CN209858568U - Soil humidity measuring device based on Beidou satellite reflected signals - Google Patents
Soil humidity measuring device based on Beidou satellite reflected signals Download PDFInfo
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- CN209858568U CN209858568U CN201920562633.XU CN201920562633U CN209858568U CN 209858568 U CN209858568 U CN 209858568U CN 201920562633 U CN201920562633 U CN 201920562633U CN 209858568 U CN209858568 U CN 209858568U
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Abstract
The utility model discloses a soil moisture measuring device based on big dipper satellite reflected signal, including globular casing, the casing top is equipped with circular opening, and the opening is built-in to be equipped with the connecting rod, is equipped with the telescopic link on the connecting rod, and the telescopic link top is equipped with vertical ascending direct projection antenna, and the position of being located 10 ~ 20 centimetres below the direct projection antenna on the telescopic link is equipped with reflection antenna, direct projection antenna top is equipped with convex apron, the casing is inside to be equipped with two parallel baffles, be equipped with the main measurement computer between the baffle, the main measurement computer passes through the feeder and respectively with direct projection antenna and reflection antenna electric connection, the casing left and right sides is equipped with the telecontrol equipment; adopt the utility model discloses a soil moisture measuring device based on big dipper satellite reflection signal, measuring result is accurate, has still solved the rainwater of field work and the individual problem of inconvenient removal, and dampproofing and waterproofing can be quiet movable.
Description
Technical Field
The utility model relates to a humidity measurement device specifically is a soil humidity measurement device based on big dipper satellite reflection signal.
Background
Soil moisture plays an important role in many biological, biogeochemical and hydrological processes, and therefore, real-time measurement of soil moisture is essential for disaster forecasting, treatment and weather forecasting. In recent years, with the research and development of a Beidou satellite navigation system, soil humidity measuring devices made of Beidou satellite reflected signals are gradually developed, but most of the existing measuring devices are large in size, are basically used for fixed measurement and inconvenient to move, need large-scale towing equipment even if the existing measuring devices are moved, are time-consuming and labor-consuming, and can damage the interior of the measuring devices; in addition, the existing measuring device also has no waterproof and moistureproof functions. The soil humidity measuring device based on the GNSS interference power peak-valley value, disclosed in the patent publication No. CN106093076B, is composed of a cylindrical case, an RHCP antenna, an antenna bracket, a wireless communication antenna, a solar cell panel, a soil humidity measuring host, a storage battery, an antenna feeder line and a plurality of leads; the RHCP antenna is fixed at the center of the top of the box body through a support, and a feeder line of the RHCP antenna is introduced into the box body through a hollow structure of the support and is connected with the soil humidity measurement host; the device realizes the integration of signal processing, soil humidity measurement and data transmission, and has compact structure, energy conservation and beautiful appearance; however, the effect of the field environment is not considered, the moisture and humidity of the field environment can influence the measurement result, and meanwhile, if the wind blows and rains for a long time, the service life of the whole measuring device can be greatly reduced; meanwhile, the measuring device adopts a cylindrical design, and is not beneficial to the movement of the device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a soil moisture measuring device based on big dipper satellite reflection signal to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a soil humidity measuring device based on Beidou satellite reflected signals comprises a spherical shell, wherein the shell is made of waterproof materials, the shell is hollow, a circular opening is formed in the top of the shell, a connecting rod is erected in the opening, a telescopic rod is arranged on the connecting rod, a direct radiation antenna is arranged vertically and upwards above the telescopic rod, a reflection antenna is arranged on the telescopic rod and is positioned 10-20 cm below the direct radiation antenna, an arc-shaped cover plate is arranged above the direct radiation antenna, the diameter of the bottom of the cover plate is the same as that of the opening, a cylindrical groove is formed in the central position of the inner wall of the cover plate, the diameter of the groove is the same as that of the telescopic rod, two parallel partition plates are arranged in the shell, a measuring host is arranged between the partition plates and is electrically connected with the direct radiation antenna and the reflection antenna respectively through, the moving device is composed of a rotating shaft and a thrust rod, a through hole is formed in the bottom of the thrust rod, one end of the rotating shaft is fixed on the shell, and the other end of the rotating shaft penetrates through the through hole to be connected with a limiting nut.
As a further aspect of the present invention: and a plurality of damping blocks are uniformly arranged on the surface of the shell.
As a further aspect of the present invention: the diameter of the end face of the rotating shaft is smaller than that of the through hole.
As a further aspect of the present invention: be equipped with unable adjustment base in the pivot, unable adjustment base top is equipped with the fixed orifices.
As a further aspect of the present invention: the output end of the measuring host is connected with a data equipment terminal through a wireless connection.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model adopts the spherical shell to facilitate the movement of the whole measuring device, and simultaneously, the moving device is disassembled and sleeved with the fixed base, and the whole device can be fixed for measurement; the opening design at the top of the shell can hold the direct antenna and the reflection antenna into the shell, and the cover plate is covered to form a closed waterproof space, so that the shell is simple, convenient, waterproof and moistureproof and can be moved at any time.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic sectional view of the present invention.
Fig. 3 is a schematic structural view of the exercise device of the present invention.
In the figure: 1-reflection antenna, 2-groove, 3-cover plate, 4-direct antenna, 5-telescopic rod, 6-connecting rod, 7-opening, 8-shock absorption block, 9-shell, 10-rotating shaft, 11-fixing hole, 12-fixing base, 13-clapboard, 14-measuring host, 15-thrust rod and 16-limit nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the present invention, a soil humidity measuring device based on Beidou satellite reflected signals includes a spherical housing 9, a metal waterproof casing of the housing 9 is provided, the housing 9 is hollow, a circular opening 7 is provided at the top of the housing 9, a connecting rod 6 is provided in the opening 7, a telescopic rod 5 is provided on the connecting rod 6, a direct antenna 4 is provided vertically and upwardly above the telescopic rod 5, a reflective antenna 1 is provided on the telescopic rod 5 at a position 10-20 cm below the direct antenna 4, an arc-shaped cover plate 3 is provided above the direct antenna 4, the diameter of the bottom of the cover plate 3 is the same as that of the opening 7, a cylindrical groove 2 is provided at the center position of the inner wall of the cover plate 3, the diameter of the groove 2 is the same as that of the telescopic rod 5, two parallel partition plates 13 are provided inside the housing 9, a measuring host, the measuring host 14 is electrically connected with the direct antenna 4 and the reflection antenna 1 through feeder lines respectively, the left side and the right side of the shell 9 are provided with moving devices, each moving device consists of a rotating shaft 10 and a thrust rod 15, the bottom of the thrust rod 15 is provided with a through hole, one end of the rotating shaft 10 is fixed on the shell 9, and the other end of the rotating shaft 10 penetrates through the through hole and is connected with a limit nut 16; a plurality of shock absorption blocks 8 are uniformly arranged on the surface of the shell 9; the diameter of the end face of the rotating shaft 10 is smaller than that of the through hole; a fixed base 12 is arranged on the rotating shaft 10, and a fixed hole 11 is formed in the top of the fixed base 12; the output end of the measuring host 14 is connected with a data equipment terminal through wireless.
When measurement is carried out, a fixing hole 11 on a fixing base 12 is in butt joint with a rotating shaft 10, the rotating shaft 10 is controlled to be static through the self gravity of the fixing base 12, a shell 9 is vertically placed, a telescopic rod 5 in an opening 7 in the top of the shell 9 is pulled upwards to the highest position, a direct antenna 4 on the telescopic rod 5 receives a direct signal at the moment, a reflection antenna 1 receives a soil humidity reflection signal and transmits the soil humidity reflection signal to a measurement host 14 through a feeder line, the signal is processed by the measurement host 14 and then is wirelessly transmitted to a data equipment terminal, and soil humidity can be displayed in real time; run into when stronger weather when measuring, insert at 5 tops of telescopic link through inside recess 2 of apron 3 accessible at 4 tops of direct projection antenna, compress telescopic link 5 to the lowest position simultaneously and can take in direct projection antenna 4 and reflection antenna 1 casing 9 in, and apron 3 then with casing 9 upper shed 7 seamless connection, make casing 9 and apron 3 form a complete spheroid, and environment such as external weather will not cause the influence to casing 9 is inside, be applicable to the use of open-air bad weather.
When the whole measuring device needs to be moved to other places for measurement, the steps can be repeated, when the shell 9 and the cover plate 3 are integrated, the fixed base 12 is moved away from the rotating shaft 10 at the moment, the rotating shaft 10 is inserted into the through hole of the thrust rod 15, the tail end of the rotating shaft 10 is fixed by the limiting nut 16, the thrust rod 15 is pulled, the rotating shafts 10 connected with the left side and the right side of the shell 9 rotate in the through hole of the thrust rod 15, and the shell 9 can rotate and move only by using small force due to the fact that the whole shell 9 is spherical, and therefore the movement of the whole device is achieved easily; the damping block 8 on the surface of the shell 9 is used for damping the shell 9 when the shell 9 rotates, and the main machine inside the shell 9 is prevented from being damaged.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a soil moisture measuring device based on big dipper satellite reflection signal, includes spheroidal casing (9), its characterized in that: the casing (9) is made of waterproof materials, the casing (9) is hollow inside, a circular opening (7) is arranged at the top of the casing (9), a connecting rod (6) is erected in the opening (7), a telescopic rod (5) is arranged on the connecting rod (6), a vertical upward direct-radiation antenna (4) is arranged above the telescopic rod (5), a reflection antenna (1) is arranged on the telescopic rod (5) and is positioned 10-20 cm below the direct-radiation antenna (4), a circular arc-shaped cover plate (3) is arranged above the direct-radiation antenna (4), the diameter of the bottom of the cover plate (3) is the same as that of the opening (7), a cylindrical groove (2) is arranged at the central position of the inner wall of the cover plate (3), the diameter of the groove (2) is the same as that of the telescopic rod (5), two parallel partition plates (13) are arranged inside the casing (9), and a measuring host (14), the measuring host (14) is respectively electrically connected with the direct antenna (4) and the reflecting antenna (1) through feeders, the left side and the right side of the shell (9) are provided with moving devices, each moving device comprises a rotating shaft (10) and a thrust rod (15), a through hole is formed in the bottom of each thrust rod (15), one end of each rotating shaft (10) is fixed on the shell (9), and the other end of each rotating shaft (10) penetrates through the through hole to be connected with a limiting nut (16).
2. The soil humidity measuring device based on Beidou satellite reflected signals according to claim 1, characterized in that: a plurality of damping blocks (8) are uniformly arranged on the surface of the shell (9).
3. The soil humidity measuring device based on Beidou satellite reflected signals according to claim 1, characterized in that: the diameter of the end face of the rotating shaft (10) is smaller than that of the through hole.
4. The soil humidity measuring device based on Beidou satellite reflected signals according to claim 1, characterized in that: the rotating shaft (10) is provided with a fixed base (12), and the top of the fixed base (12) is provided with a fixed hole (11).
5. The soil humidity measuring device based on Beidou satellite reflected signals according to claim 1, characterized in that: the output end of the measuring host (14) is connected with a data equipment terminal through wireless.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562633.XU CN209858568U (en) | 2019-04-24 | 2019-04-24 | Soil humidity measuring device based on Beidou satellite reflected signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562633.XU CN209858568U (en) | 2019-04-24 | 2019-04-24 | Soil humidity measuring device based on Beidou satellite reflected signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209858568U true CN209858568U (en) | 2019-12-27 |
Family
ID=68939301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920562633.XU Expired - Fee Related CN209858568U (en) | 2019-04-24 | 2019-04-24 | Soil humidity measuring device based on Beidou satellite reflected signals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209858568U (en) |
-
2019
- 2019-04-24 CN CN201920562633.XU patent/CN209858568U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 Termination date: 20200424 |