CN208568648U

CN208568648U - A kind of acidometer calibrating installation

Info

Publication number: CN208568648U
Application number: CN201820136671.4U
Authority: CN
Inventors: 唐雯雯; 黄雪锋; 倪铭
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-01-26
Filing date: 2018-01-26
Publication date: 2019-03-01
Anticipated expiration: 2028-01-26

Abstract

The utility model discloses a kind of acidometer calibrating installations, including calibrating instrument frame assembly, fixation kit and electrode assay component, the calibrating instrument frame assembly includes outer housing, display screen and switch button, the outer housing is hollow cuboid, and the corner of the lower section of the outer housing four is equipped with support leg, the display location is fixedly connected in the upper surface of the outer housing, and with the outer housing；One adjusting nut is installed in the bottom end of electrode shell body; film ball is set between adjusting nut and electrode shell body and protects sleeve, when not using glass electrode, turns adjusting nut; enable the protection sleeve decline of film ball; glass-film ball is formed and is protected, when needing glass electrode to be inserted into solution, rotating adjusting nut enables film ball protection sleeve rise along electrode shell body; expose glass-film ball; glass-film ball can be made to come into full contact with solution, bubble will not be generated, influence the detection performance of electrode.

Description

A kind of acidometer calibrating installation

Technical field

The utility model belongs to pH calibration equipment technical field, and in particular to a kind of acidometer calibrating installation.

Background technique

PH meter is the important tool of measurement and reaction solution pH value, and the model and product of pH meter are varied, display side It is optional with two kinds of number display that formula also has pointer to show, but no matter how the type of pH meter changes, its working principle is all Identical, main body is an accurate potentiometer.

Original acidometer calibrating installation needs to take out glass electrode when detecting solution acid alkalinity, fills with calibrating Connection is set, then glass electrode is put into solution and is detected, glass electrode test side is a glass-film ball, and table wall is relatively thin Collision is easily broken, so existing electrode is equipped with protective device outside film ball, but when electrode is put into solution, glass It will appear bubble between film ball and protection sleeve, make ball bubble or liquid border and solution poor contact, testing result may be will affect.

Summary of the invention

The purpose of this utility model is to provide a kind of acidometer calibrating installations, former to solve to propose in above-mentioned background technique There is acidometer calibrating installation when detecting to solution acid alkalinity, needs to take out glass electrode, be connect with calibrating installation, then Glass electrode is put into solution and is detected, glass electrode test side is a glass-film ball, and the relatively thin collision of table wall is easy broken It splits, so existing electrode is equipped with protective device outside film ball, but when electrode is put into solution, glass-film ball and protection The problem of will appear bubble between sleeve, making ball bubble or liquid border and solution poor contact, testing result may be will affect.

To achieve the above object, the utility model provides the following technical solutions: a kind of acidometer calibrating installation, including calibrating Instrument frame assembly, fixation kit and electrode assay component, the calibrating instrument frame assembly include outer housing, display screen and switch by Button, the outer housing is hollow cuboid, and the corner of the lower section of the outer housing four is equipped with support leg, the display screen It is fixedly connected positioned at the upper surface of the outer housing, and with the outer housing, the switch button is fixedly installed in the shell On the left side wall of body, the display screen and the switch button are electrically connected, and the fixation kit includes fixed frame mounting base, the One fixed frame, the second fixed frame and fixing clamp, the fixed frame mounting base are located at the inner bottom of the outer housing, the shell The inner wall bottom end of body is equipped with mounting base shaft, the fixed frame mounting base and the outer housing at the fixed frame mounting base It is rotatablely connected by the mounting base shaft, one end of first fixed frame and the fixed frame mounting base are rotatablely connected, separately One end and second fixed frame are rotatablely connected, and the other end and the fixing clamp of second fixed frame are rotatablely connected, described Open up fluted on first fixed frame, second fixed frame is located in the groove, and the electrode assay component includes electrode Outer housing, plug, interior electrode, glass-film ball, film ball protection sleeve and adjusting nut, the electrode shell body are located at the fixation The inside of folder, and be fixedly connected with the fixing clamp, the electrode shell body is hollow tubular, and the interior electrode is located at the electricity The inside of pole outer housing, and be fixedly connected with the electrode shell body, the glass-film ball is located at the bottom of the electrode shell body End, and be structure as a whole with the electrode shell body, the adjusting nut is located at the lateral wall bottom end of the electrode shell body, and Be rotatablely connected with the electrode shell body, film ball protection sleeve be located at the adjusting nut and the electrode shell body it Between, and film ball protection sleeve and the adjusting nut are spirally connected fixation, and are slidably connected with the electrode shell body.

Preferably, film ball protection sleeve is hollow cylinder, and bottom end opens up that there are four semicircle shape fault trough, four institutes The bottom end that semicircle shape fault trough is evenly distributed on the film ball protection sleeve is stated, the appearance wall top of the film ball protection sleeve opens up There is screw thread, and open up fluted on inner surface wall, offers bar shaped sliding rail on the bottom end appearance wall of the electrode shell body, it is described recessed Slot is mutually slided with the bar shaped sliding rail.

Preferably, the length of second fixed frame is less than the length of first fixed frame, second fixed frame Conducting wire fixing seat there are four being set on appearance wall.

Preferably, described fixing clamp one end is cylindrical body, and is rotatablely connected with second fixed frame, and the other end is by two Semicircular arc-shaped folder forms, and is uniformly provided with anti-skid chequer on the inner wall of the semicircular arc-shaped folder.

Preferably, it is equipped with outer reference solution in the interior electrode, interior reference solution is equipped in the electrode shell body, it is described Outer reference solution is Klorvess Liquid, and the interior reference solution is dilute hydrochloric acid solution.

Compared with prior art, the utility model has the beneficial effects that installing an adjusting in the bottom end of electrode shell body Nut is arranged film ball between adjusting nut and electrode shell body and protects sleeve, when not using glass electrode, turns adjusting spiral shell Mother enables the protection sleeve decline of film ball, is formed and protected to glass-film ball, when needing glass electrode to be inserted into solution, rotation Adjusting nut enables film ball protection sleeve rise along electrode shell body, exposes glass-film ball, glass-film ball and solution can be made abundant Contact, will not generate bubble, influence the detection performance of electrode.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the left side structure schematic view of the utility model；

Fig. 3 is the structural schematic diagram of electrode assay component in the utility model；

In figure: 10- calibrating instrument frame assembly, 11- outer housing, 111- support leg, 112- mounting base shaft, 12- display screen, 13- switch button, 20- fixation kit, 21- fixed frame mounting base, the first fixed frame of 22-, the second fixed frame of 23-, 24- are fixed Electrode, 34- glass-film ball, 35- film ball protective case in folder, 30- electrode assay component, 31- electrode shell body, 32- plug, 33- Cylinder, 36- adjusting nut.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of acidometer calibrating installation, including calibrating instrument Frame assembly 10, fixation kit 20 and electrode assay component 30, calibrating instrument frame assembly 10 include outer housing 11,12 and of display screen Switch button 13, outer housing 11 is hollow cuboid, and the corner of the lower section of outer housing 11 four is equipped with support leg 111, is shown Display screen 12 is located at the upper surface of outer housing 11, and is fixedly connected with outer housing 11, and switch button 13 is fixedly installed in outer housing 11 Left side wall on, display screen 12 and switch button 13 are electrically connected, and fixation kit 20 includes the fixation of fixed frame mounting base 21, first Frame 22, the second fixed frame 23 and fixing clamp 24, fixed frame mounting base 21 are located at the inner bottom of outer housing 11, outer housing 11 it is interior Wall bottom end is equipped with mounting base shaft 112 at fixed frame mounting base 21, and fixed frame mounting base 21 and outer housing 11 pass through installation Seat shaft 112 is rotatablely connected, and one end of the first fixed frame 22 and fixed frame mounting base 21 are rotatablely connected, and the other end and second is fixed Frame 23 is rotatablely connected, and the other end of the second fixed frame 23 and fixing clamp 24 are rotatablely connected, opened up on the first fixed frame 22 it is fluted, Second fixed frame 23 is located in groove, and electrode assay component 30 includes electrode shell body 31, plug 32, interior electrode 33, glass-film Ball 34, film ball protection sleeve 35 and adjusting nut 36, electrode shell body 31 are located at the inside of fixing clamp 24, and solid with fixing clamp 24 Fixed connection, electrode shell body 31 are hollow tubular, and interior electrode 33 is located at the inside of electrode shell body 31, and with electrode shell body 31 It is fixedly connected, glass-film ball 34 is located at the bottom end of electrode shell body 31, and is structure as a whole with electrode shell body 31, adjusting nut 36 are located at the lateral wall bottom end of electrode shell body 31, and are rotatablely connected with electrode shell body 31, and film ball is protected sleeve 35 to be located at and adjusted It saves between nut 36 and electrode shell body 31, and film ball protection sleeve 35 and adjusting nut 36 are spirally connected fixation, and and electrode shell Body 31 is slidably connected.

In the present embodiment, outside one adjusting nut 36 of the bottom end of electrode shell body 31 installation, adjusting nut 36 and electrode Shell 31 is rotatablely connected, and film ball is arranged between adjusting nut 36 and electrode shell body 31 and protects sleeve 35, and protects in film ball Screw thread is opened up on the appearance wall of sleeve 35, is spirally connected transmission with adjusting nut 36, when not using glass electrode, is adjusted by turning Nut 36 enables film ball protection sleeve 35 decline, covers glass-film ball 34 completely, formed and protected to glass-film ball 34, when needing handle When glass electrode is inserted into solution, sleeve 35 is protected to rise along electrode shell body 31 in film ball by rotating adjusting nut 36, Expose glass-film ball 34, glass-film ball 34 can be made to come into full contact with solution, bubble will not be generated, influence the detection of electrode Energy.

Further, film ball protection sleeve 35 is hollow cylinder, and bottom end is opened up there are four semicircle shape fault trough, four and half Round shape fault trough is evenly distributed on the bottom end of film ball protection sleeve 35, and the appearance wall top of film ball protection sleeve 35 offers screw thread, And open up fluted on inner surface wall, offer bar shaped sliding rail on the bottom end appearance wall of electrode shell body 31, groove and bar shaped sliding rail Mutually sliding.

In the present embodiment, it is hollow cylinder that film ball, which protects sleeve 35, and bottom end is opened up there are four semicircle shape fault trough, four Semicircle shape fault trough is evenly distributed on the bottom end of film ball protection sleeve 35, is observed that glass-film ball 34 by semicircle shape fault trough Situation, film ball protection sleeve 35 appearance wall top offer screw thread, and opened up on inner surface wall it is fluted, electrode shell body 31 Bar shaped sliding rail is offered on the appearance wall of bottom end, groove is mutually slided with bar shaped sliding rail, and film ball can be enabled to protect sleeve 35 by screw thread It is driven and is moved up and down by nut, and slided on the slide rail.

Further, length of the length of the second fixed frame 23 less than the first fixed frame 22, the appearance of the second fixed frame 23 Conducting wire fixing seat there are four being set on wall.

In the present embodiment, the length of the second fixed frame 23 less than the first fixed frame 22 length, the second fixed frame 23 it is outer Conducting wire fixing seat there are four setting on table wall, when not in use, the second fixed frame 23 can be contracted in the first fixed frame 22, together It is fixed on the inside of outer housing 11, keeps 11 structure of outer housing more succinct.

Further, 24 one end of fixing clamp is cylindrical body, and is rotatablely connected with the second fixed frame 23, and the other end is by two and half Arc-shaped folder forms, and is uniformly provided with anti-skid chequer on the inner wall of semicircular arc-shaped folder.

In the present embodiment, 24 one end of fixing clamp is cylindrical body, and is rotatablely connected with the second fixed frame 23, and the other end is by two Semicircular arc-shaped folder forms, and is uniformly provided with anti-skid chequer on the inner wall of semicircular arc-shaped folder, and electrode shell body 31 is placed on fixing clamp 24 When, enable fixation more stable by anti-skid chequer.

Further, it is equipped with outer reference solution in interior electrode 33, is equipped with interior reference solution, outer reference in electrode shell body 31 Solution is Klorvess Liquid, and interior reference solution is dilute hydrochloric acid solution.

In the present embodiment, it is equipped with outer reference solution in interior electrode 33, is equipped with interior reference solution, outer ginseng in electrode shell body 31 It is Klorvess Liquid than solution, interior reference solution is dilute hydrochloric acid solution, when detecting, is become by the concentration of hydrogen ion and chloride ion Change, to detect the pH value of solution.

The working principle and process for using of the utility model: after the utility model installs, external power supply is connected, is pressed Switch button 13 takes out electrode shell body 31, plug 32 is connected on outer housing 11, then pulls out fixed frame, and rotation is fixed Frame mounting base 21, adjusts the angle of the first fixed frame 22 and the second fixed frame 23, and electrode shell body 31 is mounted on fixing clamp It is fixed on 24, enables film ball that sleeve 35 is protected to rise along electrode shell body by rotating adjusting nut 36, expose glass-film Ball 34 is immersed in glass-film ball 34 in calibrating solution, glass-film ball can be made to come into full contact with solution, will not generate bubble, It is detected, after a period of time, pH value is observed by display screen 12, repeats to examine and determine, be averaged.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of acidometer calibrating installation, it is characterised in that: including calibrating instrument frame assembly (10), fixation kit (20) and electrode It examines and determine component (30), the calibrating instrument frame assembly (10) includes outer housing (11), display screen (12) and switch button (13), institute Stating outer housing (11) is hollow cuboid, and the corner of the lower section of the outer housing (11) four is equipped with support leg (111), institute The upper surface that display screen (12) are located at the outer housing (11) is stated, and is fixedly connected with the outer housing (11), the switch is pressed Button (13) is fixedly installed on the left side wall of the outer housing (11), and the display screen (12) and the switch button (13) are electrically Connection, the fixation kit (20) include fixed frame mounting base (21), the first fixed frame (22), the second fixed frame (23) and fix It presss from both sides (24), the fixed frame mounting base (21) is located at the inner bottom of the outer housing (11), the inner wall of the outer housing (11) Bottom end at the fixed frame mounting base (21) be equipped with mounting base shaft (112), the fixed frame mounting base (21) with it is described Outer housing (11) is rotatablely connected by the mounting base shaft (112), one end of first fixed frame (22) and the fixation Frame mounting base (21) rotation connection, the other end and second fixed frame (23) are rotatablely connected, second fixed frame (23) The other end and the fixing clamp (24) are rotatablely connected, and open up fluted, second fixed frame on first fixed frame (22) (23) it is located in the groove, the electrode assay component (30) includes electrode shell body (31), plug (32), interior electrode (33), glass-film ball (34), film ball protection sleeve (35) and adjusting nut (36), the electrode shell body (31) are located at described solid The inside of clamp (24), and be fixedly connected with the fixing clamp (24), the electrode shell body (31) is hollow tubular, described interior Electrode (33) is located at the inside of the electrode shell body (31), and is fixedly connected with the electrode shell body (31), the glass Film ball (34) is located at the bottom end of the electrode shell body (31), and is structure as a whole with the electrode shell body (31), the tune Section nut (36) is located at the lateral wall bottom end of the electrode shell body (31), and is rotatablely connected with the electrode shell body (31), Film ball protection sleeve (35) is between the adjusting nut (36) and the electrode shell body (31), and the film ball is protected Pretective sleeve pipe (35) and the adjusting nut (36) are spirally connected fixation, and are slidably connected with the electrode shell body (31).

2. a kind of acidometer calibrating installation according to claim 1, it is characterised in that: film ball protection sleeve (35) is Hollow cylinder, and bottom end is opened up there are four semicircle shape fault trough, four semicircle shape fault troughs are evenly distributed on the film ball and protect The appearance wall top of the bottom end of pretective sleeve pipe (35), film ball protection sleeve (35) offers screw thread, and offers on inner surface wall Groove offers bar shaped sliding rail, the groove and the bar shaped sliding rail phase on the bottom end appearance wall of the electrode shell body (31) Mutually sliding.

3. a kind of acidometer calibrating installation according to claim 1, it is characterised in that: the length of second fixed frame (23) Degree is less than the length of first fixed frame (22), sets on the appearance wall of second fixed frame (23) and fixes there are four conducting wire Seat.

4. a kind of acidometer calibrating installation according to claim 1, it is characterised in that: described fixing clamp (24) one end is circle Cylinder, and be rotatablely connected with second fixed frame (23), the other end is made of two semicircular arc-shaped folders, the semicircular arc-shaped folder Inner wall on be uniformly provided with anti-skid chequer.

5. a kind of acidometer calibrating installation according to claim 1, it is characterised in that: be equipped in the interior electrode (33) outer Reference solution, the electrode shell body (31) is interior to be equipped with interior reference solution, and the outer reference solution is Klorvess Liquid, described interior Reference solution is dilute hydrochloric acid solution.