CN213275581U

CN213275581U - Buried soil temperature and humidity sensor

Info

Publication number: CN213275581U
Application number: CN202022187660.9U
Authority: CN
Inventors: 李健; 张峻峰; 卓必强
Original assignee: Nanjing Xunmu Intelligent Technology Co ltd
Current assignee: Nanjing Xunmu Intelligent Technology Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-05-25
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a bury formula soil temperature and humidity sensor, include casing, last casing, detection module, host system, communication module and power supply unit down, host system includes the treater, and communication module includes NB-IoT network that NB-IoT connector and external world were built, wireless connection between NB-IoT connector and the NB-IoT network, the last fixed surface of casing is connected with the circuit board down, and treater and NB-IoT connector all tin soldering are on the corresponding pin of circuit board, and treater and NB-IoT connector pass through signal line connection, the last fixed surface of circuit board is connected with the connecting block. The utility model has the advantages that solved and to have carried out the problem that detects to soil moisture effectively, and then can carry out accurate watering to landscape plant, avoid the waste of water resource, and promote the stability of battery discharge, ensure long-time power supply, consequently can effectually avoid the change to the group battery, the cost is reduced has improved the practicality of device.

Description

Buried soil temperature and humidity sensor

Technical Field

The utility model relates to a soil detection technology field especially relates to a bury formula soil temperature and humidity sensor.

Background

Soil moisture is the essential condition of vegetation, to the urban garden vegetation, keeps suitable soil moisture and can guarantee its normal growth on the one hand, and on the other hand can reasonable using water wisely. At present, the existing soil sensor mainly adopts a wired power supply or solar power supply, which not only increases the construction difficulty and destroys the existing landscape, but also leads to more watering in the area near the sensor when workers perform watering operation, thus causing water resource waste; and little or no watering in other areas can affect growth or lead to withering.

Measurement mode among the prior art all is difficult to satisfy the measurement demand under many situations, and lacks other kinds of measuring equipment on the market again, consequently, this application provides a bury formula soil temperature and humidity sensor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the formula of burying soil temperature and humidity sensor that proposes.

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

a buried soil temperature and humidity sensor comprises a lower shell, an upper shell, a detection module, a main control module, a communication module and a power supply device, wherein the main control module comprises a processor, the communication module comprises an NB-IoT connector and an NB-IoT network which is built outside, the NB-IoT connector is wirelessly connected with the NB-IoT network, the upper surface of the lower shell is fixedly connected with a circuit board, the processor and the NB-IoT connector are soldered on corresponding pins of the circuit board and are connected with each other through signal lines, the upper surface of the circuit board is fixedly connected with a connecting block, one side of the connecting block is provided with a soft antenna, one end of the soft antenna is fixedly connected with one side of the lower shell, the NB-IoT connector is connected with the soft antenna through the signal lines, the detection module comprises a temperature and humidity probe, and one side of the temperature and humidity probe is fixedly connected with a plurality of metal probes, temperature and humidity probe passes through the signal line with the treater and is connected, and the signal line outer wall parcel has waterproof cover, the mounting means of casing and last casing is down: after the assembly of the instrument is completed, silicone rubber is injected into the lower shell to cover the lower shell, and then the upper shell is installed.

Further, power supply unit includes the group battery, group battery and lower casing fixed connection, and the group battery passes through wire and circuit board electric connection.

Furthermore, a sealing sleeve is further arranged at the joint of the waterproof sleeve and the temperature and humidity probe, and a rubber connector is further arranged at the joint of the waterproof sleeve and the lower shell.

Further, the lower casing and the equal fixedly connected with mounting panel in one side of last casing, the mounting hole has been seted up to the upper surface of mounting panel, and the downthehole movable mounting of mounting hole has the threaded rod.

Furthermore, the two sides of the lower shell are fixedly connected with sealing gaskets, and the sealing gaskets are positioned between the lower shell and the upper shell.

The utility model has the advantages that:

1. through the mode of carrying out the survey with equipment interval nature buries the underground, solved and used prior art equipment and the construction degree of difficulty that leads to increase, destroy the problem of view for the device can be with burying the whole humiture of putting regional soil and show on the server, and the staff pertinence of being convenient for waters, can not cause and water more, water less, leak the condition of watering, still reasonable when guaranteeing vegetation is healthy has utilized the resource, has improved the practicality of device.

2. Through the setting that adopts the high energy storage group battery that the validity period is 10 years, can be under the detection frequency condition of 10 minutes for the live time of group battery reaches about 5 years, under the detection frequency condition of 30 minutes, the live time of group battery reaches about 9 years, thereby promotes the stability that the battery discharged, ensures long-time power supply, consequently can effectually avoid the change to the group battery, and the cost is reduced has improved the practicality of device.

3. Through the setting of filling silicon rubber between last casing and the lower casing, can play sealed insulation, secondly can effectually avoid the electric leakage, also can play lasting sealed and dampproofing and waterproofing's effect simultaneously, improved the result of use of device.

4. Through setting up of the mode of setting for check-out time before detecting, can be under the time condition of not detecting for the device is in the state of degree of depth dormancy, and the whole power consumptive low of device, at the in-process that detects, is close to the accurate value through the test value of metal probe to the humiture of soil, thereby has solved the problem that can not detect soil moisture effectively, and then can carry out accurate watering to landscape plant, avoids the waste of water resource.

5. By the arrangement of the communication module and the soft antenna, on one hand, the wide coverage of the NB-IoT network is utilized, and the problem of everywhere installation is solved; on the other hand, the problem that the ground penetrating signal is weak in the traditional wireless transmission technology is solved due to the ultra-strong penetrating capability brought by the NB-IoT high gain.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a buried soil temperature and humidity sensor provided by the present invention;

fig. 2 is a schematic diagram of a rear view structure of the buried soil temperature and humidity sensor provided by the present invention;

fig. 3 is a schematic view of an internal structure of the buried soil temperature and humidity sensor provided by the present invention;

fig. 4 is the utility model provides a bury formula soil temperature and humidity sensor's flow schematic diagram.

In the figure: 1. a lower housing; 2. an upper housing; 3. mounting a plate; 4. mounting holes; 5. a gasket; 6. a sealing plug; 7. a battery pack; 8. a circuit board; 9. an NB-IoT connector; 10. a processor; 11. a soft antenna; 12. a waterproof jacket; 13. a rubber connector; 14. sealing sleeves; 15. a temperature and humidity probe; 16. a metal probe.

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. 1-4, a buried soil temperature and humidity sensor comprises a lower shell 1, an upper shell 2, a detection module, a main control module, a communication module and a power supply device, wherein the lower shell 1 and the upper shell 2 are waterproof shell structures, the main control module comprises a processor 10, the communication module comprises an NB-IoT connector 9 and an NB-IoT network built outside, the NB-IoT connector 9 is wirelessly connected with the NB-IoT network, a circuit board 8 is fixedly connected to the upper surface of the lower shell 1, the processor 10 and the NB-IoT connector 9 are soldered on corresponding pins of the circuit board 8, the processor 10 is connected with the NB-IoT connector 9 through signal lines, a connecting block is fixedly connected to the upper surface of the circuit board 8, a soft antenna 11 is arranged on one side of the connecting block, and one end of the soft antenna 11 is fixedly connected with one side of the lower shell 1, the soft antenna 11 plays the function of signal transmission and signal reception to NB-IoT connector 9, NB-IoT connector 9 and soft antenna 11 pass through the signal line connection, through the joining of NB-IoT network, can accept the business instruction, and upload temperature, humidity data, pass through wireless signal connection between NB-IoT connector 9 and the NB-IoT network, NB-IoT network covers extensively, the problem of everywhere installation has been solved, secondly NB-IoT's wireless signal has superstrong penetrability, the weak problem of through-the-earth signal has been solved, the detection module includes humiture probe 15, and one side fixedly connected with a plurality of metal probes 16 of humiture probe 15, humiture probe 15 and processor 10 pass through the signal line connection, and signal line outer wall parcel has waterproof cover 12, the mounting mode of lower casing 1 and upper casing 2 does: after the equipment of completion instrument, inject silicon rubber in the casing 1 downwards and cover casing 1 down, then install casing 2 again, go up the design that fills silicon rubber between casing 2 and the casing 1 down, can play sealed insulation, secondly can effectually avoid the electric leakage, also can play lasting sealed and dampproofing and waterproofing's effect simultaneously, metal probe 16's quantity is a plurality of, consequently when detecting, job stabilization, the reliability is high, measurement accuracy is high, is applicable to multiple soil.

Wherein, the power supply unit includes the battery pack 7, the battery pack 7 is fixedly connected with lower casing 1, the battery pack 7 is electrically connected with circuit board 8 through the wire, the design of the high energy storage battery pack 7 with the validity period of 10 years is adopted, the service life of the battery pack 7 can be as long as about 5 years under the condition of detection frequency of 10 minutes, the service life of the battery pack 7 can be as long as about 9 years under the condition of detection frequency of 30 minutes, the stability of battery discharge is improved, long-time power supply is ensured, therefore, the replacement of the battery pack 7 can be effectively avoided, the cost is reduced, the design of the mode of setting the detection time before detection can enable the device to be in a deep dormancy state under the condition of undetected time, the whole power consumption of the device is low, in the detection process, the test value of the temperature and humidity of the soil is close to the accurate value through the metal probe 16, thereby solving the problem that the soil moisture can not be effectively detected, and then can carry out the accurate waste of watering to landscape plant, avoid the waste of water resource, waterproof cover 12 still is equipped with seal cover 14 with temperature humidity probe 15's junction, waterproof cover 12 still is equipped with rubber connector 13 with lower casing 1's junction, make the waterproof nature of device junction stronger, lower casing 1 all has mounting panel 3 through the bolt fastening with one side of last casing 2, mounting hole 4 has been seted up to mounting panel 3's upper surface, one side threaded connection of mounting hole 4 has the threaded rod, the joining of threaded rod is so that will go up casing 2 and down fix between the casing 1, thereby avoid the moisture entering in the soil, the both sides of casing 1 bond down has sealed pad 5, sealed pad 5 plays sealed effect, secondly can avoid dampproofing, sealed pad 5 is located down between casing 1 and the last casing 2.

The working principle is as follows: when the device is used, the device is integrally buried in soil at intervals, then the metal probe 16 is directly inserted into soil at a detection point, the detection time is set before the device is placed in the soil, because the device adopts a timing detection mode, the device is in a deep sleep state under the condition of no detection time, the whole power consumption of the device is low, in the detection process, the test value of the temperature and the humidity of the soil is close to an accurate value through the metal probe 16, then the temperature and humidity probe 15 uploads the soil humidity and temperature data to the processor 10, the processor 10 analyzes the detected temperature and humidity data so as to upload the data information of the temperature and the humidity to the NB-IoT connector 9, the NB-IoT connector 9 uploads the data information of the temperature and the humidity to the NB-IoT network, and after receiving the information, a worker in a garden can timely perform proper watering work on the plant in the garden, therefore, excessive watering can be avoided, then the battery pack 7 adopts the high-energy-storage battery pack 7 with the validity period of 10 years, so that the service life of the battery pack 7 is as long as about 5 years under the condition of the detection frequency of 10 minutes, and the service life of the battery pack 7 is as long as about 9 years under the condition of the detection frequency of 30 minutes, thereby effectively avoiding the replacement of the battery pack 7.

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.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

Claims

1. A buried soil temperature and humidity sensor comprises a lower shell (1), an upper shell (2), a detection module, a main control module, a communication module and a power supply device, and is characterized in that the main control module comprises a processor (10), the communication module comprises an NB-IoT connector (9) and an NB-IoT network established outside, the NB-IoT connector (9) is in wireless connection with the NB-IoT network, the upper surface of the lower shell (1) is fixedly connected with a circuit board (8), the processor (10) and the NB-IoT connector (9) are soldered on corresponding pins of the circuit board (8), the processor (10) is connected with the NB-IoT connector (9) through signal lines, the upper surface of the circuit board (8) is fixedly connected with a connecting block, one side of the connecting block is provided with a soft antenna (11), one end of the soft antenna (11) is fixedly connected with one side of the lower shell (1), NB-IoT connector (9) and soft antenna (11) pass through the signal line and are connected, detection module includes temperature and humidity probe (15), and one side fixedly connected with of temperature and humidity probe (15) a plurality of metal probe (16), temperature and humidity probe (15) and treater (10) pass through the signal line and are connected, and signal line outer wall parcel has waterproof cover (12), the mounting means of casing (1) and last casing (2) is down: after the assembly of the instrument is completed, silicone rubber is injected into the lower shell (1) to cover the lower shell (1), and then the upper shell (2) is installed.

2. A buried soil temperature and humidity sensor according to claim 1, wherein the power supply device includes a battery pack (7), the battery pack (7) is fixedly connected with the lower casing (1), and the battery pack (7) is electrically connected with the circuit board (8) through a wire.

3. A buried soil temperature and humidity sensor as claimed in claim 1, wherein a sealing sleeve (14) is further provided at the joint of the waterproof sleeve (12) and the temperature and humidity probe (15), and a rubber connector (13) is further provided at the joint of the waterproof sleeve (12) and the lower casing (1).

4. A buried soil temperature and humidity sensor according to claim 1, wherein a mounting plate (3) is fixedly connected to one side of the lower casing (1) and one side of the upper casing (2), a mounting hole (4) is formed in the upper surface of the mounting plate (3), and a threaded rod is movably mounted in the hole of the mounting hole (4).

5. A buried soil temperature and humidity sensor according to claim 1, wherein the lower casing (1) is fixedly connected with sealing gaskets (5) on both sides, and the sealing gaskets (5) are located between the lower casing (1) and the upper casing (2).