CN218630241U

CN218630241U - Digital sonde

Info

Publication number: CN218630241U
Application number: CN202223379577.7U
Authority: CN
Inventors: 卢轶; 郝新生; 徐长年
Original assignee: Taiyuan No1 Radio Factory Co ltd
Current assignee: Taiyuan No1 Radio Factory Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-03-14
Anticipated expiration: 2032-12-16

Abstract

The utility model provides a digital sonde, which belongs to the technical field of digital sondes; the technical problem to be solved is as follows: the improvement of the structure of the digital sonde is provided; the technical scheme for solving the technical problem is as follows: a control cavity and a measurement cavity are arranged in the sonde heat preservation box, a transmitter is packaged in the control cavity, a measurement circuit board is packaged in the measurement cavity, a signal input end of the measurement circuit board is externally connected with a sensor support printed with circuit connecting wires, and an extension end of the sensor support is provided with an acquisition support; the collecting bracket is provided with a humidity sensor through a switching plate, the extending end of the collecting bracket is provided with a temperature sensor, the outer side of the collecting bracket is also provided with a rain cover, and the signal output ends of the humidity sensor and the temperature sensor are connected with an integrated controller on a measuring circuit board through a circuit connecting wire arranged in the sensor bracket; the utility model discloses be applied to digital sonde.

Description

Digital sonde

Technical Field

The utility model provides a digital sonde belongs to digital sonde technical field.

Background

The sonde applied to high-altitude meteorological observation is taken as an important component of a meteorological observation system, plays an important role in weather forecast and climate monitoring, and in recent years, the digital sonde is mainly used for acquiring high-altitude meteorological data and checking and calibrating the authenticity and correctness of atmospheric remote sensing data; however, the digital sonde belongs to a precision instrument, data collection depends on various types of built-in sensors, the sonde measures the element values of the environment at the position of the sonde in real time when working, the sonde is easily interfered by factors such as electromagnetism, rainwater and dew condensation, and the correctness of monitoring data is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome not enough that exists among the prior art, the technical problem that will solve is: an improvement of a digital sonde structure is provided.

In order to solve the technical problem, the utility model discloses a technical scheme be: a digital sonde comprises a heat preservation box, wherein a control cavity and a measurement cavity are arranged in the heat preservation box, a transmitter is packaged in the control cavity, a measurement circuit board is packaged in the measurement cavity, a signal input end of the measurement circuit board is externally connected with a sensor support printed with circuit connecting wires, and an extension end of the sensor support is provided with a collection support;

the collecting bracket is provided with a humidity sensor through an adapter plate, the extending end of the collecting bracket is provided with a temperature sensor, the outer side of the collecting bracket is also provided with a rain cover, and the signal output ends of the humidity sensor and the temperature sensor are connected with a controller integrated on a measuring circuit board through a circuit connecting wire arranged in the sensor bracket;

the measuring circuit board is also integrated with an air pressure sensor and a data communication module, the controller is respectively connected with the air pressure sensor and the data communication module through leads, and the data communication module is connected with the input end of the transmitter through leads;

still be provided with the battery chamber in the heat preservation box, still be provided with the lithium cell in the battery chamber, the power input end of transmitter and controller all links to each other with the lithium cell.

And a shielding box is also arranged on the outer side of the measuring circuit board.

The top of the heat preservation box is also provided with a mounting opening, a box cover is arranged on the outer side of the mounting opening, and the heat preservation box fixes the box cover on the mounting opening through a fixing band.

The extension end of gathering the support specifically is provided with a pair of response antenna, the outside extension of response antenna is provided with the resistance lead, and the extension end of two resistance leads is the shape of falling V and connects, and the welding has temperature sensor on the extension end of resistance lead, temperature sensor specifically is the thermistor pearl body that the surface is provided with the hydrophobic layer.

The sensor support is a three-layer copper-clad epoxy resin glass fiber cloth plate with flexibility, the temperature and humidity element is arranged on the middle layer, and the upper layer and the lower layer are copper-clad grounding layers;

the thickness of the sensor bracket is 0.1-0.5mm.

A U-shaped sliding rail is further arranged on one side of the heat preservation box, a bracket is movably arranged on the U-shaped sliding rail, and the bracket can slide up and down on the U-shaped sliding rail;

when the heat preservation box is in a packaging state, sliding the bracket to the bottom end of the U-shaped sliding rail, bending the sensor support downwards, and plugging the acquisition support into the bracket and fixing;

when the heat preservation box is in a working state, the bracket slides to the top end of the U-shaped sliding rail, and the sensor support is bent upwards, so that the humidity sensor and the temperature sensor are in full contact with high-altitude atmosphere and collect data.

The humidity sensor is specifically an HC103M2 humidity-sensitive capacitor;

the temperature sensor is specifically an MFSI thermistor.

The utility model discloses beneficial effect for prior art possesses does: the utility model discloses mainly improve to the mounting structure of present sonde temperature and humidity measurement sensitive device, through designing dedicated encapsulation cavity in sonde heat preservation box, set up temperature and humidity sensor on the sensor support of ultra-thin three-layer plate structure, and thermistor to measuring temperature, the support of connection measurement ware carries out insulation treatment, ensure that the sonde can quick response in production flow and practical application, accurate measurement, it is reliable secure to environmental suitability, encapsulate temperature and humidity sensor in sonde heat preservation box through the bracket simultaneously, it is more convenient and reliable to use.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic structural view of the digital sonde of the present invention;

fig. 2 is a schematic structural diagram of the measurement circuit board and the sensor holder according to the present invention;

FIG. 3 is a schematic structural view of the utility model in use;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a schematic structural view of the working state of the present invention;

in the figure: 1 is the heat preservation box, 2 is the transmitter, 3 is measuring circuit board, 4 is sensor support, 5 is the collection support, 6 is the keysets, 7 is rain-proof cover, 8 is the lid, 9 is the fixed band, 11 is humidity transducer, 12 is temperature sensor, 13 is baroceptor, 14 is data communication module, 20 is the controller, 21 is the lithium cell, 22 is the shielding box, 23 is the bracket.

Detailed Description

As shown in fig. 1 to 5, the utility model designs a strip-shaped temperature and humidity measuring device as a temperature and humidity support and processes the surface of the temperature and humidity support aiming at the characteristics of temperature and humidity sensitive devices of the sonde, thereby effectively improving the measurement response, accuracy and reliability of the sonde; the utility model discloses specifically install sensitive sensing element as temperature and humidity sensor on the sensor support, set up corresponding connection and assembly bearing structure simultaneously.

For the location structure: the utility model discloses consider that thermistor avoids being influenced by thermal pollution, the thermistor pearl body is located the top of the word of falling V, and reliability, weldability and process are considered to the resistance lead wire, adopt the alloy silk that has certain tough strength nature, in order to guarantee its structural state and reliability in process flow, be difficult for because of touching or buckle and lead to the fracture.

For wiring inside the sensor holder: the rigid three-layer PCB with the average thickness delta =0.2mm is adopted for plate making, certain supporting force is provided, certain bending property is guaranteed to be bent for 90 degrees in a packaging state, the temperature and humidity sensor is arranged in the middle layer of the support, upper and lower copper-clad ground can effectively resist high-frequency interference, and the problem that the basic capacitance of the support is changed due to rainwater or condensation on the surface of the support can be solved.

For the coating treatment: the utility model discloses carry out insulation treatment and vacuum metal sputtering to thermistor and support surface and handle, carry out the point gum solidification after welding thermistor and handle to wholly carrying out surface insulation layer with the support and handling, increasing the hydrophobic layer of thermistor pearl body, preventing to receive rainwater or dewfall influence, the support after insulation treatment carries out vacuum metal sputtering and handles, promotion temperature radiation resistance that can be very big.

The utility model discloses based on the sonde that is provided with humiture sensing element, can effectively improve the sensitivity and the accuracy of humiture detection, for guaranteeing that the measured is true effective, data is reliable, warm and humid support and position structure, wiring, coating treatment process etc. have been redesigned to the sensing element of remodeling to effectively improve warm and humid measurement accuracy, anti high frequency interference, rain-proof water and dewfall, improve radiation protection performance etc.; adopt the utility model discloses a support structure design, through the experiment demonstration, its static test index improves to 0.2 ℃ by 0.3 ℃, and dynamic radiation error need correction volume improves to 1 ℃ -2 ℃ by 3 ℃ -5 ℃.

Further, as shown in fig. 1, for the utility model discloses digital sonde packaging state's schematic structure diagram, wherein will measure circuit board (containing air pressure sensor), transmitter and battery setting in the foam insulation box, the response end of temperature and humidity sensor (strip) support is fixed in the recess of foam box side default, and the packing of being convenient for prevents that corresponding sensor from damaging in the transportation.

The sensor support is connected with the measuring circuit board through a finger pad and used for mounting a temperature sensor and a humidity sensor, the temperature sensor is specifically an MFSI thermistor, and the humidity sensor is specifically an HC103M2 humidity-sensitive capacitor.

The utility model discloses a thermistor adopts the type of falling V structural weld to glue fixedly on the top of sensor support through the solder joint, can effectively reduce the error influence that thermal radiation and foam and white pollution lead to.

The utility model discloses a humidity sensitive electric capacity passes through the front end of keysets (cab apron) welding at the sensor support, can effectively prevent to weld and punctures, adds in addition in the keysets outside and is equipped with rain-proof cover, and rain-proof cover structural design constitutes the air current ventiduct, can reduce the response and delay, and this structural design both can guarantee to have certain air volume, can also avoid the component to be stained with the rainwater, the situation of probably dewing when avoiding sonde to cross the cloud.

The sensor support is made of three layers of copper-clad epoxy resin glass fiber cloth plates with certain flexibility, has certain strength, can be bent in a groove preset in a foam box in a packaging state, extends out of the box when a sonde is applied, and is lifted upwards to form a 45-degree angle by a bracket, so that a corresponding sensor arranged on the support can accurately acquire temperature and humidity data in ambient atmosphere in real time; when the sensor support is manufactured, the surface of the sensor support is firstly subjected to a layer of insulating coating treatment to ensure the hydrophobicity of the temperature hot-surface resistor, and then vacuum sputtering aluminum plating is carried out to improve the temperature measurement radiation-proof performance and ensure that the humidity lead wire distribution capacitor is not influenced by rainwater.

The utility model discloses set up the one end and the sensor support welding of measurement circuit board, the other end links to each other with the transmitter through five-core connecting wire, and it has baroceptor to integrate simultaneously on the measurement circuit board for gather high altitude environment atmospheric pressure data in real time, the measurement circuit board controls respectively and gathers temperature, humidity, atmospheric pressure data, converts binary code into according to certain coding format when carrying out analysis processes to the data collection, modulates to the subcarrier on, and output data signal, output signal control transmitter makes it be in different operating condition simultaneously.

The external measuring circuit board of transmitter that the inside setting of digital sonde, the control signal who sends by measuring circuit board makes the transmitter be in and surveys empty and answer two kinds of operating condition: when the device is in a sounding state, the transmitter modulates the data signal of the measuring circuit board to an ultrahigh frequency signal, sends sounding data such as temperature, humidity, air pressure and the like to the ground through an antenna, and the ground receives and demodulates the sounding data so as to acquire corresponding meteorological element information; when the device is in a reply state, the transmitter receives ground inquiry signals through the antenna, the quenching frequency is generated and the quenching step is out, reply signals are generated and sent, and the ground can track and determine state data such as the azimuth, the elevation angle, the slope distance and the like of the sonde according to the reply signals, so that the measurement of the high-altitude wind direction and the wind speed is completed.

As shown in fig. 5, which is a diagram of a release state of the sonde during operation, the sensor bracket extends out of a box of the sonde during release, and the control bracket slides to lift the sensor bracket upwards to form an elevation angle of 45 degrees, so that the sensor bracket can accurately sense the ambient atmospheric temperature and humidity; the utility model discloses need not to take out the sonde when carrying out the base survey, releasing, open heat preservation box battery apron, insert the battery and can use.

About the utility model discloses what the specific structure need explain, the utility model discloses a each part module connection relation each other is definite, realizable, except that the special explanation in the embodiment, its specific connection relation can bring corresponding technological effect to based on do not rely on under the prerequisite of corresponding software program execution, solve the utility model provides a technical problem, the utility model provides a model, the module of component, specific components and parts, mutual connected mode and, conventional use method, the predictable technological effect brought by above-mentioned technical characteristics all belong to the patent that technical staff can acquire before the application day, periodical papers, technical manual, technical dictionary, the repeated description in the textbook disclosed content, or belong to prior art such as the conventional technique in this field, common general knowledge, need not for the technical scheme that the present case provided is clear, complete, realizable, and can reproduce or obtain corresponding entity product according to this technical means.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a digital sonde, includes heat preservation box (1), be provided with control chamber and measurement chamber in heat preservation box (1), its characterized in that: the transmitter (2) is packaged in the control cavity, the measuring circuit board (3) is packaged in the measuring cavity, a signal input end of the measuring circuit board (3) is externally connected with a sensor support (4) printed with a circuit connecting lead, and an extending end of the sensor support (4) is provided with a collecting support (5);

the device is characterized in that the acquisition support (5) is provided with a humidity sensor (11) through an adapter plate (6), the extension end of the acquisition support (5) is provided with a temperature sensor (12), the outer side of the acquisition support (5) is also provided with a rain cover (7), and the signal output ends of the humidity sensor (11) and the temperature sensor (12) are connected with a controller (20) integrated on the measurement circuit board (3) through a circuit connecting wire arranged in the sensor support (4);

an air pressure sensor (13) and a data communication module (14) are further integrated on the measuring circuit board (3), the controller (20) is respectively connected with the air pressure sensor (13) and the data communication module (14) through leads, and the data communication module (14) is connected with the input end of the transmitter (2) through a lead;

still be provided with the battery chamber in the heat preservation box (1), still be provided with lithium cell (21) in the battery chamber, the power input of transmitter (2) and controller (20) all links to each other with lithium cell (21).

2. A digital sonde according to claim 1, characterized in that: and a shielding box (22) is also arranged on the outer side of the measuring circuit board (3).

3. A digital sonde according to claim 1, characterized in that: the top of the heat preservation box (1) is also provided with a mounting opening, a box cover (8) is arranged on the outer side of the mounting opening, and the heat preservation box (1) fixes the box cover (8) on the mounting opening through a fixing belt (9).

4. A digital sonde according to claim 1, characterized in that: the extension end of gathering support (5) specifically is provided with a pair of response antenna, the outside extension of response antenna is provided with the resistance lead wire, and the extension end of two resistance lead wires is the shape of falling V and connects, and the welding has temperature sensor (12) on the extension end of resistance lead wire, temperature sensor (12) specifically are the thermistor pearl body that the surface is provided with the hydrophobic layer.

5. A digital sonde according to claim 1, characterized in that: the sensor support (4) is a three-layer copper-clad epoxy resin glass fiber cloth plate with flexibility, a temperature and humidity element is arranged on the middle layer, and the upper layer and the lower layer are copper-clad grounding layers;

the thickness of the sensor bracket (4) is 0.1-0.5mm.

6. A digital sonde according to claim 5, characterized in that: a U-shaped sliding rail is further arranged on one side of the heat preservation box (1), a bracket (23) is movably arranged on the U-shaped sliding rail, and the bracket (23) can slide up and down on the U-shaped sliding rail;

when the heat preservation box (1) is in a packaging state, the bracket (23) slides to the bottom end of the U-shaped slide rail, the sensor support (4) is bent downwards, and the acquisition support (5) is plugged into the bracket (23) and fixed;

when the heat preservation box (1) is in a working state, the bracket (23) slides to the top end of the U-shaped sliding rail, and the sensor support (4) is bent upwards, so that the humidity sensor (11) and the temperature sensor (12) are in full contact with high-altitude atmosphere and collect data.

7. A digital sonde according to claim 1, characterized in that: the humidity sensor (11) is specifically an HC103M2 humidity-sensitive capacitor;

the temperature sensor (12) is in particular an MFSI thermistor.