阅读说明：本技术 一种震动平板电极连接器 (Vibration flat plate electrode connector ) 是由 毕兆顺 郑焰 于 2019-10-22 设计创作，主要内容包括：本发明公开了一种震动平板电极连接器,包括载片台,载片台上设置有样品池台和接触式弹针组件,样品池台将平板电极压合至载片台上,样品池台和平板电极相互对应的位置设置有样品池,样品池沿着样品池台自上而下设置为镂空式通孔结构；载片台的底部和样品池相互对应的位置设置有震动装置,震动装置包括震动子腔,震动腔内设置有震动子；接触式弹针组件和平板电极相压合接通回路进行检测。平板电极工作时,震动子震动,增强了富集的效果,提高了检测的灵敏性,可以用于微量元素的测定。平板电极安装简单快捷,使用方便,寿命长,提高检测的可靠性和准确性。(The invention discloses a vibration flat plate electrode connector which comprises a slide holder, wherein a sample cell platform and a contact type elastic needle assembly are arranged on the slide holder, a flat plate electrode is pressed on the slide holder by the sample cell platform, sample cells are arranged at the positions, corresponding to each other, of the sample cell platform and the flat plate electrode, and the sample cells are arranged into a hollow through hole structure from top to bottom along the sample cell platform; the bottom of the slide holder and the corresponding position of the sample cell are provided with a vibration device, the vibration device comprises a vibration sub-cavity, and a vibration rotor is arranged in the vibration sub-cavity; the contact type elastic needle assembly and the flat electrode are pressed together to connect a loop for detection. When the flat electrode works, the vibrator vibrates, the enrichment effect is enhanced, the detection sensitivity is improved, and the method can be used for measuring trace elements. The flat electrode is simple and quick to install, convenient to use and long in service life, and the reliability and accuracy of detection are improved.)

1. A vibration flat electrode connector is characterized by comprising a slide holder, wherein a sample cell platform and a contact type elastic needle assembly are arranged on the slide holder;

the sample cell platform presses the flat electrode onto the slide holder, sample cells are arranged at the positions, corresponding to the flat electrode, of the sample cell platform, and the sample cells are arranged in a hollow through hole structure from top to bottom along the sample cell platform;

the bottom of the slide holder and the corresponding position of the sample cell are provided with a vibration device, the vibration device comprises a vibration sub-cavity, and a vibration mover is arranged in the vibration cavity;

the contact type elastic needle assembly and the flat plate electrode are pressed together to be connected with a loop for detection.

2. The vibrating plate electrode connector as defined in claim 1, wherein the sample cell platform is configured as a tablet structure, and fixing knobs are provided at both ends of the sample cell platform and are mounted on the slide holder through the fixing knobs.

3. The vibrating plate electrode connector as claimed in claim 1, wherein the sample cell is configured as a hollow-out through-hole structure with a wide top opening and a narrow bottom opening.

4. The vibrating plate electrode connector as claimed in claim 1, wherein the body of the contact type pogo pin assembly is configured as a pressing plate structure, the end of the pressing plate and the contact point of the plate electrode are provided with a resilient pogo pin in cooperation with each other, the resilient pogo pin is movably embedded in the pressing plate through a spring, and the resilient pogo pin is pressed against the contact point of the plate electrode to connect the circuit for detection.

5. The vibrating plate electrode connector as recited in claim 4, wherein the slide holder and the contact type pogo pin assembly are movably connected, a pair of rotating brackets are symmetrically disposed at two side ends of the slide holder, and the pressing plate of the contact type pogo pin assembly is movably mounted on the rotating brackets through a rotating shaft.

6. The vibrating plate electrode connector as defined in claim 1 or 4, wherein an elastic mechanism is provided between the contact type pogo pin assembly and the slide holder, and the contact type pogo pin assembly is controlled to rotate relative to the slide holder along a rotation axis by the elastic mechanism.

7. The vibrating plate electrode connector as recited in claim 6, wherein the elastic member includes a guide stud and a spring, the guide stud is connected to the slide holder through the pressing plate of the contact-type pogo pin assembly, the spring is sleeved outside the guide stud, and an upper end surface of the spring is supported on a bottom end surface of the pressing plate through a metal ring, and a lower end surface of the spring is pressed on an upper end surface of the slide holder.

8. The vibrating plate electrode connector as claimed in claim 7, wherein the pressing plate of the contact type pogo pin assembly is provided with a position-limiting platform extending inwards to connect with the guide stud, a bottom end surface of the position-limiting platform and a bottom end surface of the pressing plate are communicated with each other to form a passage penetrating through the guide stud, the spring is sleeved outside the guide stud, an upper end surface of the spring is supported on a bottom end surface of the position-limiting platform through a metal ring, and a lower end surface of the spring is pressed on an upper end surface of the slide holder.

9. The vibrating plate electrode connector as recited in claim 1, wherein the end of the slide holder away from the plate electrode is provided with a vibrator power supply interface and a plug-in interface for the working electrode, the reference electrode and the reference electrode.

10. The vibrating plate electrode connector as claimed in claim 1, wherein the contact spring pin assembly has a wiring cavity therein, and when the plate electrode is operated, a sample to be tested is dropped into the sample cell, and the vibrator vibrates to detect heavy metal elements.

Technical Field

The invention belongs to the technical field of electrode equipment, and particularly relates to a vibration flat plate electrode connector.

Background

The currently commonly used heavy metal ion detection methods include Atomic Emission Spectrometry (AES), Atomic Absorption Spectrometry (AAS), inductively coupled plasma-mass spectrometry (ICP-MS), and the like. However, these methods are difficult to implement on-site monitoring due to complicated operation, expensive instruments, inconvenient carrying, etc. In scientific research and practical application, an electrochemical method is not only an analysis method, but also a necessary tool for research, the used electrochemical sensor is simple in instrument and convenient for on-line automation with a computer, the electrochemical method is a well-known rapid, sensitive and accurate trace analysis method, a sample can be measured in only a few minutes, data is automatically stored, and on-line detection can be carried out on site in a complex environment.

The existing screen printing electrode is mostly in a suspended inserting mode in actual use, the support performance is unstable, a special connecting device is not provided, and due to the fact that the phenomena such as vibration interference exist in the field monitoring environment, the phenomena are easily disturbed by environmental physics, so that the liquid drops are detected to slide, and the accuracy and the repeatability of detection are influenced. Moreover, when the common detection equipment in the prior art is used for detection, the enrichment of metal ions is poor, the detection sensitivity is low, the range and the practicability of pollutant detection are limited, and the analysis efficiency is influenced.

Therefore, how to research and develop the vibrating flat electrode connector and improve the detection sensitivity has important practical significance.

Disclosure of Invention

The invention aims to provide a vibrating flat plate electrode connector, aiming at the technical problem of low metal ion detection sensitivity in the prior art.

The technical scheme adopted by the invention is as follows:

a vibration flat electrode connector comprises a slide holder, a sample cell platform and a contact type elastic needle assembly are arranged on the slide holder,

the sample cell platform presses the flat electrode onto the slide holder, sample cells are arranged at the positions, corresponding to the flat electrode, of the sample cell platform, and the sample cells are arranged in a hollow through hole structure from top to bottom along the sample cell platform;

the bottom of the sample cell platform and the flat plate electrode are matched with each other to form a groove, and after the flat plate electrode is arranged in the groove, the sample cell platform with the sample cell (bowl hole) stretches over the flat plate electrode of the slide holder to be installed.

The bottom of the slide holder and the corresponding position of the sample cell are provided with a vibration device, the vibration device comprises a vibration sub-cavity, and a vibration mover is arranged in the vibration cavity;

the contact type elastic needle assembly and the flat plate electrode are pressed together to be connected with a loop for detection.

Furthermore, the sample cell platform is of a tablet pressing structure, and fixing knobs are arranged at two ends of the sample cell platform and are arranged on the tablet carrying platform through the fixing knobs.

Furthermore, the sample cell is a hollow through hole structure with a wide upper opening and a narrow lower opening, namely a bowl-shaped semi-closed cavity cell with an opening at the top end.

Furthermore, the contact type elastic needle assembly is installed on the pressing plate, an elastic thimble is arranged at the end of the contact type elastic needle assembly and in a matched mode with a contact point of the plate electrode, the elastic thimble is movably embedded in the pressing plate through a spring, and the contact point of the elastic thimble and the plate electrode is pressed to be connected with the circuit for detection.

Furthermore, a movable connection mode is arranged between the slide holder and the contact type bullet needle assembly, a pair of rotating supports is arranged at two side ends of the slide holder in a protruding and extending mode, and the pressing plate where the contact type bullet needle assembly is arranged is movably installed on the rotating supports through a rotating shaft.

Furthermore, the free end part of the outer side of the contact type bullet needle assembly protrudes and extends to the outer side part of the slide holder, an elastic mechanism is arranged between the contact type bullet needle assembly and the slide holder, and the contact type bullet needle assembly is controlled to rotate relative to the slide holder along the rotating shaft through the elastic mechanism. Furthermore, the elastic machine part comprises a guide stud and a spring, the guide stud penetrates through the pressing plate of the contact type elastic needle assembly and is connected with the slide holder, the spring is sleeved on the outer side of the guide stud, the upper end face of the spring is jacked on the bottom end face of the pressing plate through a metal ring, and the lower end face of the spring is in press mounting on the upper end face of the slide holder.

Furthermore, a limiting table connected with the guide stud is arranged on the pressing plate of the contact type elastic needle assembly in an inwards recessed and extending mode, the bottom end face of the limiting table and the bottom end face of the pressing plate are communicated with each other and are arranged to form a channel penetrating through the guide stud, the spring is sleeved on the outer side of the guide stud, the upper end face of the spring is mounted on the bottom end face of the limiting table through a metal ring in a jacking mode, and the lower end face of the spring is mounted on the upper end face of the slide holder in a pressing mode.

Furthermore, the end part of the slide holder far away from the flat plate electrode is provided with a vibrator power supply interface and plug-in interfaces of the working electrode, the reference electrode and the contrast electrode. Convenient for switching on the power supply and convenient for use.

Furthermore, a wiring cavity is arranged inside the contact type elastic needle assembly.

Further, when the flat plate electrode works, a sample to be detected is dripped into the sample cell, and the vibrator vibrates to enhance enrichment and detect heavy metal elements.

The invention has the beneficial effects that:

this application has designed the sample cell of special construction in the work area of dull and stereotyped electrode, is the structure of a bowl that does not have the end, and the bowl end is the region of working electrode (the work area of three electrode) in time, under the work area, has add vibrator, is the vibrations of a button, and dull and stereotyped electrode during operation, the vibrations of vibrations have strengthened the effect of enrichment to improve the sensitivity that detects, can be used for microelement's survey.

Secondly, the connection part of the flat electrode and the slide holder adopts an elastic thimble structure, and the elastic thimble contacts with the slide holder, so that the use is convenient and the service life is long; and the sample cell design is used, so that the analysis is convenient.

In addition, the flat electrode is of a pressing sheet type structure, the installation is convenient and fast, the problem of deviation caused by vibration in the analysis process is avoided, and the interface is in a plug-in type, so that the interference of environmental noise is reduced, and the reliability and accuracy of detection are improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a side view of the present invention.

Wherein, 1, the vibration sub-cavity; 2. a slide stage; 3. a plate electrode; 4. a sample cell platform; 5. a sample cell; 6. fixing the knob; 7. a contact type bullet needle assembly; 8. rotating the bracket; 9. a wiring cavity; 10. a guide stud; 11. a rotating shaft; 12. a limiting table; 13. a spring; 14. an elastic thimble; 15. vibrating the rotor; 16. plug-in interface 17, metal ring.

Detailed Description

The invention is further described below with reference to the accompanying drawings.