CN218036550U

CN218036550U - PH detector

Info

Publication number: CN218036550U
Application number: CN202222251556.0U
Authority: CN
Inventors: 王小兰; 谢智勇; 邓昊; 姜浩敏; 王圳; 彭蕴; 刘雨菲; 刘志强; 诸葛聪
Original assignee: Renhe Quanyu Shanghai Great Health Research Institute Co ltd
Current assignee: Renhe Quanyu Shanghai Great Health Research Institute Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-12-13
Anticipated expiration: 2032-08-25

Abstract

The utility model discloses a PH detector, wherein, including equipment principal, bracket component, probe. Set up the bracket component in the equipment main part, utilize bracket component centre gripping probe, different positions are adjusted to probe accessible bracket component. Specifically, the device body is placed on a laboratory bench, and the solution to be detected is placed in a special detection cup body. The experimenter can set up support piece, installed part activity on the equipment main part, fixes the probe on the installed part. The bottom end of the probe is provided with a detection end, and the bottom end of the probe extends into the cup body and is in contact with the solution detection. The bottom of probe need not the bottom of direct contact cup, but through the fixed probe of installed part, makes the probe unsettled at the cup, prevents that the probe bottom is direct to contact with the bottom of cup, avoids the probe to damage, effectively solves the technical problem that the electrode damaged.

Description

PH detector

Technical Field

The utility model relates to a chemical industry reaction instrument technical field particularly, relates to a PH detector.

Background

A pH meter refers to an instrument used for measuring the pH value of a solution. The pH meter operates on the principle of a galvanic cell, the electromotive force between two electrodes of which is related, according to nernst's law, both to the properties of the electrodes themselves and to the concentration of hydrogen ions in the solution. There is a corresponding relationship between the electromotive force of the primary cell and the hydrogen ion concentration, and the negative logarithm of the hydrogen ion concentration is the pH value. A pH meter is a common analytical instrument.

The current PH meter generally directly passes through the wire with the electrode and connects in the equipment main part, when examining, directly places inside the detection cup, and this kind of mode leads to the electrode directly to contact with the bottom of a cup easily, long-term in the past, leads to the electrode to damage easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PH detector to solve current PH meter and generally directly pass through the wire with the electrode and connect in the equipment main part, when examining, directly place inside the detection cup, this kind of mode leads to the electrode directly to contact with the bottom of cup easily, in the long-term past, leads to the technical problem that the electrode damaged easily.

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

an apparatus main body;

the bracket assembly is provided with a support part and a mounting part, the support part is connected to the equipment main body, and the mounting part is movably arranged on the support part;

the probe is detachably arranged on the mounting piece and is electrically connected with the equipment main body through a lead;

wherein the support member is movable relative to the mounting member to adjust the position of the mounting member relative to the apparatus body.

Further, the support component is kept away from the tip of equipment main part is provided with elevation structure, the installed part set up in elevation structure is last.

Furthermore, one side of the mounting part is inserted into the supporting part, the mounting part can move up and down relative to the supporting part, a plurality of clamping grooves are formed in one end, far away from the supporting part, of the mounting part, and the upper end of the probe is arranged in the clamping grooves.

Further, the mount includes:

one side of the supporting rod is arranged on the lifting structure;

the chuck is connected to one end, far away from the lifting structure, of the support rod, the chuck is provided with a plurality of clamping grooves arranged at intervals, the clamping grooves are distributed along the circumferential direction of the chuck, and the upper end of the probe is arranged in the clamping grooves.

Further, the support member includes:

one end of the first connecting rod is vertically arranged on the equipment main body;

the one end of second connecting rod with first connecting rod is kept away from the one end of equipment main part rotates and is connected, the installed part rotate connect in the second connecting rod is kept away from on the one end of first connecting rod.

Furthermore, a clamping opening is formed in the mounting piece, a clamping piece is further arranged on the mounting piece and used for contracting or loosening the clamping opening, and the probe is arranged in the clamping opening;

wherein the clamping member is configured to clamp the opening such that the opening secures the probe.

Furthermore, the positions of the first connecting rod and the second connecting rod which are connected in a rotating mode and the positions of the second connecting rod and the mounting piece which are connected in a rotating mode are provided with rotating knobs.

Further, the apparatus main body includes:

the shell is provided with a first platform and a second platform, the height of the second platform is lower than that of the first platform, and the supporting piece is connected to the second platform;

the display screen is arranged on the first platform;

and the keys are arranged on the first platform and are positioned below the display screen.

Furthermore, the shell is provided with a containing hole, and the support piece is telescopically placed in the containing hole.

Furthermore, the back of the shell is provided with a plurality of interfaces.

Compared with the prior art, the method has the following technical effects:

set up the bracket component in the equipment main part, utilize bracket component centre gripping probe, different positions are adjusted to probe accessible bracket component. Specifically, the device body is placed on a laboratory bench, and the solution to be detected is placed in a special detection cup body. The experimenter can set up support piece, installed part activity on the equipment main part, fixes the probe on the installed part. The bottom end of the probe is provided with a detection end, and the bottom end of the probe extends into the cup body and is in contact with the solution detection. The bottom of probe need not the bottom of direct contact cup, but through the fixed probe of installed part, makes the probe unsettled at the cup, prevents that probe bottom is direct and the contact of bottom of cup, avoids the probe to damage, effectively solves current PH meter and generally directly passes through the wire with the electrode and connect in the equipment main part, when examining, directly places inside the detection cup, and this kind of mode leads to the electrode directly to contact with the bottom of cup easily, in long-term past, leads to the technical problem that the electrode damaged easily.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of a pH meter according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a pH meter according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a pH meter according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a pH meter according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a bracket assembly of a PH monitor according to an embodiment of the present invention.

Reference numerals are as follows:

100. a pH detector; 10. an apparatus main body; 11. a housing; 111. a first platform; 112. a second platform; 12. a display screen; 13. pressing a key; 20. a bracket assembly; 21. a support member; 211. a first link; 212. a second link; 22. a mounting member; 221. a strut; 222. a chuck; 223. a tightening member; 23. a lifting structure; 24. rotating a knob; 30. a probe; A. a clamping groove; B. and (4) clamping the opening.

Detailed Description

In the following, the embodiments of the present invention will be described in detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings in the embodiments of the present application.

The current PH meter generally directly passes through the wire with the electrode and connects on equipment principal, when examining, directly places inside the detection cup, and this kind of mode leads to the electrode directly to contact with the bottom of a cup easily, long-term in the past, leads to the electrode to damage easily.

Referring to fig. 1 and 5, in view of the above, the present application provides a PH detector 100 to solve the above technical problems.

Referring to fig. 1 and 2, a first embodiment of the present application provides a PH detecting apparatus 100, including:

an apparatus main body 10;

a rack assembly 20, wherein the rack assembly 20 has a support 21 and a mounting member 22, the support 21 is connected to the apparatus main body 10, and the mounting member 22 is movably disposed on the support 21;

a probe 30, wherein the probe 30 is detachably arranged on the mounting member 22, and the probe 30 is electrically connected with the device main body 10 through a lead;

wherein the support 21 is movable relative to the mounting 22 to adjust the position of the mounting 22 relative to the apparatus body 10.

In this embodiment, the holder assembly 20 is provided on the main body 10, and the probe 30 is held by the holder assembly 20, so that the probe 30 can be adjusted to different positions by the holder assembly 20. Specifically, the apparatus main body 10 is placed on a laboratory table, and the solution to be detected is placed in a dedicated detection cup. The experimenter can movably arrange the support member 21 and the mounting member 22 on the apparatus main body 10 and fix the probe 30 on the mounting member 22. The bottom end of the probe 30 is provided with a detection end, and the bottom end of the probe 30 extends into the cup body and is in contact with the solution detection. The bottom of probe 30 need not the bottom of direct contact cup, but through the fixed probe 30 of installed part 22, makes probe 30 unsettled at the cup, prevents that probe 30 bottom is direct to contact with the bottom of a cup, avoids probe 30 to damage, effectively solves the above-mentioned technical problem that this application provided.

It will be appreciated that the articulation between the mounting member 22 and the carriage assembly 20 allows the mounting member 22 to be rotated in multiple orientations. For example, the mounting member 22 may be rotated up and down relative to the test platform to adjust the height of the probe 30; alternatively, the mounting member 22 can be rotated left and right relative to the test platform to facilitate adjustment of the tilt angle of the probe 30.

It is noted that the support assembly 20 may be a robotic arm that automatically adjusts the height of the probe 30.

Illustratively, the end of the bracket assembly 20 away from the main body 10 is provided with a lifting structure 23, and the mounting member 22 is provided on the lifting structure 23. In this embodiment, the mounting member 22 can be disposed on the bracket assembly 20 in a lifting manner to facilitate adjusting the height position of the mounting member 22. The experimenter can adjust the height of the mounting member 22 through the lifting structure 23, and then adjust the height position of the probe 30.

It can be understood that elevation structure 23 can be the lift cylinder, connects installed part 22 on the output shaft of lift cylinder, and the experimenter can adjust the high position of installed part 22 through control lift cylinder, and then adjusts the high position of probe 30, avoids probe 30 bottom direct and the contact of bottom of cup, prevents effectively that probe 30 from damaging.

Referring to fig. 3, for example, one side of the mounting member 22 is inserted into the supporting member 21, the mounting member 22 can move up and down relative to the supporting member 21, one end of the mounting member 22 away from the supporting member 21 is provided with a plurality of clamping grooves a, and the upper end of the probe 30 is disposed in the clamping grooves a. In this embodiment, in order to clamp the probe 30, the mounting member 22 may be provided with a plurality of clamping grooves a, and a clamping size of the clamping grooves a is slightly smaller than a diameter of the probe 30, so that the probe 30 is stably clamped in the clamping grooves a.

It is worth mentioning that a part for increasing the friction force, such as a rubber pad, a bulge and the like, can be arranged in the clamping groove A; alternatively, the walls of the clamp groove a may be provided with friction surfaces to increase the friction force for clamping the probe 30.

According to above-mentioned structure, the experimenter can press probe 30 into in pressing into pressing from both sides groove A fast, realizes the effect of installing probe 30 fast, improves detection efficiency.

Illustratively, the mount 22 includes:

the supporting rod 221, one side of the supporting rod 221 is arranged on the lifting structure 23;

the chuck 222 is connected to one end of the support rod 221, which is far away from the lifting structure 23, the chuck 222 is provided with a plurality of clamping grooves a arranged at intervals, the clamping grooves a are distributed along the circumferential direction of the chuck 222, and the upper end of the probe 30 is arranged in the clamping grooves a. In this embodiment, the mounting member 22 is a disk structure for holding the chuck 222 of the probe 30. In the circumferential direction of the chuck 222, the chuck 222 is provided with a plurality of clamping grooves a arranged at intervals so that the chuck 222 can clamp a plurality of probes 30, or the probes 30 can be arranged at different positions on the chuck 222.

It should be noted that the supporting rod 221 may be disposed in the clamping groove a, and the clamping groove a may clamp the supporting rod 221, so as to fix the mounting member 22 on the supporting rod 221 quickly.

Referring to fig. 5, for example, the supporting member 21 includes:

a first link 211, one end of which 211 is vertically arranged on the apparatus body 10;

and one end of the second connecting rod 212 is rotatably connected with one end of the first connecting rod 211 far away from the device main body 10, and the mounting part 22 is rotatably connected to one end of the second connecting rod 212 far away from the first connecting rod 211. As another alternative, the support 21 may be a multi-axis rotational structure. Specifically, the bottom of the first link 211 is connected to the apparatus body 10, and the second link 212 is rotatably connected to the top of the first link 211, so that the second link 212 can rotate up and down by a certain angle. The mounting member 22 is movably connected to the second link 212, such that the mounting member 22 can rotate relative to the second link 212 to adjust the height position of the probe 30.

It is understood that the axes of rotation of the first link 211 and the second link 212 are parallel.

The experimenter can adjust the angle of second connecting rod 212, adjusts the angle of installed part 22 again, through two axle rotating relation, makes the rotation range of probe 30 further enlarge, and its experimental range is wider. Specifically, can prevent on the laboratory bench that a plurality of cups that have different pH value solutions of holding, through the angle of adjusting second connecting rod 212 with the angle of installed part 22, can make probe 30 detect a plurality of cups that have different pH value solutions of holding in the short time.

Illustratively, a clamping opening B is formed in the mounting part 22, a clamping member 223 is further arranged on the mounting part 22, the clamping member 223 is used for contracting or loosening the clamping opening B, and the probe 30 is arranged in the clamping opening B;

wherein the clamping member 223 is used to clamp the opening B, so that the opening B can fix the probe 30.

In this embodiment, in order to further improve the stability of holding the probe 30, a clamp opening B may be formed in the mounting member 22, and a tightening member 223 may be provided at the position of the clamp opening B, wherein the tightening member 223 is used to tighten or loosen the clamp opening B. Specifically, the experimenter places the probe 30 in the clamping opening B, and locks the size of the clamping opening B through the clamping piece 223, so that the clamping opening B clamps the probe 30, and the probe 30 is prevented from loosening. After the experimenter finishes detecting, only need to loosen the clamping opening B through the clamping piece 223 and take out the probe 30, the disassembly can be completed.

Illustratively, a rotating knob 24 is arranged at each of a position where the first link 211 is rotatably connected with the second link 212 and a position where the second link 212 is rotatably connected with the mounting member 22. In this embodiment, the rotation knobs 24 may be disposed at the positions where the first link 211 is rotatably connected to the second link 212 and the second link 212 is rotatably connected to the mounting member 22, so as to adjust the angle between the first link 211 and the second link 212 and the angle between the second link 212 and the mounting member 22.

Referring to fig. 4, the apparatus body 10 illustratively includes:

a housing 11, wherein the housing 11 has a first platform 111 and a second platform 112, the height of the second platform 112 is lower than that of the first platform 111, and the support 21 is connected to the second platform 112;

the display screen 12, the display screen 12 is disposed on the first platform 111;

a plurality of keys 13, wherein the plurality of keys 13 are disposed on the first platform 111 and located under the display screen 12

In this embodiment, the PH or conductivity is easy for the experimenter to check. A display screen 12 and a plurality of keys 13 may be provided on the first platform 111 of the housing 11. The second platform 112 is used for installing the support 21, and the second platform 112 can also prevent other experimental equipment and the like, so that the use efficiency is improved.

It is understood that the display screen 12 may display numbers to indicate PH or conductivity, and may also display information such as temperature, units of measurement, etc.

Illustratively, the housing 11 is provided with a receiving hole (not shown), and the supporting member 21 is telescopically placed in the receiving hole. In this embodiment, in order to reduce the overall volume of the equipment, the housing 11 may be provided with an accommodating hole, and the size of the accommodating hole is slightly larger than that of the support member 21. The supporting member 21 may be a cylindrical structure, and each time the supporting member 21 is received, the supporting member 21 is inserted into the receiving hole and then extended and pressed into the receiving hole, so as to improve the receiving effect of the housing 11.

Illustratively, the back of the housing 11 is provided with a number of ports (not shown). In this embodiment, in order to facilitate data transmission or power transmission, a plurality of interfaces may be disposed on the back surface of the housing 11, and the interfaces may be a power interface, an HDMI video data interface, a network interface, and the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

What just go up be the utility model discloses a part or preferred embodiment, no matter characters or attached drawing can not consequently restrict the utility model discloses the scope of protection, all with the utility model discloses a holistic design down, utilize the equivalent structure transform that the content of the description and the attached drawing was done, or direct/indirect application all includes in other relevant technical field the utility model discloses the within range of protection.

Claims

1. A pH meter, comprising:

an apparatus main body;

wherein the support is movable relative to the mount to adjust the position of the mount relative to the device body.

2. The pH meter of claim 1, wherein the end of the support assembly distal from the device body is provided with a lifting structure, and the mounting member is disposed on the lifting structure.

3. A PH detector according to claim 2, wherein one side of the mounting member is inserted into the support member, the mounting member is movable up and down relative to the support member, a plurality of clamping grooves are provided at an end of the mounting member remote from the support member, and the upper end of the probe is provided in the clamping grooves.

4. The PH monitor of claim 2, wherein the mounting member comprises:

one side of the supporting rod is arranged on the lifting structure;

the chuck is connected to one end, far away from the lifting structure, of the support rod, the chuck is provided with a plurality of clamping grooves which are arranged at intervals, the clamping grooves are distributed along the circumferential direction of the chuck, and the upper end of the probe is arranged in the clamping grooves.

5. The pH meter of claim 1, wherein the support comprises:

the one end of second connecting rod with first connecting rod is kept away from the one end of equipment main part rotates to be connected, the installed part rotate connect in the second connecting rod is kept away from on the one end of first connecting rod.

6. The pH measuring instrument of claim 5, wherein the mounting member is provided with a clamping opening, the mounting member is further provided with a clamping member, the clamping member is used for contracting or loosening the clamping opening, and the probe is arranged in the clamping opening;

wherein the clamping piece is used for clamping the opening so that the opening can fix the probe.

7. A pH meter according to claim 6, wherein a turning knob is provided at each of the position where the first link is rotatably connected to the second link and the position where the second link is rotatably connected to the mounting member.

8. The pH meter according to any one of claims 1 to 7, wherein the apparatus body comprises:

the display screen is arranged on the first platform;

9. The pH meter according to claim 8, wherein the housing defines an accommodating hole, and the support member is telescopically received in the accommodating hole.

10. The pH meter of claim 8, wherein the housing has a plurality of ports on a back surface thereof.