CN114214691A - A chloridizing device that is used for developments blood glucose sensor's microelectrode needle to chloridize - Google Patents
A chloridizing device that is used for developments blood glucose sensor's microelectrode needle to chloridize Download PDFInfo
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- CN114214691A CN114214691A CN202111608039.8A CN202111608039A CN114214691A CN 114214691 A CN114214691 A CN 114214691A CN 202111608039 A CN202111608039 A CN 202111608039A CN 114214691 A CN114214691 A CN 114214691A
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- chlorination
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
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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
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14503—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue invasive, e.g. introduced into the body by a catheter or needle or using implanted sensors
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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
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention provides a chlorination device for chlorination of a microelectrode needle of a dynamic blood glucose sensor, which comprises a bottom box, a containing assembly, an anode assembly and a cathode assembly, wherein the bottom box is provided with a chlorination chamber for containing a chlorination solution, and the containing assembly is assembled on the bottom box; the accommodating component comprises an accommodating groove position, the microelectrode needle is assembled to the accommodating groove position through a carrier, and at least one part of the microelectrode needle is inserted into the chlorination solution in the chlorination chamber; the anode assembly is arranged on the containing assembly and is electrically connected with the microelectrode needle on the containing assembly, the cathode assembly is immersed in the chlorination solution and is respectively connected with an external power supply through the anode assembly and the cathode assembly, and the part of the microelectrode needle inserted into the chlorination solution forms a chlorination layer on the outer surface. The micro-electrode needle storage device is simple and reasonable in structure and low in operation difficulty, improves the convenience of chlorination operation, can be used for simultaneously storing a plurality of micro-electrode needles, realizes synchronous chlorination operation, improves the working efficiency, and is suitable for batch production.
Description
Technical Field
The embodiment of the invention relates to the technical field of mechanical manufacturing, in particular to a chlorination device for chlorination of a microelectrode needle of a dynamic blood glucose sensor.
Background
Glucose detection is important for diabetics, and by glucose detection, it can be determined when to inject insulin to lower the glucose level in the body, or to supplement glucose to bring the glucose to normal levels. The dynamic blood sugar sensor is a detection instrument capable of collecting blood sugar data of a human body, and is widely used in glucose detection of diabetics, and the dynamic blood sugar sensor is a common disposable product, so that the demand of the dynamic blood sugar sensor is huge.
At present, chlorination treatment of a microelectrode needle of an existing dynamic blood glucose sensor is complex and cannot be carried out in batches, so that working efficiency is low, and a production period is prolonged.
Disclosure of Invention
The embodiment of the invention provides a chlorination device for chlorinating a microelectrode needle of a dynamic blood glucose sensor, aiming at the problems that the chlorination treatment of the existing dynamic blood glucose sensor is complex, cannot be carried out in batches and is low in manufacturing efficiency.
In order to solve the above technical problems, an embodiment of the present invention provides a chlorination device for chlorinating a microelectrode needle of a dynamic blood glucose sensor, including a bottom case, a storage assembly, an anode assembly for connecting to a positive electrode of an external power supply, and a cathode assembly for connecting to a negative electrode of the external power supply, wherein: a chlorination chamber for containing a chlorination solution is formed on the top surface of the bottom box, the receiving assembly is detachably assembled on the bottom box, and the receiving assembly is positioned above an opening at the top of the chlorination chamber; the accommodating component comprises an accommodating groove position, the micro-electrode needle is assembled to the accommodating groove position through a plurality of carriers, and when the accommodating component is assembled to the bottom box, at least one part of the micro-electrode needle is inserted into the chlorination solution in the chlorination chamber;
the anode assembly is detachably mounted on one side, back to the bottom box, of the accommodating assembly, the anode assembly is electrically connected with the part, not inserted into the chlorination solution, of the micro-electrode needle on the accommodating assembly, the cathode assembly is immersed into the chlorination solution, the anode assembly and the cathode assembly are respectively connected with an external power supply, and the micro-electrode needle is inserted into the chlorination layer formed on the outer surface of the part, facing away from the bottom box, of the chlorination solution.
Preferably, the cathode assembly comprises a conductive cable and at least one titanium net, the chlorination chamber comprises at least one mounting position matched with the titanium net, each titanium net is assembled and fixed in the chlorination chamber in a mode of limiting the mounting position, and the cathode assembly is electrically connected with a negative electrode of an external power supply through the conductive cable.
Preferably, the bottom of the chlorination chamber is provided with at least one stirring position corresponding to an external magnetic stirrer, a stirring magneton is arranged in each stirring position, and each stirring magneton is driven by the external magnetic stirrer to suspend and stir the chlorination solution contained in the chlorination chamber.
Preferably, the stirring positions in the chlorination chamber are located on one side of the installation position facing the bottom of the bottom box, and the thickness of the bottom plate of the bottom box corresponding to each stirring position is smaller than that of other parts of the bottom plate.
Preferably, the bottom box and the containing assembly are respectively made of teflon materials; or the surfaces of the bottom box and the receiving assembly comprise Teflon coatings;
when the containing assembly is assembled on the bottom box, the plane of the micro-electrode needle on the containing assembly is parallel to the bottom surface of the bottom box.
Preferably, the anode assembly includes a housing, a circuit board and a plurality of elastic probes mounted on the circuit board, and the circuit board is mounted and fixed by a mounting plate on the housing toward one side of the receiving assembly: the circuit board comprises a connecting circuit and a conductive contact for electrically connecting with the anode of an external power supply, and the elastic probes are electrically connected with the conductive contact through the connecting circuit;
when the anode assembly is assembled on the accommodating assembly, the spring heads of the elastic probes on the circuit board are respectively pressed on the carriers and are electrically connected with the microelectrode needles assembled on the carriers through each carrier.
Preferably, the accommodating slot comprises a plurality of carrier accommodating positions which are sequentially arranged along the length direction of the accommodating assembly, and each carrier accommodating position corresponds to at least two elastic probes on the circuit board when the anode assembly is assembled on the accommodating assembly.
Preferably, the receiving assembly comprises a first receiving member and a second receiving member which are respectively annular in cross section, and the first receiving member and the second receiving member are integrally assembled in a limiting manner through a plurality of pins; an annular groove is formed between the first receiving component and the second receiving component in an enclosing manner, the receiving groove is formed by the annular groove, and the annular groove is adapted to clamping edges on two sides of the carrier;
the first receiving component is provided with an assembling channel communicated with one side of the annular groove on one side, which faces away from the second receiving component, and the carrier is installed and fixed on the receiving component in a mode that the clamping edge is installed in the annular groove through the assembling channel.
Preferably, the receiving assembly further comprises a limiting bolt and a mounting block, and the limiting bolt is fixedly connected to the mounting block;
an installation channel communicated with the outside and the annular groove is further arranged between the first accommodating component and the second accommodating component, the installation channel is located on one side, facing the assembly channel, of the annular groove, the limiting bolt is fixed into the installation channel through the installation block, and at least one part of the limiting bolt is inserted into the annular groove by driving the limiting bolt, so that the carrier is locked in the annular groove.
Preferably, a plurality of first fixing hole groups are arranged on one side of the containing assembly, which faces away from the bottom box, the anode assembly is provided with a plurality of second fixing hole groups matched with the plurality of first fixing hole groups, the anode assembly is fixedly connected to the containing assembly through a plurality of bolts penetrating through the first fixing hole groups and the second fixing hole groups, and the containing assembly close the chlorination chamber;
the chlorination device further comprises a top cover plate, wherein the top cover plate is provided with a plurality of third fixed hole groups matched with the first fixed hole groups, and the top cover plate is fixedly connected to the storage assembly through second screws penetrating through the first fixed hole groups and the second fixed hole groups, and the storage assembly is closed to the chlorination chamber.
The chlorination device for chlorinating the microelectrode needle of the dynamic blood glucose sensor provided by the embodiment of the invention has the following beneficial effects: by arranging the containing assembly, the cathode assembly and the anode assembly, the containing assembly can contain the microelectrode needle, so that part of the microelectrode needle is inserted into a chlorination solution in the chlorination chamber, and the cathode assembly and the anode assembly are connected with an external power supply, so that a chlorination layer is formed on the outer surface of the microelectrode needle in an electrolysis mode, the structure is simple and reasonable, the operation difficulty is low, and the convenience of chlorination operation can be improved; because accomodate the subassembly and be equipped with and accomodate the trench to can accomodate many microelectrode needles simultaneously, realize the chlorination operation of many microelectrode needles, improve work efficiency greatly, be fit for batch production, and then can effectively shorten production cycle.
Drawings
FIG. 1 is a schematic structural diagram of a chlorination device for micro-electrode needle chlorination of a dynamic blood glucose sensor provided by an embodiment of the invention;
FIG. 2 is a schematic structural diagram illustrating the disassembly of a chlorination device for microelectrode needle chlorination of a dynamic blood glucose sensor provided by an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a cross section of a chlorination device for micro-electrode needle chlorination of a dynamic blood glucose sensor provided by an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of an anode assembly of a chlorination device for micro-electrode needle chlorination of a dynamic blood glucose sensor provided by an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a containing assembly of a chlorination device for chlorination of microelectrode needles of a dynamic blood glucose sensor provided by an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Fig. 1 is a schematic structural diagram of a chlorination device for micro-electrode needle chlorination of a dynamic blood glucose sensor according to an embodiment of the present invention, which can be applied to the field of mechanical manufacturing technology, in particular to a chlorination cassette that requires chlorination and can simultaneously perform a storage function. The chlorination device for chlorinating the microelectrode needle of the dynamic blood glucose sensor in the embodiment is mainly used for chlorination treatment of the microelectrode needle.
Referring to fig. 2, the chlorination apparatus for chlorination of microelectrode needles of dynamic blood glucose sensors in this embodiment includes a bottom case 1, a receiving assembly 2, an anode assembly 3 and a cathode assembly 4, wherein the anode assembly 3 is mainly used for electrically connecting with a positive electrode of an external power source, and the cathode assembly 4 is mainly used for electrically connecting with a negative electrode of the external power source and is used as a cathode for electrolysis. In order to facilitate the fabrication of the microelectrode needle 52, the microelectrode needle 52 is usually fixed on the carrier 51, i.e. the microelectrode needle 52 is fixed by the carrier 51, and the portion (e.g. the needle tip) of the microelectrode needle 52 to be fabricated protrudes from the carrier 51 and is suspended for the subsequent process, such as chlorination.
Further, the top surface of the base case 1 is formed with a chlorination chamber 11 for containing a chlorination solution, the housing assembly 2 is detachably mounted on the base case 1, and the housing assembly 2 is located above an opening of the top of the chlorination chamber 11. In practical application, the detachable connection mode between the receiving assembly 2 and the bottom case 1 can be determined according to practical situations; for example, the receiving assembly 2 is fixedly connected to the bottom case 1 in a pin-limiting manner; alternatively, the receiving assembly 2 is fixedly connected to the bottom case 1 by means of screw locking.
The receiving component 2 comprises a receiving slot 21, and the shape and size of the receiving slot 21 are matched with those of the carrier 51; since the micro-electrode needle 52 is fixed to the carrier 51, the micro-electrode needle 52 can be fitted to the housing slot 21 by means of several carriers 51. Of course, the number of the micro-electrode pins 52 that can be fixed on each carrier 51 can be determined according to the actual situation, at least two micro-electrode pins 52 are fixed on the carrier 51 of the embodiment, and the carrier 51 includes a conductive body made of a metal material, and when the micro-electrode pins 52 are assembled on the carrier 51, the conductive body of the carrier 51 is electrically connected with each micro-electrode pin 52 assembled on the carrier 51.
When the containing assembly 2 is assembled on the bottom case 1, at least a part of the microelectrode needle 52 is inserted into the chlorination chamber 11, and in order to ensure that at least a part of the microelectrode needle 52 can be reliably inserted into the chlorination solution, the length of the part of the microelectrode needle 52 inserted into the chlorination chamber 11 is greater than or equal to one half of the depth of the chlorination chamber 11.
Specifically, the anode assembly 3 is detachably mounted (e.g., by screw locking connection) to a side of the receiving assembly 2 facing away from the back box 1, and when the anode assembly 3 is assembled to the receiving assembly 2, the anode assembly 3 is electrically connected to a portion of the microelectrode needle 52 on the receiving assembly 2 where the chlorination solution is not inserted, so that the microelectrode needle 52 serves as an anode for electrolysis.
Particularly, the anode assembly 3 can be specifically connected to the conductive main body of the carrier 51, and then the conductive main body is used for electrically connecting the conductive main body with the plurality of micro-electrode needles 52 on the carrier 51, so that the electrical connection between the anode assembly 3 and the plurality of micro-electrode needles 52 can be reliably ensured, the anode assembly 3 and the plurality of micro-electrode needles 52 do not need to be in one-to-one correspondence during assembly, the operation convenience is favorably improved, the design difficulty is reduced, and the overall structure is simplified. In addition, because the volume of the micro-electrode needle 52 is small, the carrier 51 is electrically connected with the anode assembly 3, so that the problem that the micro-electrode needle 52 is dislocated and cannot be electrically connected with the anode assembly 3 is solved, the chlorination failure caused by the failure of electrifying the micro-electrode needle 52 is prevented, and the product yield is ensured.
When the chlorination device is used, firstly, a chlorination solution is added into the chlorination chamber 11 of the bottom box 1, the anode assembly 3 is immersed into the chlorination solution, then the micro-electrode needle 52 is assembled on the containing assembly 2 through the carrier 51, then the containing assembly 2 is assembled on the bottom box 1, then the anode assembly 3 is assembled on the containing assembly 2, finally, the anode assembly 3 and the anode assembly 3 are connected with an external power supply, and the external power supply is used for forming a chlorination layer on the outer surface of the part, inserted into the chlorination solution, of the micro-electrode needle 52, so that the chlorination treatment of the micro-electrode needle 52 is completed.
Above-mentioned a chlorination device that is used for developments blood glucose sensor's microelectrode needle chlorination accomodates subassembly 2, negative pole group price and positive pole subassembly 3 through setting up, thereby can accomodate microelectrode needle 52 by accomodating subassembly 2, and make in the part of microelectrode needle 52 inserts the chlorination solution in chlorination chamber 11, connect external power source by negative pole subassembly 4 and positive pole subassembly 3 afterwards, and then form the chlorination layer at microelectrode needle 52's surface through the mode of electrolysis, in order to accomplish microelectrode needle 52's chlorination, above-mentioned simple structure is reasonable, and the operation degree of difficulty is lower, chlorination operation's convenience has been improved greatly. Moreover, the accommodating assembly 2 is provided with the accommodating groove 21, so that a plurality of micro-electrode needles 52 can be accommodated at the same time, the chlorination operation of the plurality of micro-electrode needles 52 is realized, the working efficiency is greatly improved, the batch production is suitable, and the production period can be effectively shortened.
Referring to fig. 3, in one embodiment of the present invention, the cathode assembly 4 comprises a conductive cable 42 and at least one titanium mesh 41, and each titanium mesh 41 is electrically connected to the negative electrode of the external power source through the conductive cable 42. Two titanium meshes 41 are preferably provided, although a plurality of titanium meshes 41, for example three, four, etc., may be provided when the chlorination chamber 11 has a large volume.
In addition, at least one installation position matched with the titanium net 41 is arranged in the chlorination chamber 11, so that each titanium net 41 can be limited and fixed (for example, clamped) in the chlorination chamber 11 through one installation position, the titanium net 41 can be prevented from moving in the chlorination chamber 11, the stability is improved, and the chlorination effect is prevented from being influenced by the movement of the titanium net 41. And, adopt spacing detachable mode assembly fixed, be favorable to the dismouting operation, be convenient for maintain. The number of installation positions in the chlorination chamber 11 can be specifically determined according to the number of the titanium meshes 41.
In practical applications, the installation site may include a plurality of protrusions disposed on the sidewall of the chlorination chamber 11, and each protrusion has a slot disposed along the horizontal direction, and the slots are adapted to the titanium mesh 41, so that each titanium mesh 41 can be assembled into the chlorination chamber 11 by matching with the slots of the plurality of protrusions in the installation site.
In another embodiment of the invention, the bottom of the chlorination chamber 11 is provided with at least one stirring position corresponding to an external magnetic stirrer. The magnetic stirrer is a device for mixing liquid, and utilizes the principle that like poles repel and opposite poles attract of a magnetic field to drive the stirring magnetons 6 to suspend and rotate, so that the stirring effect on the liquid is achieved, and the liquid is mixed.
Furthermore, a stirring magnet 6 is arranged in each stirring position, and each stirring magnet 6 is driven by an external magnetic stirrer to suspend and stir the chlorination solution contained in the chlorination chamber 11, so as to drive the components in the chlorination solution to flow and disperse, accelerate the chlorination reaction, improve the chlorination efficiency and shorten the chlorination reaction time.
Since the magnetic stirrer may comprise a plurality of driving stations (e.g. two-position magnetic stirrer, three-position magnetic stirrer, etc.), the number of driving stations of the magnetic stirrer may be adapted to the number of stirring stations in the chlorination chamber 11, and the number of stirring stations in the chlorination chamber 11 may be specifically determined according to the shape and size of the chlorination chamber 11. For example, the chlorination chamber 11 of the present embodiment has a rectangular shape, and preferably has two stirring positions arranged and distributed in the longitudinal direction. The shape and size of the stirring position are preferably adapted to the shape and size of the stirring magnet 6, so that the stirring magnet 6 is prevented from easily moving to separate from the stirring position.
The stirring position in the chlorination chamber 11 is located at one side of the installation position facing the bottom of the bottom box 1, namely the stirring magnet 6 is located below the titanium mesh 41, so that the stirring magnet 6 is prevented from contacting the titanium mesh 41, and the stirring magnet 6 can reliably rotate below the titanium mesh 41 to drive the chlorination solution to flow.
In particular, the distance between the installation position and the stirring position is smaller than the height of the stirring magneton 6 suspended by the external magnetic stirrer, so as to prevent the stirring magneton 6 from colliding with the titanium mesh 41.
In order to improve the driving effect of the external magnetic stirrer on the magnetons, the thickness of the part of the bottom plate of the bottom box 1 corresponding to each stirring position should be smaller, preferably smaller than the thickness of the other parts of the bottom plate, so that the structural strength of the bottom is ensured, and the driving of the external magnetic stirrer on the stirring magnetons 6 is not hindered. For example, a groove is provided on the surface of the bottom plate facing the chlorination chamber 11, and the groove constitutes a stirring position.
In one embodiment of the present invention, the bottom case 1 and the receiving assembly 2 are made of teflon material to meet the sanitary requirement of the micro-electrode needle 52. Because the teflon has better non-adhesiveness, the sanitation level of the chlorination device can be effectively ensured, the chlorination device is not only beneficial to cleaning, but also not easy to accumulate dust or adhere foreign matters, thereby providing a better chlorination environment, ensuring the surface cleanliness of the micro-electrode needle 52, ensuring better chlorination effect and improving the quality of finished products. In addition, because the teflon has corrosion resistance, the bottom box 1 is made of teflon materials, so that the bottom box is favorable for containing a chlorination solution and is used as a platform for chlorination reaction, the structure is stable and reliable, and the service life of the bottom box 1 is effectively prolonged.
And the Teflon also has better heat resistance, the heat generated in the chlorination process can not cause great influence on the bottom box 1, and the stability and the reliability of the structure of the bottom box 1 are ensured. Of course, in other embodiments, the surfaces of the base box 1 and the housing assembly 2 may each include a teflon coating, so that the base box 1 and the housing assembly 2 may be made of other materials and then the teflon coating may be formed on the outer surfaces.
In particular, when the containing assembly 2 is assembled on the bottom case 1, the plane of the micro-electrode needle 52 on the containing assembly 2 is parallel to the bottom surface of the bottom case 1, so that the lengths of the portions of the plurality of micro-electrode needles 52 on the containing assembly 2 inserted into the chlorination solution are equal, and the processing consistency of the micro-electrode needles 52 is ensured.
As shown in fig. 4, in another embodiment of the present invention, the anode assembly 3 includes a housing 31, a circuit board 32, and a plurality of elastic probes 33, and the plurality of elastic probes 33 are respectively assembled and fixed (e.g., soldered) on the circuit board 32. The circuit board 32 includes a connection circuit and a conductive contact for electrically connecting with the positive electrode of the external power source, and the plurality of elastic probes 33 are electrically connected with the conductive contact through the connection circuit when being assembled on the circuit board 32, that is, the plurality of elastic probes 33 are electrically connected with the positive electrode of the external power source through the connection circuit and the conductive contact. Specifically, the housing 31 is provided with a wire passing hole, and the conductive contact is electrically connected to the positive electrode of the external power supply through a cable penetrating through the wire passing hole.
The circuit board 32 is fixed to the side of the housing 31 facing the receiving module 2 through the mounting plate 34, so that when the housing 31 is assembled to the receiving module 2, the plurality of elastic probes 33 on the circuit board 32 can correspond to the receiving slots 21 of the receiving module 2, and the spring heads of the plurality of elastic probes 33 are respectively pressed onto the plurality of carriers 51, so as to achieve electrical connection with the plurality of micro-electrode needles 52 assembled on the carriers 51 through each carrier 51. Above-mentioned anode assembly 3 has the cushioning effect through adopting elastic probe 33, can guarantee the reliable electric connection of elastic probe 33 and carrier 51 like this, need not the distance between accurate control anode assembly 3 and the carrier 51, has reduced the design degree of difficulty, has avoided simultaneously to have the clearance and the conductive connection that causes to lose efficacy between elastic probe 33 and the carrier 51, prevents that the unable chlorination of micro-electrode needle 52 from increasing the finished product defective rate.
Particularly, the storage slot 21 includes a plurality of carrier 51 accommodating positions sequentially arranged along the length direction of the storage assembly 2, each carrier 51 accommodating position is adapted to the shape and size of a single carrier 51, and when the anode assembly 3 is assembled on the storage assembly 2, each carrier 51 accommodating position corresponds to at least two elastic probes 33 on the circuit board 32, that is, each carrier 51 is electrically connected to the conductive contacts through at least two (preferably four) elastic probes 33, and when one of the elastic probes 33 fails, the other elastic probes 33 can be electrically connected to further ensure the conductive connection between the micro-electrode pins 52 and the positive electrode of the external power supply, so as to ensure that all the micro-electrode pins 52 on the storage assembly 2 can reliably complete chlorination.
As shown in fig. 5, in one embodiment of the present invention, the receiving assembly 2 includes a first receiving member 22 and a second receiving member 23, the cross sections of the first receiving member 22 and the second receiving member 23 are both annular, and the first receiving member 22 and the second receiving member 23 are integrally assembled by a plurality of pins. For example, a first set of pin holes is provided in the first housing member 22, a second set of pin holes adapted to the first set of pin holes is provided in the second housing member 23, and pins are engaged with the first set of pin holes and the second set of pin holes, respectively, to fit the first housing member 22 and the second housing member 23 together in a position-limited manner. Of course, in practical applications, the first receiving member 22 and the second receiving member 23 may be assembled together by locking a plurality of screws.
Specifically, an annular groove is formed between the first receiving member 22 and the second receiving member 23, the receiving slot 21 is formed by the annular groove, and the annular groove is adapted to the clamping edges at two sides of the carrier 51, so that the carrier 51 can be fixed to the receiving component 2 by clamping the clamping edges to the annular groove. Also, a surface of the first receiving member 22 facing away from the second receiving member 23 is provided with a fitting passage 26 communicating with one side of the annular groove, so that the beads can be fitted into the annular groove through the fitting through-holes, thereby mounting the carrier 51 to the receiving module 2.
The receiving assembly 2 can effectively reduce the difficulty of processing the annular groove by arranging the first receiving member 22 and the second receiving member 23, that is, only the first receiving member 22 needs to be provided with the groove towards the center of the surface of the second receiving member 23, so that when the second receiving member 23 is assembled on the first receiving member 22, the opening of the groove can be closed by the second receiving member 23, and the groove is enclosed to form the annular groove.
In particular, the receiving assembly 2 further comprises a limit bolt 24 and a mounting block 25, and the limit bolt 24 is fixedly connected to the mounting block 25. In addition, a mounting channel communicating the outside and the annular groove is provided between the first receiving member 22 and the second receiving member 23, the mounting channel is located on a side of the annular groove facing the mounting channel 26, and the stopper bolt 24 is fixed into the mounting channel by the mounting block 25, whereby at least a portion of the stopper bolt 24 can be inserted into the annular groove and correspond to the mounting channel 26 by driving the stopper bolt 24, so that the carrier 51 in the annular groove cannot be removed through the mounting channel 26. In operation, the carriers 51 are sequentially installed in the annular groove, and then the limit bolt 24 is driven, so that the limit bolt 24 moves relative to the installation block 25 and is pressed on the closest carrier 51, and the carrier 51 is pressed and limited on the receiving assembly 2.
Since the mounting passage communicates with the outside, the head of the stopper bolt 24 can be exposed to the opening of the mounting passage communicating with the outside, facilitating the driving operation of the stopper bolt 24 through the opening.
In another embodiment of the present invention, a plurality of first fixing hole sets 27 are disposed on a side of the receiving assembly 2 facing away from the base, the anode assembly 3 is disposed with a plurality of second fixing hole sets 35 matching with the plurality of first fixing hole sets 27, and the anode assembly 3 is fixedly connected to the receiving assembly 2 by a plurality of bolts penetrating through the first fixing hole sets 27 and the second fixing hole sets 35 and seals the chlorination chamber 11 with the receiving assembly 2 to prevent dust or foreign matters from entering the chlorination chamber 11. In practical application, still can set up the sealing washer between positive pole subassembly 3 and storage assembly 2, between storage assembly 2 and end box 1, can effectively improve and seal the effect.
In addition, the chlorination device further comprises a top cover plate 7, the top cover plate 7 is provided with a third fixing hole group 71 matched with the plurality of first fixing hole groups 27, the top cover plate 7 is fixedly connected to the containing assembly 2 through second screws penetrating through the first fixing hole groups 27 and the second fixing hole groups 35, and the chlorination chamber 11 is sealed by the containing assembly 2, so that the chlorination device can achieve the containing function of the carrier 51 and the plurality of micro-electrode needles 52, and the carrier 51 and the plurality of micro-electrode needles 52 can be conveniently carried and transferred. When chlorination is needed, the chlorination of the micro-electrode needle 52 can be carried out only by detaching the top cover plate 7 and installing the anode assembly 3, the operation is convenient, and the practicability is high.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A chlorination device for chlorination of microelectrode needles of dynamic blood glucose sensors, comprising a bottom box, a containing assembly, an anode assembly for connecting with the anode of an external power supply, and a cathode assembly for connecting with the cathode of the external power supply, wherein: a chlorination chamber for containing a chlorination solution is formed on the top surface of the bottom box, the receiving assembly is detachably assembled on the bottom box, and the receiving assembly is positioned above an opening at the top of the chlorination chamber; the storage assembly comprises a storage groove position, the microelectrode needle is assembled to the storage groove position through a plurality of carriers, and when the storage assembly is assembled to the bottom box, at least one part of the microelectrode needle is inserted into the chlorination solution in the chlorination chamber;
the anode assembly is detachably mounted on one side, back to the bottom box, of the accommodating assembly, the anode assembly is electrically connected with the part, not inserted into the chlorination solution, of the micro-electrode needle on the accommodating assembly, the cathode assembly is immersed into the chlorination solution, the anode assembly and the cathode assembly are respectively connected with an external power supply, and the micro-electrode needle is inserted into the chlorination layer formed on the outer surface of the part, facing away from the bottom box, of the chlorination solution.
2. The chlorination device for chlorination of microelectrode needles of dynamic blood glucose sensors according to claim 1, wherein the cathode assembly comprises a conductive cable and at least one titanium mesh, the chlorination chamber comprises at least one mounting position adapted to the titanium mesh, and each titanium mesh is assembled and fixed in the chlorination chamber in a manner of limiting the mounting position, and is electrically connected to a negative electrode of an external power source through the conductive cable.
3. The chlorination device for chlorination of microelectrode needles of dynamic blood glucose sensors according to claim 2, wherein the bottom of the chlorination chamber is provided with at least one stirring position corresponding to an external magnetic stirrer, each stirring position is provided with a stirring magneton, and each stirring magneton is driven to suspend by the external magnetic stirrer and stir the chlorination solution contained in the chlorination chamber.
4. The chlorination device for the microelectrode needle chlorination of the dynamic blood glucose sensor of claim 3, wherein the stirring positions in the chlorination chamber are located on the side of the installation position facing the bottom of the bottom box, and the thickness of the bottom plate of the bottom box corresponding to each stirring position is smaller than the thickness of other parts of the bottom plate.
5. The chlorination device for chlorination of microelectrode needles of dynamic blood glucose sensors of claim 1, wherein the bottom case and the receiving assembly are respectively made of teflon; or the surfaces of the bottom box and the receiving assembly comprise Teflon coatings;
when the containing assembly is assembled on the bottom box, the plane of the micro-electrode needle on the containing assembly is parallel to the bottom surface of the bottom box.
6. The chlorination device for chlorination of micro-electrode needles used in dynamic blood glucose sensors according to claim 1, wherein the anode assembly comprises a housing, a circuit board and a plurality of elastic probes mounted on the circuit board, and the circuit board is mounted and fixed on one side of the housing facing the receiving assembly through a mounting plate: the circuit board comprises a connecting circuit and a conductive contact for electrically connecting with the anode of an external power supply, and the elastic probes are electrically connected with the conductive contact through the connecting circuit;
when the anode assembly is assembled on the accommodating assembly, the spring heads of the elastic probes on the circuit board are respectively pressed on the carriers and are electrically connected with the microelectrode needles assembled on the carriers through each carrier.
7. The chlorination device for chlorination of micro-electrode needles of dynamic blood glucose sensors according to claim 6, wherein the receiving slot comprises a plurality of carrier receiving positions sequentially arranged along the length direction of the receiving assembly, and each carrier receiving position corresponds to at least two elastic probes on the circuit board when the anode assembly is assembled on the receiving assembly.
8. The chlorination device for chlorination of microelectrode needles for dynamic blood glucose sensors according to any one of claims 1 to 7, wherein the receiving assembly comprises a first receiving member and a second receiving member with annular cross sections, and the first receiving member and the second receiving member are integrally assembled by means of a plurality of pins; an annular groove is formed between the first receiving component and the second receiving component in an enclosing manner, the receiving groove is formed by the annular groove, and the annular groove is adapted to clamping edges on two sides of the carrier;
the first receiving component is provided with an assembling channel communicated with one side of the annular groove on one side, which faces away from the second receiving component, and the carrier is installed and fixed on the receiving component in a mode that the clamping edge is installed in the annular groove through the assembling channel.
9. The chlorination device for chlorination of microelectrode needles of dynamic blood glucose sensors of claim 8, wherein the receiving assembly further comprises a limiting bolt and a mounting block, and the limiting bolt is fixedly connected to the mounting block;
an installation channel communicated with the outside and the annular groove is further arranged between the first accommodating component and the second accommodating component, the installation channel is located on one side, facing the assembly channel, of the annular groove, the limiting bolt is fixed into the installation channel through the installation block, and at least one part of the limiting bolt is inserted into the annular groove by driving the limiting bolt, so that the carrier is locked in the annular groove.
10. The chlorination device for chlorination of microelectrode needles used for dynamic blood glucose sensors according to any one of claims 1 to 7, wherein the side of the receiving component facing away from the bottom case is provided with a plurality of first fixing hole sets, the anode component is provided with a plurality of second fixing hole sets matched with the plurality of first fixing hole sets, and the anode component is fixedly connected to the receiving component through a plurality of bolts penetrating through the first fixing hole sets and the second fixing hole sets and closes the chlorination chamber with the receiving component;
the chlorination device further comprises a top cover plate, wherein the top cover plate is provided with a plurality of third fixed hole groups matched with the first fixed hole groups, and the top cover plate is fixedly connected to the storage assembly through second screws penetrating through the first fixed hole groups and the second fixed hole groups, and the storage assembly is closed to the chlorination chamber.
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| CN202111608039.8A CN114214691B (en) | 2021-12-24 | 2021-12-24 | Chlorinating device for chlorinating microelectrode needle of dynamic blood glucose sensor |
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| CN202111608039.8A CN114214691B (en) | 2021-12-24 | 2021-12-24 | Chlorinating device for chlorinating microelectrode needle of dynamic blood glucose sensor |
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