Portable tree species BVOCs automatic sampling device

Abstract

The invention discloses a portable tree species BVOCs automatic sampling device, and relates to the technical field of tree species BVOCs sampling, the portable tree species BVOCs automatic sampling device comprises a main rod, the bottom end of the main rod is provided with a holding handle, the main rod is provided with a display control panel at the position of the holding handle, the main rod is internally provided with a support telescopic rod mechanism, the main rod is provided with a positioning bolt, and the main rod is provided with a deflection seat mechanism. The deflection seat mechanism is connected with a mounting shell, a cutting blade mechanism is arranged at the end of the mounting shell, a plurality of contraction band mechanisms are arranged on the mounting shell and connected with a sampling bag, and a gas collector and a temperature and humidity sensor are arranged in the sampling bag. According to the sampling device, supporting connection between the main rod and the ground can be achieved in the sampling process by arranging the supporting telescopic rod mechanism, the relative position of the supporting telescopic rod mechanism and the main rod can be limited through a positioning bolt, the deflection angle of the mounting shell can be adjusted through the deflection seat mechanism, and then the deflection angle of a sampling bag is adjusted; and the BVOCs sampling efficiency of the tree species is improved.

Description

Technical Field

[0001] The invention relates to the technical field of tree species BVOCs sampling, and in particular to a portable tree species BVOCs automatic sampling device. Background Art

[0002] BVOCs are a type of volatile organic compounds that mainly come from plants and other organisms. BVOCs mainly come from plants and other organisms, such as flowers, grass, trees, etc. They release various volatile organic compounds during their growth, which include but are not limited to terpenes, alcohols, aldehydes, ketones, etc. In addition, the activities of animals and microorganisms also produce BVOCs.

[0003] In the prior art, the size and shape of the sampling bag cannot be adjusted according to the actual situation, so the sampling accuracy and efficiency of tree species BVOCs are low, so there is a lot of room for improvement in the prior art. Summary of the invention

[0004] The present invention provides a portable tree species BVOCs automatic sampling device, which solves the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A portable tree species BVOCs automatic sampling device comprises a main pole, a gripping handle is provided at the bottom end of the main pole, a display control panel is provided on the main pole at the position of the gripping handle, a supporting telescopic rod mechanism is provided inside the main pole, a positioning bolt is provided on the main pole, a deflection seat mechanism is provided on the main pole, the deflection seat mechanism is connected to a mounting shell, a cutting blade mechanism is provided at the end of the mounting shell, a plurality of shrinking belt mechanisms are provided on the mounting shell, a driving adjustment mechanism is provided inside the mounting shell, the shrinking belt mechanism is connected to a sampling bag, a gas collector and a temperature and humidity sensor are provided in the sampling bag; the supporting telescopic rod mechanism is used to realize the connection between the main pole and the ground, the positioning bolt is used to realize the limitation of the relative position of the main pole and the supporting telescopic rod mechanism, the deflection seat mechanism is used to adjust the angle of the mounting shell, the cutting blade mechanism is used to cut obstructing branches, the driving adjustment mechanism is used to drive the shrinking belt mechanism at a specified position, and the shrinking belt mechanism is used to adjust the size and shape of the sampling bag.

[0007] As a preferred technical solution of the present invention, the supporting telescopic rod mechanism includes a telescopic rod arranged in the main rod, the telescopic rod and the main rod are slidably connected, a plurality of positioning holes are provided on the telescopic rod, and three rotating seats are provided at the bottom of the telescopic rod, which are rotatably connected to the supporting plug rod.

[0008] As a preferred technical solution of the present invention, the deflection seat mechanism includes a deflection seat fixed on the main rod, the deflection seat is rotatably connected to two deflection shafts, the two deflection shafts are symmetrically arranged in the deflection seat, a first motor is provided on the deflection seat, the output shaft of the first motor is coaxially fixedly connected to one of the deflection shafts, and the deflection shaft is fixedly connected to the mounting shell.

[0009] As a preferred technical solution of the present invention, the cutting blade mechanism includes a protective ring fixed on a mounting shell, the mounting shell is located inside the protective ring and is fixedly connected to a second motor, the output shaft of the second motor is fixedly connected to a rotating shaft, the rotating shaft is fixedly connected to an arc shell, the arc shell and the protective ring are rotatably connected, a plurality of blade seats are provided on the arc shell, the blade seats are evenly arranged along the circumference of the arc shell, the blade seats are fixedly connected to a fixed shaft, the fixed shaft is fixedly connected to a torsion spring, the torsion spring is fixedly connected to a rotating ring, the rotating ring and the blade seat are rotatably connected, and the rotating ring is fixedly connected to the cutting blade.

[0010] As a preferred technical solution of the present invention, the contraction belt mechanism includes a shell fixed on the mounting shell, a first rotating shaft is provided in the shell, the first rotating shaft is fixedly connected to the contraction pulley and the worm, a contraction belt is provided on the contraction pulley, both ends of the contraction belt are provided with contraction pulleys, the contraction belt passes through the shell, the contraction belt and the shell are slidably connected, the middle part of the contraction belt is fixedly connected to the sampling bag, the worm engages with the worm wheel, the worm wheel is fixedly connected to the second rotating shaft, the second rotating shaft and the shell are rotatably connected, the second rotating shaft is fixedly connected to the first bevel gear, the first bevel gear engages with the second bevel gear, the second bevel gear is fixedly connected to the third rotating shaft, and the third rotating shaft is fixedly connected to the first magnetic circular plate.

[0011] As a preferred technical solution of the present invention, the symmetrical position of the sampling bag connected to the shrinkage band is fixedly connected to the shell.

[0012] As a preferred technical solution of the present invention, the sampling bag is made of Teflon.

[0013] As a preferred technical solution of the present invention, the drive adjustment mechanism includes a third motor arranged in the mounting shell, the output shaft of the third motor is fixedly connected to the threaded rod, the threaded rod and the mounting shell are rotatably connected, the threaded rod is threadedly connected to the adjustment block, the adjustment block and the mounting shell are slidably connected, a fourth motor is provided on the adjustment block, the output shaft of the fourth motor is fixedly connected to the second magnetic circular plate, and the second magnetic circular plate and the first magnetic circular plate are attracted to each other.

[0014] The present invention has the following benefits:

[0015] By providing a supporting telescopic rod mechanism, the supporting connection between the main rod and the ground can be achieved during the sampling process. The relative positions of the supporting telescopic rod mechanism and the main rod can be limited by the positioning bolts. The deflection angle of the mounting shell can be adjusted by the deflection seat mechanism, and then the deflection angle of the sampling bag can be adjusted to adapt to the sampling of branches at different angles. The branches that hinder the sampling can be cut by the cutting blade mechanism. The shrinking belt mechanism at the specified position can be driven by the driving adjustment mechanism. The size and shape of the sampling bag can be adjusted by the shrinking belt mechanism, thereby improving the efficiency of tree species BVOCs sampling. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of a portable tree species BVOCs automatic sampling device.

[0017] Figure 2 for Figure 1 Magnified view of area A.

[0018] Figure 3 for Figure 1 Magnified view of area B.

[0019] Figure 4 This is a schematic diagram of the structure of the supporting telescopic rod mechanism in the portable tree species BVOCs automatic sampling device.

[0020] Figure 5 This is a schematic diagram of the structure of the deflection seat mechanism in the portable tree species BVOCs automatic sampling device.

[0021] Figure 6 This is a cross-sectional view of the retractable belt mechanism and sampling bag in the portable tree species BVOCs automatic sampling device.

[0022] In the figure: 1, main rod; 2, grip handle; 3, display control panel; 4, support telescopic rod mechanism; 401, telescopic rod; 402, positioning hole; 403, rotating seat; 404, support plug rod; 5, positioning bolt; 6, deflection seat mechanism; 601, deflection seat; 602, deflection axis; 603, first motor; 7, mounting shell; 8, cutting blade mechanism; 801, protective ring; 802, second motor; 803, rotating axis; 804, arc shell; 805, blade seat; 806, fixed axis; 807, torsion spring; 808, rotating ring; 809, cutting Cutting blade; 9, contraction belt mechanism; 901, housing; 902, first rotating shaft; 903, contraction pulley; 904, contraction belt; 905, worm; 906, worm wheel; 907, second rotating shaft; 908, first bevel gear; 909, second bevel gear; 910, third rotating shaft; 911, first magnetic circular plate; 10, drive adjustment mechanism; 1001, third motor; 1002, threaded rod; 1003, adjustment block; 1004, fourth motor; 1005, second magnetic circular plate; 11, sampling bag; 12, gas collector; 13, temperature and humidity sensor. DETAILED DESCRIPTION

[0023] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0024] It should be noted that the directions or positional relationships indicated by terms such as “center”, “up”, “down”, “left”, “right”, “vertical”, “horizontal”, “inside” and “outside” are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the present invention.

[0025] Example 1, please refer to Figure 1-Figure 6A portable tree species BVOCs automatic sampling device comprises a main pole 1, a gripping handle 2 is provided at the bottom end of the main pole 1, a display control panel 3 is provided on the main pole 1 at the position of the gripping handle 2, a supporting telescopic rod mechanism 4 is provided inside the main pole 1, a positioning bolt 5 is provided on the main pole 1, a deflection seat mechanism 6 is provided on the main pole 1, the deflection seat mechanism 6 is connected to a mounting shell 7, a cutting blade mechanism 8 is provided at the end of the mounting shell 7, a plurality of contraction belt mechanisms 9 are provided on the mounting shell 7, a driving adjustment mechanism 10 is provided inside the mounting shell 7, and a contraction belt mechanism 9 is connected to a sampling bag 11, in which a gas collector 12 and a temperature and humidity sensor 13 are arranged; the supporting telescopic rod mechanism 4 is used to realize the connection between the main rod 1 and the ground, the positioning bolt 5 is used to realize the limitation of the relative position of the main rod 1 and the supporting telescopic rod mechanism 4, the deflection seat mechanism 6 is used to adjust the angle of the mounting shell 7, the cutting blade mechanism 8 is used to cut the obstructing branches, the driving adjustment mechanism 10 is used to drive the shrinking belt mechanism 9 at the specified position, and the shrinking belt mechanism 9 is used to adjust the size and shape of the sampling bag 11.

[0026] The supporting telescopic rod mechanism 4 includes a telescopic rod 401 arranged in the main rod 1, the telescopic rod 401 is slidably connected to the main rod 1, a plurality of positioning holes 402 are arranged on the telescopic rod 401, and three rotating seats 403 are arranged at the bottom of the telescopic rod 401, and the rotating seats 403 are rotatably connected to the supporting plug rod 404.

[0027] Specifically, by controlling the length of the telescopic rod 401 extending out of the main rod 1, when adjusted to a specified extension length, the relative positions of the telescopic rod 401 and the main rod 1 are limited by the positioning bolts 5, and the insertion rod 404 can be inserted into the ground.

[0028] The deflection seat mechanism 6 includes a deflection seat 601 fixed on the main rod 1, the deflection seat 601 is rotatably connected to two deflection shafts 602, the two deflection shafts 602 are symmetrically arranged in the deflection seat 601, and a first motor 603 is provided on the deflection seat 601. The output shaft of the first motor 603 is coaxially fixedly connected to one of the deflection shafts 602, and the deflection shaft 602 is fixedly connected to the mounting shell 7.

[0029] Specifically, turning on the first motor 603 can drive the deflection shaft 602 to rotate, and the rotation of the deflection shaft 602 can drive the mounting shell 7 to rotate and deflect.

[0030] The cutting blade mechanism 8 includes a protective ring 801 fixed on the mounting shell 7, and the mounting shell 7 is located inside the protective ring 801 and is fixedly connected to a second motor 802, the output shaft of the second motor 802 is fixedly connected to a rotating shaft 803, the rotating shaft 803 is fixedly connected to an arc shell 804, the arc shell 804 and the protective ring 801 are rotatably connected, a plurality of blade seats 805 are provided on the arc shell 804, the blade seats 805 are evenly arranged along the circumference of the arc shell 804, the blade seats 805 are fixedly connected to a fixed shaft 806, the fixed shaft 806 is fixedly connected to a torsion spring 807, the torsion spring 807 is fixedly connected to a rotating ring 808, the rotating ring 808 and the blade seat 805 are rotatably connected, and the rotating ring 808 is fixedly connected to a cutting blade 809.

[0031] Specifically, turning on the second motor 802 can drive the rotating shaft 803 to rotate, and the rotation of the rotating shaft 803 will drive the arc shell 804 to rotate. The rotation of the arc shell 804 will drive the cutting blade 809 to revolve around the rotating shaft 803. Under the action of centripetal force, the cutting blade 809 and the rotating ring 808 can rotate to realize the expansion of the cutting blade 809. Due to the action of the cutting blade 809, the obstructing branches can be cut.

[0032] The shrinking belt mechanism 9 includes a shell 901 fixed on the mounting shell 7, a first rotating shaft 902 is provided in the shell 901, the first rotating shaft 902 is fixedly connected to the shrinking pulley 903 and the worm 905, a shrinking belt 904 is provided on the shrinking pulley 903, both ends of the shrinking belt 904 are provided with shrinking pulleys 903, the shrinking belt 904 passes through the shell 901, the shrinking belt 904 and the shell 901 are slidably connected, the middle part of the shrinking belt 904 is fixedly connected to the sampling bag 11, the worm 905 engages with the worm wheel 906, the worm wheel 906 is fixedly connected to the second rotating shaft 907, the second rotating shaft 907 is rotatably connected to the shell 901, the second rotating shaft 907 is fixedly connected to the first bevel gear 908, the first bevel gear 908 engages with the second bevel gear 909, the second bevel gear 909 is fixedly connected to the third rotating shaft 910, and the third rotating shaft 910 is fixedly connected to the first magnetic circular plate 911. The symmetrical position of the sampling bag 11 connected with the shrink band 904 is fixedly connected to the housing 901. The driving adjustment mechanism 10 includes a third motor 1001 arranged in the mounting shell 7, the output shaft of the third motor 1001 is fixedly connected to the threaded rod 1002, the threaded rod 1002 is rotatably connected to the mounting shell 7, the threaded rod 1002 is threadedly connected to the adjustment block 1003, the adjustment block 1003 is slidably connected to the mounting shell 7, a fourth motor 1004 is arranged on the adjustment block 1003, the output shaft of the fourth motor 1004 is fixedly connected to the second magnetic circular plate 1005, and the second magnetic circular plate 1005 and the first magnetic circular plate 911 are attracted to each other.

[0033] Specifically, the third motor 1001 is turned on, and the rotation of the output shaft of the third motor 1001 drives the threaded rod 1002 to rotate, and the rotation of the threaded rod 1002 drives the adjustment block 1003 to move along the mounting shell 7, so as to adjust the position of the second magnetic circular plate 1005. When it is necessary to shrink or expand the shrink belt 904 at the specified position, the fourth motor 1004 is turned on, and the rotation of the output shaft of the fourth motor 1004 drives the second magnetic circular plate 1005 to rotate, and the rotation of the second magnetic circular plate 1005 drives the first magnetic circular plate 911 at the specified position. The rotation of the first magnetic circular plate 911 will drive the third rotating shaft 910 to rotate, thereby driving the second bevel gear 909 to rotate. The rotation of the second bevel gear 909 will drive the first bevel gear 908 to rotate, thereby realizing the second rotating shaft 907. The rotation of the second rotating shaft 907 will drive the worm gear 906 to rotate. The rotation of the worm gear 906 will drive the worm 905 to rotate, and then drive the contraction pulley 903 to rotate, thereby controlling the extension length of the contraction belt 904, and then adjusting the size of the sampling bag 11 at the specified position, so as to adaptively adjust the overall size and shape of the sampling bag 11.

[0034] Example 2, continue to refer to Figure 1-Figure 6 In the embodiment of the present invention, the sampling bag 11 is made of Teflon.

[0035] Example 3, continue to refer to Figure 1-Figure 6 In the embodiment of the present invention, an air filter and an adsorption tube are provided in the sampling bag 11, so that the sampled gas is collected by the gas collector 12 and then enters the adsorption tube through the air filter.

[0036] In addition, a photosynthetically active radiation sensor is provided in the sampling bag 11 to detect the photosynthetically active radiation in the sampling bag 11 .

[0037] Specifically, the gas collector 12 is provided with an air inlet and an air outlet, and the air outlet of the gas collector 12 can be connected to an atmospheric sampler and a Teflon adsorption tube.

[0038] During the implementation of the present invention, the gripping handle 2 is first held, and the sampling bag 11 is adjusted to a specified height. Then, according to the different angles of the branches to be sampled, the state of the deflection seat mechanism 6 is adjusted, and then the angle of the mounting shell 7 is adjusted. At this time, the branches are put into the sampling bag 11. If other branches hinder the sampling, the obstructing branches are cut by the cutting blade mechanism 8. Then, according to the size and shape of the branches, the driving adjustment mechanism 10 is adjusted, and then the contraction belt mechanism 9 at different positions is driven to adjust the size and shape of the sampling bag 11. The gas generated by the branches can be collected by the gas collector 12, and the temperature and humidity of the air in the sampling bag 11 can be detected by the temperature and humidity sensor 13. Various data can be displayed by the display control panel 3, and the motor can be controlled at the same time. During the collection process, the main pole 1 and the ground can be connected by supporting the telescopic rod mechanism 4.

[0039] The present invention can realize the supporting connection between the main pole 1 and the ground during the sampling process by providing a supporting telescopic rod mechanism 4, can limit the relative position of the supporting telescopic rod mechanism 4 and the main pole 1 by using the positioning bolt 5, can adjust the deflection angle of the mounting shell 7 by using the deflection seat mechanism 6, and then adjust the deflection angle of the sampling bag 11, so as to adapt to the sampling of branches at different angles, can cut the branches that hinder the sampling by using the cutting blade mechanism 8, can drive the shrinking belt mechanism 9 at the specified position by using the driving adjustment mechanism 10, and can adjust the size and shape of the sampling bag 11 by using the shrinking belt mechanism 9, thereby improving the efficiency of tree species BVOCs sampling.

[0040] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A portable tree species BVOCs automatic sampling device, comprising a main rod, characterized in that: A holding handle is provided at the bottom end of the main pole, and a display control panel is provided on the main pole at the position of the holding handle. A supporting telescopic rod mechanism is provided inside the main pole, a positioning bolt is provided on the main pole, a deflection seat mechanism is provided on the main pole, the deflection seat mechanism is connected to a mounting shell, a cutting blade mechanism is provided at the end of the mounting shell, a plurality of shrinking belt mechanisms are provided on the mounting shell, a driving adjustment mechanism is provided inside the mounting shell, the shrinking belt mechanism is connected to a sampling bag, and a gas collector and a temperature and humidity sensor are provided in the sampling bag; the supporting telescopic rod mechanism is used to connect the main pole and the ground, the positioning bolt is used to limit the relative position of the main pole and the supporting telescopic rod mechanism, the deflection seat mechanism is used to adjust the angle of the mounting shell, the cutting blade mechanism is used to cut obstructing branches, the driving adjustment mechanism is used to drive the shrinking belt mechanism at a specified position, and the shrinking belt mechanism is used to adjust the size and shape of the sampling bag.

2. The portable tree species BVOCs automatic sampling device according to claim 1 is characterized in that: The supporting telescopic rod mechanism comprises a telescopic rod arranged in the main rod, the telescopic rod and the main rod are slidably connected, a plurality of positioning holes are arranged on the telescopic rod, and three rotating seats are arranged at the bottom of the telescopic rod, which are rotatably connected to the supporting plug rod.

3. The portable tree species BVOCs automatic sampling device according to claim 1 is characterized in that: The deflection seat mechanism includes a deflection seat fixed on the main rod, the deflection seat is rotatably connected to two deflection shafts, the two deflection shafts are symmetrically arranged in the deflection seat, a first motor is provided on the deflection seat, the output shaft of the first motor is coaxially fixedly connected to one of the deflection shafts, and the deflection shaft is fixedly connected to the mounting shell.

4. The portable tree species BVOCs automatic sampling device according to claim 1 is characterized in that: The cutting blade mechanism includes a protective ring fixed on the mounting shell, the mounting shell is located inside the protective ring and is fixedly connected to a second motor, the output shaft of the second motor is fixedly connected to a rotating shaft, the rotating shaft is fixedly connected to an arc shell, the arc shell and the protective ring are rotatably connected, a plurality of blade seats are provided on the arc shell, the blade seats are evenly arranged along the circumference of the arc shell, the blade seats are fixedly connected to a fixed shaft, the fixed shaft is fixedly connected to a torsion spring, the torsion spring is fixedly connected to a rotating ring, the rotating ring and the blade seat are rotatably connected, and the rotating ring is fixedly connected to the cutting blade.

5. The portable tree species BVOCs automatic sampling device according to claim 1 is characterized in that: The shrinking belt mechanism includes a shell fixed on the mounting shell, a first rotating shaft is provided in the shell, the first rotating shaft is fixedly connected to the shrinking pulley and the worm, a shrinking belt is provided on the shrinking pulley, both ends of the shrinking belt are provided with shrinking pulleys, the shrinking belt passes through the shell, the shrinking belt and the shell are slidably connected, the middle part of the shrinking belt is fixedly connected to the sampling bag, the worm engages with the worm wheel, the worm wheel is fixedly connected to the second rotating shaft, the second rotating shaft and the shell are rotatably connected, the second rotating shaft is fixedly connected to the first bevel gear, the first bevel gear engages with the second bevel gear, the second bevel gear is fixedly connected to the third rotating shaft, and the third rotating shaft is fixedly connected to the first magnetic circular plate.

6. The portable tree species BVOCs automatic sampling device according to claim 5 is characterized in that: The symmetrical position of the sampling bag connected with the shrinking band is fixedly connected to the shell.

7. The portable tree species BVOCs automatic sampling device according to claim 6 is characterized in that: The sampling bag is made of Teflon.

8. The portable tree species BVOCs automatic sampling device according to claim 5 is characterized in that: The drive adjustment mechanism includes a third motor arranged in the mounting shell, the output shaft of the third motor is fixedly connected to the threaded rod, the threaded rod and the mounting shell are rotatably connected, the threaded rod is threadedly connected to the adjustment block, the adjustment block and the mounting shell are slidably connected, a fourth motor is arranged on the adjustment block, the output shaft of the fourth motor is fixedly connected to the second magnetic circular plate, and the second magnetic circular plate and the first magnetic circular plate are attracted to each other.

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