Two-dimensional horizontal distribution simulation device based on fine particulate matters in ambient air
Technical Field
The utility model relates to a distribution simulation device technical field specifically is a two-dimentional horizontal distribution simulation device based on fine particulate matter of ambient air.
Background
The fine particles are also called fine particles, fine particles and PM2.5, the fine particles refer to particles with the aerodynamic equivalent diameter of less than or equal to 2.5 microns in the ambient air, the fine particles can be suspended in the air for a long time, the higher the content concentration of the fine particles in the air represents that the air pollution is more serious, although the PM2.5 is only a component with a small content in the earth atmospheric components, the PM2.5 has important influence on the air quality, the visibility and the like, compared with the thicker atmospheric particles, the PM2.5 has the advantages of small particle size, large area, strong activity, easy attachment of toxic and harmful substances, long residence time in the atmosphere and long conveying distance, and therefore has larger influence on the human health and the quality of the atmospheric environment.
In prior art, the fine particles need use analogue means to simulate, and analogue means can't realize the altitude mixture control, leads to analogue means's detection effect to reduce, can't realize whole simulation, and simultaneously in the use, the intake pipe all is in the stationary state, can't realize the comprehensive detection to outside air.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-dimentional horizontal distribution analogue means based on fine particulate matter of ambient air to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a two-dimensional horizontal distribution simulation device based on fine particulate matters in ambient air comprises a simulation device main body, wherein a rotating block is fixedly connected to the left side of the upper end of the simulation device main body, an air inlet pipe is rotatably connected to the inside of the rotating block, an air outlet pipe is fixedly connected to the right side of the upper end of the simulation device main body, a supporting shell is rotatably connected to the lower side of the simulation device main body, a multi-stage telescopic rod which is vertically arranged is fixedly connected to the middle position of the lower end of the supporting shell, a second lead screw is rotatably connected to the inside of the multi-stage telescopic rod, inner thread blocks are spirally connected to the left side and the right side of the second lead screw, connecting rods are rotatably connected to the upper side and the lower side of the inner thread blocks, a supporting shell is rotatably connected to the upper end of the connecting rod which is located on the upper side, a lifting block is rotatably connected to the lower end of the connecting rod which is located on the lower side, and first lead screws are spirally connected to the left side and the right side of the lifting block, and the lower extreme fixedly connected with output shaft of second motor of first lead screw, the outside fixedly connected with of second motor has the fixed case, and the lower extreme fixedly connected with of fixed case is the universal wheel that sets up about.
Preferably, the right side of the upper end of the supporting shell is fixedly connected with a first motor, an output shaft of the first motor is fixedly connected with a driving gear, the outer part of the driving gear is meshed with a driven gear, and the inner part of the driven gear is fixedly connected with a simulation device main body.
Preferably, the inside fixedly connected with of intake pipe is the spring that sets up around, and the other end fixedly connected with fixture block of spring, the outside of fixture block sliding connection has intake pipe and turning block respectively.
Preferably, the inside of turning block is seted up and is the draw-in groove that the annular set up, and the turning block is through draw-in groove and the fixture block sliding connection who sets up.
Preferably, a display screen is fixedly connected to the upper side of the front end of the simulation device main body, and an operation button is fixedly connected to the lower side of the front end of the simulation device main body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, the second motor arranged drives the first lead screw to rotate, so as to drive the lifting block to move, thereby driving the simulation device main body to ascend, thereby pushing out the simulation device main body, realizing the storage and protection of the simulation device main body, and simultaneously, the second lead screw arranged rotates, thereby driving the internal thread block to move, thereby driving the connecting rod to move, realizing the height adjustment of the simulation device main body, and further realizing the detection of the air fine particles with different heights;
2. the utility model discloses in, it is rotatory to drive the driving gear through the first motor that sets up to it is rotatory to drive driven gear, thereby drives the rotation of analogue means main part, simultaneously through the intake pipe that sets up and the cooperation of turning block, thereby is convenient for rotatory to the intake pipe, thereby realizes the air inlet angle adjustment to the intake pipe, through the fixture block that sets up and the cooperation of spring, is convenient for to the fixed of intake pipe.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the internal structure of the support housing of the present invention;
fig. 3 is a schematic view of the internal structure of the turning block of the present invention.
In the figure: 1-air inlet pipe, 2-turning block, 3-air outlet pipe, 4-simulator main body, 5-display screen, 6-operation button, 7-first motor, 8-supporting shell, 9-connecting rod, 10-internal thread block, 11-lifting block, 12-first screw rod, 13-fixing box, 14-second motor, 15-universal wheel, 16-multi-stage telescopic rod, 17-second screw rod, 18-driving gear, 19-driven gear, 20-clamping block, 22-clamping groove and 23-spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a two-dimensional horizontal distribution simulation device based on fine particulate matters in ambient air comprises a simulation device main body 4, wherein a rotating block 2 is fixedly connected to the left side of the upper end of the simulation device main body 4, an air inlet pipe 1 is rotatably connected to the inside of the rotating block 2, an air outlet pipe 3 is fixedly connected to the right side of the upper end of the simulation device main body 4, a supporting shell 8 is rotatably connected to the lower side of the simulation device main body 4, a multi-stage telescopic rod 16 which is vertically arranged is fixedly connected to the middle position of the lower end of the supporting shell 8, a second lead screw 17 is rotatably connected to the inside of the multi-stage telescopic rod 16, inner thread blocks 10 are spirally connected to the left side and the right side of the second lead screw 17, connecting rods 9 are rotatably connected to the upper side and the lower side of each inner thread block 10, a supporting shell 8 is rotatably connected to the upper end of the connecting rod 9 positioned on the upper side, a lifting block 11 is rotatably connected to the lower end of the connecting rod 9 positioned on the lower side, and first lead screws 12 are spirally connected to the left side and right side of the lifting block 11, and the lower extreme fixedly connected with second motor 14's of first lead screw 12 output shaft, the outside fixedly connected with of second motor 14 is fixed case 13, and the lower extreme fixedly connected with of fixed case 13 is the universal wheel 15 that sets up about.
The right side of the upper end of the supporting shell 8 is fixedly connected with a first motor 7, an output shaft of the first motor 7 is fixedly connected with a driving gear 18, the outer part of the driving gear 18 is meshed with a driven gear 19, the inner part of the driven gear 19 is fixedly connected with a simulation device main body 4, the driving gear 18 is driven to rotate through the arranged first motor 7, so that the driven gear 19 is driven to rotate, the simulation device main body 4 is driven to rotate, the air inlet direction of the air inlet pipe 1 is adjusted, the collection of air particles is facilitated, and the control of the wind direction is facilitated; the air inlet pipe 1 is fixedly connected with a spring 23 which is arranged in the front and back direction, the other end of the spring 23 is fixedly connected with a fixture block 20, the outside of the fixture block 20 is respectively connected with the air inlet pipe 1 and a rotating block 2 in a sliding manner, and the air inlet pipe 1 is convenient to rotate through the matching between the arranged spring 23 and the fixture block 20, so that the micro-adjustment of the air inlet direction of the air inlet pipe 1 is realized, and the control of the air inlet direction is realized; the clamping groove 22 which is annularly arranged is formed in the rotating block 2, the rotating block 2 is connected with the clamping block 20 in a sliding mode through the arranged clamping groove 22, and the air inlet pipe 1 is fixed conveniently through the matching between the arranged clamping groove 22 and the clamping block 20, so that the influence on the normal use efficiency of the air inlet pipe 1 when external wind is large is prevented; the front end of analogue means main part 4 upside fixedly connected with display screen 5, and the front end downside fixedly connected with operating button 6 of analogue means main part 4, through the display screen 5 that sets up, be convenient for to the data observation after the particulate matter detects in the air, simultaneously through the operating button 6 that sets up, be convenient for to inside electrical components's control.
The working process is as follows: when the device is used, a power supply is started, when fine particles in external air need to be detected, the second motor 14 is started to drive the second screw rod 12 to rotate, so that the lifting block 11 is driven to lift, the simulation device main body 4 is pushed out, the simulation device main body 4 is started, external air is exhausted into the simulation device main body 4 through the air inlet pipe 1, air is exhausted through the air outlet pipe 3, data observation after the particles in the air are detected is facilitated through the arranged display screen 5, meanwhile, through the arranged operation button 6, control over internal electrical components is facilitated, when the height of the simulation device main body 4 needs to be adjusted, the first screw rod 17 is rotated to drive the inner thread block 10 to move, so that the connecting rod 9 is driven to move, so that the height of the simulation device main body 4 is adjusted, when the air inlet angle of the air inlet pipe 1 needs to be adjusted, start first motor 7 and drive driving gear 18 rotatory, thereby it is rotatory to drive driven gear 19, thereby realize the angle modulation to analogue device main part 4, simultaneously through intake pipe 1 and turning block 2 rotation be connected, be convenient for to the angle modulation of intake pipe 1, thereby be convenient for to the air inlet angle modulation of intake pipe 1, simultaneously through the cooperation of fixture block 20 and spring 23 that sets up, be convenient for to intake pipe 1 fixed, when preventing that outside wind-force is great, influence the normal use efficiency of intake pipe 1, after the use, the power can be closed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.