CN210572168U

CN210572168U - Water quality oxygen content measuring device

Info

Publication number: CN210572168U
Application number: CN201921375011.2U
Authority: CN
Inventors: 卢莽
Original assignee: Jiangsu Lingheng Environmental Technology Co Ltd
Current assignee: Jiangsu Lingheng Environmental Technology Co Ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-19
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a water quality oxygen content measuring device, which comprises a placing mechanism, a rotating mechanism, a box body, a flow arrow, a flow label, a box cover and a rotating rod, a rotating mechanism is arranged at one side of the placing mechanism, a box cover is arranged above the placing mechanism, the box cover is rotationally connected with the rotating rod through a hinge, the rotating rod is rotationally connected with the box body through a hinge, a flow label and a flow arrow are arranged above the box cover, one side of the flow arrow is provided with the flow label, the box cover, the flow arrow and the flow label are arranged, through the sequence of flow arrow and flow label, operate in proper order and titrate corresponding reagent, alleviateed the loaded down with trivial details nature of experiment operation, solved current method of measuring quality of water oxygen content, the process is loaded down with trivial details, and operating personnel often can appear forgetting some steps, causes the problem that can't measure quality of water oxygen content.

Description

Water quality oxygen content measuring device

Technical Field

The invention relates to the technical field of water quality oxygen content measurement, in particular to a water quality oxygen content measuring device.

Background

Dissolved oxygen is molecular oxygen in air dissolved in water. The content of dissolved oxygen in water is closely related to the partial pressure of oxygen in air and the temperature of water. Naturally, the oxygen content in the air does not vary much, so the water temperature is the main factor, the lower the water temperature, the higher the dissolved oxygen content in the water. Molecular oxygen dissolved in water is known as dissolved oxygen and is commonly referred to as DO and is expressed in milligrams of oxygen per liter of water. The dissolved oxygen in the water is consumed, and the water is required to be recovered to the initial state in a short time, which indicates that the self-purification capacity of the water body is strong, or the water body is not seriously polluted. Otherwise, the water body pollution is serious, the self-cleaning capability is weak, and even the self-cleaning capability is lost.

The existing method for measuring the oxygen content of water quality has a complicated process, and operators often forget certain steps, so that the problem that the oxygen content of water quality cannot be measured is caused; in addition, in the measurement experiment, the manual mode is used for reversely rotating the test tube, so that the phenomenon of uneven mixing is caused, and the problem that the oxygen content of water quality cannot be measured is caused. Therefore, there is a need for a water quality oxygen content measuring device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quality of water oxygen measuring device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a water quality oxygen content measuring device comprises a placing mechanism, a rotating mechanism, a box body, a flow arrow, a flow label, a box cover and a rotating rod, wherein the rotating mechanism is installed on one side of the placing mechanism, the box cover is arranged above the placing mechanism and is rotatably connected with the rotating rod through a hinge, the rotating rod is rotatably connected with the box body through a hinge, the flow label and the flow arrow are installed above the box cover, the flow label is arranged on one side of the flow arrow, the placing mechanism comprises a first thin-mouth bottle, a second thin-mouth bottle, a third thin-mouth bottle, a fourth thin-mouth bottle, a conical bottle, a sixth thin-mouth bottle, a bottle plug, a rubber pad, a storage box, a sliding door, a first handle, a second handle and a transparent glass sheet, the second thin-mouth bottle is arranged above the first thin-mouth bottle, the third thin-mouth bottle is arranged above the second thin-mouth bottle, and the fourth thin-mouth bottle is arranged on one side of the first thin-mouth bottle, a conical flask is arranged above the four-thin-mouth bottle, a six-thin-mouth bottle is arranged above the conical flask, bottle stoppers are arranged on bottle openings of the first-thin-mouth bottle, the second-thin-mouth bottle, the third-thin-mouth bottle, the four-thin-mouth bottle, the conical flask and the six-thin-mouth bottle, the first-thin-mouth bottle, the second-thin-mouth bottle, the third-thin-mouth bottle, the fourth-thin-mouth bottle, the conical flask and the six-thin-mouth bottle are fixedly connected with a box cover through rubber pads, a storage box is arranged inside the box body, a sliding door is arranged on one side of the storage box and rotatably connected with the box body through hinges, a second handle is arranged on one side of the sliding door, a first handle is arranged on one side of the box cover, and a first transparent glass sheet is arranged on one side of the conical flask; rotary mechanism includes motor, pivot, power, objective table, button, supporting rod, connecting rod, test tube, fixed pipe, bearing block and No. two clear glass pieces, one side of motor is equipped with the pivot, the motor passes through buckle and objective table fixed connection, one side of objective table is equipped with the power, the button is installed to one side of box, fixed pipe is installed to one side of pivot, the internally surface mounting of fixed pipe has the test tube, the surface of test tube is equipped with the supporting rod, the one end of supporting rod is equipped with the connecting rod, the bearing block is installed to the below of fixed pipe, fixed pipe glues with the bearing block mutually, No. two clear glass pieces are installed to one side of rotary mechanism.

Preferably, the types and the specifications of the first narrow-mouth bottle, the second narrow-mouth bottle, the third narrow-mouth bottle, the fourth narrow-mouth bottle and the sixth narrow-mouth bottle are the same.

Preferably, the rotating shaft and the motor are on the same axis.

Preferably, one side of supporting rod is equipped with the annular and presss from both sides mouthful and inside and is equipped with the block rubber, the shape structure of the opposite side of supporting rod is spheroid and the material is stainless steel material, the supporting rod passes through block rubber and test tube fixed connection.

Preferably, one side of connecting rod is equipped with spherical groove, the opposite side shape structure of connecting rod is cuboid and the surface of cuboid is unevenness's rough surface.

Preferably, one side of the fixed pipe is provided with a clamping groove, the fixed pipe is fixedly connected with the rotating shaft through the clamping groove, and the rotating shaft is in interference connection with the clamping groove.

Preferably, the bearing block is made of No. 45 steel.

Preferably, the inner surface of the fixing tube is mounted with a rubber material.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the set of the box cover, the flow arrow and the flow label is adopted, and the corresponding reagents are titrated by sequentially operating according to the sequence of the flow arrow and the flow label, so that the complexity of experimental operation is reduced, and the problems that the oxygen content of water cannot be measured due to the fact that the process is complicated, certain steps are frequently forgotten by an operator in the existing method for measuring the oxygen content of water are solved.

2. Adopt the motor, the apparatus further comprises a rotating shaft, a power supply, the objective table, the button, the supporting rod, the connecting rod, the test tube, fixed pipe, the setting of bearing block and No. two clear glass pieces, the rotation through the motor can make the solution intensive mixing in the test tube, the accuracy of experiment has been ensured, mutually support through supporting rod and connecting rod, can take out the test tube from the box, made things convenient for getting of test tube to take, adopt the setting of bearing block, guaranteed after the motor rotation, test tube bottom department is downward, bottleneck department upwards, thereby solved, in measuring the experiment, use manual formula to reverse rotatory test tube, can cause the phenomenon of mixing inhomogeneously, cause the problem of unable measurement quality of water oxygen content.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the prevention mechanism of the present invention;

fig. 3 is a cross-sectional view of the rotating mechanism of the present invention;

fig. 4 is an enlarged view of the position a of the present invention.

In the figure: 1-a placement mechanism, 2-a rotating mechanism, 3-a box body, 4-a flow arrow, 5-a flow label, 6-a box cover, 7-a rotating rod, 11-a narrow-mouthed bottle, 12-a narrow-mouthed bottle, 13-a narrow-mouthed bottle, 14-a fourth narrow-mouthed bottle, 15-a cone-shaped bottle, 16-a sixth narrow-mouthed bottle, 17-a bottle stopper, 18-a rubber pad and 19-a storage box, 110-sliding door, 111-first handle, 112-second handle, 113-first transparent glass sheet, 21-motor, 22-rotating shaft, 23-power supply, 24-objective table, 25-button, 26-clamping rod, 27-connecting rod, 28-test tube, 29-fixed tube, 210-bearing block and 211-second transparent glass sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a water quality oxygen content measuring device comprises a placing mechanism 1, a rotating mechanism 2, a box body 3, a flow arrow 4, a flow label 5, a box cover 6 and a rotating rod 7, wherein the rotating mechanism 2 is installed on one side of the placing mechanism 1, the box cover 6 is arranged above the placing mechanism 1, the box cover 6 is rotatably connected with the rotating rod 7 through a hinge, the rotating rod 7 is rotatably connected with the box body 3 through a hinge, the flow label 5 and the flow arrow 4 are installed above the box cover 6, the flow label 5 is arranged on one side of the flow arrow 4, the box cover 6, the flow arrow 4 and the flow label 5 are arranged, the corresponding reagents are titrated by sequentially operating according to the sequence of a flow arrow 4 and a flow label 5, so that the complexity of experimental operation is reduced, and the problem that the oxygen content of the water quality cannot be measured due to the fact that the process is complicated and certain steps are frequently forgotten by an operator in the conventional method for measuring the oxygen content of the water quality is solved; the placing mechanism 1 comprises a first narrow-necked bottle 11, a second narrow-necked bottle 12, a third narrow-necked bottle 13, a fourth narrow-necked bottle 14, a conical bottle 15, a sixth narrow-necked bottle 16, a bottle stopper 17, a rubber gasket 18, a storage box 19, a sliding door 110, a first handle 111, a second handle 112 and a first transparent glass sheet 113, wherein the second narrow-necked bottle 12 is arranged above the first narrow-necked bottle 11, the third narrow-necked bottle 13 is arranged above the second narrow-necked bottle 12, the fourth narrow-necked bottle 14 is arranged on one side of the first narrow-necked bottle 11, the conical bottle 15 is arranged above the fourth narrow-necked bottle 14, the bottle stoppers 17 are arranged at the bottle mouths of the first narrow-necked bottle 11, the second narrow-necked bottle 12, the third narrow-necked bottle 13, the fourth narrow-necked bottle 14, the conical bottle 15 and the sixth narrow-necked bottle 16, the rubber gasket 18 is fixedly connected with the first narrow-necked bottle 11, the second narrow-necked bottle 12, the third narrow-necked bottle 13, the fourth narrow-necked bottle 14, the sixth narrow-necked bottle 15 and the sixth narrow-necked bottle cover 16, a storage box 19 is arranged in the box body 3, a sliding door 110 is arranged on one side of the storage box 19, the sliding door 110 is rotatably connected with the box body 3 through a hinge, a second handle 112 is arranged on one side of the sliding door 110, a first handle 111 is arranged on one side of the box cover 6, and a first transparent glass sheet 113 is arranged on one side of the conical flask 15; the rotating mechanism 2 comprises a motor 21, a rotating shaft 22, a power supply 23, an objective table 24, a button 25, a clamping rod 26, a connecting rod 27, a test tube 28, a fixed tube 29, a bearing block 210 and a second transparent glass sheet 211, wherein the rotating shaft 22 is arranged on one side of the motor 21, the motor 21 is fixedly connected with the objective table 24 through a buckle, and the solution in the test tube 28 can be fully mixed through the rotation of the motor 21, so that the accuracy of an experiment is ensured; one side of objective table 24 is equipped with power 23, and button 25 is installed to one side of box 3, and fixed pipe 29 is installed to one side of pivot 22, and the interior surface mounting of fixed pipe 29 has test tube 28, and the surface of test tube 28 is equipped with supporting rod 26, and the one end of supporting rod 26 is equipped with connecting rod 27, and bearing block 210 is installed to the below of fixed pipe 29, and fixed pipe 29 glues mutually with bearing block 210, and No. two clear glass pieces 211 are installed to one side of rotary mechanism 2.

Preferably, the types and specifications of the first narrow-necked bottle 11, the second narrow-necked bottle 12, the third narrow-necked bottle 13, the fourth narrow-necked bottle 14 and the sixth narrow-necked bottle 16 are the same.

Preferably, the rotating shaft 22 is on the same axis as the motor 21.

Preferably, one side of holding rod 26 is equipped with the annular and presss from both sides mouthful and inside and is equipped with the block rubber, and the shape structure of the opposite side of holding rod 26 is the stainless steel material for spheroid and material, and holding rod 26 passes through block rubber and test tube 28 fixed connection, through mutually supporting of holding rod 26 and connecting rod 27, can take out test tube 28 from box 3, has made things convenient for getting of test tube 28 to take.

Preferably, one side of connecting rod 27 is equipped with spherical groove, and the surface that connecting rod 27's opposite side shape structure is cuboid and cuboid is unevenness's rough surface, has made things convenient for the installation of supporting rod 26 and operating personnel to taking of test tube 28.

Preferably, one side of the fixed tube 29 is provided with a clamping groove, the fixed tube 29 is fixedly connected with the rotating shaft 22 through the clamping groove, and the rotating shaft 22 is in interference connection with the clamping groove.

Preferably, the material of bearing block 210 is 45 # steel, adopts bearing block 210's setting, has guaranteed that after motor 21 rotation, 28 bottoms of test tubes department is downward, and bottleneck department is upwards.

Preferably, the inner surface of the fixing tube 29 is provided with a rubber material to enhance the clamping force of the test tube 28.

The working principle is as follows: before use, the manganese sulfate solution is placed in a first narrow-necked bottle 11, the alkaline potassium iodide is placed in a second narrow-necked bottle 12, the sulfuric acid is placed in a third narrow-necked bottle 13, the sodium thiosulfate solution is placed in a fourth narrow-necked bottle 14, the starch solution is placed in a sixth narrow-necked bottle 16, and the cover 6 is tightly closed.

In use, an operator collects a sample of water to be measured into the tube 28, taking care not to leave air bubbles in the tube 28; insert the straw under the test tube 28 liquid level, add 1ml manganese sulfate solution, 2ml alkaline potassium iodide solution, lid bottle stopper 17, click button 25, start motor 21, motor 21 drives the pivot 22 rotatory, because pivot 22 is connected with fixed pipe 29, fixed pipe 29 is inside to be equipped with test tube 28, so test tube 28 is driven and is turned over the mixture several times, press button 25 once more, motor 21 closes, because bearing block 210's setting, make test tube 28 bottle bottom department down, bottleneck department upwards, the test tube 28 that subsequently stews. When the brown precipitate falls to half of the bottle by observing the test tube 28, the operator turns on the motor 21 and mixes the mixture upside down again until the precipitate falls to the bottom of the bottle.

The operator lifts the test tube 28 out of the fixed tube 29 through the connecting rod 27, slightly opens the stopper 17, immediately inserts the test tube 28 with a pipette under the liquid surface and adds 2.0ml of sulfuric acid. Carefully cover the stopper 17; the operator inserts the test tube 28 into the fixing tube 29 through the connecting rod 27, starts the motor 21, turns upside down, mixes and shakes until the precipitate is completely dissolved, and stands in the dark for 5 min.

Finally, the operator sucks 100.0ml of the above solution, titrates the solution with a sodium thiosulfate solution in a 250ml conical flask 15 until the solution is light yellow, adds 1ml of a starch solution, continues to titrate until the blue color just fades, and records the amount of the sodium thiosulfate solution. From mathematical principles, the liquid oxygen content can be found as the concentration of the sodium thiosulfate solution in mol/L times the volume of the sodium thiosulfate solution consumed at the time of titration in ml times 8 times 1000 divided by 100.

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.

Claims

1. The utility model provides a quality of water oxygen content measuring device, is including placing mechanism (1), rotary mechanism (2), box (3), flow arrow point (4), flow label (5), case lid (6) and bull stick (7), rotary mechanism (2) are installed to one side of placing mechanism (1), the top of placing mechanism (1) is equipped with case lid (6), case lid (6) are rotated with bull stick (7) through the hinge and are connected, bull stick (7) are rotated with box (3) through the hinge and are connected, flow label (5) and flow arrow point (4) are installed to case lid (6) top, one side of flow arrow point (4) is equipped with flow label (5), its characterized in that:

place mechanism (1) including No. one thin-necked bottle (11), No. two thin-necked bottles (12), No. three thin-necked bottle (13), No. four thin-necked bottle (14), erlenmeyer flask (15), No. six thin-necked bottle (16), bottle plug (17), rubber pad (18), bin (19), sliding door (110), No. one handle (111), No. two handle (112) and a clear glass piece (113), the top of No. one thin-necked bottle (11) is equipped with No. two thin-necked bottle (12), the top of No. two thin-necked bottle (12) is equipped with No. three thin-necked bottle (13), one side of No. one thin-necked bottle (11) is equipped with No. four thin-necked bottle (14), the top of No. four thin-necked bottle (14) is equipped with erlenmeyer flask (15), the top of erlenmeyer flask (15) is equipped with No. six thin-necked bottle (16), No. one thin-necked bottle (11), No. two thin-necked bottle (12), No. three thin-necked bottle (13), Bottle stoppers (17) are mounted at the bottle mouths of a number four narrow-mouth bottle (14), a conical bottle (15) and a number six narrow-mouth bottle (16), the number one narrow-mouth bottle (11), the number two narrow-mouth bottle (12), the number three narrow-mouth bottle (13), the number four narrow-mouth bottle (14), the conical bottle (15) and the number six narrow-mouth bottle (16) are fixedly connected with a box cover (6) through rubber pads (18), a storage box (19) is arranged inside the box body (3), a sliding door (110) is arranged on one side of the storage box (19), the sliding door (110) is rotatably connected with the box body (3) through hinges, a number two handle (112) is mounted on one side of the sliding door (110), a number one handle (111) is mounted on one side of the box cover (6), and a number one transparent glass sheet (113) is arranged on one side of the conical bottle (15);

the rotating mechanism (2) comprises a motor (21), a rotating shaft (22), a power supply (23), an objective table (24), a button (25), a clamping rod (26), a connecting rod (27), a test tube (28), a fixed tube (29), a bearing block (210) and a second transparent glass sheet (211), wherein the rotating shaft (22) is arranged on one side of the motor (21), the motor (21) is fixedly connected with the objective table (24) through a buckle, the power supply (23) is arranged on one side of the objective table (24), the button (25) is arranged on one side of the box body (3), the fixed tube (29) is arranged on one side of the rotating shaft (22), the test tube (28) is arranged on the inner surface of the fixed tube (29), the clamping rod (26) is arranged on the outer surface of the test tube (28), the connecting rod (27) is arranged at one end of the clamping rod (26), the bearing block (210) is arranged below the, the fixed tube (29) is glued with the bearing block (210), and one side of the rotating mechanism (2) is provided with a second transparent glass sheet (211).

2. A water quality oxygen content measuring apparatus according to claim 1, wherein: the first thin-mouth bottle (11), the second thin-mouth bottle (12), the third thin-mouth bottle (13), the fourth thin-mouth bottle (14) and the sixth thin-mouth bottle (16) are the same in type and specification.

3. A water quality oxygen content measuring apparatus according to claim 1, wherein: the rotating shaft (22) and the motor (21) are positioned on the same axis.

4. A water quality oxygen content measuring apparatus according to claim 1, wherein: one side of clamping rod (26) is equipped with the annular and presss from both sides mouthful and inside is equipped with the block rubber, the shape structure of the opposite side of clamping rod (26) is spheroid and material and is stainless steel material, clamping rod (26) pass through block rubber and test tube (28) fixed connection.

5. A water quality oxygen content measuring apparatus according to claim 1, wherein: one side of connecting rod (27) is equipped with spherical recess, the opposite side shape structure of connecting rod (27) is cuboid and the surface of cuboid is unevenness's rough surface.

6. A water quality oxygen content measuring apparatus according to claim 1, wherein: one side of fixed pipe (29) is equipped with the draw-in groove, fixed pipe (29) are through draw-in groove and pivot (22) fixed connection, pivot (22) are interference connection with the connected mode of draw-in groove.

7. A water quality oxygen content measuring apparatus according to claim 1, wherein: the bearing block (210) is made of No. 45 steel.

8. A water quality oxygen content measuring apparatus according to claim 1, wherein: the inner surface of the fixed pipe (29) is provided with a rubber material.