Fire-fighting electrical control device with high heat dissipation efficiency

Abstract

The utility model belongs to the technical field of electrical control devices, and particularly discloses a fire-fighting electrical control device with high heat dissipation efficiency, which comprises a box body, a box door and a heat dissipation assembly, the open end of the box body is hinged and fixed with the box door through a hinge, the bottom of the box body is fixedly provided with a base, the bottom of the box body is provided with a ventilation grid, and the ventilation grid is fixedly arranged on the base. An electronic element is fixedly connected to the side wall, corresponding to the box door, in the box body, a filter screen is vertically installed in the box body, and the filter screen is arranged on the side away from the hinged end of the box door; a heat dissipation assembly is fixedly installed on the side wall, close to the filter screen, of the box body, the heat dissipation assembly comprises a cylindrical air inlet pipeline and a circular-truncated-cone-shaped air suction cover, the air inlet pipeline is arranged on the side wall of the box body in a penetrating mode, and an impurity removal steel net is arranged between the air suction cover and the air inlet pipeline; a fixing frame is fixedly installed on the inner wall of the middle section of the air inlet pipeline, and a cooling fan is installed on the fixing frame.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical control devices, in particular to a fire protection electrical control device with high heat dissipation efficiency. Background Art

[0002] Fire electrical control devices are used to control various automatic fire-fighting facilities such as building fire water supply equipment, automatic fire extinguishing equipment, indoor fire hydrant equipment, smoke exhaust equipment, fireproof doors and windows, fireproof roller shutters, etc. It has the functions of controlling the controlled equipment to perform predetermined actions, receiving feedback signals from the controlled equipment, monitoring the status of the controlled equipment, communicating information with superior monitoring equipment, and sending sound and light prompts to users.

[0003] When the fire electrical control device is in operation, its internal electronic components will generate a lot of heat due to being in a long-term working state. If this heat accumulates in the box and cannot be dissipated in time, it will cause damage to the electronic components and fail to work normally, thus affecting the control of the fire equipment. Utility Model Content

[0004] The purpose of the utility model is to provide a fire protection electrical control device with high heat dissipation efficiency to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fire protection electrical control device with high heat dissipation efficiency, comprising a box body, a box door and a heat dissipation component, the front of the box body is set to be open, and one end of the open box body is hinged and fixed to the box door by a hinge, a lighting lamp is installed at the top of the box body, and a base is fixedly installed at the bottom of the box body, the base is a hollow structure with an opening at the top, and the top surface of the base is welded to the bottom end surface of the box body, a ventilation grille is arranged at the bottom of the box body, and electronic components are fixedly connected to the side walls of the box body corresponding to the box door, and a filter screen is vertically installed in the box body, and the filter screen It is arranged on the side away from the hinged end of the box door; a heat dissipation component is fixedly installed on the side wall of the box body close to the filter screen, and the heat dissipation component includes a cylindrical air inlet duct and a truncated cone-shaped air suction hood, the air inlet duct is arranged through the side wall of the box body, and a first fixing ring is arranged on the outer peripheral wall of both ends of the air inlet duct, the first fixing ring is connected to the second fixing ring by bolts at one end outside the box body, and the second fixing ring is arranged on the outer periphery of the small opening end of the air suction hood, a de-impurity steel mesh is arranged between the air suction hood and the air inlet duct, a fixing frame is fixedly installed on the inner wall of the middle section of the air inlet duct, and a heat dissipation fan is installed on the fixing frame.

[0006] Preferably, a door-controlled switch is fixedly mounted on the inner wall of the box body close to the hinged end, and the door-controlled switch is electrically connected to the lighting lamp.

[0007] Preferably, a temperature sensor is fixedly mounted on the inner wall of the box, and an alarm is provided at the bottom end of the temperature sensor.

[0008] Preferably, the side surface of the base is penetrated with heat dissipation holes distributed in an array.

[0009] Preferably, one side of the impurity-removing steel mesh is fixedly connected with a sleeve, and the sleeve is arranged in a similar truncated cone shape corresponding to the air suction hood, and the interval between the sleeve and the air suction hood forms an accelerated air induction gap.

[0010] Preferably, an adsorption layer is provided on the inner wall of the air inlet duct and the inner wall and outer wall of the sleeve.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model provides a truncated cone-shaped air suction hood and a sleeve, and the interval between the sleeve and the air suction hood forms an accelerating air intake gap, which cooperates with the heat dissipation fan to increase the air supply, accelerate the air circulation inside the box, accelerate the heat dissipation, and extend the service life of electronic devices; the utility model provides an adsorption layer on the inner wall of the air inlet duct and the inner wall and outer wall of the sleeve, and also provides a filter net and a de-mixing steel net on both sides of the heat dissipation fan to absorb impurities in the wind, reduce dust accumulation in the box, and avoid dust from affecting the parts inside the box; the utility model provides a lighting lamp, so that workers can more clearly detect electronic components during maintenance, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is the front view of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the heat dissipation component of the utility model;

[0015] Figure 4 This is a cross-sectional view of the heat dissipation component of the utility model.

[0016] In the figure: 1. base; 101. heat dissipation hole; 2. box body; 201. ventilation grille; 3. box door; 4. electronic components; 5. filter; 6. door switch; 7. temperature sensor; 8. alarm; 9. lighting; 10. air inlet duct; 1001. first fixing ring; 11. air suction hood; 1101. sleeve; 1102. adsorption layer; 1103. second fixing ring; 12. impurity removal steel mesh; 13. heat dissipation fan; 14. fixing frame. DETAILED DESCRIPTION

[0017] 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.

[0018] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0019] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. 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] See also Figure 1-4The utility model provides a technical solution: a fire electrical control device with high heat dissipation efficiency, comprising a box body 2, a box door 3 and a heat dissipation component, the front of the box body 2 is set to be open, and the open end of the box body 2 is hinged and fixed to the box door 3 by a hinge, a lighting lamp 9 is installed at the top of the box body 2, and a base 1 is fixedly installed at the bottom of the box body 2. The base 1 is a hollow structure with an opening at the top, and the top surface of the base 1 is welded to the bottom surface of the box body 2. A ventilation grille 201 is arranged at the bottom of the box body 2, and an electronic component 4 is fixedly connected to the side wall of the box body 2 corresponding to the box door 3, and a filter screen 5 is vertically installed in the box body 2, and the filter screen 5 is arranged on a side away from the hinged end of the box door 3; A heat dissipation component is fixedly installed on the side wall of the box body 2 close to the filter screen 5, and the heat dissipation component includes a cylindrical air inlet duct 10 and a truncated cone-shaped air suction hood 11. The air inlet duct 10 is arranged on the side wall of the box body 2, and a first fixing ring 1001 is arranged on the outer peripheral wall at both ends of the air inlet duct 10. The end of the first fixing ring 1001 located outside the box body 2 is connected to the second fixing ring 1103 by bolts, and the second fixing ring 1103 is arranged on the periphery of the small opening end of the air suction hood 11. A de-impurity steel mesh 12 is arranged between the air suction hood 11 and the air inlet duct 10. A fixing frame 14 is fixedly installed on the inner wall of the middle section of the air inlet duct 10, and a heat dissipation fan 13 is installed on the fixing frame 14.

[0021] Furthermore, a door-controlled switch 6 is fixedly mounted on the inner wall of the box body 2 near the hinged end, and the door-controlled switch 6 is electrically connected to the lighting lamp 9 .

[0022] Furthermore, a temperature sensor 7 is fixedly installed on the inner wall of the box 2, and an alarm 8 is provided at the bottom end of the temperature sensor 7. The temperature sensor 7 can monitor the temperature inside the box 2. If the temperature is too high, the alarm 8 can be activated to remind the staff to maintain the heat dissipation equipment, or maintain and replace the electronic components 4 in the box 1.

[0023] Furthermore, the side surface of the base 1 is penetrated with heat dissipation holes 101 distributed in an array.

[0024] Furthermore, one side of the impurity removal steel mesh 12 is fixedly connected to a sleeve 1101, and the sleeve 1101 is set to a similar truncated cone shape corresponding to the air suction hood 11, and the interval between the sleeve 1101 and the air suction hood 11 forms an accelerated air induction gap.

[0025] Furthermore, an adsorption layer 1102 is provided on the inner wall of the air inlet duct 10 and the inner wall and outer wall of the sleeve 1101 .

[0026] Working principle: The utility model provides a fire electrical control device with high heat dissipation efficiency, including a box body 2, a box door 3 and a heat dissipation component. The front of the box body 2 is set to be open, and the open end of the box body 2 is hinged and fixed to the box door 3 by a hinge. A lighting lamp 9 is installed at the top of the box body 2, and a base 1 is fixedly installed at the bottom of the box body 2. The base 1 is a hollow structure with an opening at the top. The top surface of the base 1 is welded to the bottom surface of the box body 2. A ventilation grille 201 is arranged at the bottom of the box body 2. The side wall of the box body 2 corresponding to the box door 3 is An electronic component 4 is fixedly connected, a filter screen 5 is vertically installed in the box body 2, and the filter screen 5 is arranged on a side away from the hinged end of the box door 3; a heat dissipation component is fixedly installed on the side wall of the box body 2 close to the filter screen 5, and the heat dissipation component includes a cylindrical air inlet duct 10 and a truncated cone-shaped air suction cover 11, the air inlet duct 10 is arranged on the side wall of the box body 2, and a first fixing ring 1001 is arranged on the outer peripheral wall of both ends of the air inlet duct 10, and the end of the first fixing ring 1001 located outside the box body 2 is connected to the second fixing ring 1103 by bolts, The second fixing ring 1103 is arranged on the periphery of the small opening end of the air suction hood 11, and a steel mesh 12 for removing impurities is arranged between the air suction hood 11 and the air inlet duct 10. A fixing frame 14 is fixedly installed on the inner wall of the middle section of the air inlet duct 10, and a heat dissipation fan 13 is installed on the fixing frame 14. When in use, the heat dissipation fan 13 is started, and the heat dissipation fan 13 sucks air from the outside into the box body 2 through the air suction hood 11 and the air inlet duct 10. Through the design of the heat dissipation fan 13, the air circulation inside the box body 2 can be accelerated, thereby removing the heat from the internal ventilation grille. 201 enters the base 1, and finally flows to the outside of the box body 2 through the heat dissipation holes 101 to achieve the purpose of cooling, avoiding the internal temperature increase that reduces the working life of the internal parts, thereby improving the functionality of this fire protection electrical control box. The inhaled air will pass through the adsorption layer 1102, the impurity removal steel mesh 12 and the filter mesh 5 in turn, adsorb impurities in the wind, reduce the accumulation of dust in the box body 2, and avoid the dust from affecting the parts inside the box body 2. During maintenance and inspection, just open the box door 3, the door control switch 6 is in the open state, and the lighting lamp 9 is on, which is convenient for maintenance personnel to detect and repair.

[0027] 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. A fire protection electrical control device with high heat dissipation efficiency, characterized in that: The invention comprises a box body (2), a box door (3) and a heat dissipation assembly, wherein the front of the box body (2) is arranged to be open, and one end of the open box body (2) is hingedly fixed to the box door (3) by a hinge, an illuminating lamp (9) is installed at the top end of the box body (2), a base (1) is fixedly installed at the bottom of the box body (2), the base (1) is a hollow structure with an open top, the top surface of the base (1) is welded to the bottom surface of the box body (2), an air-permeable grille (201) is arranged at the bottom of the box body (2), an electronic component (4) is fixedly connected to the side wall of the box body (2) corresponding to the box door (3), a filter screen (5) is vertically installed in the box body (2), and the filter screen (5) is arranged on a side away from the hinged end of the box door (3); the box body (2) is close to the filter screen (5) A heat dissipation component is fixedly mounted on the side wall of the box body (2), and the heat dissipation component comprises a cylindrical air inlet duct (10) and a truncated cone-shaped air suction cover (11). The air inlet duct (10) is arranged through the side wall of the box body (2). First fixing rings (1001) are arranged on the outer peripheral walls of both ends of the air inlet duct (10). The end of the first fixing ring (1001) located outside the box body (2) is connected to a second fixing ring (1103) by bolts. The second fixing ring (1103) is arranged on the outer periphery of the small opening end of the air suction cover (11). A steel mesh (12) for removing impurities is arranged between the air suction cover (11) and the air inlet duct (10). A fixing frame (14) is fixedly mounted on the inner wall of the middle section of the air inlet duct (10), and a heat dissipation fan (13) is installed on the fixing frame (14).

2. A fire protection electrical control device with high heat dissipation efficiency according to claim 1, characterized in that: A door-controlled switch (6) is fixedly mounted on the inner wall of the box body (2) near the hinged end, and the door-controlled switch (6) is electrically connected to the lighting lamp (9).

3. A fire protection electrical control device with high heat dissipation efficiency according to claim 1, characterized in that: A temperature sensor (7) is fixedly mounted on the inner wall of the box body (2), and an alarm (8) is arranged at the bottom end of the temperature sensor (7).

4. A fire protection electrical control device with high heat dissipation efficiency according to claim 1, characterized in that: The side surface of the base (1) is penetrated by heat dissipation holes (101) distributed in an array.

5. A fire electrical control device with high heat dissipation efficiency according to claim 1, characterized in that: A sleeve (1101) is fixedly connected to one side of the impurity removal steel mesh (12); the sleeve (1101) is arranged in a similar truncated cone shape corresponding to the air suction hood (11); and the interval between the sleeve (1101) and the air suction hood (11) forms an accelerated air induction gap.

6. A fire electrical control device with high heat dissipation efficiency according to claim 5, characterized in that: The inner wall of the air inlet duct (10) and the inner wall and outer wall of the sleeve (1101) are all provided with an adsorption layer (1102).

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