CN217278026U

CN217278026U - PH acidity meter for detecting compound acidity regulator

Info

Publication number: CN217278026U
Application number: CN202220645108.6U
Authority: CN
Inventors: 刘俩德; 周教德; 温菊芳; 吴千红
Original assignee: Xiamen Mindeyou Food Technology Co ltd
Current assignee: Xiamen Mindeyou Food Technology Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-08-23
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses a pH acidity meter for detecting a compound acidity regulator, which belongs to the field of detecting instruments, and the technical scheme is characterized in that the pH acidity meter comprises a body, a corrugated pipe is arranged on the body, one end of the corrugated pipe, which is far away from the body, is connected with a clamp holder used for clamping an electrode, the clamp holder comprises a clamping block, and a clamping port used for clamping the electrode is arranged on the clamping block; the clamping block is provided with a pin shaft in a penetrating mode, one end of the pin shaft is located in the clamping opening, the other end of the pin shaft penetrates out of the outer side of the clamping block, a head is arranged at the end of the pin shaft, a tension spring is sleeved on the pin shaft, one end of the tension spring is connected with the head, and the other end of the tension spring is connected with the clamping block. The utility model discloses have convenient operation, be suitable for the wide effect of angle.

Description

PH acidity meter for detecting compound acidity regulator

Technical Field

The utility model belongs to the detecting instrument field, more specifically says that it relates to a pH acidity meter that compound acidity regulator detected usefulness.

Background

Food additive refers to a chemically synthesized or natural substance added to food for improving the quality and color, flavor, taste of food, as well as for preservation and processing. In the industrial production process of the food additive, the pH value of the food additive is often required to be considered, so that a pH meter is required.

A pH acidity meter refers to an instrument for measuring the pH value of a solution. The pH acidimeter operates on the principle of a galvanic cell, the electromotive force between two electrodes of which is related to both the properties of the electrodes themselves and the concentration of hydrogen ions in the solution, according to nernst's law.

At present, an existing pH meter is generally shown in fig. 1, and includes a body 1, a vertical rod 10 is fixed on the body 1, a clamping device 11 for clamping an electrode 12 is slidably connected on the vertical rod 10, the electrode 12 is locked by the clamping device 11 through a bolt 7, and the clamping device 11 is locked on the vertical rod 10 through the bolt 7.

In the prior art, similar to the above pH acidity meter, the height of the clamping device is often required to be adjusted during use, and the steps of loosening the bolt, adjusting the height and screwing the bolt are required to be performed each time, so that the operation is troublesome; in addition, the clamping device can only be adjusted in height, cannot be adjusted in angle, and is poor in applicability.

SUMMERY OF THE UTILITY MODEL

To the deficiency that prior art exists, the utility model aims to provide a pH acidity meter that compound acidity regulator detected usefulness, it has convenient operation, is suitable for the wide advantage of angle.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the pH acidity meter for detecting the compound acidity regulator comprises a body, wherein a corrugated pipe is mounted on the body, and one end, far away from the body, of the corrugated pipe is connected with a clamp holder for clamping an electrode.

By adopting the technical scheme, the corrugated pipe can rotate at any angle and is fixed at the final position, so that the applicable angle of the clamp holder is improved; in addition, when the experiment operator operates, the position of the clamp holder can be adjusted by directly swinging the corrugated pipe, the complex operations of loosening the bolt, adjusting the height and screwing the bolt are not needed, and the operation is convenient and fast.

The utility model discloses further set up to: the clamp holder comprises a clamping block, and a clamping opening for clamping an electrode is formed in the clamping block; the clamping block is provided with a pin shaft, one end of the pin shaft is located in the clamping opening in a penetrating mode, the other end of the pin shaft penetrates out of the outer side of the clamping block, a head is arranged at the other end of the pin shaft, the pin shaft is sleeved with a tension spring, one end of the tension spring is connected with the head, and the other end of the tension spring is connected with the clamping block.

Through adopting above-mentioned technical scheme, the back pulling head can outwards be pulled out the round pin axle, places the electrode in the centre gripping mouth this moment, loosens the head, and under the effect of extension spring, the round pin axle can the butt on the electrode, need not rotatory bolt and can be fixed with the installation that realizes the electrode, convenient operation.

The utility model discloses further set up to: and an arc-shaped sheet is fixed at one end of the pin shaft penetrating into the clamping opening.

Through adopting above-mentioned technical scheme, the arc piece can increase the area of contact of round pin axle and electrode, improves the centre gripping stability of holder.

The utility model discloses further set up to: the inner wall of the clamping opening is provided with a yielding groove for the arc-shaped sheet to enter.

Through adopting above-mentioned technical scheme, after the centre gripping mouth was put into to the electrode, the arc piece can be crowded to the inslot of stepping down, guarantees that the electrode can block into in the centre gripping mouth.

The utility model discloses further set up to: and one side of the arc piece, which is close to the pin shaft, is fixedly provided with a guide post which is parallel to the pin shaft, and the guide post penetrates through the clamping block and is connected with the clamping block in a sliding manner.

Through adopting above-mentioned technical scheme, the guide post plays the guide effect, can reduce the cracked problem of extension spring tip that round pin axle rotation leads to and appear.

The utility model discloses further set up to: and the clamping block is connected with a bolt through threads, and the bolt penetrates into the clamping port.

By adopting the technical scheme, the bolt plays a standby role, when the end part of the tension spring is broken or the tension spring is permanently damaged, the electrode can be continuously fixed through the bolt, and the service life of the clamping block is prolonged.

The utility model discloses further set up to: the bolts are butterfly bolts.

Through adopting above-mentioned technical scheme, butterfly bolt has the handle, makes things convenient for the rotation of bolt, convenient operation.

The utility model discloses further set up to: the clamp holder is characterized in that a stud is arranged at one end, close to the corrugated pipe, of the clamp holder, and a threaded sleeve for the stud to be screwed in is arranged at one end, close to the clamp holder, of the corrugated pipe.

By adopting the technical scheme, the replacement and the fixation of the clamp holder can be realized through the matching of the stud and the threaded sleeve.

To sum up, the utility model has the advantages of it is following:

1. the vertical rod in the prior art is replaced by the corrugated pipe, on one hand, the corrugated pipe can rotate at any angle and is fixed at the final position, and the applicable angle of the clamp holder is improved; on the other hand, when the clamp is operated, the position of the clamp holder can be adjusted by directly swinging the corrugated pipe, the complicated operations of loosening the bolt, adjusting the height and screwing the bolt are not needed, and the clamp is convenient and quick;

2. the pin shaft can be pulled out outwards by pulling the head backwards in a mode of adding the pin shaft and the tension spring, the electrode is placed in the clamping port at the moment, the head is loosened, the pin shaft can be abutted against the electrode under the action of the tension spring, the electrode can be installed and fixed without rotating a bolt, and the operation is convenient;

3. through setting up the bolt, the bolt plays reserve effect, when extension spring tip fracture or extension spring permanent damage, accessible bolt continues fixed electrode, prolongs the life of grip block.

Drawings

FIG. 1 is a general schematic diagram of a prior art pH acidometer;

FIG. 2 is an overall view of the present embodiment;

FIG. 3 is a partial sectional view of the present embodiment;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Reference numerals: 1. a body; 2. a bellows; 3. a holder; 301. a clamping block; 302. a clamping port; 303. a pin shaft; 304. a head portion; 305. a tension spring; 4. an arc-shaped sheet; 5. a yielding groove; 6. a guide post; 7. a bolt; 8. a stud; 9. a threaded sleeve; 10. erecting a rod; 11. a clamping device; 12. and an electrode.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A pH acidity meter for detecting a compound acidity regulator refers to fig. 2 and comprises a body 1, wherein a metal corrugated pipe 2 is mounted on the upper surface of the body 1, and one end, far away from the body 1, of the corrugated pipe 2 is connected with a clamp holder 3 for clamping an electrode 12.

Referring to fig. 3 and 4, the clamper 3 includes a clamping block 301, a stud 8 is integrally formed at one end of the clamper 3 close to the corrugated tube 2, a threaded sleeve 9 for screwing the stud 8 is arranged at one end of the corrugated tube 2 close to the clamper 3, and the clamping block 301 and the corrugated tube 2 can be fixed by screwing the stud 8 into the threaded sleeve 9.

The clamper 3 further comprises a clamping opening 302 opened on the clamping block 301 for clamping the electrode 12. The clamping block 301 is provided with a pin shaft 303, one end of the pin shaft 303 is positioned in the clamping opening 302, the other end of the pin shaft 303 penetrates through the outer side of the clamping block 301, and a head 304 is arranged at the end. A tension spring 305 is sleeved on the pin shaft 303, one end of the tension spring 305 is fixedly connected with the head 304, the other end of the tension spring 305 is fixedly connected with the clamping block 301, and under the action of the tension spring 305, the pin shaft 303 tends to move towards the clamping opening 302.

The one end that round pin axle 303 penetrated centre gripping mouth 302 is fixed with arc piece 4, and the centre gripping mouth 302 inner wall is equipped with the groove of stepping down 5 that is used for supplying arc piece 4 to get into, and when electrode 12 was located centre gripping mouth 302, arc piece 4 can be crowded into and step down the inslot 5 and butt on electrode 12 all the time. A guide post 6 parallel to the pin shaft 303 is fixed on one side of the arc-shaped sheet 4 close to the pin shaft 303, and the guide post 6 penetrates through the clamping block 301 and is connected with the clamping block 301 in a sliding manner.

The clamping block 301 is further connected with a bolt 7 in a threaded manner, the bolt 7 is a butterfly bolt, the bolt 7 penetrates into the clamping opening 302, when the tension spring 305 fails, the electrode 12 can be continuously fixed through the bolt 7, and the service life of the clamping block 301 is prolonged.

The utility model discloses a working process and beneficial effect as follows: the position adjustment of the holder 3 can be realized by directly swinging the corrugated pipe 2 during the operation of an experimenter, the complex operation of loosening the bolt 7, adjusting the height and screwing the bolt 7 is not needed, and the operation is convenient and fast. Meanwhile, the pin shaft 303 can be pulled out by pulling the head 304 backwards, so that the electrode 12 can be conveniently fixed.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, any modifications, equivalent replacements, improvements, etc. made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a pH acidity meter that compound acidity regulator detected usefulness, includes body (1), its characterized in that: the corrugated pipe (2) is installed on the body (1), and one end, far away from the body (1), of the corrugated pipe (2) is connected with a clamp holder (3) used for clamping an electrode (12);

the clamp holder (3) comprises a clamp block (301), and a clamp opening (302) for clamping the electrode (12) is formed in the clamp block (301);

wear to be equipped with round pin axle (303) that one end is located centre gripping mouth (302) on grip block (301), the other end of round pin axle (303) is worn out grip block (301) outside and is equipped with head (304) at this end, the cover is equipped with extension spring (305) on round pin axle (303), the one end and the head (304) of extension spring (305) are connected, and the other end is connected with grip block (301).

2. The pH acidity meter for detecting the compound acidity regulator according to claim 1, which is characterized in that: and an arc-shaped sheet (4) is fixed at one end of the pin shaft (303) penetrating into the clamping opening (302).

3. The pH acidity meter for detecting the compound acidity regulator according to claim 2, which is characterized in that: the inner wall of the clamping opening (302) is provided with a yielding groove (5) for the arc-shaped sheet (4) to enter.

4. The pH acidity meter for detecting the compound acidity regulator according to claim 2, which is characterized in that: one side of the arc-shaped sheet (4) close to the pin shaft (303) is fixed with a guide post (6) parallel to the pin shaft (303), and the guide post (6) penetrates through the clamping block (301) and is connected with the clamping block (301) in a sliding manner.

5. The pH acidity meter for detecting the compound acidity regulator according to claim 1, which is characterized in that: the clamping block (301) is connected with a bolt (7) in a threaded mode, and the bolt (7) penetrates into the clamping opening (302).

6. The pH acidity meter for detecting the compound acidity regulator according to claim 5, which is characterized in that: the bolt (7) is a butterfly bolt.

7. The pH acidity meter for detecting the compound acidity regulator according to claim 1, which is characterized in that: the clamp holder is characterized in that a stud (8) is arranged at one end, close to the corrugated pipe (2), of the clamp holder (3), and a threaded sleeve (9) for screwing the stud (8) into is arranged at one end, close to the clamp holder (3), of the corrugated pipe (2).