CN216526349U

CN216526349U - Ventilating structure of meteorological sensor

Info

Publication number: CN216526349U
Application number: CN202122604995.0U
Authority: CN
Inventors: 不公告发明人
Original assignee: Suzhou Jinxiang Huasheng Technology Co ltd
Current assignee: Suzhou Jinxiang Huasheng Technology Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-05-13
Anticipated expiration: 2031-10-28

Abstract

The utility model provides a ventilating structure of a meteorological sensor, which relates to the technical field of meteorological sensors and comprises a fixing component, a sensor integration shell and an ultrasonic reflecting plate, wherein the bottoms of the sensor integration shell and the ultrasonic reflecting plate are respectively provided with a ventilating component, the ventilating component comprises blind holes arranged at the bottoms of the sensor integration shell and the ultrasonic reflecting plate, the inner threads of the blind holes are connected with hollow external thread screws, the inner walls of the blind holes are provided with through holes matched with the inner holes of the hollow external thread screws, the ventilating structure of the meteorological sensor is convenient for introducing outside cold air into the sensor through the hollow external thread screws and the through holes, the heat dissipation efficiency of a circuit board inside the sensor is improved, the operation of the sensor is stabilized, the detection precision is improved, and meanwhile, when the hollow external thread screws are screwed out, internal blocking objects can be taken out, the cleaning is convenient.

Description

Ventilating structure of meteorological sensor

Technical Field

The utility model relates to the technical field of meteorological sensors, in particular to a ventilating structure of a meteorological sensor.

Background

In popular terms, the meteorological phenomena refer to all atmospheric physical phenomena such as wind, cloud, rain, snow, frost, dew, rainbow, dizziness, lightning, thunder and the like which occur in the sky. The existing meteorological sensor detects temperature, humidity, wind direction, wind power and the like so as to achieve the effect of forecasting weather and reduce the influence of weather change on the production and life of people. Meteorological sensors are mainly integrated by some sensors. In order to protect the internal sensor, the circuit board is generally sealed, but this operation easily affects the heat dissipation of the circuit board, and the detection accuracy is easily affected by the high temperature of the circuit board.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the ventilating structure of the meteorological sensor, and solves the problems that the heat dissipation of a circuit board is easily influenced by the sealing treatment of the circuit board, and the detection precision is easily influenced by the high temperature of the circuit board.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a meteorological sensor's ventilative structure, includes the integrated casing of sensor of fixed subassembly and top, and the top of the integrated casing of sensor is equipped with the ultrasonic reflection board, the bottom of the integrated casing of sensor and ultrasonic reflection board all is equipped with ventilative subassembly, and ventilative subassembly is including seting up the blind hole in the integrated casing of sensor and ultrasonic reflection board bottom, and the internal thread of blind hole is connected with cavity external screw thread screw, and the through-hole with cavity external screw thread screw hole looks adaptation is seted up to the inner wall of blind hole.

Furthermore, a breathable film is fixed between the hollow external thread screw and the through hole, and small substances which can prevent external dust from entering the sensor through the breathable film can be prevented from entering the sensor through the breathable assembly and being attached to the circuit board to influence the normal operation of the sensor.

Furthermore, the hollow external thread screw is flush with the opening of the blind hole, and the depth of the blind hole is equal to the length of the hollow external thread screw.

Furthermore, the cross section of the inner hole of the hollow external thread screw is non-circular, so that the mounting efficiency of the hollow external thread screw is ensured.

(III) advantageous effects

The utility model provides a ventilating structure of a meteorological sensor. The method has the following beneficial effects:

1. this meteorological sensor's ventilative structure through setting up cavity external screw thread screw and through-hole, is convenient for introduce the inside of sensor with external cold air, improves the radiating efficiency of the inside circuit board of sensor, and the stable sensor operation does benefit to the precision that improves the detection, can take out the plug of inside when cavity external screw thread screw back-out simultaneously, and the clearance is convenient.

2. This meteorological sensor's ventilative structure, inside the tiny material that can avoid external dust through ventilative membrane gets into the sensor through ventilative subassembly, attached to and influence its normal operating on the circuit board.

Drawings

Fig. 1 is a schematic structural view of the novel ventilation assembly of the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is a schematic structural view of the air permeable assembly of the present invention located at the bottom of the integrated housing of the sensor.

In the figure: 1. a fixing assembly; 2. a sensor integration housing; 3. an ultrasonic wave reflecting plate; 4. a venting assembly; 41. blind holes; 42. a hollow externally threaded screw; 43. a through hole; 5. and (3) a breathable film.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the utility model provides a ventilation structure of a meteorological sensor, which comprises a fixed component 1 and a sensor integrated shell 2 arranged above the fixed component 1, wherein a plurality of sensors such as a temperature and humidity sensor, an ultrasonic sensor and the like are arranged in the sensor integrated shell 2 to realize the detection of the meteorological phenomena, and the ventilation structure is characterized in that an ultrasonic reflecting plate 3 is arranged above the sensor integrated shell 2, ventilation components 4 are arranged at the bottoms of the sensor integrated shell 2 and the ultrasonic reflecting plate 3, the ventilation components 4 comprise blind holes 41 arranged at the bottoms of the sensor integrated shell 2 and the ultrasonic reflecting plate 3, hollow external thread screws 42 are connected with internal threads of the blind holes 41, through holes 43 matched with the internal holes of the hollow external thread screws 42 are arranged on the inner walls of the blind holes 41, and the external cold air is conveniently introduced into the sensor by arranging the hollow external thread screws 42 and the through holes 43, the radiating efficiency of the inside circuit board of sensor is improved, the operation of stable sensor, do benefit to the precision that improves the detection, cavity external screw thread screw 42 can take out inside plug when screwing out simultaneously, it is convenient to clear up, be fixed with ventilated membrane 5 between cavity external screw thread screw 42 and the through-hole 43, can avoid the tiny material of external dust to pass through ventilated component 4 entering sensor inside through ventilated membrane 5, it influences its normal operating to adhere to on the circuit board, cavity external screw thread screw 42 flushes with the opening part of blind hole 41, the degree of depth of blind hole 41 equals with cavity external screw thread screw 42's length, cavity external screw thread screw 42's hole cross-section is non-circular, guarantee the installation effectiveness to cavity external screw thread screw 42.

The working principle is as follows: during the use, set up cavity external screw thread screw 42 and through-hole 43, be convenient for introduce the inside of sensor with external cold air, improve the radiating efficiency of the inside circuit board of sensor, the sensor operation is stabilized, do benefit to the precision that improves the detection, can take out the plug of inside when cavity external screw thread screw 42 back-out simultaneously, the clearance is convenient, inside the tiny material that the ventilated membrane 5 can avoid external dust got into the sensor through ventilative subassembly 4, attached to and influence its normal operating on the circuit board.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a meteorological sensor's ventilative structure, includes the integrated casing of sensor (2) of fixed subassembly (1) and top thereof, and the top of the integrated casing of sensor (2) is equipped with ultrasonic wave reflecting plate (3), its characterized in that: the bottom of the integrated sensor shell (2) and the ultrasonic reflection plate (3) is provided with a ventilation assembly (4), the ventilation assembly (4) comprises a blind hole (41) formed in the bottom of the integrated sensor shell (2) and the bottom of the ultrasonic reflection plate (3), the inner thread of the blind hole (41) is connected with a hollow external thread screw (42), and the inner wall of the blind hole (41) is provided with a through hole (43) matched with the inner hole of the hollow external thread screw (42).

2. The air permeable structure of the meteorological sensor according to claim 1, wherein: and a breathable film (5) is fixed between the hollow external thread screw (42) and the through hole (43).

3. The air permeable structure of the meteorological sensor according to claim 1, wherein: the hollow external thread screw (42) is flush with the opening of the blind hole (41).

4. The air permeable structure of the meteorological sensor according to claim 1, wherein: the cross section of an inner hole of the hollow external thread screw (42) is non-circular.