Airflow guide type humidity monitoring sensor device

Abstract

The utility model discloses an airflow guide type humidity monitoring sensor device which comprises a mounting base, a flowmeter and a fixing base are arranged on the upper portion of the mounting base, a fixing plate is arranged on the upper portion of the fixing base, and a display screen is arranged on the surface of the fixing plate. A mounting frame is arranged in an internal flow channel of the mounting base, an impeller is arranged on the inner side of the mounting frame, a front guide is arranged on the left side of the impeller, and a rear guide is arranged on the rear side of the impeller. As the inductor is arranged on the inner wall of the mounting seat and corresponds to the impeller, when airflow flows into the mounting seat through the pipeline, as the blades of the impeller and the flow direction of the airflow form a certain angle, the impulsive force of the airflow enables the blades to rotate, and the rotating speed of the blades is in direct proportion to the flow speed; in the magnetic field of the inductor, continuous rectangular pulse waves with a certain amplitude are formed and can be remotely transmitted to the flow meter to be displayed, and the flow speed and flow of airflow can be effectively monitored through the arrangement.

Description

Technical Field

[0001] The utility model relates to the technical field of humidity monitoring sensors, and more specifically to an airflow-guided humidity monitoring sensor device. Background Art

[0002] The monitoring of flue gas humidity in the flue gas emission online monitoring system is one of the important monitoring parameters of the system.

[0003] The existing humidity monitoring sensors cannot guarantee the service life when operating in a high temperature and high dust environment, and the detection effect is affected. Therefore, it is necessary to provide a new technical solution to solve the problem. Utility Model Content

[0004] The utility model aims to provide an airflow-guided humidity monitoring sensor device, which solves the problem that the existing humidity monitoring sensors cannot guarantee the service life and affect the detection effect when operating in a high temperature and high dust environment.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an airflow-guided humidity monitoring sensor device, comprising: a mounting seat, a flow meter and a fixed seat are arranged on the upper part of the mounting seat, a fixed plate is arranged on the upper part of the fixed seat and a display screen is arranged on the surface of the fixed plate, a mounting frame is arranged in the internal flow channel of the mounting seat and an impeller is arranged on the inner side of the mounting frame, a front guide is arranged on the left side of the impeller and a rear guide is arranged on the rear side, a sensor is arranged on the inner wall of the mounting seat and the sensor and the impeller correspond to each other, an air intake fan is arranged inside the fixed seat and a humidity sensing element is arranged at the lower part of the air intake fan, the humidity sensing element includes a hygroscopic material and a thermistor, the humidity sensing element is fixedly connected to the fixing seat, a display is arranged on the top of the fixing seat and the display is electrically connected to the humidity sensing element through a wire.

[0006] As a preferred embodiment of the present invention, connecting pipes are arranged on both sides of the mounting seat and connecting flanges are arranged on the sides of the connecting pipes.

[0007] As a preferred embodiment of the present invention, a sealing ring is arranged inside the connecting pipe and the sealing ring is arranged in a conical structure.

[0008] As a preferred embodiment of the present invention, a connecting rod is arranged inside the fixing plate and penetrates through the fixing plate and connects with the mounting seat, and a fixing bolt is arranged on the top surface of the connecting rod.

[0009] As a preferred embodiment of the utility model, a guide cover is arranged on the top of the air intake fan and the guide cover is arranged in an arc-shaped structure.

[0010] As a preferred embodiment of the present invention, an air guide hole is provided between the mounting seat and the fixing seat, and the air guide hole is located at the lower part of the humidity sensing element.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model is provided with a flow meter and a fixing seat on the upper part of the mounting seat, a fixing plate is provided on the upper part of the fixing seat and a display screen is provided on the surface of the fixing plate, a mounting frame is provided in the internal flow channel of the mounting seat and an impeller is provided on the inner side of the mounting frame, a front guide is provided on the left side of the impeller and a rear guide is provided on the rear side, a sensor is provided on the inner wall of the mounting seat and the sensor and the impeller correspond to each other, when the airflow flows into the mounting seat through the pipeline, since the blades of the impeller have a certain angle with the flow direction of the airflow, the impulse of the airflow causes the blades to rotate, and the rotation speed is proportional to the flow velocity, and since the blades of the impeller have magnetic conductivity, a certain amplitude is formed in the magnetic field of the sensor The continuous rectangular pulse wave can be transmitted to the flow meter for display. This setting can effectively monitor the airflow velocity and flow rate. An air intake fan is arranged inside the fixed seat and a humidity sensing element is arranged at the lower part of the air intake fan. The airflow in the flow channel of the mounting seat can be introduced into the fixed seat and the humidity sensing element through the air intake fan. The humidity sensing element includes a hygroscopic material and a thermistor. The hygroscopic material will absorb or release moisture, thereby changing its capacitance value or resistance value. By measuring the changes in these physical quantities, the humidity value in the airflow can be determined. At the same time, the temperature data and the humidity data are combined through the thermistor to obtain a more accurate humidity monitoring result. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a side view of the structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the front view structure of the utility model;

[0016] Figure 4 It is a schematic diagram of the cross-sectional structure of the utility model.

[0017] In the figure: 1. Mounting base; 2. Connecting pipe; 3. Connecting flange; 4. Fixing base; 5. Fixing plate; 6. Connecting rod; 7. Display screen; 8. Flow meter; 9. Fixing bolt; 10. Mounting frame; 11. Front guide; 12. Impeller; 13. Rear guide; 14. Sensor; 15. Air guide hole; 16. Sealing ring; 17. Humidity sensing element; 18. Intake fan; 19. Air guide cover. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-4 The utility model provides a technical solution: an airflow-guided humidity monitoring sensor device, comprising: a mounting seat 1, a flow meter 8 and a fixing seat 4 are arranged on the upper part of the mounting seat 1, a fixing plate 5 is arranged on the upper part of the fixing seat 4, and a display screen 7 is arranged on the surface of the fixing plate 5, a mounting frame 10 is arranged in the internal flow channel of the mounting seat 1, and an impeller 12 is arranged on the inner side of the mounting frame 10, a front guide 11 is arranged on the left side of the impeller 12, and a rear guide 13 is arranged on the rear side, and a sensor 14 is arranged on the inner wall of the mounting seat 1, and the sensor 14 and the impeller 12 correspond to each other, The interior of the fixing seat 4 is provided with an air intake fan 18, and a humidity sensing element 17 is provided at the lower part of the air intake fan 18. The humidity sensing element 17 includes a hygroscopic material and a thermistor. The humidity sensing element 17 is fixedly connected to the fixing seat 4. A display is provided on the top of the fixing seat 4, and the display is electrically connected to the humidity sensing element 17 through a wire. A flow meter 8 and the fixing seat 4 are provided on the upper part of the mounting seat 1. A fixing plate 5 is provided on the upper part of the fixing seat 4, and a display screen 7 is provided on the surface of the fixing plate 5. A mounting frame 10 is provided in the internal flow channel of the mounting seat 1 and a mounting plate 5 is provided on the upper part of the fixing seat 4. An impeller 12 is arranged on the inner side of the frame 10, a front guide 11 is arranged on the left side of the impeller 12 and a rear guide 13 is arranged on the rear side. A sensor 14 is arranged on the inner wall of the mounting seat 1 and the sensor 14 and the impeller 12 correspond to each other. When the airflow flows into the mounting seat 1 through the pipeline, since the blades of the impeller 12 have a certain angle with the flow direction of the airflow, the impulse of the airflow causes the blades to rotate, and the speed is proportional to the flow velocity. Since the blades of the impeller 12 are magnetically conductive, a continuous rectangular pulse wave with a certain amplitude is formed in the magnetic field of the sensor 14, which can be remotely transmitted to the flow meter 8 for display. This arrangement can effectively To monitor the air flow velocity and flow rate, an air intake fan 18 is arranged inside the fixing seat 4 and a humidity sensing element 17 is arranged at the lower part of the air intake fan 18. The air flow in the flow channel of the mounting seat 1 can be introduced into the fixing seat 4 and the humidity sensing element 17 through the air intake fan 18. The humidity sensing element 17 includes a hygroscopic material and a thermistor. The hygroscopic material absorbs or releases moisture, thereby changing its capacitance value or resistance value. By measuring the changes in these physical quantities, the humidity value in the air flow can be determined. At the same time, the temperature data and the humidity data are combined through the thermistor to obtain a more accurate humidity monitoring result.

[0020] Further improvements, such as Figure 1 As shown: connecting pipes 2 are arranged on both sides of the mounting base 1 and connecting flanges 3 are arranged on the sides of the connecting pipes 2. This arrangement is convenient for connection with pipelines.

[0021] Further improvements, such as Figure 4 As shown: a sealing ring 16 is arranged inside the connecting pipe 2 and the sealing ring 16 is arranged in a conical structure, such an arrangement ensures the sealing performance of the connection with the pipeline.

[0022] Further improvements, such as Figure 1 As shown: a connecting rod 6 is arranged inside the fixing plate 5 and the connecting rod 6 penetrates through the fixing plate 5 and connects with the mounting seat 1 , and a fixing bolt 9 is arranged on the top surface of the connecting rod 6 . This arrangement ensures the stability of the installation of the fixing seat 4 .

[0023] Further improvements, such as Figure 4 As shown: a guide cover 19 is arranged on the top of the air intake fan 18, and the guide cover 19 is arranged in an arc-shaped structure, which can guide the inhaled gas downward.

[0024] Further improvements, such as Figure 4 As shown: an air guide hole 15 is arranged between the mounting seat 1 and the fixing seat 4 and the air guide hole 15 is located at the lower part of the humidity sensing element 17 . This arrangement facilitates the air flow to be introduced into the fixing seat 4 .

[0025] Working principle: A flow meter 8 and a fixing seat 4 are arranged on the upper part of the mounting seat 1, a fixing plate 5 is arranged on the upper part of the fixing seat 4, and a display screen 7 is arranged on the surface of the fixing plate 5, a mounting frame 10 is arranged in the internal flow channel of the mounting seat 1, and an impeller 12 is arranged on the inner side of the mounting frame 10, a front guide 11 is arranged on the left side of the impeller 12, and a rear guide 13 is arranged on the rear side, and a sensor 14 is arranged on the inner wall of the mounting seat 1, and the sensor 14 and the impeller 12 correspond to each other. When the airflow flows into the mounting seat 1 through the pipeline, since the blades of the impeller 12 have a certain angle with the flow direction of the airflow, the impulse of the airflow causes the blades to rotate, and its rotation speed is proportional to the flow velocity. Since the blades of the impeller 12 are magnetically conductive, the magnetic field of the sensor 14 In the process, a continuous rectangular pulse wave with a certain amplitude is formed, which can be transmitted to the flow meter 8 for display. This setting can effectively monitor the airflow velocity and flow rate. An air intake fan 18 is arranged inside the fixed seat 4, and a humidity sensing element 17 is arranged at the lower part of the air intake fan 18. The airflow in the flow channel of the mounting seat 1 can be introduced into the fixed seat 4 and the humidity sensing element 17 through the air intake fan 18. The humidity sensing element 17 includes a hygroscopic material and a thermistor. The hygroscopic material can absorb or release moisture, thereby changing its capacitance value or resistance value. By measuring the changes in these physical quantities, the humidity value in the airflow can be determined. At the same time, the temperature data and the humidity data are combined through the thermistor to obtain a more accurate humidity monitoring result.

[0026] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0027] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An airflow-guided humidity monitoring sensor device, characterized in that: include: A mounting seat (1), wherein a flow meter (8) and a fixing seat (4) are arranged on the upper part of the mounting seat (1), a fixing plate (5) is arranged on the upper part of the fixing seat (4), and a display screen (7) is arranged on the surface of the fixing plate (5), a mounting frame (10) is arranged in the internal flow channel of the mounting seat (1), and an impeller (12) is arranged on the inner side of the mounting frame (10), a front guide (11) is arranged on the left side of the impeller (12), and a rear guide (13) is arranged on the rear side, and an inner wall of the mounting seat (1) is provided with A sensor (14) is provided and the sensor (14) and the impeller (12) correspond to each other; an air intake fan (18) is provided inside the fixing seat (4) and a humidity sensing element (17) is provided at the bottom of the air intake fan (18); the humidity sensing element (17) comprises a hygroscopic material and a thermistor; the humidity sensing element (17) is fixedly connected to the fixing seat (4); a display is provided on the top of the fixing seat (4) and the display is electrically connected to the humidity sensing element (17) via a wire.

2. The airflow-guided humidity monitoring sensor device according to claim 1, characterized in that: Connecting pipes (2) are arranged on both sides of the mounting seat (1), and connecting flanges (3) are arranged on the sides of the connecting pipes (2).

3. The airflow-guided humidity monitoring sensor device according to claim 2, characterized in that: A sealing ring (16) is arranged inside the connecting pipe (2), and the sealing ring (16) is arranged in a conical structure.

4. The airflow-guided humidity monitoring sensor device according to claim 1, characterized in that: A connecting rod (6) is arranged inside the fixing plate (5) and the connecting rod (6) passes through the fixing plate (5) and is connected to the mounting seat (1). A fixing bolt (9) is arranged on the top surface of the connecting rod (6).

5. The airflow-guided humidity monitoring sensor device according to claim 1, characterized in that: A flow guide cover (19) is arranged on the top of the air intake fan (18), and the flow guide cover (19) is arranged in an arc-shaped structure.

6. The airflow-guided humidity monitoring sensor device according to claim 1, characterized in that: An air guide hole (15) is provided between the mounting seat (1) and the fixing seat (4), and the air guide hole (15) is located at the bottom of the humidity sensing element (17).

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