CN219084908U

CN219084908U - Portable dissolved oxygen tester

Info

Publication number: CN219084908U
Application number: CN202222629179.XU
Authority: CN
Inventors: 李智刚; 陈人可; 周赞斌
Original assignee: Hunan Jingyi Environmental Protection Testing Co ltd; Hunan Jingyi Xiangtai Environmental Protection High Tech Development Co Ltd
Current assignee: Hunan Jingyi Environmental Protection Testing Co ltd; Hunan Jingyi Xiangtai Environmental Protection High Tech Development Co Ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-05-26
Anticipated expiration: 2032-10-08

Abstract

The present utility model provides a portable dissolved oxygen meter, comprising: fixing the column; the fixing box is fixedly arranged on one side of the fixing column, and wire outlet holes are formed in the top and the bottom of the fixing box; the rotating rod is rotationally connected to the inner side surface of the fixed box, and the outer side surface of the rotating rod is fixedly provided with a take-up pulley; the torsion spring is fixedly arranged at two ends of the outer side face of the rotating rod, and one end of the torsion spring is fixedly arranged at one side of the inner side face of the fixed box. Preferably, the torsion springs are respectively arranged at two sides of the take-up pulley, and the outer side surface of the take-up pulley is wound with a data wire. According to the portable dissolved oxygen meter, when the portable dissolved oxygen meter is used, a user can conveniently store the data wire through the fixed box, the wire winding wheel and the torsion spring, so that the phenomenon that the data wire is easy to wind mutually due to the fact that the data wire is too long when the portable dissolved oxygen meter is used is avoided, and the portable dissolved oxygen meter is inconvenient for the user to use.

Description

Portable dissolved oxygen tester

Technical Field

The utility model relates to the technical field of environment detection, in particular to a portable dissolved oxygen meter.

Background

The molecular oxygen in the air dissolved in water is called dissolved oxygen, and the content of the dissolved oxygen in water has close relation with the partial pressure of oxygen in the air and the temperature of the water. The amount of dissolved oxygen in water is an index for measuring the self-cleaning capacity of water, the dissolved oxygen in water is consumed, the time required for recovering to the initial state is short, the self-cleaning capacity of the water is high, or the water pollution is not serious, otherwise, the water pollution is serious, the self-cleaning capacity is weak, and even the self-cleaning capacity is lost. In the aquaculture industry, it is desirable to measure the dissolved oxygen in a body of water from time to time so that the oxygen content in the water can be better controlled.

The dissolved oxygen meter method is a common method for detecting dissolved oxygen in water source, the dissolved oxygen meter is composed of two parts of a sensor and a display instrument, the sensing part of the dissolved oxygen analyzer is composed of a gold electrode (cathode) and a silver electrode (anode) and potassium chloride or potassium hydroxide electrolyte, and oxygen diffuses into the human electrolyte through a membrane to form a measuring loop together with the gold electrode and the silver electrode.

Like the patent application of publication number CN216051674U among the prior art, it can carry out dissolved oxygen to keeping away from own water source through portable dissolved oxygen analyzer and detect, improved the convenience of detection, can detect more easily to some inconvenient artificial water sources that are close to, ensured the safety of inspector, but change the device when using, because the data line has certain length, after using, inconvenient user accomodates the data line.

Accordingly, it is desirable to provide a portable dissolved oxygen meter that solves the above-mentioned problems.

Disclosure of Invention

The utility model provides a portable dissolved oxygen meter, which solves the problem that a user cannot conveniently store a data line.

In order to solve the above technical problems, the present utility model provides a portable dissolved oxygen meter, comprising:

fixing the column;

the fixing box is fixedly arranged on one side of the fixing column, and wire outlet holes are formed in the top and the bottom of the fixing box;

the rotating rod is rotationally connected to the inner side surface of the fixed box, and the outer side surface of the rotating rod is fixedly provided with a take-up pulley;

the torsion spring is fixedly arranged at two ends of the outer side face of the rotating rod, and one end of the torsion spring is fixedly arranged at one side of the inner side face of the fixed box.

Preferably, the torsion springs are respectively arranged at two sides of the wire winding wheel, the outer side surface of the wire winding wheel is wound with a data wire, and two ends of the data wire are respectively connected with the inner side surface of the wire outlet hole in a sliding manner.

Preferably, the inner side surface of the fixed column is slidably connected with an extension rod, an internal thread of one end of one side of the fixed column is connected with a locking screw, and one end of the locking screw is arranged on one side of the extension rod.

Preferably, a fixing clamp is fixedly arranged at one end of the extension rod, a probe is fixedly arranged on the inner side surface of the fixing clamp, and the probe is fixedly arranged at one end of the data line.

Preferably, a detector is fixedly arranged at one end of the fixed column, a grip is fixedly arranged at one side of the detector, and a data line is fixedly arranged at the other side of the detector.

Preferably, a fixing ring is fixedly arranged on one side of the fixing box, and the fixing ring is sleeved on the outer side face of the fixing column.

Preferably, both ends of the fixing ring are fixedly provided with side plates, a threaded rod is connected inside the side plates in a sliding manner, one end of the outer side surface of the threaded rod is connected with a nut in a threaded manner, and the nut is arranged on one side of the side plates.

Compared with the related art, the portable dissolved oxygen meter provided by the utility model has the following beneficial effects:

the utility model provides a portable dissolved oxygen meter, which is convenient for a user to store data wires when in use by a fixed box, a wire winding wheel and a torsion spring, and avoids the problem that the data wires are easy to wind mutually when in use, so that the use is inconvenient for the user.

Drawings

FIG. 1 is a schematic view of a portable dissolved oxygen meter according to a first embodiment of the present utility model;

FIG. 2 is a schematic view of the internal structure shown in FIG. 1;

FIG. 3 is an enlarged schematic view of portion A shown in FIG. 2;

FIG. 4 is an enlarged schematic view of portion B shown in FIG. 2;

FIG. 5 is a schematic view of a portable dissolved oxygen meter according to a second embodiment of the present utility model;

fig. 6 is a schematic top view of the retainer ring shown in fig. 5.

Reference numerals in the drawings: 1. the device comprises a detector, 11, a handle, 12, a fixed column, 13, a locking screw, 14, an extension rod, 15, a fixed clamp, 16, a data line, 17, a probe, 2, a fixed box, 21, a wire outlet hole, 22, a rotating rod, 23, a wire take-up pulley, 24, a torsion spring, 3, a fixed ring, 31, a side plate, 32, a threaded rod, 33 and a nut.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

First embodiment

Referring to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, fig. 1 is a schematic structural diagram of a portable dissolved oxygen meter according to a first embodiment of the present utility model; FIG. 2 is a schematic view of the internal structure shown in FIG. 1; FIG. 3 is an enlarged schematic view of portion A shown in FIG. 2; fig. 4 is an enlarged schematic view of a portion B shown in fig. 2. A portable dissolved oxygen meter comprising: a fixed column 12;

the fixing box 2 is fixedly arranged on one side of the fixing column 12, and the top and the bottom of the fixing box 2 are provided with wire outlet holes 21;

a rotating rod 22, wherein the rotating rod 22 is rotatably connected to the inner side surface of the fixed box 2, and a take-up pulley 23 is fixedly arranged on the outer side surface of the rotating rod 22;

the torsion spring 24, the said torsion spring 24 is fixedly mounted on both ends of the lateral surface of the said turning lever 22, one end of the said torsion spring 24 is fixedly mounted on one side of the lateral surface of the said fixed box 2.

One end of the torsion spring 24 is fixedly arranged on the outer side surface of the rotating rod 22, and the other end of the torsion spring 24 is fixedly arranged on one side of the inner side surface of the fixed box 2

The torsion springs 24 are respectively disposed at two sides of the take-up wheel 23, the outer side surface of the take-up wheel 23 is wound with the data wire 16, and two ends of the data wire 16 are respectively slidably connected to the inner side surface of the wire outlet hole 21.

The inner side surface of the fixed column 12 is slidably connected with an extension rod 14, an internal thread of one end of one side of the fixed column 12 is connected with a locking screw 13, and one end of the locking screw 13 is arranged on one side of the extension rod 14.

One end of the extension rod 14 is fixedly provided with a fixing clamp 15, the inner side surface of the fixing clamp 15 is fixedly provided with a probe 17, and the probe 17 is fixedly arranged at one end of the data line 16.

One end of the fixed column 12 is fixedly provided with a detector 1, one side of the detector 1 is fixedly provided with a grip 11, and the other side of the detector 1 is fixedly provided with a data line 16.

The detector 1 is a dissolved oxygen meter.

The utility model provides a portable dissolved oxygen meter, which has the following working principle:

when the probe is used, a user pulls the extension rod 14 outwards from the inside of the fixed column 12, when the extension rod is pulled to a proper position, the user rotates the locking screw 13, one end of the locking screw 13 abuts against one side of the extension rod 14, the extension rod 14 is fixed, at the moment, the user pulls one end of the data wire 16 with the probe 17, at the moment, the take-up wheel 23 drives the rotating rod 22 to rotate on the inner side surface of the fixed box 2, at the moment, the outer side surface of the rotating rod 22 drives one end of the torsion spring 24 to rotate and tighten, the force is accumulated on the torsion spring 24, the user pulls the probe 17 to the position of the fixed clamp 15, then the probe 17 is fixed through the fixed clamp 15, then the user detects water through the probe 17, after the use is finished, the user removes the probe 17 from the upper surface of the fixed clamp 15, then releases the data wire 16, at the moment, the elasticity of the torsion spring 24 drives the take-up wheel 23 to rotate, and the data wire 16 is accommodated on the outer side surface.

when the fixing box 2, the take-up pulley 23 and the torsion spring 24 are used, a user can store the data wire 16 conveniently, so that the phenomenon that the data wire 16 is too long to cause mutual winding when in use is avoided, and the use is inconvenient for the user.

Second embodiment

Referring to fig. 5 and 6 in combination, another portable dissolved oxygen meter is provided according to a second embodiment of the present application. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the second embodiment of the present application provides a portable dissolved oxygen meter, which is different in that, a fixed ring 3 is fixedly installed on one side of the fixed box 2, and the fixed ring 3 is sleeved on the outer side surface of the fixed column 12.

Both ends of the fixed ring 3 are fixedly provided with side plates 31, the inside of the side plates 31 is slidably connected with threaded rods 32, one end of the outer side surfaces of the threaded rods 32 is in threaded connection with nuts 33, and the nuts 33 are arranged on one side of the side plates 31.

in use, a user may rotate the threaded rod 32 to screw it against the inner side of the nut 33, then remove the threaded rod 32 from the side plate 31, then remove the retainer 3 from the outer side of the fixing post 12, and then detach the fixing case 2.

when the fixing ring 3, the side plate 31, the threaded rod 32 and the nut 33 are used, a user can detach the fixing box 2 conveniently, and the device can be carried conveniently.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A portable dissolved oxygen meter, comprising:

fixing the column;

2. The portable dissolved oxygen meter of claim 1, wherein the torsion springs are respectively arranged at two sides of the wire winding wheel, the outer side surface of the wire winding wheel is wound with a data wire, and two ends of the data wire are respectively connected with the inner side surface of the wire outlet hole in a sliding manner.

3. The portable dissolved oxygen meter of claim 2, wherein the inner side surface of the fixed column is slidably connected with an extension rod, an internal thread of one end of one side of the fixed column is connected with a locking screw, and one end of the locking screw is disposed on one side of the extension rod.

4. A portable dissolved oxygen meter as set forth in claim 3 wherein a retaining clip is fixedly mounted at one end of the extension rod, a probe is fixedly mounted on an inner side of the retaining clip, and the probe is fixedly mounted at one end of the data line.

5. The portable dissolved oxygen meter of claim 1, wherein one end of the fixed column is fixedly provided with a detector, one side of the detector is fixedly provided with a grip, and the other side of the detector is fixedly provided with a data line.

6. The portable dissolved oxygen meter of claim 1, wherein a fixing ring is fixedly arranged on one side of the fixing box, and the fixing ring is sleeved on the outer side face of the fixing column.

7. The portable dissolved oxygen meter of claim 6, wherein the two ends of the fixing ring are fixedly provided with side plates, the inside of the side plates is connected with a threaded rod in a sliding manner, one end of the outer side surface of the threaded rod is connected with a nut in a threaded manner, and the nut is arranged on one side of the side plates.