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CN-122016685-A - Ultraviolet-visible spectrophotometer for water pollution detection and detection method

CN122016685ACN 122016685 ACN122016685 ACN 122016685ACN-122016685-A

Abstract

The invention relates to the technical field of water pollution detection, in particular to an ultraviolet-visible spectrophotometer for water pollution detection and a detection method thereof, comprising an ultraviolet-visible spectrophotometer body, a motor, a sliding component, a colorimetric rack, a colorimetric cuvette, a cleaning component and a spray head; the invention discloses an ultraviolet visible spectrophotometer, which comprises an ultraviolet visible spectrophotometer body, a detection area, a sliding component, a colorimetric rack, a cleaning component, a spray head and a rotary motion, wherein the ultraviolet visible spectrophotometer body is provided with the detection area, a detection window is formed in the detection area, an extrusion cavity is formed in one side of the detection area, a motor is fixedly arranged in the detection area, the motor is provided with the sliding component, the sliding component is provided with the colorimetric rack, the colorimetric rack is arranged in a linear array manner, the motor drives the colorimetric rack to slide at equal intervals, the cleaning component is arranged on one side of the sliding component and is connected with the spray head, and the spray head is driven to spray air through the cleaning component when the sliding component slides at equal intervals.

Inventors

  • WANG JIALING
  • WANG TUO

Assignees

  • 江苏佳蓝检验检测有限公司

Dates

Publication Date
20260512
Application Date
20260403

Claims (10)

  1. 1. The ultraviolet-visible spectrophotometer for water pollution detection is characterized by comprising an ultraviolet-visible spectrophotometer body (1), a motor (2), a sliding component (3), a colorimetric rack (4), a cuvette (5), a cleaning component (6) and a spray head (7); the ultraviolet-visible spectrophotometer comprises an ultraviolet-visible spectrophotometer body (1), wherein a detection area (11) is formed in the ultraviolet-visible spectrophotometer body, a detection window (111) is formed in the detection area (11), an extrusion cavity (12) communicated with the detection area (11) is formed in one side of the detection area (11), the extrusion cavity (12) is communicated with the outside, and a motor (2) is fixedly arranged in the detection area (11); the motor (2) is provided with a sliding component (3), the sliding component (3) is provided with a cuvette (4), a cuvette (5) is arranged on the cuvette (4) in a linear array, and the motor (2) drives the cuvette (4) to slide equidistantly through the sliding component (3), so that the cuvette (5) is driven to sequentially pass through a detection window (111); The cleaning assembly is characterized in that a cleaning assembly (6) is arranged on one side of the sliding assembly (3), the cleaning assembly (6) is located in the extrusion cavity (12), the cleaning assembly (6) is connected with the spray head (7), the spray head (7) is located on one side of the detection window (111), and the spray head (7) is driven to jet air through the cleaning assembly (6) when the sliding assembly (3) slides at equal intervals.
  2. 2. The ultraviolet-visible spectrophotometer according to claim 1, wherein the color comparison is composed of a frame body (41) and a cover plate (42), a fixing groove (411) is arranged on the frame body (41) in a linear array mode, detection grooves (412) are symmetrically formed in two side faces of the fixing groove (411), friction protruding points are arranged on grid arrays on the other two side faces of the fixing groove (411), the fixing groove (411) is used for fixedly placing a cuvette (5), the cover plate (42) is detachably connected to the frame body (41), and the cover plate (42) is used for sealing the cuvette (5).
  3. 3. The ultraviolet-visible spectrophotometer according to claim 2, wherein said slip assembly (3) comprises a drive shaft (31), a sleeve (32), a fixed plate (33), a vibrating mass (34) and a vibrating rod (35); the driving shaft (31) is fixedly connected with the motor (2), the front end of the driving shaft (31) is provided with threads, and the driving shaft (31) is provided with a shaft sleeve (32) in a sliding manner; The shaft sleeve (32) is provided with a screw groove matched with threads, the shaft sleeve (32) is slidably arranged in the detection area (11), and the shaft sleeve (32) is fixedly provided with a fixing plate (33); The fixed plate (33) is connected with the frame body (41), and vibrating blocks (34) are symmetrically arranged on two sides of the fixed plate (33); The vibrating blocks (34) are linearly arrayed on the fixed plate (33), and a vibrating rod (35) is arranged on one side of each vibrating block (34); the vibrating rod (35) is fixedly arranged in the detection area (11).
  4. 4. The ultraviolet-visible spectrophotometer as claimed in claim 3, wherein the fixing plate (33) is provided with a transmission guide post (331), the frame body (41) is provided with a transmission groove (413) matched with the transmission guide post (331), and the transmission groove (413) is positioned at the gap of the fixing groove (411) and is at the same height as the detection groove (412).
  5. 5. The ultraviolet-visible spectrophotometer according to claim 4, wherein the vibrating block (34) is of a hemispherical structure (341), and the vibrating block (34) is located on two sides of the conductive post (331) and corresponds to the conductive post (331).
  6. 6. The ultraviolet-visible spectrophotometer of claim 4, wherein said cleaning assembly (6) comprises a ram (61), a linkage (62), an air bag (63), a one-way air outlet valve (64), a one-way air inlet valve (65) and a filter screen (66); the ejector rod (61) is fixedly connected with the fixed plate (33), a plurality of groups of connecting rod mechanisms (62) are symmetrically arranged on two sides of the ejector rod (61), and pushing grooves (611) for driving the connecting rod mechanisms (62) are symmetrically formed in the ejector rod (61); The connecting rod mechanism (62) is attached to the air bag (63); The air bag (63) is fixedly arranged in the extrusion cavity (12), a one-way air outlet valve (64) and a one-way air inlet valve (65) are respectively arranged on the air bag (63), and the air bag (63) is connected with the spray head (7) through the one-way air outlet valve (64); The air bag (63) is communicated with the outside through a one-way air inlet valve (65), the one-way air inlet valve (65) is fixedly connected with the extrusion cavity (12), a filter screen (66) is arranged on one side of the one-way air inlet valve (65), and the filter screen (66) is fixedly connected with the extrusion cavity (12).
  7. 7. The ultraviolet-visible spectrophotometer of claim 6, wherein said linkage (62) comprises a driving rod (621) and a driven rod (622); The driving rod (621) is symmetrically arranged at two sides of the ejector rod (61) and is in sliding connection with the detection area (11), a pushing groove (611) matched with the ejector rod (61) is formed at one end of the driving rod (621), an extrusion groove (6211) is formed at the other side of the driving rod (621), and a driven rod (622) is vertically arranged; The driven rod (622) is slidably mounted in the detection area (11), a pressing groove (6211) matched with the driving rod (621) is formed in one end of the driven rod (622), and the other end of the driven rod (622) is located in the pressing cavity (12) and is attached to the air bag (63).
  8. 8. The ultraviolet-visible spectrophotometer as claimed in claim 7, wherein the front end of the driven rod (622) is provided with a pressurizing rectangular surface (6222).
  9. 9. The ultraviolet-visible spectrophotometer as claimed in claim 6, wherein the rear end of the driving shaft (31) is fixedly connected with a drainage blade (311), and the drainage blade (311) is arranged opposite to the spray head (7).
  10. 10. A method for detecting an ultraviolet-visible spectrophotometer for use in the ultraviolet-visible spectrophotometer according to any one of claims 1 to 9, comprising the steps of: Step 1, starting an ultraviolet-visible spectrophotometer body (1) to preheat; Step 2, placing a blank reagent and water quality samples in different areas into different cuvettes (5); Step 3, sequentially placing the blank reagent and a cuvette (5) of the water quality sample into a detection frame; step 4, detecting an empty reagent by the ultraviolet-visible spectrophotometer body (1); Step 5, the motor (2) drives the colorimetric stand (4) to slide equidistantly through the sliding component (3), and water quality samples are detected sequentially; Step 6, in each sliding process of the sliding assembly (3), the cleaning assembly (6) drives the spray head (7) to spray air to clean the detection window (111); and 7, after the detection is finished, taking out the cuvette (5) for cleaning.

Description

Ultraviolet-visible spectrophotometer for water pollution detection and detection method Technical Field The invention relates to the technical field of water pollution detection, in particular to an ultraviolet-visible spectrophotometer for water pollution detection and a detection method. Background art ‌ Various water quality needs to be detected and problems are found in time, so that corresponding measures are taken to improve, and people are ensured to safely and healthily use water resources. The ultraviolet-visible light spectrophotometer mainly comprises a light source, a monochromator, a cuvette, a detector, a signal processor and the like, when the ultraviolet-visible light spectrophotometer is used, a sample is poured into the cuvette, the cuvette is placed in a cuvette frame in the photometer for fixing, the photometer is started, the light source emits incident light, the incident light is decomposed into monochromatic light beams through the monochromator, the monochromatic light beams pass through the cuvette, at the moment, the sample in the cuvette absorbs the monochromatic light beams, the intensity of the monochromatic light is reduced, the detector converts the light intensity of the monochromatic light beams at the moment into an electric signal and sends the electric signal to the signal processor for display, and therefore the water pollution result is determined. When detecting river and lake water pollution outdoors, the sample needs to be subjected to multi-region sampling detection, when detecting the sample, the photometer needs to be frequently opened to replace the sample, so that the detection process is complicated, the efficiency is low, meanwhile, the photometer is frequently opened, dust in the environment is easily caused to enter the photometer and adhere to an optical instrument, the light passing amount is further reduced, and the phenomenon of inaccurate water pollution detection is caused. In view of the above, we propose an ultraviolet-visible spectrophotometer for water pollution detection and a detection method. Disclosure of Invention The invention aims to provide an ultraviolet-visible spectrophotometer for water pollution detection and a detection method thereof, which are used for solving the problem of low detection efficiency of the ultraviolet-visible spectrophotometer in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: The ultraviolet-visible spectrophotometer for detecting water pollution comprises an ultraviolet-visible spectrophotometer body, a motor, a sliding component, a colorimetric frame, a cuvette, a cleaning component and a spray head, wherein a detection area is formed in the ultraviolet-visible spectrophotometer body, a detection window is formed in the detection area, the detection area is used for placing a water quality sample to be detected, the water quality sample is placed right in front of the detection window for detection, an extrusion cavity communicated with the detection area is formed in one side of the detection area, the extrusion cavity is communicated with the outside, the motor is fixedly installed in the detection area, the motor is provided with the sliding component, the sliding component is provided with the cuvette frame, the cuvette frame is placed on the cuvette frame in a linear array mode, the motor drives the cuvette frame to slide equidistantly through the sliding component, the cuvette frame is driven to sequentially pass through the detection window, the cuvette frame is driven to slide equidistantly during detection, the cuvette frame drives the cuvette frame to sequentially stay in front of the detection window and pass through the detection window, detection of a plurality of samples is further completed at one time, detection efficiency is improved, the cuvette is prevented from being frequently replaced, the detection efficiency is reduced, the sliding component is prevented from being frequently replaced, the sliding component is driven to be frequently slides to be connected with the detection window, the cuvette frame is driven to slide equidistantly, the cuvette frame is sequentially passes through the detection window, the detection window is driven to pass through the detection window, the detection window is prevented from being frequently cleaned, and the cuvette is driven to slide is sequentially to slide, and the cuvette is subjected to pass through the detection window, and the detection window is sequentially to pass through the detection window, and the detection window. Preferably, the colorimetric is composed of a frame body and a cover plate, wherein the linear array on the frame body is provided with fixing grooves, the two side faces of the fixing grooves are symmetrically provided with detecting grooves, the grid arrays on the two other side faces of the fixing grooves are provided with friction convex poin