CN112295614B

CN112295614B - Atmospheric environmental pollution effect test box

Info

Publication number: CN112295614B
Application number: CN202011068719.0A
Authority: CN
Inventors: 尚筱洁
Original assignee: Gansu Agricultural University
Current assignee: Gansu Agricultural University
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2022-06-03
Anticipated expiration: 2040-09-29
Also published as: CN112295614A

Abstract

The invention discloses an atmospheric environmental pollution effect test box which comprises a gas generator, a motor, a light source, a heating wire and a water outlet, wherein the gas generator is mounted on the inner top surface of a box body through bolts, fan blades are fixedly mounted on the outer side of a motor shaft, a gas outlet hole is reserved in the inner wall of a partition plate, two ends of the motor shaft are respectively connected with a connecting shaft through a first belt pulley mechanism and a second belt pulley mechanism, the heating wire is fixedly mounted on the side surface of a protection box, a conical tooth is sleeved on the outer side of the motor shaft, a transmission shaft penetrates through the inner part of the conical tooth, a fixed pipe is arranged on the other side of the box body, and a floating plate is sleeved at the end of a supporting rod. This atmospheric environmental pollution effect proof box can let gaseous and even distribution of moisture in the proof box, and then promotes the accurate nature of experimental data to reduce electric drive equipment when can reaching the same purpose, also make things convenient for the moisture in the proof box to in time discharge simultaneously.

Description

Atmospheric environmental pollution effect test box

Technical Field

The invention relates to the technical field of atmospheric environment tests, in particular to an atmospheric environment pollution effect test box.

Background

Along with the continuous improvement of people's attention to the ecological environment, the treatment means of the atmospheric environmental pollution is also high-efficient, and in order to make the atmospheric environment obtain better treatment, it is usually necessary to use a test box to simulate the real atmospheric environment to analyze the pollution state, for example, a biological atmospheric pollution effect test box with publication number CN204679484U, includes a box body, in which a sensor, a light source and a gas generator are arranged, the light source and the sensor are arranged at the bottom of the box body, the gas generator is arranged at the top of the box body, a baffle plate is arranged below the gas generator, a cavity is arranged in the baffle plate, the top of the cavity is connected to the gas outlet of the gas generator through a spiral tube, the spiral tube is connected with a plurality of spray pipes, the bottom of the cavity is provided with a resistance wire heating layer, two sides of the top of the cavity are respectively symmetrically provided with a fan, and a plurality of baffles are staggered in the cavity, the adjacent two baffles are partially overlapped in the vertical direction, inclined plates are arranged at the parts where the baffles are overlapped, through holes are formed in the intersection points of the extension lines of the fan in the axial direction and the baffles, and a conical air outlet pipe is arranged at the bottom of the cavity and communicated with the lower part of the box body. However, the test box for the effect of biological atmospheric pollution still has the following disadvantages in the actual use process:

1. because the test box needs to simulate the temperature, humidity and light source in the atmospheric environment in the experimental process, the spraying structure in the test box is too single, the comprehensiveness of gas spraying cannot be realized, the experimental effect of the gas in the test box is poor, and the accuracy of experimental data cannot be ensured;

2. and traditional proof box need rely on a plurality of electric drive equipment, realizes the normal operating of proof box and internals thereof, and this has just increased manufacturing cost, can cause the operating load of proof box even, and when carrying out the humidity experiment, the inside moisture of proof box is too much inconvenient in time to be discharged simultaneously.

Aiming at the problems, innovative design is urgently needed on the basis of the original atmospheric environmental pollution effect test box.

Disclosure of Invention

The invention aims to provide an atmospheric environmental pollution effect test box to solve the problems that the experimental effect of gas in the test box is poor, the production cost is increased and even the running load of the test box is caused because the comprehensiveness of gas spraying cannot be realized in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an atmospheric environmental pollution effect test box comprises a gas generator, a motor, a light source, a heating wire and a water outlet, wherein the gas generator is mounted on the inner top surface of a box body through bolts, the motor is arranged on one side of the box body, a motor shaft is rotatably connected to the end of the motor, fan blades are fixedly mounted on the outer side of the motor shaft, a separation plate is fixedly arranged in the box body below the fan blades, a gas outlet hole is reserved in the inner wall of the separation plate, the light source is mounted on the lower end surface of the separation plate, two ends of the motor shaft are respectively connected with a connecting shaft through a first belt pulley mechanism and a second belt pulley mechanism, a protection box is fixedly arranged on the box body outside the first belt pulley mechanism and the second belt pulley mechanism, the heating wire is fixedly mounted on the side surface of the protection box, conical teeth are sleeved on the outer side of the motor shaft, and a water storage tank is fixedly arranged on the box body outside the conical teeth, the inside of awl tooth is run through there is the transmission shaft, and the external fixed surface of transmission shaft has the guide board, the opposite side of box is provided with fixed pipe, and the inner wall of box is fixed with the bracing piece, the end department cover of bracing piece is equipped with floats the board, and floats the box of board below and has seted up the outlet.

Preferably, the flabellum is provided with 2 about the motor shaft symmetry, and the wind direction of 2 flabellums is opposite to the belt of second pulley mechanism is "8" font structure on the motor shaft.

Preferably, the air outlet holes are uniformly distributed on the partition plate, the upper part and the lower part of the partition plate are communicated with each other, and the air outlet holes are obliquely arranged.

Preferably, the fixed chamber has been seted up to the inside of connecting axle, and the intermediate position of connecting axle sets up through the connecting block disconnection to 2 sections connecting axles pass through the connecting block and constitute revolution mechanic, and 2 sections connecting axles's rotation direction is opposite moreover.

Preferably, the outside of connecting axle is fixed with the fixed plate, and the edge of fixed plate installs the atomising head to the fixed plate is equidistant distribution on the connecting axle, and the fixed slot has been seted up to the inside of fixed plate moreover, and the inside of fixed slot is fixed with the dead lever simultaneously.

Preferably, the outer side of the fixed rod is movably provided with a balancing weight, the end of the fixed rod is connected with the water bag, and the fixed rod is in sliding connection with the balancing weight.

Preferably, one end of the water bag is communicated with the connecting shaft through the first connecting cavity, and the other end of the water bag is communicated with the spray head through the second connecting cavity.

Preferably, the awl tooth all has the setting on motor shaft and transmission shaft, and 2 awl teeth are the meshing connection to the epaxial guide board of transmission is helical structure.

Preferably, the top of the fixed pipe is consistent with the highest point of the guide plate in height, and the fixed pipe is communicated with the connecting shaft and communicated with the connecting shaft.

Preferably, the upper surface of the floating plate is arranged as an arc surface, the lower surface of the floating plate is attached to the water outlet, and the floating plate and the support rod form a sliding structure.

Compared with the prior art, the invention has the beneficial effects that: according to the atmospheric environmental pollution effect test box, gas and moisture can be uniformly distributed in the test box, so that the accuracy of experimental data is improved, the same purpose can be achieved, electric driving equipment is reduced, and meanwhile, moisture in the test box is conveniently discharged in time;

1. when the motor shaft rotates, the belt wheel mechanism can drive the connecting shafts to rotate, and because a belt on one belt wheel mechanism is of an 8-shaped structure, two ends of each connecting shaft can rotate in opposite directions through the connecting blocks, when the atomizing heads rotate to a downward state, the balancing weights can be driven to slide to extrude the water bag, so that the purpose of spraying water in the water bag out of the atomizing heads is achieved, and the 2 groups of atomizing heads are arranged oppositely and the two sections of connecting shafts rotate oppositely, so that the water mist can be distributed more uniformly in the test box;

2. the rotation of the motor shaft can drive the transmission shaft to rotate through the 2 meshed conical teeth, so as to drive the guide plate to rotate to achieve the purpose of conveying water upwards, the water can be conveyed into the water sac after flowing into the fixed pipe, and the fixed pipe and the connecting shaft can rotate, so that the position of the fixed pipe cannot be influenced, and meanwhile, the rotation of the fan blades is synchronously linked with the rotation of the fixed plate and the rotation of the guide plate, so that the power resource can be saved to a great extent;

3. after moisture in the proof box reaches a certain amount, the accumulated hydroenergy can drive the floating plate to float, and then the discharge of water is convenient, the follow-up continuation experiment to gas can not be influenced, and the water discharge back can drive the floating plate again and continue to laminate with the outlet, guarantees the leakproofness in the proof box.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic cross-sectional view taken at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of a second pulley mechanism of the present invention;

FIG. 4 is a schematic view of a front cross-sectional structure of the water storage tank of the present invention;

FIG. 5 is a schematic cross-sectional view taken at B in FIG. 4 according to the present invention;

FIG. 6 is a schematic view of the connection structure of the connecting shaft and the connecting block according to the present invention;

FIG. 7 is a schematic cross-sectional view of the fixing plate of the present invention.

In the figure: 1. a box body; 2. a gas generator; 3. an electric motor; 4. a motor shaft; 5. a fan blade; 6. a partition plate; 7. an air outlet; 8. a light source; 9. a first pulley mechanism; 10. a second pulley mechanism; 11. a connecting shaft; 111. a fixed cavity; 112. connecting blocks; 12. a protective case; 13. heating wires; 14. a fixing plate; 15. a spray head; 16. fixing grooves; 17. a fixing rod; 18. a balancing weight; 19. a water bladder; 20. a first connection chamber; 21. a second connection chamber; 22. conical teeth; 23. a water storage tank; 24. a drive shaft; 25. a guide plate; 26. a fixed tube; 27. a support bar; 28. a floating plate; 29. and a water outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: an atmospheric environmental pollution effect test box comprises a box body 1, a gas generator 2, a motor 3, a motor shaft 4, fan blades 5, a partition plate 6, gas outlet holes 7, a light source 8, a first belt pulley mechanism 9, a second belt pulley mechanism 10, a connecting shaft 11, a fixing cavity 111, a connecting block 112, a protective box 12, a heating wire 13, a fixing plate 14, an atomizing head 15, a fixing groove 16, a fixing rod 17, a balancing weight 18, a water sac 19, a first connecting cavity 20, a second connecting cavity 21, a bevel gear 22, a water storage tank 23, a transmission shaft 24, a guide plate 25, a fixing pipe 26, a support rod 27, a floating plate 28 and a water outlet 29, wherein the gas generator 2 is arranged on the inner top surface of the box body 1 through bolts, the motor 3 is arranged on one side of the box body 1, the motor shaft 4 is rotatably connected to the end of the motor 3, the fan blades 5 are fixedly arranged on the outer side of the motor shaft 4, the partition plate 6 is fixed in the box body 1 below the fan blades 5, the inner wall of the partition plate 6 is reserved with an air outlet 7, the lower end face of the partition plate 6 is provided with a light source 8, two ends of a motor shaft 4 are connected with a connecting shaft 11 through a first belt pulley mechanism 9 and a second belt pulley mechanism 10 respectively, a protection box 12 is fixed on a box body 1 outside the first belt pulley mechanism 9 and the second belt pulley mechanism 10, a heating wire 13 is fixedly installed on the side face of the protection box 12, a conical tooth 22 is sleeved on the outer side of the motor shaft 4, a water storage tank 23 is fixed on the box body 1 outside the conical tooth 22, a transmission shaft 24 penetrates through the inner part of the conical tooth 22, a guide plate 25 is fixed on the outer surface of the transmission shaft 24, a fixing pipe 26 is arranged on the other side of the box body 1, a support rod 27 is fixed on the inner wall of the box body 1, a floating plate 28 is sleeved at the end of the support rod 27, and a water outlet 29 is formed in the box body 1 below the floating plate 28;

2 fan blades 5 are symmetrically arranged about a motor shaft 4, the wind directions of the 2 fan blades 5 are opposite, a belt of a second belt wheel mechanism 10 on the motor shaft 4 is of an 8-shaped structure, air outlet holes 7 are uniformly distributed on a partition plate 6, the upper side and the lower side of the partition plate 6 are communicated with each other, the air outlet holes 7 are obliquely arranged, a fixed cavity 111 is formed in the connecting shaft 11, the middle position of the connecting shaft 11 is disconnected through a connecting

block

112, 2 sections of the connecting shaft 11 form a rotating structure through the connecting block 112, the rotating directions of the 2 sections of the connecting shaft 11 are opposite, the fan blades 5 can scatter gas, the gas can uniformly flow to a space below the partition plate 6 through the air outlet holes 7, two ends of the connecting shaft 11 can rotate through the connecting block 112, and two ends of the connecting shaft 11 rotate in opposite directions and drive the fixing plate 14 to synchronously rotate;

a fixing plate 14 is fixed on the outer side of the connecting shaft 11, a spray head 15 is arranged at the edge of the fixing plate 14, the fixing plates 14 are distributed on the connecting shaft 11 at equal intervals, fixing grooves 16 are formed in the fixing plates 14, meanwhile, a fixed rod 17 is fixed inside the fixed groove 16, a balancing weight 18 is movably arranged outside the fixed rod 17, the end of the fixed rod 17 is connected with a water bag 19, and the fixed rod 17 is connected with the counterweight block 18 in a sliding way, one end of the water bag 19 is communicated with the connecting shaft 11 through a first connecting cavity 20, and the other end of the water bag 19 is communicated with the spray head 15 through the second connecting cavity 21, when the connecting shaft 11 drives the fixing plate 14 to rotate to the state that the spray head 15 faces downwards, the counterweight block 18 can be driven to slide on the fixed rod 17, and then the water bag 19 is extruded, so that the water in the water bag is sprayed out of the spray head 15 through the second connecting cavity 21;

the bevel teeth 22 are arranged on the motor shaft 4 and the

transmission shaft

24, 2 bevel teeth 22 are in meshed connection, the guide plate 25 on the transmission shaft 24 is of a spiral structure, the top of the fixed pipe 26 is consistent with the highest point of the guide plate 25 in height, the fixed pipe 26 is communicated with the connection shaft 11 and communicated with the connection shaft, and the 2 bevel teeth 22 which are meshed with each other drive the transmission shaft 24 to rotate so as to drive the guide plate 25 to rotate to achieve the purpose of conveying water upwards;

the upper surface of the floating plate 28 is arranged in a cambered surface mode, the lower surface of the floating plate is attached to the water outlet 29, the floating plate 28 and the supporting rod 27 form a sliding structure, accumulated water can drive the floating plate 28 to float and slide on the supporting rod 27, the accumulated water is discharged through the water outlet 29, and therefore the subsequent gas continuous experiment can be conducted.

The working principle is as follows: when the atmospheric environmental pollution effect test box is used, as shown in fig. 1-2, firstly, the gas generator 2 generates gas and then the gas can be discharged to a space above the partition plate 6, the motor 3 drives the fan blades 5 to rotate through the motor shaft 4 to generate wind power, and because the rotation directions of the 2 fan blades 5 are opposite, the gas can be guaranteed to be scattered and then uniformly flow to a space below the partition plate 6 through the gas outlet holes 7, and the gas is irradiated by the light source 8 and heated by the heating wires 13 to carry out experimental operation;

as shown in fig. 1 and fig. 3-6, when the motor shaft 4 rotates, the transmission shaft 24 can be driven to rotate by 2 engaging bevel gears 22, and further the guide plate 25 is driven to rotate to achieve the purpose of conveying water upwards, when the water is conveyed to the top end of the guide plate 25, the water can flow into the fixed pipe 26 and then enter the fixed cavity 111 in the connecting shaft 11, the motor shaft 4 can also drive the connecting shaft 11 to rotate by the first belt pulley mechanism 9 and the second belt pulley mechanism 10, because the belt on the second belt pulley mechanism 10 is in an 8-shaped structure, so that two ends of the connecting shaft 11 can rotate by the connecting block 112, two ends of the connecting shaft 11 rotate in opposite directions and drive the fixed plate 14 to rotate synchronously, and the connecting shaft 11 and the fixed pipe 26 can rotate, so that the position of the fixed pipe 26 cannot be affected;

as shown in fig. 1 and 7, water entering the fixed cavity 111 can enter the water bag 19 through the first connecting cavity 20, when the connecting shaft 11 drives the fixed plate 14 to rotate to the state that the spray head 15 faces downward, the counterweight block 18 can be driven to slide on the fixed rod 17, and then the water bag 19 is extruded, water inside the water can be sprayed out from the spray head 15 through the second connecting cavity 21, because the 2 groups of fixed plates 14 are distributed in opposite directions and the two ends of the connecting shaft 11 are rotated in opposite directions, uniform distribution of water mist in the box body 1 can be ensured, accuracy of experimental data is improved, when moisture in the box body 1 gradually reaches, water accumulation occurs at the bottom of the box body, and the water accumulation can drive the floating plate 28 to float and slide on the supporting rod 27, so that the water accumulation is discharged through the water outlet 29, so that subsequent experiments of the gas can be continued, and the floating plate 28 can be driven to be attached to the water outlet 29 again after the water accumulation is discharged, the sealing performance in the box body 1 is ensured.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an atmospheric environmental pollution effect proof box, includes gas generator (2), motor (3), light source (8), heater strip (13) and outlet (29), its characterized in that: the gas generator (2) is mounted on the inner top surface of the box body (1) through bolts, a motor (3) is arranged on one side of the box body (1), a motor shaft (4) is connected to the end of the motor (3) in a rotating mode, fan blades (5) are fixedly mounted on the outer side of the motor shaft (4), partition plates (6) are fixedly arranged in the box body (1) below the fan blades (5), air outlet holes (7) are reserved in the inner walls of the partition plates (6), a light source (8) is mounted on the lower end face of each partition plate (6), two ends of the motor shaft (4) are connected with connecting shafts (11) through a first belt pulley mechanism (9) and a second belt pulley mechanism (10), protective boxes (12) are fixed on the box body (1) on the outer sides of the first belt pulley mechanism (9) and the second belt pulley mechanism (10), and heating wires (13) are fixedly mounted on the side faces of the protective boxes (12), the outer side of the motor shaft (4) is sleeved with a bevel gear (22), a water storage tank (23) is fixed on the box body (1) on the outer side of the bevel gear (22), a transmission shaft (24) penetrates through the bevel gear (22), a guide plate (25) is fixed on the outer surface of the transmission shaft (24), a fixed pipe (26) is arranged on the other side of the box body (1), a support rod (27) is fixed on the inner wall of the box body (1), a floating plate (28) is sleeved at the end of the support rod (27), and a water outlet (29) is formed in the box body (1) below the floating plate (28);

a fixing plate (14) is fixed on the outer side of the connecting shaft (11), a spray head (15) is installed at the edge of the fixing plate (14), the fixing plates (14) are distributed on the connecting shaft (11) at equal intervals, fixing grooves (16) are formed in the fixing plate (14), and fixing rods (17) are fixed in the fixing grooves (16);

the top of the fixed pipe (26) is consistent with the highest point of the guide plate (25), and the fixed pipe (26) is communicated with the connecting shaft (11) and communicated with the connecting shaft.

2. An atmospheric environmental pollution effect test chamber according to claim 1, wherein: the fan blades (5) are symmetrically arranged about the motor shaft (4) in an amount of 2, the wind directions of the fan blades (5) are opposite, and a belt of the second belt wheel mechanism (10) on the motor shaft (4) is of an 8-shaped structure.

3. An atmospheric environmental pollution effect test chamber according to claim 1, wherein: the air outlet holes (7) are uniformly distributed on the partition plate (6), the upper part and the lower part of the partition plate (6) are communicated with each other, and the air outlet holes (7) are obliquely arranged.

4. An atmospheric environmental pollution effect test chamber according to claim 1, wherein: fixed chamber (111) have been seted up to the inside of connecting axle (11), and the intermediate position of connecting axle (11) sets up through connecting block (112) disconnection to 2 sections connecting axle (11) constitute revolution mechanic through connecting block (112), and 2 sections connecting axle (11) rotate the opposite direction moreover.

5. An atmospheric environmental pollution effect test chamber as defined in claim 1, wherein: the outer side of the fixed rod (17) is movably provided with a balancing weight (18), the end of the fixed rod (17) is connected with a water bag (19), and the fixed rod (17) is in sliding connection with the balancing weight (18).

6. An atmospheric environmental pollution effect test chamber according to claim 5, wherein: one end of the water bag (19) is communicated with the connecting shaft (11) through a first connecting cavity (20), and the other end of the water bag (19) is communicated with the spray head (15) through a second connecting cavity (21).

7. An atmospheric environmental pollution effect test chamber according to claim 1, wherein: awl tooth (22) all have the setting on motor shaft (4) and transmission shaft (24), and 2 awl teeth (22) are the meshing connection to guide board (25) on transmission shaft (24) are helical structure.

8. An atmospheric environmental pollution effect test chamber as defined in claim 1, wherein: the upper surface of the floating plate (28) is arranged in a cambered surface mode, the lower surface of the floating plate is attached to the water outlet (29), and the floating plate (28) and the supporting rod (27) form a sliding structure.