CN116183837A - Atmospheric multi-pollutant detection equipment - Google Patents
Atmospheric multi-pollutant detection equipment Download PDFInfo
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- CN116183837A CN116183837A CN202310219955.5A CN202310219955A CN116183837A CN 116183837 A CN116183837 A CN 116183837A CN 202310219955 A CN202310219955 A CN 202310219955A CN 116183837 A CN116183837 A CN 116183837A
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- 239000003344 environmental pollutant Substances 0.000 title claims abstract description 53
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- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 238000012545 processing Methods 0.000 claims abstract description 44
- 231100000719 pollutant Toxicity 0.000 claims abstract description 38
- 238000001816 cooling Methods 0.000 claims abstract description 18
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 31
- 230000017525 heat dissipation Effects 0.000 claims description 24
- 239000000110 cooling liquid Substances 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 20
- 238000000926 separation method Methods 0.000 claims description 18
- 239000007789 gas Substances 0.000 claims description 16
- 239000000356 contaminant Substances 0.000 claims description 13
- 239000012855 volatile organic compound Substances 0.000 claims description 13
- 239000013618 particulate matter Substances 0.000 claims description 8
- 238000012360 testing method Methods 0.000 claims description 3
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- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/0037—NOx
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
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- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0073—Control unit therefor
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Abstract
The invention relates to the technical field of atmospheric environment treatment and provides atmospheric multi-pollutant detection equipment. The device comprises a detection device main body provided with a plurality of pollutant detection components, a rotating base rotationally connected with the detection device main body, and a counterweight base positioned below the rotating base and fixedly connected with the rotating base; the pollutant detection components comprise an air inlet and an air outlet, external air is sucked into the detection components through the air inlet for detection, and detected gas is discharged from the air outlet; the detection equipment main body comprises a central processing mechanism which is arranged inside and is electrically connected with the pollutant detection component; a water cooling mechanism is also arranged in the detection equipment main body; and a buffer mechanism is also arranged between the detection equipment main body and the counterweight base. The equipment can adjust the air inlet direction of the detection component, can realize good water cooling effect, and ensures the stable operation of the central processing mechanism and the whole equipment.
Description
Technical Field
The invention belongs to the technical field of atmospheric pollution treatment, and particularly relates to atmospheric multi-pollutant detection equipment.
Background
Air pollutants are caused by mixtures of gaseous, volatile, semi-volatile and atmospheric particulates, the composition of which is often in dynamic variation. The atmospheric pollutant detection device needs to detect pollutants of various components in real time so as to realize good monitoring. These tests are performed on different kinds of on-line detection instruments, with different kinds of contaminants being required by means of different detection instruments, such as air particle size detection equipment, volatile Organic Compounds (VOCs) detection instruments, etc.
When detecting the atmospheric pollutants in the set area, the detection work is inconvenient to develop and the detection efficiency is low because various detection instruments are required to be carried, installed and operated at the same time. In addition, as the equipment is usually fixed at a certain point during operation, the sample injection direction of the device is fixed, and the automatic change and adjustment cannot be realized; the collected air sample is from the fixed direction of a certain point, so that the comprehensiveness of the sample is affected, and the air pollutant condition of the current area is difficult to accurately reflect. In addition, in the process of detecting a certain area, the equipment generally needs to run continuously for a long time so as to realize accurate detection and real-time monitoring; under long-term uninterrupted operation, the equipment can generate more heat, and heat needs to be dissipated in time so as to avoid damaging a host central processing unit and affecting the operation of the equipment. The existing atmosphere detection equipment has a simpler heat dissipation structure, for example, heat dissipation holes are formed on the outer surface for heat dissipation; the heat dissipation mode is low in heat dissipation efficiency and poor in effect, heat accumulation is caused, the ageing speed of the element is accelerated, and the running speed of equipment is influenced.
Disclosure of Invention
The invention provides an atmospheric multi-pollutant detection device, which aims to solve the problems that in the prior art, the atmospheric multi-pollutant detection device cannot adjust the sampling direction, the heat dissipation effect of the device is poor, the detection efficiency of the device is low and the like.
The invention provides an atmosphere multi-pollutant detection device which comprises a detection device main body provided with a plurality of pollutant detection components, a rotating base rotatably connected with the detection device main body, and a counterweight base positioned below the rotating base and connected with the rotating base; the pollutant detection components comprise an air inlet and an air outlet, external air is sucked into the pollutant detection components through the air inlet for detection, and detected gas is discharged from the air outlet; the detection equipment main body comprises a central processing mechanism which is arranged inside and is electrically connected with the pollutant detection assembly, and a display module which is arranged on the detection equipment main body shell and is electrically connected with the central processing mechanism;
a water cooling mechanism is also arranged in the detection equipment main body; the water cooling mechanism comprises a heat exchange box, a cold water pipe, a return pipe and a plurality of heat conduction columns; a water storage tank is arranged on the outer side of the detection equipment main body; the heat exchange box and the water storage tank are internally provided with cooling liquid; the cooling liquid is introduced into the heat exchange box from the water storage tank through the cold water pipe and the water pump assembly, and the cooling liquid in the heat exchange box flows into the water storage tank through the return pipe; each heat conducting column is a closed loop, one part of the loop passes through the heat exchange box, and the other part of the loop passes through the central processing mechanism and is connected with the inner wall surface of the central processing mechanism; the heat conducting columns are arranged in parallel from top to bottom;
the heat exchange box is characterized in that a liquid separation baffle is arranged between two heat conducting columns which are adjacent up and down in the heat exchange box, one end of the liquid separation baffle is connected with the inner wall of the heat exchange box, the other end of the liquid separation baffle is separated from the inner wall of the heat exchange box, and one end of the liquid separation baffle which is adjacent up and down and connected with the heat exchange box and one end which is separated from the liquid separation baffle are distributed in a crossed manner, so that cooling liquid flows in from a cold water pipe inlet at the bottom of the heat exchange box, flows upwards in an S-shaped roundabout manner in the heat exchange box, passes through the heat conducting columns of different layers and flows out from the top of the heat exchange box through a return pipe.
Optionally, the rotating base is rotationally connected with the detection equipment main body through a limiting support plate; the top end of the limit supporting plate is fixedly connected with the bottom surface of the main body of the detection device, and the bottom end of the limit supporting plate is rotationally connected with the upper surface of the rotating base through a sliding groove; the inside fixedly connected with motor of rotation base, motor fixedly connected with axis of rotation, the bottom surface fixed connection of axis of rotation and check out test set main part rotates with the rotation base and is connected.
Optionally, the motor is fixedly connected with the rotating base through a mounting plate fixedly connected with the inner wall of the rotating base, and the mounting plate is fixedly connected with the motor; the rotating shaft is rotationally connected with the rotating base through a movable positioning shaft, the movable positioning shaft is hollow cylindrical, the outer surface of the movable positioning shaft is rotationally connected with the rotating base, and the inner surface of the movable positioning shaft is fixedly connected with the outer surface of the rotating shaft.
Optionally, the side of rotating the base has seted up the heat dissipation groove, the heat dissipation groove is equipped with the filter screen towards outside one side, and the one side towards rotating the inside of base is equipped with the heat dissipation fan.
Optionally, the rotating base portion is sunk and embedded into the counterweight base; the side surface of the rotating base is clamped with the side surface of the counterweight base through a first elastic buffer piece; the bottom surface of the rotating base is connected with the bottom surface of the inner cavity of the counterweight base through a second elastic buffer piece; the side of the rotating base is provided with a limiting chute, a movable limiting rod is movably connected in the limiting chute, and the other end of the movable limiting rod is movably connected with the bottom surface of the inner cavity of the counterweight base.
Optionally, the first elastic buffer comprises a transverse elastic buffer sleeve plate; the transverse elastic buffer sleeve plates are distributed along the side surface of the counterweight base in a circle, fixedly connected to the inner wall of the counterweight base and clamped between the rotating base and the counterweight base; soft elastic blocks are uniformly distributed in the transverse elastic buffer sleeve plate.
Optionally, the second elastic buffer piece comprises a limiting sliding sleeve and an elastic ball; two limiting sliding sleeves are fixedly connected to the bottom surface of the rotating base and the bottom surface of the inner cavity of the counterweight base correspondingly up and down respectively, and an elastic ball is connected between the two limiting sliding sleeves; the elastic ball comprises an elastic ball shell, wherein the outer surface of the elastic ball shell is movably connected with the inner side of the limiting sliding sleeve, a telescopic connecting rod is connected to the inner wall of the elastic ball shell, one end of the telescopic connecting rod is movably connected with a connecting block, a buffer spring is sleeved on the outer surface of the telescopic connecting rod, and two ends of the buffer spring are fixedly connected with the inner wall of the elastic ball shell and the outer surface of the connecting block respectively.
Optionally, the pollutant detecting assembly includes a nitrogen oxide detecting assembly, a malodorous gas detecting assembly, a volatile organic compound detecting assembly, and a particulate matter detecting assembly, which are respectively used for detecting nitrogen oxides, malodorous gases, volatile organic compounds, and particulate matters in the atmosphere, and acquiring corresponding pollutant index data.
Optionally, the central processing mechanism is used for comprehensively analyzing and displaying the data generated by detection of each pollutant detection component in real time.
Optionally, the device comprises a power supply for supplying power to the device; the motor is connected with a control device, and the control device is electrically connected with the central processing mechanism.
The atmospheric multi-pollutant detection device provided by the invention can integrate various pollutant detection components, and realizes detection, analysis and data processing of various pollutants through the central processing mechanism in the detection device main body. For solving a plurality of detection module integration and equipment long-term continuous operation condition under, central processing unit high power operation produces the high actual problem of heat, this equipment sets up water-cooling structure, through structures such as heat conduction post, heat treatment case and storage water tank, realizes good water-cooling effect, and then ensures central processing unit and whole equipment's good, steady operation. In addition, the detection equipment main body is rotationally connected with the base, so that each pollutant detection component carried on the detection equipment main body can rotate to change the direction, the air inlets of the pollutant detection components can be in different air inlet directions, repeated detection of air in a single direction is avoided, an air sample is more comprehensive, and the accuracy and the reliability of detection data are improved.
Furthermore, the elastic buffer piece is arranged on the detection equipment, so that acting force generated in the shaking or vibrating process of the device can be weakened, and the shaking of the device in the transverse and vertical directions can be slowed down, so that the structures of various precise instruments such as a detection probe and a sensor in the pollutant detection assembly are kept relatively stable, and the stable operation of the equipment and the stable and accurate detection data are further ensured.
Drawings
FIG. 1 is a schematic view of a front view perspective structure of the present invention;
FIG. 2 is a schematic view showing a three-dimensional structure of a back view angle and a water cooling mechanism according to the present invention;
FIG. 3 is a schematic view of a heat exchange box in a forward cross-section of the present invention;
FIG. 4 is a schematic side cross-sectional view of a heat exchange tank according to the present invention;
FIG. 5 is a schematic top view of the heat transfer column and heat exchange box of the present invention;
FIG. 6 is a schematic cross-sectional view of a rotating base of the present invention;
FIG. 7 is a schematic view of an elastic buffer structure according to the present invention;
FIG. 8 is a schematic cross-sectional view of a puck according to the present invention.
In the figure: the device comprises a 1-detection device main body, a 11-nitrogen oxide detection component, a 12-malodorous gas detection component, a 13-volatile organic compound detection component, a 14-particulate matter detection component, a 15-display module, a 16-counterweight base, a 17-central processing mechanism, a 2-rotating mechanism, a 21-rotating shaft, a 22-movable positioning shaft, a 23-rotating base, a 24-limit supporting plate, a 25-mounting plate, a 26-motor, a 27-heat dissipation groove, a 28-filter screen, a 29-heat dissipation fan, a 3-buffer mechanism, a 31-transverse elastic buffer sleeve plate, a 32-soft elastic block, a 33-movable limiting rod, a 34-limiting chute, a 35-limiting sliding sleeve, a 36-elastic ball, 361-elastic ball shell, a 362-telescopic connecting rod, 363-connecting block, a 364-buffer spring, a 4-water cooling mechanism, a 41-water storage tank, a 42-water pump component, a 43-cold water pipe, a 44-inlet pipe, a 45-heat conduction column, a 46-heat exchange box, a 47-return pipe and a 48-liquid isolation baffle.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings and detailed description.
The invention provides an atmospheric multi-pollutant detection device, which is shown in figure 1 and comprises a detection device main body 1 provided with a plurality of pollutant detection components, a rotating base 23 rotatably connected with the detection device main body 1, and a counterweight base 16 positioned below the rotating base and connected with the rotating base; the pollutant detection assembly comprises an air inlet and an air outlet, and external air is sucked into the pollutant detection assembly through the air inlet for detection, and detected gas is discharged from the air outlet. The detection device main body 1 comprises a central processing mechanism 17 which is arranged inside and electrically connected with the pollutant detection component, and a display module 15 which is arranged on the shell of the detection device main body 1, wherein the display module 15 is electrically connected with the central processing mechanism 17.
Specifically, the pollutant detecting assembly may include a nitrogen oxide detecting assembly, a malodorous gas detecting assembly, a volatile organic compound detecting assembly, a particulate matter detecting assembly, and the like, which are respectively used for detecting nitrogen oxides (NOx), malodorous gases, volatile Organic Compounds (VOCs), particulate matters (PM 2.5, PM 10), and the like in the atmosphere, and acquiring corresponding pollutant index data. The types and the number of the pollutant detecting components are not limited, and the pollutant detecting components can be arranged on the main body of the detecting device in a modularized installation mode, and corresponding interfaces or clamping grooves are arranged on the main body of the detecting device. The detection device main body 1 contains a display module 15 and a central processing mechanism 17, which are used for comprehensively analyzing and displaying the data generated by the detection of each pollutant detection component in real time. The detecting device body 1 is connected to a rotating mechanism including a motor, a rotating shaft, etc., so that the detecting device body can rotate relative to the rotating base 23; while the counterweight base 16 functions as a counterweight, fixture.
As shown in fig. 2 to 5, a water cooling mechanism 4 is further provided inside the detection device main body 1. The water cooling mechanism 4 comprises a heat exchange box 46, a cold water pipe 43, a return pipe 47 and a plurality of heat conducting columns 45; a water storage tank 41 is provided outside the detection apparatus main body 1; the heat exchange box 46 and the water storage box 41 are respectively internally provided with cooling liquid; the cooling liquid is introduced into the heat exchange tank 46 from the water storage tank 41 through the cold water pipe 43 and the water pump assembly 42, and the cooling liquid in the heat exchange tank 46 flows into the water storage tank 41 through the return pipe 47. Each heat conduction column 45 is a closed loop, part of the loop passes through the heat exchange box 46, and the other part passes through the central processing mechanism 17 and is connected with the inner wall surface of the central processing mechanism 17; the heat conducting columns 45 are arranged in parallel from top to bottom.
Specifically, the heat from the central processing unit 17 is transferred to the heat conducting column 45 through the surface contact, the heat is transferred to the heat conducting column part in the heat exchange box 46 through the loop structure of the heat conducting column 45, the heat of the heat conducting column in the heat exchange box is transferred to the cooling liquid in the heat exchange box, the temperature of the heat conducting column is reduced by the cooling liquid, and the heat is further transferred to the central processing unit, so that the effect of cooling and heat dissipation of the central processing unit is realized. The central processing mechanism 17 is internally provided with a plurality of channels or through grooves, and the structure of the central processing mechanism is adapted to the shape and the position of the heat conducting column. The heat conducting columns are arranged up and down in parallel and are uniformly distributed. The heat conduction column uses a heat conduction material commonly used for water cooling to realize good heat transfer and heat conduction. The cooling liquid can be water-cooled liquid which is used in mature application, safe and reliable, or a mixture of water and glycol.
Further, as shown in fig. 3 and 4, a liquid separation baffle 48 is disposed between two vertically adjacent heat conducting columns 45 in the heat exchange box 46, one end of the liquid separation baffle 48 is connected with the inner wall of the heat exchange box 46, the other end is separated from the inner wall of the heat exchange box 46, and one end of the vertically adjacent liquid separation baffle connected with the heat exchange box and the separated end are distributed in a crossed manner, so that the cooling liquid flows in from the cold water pipe inlet at the bottom of the heat exchange box 46, flows upwards in an S-shaped detouring way in the heat exchange box 46, passes through the heat conducting columns 45 of different layers and flows out from the top of the heat exchange box 46 through a return pipe 47.
The atmospheric multi-pollutant detection device provided by the invention can integrate various pollutant detection components, and can realize detection, analysis and data processing of various pollutants through the central processing mechanism in the detection device main body. For solving a plurality of detection module integration and equipment long-term continuous operation condition under, central processing unit high power operation produces the high actual problem of heat, this equipment sets up water-cooling structure, through structures such as heat conduction post, heat treatment case and storage water tank, realizes good water-cooling effect, and then ensures central processing unit and whole equipment's good, steady operation. In addition, the detection equipment main body is rotationally connected with the base, so that each pollutant detection component carried on the detection equipment main body can rotate to change the direction, the air inlets of the pollutant detection components can be positioned in different air inlet directions, repeated detection of air in a single direction is avoided, an obtained air sample is more comprehensive, and the accuracy and the reliability of detection data are improved.
Further, for the specific rotational connection mode of the detection apparatus main body and the rotating base, and the specific structure of the corresponding rotating mechanism 2, the following implementation may be achieved:
as shown in fig. 6, the rotating base 23 is rotatably connected with the detecting device main body 1 through a limit supporting plate 24; the top end of the limit supporting plate 24 is fixedly connected with the bottom surface of the detection equipment main body 1, and the bottom end of the limit supporting plate is rotatably connected with the upper surface of the rotating base 23 through a sliding groove; the motor 26 is fixedly connected to the inside of the rotating base 23, the motor 26 is fixedly connected with the rotating shaft 21, and the rotating shaft 21 is fixedly connected with the bottom surface of the detection equipment main body 1 and is in rotating connection with the rotating base 23.
Further, to overcome the adverse effects of motor rotation and equipment vibration on the detection equipment body and the various contaminant detection components, the equipment can be provided with a buffer piece between the various structures. The contaminant detection assembly contains various sensor precision elements, which are used as precision instruments, so that a relatively stable placement environment needs to be maintained, and the accuracy of detection data also depends on the relative stability of the detection assembly. The buffer structure specifically comprises:
as shown in fig. 7, the rotating base 23 is partially submerged and embedded inside the counterweight base 16; the side surface of the rotating base 23 is clamped with the side surface of the counterweight base 16 through a first elastic buffer; the bottom surface of the rotating base 23 is connected with the bottom surface of the inner cavity of the counterweight base 16 through a second elastic buffer; a limit chute 34 is arranged on the side surface of the rotating base 23, a movable limit rod 33 is movably connected in the limit chute 34, and the other end of the movable limit rod 33 is movably connected with the bottom surface of the inner cavity of the counterweight base 16.
The first elastic buffer piece and the second elastic buffer piece can use elastic buffer materials, can buffer the transverse (left and right) and vertical (up and down) shaking of the rotating base, and avoid adverse effects of equipment vibration on the detection assembly and the central processing structure.
Examples
As shown in fig. 1 to 8, the atmospheric multi-contaminant detection device of the present embodiment includes a detection device main body 1 and a power supply for supplying power to the device; the outer surface of the detection device main body 1 is fixedly provided with a nitrogen oxide detection component 11, a malodorous gas detection component 12, a volatile organic compound detection component 13, a particulate matter detection component 14 and a display module 15. The bottom of the detection equipment main body 1 is provided with a counterweight base 16, and a central processing mechanism 17 is fixedly arranged in the detection equipment main body 1 and used for comprehensively analyzing and displaying detection data obtained by all detection components in real time. The outside of nitrogen oxide detection subassembly 11, foul gas detection subassembly 12, volatile organic compounds detection subassembly 13, particulate matter detection subassembly 14 all is provided with air inlet and gas outlet, and the air inlet is used for carrying out relevant detection with outside air inhalation to the inside corresponding device, and the gas after the detection is discharged through the gas outlet. The nitrogen oxide detection assembly 11, the malodorous gas detection assembly 12, the volatile organic compound detection assembly 13, the particulate matter detection assembly 14, the display module 15 and the central processing mechanism 17 are all electrically connected.
In the atmospheric multi-contaminant detection device of the present embodiment, the rotation mechanism 2 is provided between the detection device main body 1 and the counterweight base 16.
The rotating mechanism 2 comprises a rotating shaft 21, one end of the rotating shaft 21 is fixedly connected with the lower surface of the detection equipment main body 1, and the bottom of the detection equipment main body 1 is provided with a movable positioning shaft 22, a rotating base 23, a limiting support plate 24, a mounting plate 25, a motor 26, a heat dissipation groove 27, a filter screen 28 and a heat dissipation fan 29.
The rotating base 23 is rotatably connected with the detection equipment main body 1 through a limiting support plate 24; the top end of the limit supporting plate 24 is fixedly connected with the bottom surface of the detection equipment main body 1, and the bottom end of the limit supporting plate is rotatably connected with the upper surface of the rotating base 23 through a sliding groove; the motor 26 is fixedly connected to the inside of the rotating base 23, the motor 26 is fixedly connected with the rotating shaft 21, and the rotating shaft 21 is fixedly connected with the bottom surface of the detection equipment main body 1 and is in rotating connection with the rotating base 23. The motor 26 is connected with a control device, and the control device is electrically connected with the central processing mechanism 17. The motor rotates according to a set period or frequency, and then the air inlet direction of the pollutant detection assembly is converted.
The motor 26 is fixedly connected with the rotating base 23 through a mounting plate 25 fixedly connected with the inner wall of the rotating base 23, and the mounting plate 25 is fixedly connected with the motor 26; one end of the rotating shaft 21 penetrates through the mounting plate 25 to be movably connected with the rotating shaft, and the port is connected with an output shaft of the motor 26. The rotating shaft 21 is rotationally connected with the rotating base 23 through a movable positioning shaft 22, the movable positioning shaft 22 is hollow cylindrical, the outer surface of the movable positioning shaft is rotationally connected with the rotating base, and the inner surface of the movable positioning shaft is fixedly connected with the outer surface of the rotating shaft 21. As can be seen in fig. 6, the peripheral groove of the movable positioning shaft 22 is clamped in the rotating base 23. When the rotating shaft 21 rotates, the movable positioning shaft 22 is driven to rotate relative to the rotating base 23. In addition, a heat dissipation groove 27 is formed in the side surface of the rotating base 23, a filter screen 28 is arranged on one side of the heat dissipation groove 27 facing the outside, and a heat dissipation fan 29 is arranged on one side of the heat dissipation groove facing the inside of the rotating base; the heat dissipation groove 27 is formed on the outer surface of the rotating base 23, the outer surface of the filter screen 28 is movably connected with the inner wall of the heat dissipation groove 27, and the heat dissipation fan 29 is fixedly arranged on the inner wall of the heat dissipation groove 27.
The atmospheric multi-pollutant detecting device of the present embodiment is further provided with a water cooling mechanism 4 outside the central processing mechanism 17.
The water cooling mechanism 4 comprises a water storage tank 41, the outer surface of the water storage tank 41 is fixedly connected with the back surface of the detection equipment main body 1, and a water pump assembly 42, a cold water pipe 43, a water inlet pipe 44, a heat conduction column 45, a heat exchange box 46, a return pipe 47 and a liquid separation baffle 48 are arranged on the outer side of the central processing mechanism 17.
The outer surface of the heat conducting columns 45 is fixedly connected with the inner wall of the central processing mechanism 17, the number of the heat conducting columns 45 is multiple, the heat conducting columns 45 are uniformly distributed on the central processing mechanism 17, the heat conducting columns 45 penetrate into the heat exchange box 46, and the inner wall of the heat exchange box 46 at the joint is fixedly connected with the outer surface of the heat conducting columns 45. The bottom of one side of the heat exchange tank 46 is fixedly connected with one end of the cold water pipe 43. The liquid separation baffles 48 are fixedly connected with the inner wall of the heat exchange box 46, the number of the liquid separation baffles 48 is multiple, and the liquid separation baffles 48 are distributed in the heat exchange box 46 in a staggered manner. One end of the return pipe 47 is fixedly connected with the top of the other side of the heat exchange tank 46, namely, the cold water pipe 43 is positioned at the lower end of one side of the heat exchange tank 46, and the return pipe 47 is positioned at the upper end of the other side of the heat exchange tank 46. The other end of the return pipe 47 extends to the outside of the detection apparatus body 1 and is fixedly connected to the inner wall of the detection apparatus body 1 and the upper surface of the water storage tank 41. The water inlet pipe 44 is externally connected with fresh cooling liquid for supplementing and renewing the cooling liquid in the water storage tank 41.
In this embodiment, the central processing unit 17 generates more heat during the continuous operation, the heat generated by the central processing unit 17 is led out through the heat conducting column 45, the cooling liquid stored in the water storage tank 41 is led out to the heat exchange tank 46 through the cold water pipe 43 in cooperation with the water pump assembly 42, the cooling liquid exchanges heat with the heat conducting column 45 in the heat exchange tank 46, and the cooling liquid after heat exchange flows back to the water storage tank 41 through the return pipe 47 for recycling. Moreover, through the action of the liquid separation baffle 48, the cooling liquid sequentially flows through the heat conduction columns 45 in the heat exchange box 46 to perform a complete heat exchange process, so that the problems of influence on the whole use of the device, acceleration of ageing of various elements in the device and the like caused by heat accumulation are avoided.
The atmospheric multi-pollutant detection device of the present embodiment is further provided with a buffer mechanism 3 between the detection device main body 1 and the counterweight base 16.
As shown in fig. 7, the buffer mechanism 3 includes a transverse elastic buffer sleeve plate 31, where the transverse elastic buffer sleeve plate 31 is distributed along a side surface of the counterweight base 16, fixedly connected to an inner wall of the counterweight base 16, and clamped between the rotating base 23 and the counterweight base 16; soft elastic blocks 32 are uniformly distributed inside the transverse elastic buffer sleeve plate 31. A limiting chute 34 is arranged on the inner wall of the rotating base 23, a movable limiting rod 33 is movably connected on the inner wall of the limiting chute 34, and one end of the movable limiting rod 33 is movably connected with the bottom of the inner cavity of the counterweight base 16.
In addition, as shown in fig. 7 and 8, two limiting sliding sleeves 35 are fixedly connected to the bottom surface of the rotating base 23 and the bottom surface of the inner cavity of the counterweight base 26 respectively and correspondingly up and down, and an elastic ball 36 is connected between the two limiting sliding sleeves 35; the elastic ball 36 comprises an elastic ball shell 361, the outer surface of the elastic ball shell 361 is movably connected with the inner side of the limit sliding sleeve 35, a telescopic connecting rod 362 is connected to the inner wall of the elastic ball shell 361, one end of the telescopic connecting rod 362 is movably connected with a connecting block 363, a buffer spring 364 is sleeved on the outer surface of the telescopic connecting rod 362, and two ends of the buffer spring 364 are fixedly connected with the inner wall of the elastic ball shell 361 and the outer surface of the connecting block 363 respectively.
In this embodiment, when vibration occurs during operation of the motor 26 or the device is affected by external influence and is severely rocked, the transverse acting force generated during the device rocking process is weakened gradually through the elastic buffer action of the transverse elastic buffer sleeve plate 31 and the soft elastic block 32, the transverse rocking amplitude of the device is slowed down, and the transverse acting force and the vertical acting force generated during the device rocking are weakened gradually through the action of the limiting sliding sleeve 35 and the elastic ball 36, so that the whole rocking amplitude of the device is slowed down, and the normal use of each detection device is ensured. And, the movable limiting structure formed by the joint cooperation of the movable limiting rod 33 and the limiting chute 34 ensures that the movement of the device is not affected. When the elastic spherical shell 361 is extruded to generate elastic deformation, the telescopic connecting rod 362 and the buffer spring 364 are compressed, so that the buffer spring 364 generates elastic deformation, and the elastic force opposite to the extrusion force is generated through the above structure generating elastic deformation, so that the shaking amplitude of the device is reduced, and the overall stability of the device is improved.
The foregoing detailed description has been provided for the purposes of illustration in connection with specific embodiments and exemplary examples, but such description is not to be construed as limiting the application. Those skilled in the art will appreciate that various equivalent substitutions, modifications and improvements may be made to the technical solution of the present application and its embodiments without departing from the spirit and scope of the present application, and these all fall within the scope of the present application.
Claims (10)
1. The atmospheric multi-pollutant detection device is characterized by comprising a detection device main body provided with a plurality of pollutant detection components, a rotating base rotatably connected with the detection device main body, and a counterweight base positioned below the rotating base and connected with the rotating base; the pollutant detection components comprise an air inlet and an air outlet, external air is sucked into the pollutant detection components through the air inlet for detection, and detected gas is discharged from the air outlet; the detection equipment main body comprises a central processing mechanism which is arranged inside and is electrically connected with the pollutant detection assembly, and a display module which is arranged on the detection equipment main body shell and is electrically connected with the central processing mechanism;
a water cooling mechanism is also arranged in the detection equipment main body; the water cooling mechanism comprises a heat exchange box, a cold water pipe, a return pipe and a plurality of heat conduction columns; a water storage tank is arranged on the outer side of the detection equipment main body; the heat exchange box and the water storage tank are internally provided with cooling liquid; the cooling liquid is introduced into the heat exchange box from the water storage tank through the cold water pipe and the water pump assembly, and the cooling liquid in the heat exchange box flows into the water storage tank through the return pipe; each heat conducting column is a closed loop, one part of the loop passes through the heat exchange box, and the other part of the loop passes through the central processing mechanism and is connected with the inner wall surface of the central processing mechanism; the heat conducting columns are arranged in parallel from top to bottom;
the heat exchange box is characterized in that a liquid separation baffle is arranged between two heat conducting columns which are adjacent up and down in the heat exchange box, one end of the liquid separation baffle is connected with the inner wall of the heat exchange box, the other end of the liquid separation baffle is separated from the inner wall of the heat exchange box, and one end of the liquid separation baffle which is adjacent up and down and connected with the heat exchange box and one end which is separated from the liquid separation baffle are distributed in a crossed manner, so that cooling liquid flows in from a cold water pipe inlet at the bottom of the heat exchange box, flows upwards in an S-shaped roundabout manner in the heat exchange box, passes through the heat conducting columns of different layers and flows out from the top of the heat exchange box through a return pipe.
2. The atmospheric multi-contaminant detection device according to claim 1, wherein said rotating base is rotatably connected to the detection device body by a limit support plate; the top end of the limit supporting plate is fixedly connected with the bottom surface of the main body of the detection device, and the bottom end of the limit supporting plate is rotationally connected with the upper surface of the rotating base through a sliding groove; the inside fixedly connected with motor of rotation base, motor fixedly connected with axis of rotation, the bottom surface fixed connection of axis of rotation and check out test set main part rotates with the rotation base and is connected.
3. The atmospheric multi-contaminant detection device according to claim 2, wherein said motor is fixedly connected to said rotating base by a mounting plate fixedly connected to an inner wall of said rotating base, said mounting plate being fixedly connected to said motor; the rotating shaft is rotationally connected with the rotating base through a movable positioning shaft, the movable positioning shaft is hollow cylindrical, the outer surface of the movable positioning shaft is rotationally connected with the rotating base, and the inner surface of the movable positioning shaft is fixedly connected with the outer surface of the rotating shaft.
4. The atmospheric multi-pollutant detection device according to claim 2, wherein a heat dissipation groove is provided on a side surface of the rotating base, a filter screen is provided on a side of the heat dissipation groove facing the outside, and a heat dissipation fan is provided on a side of the heat dissipation groove facing the inside of the rotating base.
5. The atmospheric multi-contaminant detection device according to claim 1, wherein the rotating base portion is sunk into the interior of the counterweight base; the side surface of the rotating base is clamped with the side surface of the counterweight base through a first elastic buffer piece; the bottom surface of the rotating base is connected with the bottom surface of the inner cavity of the counterweight base through a second elastic buffer piece;
the side of the rotating base is provided with a limiting chute, a movable limiting rod is movably connected in the limiting chute, and the other end of the movable limiting rod is movably connected with the bottom surface of the inner cavity of the counterweight base.
6. The atmospheric multi-contaminant detection device of claim 5, wherein said first resilient bumper comprises a transverse resilient bumper collar plate; the transverse elastic buffer sleeve plates are distributed along the side surface of the counterweight base in a circle, fixedly connected to the inner wall of the counterweight base and clamped between the rotating base and the counterweight base; soft elastic blocks are uniformly distributed in the transverse elastic buffer sleeve plate.
7. The atmospheric multi-contaminant detection device of claim 5, wherein said second elastic buffer comprises a limiting sliding sleeve and a spring ball; two limiting sliding sleeves are fixedly connected to the bottom surface of the rotating base and the bottom surface of the inner cavity of the counterweight base correspondingly up and down respectively, and an elastic ball is connected between the two limiting sliding sleeves; the elastic ball comprises an elastic ball shell, wherein the outer surface of the elastic ball shell is movably connected with the inner side of the limiting sliding sleeve, a telescopic connecting rod is connected to the inner wall of the elastic ball shell, one end of the telescopic connecting rod is movably connected with a connecting block, a buffer spring is sleeved on the outer surface of the telescopic connecting rod, and two ends of the buffer spring are fixedly connected with the inner wall of the elastic ball shell and the outer surface of the connecting block respectively.
8. The atmospheric multi-pollutant detection device according to claim 1, wherein the pollutant detection assembly comprises a nitrogen oxide detection assembly, a malodorous gas detection assembly, a volatile organic compound detection assembly, and a particulate matter detection assembly, each configured to detect nitrogen oxides, malodorous gases, volatile organic compounds, and particulate matter in the atmosphere, and obtain corresponding pollutant index data.
9. The atmospheric multi-contaminant detection device according to claim 1, wherein said central processing unit is operative to perform integrated analysis and real-time display of data generated by detection by each of said contaminant detection assemblies.
10. The atmospheric multi-contaminant detection device of claim 1, comprising a power source for powering the device; the motor is connected with a control device, and the control device is electrically connected with the central processing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310219955.5A CN116183837A (en) | 2023-03-09 | 2023-03-09 | Atmospheric multi-pollutant detection equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310219955.5A CN116183837A (en) | 2023-03-09 | 2023-03-09 | Atmospheric multi-pollutant detection equipment |
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| CN116183837A true CN116183837A (en) | 2023-05-30 |
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| CN202310219955.5A Pending CN116183837A (en) | 2023-03-09 | 2023-03-09 | Atmospheric multi-pollutant detection equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117783454A (en) * | 2024-02-28 | 2024-03-29 | 陕西省环境监测中心站 | Pollution source organic gas detection device for real-time quantitative detection |
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- 2023-03-09 CN CN202310219955.5A patent/CN116183837A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117783454A (en) * | 2024-02-28 | 2024-03-29 | 陕西省环境监测中心站 | Pollution source organic gas detection device for real-time quantitative detection |
| CN117783454B (en) * | 2024-02-28 | 2024-04-23 | 陕西省环境监测中心站 | Pollution source organic gas detection device for real-time quantitative detection |
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