Explosion-proof temperature and humidity sensor

Abstract

The explosion-proof temperature and humidity sensor comprises a temperature and humidity sensor base, the upper end and the lower end of the temperature and humidity sensor base are fixedly provided with a first connecting column and a second connecting column respectively, one side of the temperature and humidity sensor base is fixedly connected with a threaded column, and the outer side of the threaded column is in threaded connection with a protective cover. According to the temperature and humidity sensor, the cooling fins are additionally arranged in the temperature and humidity sensor, the cooling area is increased, heat dissipation is accelerated, the thermistor arranged above the circuit board can control the working temperature of the sensor in real time by monitoring the temperature change of the thermistor so as to prevent overheating, and the arranged heat pipe can rapidly transmit heat from a high-temperature area to a low-temperature area, so that the temperature and humidity of the temperature and humidity sensor are improved. The temperature and humidity sensor has the advantages that the temperature and humidity sensor is arranged in the protective cover, heat dissipation is performed through the external environment, the heat dissipation fan arranged in the protective cover performs blowing heat dissipation treatment, and hot gas is dissipated outwards through the heat dissipation grooves, so that the temperature and humidity sensor can be safely used in the flammable and explosive environment, and the risk of fire or explosion is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of temperature and humidity sensors, and in particular relates to an explosion-proof temperature and humidity sensor. Background Art

[0002] Explosion-proof temperature and humidity sensors are sensors that can be safely used in flammable and explosive environments to measure and monitor temperature and humidity parameters. These sensors are usually designed to meet specific explosion-proof standards, such as the International Electrotechnical Commission (IEC) explosion-proof grade standards, to ensure that they do not cause sparks or thermal effects in environments with potentially explosive gases or dust, thereby reducing the risk of explosion.

[0003] In some industrial occasions with explosion-proof requirements, if the temperature and humidity sensor explodes due to excessive temperature in the occasion, or the temperature and humidity sensor itself explodes due to excessive temperature during use, it may easily cause safety accidents and threaten the lives and property of workers in the occasion. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide an explosion-proof temperature and humidity sensor to solve the problem raised in the above background technology that in some industrial occasions with explosion-proof requirements, if the temperature and humidity sensor explodes due to excessively high temperature in the occasion, or the temperature of the temperature and humidity sensor itself is too high during use, it is easy to cause safety accidents and threaten the life and property safety of workers in the occasion.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an explosion-proof temperature and humidity sensor, comprising a temperature and humidity sensor base, wherein a first connecting column and a second connecting column are fixedly arranged at the upper and lower ends of the temperature and humidity sensor base, a threaded column is fixedly connected to one side of the temperature and humidity sensor base, a protective cover is threadedly connected to the outer side of the threaded column, the inner part of the temperature and humidity sensor base is circular and fixedly connected with positioning columns, a circuit board is snap-connected to the outer side of the positioning columns, a heat sink, a thermistor and a heat pipe are respectively fixedly connected to one side of the circuit board, a display is fixedly connected to the inside of the protective cover, a cooling fan is fixedly connected to the bottom of the display, and a temperature controller is symmetrically fixedly connected to the inner side of the protective cover.

[0006] Preferably, the outer side of the temperature and humidity sensor base is circular and fixedly connected with an ear plate.

[0007] Preferably, one end of the first connecting column at the left and right ends is threadedly connected with an explosion-proof alarm and a wire end respectively.

[0008] Preferably, a gas detection port is threadedly connected to the bottom of the second connecting column.

[0009] Preferably, transparent glass is fixedly connected to the inside of the protective cover, and the outer side of the protective cover is circular and has grooves.

[0010] Preferably, the temperature and humidity sensor base, protective cover and gas detection port are made of aluminum alloy, and the display is a TFT color screen display.

[0011] Preferably, a heat dissipation groove is provided on the outer side of the temperature and humidity sensor base.

[0012] Preferably, heat dissipation paste is fixedly connected inside the temperature and humidity sensor base.

[0013] Compared with the prior art, the utility model provides an explosion-proof temperature and humidity sensor with the following features:

[0014] Beneficial effects:

[0015] 1. The utility model provides an explosion-proof temperature and humidity sensor. When in use, the heat dissipation material provided on the base of the temperature and humidity sensor and the inner wall of the protective cover can improve the heat conduction efficiency, and a heat sink is added inside the temperature and humidity sensor to increase the heat dissipation area and accelerate the heat dissipation. The thermistor provided above the circuit board can monitor the temperature change of the thermistor to control the working temperature of the sensor in real time to prevent overheating. The heat pipe provided can quickly transfer heat from the high temperature area to the low temperature area and dissipate heat through the external environment. Then, the heat dissipation fan provided inside the protective cover implements the air blowing heat dissipation treatment, and the hot gas is dissipated outward through the heat dissipation groove, so that the temperature and humidity sensor can be safely used in flammable and explosive environments, reducing the risk of causing fire or explosion.

[0016] 2. The utility model provides a temperature controller and an explosion-proof alarm. A temperature controller is provided inside the sensor. When the temperature of the sensor is too high, the temperature controller can start the cooling system or shut down part of the power supply to protect the sensor from damage. The explosion-proof alarm will sound an alarm at this time to remind the operator to take immediate precautions.

[0017] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model has a scientific and reasonable structure, is safe and convenient to use, and provides great help to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 This is a schematic diagram of the shaft side structure of one side of an explosion-proof temperature and humidity sensor proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of the shaft side structure of the other side of an explosion-proof temperature and humidity sensor proposed by the utility model;

[0021] Figure 3 This is a schematic diagram of the front view structure of an explosion-proof temperature and humidity sensor proposed by the utility model;

[0022] Figure 4 This is a schematic diagram of the internal structure of an explosion-proof temperature and humidity sensor proposed by the utility model;

[0023] Figure 5 This is a schematic diagram of the heat dissipation slot structure of an explosion-proof temperature and humidity sensor proposed by the utility model;

[0024] Figure 6 This is a schematic diagram of the heat dissipation fan structure of an explosion-proof temperature and humidity sensor proposed by the utility model;

[0025] In the figure: temperature and humidity sensor base 1, ear plate 2, first connecting column 3, second connecting column 4, gas detection port 5, wire end 6, explosion-proof alarm 7, threaded column 8, protective cover 9, transparent glass 10, groove 11, heat dissipation groove 12, heat dissipation paste 13, positioning column 14, circuit board 15, heat sink 16, thermistor 17, heat pipe 18, display 19, cooling fan 20, temperature controller 21. DETAILED DESCRIPTION

[0026] 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.

[0027] See also Figure 1-6The utility model provides a technical solution: an explosion-proof temperature and humidity sensor, including a temperature and humidity sensor base 1, wherein the upper and lower ends of the temperature and humidity sensor base 1 are respectively fixedly provided with a first connecting column 3 and a second connecting column 4, a threaded column 8 is fixedly connected to one side of the temperature and humidity sensor base 1, and a protective cover 9 is threadedly connected to the outer side of the threaded column 8, the inner part of the temperature and humidity sensor base 1 is circular and fixedly connected with a positioning column 14, a circuit board 15 is snap-connected to the outer side of the positioning column 14, a heat sink 16, a thermistor 17 and a heat pipe 18 are respectively fixedly connected to one side of the circuit board 15, a display 19 is fixedly connected to the inner side of the protective cover 9, a cooling fan 20 is fixedly connected to the bottom of the display 19, and a temperature controller 21 is symmetrically fixedly connected to the inner side of the protective cover 9, through The heat dissipation material 13 provided on the inner wall of the temperature and humidity sensor base 1 and the protective cover 9 can improve the heat conduction efficiency, and a heat sink is added inside the temperature and humidity sensor to increase the heat dissipation area and accelerate the heat dissipation. The thermistor 17 provided above the circuit board 15 can monitor the temperature change of the thermistor to control the working temperature of the sensor in real time to prevent overheating. The heat pipe 18 provided can quickly transfer heat from the high temperature area to the low temperature area and dissipate it through the external environment. Then, the heat dissipation fan 20 provided inside the protective cover 9 implements air blowing and heat dissipation treatment, and dissipates the hot gas outward through the heat dissipation groove 12, so that the temperature and humidity sensor can be safely used in flammable and explosive environments, reducing the risk of causing fire or explosion.

[0028] In the present invention, preferably, the outer side of the temperature and humidity sensor base 1 is circular and fixedly connected with an ear plate 2.

[0029] In the present invention, preferably, one end of the first connecting column 3 at the left and right ends is threadedly connected with an explosion-proof alarm 7 and a wire end 6 respectively.

[0030] In the present invention, preferably, the bottom of the second connecting column 4 is threadedly connected with a gas detection port 5 .

[0031] In the present invention, preferably, a transparent glass 10 is fixedly connected inside the protective cover 9 , and a circular groove 11 is formed on the outer side of the protective cover 9 .

[0032] In the present utility model, preferably, the temperature and humidity sensor base 1, the protective cover 9 and the gas detection port 5 are made of aluminum alloy, and the display 19 is a TFT color screen display.

[0033] In the present invention, preferably, a heat dissipation groove 12 is provided on the outer side of the temperature and humidity sensor base 1 .

[0034] In the present invention, preferably, a heat dissipation paste 13 is fixedly connected inside the temperature and humidity sensor base 1 .

[0035] The working principle and use process of the utility model are as follows: when in use, the main body of the sensor is composed of a temperature and humidity sensor base 1, and a protective cover 9 is connected to the outside through a threaded connection. A display 19 and a temperature controller 21 are installed inside the protective cover 9 for displaying temperature information and adjusting the temperature. In addition, a temperature controller 21 is symmetrically fixedly connected to the inner side of the protective cover 9 for monitoring and controlling the working temperature of the sensor to prevent overheating. The circuit board 15 is located inside the temperature and humidity sensor base 1, and a heat sink 16, a thermistor 17 and a heat pipe 18 are fixedly connected thereto. The addition of the heat sink 16, thermistor 17 and heat pipe 18 increases the heat dissipation area, accelerates the heat dissipation, and ensures that the sensor works normally without overheating. The thermistor 17 monitors temperature changes, and the heat pipe 18 can quickly transfer heat from a high temperature area to a low temperature area and dissipate heat through the external environment. A cooling fan 20 is connected to the bottom of the display 19 for implementing air blowing heat dissipation. Processing, the hot gas is dissipated outward through the heat dissipation groove 12. In order to further improve the heat conduction efficiency, a heat dissipation paste 13 is provided on the inner wall of the temperature and humidity sensor base 1 and the protective cover 9. This heat dissipation paste can effectively improve the heat conduction efficiency and ensure that the heat of the sensor can be dissipated in time. In the preferred design, the outer side of the temperature and humidity sensor base 1 is also fixedly connected to an ear plate 2, which increases the stability of the structure. One end of the first connecting column 3 is respectively threadedly connected to an explosion-proof alarm 7 and a wire end 6, so that the sensor can not only detect temperature and humidity, but also issue an alarm when dangerous gases are detected. The bottom of the second connecting column 4 is threadedly connected to a gas detection port 5 for detecting harmful gases in the environment. In short, the explosion-proof temperature and humidity sensor can be safely used in flammable and explosive environments through its precisely designed structure and the efficient coordinated work of its various parts, monitor temperature and humidity changes in real time, and promptly discover and alarm potential dangers, greatly reducing the risk of fire or explosion.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An explosion-proof temperature and humidity sensor, comprising a temperature and humidity sensor base (1), characterized in that: The upper and lower ends of the temperature and humidity sensor base (1) are respectively fixedly provided with a first connecting column (3) and a second connecting column (4); a threaded column (8) is fixedly connected to one side of the temperature and humidity sensor base (1); a protective cover (9) is threadedly connected to the outer side of the threaded column (8); a circular positioning column (14) is fixedly connected to the inner side of the temperature and humidity sensor base (1); a circuit board (15) is snap-connected to the outer side of the positioning column (14); a heat sink (16), a thermistor (17) and a heat pipe (18) are respectively fixedly connected to one side of the circuit board (15); a display (19) is fixedly connected to the inner side of the protective cover (9); a cooling fan (20) is fixedly connected to the bottom of the display (19); and a temperature controller (21) is symmetrically fixedly connected to the inner side of the protective cover (9).

2. The explosion-proof temperature and humidity sensor according to claim 1, characterized in that: The outer side of the temperature and humidity sensor base (1) is circular and fixedly connected with an ear plate (2).

3. The explosion-proof temperature and humidity sensor according to claim 1, characterized in that: One end of the first connecting column (3) at the left and right ends is respectively threadedly connected to an explosion-proof alarm (7) and a wire end (6).

4. The explosion-proof temperature and humidity sensor according to claim 1, characterized in that: The bottom of the second connecting column (4) is threadedly connected with a gas detection port (5).

5. The explosion-proof temperature and humidity sensor according to claim 1, characterized in that: The protective cover (9) is fixedly connected with a transparent glass (10) inside, and the protective cover (9) is circular and has a groove (11) on its outside.

6. The explosion-proof temperature and humidity sensor according to claim 1, characterized in that: The temperature and humidity sensor base (1), the protective cover (9) and the gas detection port (5) are made of aluminum alloy, and the display (19) is a TFT color screen display.

7. The explosion-proof temperature and humidity sensor according to claim 1, characterized in that: A heat dissipation groove (12) is provided on the outer side of the temperature and humidity sensor base (1).

8. The explosion-proof temperature and humidity sensor according to claim 1, characterized in that: The temperature and humidity sensor base (1) is fixedly connected with heat dissipation paste (13) inside.

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