CN211880801U

CN211880801U - Environmental data acquisition terminal based on loRa

Info

Publication number: CN211880801U
Application number: CN202020988170.6U
Authority: CN
Inventors: 叶云; 赵小娟
Original assignee: Guangdong Industry Technical College
Current assignee: Guangdong Industry Technical College
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2020-11-06
Anticipated expiration: 2030-06-03

Abstract

The utility model discloses an environmental data acquisition terminal based on loRa relates to environmental data acquisition equipment technical field, to the inconvenient problem of using of current loRa environmental data acquisition terminal, now proposes following scheme, and it includes the casing, equipment chamber and cooling chamber have been seted up in proper order from the left hand right side in the inside of casing, the inside sliding connection in equipment chamber has the support plate of horizontal setting, the top of support plate is equipped with the environmental data acquisition terminal main part of horizontal setting, the entering groove has been seted up at the top of casing, environmental data acquisition terminal main part sliding connection is in the inside of entering groove, the equal fix with screw in four corners of support plate bottom has the universal wheel of vertical setting. The utility model discloses can be nimble receive and release loRa environmental data acquisition terminal, and can carry out the efficient heat dissipation to it to can clean the heat dissipation part at loRa environmental data acquisition terminal at the in-process that receives and releases loRa environmental data acquisition terminal, heat dispersion is high, convenient to use.

Description

Environmental data acquisition terminal based on loRa

Technical Field

The utility model relates to an environmental data collection equipment technical field especially relates to an environmental data collection terminal based on loRa.

Background

The LORA is called a remote radio frequency technology, combines digital spread spectrum, digital signal processing and forward error correction coding technologies, transmits small-capacity data through a large-range radio spectrum by using a high spread spectrum factor, adopts a point-to-point communication mode, does not need a gridding network, and can obtain a wider transmission range and a wider transmission distance by using low transmission power.

The prior LoRa environmental data acquisition terminal is mostly provided with a corresponding protective shell outside, and the LoRa environmental data acquisition terminal is protected by the protective shell, thereby avoiding the LoRa environmental data acquisition terminal from being exposed outside and damaged for a long time, although the LoRa environmental data acquisition terminal can be protected, when a user needs to use the LoRa environmental data acquisition terminal, often, the user needs to take the LoRa environmental data acquisition terminal out of the protective shell, so as to operate the LoRa environmental data acquisition terminal, in the process, time and labor are wasted, and a user can very easily touch an operation key on the LoRa environmental data acquisition terminal in the process of getting back and forth the LoRa environmental data acquisition terminal, therefore, data are lost, the using effect is poor, and therefore an environmental data acquisition terminal based on LoRa is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides an environmental data acquisition terminal based on loRa has solved the inconvenient problem of using of loRa environmental data acquisition terminal.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an environmental data acquisition terminal based on LoRa comprises a shell, wherein an equipment cavity and a cooling cavity are sequentially arranged in the shell from left to right, a transversely arranged support plate is slidably connected in the equipment cavity, a transversely arranged environmental data acquisition terminal main body is arranged at the top of the support plate, an outlet groove is formed in the top of the shell, the environmental data acquisition terminal main body is slidably connected in the outlet groove, vertically arranged universal wheels are fixed at four corners of the bottom of the support plate by screws, movable holes are formed at four corners of the equipment cavity, the universal wheels are slidably connected in the movable holes, vertically arranged lead screws are arranged at two ends of the environmental data acquisition terminal main body, two ends of the two lead screws are respectively rotatably connected on the inner walls at two ends of the equipment cavity through bearings, and thread sleeves are sleeved on the outer walls of the two lead screws in a threaded manner, the two thread sleeves are respectively embedded at two ends of the carrier plate, a driving motor which is vertically arranged is fixed on the inner wall screw at the top of the cooling cavity, the output end of the driving motor is in transmission connection with a vertically arranged rotating shaft, one end of the rotating shaft, which is far away from the driving motor, is rotationally connected to the inner wall of the bottom of the cooling cavity through a bearing, the outer walls of the bottoms of the two screw rods are fixedly sleeved with driven wheels, the outer wall of the bottom of the rotating shaft is fixedly sleeved with a driving wheel which is transversely arranged, the outer parts of the driving wheel and the driven wheel are provided with belts, the driving wheel, the driven wheel and the belt are engaged to work, the universal wheel and the belt are arranged in a staggered manner, a vertically arranged heat dissipation window is embedded at the left end of the shell, the heat dissipation window corresponds to the equipment cavity, a cleaning brush which is vertically arranged is fixed at the left end of the support plate through a screw, and bristles of the cleaning brush are in contact with the heat dissipation window.

Preferably, the inner wall fix with screw on cooling chamber right side has the step motor of horizontal setting, step motor's output transmission is connected with the axis of rotation of horizontal setting, step motor's one end is kept away from in the axis of rotation is passed through the bearing and is rotated and connect on the left inner wall in cooling chamber, the flabellum of vertical setting has been cup jointed to the outer wall of axis of rotation is fixed, the flabellum rotates the cover and establishes the inside in cooling chamber, a plurality of ventilation holes have been seted up to the inner wall between equipment chamber and the cooling chamber.

Preferably, the four corners of environmental data acquisition terminal main part bottom all welds the double-screw bolt of vertical setting, the mounting groove has all been seted up in the four corners of support plate, the one end that environmental data acquisition terminal main part was kept away from to the double-screw bolt extends the outside of mounting groove to the screw thread has cup jointed fixed cover, double-screw bolt sliding connection is in the inside of mounting groove, the diameter of fixed cover is greater than the aperture of mounting groove.

Preferably, an observation window is installed on one side of the outer portion of the shell, and the observation window is made of glass.

Preferably, one side of the shell, which is far away from the observation window, is hinged with a movable door through a hinge, and a handle which is vertically arranged is fixed on the outer side of the movable door through a screw.

Preferably, a sliding groove is formed in the inner wall between the equipment cavity and the cooling cavity, and the belt is connected inside the sliding groove in a sliding mode.

The utility model discloses in:

through the matching work of the shell, the equipment cavity, the cooling cavity, the support plate, the environmental data acquisition terminal main body, the universal wheel, the movable hole, the lead screw, the thread bush, the driving motor, the rotating shaft, the driving wheel, the driven wheel, the belt, the heat dissipation window, the cleaning brush, the stepping motor, the rotating shaft, the fan blade, the outlet groove, the stud, the mounting groove, the fixing sleeve, the observation window and the movable door, on one hand, the LoRa environmental data acquisition terminal can be flexibly folded and unfolded according to the use requirements of users, the LoRa environmental data acquisition terminal is prevented from being manually taken, the use is convenient, the LoRa environmental data acquisition terminal can be efficiently dissipated heat, the working performance of the LoRa environmental data acquisition terminal is improved, in the process of folding and unfolding the LoRa environmental data acquisition terminal, the heat dissipation part of the LoRa environmental data acquisition terminal can be cleaned, and the heat dissipation part of the LoRa environmental data acquisition terminal is prevented from being dissipated heat, the heat dissipation holes of the heat dissipation component are blocked by external sundries, so that the heat dissipation performance of the heat dissipation component is effectively improved; on the other hand can receive and release according to user's transport demand, nimble removal part to loRa environmental data acquisition terminal to the person of facilitating the use carries loRa environmental data acquisition terminal, and can be according to user's maintenance demand, simple and convenient dismantles loRa environmental data acquisition terminal exempts from, thereby the person of facilitating the use overhauls it and maintains.

To sum up, the utility model discloses can be nimble receive and release loRa environmental data acquisition terminal, and can carry out the efficient heat dissipation to it to can clean the heat dissipation part at loRa environmental data acquisition terminal at the in-process that receives and releases loRa environmental data acquisition terminal, heat dispersion is high, convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of an environmental data acquisition terminal based on LoRa according to the present invention;

fig. 2 is a rear view of the environmental data acquisition terminal based on LoRa of the present invention;

fig. 3 is the utility model provides an environmental data acquisition terminal's based on loRa front view.

Reference numbers in the figures: 1. a housing; 2. an equipment chamber; 3. a cooling chamber; 4. a carrier plate; 5. an environmental data acquisition terminal main body; 6. a universal wheel; 7. a movable hole; 8. a screw rod; 9. a threaded sleeve; 10. A drive motor; 11. a rotating shaft; 12. a driving wheel; 13. a driven wheel; 14. a belt; 15. a heat dissipation window; 16. a cleaning brush; 17. a stepping motor; 18. a rotating shaft; 19. a fan blade; 20. a groove is formed; 21. a stud; 22. mounting grooves; 23. fixing a sleeve; 24. an observation window; 25. a movable door.

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.

Referring to fig. 1-3, an environmental data acquisition terminal based on LoRa comprises a housing 1, an equipment cavity 2 and a cooling cavity 3 are sequentially arranged in the housing 1 from left to right, a transversely arranged carrier plate 4 is slidably connected in the equipment cavity 2, a transversely arranged environmental data acquisition terminal main body 5 is arranged at the top of the carrier plate 4, an access slot 20 is arranged at the top of the housing 1, the environmental data acquisition terminal main body 5 is slidably connected in the access slot 20, vertically arranged universal wheels 6 are fixed at four corners of the bottom of the carrier plate 4 by screws, movable holes 7 are arranged at four corners of the equipment cavity 2, the universal wheels 6 are slidably connected in the movable holes 7, vertically arranged lead screws 8 are arranged at two ends of the environmental data acquisition terminal main body 5, two ends of the two lead screws 8 are rotatably connected to inner walls at two ends of the equipment cavity 2 through bearings respectively, thread sleeves 9 are sleeved on outer walls of the two lead screws 8, two thread sleeves 9 are respectively embedded at two ends of a carrier plate 4, a driving motor 10 which is vertically arranged is fixed on an inner wall screw at the top of a cooling cavity 3, the driving motor 10 is a forward and reverse rotating motor, an output end of the driving motor 10 is in transmission connection with a rotating shaft 11 which is vertically arranged, one end of the rotating shaft 11 far away from the driving motor 10 is rotatably connected on an inner wall at the bottom of the cooling cavity 3 through a bearing, driven wheels 12 are fixedly sleeved on outer walls at the bottoms of two lead screws 8, driving wheels 13 which are transversely arranged are fixedly sleeved on outer walls at the bottoms of the rotating shafts 11, belts 14 are arranged outside the driving wheels 13 and the driven wheels 12, the driving wheels 13, the driven wheels 12 and the belts 14 are meshed for work, when a user needs to use the environment data acquisition terminal main body 5, the rotating shaft 11 can be driven to rotate through the operation, accessible pivoted action wheel 13 this moment, drive belt 14 and move, accessible operation's belt 14 this moment, the drive rotates from driving wheel 12, the accessible is from the screw-thread fit work of driving wheel 12 and thread bush 9 this moment, it carries out vertical ascending displacement to drive thread bush 9, the thread bush 9 of the vertical displacement of accessible this moment, it carries out vertical ascending displacement to drive support plate 4, it carries out vertical ascending displacement to drive environmental data acquisition terminal main part 5, when environmental data acquisition terminal main part 5 is located the outside of casing 1 casing, the user can be convenient uses environmental data acquisition terminal main part 5 this moment, avoid the user to make a round trip to take environmental data acquisition terminal main part 5, high durability and convenient use.

When the user does not need to use the environmental data collection terminal main body 5 and needs to store the environmental data collection terminal main body 5, the rotating shaft 11 can be driven to rotate reversely by the reverse operation of the driving motor 10, the driving wheel 13 can be driven to rotate by the rotating shaft 11, the belt 14 can be driven to operate by the rotating driving wheel 13, the driven wheel 12 can be driven to rotate by the operating belt 14, the threaded sleeve 9 can be driven to vertically move downwards by the thread matching work of the driven wheel 12 and the threaded sleeve 9, the support plate 4 can be driven to vertically move downwards by the threaded sleeve 9 with vertical displacement, the environmental data collection terminal main body 5 can be driven to vertically move downwards, after the environmental data collection terminal main body 5 slides into the shell 1, and when the top of the environmental data collection terminal main body 5 is flush with the in-out groove 20, environmental data acquisition terminal main part 5 is accomodate in the inside of casing 1 this moment, and accessible casing 1 carries out the efficient protection to environmental data acquisition terminal main part 5 this moment, avoids loRa environmental data acquisition terminal to expose for a long time and receives the damage in the external world.

And when a user needs to carry the environmental data acquisition terminal main body 5 in the process of using the environmental data acquisition terminal main body 5, the motor 10 can be driven to reversely run at the moment to drive the rotating shaft 11 to reversely rotate, the driving wheel 13 can be driven to rotate through the rotating shaft 11 at the moment, the belt 14 can be driven to run through the rotating driving wheel 13 at the moment, the driven wheel 12 can be driven to rotate through the running belt 14 at the moment, the threaded sleeve 9 can be driven to vertically downwards displace through the thread matching work of the driven wheel 12 and the threaded sleeve 9 at the moment, the support plate 4 can be driven to vertically downwards displace through the threaded sleeve 9 which vertically displaces, the universal wheel 6 at the bottom of the support plate 4 can be driven to vertically downwards displace, when the universal wheel 6 slides out of the movable hole 7 and is contacted with a place, the user can promote casing 1 this moment, and the rotation of accessible universal wheel 6 drives casing 1 and carries out the displacement this moment, drives environmental data acquisition terminal main part 5 and carries out the displacement, and what the user can be convenient this moment carries environmental data acquisition terminal main part 5.

The universal wheel 6 and the belt 14 are arranged in a staggered mode, and the universal wheel 6 and the belt 14 are arranged in a staggered mode, so that the universal wheel 6 can be prevented from interfering with the belt 14 in the vertical displacement process.

The left end of the shell 1 is embedded with a vertically arranged heat dissipation window 15, the heat dissipation window 15 corresponds to the equipment cavity 2, a vertically arranged cleaning brush 16 is fixed to a left end screw of the support plate 4, bristles of the cleaning brush 16 are in contact with the heat dissipation window 15, the environment data acquisition terminal main body 5 running inside the shell 1 can be cooled through the heat dissipation window 15, and therefore working performance of the environment data acquisition terminal main body 5 is improved.

A transversely arranged stepping motor 17 is fixed on the inner wall screw on the right side of the cooling cavity 3, the output end of the stepping motor 17 is connected with a transversely arranged rotating shaft 18 in a transmission way, one end of the rotating shaft 18, far away from the stepping motor 17, is rotatably connected on the inner wall on the left side of the cooling cavity 3 through a bearing, a vertically arranged fan blade 19 is fixedly sleeved on the outer wall of the rotating shaft 18, the fan blade 19 is rotatably sleeved in the cooling cavity 3, a plurality of ventilation holes are formed in the inner wall between the equipment cavity 2 and the cooling cavity 3, and when the environment data acquisition terminal main body 5 receives data in the shell 1 to operate, the rotating shaft 18 is driven to rotate through the operation of the stepping motor 17 to drive the rotating shaft 18 to rotate and drive the fan blade 19 to rotate, the air flow in the shell 1 can be guided through the fan blade 19 at, thereby improving the heat dissipation efficiency of the environmental data acquisition terminal main body 5.

The four corners of the bottom of the environmental data acquisition terminal main body 5 are welded with vertically arranged studs 21, the four corners of the support plate 4 are provided with mounting grooves 22, one end of the stud 21, which is far away from the environmental data acquisition terminal main body 5, extends out of the mounting groove 22, a fixing sleeve 23 is sleeved by threads, the stud 21 is slidably connected inside the mounting groove 22, the diameter of the fixing sleeve 23 is larger than the aperture of the mounting groove 22, and after the environmental data acquisition terminal main body 5 works for a long time, the environmental data acquisition terminal main body 5 needs to be overhauled and maintained, when the environmental data acquisition terminal main body 5 needs to be disassembled, the fixing sleeve 23 can be rotated by a user at the moment, the fixing sleeve 23 can be driven to perform vertical displacement through the thread fit work of the fixing sleeve 23 and the stud 21 at the moment, after the fixing sleeve 23 is separated from the outer part of the stud 21, drive double-screw bolt 21 and carry out vertical displacement, drive environmental data acquisition terminal main part 5 and carry out vertical displacement, when double-screw bolt 21 of 5 bottoms of environmental data acquisition terminal main part breaks away from mounting groove 22, environmental data acquisition terminal

main part

5 and 1 separation of casing this moment, what the user can be convenient at this moment overhauls the maintenance, convenient to use to environmental data acquisition terminal main part 5.

An observation window 24 is installed on one side of the outside of the casing 1, the observation window 24 is made of glass, and a user can observe data generated when the environmental data acquisition terminal main body 5 inside the casing 1 runs through the observation window 24.

One side that observation window 24 was kept away from to casing 1 has dodge gate 25 through the hinge, and the outside fix with screw of dodge gate 25 has the handle of vertical setting, through opening of dodge gate 25, the user can be convenient overhauls the part of casing 1 inside and maintains.

The inner wall between the equipment cavity 2 and the cooling cavity 3 is provided with a sliding groove, the belt 14 is connected inside the sliding groove in a sliding mode, and the belt 14 can flexibly run through the sliding groove.

The working principle is as follows: when a user needs to use the environmental data acquisition terminal main body 5, the rotating shaft 11 can be driven to rotate by the operation of the driving motor 10, the driving wheel 13 can be driven to rotate by the rotating shaft 11, the belt 14 can be driven to operate by the rotating driving wheel 13, the driven wheel 12 can be driven to rotate by the operating belt 14, the threaded sleeve 9 can be driven to vertically displace by the thread matching work of the driven wheel 12 and the threaded sleeve 9, the support plate 4 can be driven to vertically displace by the threaded sleeve 9 which vertically displaces, the environmental data acquisition terminal main body 5 can be driven to vertically displace, when the environmental data acquisition terminal main body 5 is positioned outside the shell of the shell 1, the user can conveniently use the environmental data acquisition terminal main body 5, and the user is prevented from taking the environmental data acquisition terminal main body 5 back and forth, convenient to use, and when the user does not need to use the environmental data collection terminal main body 5, and needs to store the environmental data collection terminal main body 5, the rotating shaft 11 can be driven to rotate reversely by the reverse operation of the driving motor 10, the driving wheel 13 can be driven to rotate by the rotating shaft 11, the belt 14 can be driven to operate by the rotating driving wheel 13, the driven wheel 12 can be driven to rotate by the operating belt 14, the threaded sleeve 9 can be driven to vertically move downwards by the thread matching work of the driven wheel 12 and the threaded sleeve 9, the support plate 4 can be driven to vertically move downwards by the threaded sleeve 9 with vertical displacement, the environmental data collection terminal main body 5 can be driven to vertically move downwards, after the environmental data collection terminal main body 5 slides into the shell 1, and when the top of the environmental data collection terminal main body 5 is flush with the in-out groove 20, the environmental data collection terminal main body 5 is accommodated in the housing 1, the housing 1 can be used for efficiently protecting the environmental data collection terminal main body 5, so as to prevent the LoRa environmental data collection terminal from being damaged when being exposed to the outside for a long time, and when a user needs to carry the environmental data collection terminal main body 5 in the process of using the environmental data collection terminal main body 5, the motor 10 can be driven to run in reverse to drive the rotating shaft 11 to rotate in reverse, the rotating shaft 11 can be used for driving the driving wheel 13 to rotate, the rotating driving wheel 13 can be used for driving the belt 14 to run, the running belt 14 can be used for driving the driven wheel 12 to rotate, and the driven wheel 12 and the thread sleeve 9 can be used for matching work, the threaded sleeve 9 is driven to vertically displace downwards, the support plate 4 is driven to vertically displace downwards by the threaded sleeve 9 which vertically displaces, the universal wheel 6 at the bottom of the support plate 4 is driven to vertically displace downwards, when the universal wheel 6 slides out of the movable hole 7 and contacts with a placing ground, the user can push the shell 1 at the moment, the shell 1 is driven to displace by the rotation of the universal wheel 6 at the moment, the environmental data acquisition terminal main body 5 is driven to displace, the user can conveniently carry the environmental data acquisition terminal main body 5 at the moment, the environmental data acquisition terminal main body 5 which runs in the shell 1 can be radiated by the radiation window 15, so that the working performance of the environmental data acquisition terminal main body 5 is improved, and when the support plate 4 vertically displaces, the support plate 4 which vertically displaces at the moment, the cleaning brush 16 is driven to perform vertical displacement, and at the same time, the heat dissipation window 15 can be cleaned through the cleaning brush 16 with vertical displacement, so that after the heat dissipation window 15 performs long-time heat dissipation work, the heat dissipation holes of the heat dissipation window 15 are prevented from being blocked by external sundries, and the heat dissipation performance of the heat dissipation window 15 is effectively improved, and when the environmental data acquisition terminal main body 5 receives data in the shell 1 and operates, the rotating shaft 18 is driven to rotate through the operation of the stepping motor 17, the rotating shaft 18 is driven to rotate, the fan blades 19 are driven to rotate, and at the same time, air flow in the shell 1 can be guided through the fan blades 19 to perform effective heat dissipation work on the environmental data acquisition terminal main body 5, so that the heat dissipation efficiency of the environmental data acquisition terminal main body 5 is improved, and when the environmental data acquisition terminal main, need overhaul the maintenance, when needing to dismantle environmental data acquisition terminal main part 5, the rotatable fixed cover 23 of user this moment, the screw-thread fit work of the fixed cover 23 of accessible and double-screw bolt 21 this moment, drive fixed cover 23 and carry out vertical displacement, after fixed cover 23 breaks away from the outside of double-screw bolt 21, environmental data acquisition terminal main part 5 can be pulled to the user this moment, the sliding fit work of accessible double-screw bolt 21 and mounting groove 22 this moment, it carries out vertical displacement to drive double-screw bolt 21, it carries out vertical displacement to drive environmental data acquisition terminal main part 5, when the double-screw bolt 21 of environmental data acquisition terminal main part 5 bottom breaks away from mounting groove 22, environmental data acquisition terminal main part 5 and casing 1 separation this moment, what the user can be convenient at this moment overhauls the maintenance to environmental data acquisition terminal.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The environmental data acquisition terminal based on the LoRa comprises a shell (1) and is characterized in that an equipment cavity (2) and a cooling cavity (3) are sequentially formed in the shell (1) from left to right, a transverse support plate (4) is connected to the inside of the equipment cavity (2) in a sliding mode, a transverse environmental data acquisition terminal main body (5) is arranged at the top of the support plate (4), an outlet groove (20) is formed in the top of the shell (1), the environmental data acquisition terminal main body (5) is connected to the inside of the outlet groove (20) in a sliding mode, vertically-arranged universal wheels (6) are fixed to four corners of the bottom of the support plate (4) through screws, movable holes (7) are formed in four corners of the equipment cavity (2), the universal wheels (6) are connected to the inside of the movable holes (7) in a sliding mode, and vertically-arranged lead screws (8) are arranged at two ends of the environmental data acquisition terminal main body (5), the two ends of the two screw rods (8) are respectively rotatably connected to the inner walls of the two ends of the equipment cavity (2) through bearings, the outer walls of the two screw rods (8) are respectively in threaded sleeve connection with a threaded sleeve (9), the two threaded sleeves (9) are respectively embedded at the two ends of the carrier plate (4), a driving motor (10) which is vertically arranged is fixed on the inner wall of the top of the cooling cavity (3) through screws, the output end of the driving motor (10) is in transmission connection with a rotating shaft (11) which is vertically arranged, one end, far away from the driving motor (10), of the rotating shaft (11) is rotatably connected to the inner wall of the bottom of the cooling cavity (3) through bearings, driven wheels (12) are fixedly sleeved on the outer walls of the bottoms of the two screw rods (8), driving wheels (13) which are transversely arranged are fixedly sleeved on the outer walls of the bottoms of the rotating shaft (11), and belts (14, the utility model discloses a cleaning brush, including drive wheel (13), driven wheel (12) and belt (14), universal wheel (6) and belt (14) dislocation set, the left end of casing (1) is inlayed and is equipped with heat dissipation window (15) of vertical setting, heat dissipation window (15) are corresponding with equipment chamber (2), the left end screw fixation of support plate (4) has the cleaning brush (16) of vertical setting, the brush hair of cleaning brush (16) contacts with heat dissipation window (15).

2. The LoRa-based environmental data acquisition terminal is characterized in that a transversely-arranged stepping motor (17) is fixed on the inner wall screw on the right side of the cooling cavity (3), the output end of the stepping motor (17) is in transmission connection with a transversely-arranged rotating shaft (18), one end, far away from the stepping motor (17), of the rotating shaft (18) is connected to the inner wall on the left side of the cooling cavity (3) through a bearing in a rotating mode, a vertically-arranged fan blade (19) is fixedly sleeved on the outer wall of the rotating shaft (18), the fan blade (19) is rotatably sleeved in the cooling cavity (3), and a plurality of ventilation holes are formed in the inner wall between the equipment cavity (2) and the cooling cavity (3).

3. The LoRa-based environmental data acquisition terminal according to claim 1, wherein vertically arranged studs (21) are welded at four corners of the bottom of the environmental data acquisition terminal main body (5), mounting grooves (22) are formed at four corners of the support plate (4), one end of each stud (21) far away from the environmental data acquisition terminal main body (5) extends out of the corresponding mounting groove (22), a fixing sleeve (23) is sleeved in a threaded manner, the studs (21) are slidably connected inside the corresponding mounting grooves (22), and the diameter of the fixing sleeve (23) is larger than the diameter of the corresponding mounting groove (22).

4. The LoRa-based environmental data acquisition terminal according to claim 1, wherein an observation window (24) is installed on one side of the outer part of the shell (1), and the observation window (24) is made of glass.

5. The LoRa-based environmental data acquisition terminal according to claim 4, wherein one side of the shell (1) far away from the observation window (24) is hinged with a movable door (25) through a hinge, and a vertically arranged handle is fixed on the outer side of the movable door (25) through screws.

6. The LoRa-based environmental data acquisition terminal is characterized in that a sliding groove is formed in the inner wall between the equipment cavity (2) and the cooling cavity (3), and the belt (14) is slidably connected to the inside of the sliding groove.