CN110174382B - Device for detecting sewage bacteria concentration - Google Patents
Device for detecting sewage bacteria concentration Download PDFInfo
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- CN110174382B CN110174382B CN201910432474.6A CN201910432474A CN110174382B CN 110174382 B CN110174382 B CN 110174382B CN 201910432474 A CN201910432474 A CN 201910432474A CN 110174382 B CN110174382 B CN 110174382B
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- 239000010865 sewage Substances 0.000 title claims abstract description 46
- 241000894006 Bacteria Species 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 73
- 230000001954 sterilising effect Effects 0.000 claims abstract description 37
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000010453 quartz Substances 0.000 claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 230000005284 excitation Effects 0.000 claims description 9
- 230000001580 bacterial effect Effects 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000799 fluorescence microscopy Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
- C02F1/325—Irradiation devices or lamp constructions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6402—Atomic fluorescence; Laser induced fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6486—Measuring fluorescence of biological material, e.g. DNA, RNA, cells
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/32—Details relating to UV-irradiation devices
- C02F2201/322—Lamp arrangement
- C02F2201/3227—Units with two or more lamps
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/32—Details relating to UV-irradiation devices
- C02F2201/322—Lamp arrangement
- C02F2201/3228—Units having reflectors, e.g. coatings, baffles, plates, mirrors
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
Abstract
The invention discloses a device for detecting the concentration of bacteria in sewage, which comprises a box body, wherein a detection assembly, a control unit and a sterilization assembly are arranged in the box body, the detection assembly comprises a detection sheet, a circulation shallow groove for sewage circulation is arranged on the detection sheet, a buffer tank is also arranged in the box body, one end of the buffer tank is connected with a water inlet of the circulation shallow groove through a water pump, and a water outlet of the circulation shallow groove is connected with the buffer tank; the buffer tank is further connected with a sterilization assembly, the sterilization assembly comprises a quartz tube used for circulating sewage, an ultraviolet lamp assembly is distributed on the outer side of the quartz tube, a light gathering reflector is further arranged on one side, away from the quartz tube, of the ultraviolet lamp assembly, and the ultraviolet rays scattered by the ultraviolet lamp assembly are reflected to the quartz tube by the light gathering reflector. The invention can integrate the double effects of detection and sterilization, improves the detection efficiency, avoids the generation of secondary pollution, avoids the need of carrying two instruments during detection, and improves the convenience of detection work.
Description
Technical Field
The invention relates to a detection instrument, in particular to a device for detecting the concentration of bacteria in sewage.
Background
In the detection project of the sewage quality, the sewage bacteria concentration is one of the important indexes of the water quality. At present, before the detection of the quality of sewage, bacteria in the sewage are generally cultured so as to facilitate the detection. In a specific detection process, when a traditional detector is used for detection, detected sewage needs to be discharged out of the detector, and because the content of bacteria in the sewage is generally high, a sterilization instrument needs to be additionally arranged to kill the bacteria in the sewage so as to prevent secondary pollution. At present, a sterilization system is not configured in a bacteria concentration detection instrument, so that the steps of detection and sterilization are performed separately, and the two instruments occupy larger space and are not beneficial to detection.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide the device for detecting the sewage bacteria concentration, which can integrate the double effects of detection and sterilization, improve the detection efficiency, avoid the generation of secondary pollution, avoid the need of carrying two instruments during detection and improve the convenience of detection work.
The technical scheme adopted by the invention for solving the technical problems is as follows: a device for detecting the concentration of bacteria in sewage comprises a box body, wherein a detection assembly, a control unit and a sterilization assembly are arranged in the box body, the box body is internally divided into an upper cavity and a lower cavity by a first partition plate, the control unit is arranged in the upper cavity, and the sterilization assembly is arranged in the lower cavity;
the detection assembly comprises a fluorescence excitation unit, a fluorescence shooting unit and a detection sheet, wherein a circulation shallow groove for sewage circulation is formed in the detection sheet, and the detection sheet and the fluorescence excitation unit are arranged in the lower cavity;
the lower cavity is internally provided with a buffer tank, the buffer tank is used for containing cultured sewage to be detected, the sewage in the buffer tank is connected with a water inlet of the shallow circulation groove through a water pump arranged in the buffer tank, and a water outlet of the shallow circulation groove is connected with the buffer tank;
the buffer tank is also connected with the sterilization component, and the water pump is connected with the control unit and is controlled to be opened and closed by the control unit;
the sterilizing component comprises a quartz tube for circulating sewage, an ultraviolet lamp component is distributed on the outer side of the quartz tube, a light gathering reflector is further arranged on one side, away from the quartz tube, of the ultraviolet lamp component, and the light gathering reflector reflects ultraviolet rays scattered by the ultraviolet lamp component to the quartz tube.
Optionally, separate into left case and right case through the second baffle in the baffle-box, wherein, left side case with the water inlet of circulation shallow slot is connected, right side case with the delivery port of circulation shallow slot is connected, and the bottom of right side case is equipped with the outlet, the outlet with the subassembly that disinfects is connected.
Optionally, the left tank is connected with the water inlet of the circulation shallow groove through a hose, the right tank is connected with the water outlet of the circulation shallow groove through another hose, and the left tank is connected with a sewage source after bacterial culture through a water inlet pipe.
Optionally, the detection assembly is connected with the lower cavity through an adjusting assembly, and the height of the detection sheet is higher than that of the right box;
the adjusting assembly is installed at the bottom of the detecting assembly and drives the detecting assembly to rotate around the axis of the adjusting assembly.
Optionally, the adjusting part includes accommodate motor, carousel and pivot, the carousel passes through the support rotation to be connected in the cavity down, pivot fixed connection be in the center of carousel, and the pivot with accommodate motor's output transmission is connected, the carousel passes through accommodate motor drive rotates, detect the bottom of piece with the rim fixed connection of carousel.
Optionally, the detection piece is provided with a first draft tube and a second draft tube at two ends of the circulation shallow slot, the first draft tube is connected with a hose connected with the left box, and the second draft tube is connected with a hose connected with the right box.
Optionally, the axis of the first guide cylinder is perpendicular to the surface of the detection sheet, and an included angle between the axis of the second guide cylinder and the top surface of the detection sheet is 210 ° to 240 °.
Optionally, the inner wall of the first draft tube is provided with a convex block, the top surface of the convex block is arc-shaped, one side of the convex block close to the inner wall of the first draft tube is integrally formed with the inner wall of the first draft tube, and the arc-shaped part of the top surface of the convex block is tangent to the inner wall of the first draft tube.
Optionally, the sterilization assembly further comprises a housing, the outer contour of the housing has four convex portions which are uniformly distributed and in an elliptical arc shape, the quartz tube is fixedly installed in the center of the housing, the four groups of ultraviolet lamps are fixed in the inner cavities of the four convex portions of the housing, and the light gathering reflector is fixedly installed on the inner walls of the convex portions.
Optionally, a cooling mechanism is further disposed in the ultraviolet lamp assembly.
By adopting the technical scheme, the detection assembly and the sterilization assembly are integrated in the same box body, the carrying convenience of the detection device is realized, the sterilization device does not need to be carried, the detection and sterilization double effects are integrated, the detection efficiency is improved, the secondary pollution is avoided, two instruments are prevented from being carried during detection, and the detection convenience is improved. In addition, the ultraviolet sterilization system adopted by the sterilization device can improve the utilization rate of ultraviolet rays and avoid the waste of ultraviolet energy, thereby saving the cost of the sterilization device and improving the sterilization efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the case of the present invention;
FIG. 3 is a top view of a test strip of the present invention;
FIG. 4 is a schematic longitudinal sectional view of the test strip of the present invention;
FIG. 5 is a schematic cross-sectional view of a test strip of the present invention;
FIG. 6 is a front view of the sterilization assembly of the present invention;
FIG. 7 is a schematic view of the positioning of the UV lamp assembly and the quartz tube of the sterilization assembly of the present invention;
FIG. 8 is a front view of the ultraviolet lamp assembly of the present invention;
FIG. 9 is a longitudinal sectional schematic view of the ultraviolet lamp assembly of the present invention;
fig. 10 is a schematic view of the structure of the bracket of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in figure 1, the invention discloses a device for detecting the concentration of bacteria in sewage, which comprises a box body 1, wherein a detection assembly 2, a control unit 3 and a sterilization assembly 4 are arranged in the box body 1, the interior of the box body 1 is divided into an upper cavity 101 and a lower cavity 102 by a first partition plate 7, the control unit 3 is arranged in the upper cavity 101, the control unit 3 adopts a Mitsubishi PLC (programmable logic controller), and the sterilization assembly 4 is arranged in the lower cavity 102. Through the structure, the detection assembly and the sterilization assembly are integrated in the same box, the carrying convenience of the detection device is realized, the sterilization device is not required to be carried, the detection and sterilization double effects are integrated, the detection efficiency is improved, the secondary pollution is avoided, two instruments are prevented from being carried during detection, and the detection convenience is improved.
The respective components of the present invention will be specifically described below by way of description of embodiments.
In this embodiment, as shown in fig. 1, the detection assembly 2 includes a fluorescence excitation unit 201, a fluorescence imaging unit 202, and a detection sheet 203, a flow shallow groove 204 is provided on the detection sheet 203 for flowing sewage, the detection sheet 203 and the fluorescence excitation unit 201 are installed in the lower cavity 102, when sewage flows through the flow shallow groove 204, the fluorescence excitation unit 201 emits an excitation beam to the sewage, so that bacteria in the sewage are excited to emit fluorescence, the fluorescence imaging unit 202 images the distribution of the bacteria, the fluorescence imaging unit 202 transmits the distribution of the fluorescence to the control unit 3, and the bacterial concentration calculated by the control unit 3 is displayed on the display screen. Therefore, when bacteria are cultured, the bacteria need to be subjected to fluorescence culture, and the technology belongs to the mature technology in the industry and is not described in detail.
Specifically, in the present embodiment, the fluorescence excitation unit 201 may employ a semiconductor laser, the semiconductor laser may be mounted obliquely above the detection sheet 203 through a fixing frame, the fluorescence photographing unit 202 may employ a CCD camera, an upper half portion of the CCD camera is fixedly mounted in the upper cavity 101, and a lens portion of the CCD camera is located in the lower cavity 102 for photographing image information on the detection sheet 203. When the concentration of bacteria in sewage is detected, the semiconductor laser irradiates laser to the CCD camera within the shooting range of the detection sheet 203, so that the bacteria are excited to generate fluorescence, and the CCD camera captures the fluorescence, thereby obtaining the information of the concentration of the bacteria.
In this embodiment, as shown in fig. 1 and 2, a buffer tank 5 is further installed in the lower chamber 102, and the buffer tank 5 is used for containing the cultured sewage to be detected. As shown in fig. 2, the inside of the buffer tank 5 is divided into a left tank 502 and a right tank 503 by a second partition 501, wherein the left tank 502 is connected to the water inlet of the shallow circulation tank 204, the right tank 503 is connected to the water outlet of the shallow circulation tank 204, and the bottom of the right tank 503 is provided with a water outlet connected to the sterilization unit 4. The sewage in the left box 502 is connected with the water inlet of the circulation shallow groove 204 through the water pump 6 arranged in the left box 502, the water pump 6 is connected with the control unit 3, and the opening and closing of the water pump are controlled through the control unit 3. The left box 502 is connected with the water inlet of the shallow circulation tank 204 through a hose 8, the right box 503 is connected with the water outlet of the shallow circulation tank 204 through another hose 8, and the left box 502 is connected with a sewage source after bacterial culture through a water inlet pipe 9.
In this embodiment, as shown in fig. 6 and 7, the sterilization assembly 4 includes a quartz tube 401 for flowing sewage, an ultraviolet lamp assembly 402 is distributed outside the quartz tube 401, a light gathering reflector 403 is further disposed on a side of the ultraviolet lamp assembly 402 away from the quartz tube 401, and the light gathering reflector 403 reflects ultraviolet rays scattered by the ultraviolet lamp assembly 402 toward the quartz tube 401. The sterilization assembly 4 further comprises a housing 404, the outer contour of the housing 404 is provided with four convex parts 405 which are uniformly distributed and are in an elliptic arc shape, the quartz tube 3 is fixedly arranged in the center of the housing 404, four groups of ultraviolet lamp assemblies 402 are arranged, the four groups of ultraviolet lamp assemblies 402 are respectively fixed in inner cavities at the positions of the four convex parts 405 of the housing 404, and the light gathering reflector 403 is fixedly arranged on the inner walls of the convex parts 405.
Specifically, in the present embodiment, as shown in fig. 8 and 9, the ultraviolet lamp assembly 402 includes a cylindrical base 4021, 3 to 20 ultraviolet lamps 4022 are distributed outside the base 4021, and the ultraviolet lamps 4022 are radially distributed. The cylindrical base 4021 is used to support the ultraviolet lamp 4022, and a fluid medium such as cooling water or gas may be introduced into a middle passage of the base to prevent a temperature rise due to heat generation of the ultraviolet lamp 4022, thereby ensuring a life of the ultraviolet lamp 4022.
As described above, since the ultraviolet lamps 4022 are densely distributed on the outer side of the substrate 4021, it is important to effectively remove heat generated by the ultraviolet lamps 4022, and therefore, the substrate 4021 may be made of a metal or a ceramic material having a high thermal conductivity, such as copper or aluminum. In addition, grooves 4023 may be formed in the inner wall surface of the passage in the middle of the base 4021 to increase the contact area between the cooling medium and the base 4021 and improve cooling efficiency.
In this embodiment, the detection assembly 2 is connected with the lower cavity 102 through the adjusting assembly 10, and the height of the detection sheet 203 is higher than that of the right box 503, the adjusting assembly 10 is installed at the bottom of the detection assembly 2, and drives the detection assembly 2 to rotate around the axis of the adjusting assembly 10, and the inclination angle of the detection sheet 203 can be adjusted through the adjusting assembly 10, so as to facilitate quick drainage of the sewage in the circulation shallow groove 204 into the right box 503 through the hose 8 during drainage.
Specifically, in this embodiment, as shown in fig. 1, the adjusting assembly 10 includes an adjusting motor 1001, a rotating disc 1002, and a rotating shaft 1003, the rotating disc 1002 is rotatably connected in the lower cavity 102 through a bracket 1004, the rotating shaft 1003 is fixedly connected to the center of the rotating disc 1002, the rotating shaft 1003 is in transmission connection with an output end of the adjusting motor 1001, the rotating disc 1002 is driven to rotate by the adjusting motor 1001, and the bottom of the detecting plate 203 is fixedly connected to a rim of the rotating disc 1002.
In the above structure, the turntable 1002 is mounted in the lower chamber 102 through the bracket 11, as shown in fig. 10, the bracket 11 includes a base 1101 and a mounting groove 1102 located at an upper portion of the base 1101, and when the turntable 1002 is mounted, the turntable 1002 is rotatably mounted in the mounting groove 1102.
The adjusting motor 1001 is connected with the control unit 3, and the control unit 3 controls the action of the adjusting motor 1001, so as to drive the turntable 1002 to rotate, in this embodiment, the rotation angle amplitude of the turntable 1002 is 0-20 °, that is, the turntable 1002 can drive the detection sheet 203 to adjust from a horizontal state to a state of 20 ° inclination.
Therefore, as shown in fig. 3 to 5, in order to prevent the detection piece 203 from scattering sewage in the process of tilting, a first guide cylinder 205 and a second guide cylinder 206 may be respectively provided at both ends of the detection piece 203 on the flow shallow groove 204, the first guide cylinder 205 may be connected to the hose 8 connected to the left tank 502, and the second guide cylinder 206 may be connected to the hose 8 connected to the right tank 503.
The axis of the first guide cylinder 205 is perpendicular to the surface of the detection sheet 203, and the angle between the axis of the second guide cylinder 206 and the top surface of the detection sheet 203 is 210-240 °.
In addition, a section of convex block 207 with an arc top surface is arranged on the inner wall of the first guide cylinder 205, one side of the convex block 207, which is close to the inner wall of the first guide cylinder 205, is integrally formed with the inner wall of the first guide cylinder 205, and the arc part of the top surface of the convex block 207 is tangent to the inner wall of the first guide cylinder 205.
In this embodiment, after the detection is completed, clean water can be introduced into the left box 502, and then the detection sheet 203, the shallow circulation tank 204, the hose 8 and the sterilization assembly 4 are cleaned under the action of the pump, so as to ensure the cleanliness of the next detection.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Other technical features than those described in the specification are known to those skilled in the art, and are not described herein in detail in order to highlight the innovative features of the present invention.
Claims (10)
1. The device for detecting the sewage bacteria concentration is characterized by comprising a box body (1), wherein a detection assembly (2), a control unit (3) and a sterilization assembly (4) are arranged in the box body (1), the interior of the box body (1) is divided into an upper cavity (101) and a lower cavity (102) through a first partition plate (7), the control unit (3) is installed in the upper cavity (101), and the sterilization assembly (4) is installed in the lower cavity (102);
the detection assembly (2) comprises a fluorescence excitation unit (201), a fluorescence shooting unit (202) and a detection sheet (203), wherein a circulation shallow groove (204) for sewage circulation is formed in the detection sheet (203), and the detection sheet (203) and the fluorescence excitation unit (201) are arranged in the lower cavity (102);
a buffer tank (5) is further installed in the lower cavity (102), the buffer tank (5) is used for containing cultured sewage to be detected, the sewage in the buffer tank (5) is connected with a water inlet of the circulation shallow groove (204) through a water pump (6) installed in the buffer tank (5), and a water outlet of the circulation shallow groove (204) is connected with the buffer tank (5);
the buffer tank (5) is also connected with the sterilization component (4), and the water pump (6) is connected with the control unit (3) and is controlled to be opened or closed by the control unit (3);
the sterilization assembly (4) comprises a quartz tube (401) for circulating sewage, an ultraviolet lamp assembly (402) is distributed on the outer side of the quartz tube (401), a light gathering reflector (403) is further arranged on one side, away from the quartz tube (401), of the ultraviolet lamp assembly (402), and the ultraviolet light scattered by the ultraviolet lamp assembly (402) is reflected to the quartz tube (401) by the light gathering reflector (403).
2. The device for detecting the bacteria concentration in sewage according to claim 1, wherein the inside of the buffer tank (5) is divided into a left tank (502) and a right tank (503) by a second partition plate (501), wherein the left tank (502) is connected with the water inlet of the shallow circulation tank (204), the right tank (503) is connected with the water outlet of the shallow circulation tank (204), and the bottom of the right tank (503) is provided with a water outlet which is connected with the sterilization assembly (4).
3. The device for detecting the bacteria concentration in sewage according to claim 2, wherein the left tank (502) is connected with the water inlet of the shallow circulation tank (204) through a hose (8), the right tank (503) is connected with the water outlet of the shallow circulation tank (204) through another hose (8), and the left tank (502) is connected with a sewage source after bacteria culture through a water inlet pipe (9).
4. The device for detecting the concentration of bacteria in sewage according to claim 3, wherein the detection assembly (2) is connected with the lower chamber (102) through an adjustment assembly (10), and the height of the detection sheet (203) is higher than that of the right tank (503);
the adjusting assembly (10) is installed at the bottom of the detecting assembly (2) and drives the detecting assembly (2) to rotate around the axis of the adjusting assembly (10).
5. The device for detecting the concentration of bacteria in sewage according to claim 4, wherein the adjusting assembly (10) comprises an adjusting motor (1001), a rotating disc (1002) and a rotating shaft (1003), the rotating disc (1002) is rotatably connected in the lower cavity (102) through a bracket (1004), the rotating shaft (1003) is fixedly connected in the center of the rotating disc (1002), the rotating shaft (1003) is in transmission connection with the output end of the adjusting motor (1001), the rotating disc (1002) is driven to rotate through the adjusting motor (1001), and the bottom of the detecting sheet (203) is fixedly connected with the disc edge of the rotating disc (1002).
6. The device for detecting the bacterial concentration in sewage according to claim 5, wherein the detection sheet (203) is provided with a first guide cylinder (205) and a second guide cylinder (206) at two ends of the flow shallow groove (204), the first guide cylinder (205) is connected with the hose (8) connected with the left tank (502), and the second guide cylinder (206) is connected with the hose (8) connected with the right tank (503).
7. The device for detecting the bacterial concentration in sewage according to claim 6, wherein the axis of the first guide cylinder (205) is perpendicular to the surface of the detection sheet (203), and the angle between the axis of the second guide cylinder (206) and the top surface of the detection sheet (203) is 210-240 °.
8. The device for detecting the concentration of bacteria in sewage according to claim 7, wherein the inner wall of the first guide cylinder (205) is provided with a convex block (207) with an arc-shaped top surface, one side of the convex block (207) close to the inner wall of the first guide cylinder (205) is integrally formed with the inner wall of the first guide cylinder (205), and the arc-shaped part of the top surface of the convex block (207) is tangent to the inner wall of the first guide cylinder (205).
9. The device for detecting the bacterial concentration in the sewage according to claim 1, wherein the sterilizing assembly (4) further comprises a housing (404), the outer contour of the housing (404) is provided with four convex parts (405) which are uniformly distributed and are in an elliptical arc shape, the quartz tube (3) is fixedly arranged in the center of the housing (404), the ultraviolet lamps (402) are in four groups, the four groups of ultraviolet lamps (402) are respectively fixed in the inner cavities of the housing (404) at the positions of the four convex parts (405), and the light-gathering reflector (403) is fixedly arranged on the inner wall of the convex parts (405).
10. The apparatus for detecting the concentration of bacteria in wastewater according to claim 9, wherein a cooling mechanism is further disposed within the ultraviolet lamp assembly (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910432474.6A CN110174382B (en) | 2019-05-23 | 2019-05-23 | Device for detecting sewage bacteria concentration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910432474.6A CN110174382B (en) | 2019-05-23 | 2019-05-23 | Device for detecting sewage bacteria concentration |
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| CN110174382A CN110174382A (en) | 2019-08-27 |
| CN110174382B true CN110174382B (en) | 2020-11-20 |
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