CN211235740U - Device for detecting rainfall and surface evaporation for forest interception - Google Patents
Device for detecting rainfall and surface evaporation for forest interception Download PDFInfo
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- CN211235740U CN211235740U CN201921980264.2U CN201921980264U CN211235740U CN 211235740 U CN211235740 U CN 211235740U CN 201921980264 U CN201921980264 U CN 201921980264U CN 211235740 U CN211235740 U CN 211235740U
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Abstract
The utility model relates to a rainfall and earth's surface evaporation capacity detection device are held to forest intercept, including bearing the base, the carrier bar, the collection rain dish, the honeycomb duct, the water storage tank, the backward flow jar, the air duct, a weighing sensor and a control circuit, bearing the base and including frame and guard plate, the water storage tank, the backward flow jar inlays in bearing the base and communicates each other through the air duct, the carrier bar is connected with bearing the pedestal, collection rain dish distributes along carrier bar axial top-down, collection rain dish is through bearing fossil fragments and carrier bar surface connection, terminal surface passes through honeycomb duct and water storage tank intercommunication under the collection rain dish, the liquidometer inlays in the water storage tank, in the backward flow jar, and control circuit and bearing the base in. This novel can effectively satisfy carry out precipitation and precipitation to the forest environment of co-altitude and density and cause the washing out influence to the earth's surface and carry out continuous and accurate detection, realize simultaneously carrying out accurate continuous detection to forest earth's surface evaporation capacity to reach the purpose that improves the accurate detection research that lasts of forest hydrology ecological environment.
Description
Technical Field
The utility model relates to a hydrological environment check out test set especially relates to a rainfall and earth's surface evaporation capacity detection device are held to forest.
Background
At present, in the forest ecological environment research and analysis and research work and the forest resource analysis and research work, the precipitation and the evaporation capacity are one of important detection indexes of a deep forest hydrological system, and the forest ecological environment research and analysis and research work and the forest resource analysis and research work have important significance on the works of forest maintenance, forest resource development and utilization, water and soil conservation and the like, at present, in the forest environment precipitation and evaporation capacity detection work, the used precipitation detection and evaporation capacity detection are carried out by mutually independent equipment, although the forest environment precipitation and evaporation capacity detection work can meet the use requirement, the equipment has a complex structure and poor universality, more than two kinds of equipment are required to synchronously operate, the energy supply and the detection data precision of the equipment are greatly influenced, and meanwhile, in the precipitation detection and the evaporation capacity detection, the crowns seriously shield the temperature and the sunlight, so that the actual precipitation and the evaporation capacity at the crowns and the actual precipitation and the evaporation capacity on the ground surface are, therefore, the precision of actual detection operation is seriously influenced, in order to overcome factors such as inaccurate detection caused by tree crown shielding, rainfall detection devices which directly avoid tree crown shielding, such as a forest crown penetration rainfall collection device with the application number of '201721194844. X' and a portable forest penetration rainwater collection device with the application number of '2017201344316', are developed at present, and although the detection devices can realize the purpose of accurately detecting the total rainfall amount, the detection devices cannot simultaneously meet the requirement of detecting the surface evaporation amount; in order to solve the problem, rainfall collection and detection equipment capable of detecting the cooling amount of the intercepted forest crowns, such as a forest litter rainfall interception and evaporation observation device with the application number of '201822034108.9', is additionally developed at present, although the requirement of detecting the cooling amount and the evaporation amount of the intercepted forest crowns can be met, the detected data and the actual cooling amount are lack of effective comparison, so that the detection equipment has large defects in the aspects of detection precision and detection data comprehensiveness, and the requirement of actual detection operation is difficult to effectively meet.
Therefore, in order to meet the current situation, a brand-new forest hydrological system detection device is urgently needed to be developed so as to meet the actual use requirement.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to exist on the prior art, the utility model provides a rainfall and earth's surface evaporation capacity detection device are held to forest intercept, this novel simple structure, general type is good, can effectively satisfy the forest environment to co-altitude and density carry out the rainfall and the rainfall causes to erode the influence to the earth's surface and carry out continuous and accurate detection, the realization carries out accurate continuous detection to forest earth's surface evaporation capacity simultaneously, realize continuous to forest area natural rainfall, the forest crown hijacks up the comprehensive accurate detection of forest water resource circulation systems such as volume and forest earth's surface evaporation capacity to the rainfall to reach the purpose that the improvement lasts the detection research to the accuracy of forest hydrology ecological environment.
In order to achieve the above purpose, the present invention is realized by the following technical solution:
a device for detecting the rainfall and the ground surface evaporation for the forest interception comprises a bearing base, bearing columns, a rain collecting tray, a flow guide pipe, a water storage tank, a backflow tank, an air guide pipe, a temperature sensor, a liquid level meter and a control circuit, wherein the bearing base comprises a frame and a protection plate, the frame is of a frame structure with the axis parallel to the horizontal plane, the protection plate covers the frame and forms a closed cavity structure with the frame, one water storage tank and one backflow tank are embedded in the bearing base and are connected with the frame of the bearing base, the axes of the water storage tank and the backflow tank are vertically distributed with the axis of the bearing base, the upper end surfaces of the water storage tank and the backflow tank are mutually communicated through the air guide pipe, the air guide pipe is embedded in the bearing base, the bearing columns are connected with the bearing base and are vertically distributed with the upper end surface of the bearing base, at least two rain collecting trays are distributed along the axial direction of the bearing columns, its axis and carrier bar axis parallel distribution, the terminal surface passes through honeycomb duct and water storage tank intercommunication under the rain dish that gathers, and between the honeycomb duct that each rain dish that gathers is connected and detain interconnect through the location between with the carrier bar, and the level gauge inlays in water storage tank, the backward flow jar to respectively with control circuit electrical connection, just in control circuit and the carrier bar seat.
Furthermore, a plurality of positioning mechanisms are arranged on the side surface of the bearing column, and the positioning mechanisms are distributed along the axis of the bearing column from top to bottom; through holes are formed in the lateral surface of the bearing column and at positions corresponding to the rain collecting disc, and the flow guide pipe is embedded into the bearing column through the through holes and is communicated with the lower end face of the rain collecting disc; the solar panel is established to the bearer post up end, the solar panel passes through revolving stage mechanism and is articulated with the bearer post, just solar panel and revolving stage structure and control circuit electrical connection.
Furthermore, the bearing base is internally provided with a partition plate, the bearing base is respectively provided with three bearing cavities through the partition plate, and the water storage tank, the backflow tank and the control circuit are respectively positioned in one bearing cavity and are mutually connected with the frame of the bearing base.
Further, the rain collecting disc comprises a flow guiding cone, a flow guiding disc, a filter screen, a bearing spring and a flow sensor, wherein the flow guiding cone is of a tubular structure with an axis cross section in an inverted isosceles trapezoid shape, the flow guiding disc is of a screen structure which is coaxially distributed with the flow guiding cone, is embedded in the flow guiding cone, and has a distance of 5-50 mm with the upper end surface of the flow guiding cone, the lower end surface of the flow guiding disc is connected with the inner surface of the side wall of the flow guiding cone through at least four bearing springs, the bearing springs are uniformly distributed around the axis of the flow guiding cone and form an included angle of 0-60 degrees with the axis of the flow guiding cone, the upper end surface of each bearing spring is connected with the lower end surface of the flow guiding disc through a pressure sensor, the filter screen is coated on the upper end surface of the flow guiding disc and coaxially distributed with the flow guiding disc, a water outlet is, and the pressure sensor and the flow sensor are electrically connected with the control circuit.
Furthermore, the axial section of the flow guide disc is in any one of a shape like the Chinese character 'ji' and a shape like the Chinese character 'H', the aperture of the mesh of the flow guide disc is not less than 1 mm, and the aperture of the mesh of the flow guide disc is 3-10 times of that of the mesh of the filter screen; the inner surface of the side wall of the diversion cone is provided with bearing tables which are uniformly distributed around the axis of the diversion cone, and the lower end surface of the bearing spring is hinged with the bearing tables.
Furthermore, in the rain collecting discs, the distance between two adjacent rain collecting discs which are distributed from top to bottom along the axis of the bearing column is not less than 10 cm, and the rain collecting discs are distributed in a spiral structure around the axis of the bearing column or in any one of two distribution modes which are distributed on the same side of the bearing column; and when two adjacent rain collecting discs are distributed on the same side of the bearing column, the distance between the rear end surface of the rain collecting disc positioned at the lower position and the bearing column is at least 10 millimeters greater than the maximum width of the rain collecting disc positioned at the upper position.
Furthermore, the outer surfaces of the rain collecting disc, the water storage tank and the backflow tank are all provided with a temperature sensor, and each temperature sensor is electrically connected with the control circuit.
Further, the backward flow jar including jar body, insulation cover and semiconductor refrigeration mechanism, jar body is airtight cavity structures, and the water conservancy diversion mouth is established to its up end to communicate through water conservancy diversion mouth and air duct, the insulation cover cladding is external and with jar coaxial distribution of body at the jar, semiconductor refrigeration mechanism is located and bears the base, and its refrigeration end is connected with a jar external surface, and the heat dissipation end is located outside bearing the base, and semiconductor refrigeration mechanism and control circuit electrical connection.
Furthermore, the control circuit is a circuit system based on any one of a DSP chip and an FPGA chip, and the control circuit is additionally provided with at least one wireless data communication device.
This novel simple structure, general type are good, can effectively satisfy and carry out precipitation and precipitation to the forest environment of co-altitude and density and cause to erode the influence and carry out continuous and accurate detection to the earth's surface, realize simultaneously carrying out accurate continuous detection to forest earth's surface evaporation capacity, realize continuous forest area nature precipitation, forest crown to precipitation hijack volume and forest earth's surface evaporation capacity etc. forest water resource circulation system comprehensive accurate detection to reach the purpose that the improvement lasts the detection research to the accuracy of forest hydrology ecological environment.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial structural view of a rain collecting tray;
fig. 3 is a partial structure diagram of the cutting mechanism.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
The device for detecting the rainfall after forest interception and the ground surface evaporation capacity comprises a bearing base 1, a bearing column 2, a rain collecting disc 3, a flow guide pipe 4, a water storage tank 5, a backflow tank 6, an air guide pipe 7, a temperature sensor 8, a liquid level meter 9 and a control circuit 10, wherein the bearing base 1 comprises a rack 101 and a protection plate 102, the rack 101 is of a frame structure with the axis parallel to the horizontal plane, and the protection plate 102 covers the rack 101 and forms a closed cavity structure with the rack 101.
In this embodiment, the water storage tank 5 and the return tank 6 are both one and embedded in the bearing base 1 and connected with the frame 101 of the bearing base 1, the axes of the water storage tank 5 and the return tank 6 are vertically distributed with the axis of the bearing base 1, the upper end surfaces of the water storage tank 5 and the return tank 6 are communicated with each other through the air duct 7, the air duct 7 is embedded in the bearing base 1, the bearing column 2 is connected with the bearing base 1 and vertically distributed with the upper end surface of the bearing base 1, at least two rain collecting discs 3 are distributed from top to bottom along the axial direction of the bearing column 2, the rain collecting discs 3 are connected with the outer surface of the bearing column 2 through the bearing keels 11, the axes of the rain collecting discs are distributed parallel to the axes of the bearing column 2, the lower end surface of the rain collecting discs 3 is communicated with the water storage tank 5 through the guide pipes 4, the guide pipes 4 connected with the rain collecting discs 3 are connected in parallel and connected, The reflux tanks 6 are respectively and electrically connected with a control circuit 10, and the control circuit 10 is arranged in the bearing base 1.
A plurality of positioning mechanisms 13 are arranged on the side surface of the bearing column 2, and the positioning mechanisms 13 are distributed along the axis of the bearing column 2 from top to bottom; a through hole 14 is arranged at the position of the side surface of the bearing column 2 corresponding to the rain collecting disc 3, and the draft tube 4 is embedded into the bearing column 2 through the through hole 14 and is communicated with the lower end surface of the rain collecting disc 3; solar panel 15 is established to bearer post 2 up end, solar panel 15 is articulated with bearer post 2 through revolving stage mechanism 16, just solar panel 15 and revolving stage structure 16 and control circuit 10 electrical connection.
Meanwhile, the bearing base 1 is internally provided with a partition plate 17, the bearing base 1 is respectively provided with three bearing cavities 103 through the partition plate 17, and the water storage tank 5, the return tank 6 and the control circuit 10 are respectively positioned in one bearing cavity 103 and are mutually connected with the frame 101 of the bearing base 1.
It is emphasized that the rain collecting tray 3 includes a guiding cone 31, a guiding tray 32, a filtering net 33, a bearing spring 34, and a flow sensor 35, the guiding cone 31 is a tubular structure with an axis cross section in an inverted isosceles trapezoid shape, the guiding tray 32 is a net plate structure distributed coaxially with the guiding cone 31, is embedded in the guiding cone 31, and has a distance of 5-50 mm from the upper end surface of the guiding cone 31, the lower end surface of the guiding tray 32 is connected with the inner surface of the side wall of the guiding cone 31 through at least four bearing springs 34, the bearing springs 34 are uniformly distributed around the axis of the guiding cone 31 and form an included angle of 0-60 degrees with the axis of the guiding cone 31, the upper end surface of the bearing springs 34 is connected with the lower end surface of the guiding tray 32 through a pressure sensor 36, the filtering net 33 is coated on the upper end surface of the guiding tray 32 and is distributed coaxially with the guiding tray 32, the lower end surface of the guiding cone 31 is provided with a, and a flow sensor 35 is arranged at the position where the water outlet 37 is communicated with the flow guide pipe 4, and the pressure sensor 36 and the flow sensor 37 are both electrically connected with the control circuit 10.
Meanwhile, the axial section of the flow guide disc 32 is in any one of a shape like the Chinese character 'ji' and a shape like the Chinese character 'H', the aperture of the meshes of the flow guide disc 32 is not less than 1 mm, and the aperture of the meshes of the flow guide disc 32 is 3-10 times of that of the meshes of the filter screen 33; the inner surface of the side wall of the guide cone 31 is provided with bearing tables 38 uniformly distributed around the axis of the guide cone 31, and the lower end surface of the bearing spring 34 is hinged with the bearing tables 38.
Preferably, in the rain collecting discs 3, the distance between two adjacent rain collecting discs 3 distributed from top to bottom along the axis of the bearing column 2 is not less than 10 cm, and the rain collecting discs are distributed in a spiral structure around the axis of the bearing column 2 or in any one of two distribution modes distributed on the same side of the bearing column 2; and when two adjacent rain collecting discs 3 are distributed on the same side of the bearing column 2, the distance between the rear end surface of the rain collecting disc 3 positioned at the lower position and the bearing column 2 is at least 10 millimeters larger than the maximum width of the rain collecting disc 3 positioned at the upper position.
In this embodiment, the outer surfaces of the rain collecting tray 3, the water storage tank 5 and the return tank 6 are all provided with a temperature sensor 8, and each temperature sensor 8 is electrically connected with the control circuit 10.
It is worth noting that the backflow tank 6 comprises a tank body 61, a heat insulation sleeve 62 and a semiconductor refrigeration mechanism 63, wherein the tank body 61 is of a closed cavity structure, a flow guide port 64 is formed in the upper end face of the tank body 61 and is communicated with the air guide pipe 7 through the flow guide port 64, the heat insulation sleeve 62 is wrapped outside the tank body 61 and is coaxially distributed with the tank body 61, the semiconductor refrigeration mechanism 63 is located in the bearing base 1, the refrigeration end of the semiconductor refrigeration mechanism is connected with the outer surface of the tank body 61, the heat dissipation end of the semiconductor refrigeration mechanism is located outside the bearing base 1, and the semiconductor refrigeration mechanism 63 is electrically connected.
In this embodiment, the control circuit 10 is a circuit system based on any one of a DSP chip and an FPGA chip, and the control circuit is further provided with at least one wireless data communication device.
This is novel in concrete implementation, at first will bear the weight of the base, the water storage tank, the backward flow jar, the level gauge, temperature sensor and control circuit assemble, then will bear the weight of the base and fix to forest land assigned position, and when fixed, bear the weight of the base can the snap-on the ground surface also can imbed in the soil surface layer, after accomplishing and bear the weight of the base installation, again with bearing the weight of the post with bear the weight of the pedestal connection and detain through the location and be connected with the trunk, and make the bearing the post up end exceed 0-20 millimeters of crown up end, then again to the collection rain dish, the honeycomb duct, the water storage tank, the backward flow jar, the air duct, temperature sensor assembles, be connected control circuit and external power supply circuit and monitored control system at last, can accomplish the novel assembly of cost.
During assembly, at least one rain collecting disc is positioned on the upper end face of the tree crown, at least one rain collecting disc is positioned in the tree crown, and at least one rain collecting disc is positioned below the tree crown and above the ground surface.
When the rainfall detection device is used for detecting rainfall, the rainfall directly falls into a rain collecting disc on the upper end face of the tree crown to be collected, then falls into the rain collecting disc in the tree crown to be collected after being intercepted by the surface layer of the tree crown, and finally falls into the rain collecting discs below the tree crown and above the ground surface to be collected through residual rainfall intercepted by the whole tree crown, so that the purpose of comprehensively detecting the rainfall at different positions of the forest when the rainfall occurs is achieved.
Wherein, rain collecting plate is collecting the rainfall and is examining time measuring, the rainfall raindrop at first falls on rain collecting plate's guiding plate, realize the purpose that the interior rainfall impact force of unit area detected through pressure sensor, the raindrop converges in the water conservancy diversion awl after passing through the guiding plate, then in following the water conservancy diversion awl water conservancy diversion income guiding pipe, when the rainwater enters into the guiding pipe, realize the purpose that detects the rain of different positions rain collecting plate through flow sensor, the rainwater of collecting rain plate collection at last passes through the honeycomb duct and carries in the water storage tank, carry out the needs that detect comprehensively to current whole rainfall by the level gauge in the water storage tank again.
This is novel in service, through the rainfall pressure value that pressure sensor detected, reaches the purpose that the rainfall impacted the ground surface, erodees the detection, and according to the tree crown top and the pressure differential and the flow sensor flow difference between the position collection rain dish pressure sensor of below simultaneously, it intercepts effect and intercepts soil erosion protection ability data and the whole ability data of intercepting of forest tree crown to the rainfall to obtain present forest tree crown.
After the water storage tank is collected at the precipitation, along with the rise of natural environment temperature, the evaporation of water in the water storage tank is carried to the backward flow jar in and the condensation liquefaction to through the decline of water level in the water storage tank and the rising of water level in the backward flow jar can obtain the purpose that present forest earth's surface evaporation capacity detected.
This novel simple structure, general type are good, can effectively satisfy and carry out precipitation and precipitation to the forest environment of co-altitude and density and cause to erode the influence and carry out continuous and accurate detection to the earth's surface, realize simultaneously carrying out accurate continuous detection to forest earth's surface evaporation capacity, realize continuous forest area nature precipitation, forest crown to precipitation hijack volume and forest earth's surface evaporation capacity etc. forest water resource circulation system comprehensive accurate detection to reach the purpose that the improvement lasts the detection research to the accuracy of forest hydrology ecological environment.
Those skilled in the art should understand that the present invention is not limited by the above embodiments. The foregoing embodiments and description have been made only for the purpose of illustrating the principles of the invention. The present invention can be further modified and improved without departing from the spirit and scope of the present invention. Such changes and modifications are intended to be within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a rainfall and earth's surface evaporation capacity detection device are held to forest which characterized in that: the device for detecting the rainfall and the earth surface evaporation capacity for the forest interception comprises a bearing base, a bearing column, a rain collecting disc, a flow guide pipe, a water storage tank, a backflow tank, an air guide pipe, a temperature sensor, a liquid level meter and a control circuit, wherein the bearing base comprises a rack and a protection plate, the rack is of a frame structure with the axis parallel to the horizontal plane, the protection plate covers the rack and forms a closed cavity structure with the rack, the water storage tank and the backflow tank are respectively embedded in the bearing base and are mutually connected with the rack of the bearing base, the axes of the water storage tank and the backflow tank are vertically distributed with the axis of the bearing base, the upper end surfaces of the water storage tank and the backflow tank are mutually communicated through the air guide pipe, the air guide pipe is embedded in the bearing base, the bearing column is connected with the bearing base and is vertically distributed with the upper end surface of the bearing base, at least two rain collecting discs are, the rainwater collection disc is connected with the outer surface of the bearing column through the bearing keel, the axis of the rainwater collection disc is parallel to the axis of the bearing column, the lower end face of the rainwater collection disc is communicated with the water storage tank through the guide pipe, the guide pipes connected with the rainwater collection discs are connected in parallel and are connected with the bearing column through the positioning buckles, the liquid level meter is embedded in the water storage tank and the backflow tank and is respectively electrically connected with the control circuit, and the control circuit is arranged in the bearing base.
2. The device for detecting the amount of rainfall after forest interception and the amount of evaporation from the ground surface as claimed in claim 1, wherein: the lateral surface of the bearing column is provided with a plurality of positioning mechanisms which are distributed from top to bottom along the axis of the bearing column; through holes are formed in the lateral surface of the bearing column and at positions corresponding to the rain collecting disc, and the flow guide pipe is embedded into the bearing column through the through holes and is communicated with the lower end face of the rain collecting disc; the solar panel is established to the bearer post up end, the solar panel passes through revolving stage mechanism and is articulated with the bearer post, just solar panel and revolving stage structure and control circuit electrical connection.
3. The device for detecting the amount of rainfall after forest interception and the amount of evaporation from the ground surface as claimed in claim 1, wherein: the bearing base is internally provided with a partition plate, the bearing base is respectively provided with three bearing cavities through the partition plate, and the water storage tank, the backflow tank and the control circuit are respectively positioned in one bearing cavity and are mutually connected with the frame of the bearing base.
4. The device for detecting the amount of rainfall after forest interception and the amount of evaporation from the ground surface as claimed in claim 1, wherein: the rain collecting disc comprises a diversion cone, a diversion disc, a filter screen, a bearing spring and a flow sensor, wherein the diversion cone is of a tubular structure with an axis section in an inverted isosceles trapezoid shape, the diversion disc is of a screen structure which is coaxially distributed with the diversion cone, is embedded in the diversion cone, and has a distance of 5-50 mm with the upper end surface of the diversion cone, the lower end surface of the diversion disc is connected with the inner surface of the side wall of the diversion cone through at least four bearing springs, the bearing springs are uniformly distributed around the axis of the diversion cone and form an included angle of 0-60 degrees with the axis of the diversion cone, the upper end surface of each bearing spring is connected with the lower end surface of the diversion disc through a pressure sensor, the filter screen is coated on the upper end surface of the diversion disc and is coaxially distributed with the diversion disc, the lower end surface of the diversion cone is provided with a water outlet and is, and the pressure sensor and the flow sensor are electrically connected with the control circuit.
5. The device for detecting the amount of rainfall after forest interception and the amount of evaporation from the ground surface as claimed in claim 4, wherein: the axial section of the flow guide disc is in any one of a shape like the Chinese character 'ji' and a shape like the Chinese character 'H', the aperture of the mesh of the flow guide disc is not less than 1 mm, and the aperture of the mesh of the flow guide disc is 3-10 times of that of the mesh of the filter screen; the inner surface of the side wall of the diversion cone is provided with bearing tables which are uniformly distributed around the axis of the diversion cone, and the lower end surface of the bearing spring is hinged with the bearing tables.
6. The device for detecting the amount of rainfall after forest interception and the amount of evaporation from the ground surface as claimed in claim 1, wherein: in the rain collecting discs, the distance between two adjacent rain collecting discs which are distributed from top to bottom along the axis of the bearing column is not less than 10 cm, and the rain collecting discs are distributed in a spiral structure around the axis of the bearing column or in any one of two distribution modes which are distributed on the same side of the bearing column; and when two adjacent rain collecting discs are distributed on the same side of the bearing column, the distance between the rear end surface of the rain collecting disc positioned at the lower position and the bearing column is at least 10 millimeters greater than the maximum width of the rain collecting disc positioned at the upper position.
7. The device for detecting the amount of rainfall after forest interception and the amount of evaporation from the ground surface as claimed in claim 1, wherein: the outer surfaces of the rain collecting tray, the water storage tank and the backflow tank are all provided with a temperature sensor, and each temperature sensor is electrically connected with the control circuit.
8. The device for detecting the amount of rainfall after forest interception and the amount of evaporation from the ground surface as claimed in claim 1, wherein: the backflow tank comprises a tank body, a heat insulation sleeve and a semiconductor refrigeration mechanism, wherein the tank body is of an airtight cavity structure, a flow guide port is formed in the upper end face of the tank body and communicated with an air guide pipe through the flow guide port, the heat insulation sleeve covers the tank body and is coaxially distributed with the tank body, the semiconductor refrigeration mechanism is located in the bearing base, the refrigeration end of the semiconductor refrigeration mechanism is connected with the outer surface of the tank body, the heat dissipation end of the semiconductor refrigeration mechanism is located outside the bearing base, and the semiconductor refrigeration mechanism is electrically connected with the control circuit.
9. The device for detecting the amount of rainfall after forest interception and the amount of evaporation from the ground surface as claimed in claim 1, wherein: the control circuit is a circuit system based on any one of a DSP chip and an FPGA chip, and is additionally provided with at least one wireless data communication device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921980264.2U CN211235740U (en) | 2019-11-16 | 2019-11-16 | Device for detecting rainfall and surface evaporation for forest interception |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921980264.2U CN211235740U (en) | 2019-11-16 | 2019-11-16 | Device for detecting rainfall and surface evaporation for forest interception |
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| CN211235740U true CN211235740U (en) | 2020-08-11 |
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| CN201921980264.2U Expired - Fee Related CN211235740U (en) | 2019-11-16 | 2019-11-16 | Device for detecting rainfall and surface evaporation for forest interception |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113433602A (en) * | 2021-07-05 | 2021-09-24 | 内蒙古自治区林业科学研究院 | Forest interception rainfall and surface evaporation capacity detection equipment |
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2019
- 2019-11-16 CN CN201921980264.2U patent/CN211235740U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113433602A (en) * | 2021-07-05 | 2021-09-24 | 内蒙古自治区林业科学研究院 | Forest interception rainfall and surface evaporation capacity detection equipment |
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