Fire-fighting electrical control device

Abstract

The utility model provides a fire-fighting electrical control device, and relates to the technical field of fire-fighting equipment. The fire-fighting electrical control device comprises a control cabinet body, a heat dissipation window, a semiconductor chilling plate and an exhaust fan, the heat dissipation window is arranged below the side wall of the control cabinet body, the semiconductor chilling plate is connected to the top of the control cabinet body, the cold end of the semiconductor chilling plate faces the interior of the control cabinet body, and the hot end of the semiconductor chilling plate faces the exterior of the control cabinet body; the exhaust fan is used for absorbing heat at the hot end of the semiconductor chilling plate. According to the utility model, hot air in the control cabinet body is absorbed through the cold end of the semiconductor chilling plate and is exhausted through the exhaust fan, and external cold air continuously enters from the heat dissipation window, so that convection is realized, and the heat dissipation effect of the control cabinet body is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of fire fighting equipment, and in particular to a fire fighting electrical control device. Background Art

[0002] Fire electrical control devices are key equipment used to monitor and control fire protection systems, and they play a vital role in fire safety in buildings, factories and other places. Traditional fire electrical control devices usually include components such as control panels, sensors, actuators and alarms to monitor fire risks, control fire extinguishing systems and guide personnel evacuation.

[0003] Usually, heat dissipation holes are opened on both sides of the cabinet of the fire protection electrical control device for heat dissipation. Although the heat dissipation holes have the effect of heat dissipation, the heat dissipation method is too passive, resulting in poor heat dissipation effect inside the cabinet. Summary of the invention

[0004] In order to at least solve the above-mentioned problems to a certain extent, the present invention provides a fire protection electrical control device, including a control cabinet body, a heat dissipation window, a semiconductor refrigeration plate and an exhaust fan, wherein the heat dissipation window is arranged below the side wall of the control cabinet body, the semiconductor refrigeration plate is connected to the top of the control cabinet body, the cold end of the semiconductor refrigeration plate faces the inside of the control cabinet body, and the hot end of the semiconductor refrigeration plate faces the outside of the control cabinet body, and the exhaust fan is used to absorb the heat from the hot end of the semiconductor refrigeration plate.

[0005] Optionally, a rectangular through-hole is provided on the top of the control cabinet body, and the semiconductor cooling plate is used to be installed in the rectangular through-hole.

[0006] Optionally, it further includes a box body, the bottom surface of the box body is provided with a rectangular through groove, the rectangular through groove is connected to the rectangular through hole, the exhaust fan is connected to the inner top of the box body, and the top surface of the box body is provided with a plurality of exhaust holes.

[0007] Optionally, two heat dissipation windows are provided, and the two heat dissipation windows are symmetrically arranged on two side walls of the shell of the control cabinet body.

[0008] Optionally, the hot end and the cold end of the semiconductor refrigeration plate are connected to a heat sink and a cooling conductor respectively.

[0009] Optionally, a box body is further provided in the box body, air holes are provided on the bottom surface of the box body, and the bottom surface of the box body abuts against the heat sink.

[0010] Optionally, both inner side walls of the box body are connected with support plates, and the box body is used to be placed on the support plates.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] A heat dissipation window is arranged below the side wall of the control cabinet body, a semiconductor refrigeration plate is arranged on the top of the control cabinet body, and the cold end of the semiconductor refrigeration plate is directed toward the inside of the control cabinet body, and the hot end of the semiconductor refrigeration plate is directed toward the outside of the control cabinet body. In this way, the cold end of the semiconductor refrigeration plate absorbs the hot air in the control cabinet body and discharges it through the exhaust fan, and the colder air from the outside continuously enters from the heat dissipation window, thereby realizing convection and improving the heat dissipation effect of the control cabinet body. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of an embodiment of the present invention;

[0014] Figure 2 A front view of an embodiment of the present invention;

[0015] Figure 3 Schematic diagram of the structure inside the box in an embodiment of the present invention.

[0016] Description of reference numerals:

[0017] 1. Control cabinet body; 2. Heat dissipation window; 3. Box body; 31. Exhaust hole; 32. Rectangular through slot; 4. Semiconductor cooling plate; 41. Heat sink; 42. Cooling plate; 5. Exhaust fan; 6. Box body; 61. Air hole; 7. Support plate. DETAILED DESCRIPTION

[0018] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0019] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] In the description of this specification, the description with reference to the terms "embodiment", "one embodiment", "some embodiments", "exemplarily" and "one embodiment" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or embodiment are included in at least one embodiment or embodiment of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or embodiment. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or embodiments in a suitable manner.

[0021] The terms "first", "second", etc. are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features.

[0022] like Figure 1 , Figure 2 and Figure 3 As shown, an embodiment of the present invention provides a fire protection electrical control device, including a control cabinet body 1, a heat dissipation window 2, a semiconductor refrigeration sheet 4 and an exhaust fan 5, wherein the heat dissipation window 2 is arranged below the side wall of the control cabinet body 1, the semiconductor refrigeration sheet 4 is connected to the top of the control cabinet body 1, the cold end of the semiconductor refrigeration sheet 4 faces the inside of the control cabinet body 1, and the hot end of the semiconductor refrigeration sheet 4 faces the outside of the control cabinet body 1, and the exhaust fan 5 is used to absorb the heat from the hot end of the semiconductor refrigeration sheet 4.

[0023] It should be noted that the control cabinet body 1 generally includes the following main components: Control panel: The control panel is the core component of the fire electrical control device, which generally includes a main controller, a display screen, buttons, etc., and is used to monitor and control the operating status and parameter settings of the entire system. Sensor: A sensor is a device used to monitor environmental changes. The fire electrical control device is generally equipped with various sensors, such as smoke sensors, temperature sensors, gas sensors, etc., for detecting fire risks and environmental conditions. Actuator: An actuator is a device that performs corresponding operations according to a control signal, such as a solenoid valve, a relay, etc., which is used to control the switching and operation of a fire extinguishing system, evacuation equipment, etc. Alarm: An alarm is used to send out an alarm signal, including an audible and visual alarm, a sirens, etc., to remind personnel to pay attention to the fire hazard and take corresponding measures. Power supply: Fire electrical control devices generally require a stable power supply to ensure the normal operation of the system, and may also require a backup power supply or an emergency power supply to cope with power outages. Communication module: Some fire electrical control devices are also equipped with a communication module, which can realize data transmission and remote monitoring functions with other systems or a central monitoring room, which will not be elaborated in this case.

[0024] In this embodiment, a heat dissipation window 2 is provided below the side wall of the control cabinet body 1, a semiconductor refrigeration plate 4 is provided on the top of the control cabinet body 1, and the cold end of the semiconductor refrigeration plate 4 is directed toward the inside of the control cabinet body 1, and the hot end of the semiconductor refrigeration plate 4 is directed toward the outside of the control cabinet body 1. In this way, the cold end of the semiconductor refrigeration plate 4 absorbs the hot air in the control cabinet body 1 and discharges it through the exhaust fan 5, and the colder air from the outside continuously enters from the heat dissipation window 2, thereby realizing convection and improving the heat dissipation effect of the control cabinet body 1.

[0025] Optionally, a rectangular through-hole is provided on the top of the control cabinet body 1, and the semiconductor cooling sheet 4 is used to be installed in the rectangular through-hole.

[0026] Optionally, the fire electrical control device also includes a box body 3, the bottom surface of the box body 3 is provided with a rectangular through groove 32, the rectangular through groove 32 is connected to the rectangular through hole, the exhaust fan 5 is connected to the inner top of the box body 3, and the top surface of the box body 3 is provided with a plurality of exhaust holes 31.

[0027] In this embodiment, the exhaust fan 5 discharges the heat volatilized from the hot end of the semiconductor cooling plate 4 through the exhaust hole 31.

[0028] Optionally, two heat dissipation windows 2 are provided, and the two heat dissipation windows 2 are symmetrically arranged on two side walls of the shell of the control cabinet body 1 .

[0029] In this embodiment, a heat dissipation window 2 is provided on both side walls of the shell of the control cabinet body 1 to improve the convection effect during heat dissipation, and a dustproof net can be provided on the heat dissipation window 2 to reduce the dust from entering the control cabinet body 1 through the heat dissipation window 2.

[0030] Optionally, the hot end and the cold end of the semiconductor refrigeration plate 4 are connected to a heat sink 41 and a cooling conductor 42 respectively.

[0031] In this embodiment, the heat sink 41 and the cooling plate 42 can be respectively connected to the hot end and the cold end of the semiconductor cooling plate 4 through thermal silicone grease, and cooperate with the exhaust fan 5 to accelerate the dissipation of heat through the heat sink 41. The semiconductor cooling plate 4 is located above the inner cavity of the control cabinet body 1, which increases the heat absorption area and improves the heat dissipation effect of the control cabinet body 1.

[0032] Optionally, a box body 6 is further provided in the box body 3 , and air holes 61 are provided on the bottom surface of the box body 6 , and the bottom surface of the box body 6 abuts against the heat sink 41 .

[0033] In this embodiment, the top surface of the box body 6 can be an open structure, and a plurality of air holes 61 are opened on the bottom surface of the box body 6. By placing the Chinese herbal medicine in the box body 6 and laying a layer of gauze on the bottom surface of the box body 6 to prevent the Chinese herbal medicine from blocking the air holes 61, the heat is diffused into the box body 6 through the heat sink 41, thereby accelerating the volatilization of the Chinese herbal medicine, achieving the effect of refreshing the mind, and enhancing the initiative of fire prevention.

[0034] Optionally, both inner side walls of the box body 3 are connected with support plates 7 , and the box body 6 is used to be placed on the support plates 7 .

[0035] In this embodiment, the support plate 7 is configured as a strip structure and can be fixed to the inner wall of the box body 3 by welding or screw connection. By placing the two sides of the bottom surface of the box body 6 on the support plates 7 on both sides, the bottom surface of the box body 6 can abut against the heat sink 41, thereby heating the refreshing Chinese herbal medicine in the box body 6.

[0036] Although the present invention is disclosed as above, the protection scope of the present invention is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications will fall within the protection scope of the present invention.

Claims

1. A fire protection electrical control device, characterized in that: The invention comprises a control cabinet body (1), a heat dissipation window (2), a semiconductor cooling sheet (4) and an exhaust fan (5), wherein the heat dissipation window (2) is arranged below the side wall of the control cabinet body (1), the semiconductor cooling sheet (4) is connected to the top of the control cabinet body (1), the cold end of the semiconductor cooling sheet (4) faces the inside of the control cabinet body (1), the hot end of the semiconductor cooling sheet (4) faces the outside of the control cabinet body (1), and the exhaust fan (5) is used to absorb the heat from the hot end of the semiconductor cooling sheet (4).

2. The fire protection electrical control device according to claim 1, characterized in that: The top of the control cabinet body (1) is provided with a rectangular through-hole, and the semiconductor cooling sheet (4) is used to be installed in the rectangular through-hole.

3. The fire protection electrical control device according to claim 2, characterized in that: It also comprises a box body (3), the bottom surface of the box body (3) is provided with a rectangular through groove (32), the rectangular through groove (32) is connected to the rectangular through hole, the exhaust fan (5) is connected to the inner top of the box body (3), and the top surface of the box body (3) is provided with a plurality of exhaust holes (31).

4. The fire protection electrical control device according to claim 3, characterized in that: Two heat dissipation windows (2) are provided, and the two heat dissipation windows (2) are symmetrically arranged on two side walls of the shell of the control cabinet body (1).

5. The fire protection electrical control device according to claim 3, characterized in that: The hot end and the cold end of the semiconductor refrigeration sheet (4) are respectively connected to a heat sink (41) and a cooling conductor (42).

6. The fire protection electrical control device according to claim 5, characterized in that: A box body (6) is also provided inside the box body (3), an air hole (61) is provided on the bottom surface of the box body (6), and the bottom surface of the box body (6) is in contact with the heat sink (41).

7. The fire protection electrical control device according to claim 6, characterized in that: Both inner side walls of the box body (3) are connected to support plates (7), and the box body (6) is used to be placed on the support plates (7).

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