CN220188480U - Mud chemical composition detection device - Google Patents

Abstract

The utility model discloses a sludge chemical component detection device, which comprises a base, wherein a bottom plate is arranged on the upper part of the base through a rotating assembly, a plurality of grooves and cylinders positioned in the grooves are arranged on the bottom plate, the grooves are distributed along the central circumference array of the bottom plate, each cylinder is connected with a titration assembly, the titration assembly comprises a first burette and a second burette with the inner diameter smaller than that of the first burette, the bottoms of the first burette and the second burette are respectively provided with a switch valve, the outlet ends of the first burette and the second burette are commonly connected with a connecting pipe, and the middle part of the connecting pipe is vertically connected with a burette extending into the cylinder; the titration device further comprises a first fixing frame arranged on the bottom plate, and fixing clamps with the same number as the titration components are arranged on the first fixing frame. The detection device provided by the utility model can be used for simultaneously measuring a plurality of groups of data, so that the detection efficiency is improved; the titration efficiency can be ensured, the condition of excessive titration can be avoided, and the titration accuracy is ensured.

Description

Mud chemical composition detection device

Technical Field

The utility model relates to the technical field of sludge detection devices, in particular to a sludge chemical component detection device.

Background

Sludge is a product after sewage treatment, and is an extremely complex non-uniform mass composed of organic residues, bacterial cells, inorganic particles, colloid sludge and the like. The main characteristics of the sludge are high water content (up to 99% or more), high organic matter content, easy decomposition and stinking, fine particles, small specific gravity and colloidal liquid state. It is a thick matter between liquid and solid and can be transported by a pump, but it is difficult to perform solid-liquid separation by sedimentation.

For industrial sludge, which contains various chemical components including organic substances such as residues of fossil fuels including petroleum, coal and the like, synthetic resins, plastics and the like; inorganic salts such as copper, zinc, cadmium, lead, etc. metal salts, chlorides, sulfates, carbonates, etc.

Most of the components belong to the dangerous waste class, so that the chemical components of the components are generally required to be detected before being discharged for environmental protection, and the components are discharged after the content of each pollution component is detected to be qualified. Common detection devices include an X-ray fluorescence spectrometer, an infrared spectrometer, an atomic absorption spectrometer, a plasma mass spectrometer and the like, and the devices can detect various components in the sludge more rapidly, but most of the devices need to perform a sample pretreatment process and are expensive.

Therefore, chemical analysis methods such as acid-base titration, potentiometric titration and the like are also adopted to detect chemical components in sludge, however, the existing chemical analysis detection device has the problems of insufficient accuracy and low detection efficiency.

Disclosure of Invention

Accordingly, the present utility model is directed to a device for detecting chemical components of sludge, which solves the problems of the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a mud chemical composition detection device, includes the base, the bottom plate is installed through rotating assembly to base upper portion, be provided with a plurality of recesses on the bottom plate and be located the barrel that the lateral wall of recess is transparent material, a plurality of the recess is followed bottom plate center circumference array distributes, every all be connected with titration assembly on the barrel, titration assembly includes first buret and internal diameter is less than the second buret of first buret, the bottom of first buret with the second buret all is provided with the ooff valve, first buret with the exit end of second buret is connected with the connecting pipe jointly, the middle part of connecting pipe is connected with perpendicularly and stretches into the buret in the barrel; the titration device is characterized by further comprising a first fixing frame arranged on the bottom plate, wherein fixing clamps with the same number as the titration components are arranged on the first fixing frame and used for fixing the titration components in each group.

Preferably, the rotating assembly comprises a first driving motor, driving teeth, driven teeth and a connecting shaft, wherein the bottom of the connecting shaft is rotatably arranged on the base, the upper part of the connecting shaft is fixedly connected with the bottom plate, and the driven teeth are fixedly sleeved on the connecting shaft; the first driving motor is installed on the base through the motor mounting plate, the output end of the first driving motor is connected with the driving teeth, the driving teeth are meshed with the driven teeth, the first driving motor is driven, the driving teeth, the driven teeth and the connecting shaft are sequentially driven to rotate, and accordingly the base plate is driven to rotate.

Preferably, the side wall of the groove is provided with at least one notch, and the bottom of the side wall of the cylinder is provided with a limiting block corresponding to the notch.

Preferably, a cover plate is further arranged on the cylinder, a second driving motor is arranged at the top of the cover plate, the output end of the second driving motor is connected with a stirring shaft, and the stirring shaft extends into the cylinder and is connected with a stirring paddle; and a through hole for the titration head to pass through is formed in the cover plate.

Preferably, a second fixing frame is arranged on the bottom plate at the outer side of each cylinder, and fixing clamps are also arranged on the second fixing frames.

Preferably, the second fixing frame and the first fixing frame are telescopic rods.

Preferably, the base is further provided with a support and a reagent bottle, the support is connected with a shelf, the shelf is provided with a liquid injection pump, the liquid inlet end of the liquid injection pump is communicated with the reagent bottle through a liquid inlet pipe, and the liquid outlet end of the liquid injection pump is connected with a liquid outlet pipe.

The utility model has the beneficial effects that:

according to the sludge chemical component detection device provided by the utility model, a chemical analysis mode is adopted for detection, and multiple groups of data can be measured simultaneously by arranging multiple groups of titration components, so that the detection efficiency is improved; meanwhile, each group of titration components is provided with a first buret and a second buret, the inner diameters of the first buret and the second buret are one by one, and the scale precision of the second buret with the small inner diameter is higher than that of the first buret with the larger inner diameter; when the initial stage of titration is carried out, the switching valve of the first burette can be opened for quick titration, when the titration is about to approach the end point, the switching valve of the first burette is closed, the switching valve of the second burette is opened for slow titration, so that the condition of excessive titration can be avoided while the titration efficiency is ensured, and the titration accuracy is ensured.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

FIG. 2 is a schematic diagram of the structure of the base plate and titration assembly of the present utility model.

Fig. 3 is a schematic view of the structure of the base plate in the present utility model.

Fig. 4 is a schematic view of the structure of the cylinder and the cover plate in the present utility model.

Reference numerals illustrate:

1. a base; 2. a bottom plate; 3. a groove; 4. a cylinder; 5. a first burette; 6. a second burette; 7. a switch valve; 8. a connecting pipe; 9. a titration head; 10. a first fixing frame; 11. a fixing clamp; 12. a first driving motor; 13. a driving tooth; 14. driven teeth; 15. a connecting shaft; 16. a motor mounting plate; 17. a notch; 18. a limiting block; 19. a cover plate; 20. a second driving motor; 21. a stirring shaft; 22. stirring paddles; 23. a through hole; 24. the second fixing frame; 25. a bracket; 26. a reagent bottle; 27. a shelf; 28. a liquid injection pump; 29. a liquid inlet pipe; 30. and a liquid outlet pipe.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of 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," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1 to 4, this embodiment provides a device for detecting chemical components of sludge, including a base 1, a bottom plate 2 is installed on the upper portion of the base 1 through a rotating assembly, a plurality of grooves 3 and a cylinder 4 (such as glass) with a transparent side wall located in the grooves 3 are provided on the bottom plate 2, the side wall of the cylinder 4 is provided with a transparent shape, so that the internal color change condition can be observed at any time in the experimental process, the grooves 3 are distributed along the central circumference array of the bottom plate 2, each cylinder 4 is connected with a titration assembly, the titration assembly includes a first burette 5 and a second burette 6 with an inner diameter smaller than that of the first burette 5, the bottoms of the first burette 5 and the second burette 6 are respectively provided with a switch valve 7, the outlet ends of the first burette 5 and the second burette 6 are jointly connected with a connecting pipe 8, and the middle part of the connecting pipe 8 is vertically connected with a titration head 9 extending into the cylinder 4; the titration device further comprises a first fixing frame 10 arranged on the bottom plate 2, wherein fixing clamps 11 with the same number as the titration components are arranged on the first fixing frame 10 and used for fixing each group of titration components.

In the embodiment, the chemical component content in the sludge can be calculated by adopting a chemical analysis mode to detect, diluting the sludge sample before the test to obtain a sludge sample solution and measuring chemical substances such as organic matters and inorganic salts in the sludge sample solution; by arranging a plurality of groups of titration components, a plurality of groups of data can be measured simultaneously, so that the detection efficiency is improved; the base 1 is provided with a rotating component, and the rotating component is connected with the bottom plate 2, so that the bottom plate 2 can be rotated, and different titration components can be conveniently operated; meanwhile, each group of titration components is provided with a first buret 5 and a second buret 6, the inner diameters of the first buret 5 and the second buret 6 are one by one, and as can be understood, the side walls of the two burets are made of glass, scale marks are arranged on the side walls, so that the titration amount can be conveniently observed; the scale precision of the second burette 6 with the small inner diameter is higher than that of the first burette 5 with the larger inner diameter; when the initial stage of titration can open the ooff valve 7 of first buret 5 and carry out quick titration, when the titration is about to be close to the terminal point, then close the ooff valve 7 of first buret 5, open the ooff valve 7 of second buret 6, carry out slow titration to can also avoid appearing titrating excessive condition in the time of guaranteeing titration efficiency, guarantee the titration degree of accuracy.

With continued reference to fig. 1, in some embodiments, the rotating assembly includes a first driving motor 12, a driving tooth 13, a driven tooth 14, and a connecting shaft 15, where the bottom of the connecting shaft 15 is rotatably mounted on the base 1, specifically may be rotatably mounted through a bearing, so as to facilitate driving, the upper part of the connecting shaft 15 is fixedly connected with the bottom of the bottom plate 2, and the driven tooth 14 is fixedly sleeved on the connecting shaft 15; the first driving motor 12 can be a stepping motor, so that small-angle rotation adjustment is convenient to realize; the motor mounting plate 16 is arranged on the base 1 in an inverted L shape, the output end of the first driving motor 12 is connected with the driving teeth 13, the driving teeth 13 are meshed with the driven teeth 14, the first driving motor 12 is driven to sequentially drive the driving teeth 13, the driven teeth 14 and the connecting shaft 15 to rotate, and therefore the base plate 2 is driven to rotate; and then drive the drum 4 and the titration subassembly of installing on bottom plate 2 to rotate in step, conveniently operate different titration subassembly. In some other embodiments, manual adjustment may be directly used, which is more laborious.

In some embodiments, at least one notch 17 is formed on the side wall of the groove 3, and a limiting block 18 corresponding to the notch 17 is arranged at the bottom of the side wall of the cylinder 4; in the embodiment shown in fig. 3, 2 notches 17 are formed in the side wall of each recess 3; correspondingly, the bottom of the side wall of each cylinder 4 is provided with 2 limiting blocks 18, and the cylinders are prevented from shaking randomly in the operation and rotation process through the arrangement of the limiting blocks 18 and the gaps 17, so that the overall stability of the device is ensured.

Further, in some embodiments, a cover plate 19 is further provided on the cylinder 4 in a clamping manner, a second driving motor 20 is installed on the top of the cover plate 19, an output end of the second driving motor 20 is connected with a stirring shaft 21, and the stirring shaft 21 extends into the cylinder 4 and is connected with a stirring paddle 22; the cover plate 19 is provided with a through hole 23 for the titration head 9 to pass through; the second driving motor 20 can be a small motor, and can drive the stirring shaft 21 to rotate, so that the titrated solution and the sludge sample solution to be measured are conveniently and fully mixed in real time, the testing accuracy is improved, and excessive titration is avoided.

In some embodiments, a second fixing frame 24 is disposed on the bottom plate 2 outside each cylinder 4, and a fixing clip 11 is also disposed on the second fixing frame 24. The first fixing frame 10 is directly arranged at the center of the bottom plate 2, and the fixing clamps 11 arranged on the first fixing frame are correspondingly clamped on the second burette 6 of each group of titration components; the fixing clamp 11 on the second fixing frame 24 is correspondingly clamped on the first burette 5, so that the clamping stability is improved.

In some embodiments, the second holder 24 and the first holder 10 are telescopic rods, so as to facilitate adjustment of different heights and accommodate titration assemblies of different lengths.

In some embodiments, the base 1 is further provided with a bracket 25 and a reagent bottle 26, the bracket 25 is connected with a shelf 27, the shelf 27 is provided with a liquid injection pump 28, a liquid inlet end of the liquid injection pump 28 is communicated with the reagent bottle 26 through a liquid inlet pipe 29, and a liquid outlet end of the liquid injection pump 28 is connected with a liquid outlet pipe 30; when the reagent is needed to be supplemented in the titration component, the reagent can be timely and conveniently supplemented through the liquid injection pump 28, the liquid inlet pipe 29 and the liquid outlet pipe 30, and manual operation is reduced.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (7)

1. The utility model provides a mud chemical composition detection device, its characterized in that includes base (1), base (1) upper portion is installed bottom plate (2) through rotating assembly, be provided with a plurality of recesses (3) on bottom plate (2) and be located cylinder (4) that the lateral wall in recess (3) is transparent material, a plurality of recess (3) are followed bottom plate (2) central circumference array distributes, every all be connected with titration assembly on cylinder (4), titration assembly includes first buret (5) and internal diameter is less than second buret (6) of first buret (5), the bottom of first buret (5) with the second buret (6) all is provided with ooff valve (7), the exit end of first buret (5) with second buret (6) is connected with connecting pipe (8) jointly, the middle part of connecting pipe (8) is connected with perpendicularly and stretches into titration head (9) in cylinder (4); the titration device is characterized by further comprising a first fixing frame (10) arranged on the bottom plate (2), wherein fixing clamps (11) with the same number as the titration components are arranged on the first fixing frame (10) and used for fixing the titration components in each group.

2. The sludge chemical composition detection device according to claim 1, wherein the rotating assembly comprises a first driving motor (12), a driving tooth (13), a driven tooth (14) and a connecting shaft (15), the bottom of the connecting shaft (15) is rotatably installed on the base (1), the upper part of the connecting shaft is fixedly connected with the bottom plate (2), and the driven tooth (14) is fixedly sleeved on the connecting shaft (15); the first driving motor (12) is installed on the base (1) through a motor installation plate (16), the output end of the first driving motor (12) is connected with the driving teeth (13), the driving teeth (13) are meshed with the driven teeth (14) mutually, the first driving motor (12) is driven, the driving teeth (13), the driven teeth (14) and the connecting shaft (15) are sequentially driven to rotate, and accordingly the base plate (2) is driven to rotate.

3. The sludge chemical composition detection device according to claim 1, wherein at least one notch (17) is formed in the side wall of the groove (3), and limiting blocks (18) corresponding to the notch (17) are arranged at the bottom of the side wall of the cylinder (4).

4. The sludge chemical composition detection device according to claim 1, wherein a cover plate (19) is further arranged on the cylinder (4), a second driving motor (20) is installed at the top of the cover plate (19), an output end of the second driving motor (20) is connected with a stirring shaft (21), and the stirring shaft (21) extends to the cylinder (4) and is connected with a stirring paddle (22); the cover plate (19) is provided with a through hole (23) for the titration head (9) to pass through.

5. A sludge chemical composition detection apparatus as claimed in claim 1 wherein a second fixing frame (24) is provided on the base plate (2) outside each cylinder (4), and a fixing clip (11) is also provided on the second fixing frame (24).

6. The sludge chemical composition detection apparatus as claimed in claim 5, wherein the second mount (24) and the first mount (10) are telescopic rods.

7. The sludge chemical composition detection device according to claim 1, wherein the base (1) is further provided with a support (25) and a reagent bottle (26), the support (25) is connected with a shelf (27), the shelf (27) is provided with a liquid injection pump (28), a liquid inlet end of the liquid injection pump (28) is communicated with the reagent bottle (26) through a liquid inlet pipe (29), and a liquid outlet end of the liquid injection pump (28) is connected with a liquid outlet pipe (30).