27), the spring (30) is inserted into a spring groove (29), the spring groove (29) is arranged on the outer wall of the bottom box (1), the top surface of the cover plate (23) is provided with a bracket (31), two groups of brackets (31) are arranged, a vacuum needle valve (32) and an injection valve (33) of an air/liquid source are respectively arranged above the two groups of brackets (31), and gas/liquid conducting pipes (34) are inserted into the surfaces of the vacuum needle valve (32) and the injection valve (33) of the gas/liquid source, and the gas/liquid conducting pipes (34) penetrate through the cover plate (23).
2. The in-situ measurement device for the spherical nanosensor of the electrochemical modified electrode as set forth in claim 1, wherein: opening (2) are square column body structure, and butt-joint piece (4) are square plate structure, and spacing collar (6) are that the section is convex annular structure, and when electricity measured substrate (5) was in end box (1) inside, spacing collar (6) were in electricity measured the top of substrate (5) spacingly.
3. The in-situ measurement device for the spherical nanosensor of the electrochemical modified electrode as set forth in claim 1, wherein: receive and release groove (7) and be provided with two, two receive and release groove (7) about end box (1) symmetric distribution, pull strip (8) are the circular cylinder structure, pull strip (8) are provided with a plurality ofly, and a plurality of pull strip (8) are "ten" font and arrange and distribute, and wrapping post (10) are the circular cylinder structure, and dog (11) are spherical structure, and sealing ring (14) are the ring shape structure.
4. The in-situ measurement device for the spherical nanosensor of the electrochemical modified electrode as set forth in claim 1, wherein: the protective frame (15) is of a square frame structure, the metal protrusions (17) are arranged in two groups, the two groups of metal protrusions (17) are symmetrically distributed about the center of the silica gel ball (18), the wire clamping grooves (19) are of arc-shaped structures, and the silica gel base plate (20) is of a square plate-shaped structure.
5. The in-situ measurement device for the spherical nanosensor of the electrochemical modified electrode as set forth in claim 1, wherein: piece together group groove (21) and piece together group ring (22) and all be the loop configuration, apron (23) are "protruding" font platelike structure, and sealed apical ring (24) and sealed bottom ring (25) all are the section and are convex loop configuration, and the inner ring diameter of sealed apical ring (24) is less than the outer loop diameter of sealed bottom ring (25), and sealed apical ring (24) and sealed bottom ring (25) one-to-one, sealed apical ring (24) are provided with two, and two sealed apical ring (24) sizes are different.
6. The in-situ measurement device for the spherical nanosensor of the electrochemical modified electrode as set forth in claim 1, wherein: the bolt (27) is of a T-shaped cylinder structure, the surface of the pull ring (28) is provided with a pressing gasket, the pressing gasket is fixed at the end part of the bolt (27), the spring (30) is fixed between the surface of the spring groove (29) and the end plate body of the bolt (27), and the spring groove (29) is of an annular cylinder structure.
7. The in-situ measurement device for the spherical nanosensor with electrochemical modified electrode as claimed in claim 1, wherein: the brackets (31) are in an Contraband-shaped structure, the two brackets (31) are symmetrically distributed around the center of the top surface of the cover plate (23), and the gas/liquid conduction pipe (34) is in an L-shaped structure.
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