CN218917316U

CN218917316U - Acidity online titration analyzer with replaceable ph electrode

Info

Publication number: CN218917316U
Application number: CN202222801291.7U
Authority: CN
Inventors: 魏飞; 胡勇
Original assignee: Wuhan United Bituo Technology Co ltd
Current assignee: Wuhan United Bituo Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-04-25
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses an acidity online titration analyzer capable of replacing a ph electrode, which comprises a machine body, wherein the outer side wall of the machine body is provided with a placing groove, the upper surface of the machine body is provided with an inserting groove, a connector is inserted into the inserting groove, the upper end of the connector extends out of the machine body in a penetrating way and is fixedly connected with a wire, one end of the wire, which is far away from the connector, is fixedly connected with the ph electrode, when the analyzer is used, the connector can be inserted into the inserting groove at first, then the bracket can be rotated through a rotating rod, the clamping groove on the bracket is clamped with the wire, meanwhile, a tension spring can pull a supporting block to descend, the supporting block can drive a fixing rod to descend into the fixing groove to fix the bracket, the bracket can fix and limit the connector, and meanwhile, the bracket can support the ph electrode, so that the ph electrode is inserted into a measured sample liquid placed in the placing groove at the lower end of the bracket, and the whole detection can be safely completed.

Description

Acidity online titration analyzer with replaceable ph electrode

Technical Field

The utility model relates to the technical field of titration analyzers, in particular to an acidity online titration analyzer with a replaceable ph electrode.

Background

Titration analysis devices are important means in analytical measurement of substances, wherein various indication electrodes are selected to be inserted into a sample liquid to be measured, and the titration end point is determined by electrode potential or current signal change.

The existing ph electrode for titration analysis can be replaced, but most of the ph electrode is spliced, so that the ph electrode is easy to drop off due to accidental pulling and dragging in the use process, and the normal experiment of the titration analyzer is delayed, and therefore, the acidity online titration analyzer with the replaceable ph electrode is necessary to be provided.

Disclosure of Invention

The utility model aims to provide an acidity online titration analyzer with a replaceable ph electrode, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the acidity online titration analyzer with the replaceable ph electrode comprises a machine body, wherein a placing groove is formed in the outer side wall of the machine body, an inserting groove is formed in the upper surface of the machine body, a connector is inserted into the inserting groove, the upper end of the connector penetrates through and extends out of the machine body and is fixedly connected with a wire, and one end, far away from the connector, of the wire is fixedly connected with the ph electrode;

the upper surface of organism is connected with a dwang through the bearing rotation, the upper end of dwang runs through and extends to the organism and fixedly connected with support, a joint groove has been seted up on the support corresponds the position of joint, the wire joint is in the joint inslot, a mounting hole has been seted up to the support corresponds to running through on the position of ph electrode, ph electrode sliding connection is in the mounting hole, a fixed orifices has been seted up to running through on the support, a fixed slot has been seted up to the upper surface of organism corresponding the fixed orifices position, sliding connection has a dead lever in the fixed orifices, the lower extreme of dead lever runs through and extends to in the fixed slot, just the upper end of dead lever runs through and extends to the support and fixedly connected with supporting shoe, the lower surface fixedly connected with extension spring of supporting shoe, the lower extreme fixedly connected with of extension spring is at the upper surface of support.

Preferably, the upper end of the ph electrode is fixedly sleeved with a limiting plate, and the lower surface of the limiting plate abuts against the upper surface of the bracket.

Preferably, the lower surface of the bracket corresponding to the clamping groove is propped against the upper surface of the joint.

Preferably, the lower end of the ph electrode penetrates through the mounting hole and extends downwards into the placing groove.

Preferably, the tension spring is sleeved on the rod wall of the fixing rod between the supporting block and the bracket.

Compared with the prior art, the utility model has the beneficial effects that: when the device is used, the connector can be inserted into the inserting groove at first, then the bracket can be rotated through the rotating rod, the clamping groove on the bracket is clamped with the lead, the tension spring can pull the supporting block to descend, the supporting block can drive the fixing rod to descend into the fixing groove to fix the bracket, the bracket can fix and limit the connector, and meanwhile the bracket can support the ph electrode, so that the ph electrode is inserted into the measured sample liquid placed in the placing groove at the lower end of the bracket, and the whole detection can be safely completed.

Drawings

FIG. 1 is a schematic view of an installation state structure of the present utility model;

FIG. 2 is a schematic diagram of the uninstalled state structure of the present utility model;

FIG. 3 is a schematic structural view of the ph electrode of the present utility model;

fig. 4 is a schematic top view of the bracket of the present utility model.

In the figure: 1. a body; 2. a placement groove; 3. a plug-in groove; 4. a joint; 5. a wire; 6. a ph electrode; 7. a rotating lever; 8. a bracket; 9. a clamping groove; 10. a mounting hole; 11. a fixing hole; 12. a fixing groove; 13. a fixed rod; 14. a support block; 15. a tension spring; 16. and a limiting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the acidity online titration analyzer with the replaceable ph electrode comprises a machine body 1, wherein a placing groove 2 is formed in the outer side wall of the machine body 1, a plugging groove 3 is formed in the upper surface of the machine body 1, a connector 4 is plugged in the plugging groove 3, the upper end of the connector 4 penetrates through and extends out of the machine body 1 and is fixedly connected with a wire 5, and one end, far away from the connector 4, of the wire 5 is fixedly connected with a ph electrode 6;

the upper surface of organism 1 is connected with a dwang 7 through the bearing rotation, the upper end of dwang 7 runs through and extends to the organism 1 outside and fixedly connected with a support 8, a joint groove 9 has been seted up to the position that support 8 corresponds joint 4, wire 4 joint is in joint groove 9, a mounting hole 10 has been run through to the position that support 8 corresponds ph electrode 6, ph electrode 6 sliding connection is in mounting hole 10, a fixed orifices 11 has been run through on the support 8, a fixed slot 12 has been seted up to the upper surface that organism 1 corresponds the fixed orifices 11 position, sliding connection has a dead lever 13 in the fixed orifices 11, the lower extreme of dead lever 13 runs through and extends to in the fixed slot 12, and the upper end of dead lever 13 runs through and extends to the outside of support 8 and fixedly connected with a supporting shoe 14, the lower surface fixedly connected with extension spring 15 of supporting shoe 14, the lower extreme fixedly connected with of extension spring 15 is at the upper surface of support 8.

The upper end of the ph electrode 6 is fixedly sleeved with a limiting plate 16, the lower surface of the limiting plate 16 abuts against the upper surface of the support 8, and the ph electrode 6 can be supported by abutting the limiting plate 16 against the support 8.

The lower surface of the bracket 8 corresponding to the position of the clamping groove 9 abuts against the upper surface of the joint 4, and the joint 4 can be clamped and fixed by abutting the lower surface of the bracket 8 against the upper surface of the joint 4.

The lower end of the ph electrode 6 penetrates through the mounting hole 10 and extends downward into the placement groove 2, and the lower part of the ph electrode 6 penetrates through the mounting hole 10 and is inserted into the sample liquid to be measured.

The tension spring 15 is sleeved on the rod wall of the fixing rod 13 between the supporting block 14 and the bracket 8, so that the tension spring 15 can be prevented from being deviated.

Specifically, when the utility model is used, the joint 4 is inserted into the inserting groove 3 in the open-end operation, then the rotating rod 7 can be directly rotated, the rotating rod 7 can drive the bracket 8 to synchronously rotate, the clamping groove 9 on the bracket 8 is clamped with the lead 5, meanwhile, the tension spring 15 can pull the supporting block 14 to descend under the support of the bracket 8, the supporting block 14 can drive the fixing rod 13 to descend and be inserted into the fixing groove 12, so that a person can position the bracket 8 through the fixing rod 13, at the moment, the joint 4 can be clamped and fixed by abutting the lower surface of the bracket 8 with the upper surface of the joint 4, meanwhile, the other end of the bracket 8 is positioned right above the groove 2, the ph electrode 6 can be inserted into the mounting hole 10 during detection, and the lower part of the ph electrode 6 can pass through the mounting hole 10 and be inserted into a measured sample liquid, and the ph electrode 6 can be supported through the mounting hole 10, so that the ph electrode 6 and the joint 4 can be kept in place and can safely run for detection.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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

Claims

1. The utility model provides an acidity on-line titration analyzer of removable ph electrode, includes organism (1), offer a standing groove (2) on the lateral wall of organism (1), the upper surface of organism (1) has offered a spliced groove (3), spliced groove (3) inserts and has connect (4), the upper end of connect (4) runs through and extends to outside organism (1) and fixedly connected with wire (5), the one end fixedly connected with ph electrode (6) of joint (4) is kept away from to wire (5);

the device is characterized in that the upper surface of the machine body (1) is rotationally connected with a rotating rod (7) through a bearing, the upper end of the rotating rod (7) penetrates through and extends to the outside of the machine body (1) and is fixedly connected with a support (8), a clamping groove (9) is formed in the position, corresponding to the joint (4), of the support (8), the wire (5) is clamped in the clamping groove (9), a mounting hole (10) is formed in the position, corresponding to the ph electrode (6), of the support (8), the ph electrode (6) is slidably connected in the mounting hole (10), a fixing hole (11) is formed in the upper surface, corresponding to the fixing hole (11), of the machine body (1), of the support (8), a fixing groove (12) is formed in the upper surface, corresponding to the fixing hole (11), of the support (8) penetrates through and extends into the fixing groove (12), and the lower end of the fixing rod (13) penetrates through and extends into the fixing groove (12), and the upper end of the tension spring (13) penetrates through the support (8) to the outer support (15) to be fixedly connected with the lower surface of the support (15).

2. An acidity online titration analyzer of replaceable ph electrode in accordance with claim 1, wherein: the upper end of the ph electrode (6) is fixedly sleeved with a limiting plate (16), and the lower surface of the limiting plate (16) is propped against the upper surface of the bracket (8).

3. An acidity online titration analyzer of replaceable ph electrode in accordance with claim 1, wherein: the lower surface of the bracket (8) corresponding to the clamping groove (9) is propped against the upper surface of the joint (4).

4. An acidity online titration analyzer of replaceable ph electrode in accordance with claim 1, wherein: the lower end of the ph electrode (6) penetrates through the mounting hole (10) and extends downwards into the placing groove (2).

5. An acidity online titration analyzer of replaceable ph electrode in accordance with claim 1, wherein: the tension spring (15) is sleeved on the rod wall of the fixed rod (13) between the supporting block (14) and the bracket (8).