Automatic smoke exhaust device for fire engineering

Abstract

The utility model provides an automatic smoke evacuation device for fire protection engineering, including bottom plate, spacer, fixed plate, box, bottom plate top fixed connection spacer, fixed plate top fixed connection fixed plate, fixed plate inner side fixed connection box, box, box top fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base, fixed plate inner side fixed connection base. A motor is fixedly connected to the top of the base, and connecting lugs are fixedly connected to the two sides of the box body. Compared with the prior art, the novel smoke exhaust structure design is adopted, the smoke exhauster is vertically installed on the front face of the box body, the motor is transversely installed on the top face of the box body, when the blades at the output end of the motor rotate at a high speed, the smoke exhaust port sucks smoke and exhausts the smoke away from the smoke exhaust port, the smoke exhauster is in a disc type design and is installed close to the box body, and the smoke exhaust efficiency is improved. In addition, vortex type smoke discharge is achieved, the air flow speed is high, smoke discharge is efficient, the box body and the motor are matched, and the smoke discharge device is compact and small in overall structure, small in size and small in occupied space.

Description

Technical Field

[0001] The utility model relates to the technical field of fire protection engineering, in particular to an automatic smoke exhaust device for fire protection engineering. Background Art

[0002] The smoke exhaust device used in fire protection engineering refers to the equipment that discharges the smoke generated at the fire scene. The smoke can be discharged in time so that people will not inhale too much smoke and suffer physical injuries during the evacuation process.

[0003] Prior art CN218442662U discloses a smoke exhaust device for fire engineering, including a fixed cylinder and a first circular fixed ring, the outer surface of the first circular fixed ring is welded to the inner surface of the fixed cylinder, a second circular fixed ring is welded to one end of the inner cavity of the fixed cylinder, and a filter is welded inside the second circular fixed ring. In this solution, the motor power shaft drives the rotating rod to rotate, and the rotating rod drives the ring and the connecting piece to rotate at the same time. The ring drives the four blades to rotate to generate suction, and the smoke filtered by the filter can be drawn into the fixed cylinder and discharged through the fixed cylinder.

[0004] This prior art is a common fire smoke exhaust device. Although it can automatically clean the filter, in actual use, it needs manual operation to start the smoke exhaust, and it cannot realize automatic smoke exhaust after smoke appears. The smoke exhaust is not timely. At the same time, it is a long strip structure with a long overall length. The duct and fan both occupy a long and large space, while the fire-fighting facilities in the prior art do not have a lot of space to be placed. Therefore, a new automatic smoke exhaust device for fire-fighting engineering is proposed, which has a small and compact structure and can realize automatic smoke exhaust while ensuring the smoke extraction efficiency. Utility Model Content

[0005] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0006] Therefore, one purpose of the present invention is to provide an automatic smoke exhaust device for fire protection engineering to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0007] In order to achieve the above-mentioned purpose, an embodiment of the utility model on one hand provides an automatic smoke exhaust device for fire protection engineering, comprising a bottom plate, a spacer, a fixing plate, and a box body, wherein the top of the bottom plate is fixedly connected with a spacer, the top of the spacer is fixedly connected with a fixing plate, the inner side of the fixing plate is fixedly connected with a box body, and the box body is a hollow structure, characterized in that the top of the box body is fixedly connected with a base, and the top of the base is fixedly connected with a motor;

[0008] The two sides of the box body are fixedly connected with connecting ears, and the front of the connecting ears is fixedly connected with a smoke exhauster, which is vertically arranged and is in a disc shape;

[0009] A smoke extraction port is fixedly connected to the middle of the side of the smoke exhauster, the diameter of the smoke extraction port decreases from the outside to the inside, and a filter is fixedly connected to the mouth of the smoke extraction port;

[0010] A bracket is fixedly connected to the surface of the smoke exhauster, a smoke sensor is installed on the inner side of the bracket, and the output end of the smoke sensor is connected to the controller of the motor;

[0011] The output end of the motor is movably connected to the smoke exhauster and a plurality of blades are fixedly connected to the output end of the motor. The blades are located inside the smoke exhauster. A smoke exhaust port is fixedly connected to one side of the smoke exhauster.

[0012] Preferably, any of the above solutions is that the spacer is made of rubber material, the spacer is bonded to the bottom plate, and the top end of the spacer is embedded in the fixing plate.

[0013] Adopting the above technical solution: this device is applied to the field of fire protection engineering, specifically a smoke exhaust device.

[0014] Preferably, any of the above schemes is that a screw is fixedly connected to the top of the box and is connected to the base with a nut, and the motor is horizontally oriented.

[0015] Adopting the above technical solution: the device is divided into three parts. The first part is the installation structure, which is composed of a bottom plate, a spacer, a fixing plate, a box body, and a connecting ear. The second part is the base and a motor. The third part is the smoke exhaust structure, which is composed of a smoke exhauster, a smoke outlet, a filter, a bracket, a smoke sensor, blades, and a smoke outlet.

[0016] Preferably, any of the above schemes is that the front side of the motor fits the back side of the smoke exhauster, the connecting ear is welded to the box body, and the connecting ear is welded to the back side of the smoke exhauster.

[0017] Preferably, any of the above schemes is that the connecting ear is bent at 90 degrees and the thickness of the smoke exhauster is 12-15 cm.

[0018] Adopting the above technical solution: the core structure of this device is the box, base, motor, connecting ear, smoke exhauster, smoke outlet, bracket, smoke sensor, blades and smoke outlet. The core advantages of this device are: adopting a new smoke exhaust structure design, the smoke exhauster is installed vertically on the front of the box, and the motor is installed horizontally on the top surface of the box. When the blades at the output end of the motor rotate at high speed, the smoke outlet draws smoke and exhausts the smoke from the smoke outlet. The smoke exhauster adopts a disc design, installed close to the box, and is a vortex smoke exhaust, with fast air flow rate and efficient smoke exhaust. With the box and motor, the overall structure of the smoke exhaust device is compact and small, and its own volume is small, and it does not take up space;

[0019] This device can realize automatic smoke exhaust. Specifically, when the smoke sensor senses that the smoke concentration reaches the threshold of the smoke sensor, it sends a signal to the motor controller. The motor controller is integrated with an MCU module. At this time, the motor can be started to rotate the blades to realize automatic smoke exhaust without human intervention.

[0020] Preferably, any of the above schemes is that the model of the smoke sensor is MQ-2, the port of the smoke exhaust port faces upward, and the port of the smoke exhaust port is a flange interface.

[0021] By adopting the above technical solution: the smoke exhaust port can be connected to the smoke exhaust pipe through the flange port.

[0022] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0023] The automatic smoke exhaust device for fire protection engineering adopts a new type of smoke exhaust structure design through the coordinated arrangement of a box, a base, a motor, a connecting ear, a smoke exhauster, a smoke extraction port, a bracket, a smoke sensor, blades and a smoke exhaust port. The smoke exhauster is vertically installed on the front of the box, and the motor is horizontally installed on the top surface of the box. When the blades at the output end of the motor rotate at a high speed, the smoke extraction port draws smoke and exhausts the smoke from the smoke exhaust port. The smoke exhauster adopts a disc-type design, is installed close to the box, and is a vortex-type smoke exhaust, with a fast air flow rate and efficient smoke exhaust. With the box and the motor, the overall structure of the smoke exhaust device is compact and small, and its own volume is small, and it does not occupy space.

[0024] This device can realize automatic smoke exhaust. Specifically, when the smoke sensor senses that the smoke concentration has reached the threshold of the smoke sensor, it sends a signal to the motor controller. The motor controller is integrated with an MCU module. At this time, the motor can be started to rotate the blades to realize automatic smoke exhaust. No human intervention is required, and the smoke is exhausted in time.

[0025] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0027] Figure 1 It is a structural schematic diagram of the utility model from the first perspective;

[0028] Figure 2 It is a structural schematic diagram of the utility model from a second viewing angle;

[0029] Figure 3 It is a structural schematic diagram of the utility model from a third viewing angle;

[0030] Figure 4 It is a schematic diagram of the partial structure inside the smoke exhauster of the utility model.

[0031] In the figure: 1-bottom plate, 2-spacer, 3-fixing plate, 4-box, 5-base, 6-motor, 7-connecting ear, 8-smoke exhauster, 9-smoke outlet, 10-filter, 11-bracket, 12-smoke sensor, 13-blade, 14-smoke outlet. DETAILED DESCRIPTION

[0032] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0033] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like 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 an indirect connection 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.

[0034] like Figure 1-4 As shown, the automatic smoke exhaust device for fire protection engineering comprises a bottom plate 1, a spacer 2, a fixing plate 3, and a box body 4. The top of the bottom plate 1 is fixedly connected with the spacer 2, the top of the spacer 2 is fixedly connected with the fixing plate 3, the inner side of the fixing plate 3 is fixedly connected with the box body 4, and the box body 4 is a hollow structure, characterized in that the top of the box body 4 is fixedly connected with a base 5, and the top of the base 5 is fixedly connected with a motor 6;

[0035] The two sides of the box body 4 are fixedly connected with connecting ears 7, and the front of the connecting ears 7 is fixedly connected with a smoke exhauster 8, which is vertically arranged and in a disc shape;

[0036] A smoke outlet 9 is fixedly connected to the middle of the side of the smoke exhauster 8, and the diameter of the smoke outlet 9 decreases from the outside to the inside. A filter 10 is fixedly connected to the mouth of the smoke outlet 9;

[0037] A bracket 11 is fixedly connected to the surface of the smoke exhauster 8, a smoke sensor 12 is installed inside the bracket 11, and the output end of the smoke sensor 12 is connected to the controller of the motor 6;

[0038] The output end of the motor 6 is movably connected to the smoke exhauster 8 and a plurality of blades 13 are fixedly connected to the output end of the motor 6 . The blades 13 are located inside the smoke exhauster 8 . A smoke exhaust port 14 is fixedly connected to one side of the smoke exhauster 8 .

[0039] Embodiment 1: The spacer 2 is made of rubber, the spacer 2 is bonded to the bottom plate 1, and the top of the spacer 2 is embedded on the fixed plate 3. This device is applied to the field of fire protection engineering, specifically a smoke exhaust device. The top of the box body 4 is fixedly connected with a screw and connected to the base 5 with a nut, and the motor 6 is horizontal.

[0040] Embodiment 2: This device is divided into three parts. The first part is the installation structure, which is composed of a bottom plate 1, a spacer 2, a fixing plate 3, a box body 4, and a connecting ear 7. The second part is a base 5 and a motor 6. The third part is a smoke exhaust structure, which is composed of a smoke exhauster 8, a smoke extraction port 9, a filter 10, a bracket 11, a smoke sensor 12, a blade 13, and a smoke exhaust port 14. The front of the motor 6 fits the back of the smoke exhauster 8, the connecting ear 7 is welded to the box body 4, and the connecting ear 7 is welded to the back of the smoke exhauster 8. The connecting ear 7 is bent at ninety degrees, and the thickness of the smoke exhauster 8 is 12-15 cm. The model of the smoke sensor 12 is MQ-2, the port of the smoke exhaust port 14 faces upward, and the port of the smoke exhaust port 14 is a flange interface. The smoke exhaust port 14 can be connected to the smoke exhaust pipe through the flange port. This device can realize automatic smoke exhaust. Specifically, when the smoke sensor 12 senses that the smoke concentration reaches the threshold of the smoke sensor 12, it sends a signal to the controller of the motor 6. The controller of the motor 6 is integrated with an MCU module. At this time, the motor 6 can be started to rotate the blades 13 to realize automatic smoke exhaust without human intervention.

[0041] The working principle of the utility model is as follows:

[0042] S1, when the smoke sensor 12 senses that the smoke concentration reaches the threshold of the smoke sensor 12, a signal is sent to the controller of the motor 6, and the controller of the motor 6 is integrated with an MCU module, and the motor 6 can be started at this time to rotate the blade 13;

[0043] S2. When the blades 13 at the output end of the motor 6 rotate at a high speed, the smoke extraction port 9 extracts smoke and exhausts the smoke from the smoke exhaust port 14.

[0044] Compared with the prior art, the present invention has the following beneficial effects:

[0045] The automatic smoke exhaust device for fire protection engineering adopts a new type of smoke exhaust structure design through the coordinated arrangement of a box body 4, a base 5, a motor 6, a connecting ear 7, a smoke exhauster 8, a smoke extraction port 9, a bracket 11, a smoke sensor 12, a blade 13 and a smoke exhaust port 14. The smoke exhauster 8 is vertically installed on the front of the box body 4, and the motor 6 is horizontally installed on the top surface of the box body 4. When the blade 13 at the output end of the motor 6 rotates at a high speed, the smoke extraction port 9 extracts smoke and exhausts the smoke from the smoke exhaust port 14. The smoke exhauster 8 adopts a disc-type design, is installed close to the box body 4, and is a vortex-type smoke exhaust, with a fast air flow rate and efficient smoke exhaust. With the box body 4 and the motor 6, the overall structure of the smoke exhaust device is compact and small, and its own volume is small, and it does not occupy space.

[0046] This device can realize automatic smoke exhaust. Specifically, when the smoke sensor 12 senses that the smoke concentration reaches the threshold of the smoke sensor 12, it sends a signal to the controller of the motor 6. The controller of the motor 6 is integrated with an MCU module. At this time, the motor 6 can be started to rotate the blades 13 to realize automatic smoke exhaust. No human intervention is required, and the smoke is exhausted in time.

Claims

1. An automatic smoke exhaust device for fire protection engineering, comprising a bottom plate (1), a spacer (2), a fixing plate (3), and a box (4), wherein the top of the bottom plate (1) is fixedly connected to the spacer (2), the top of the spacer (2) is fixedly connected to the fixing plate (3), the inner side of the fixing plate (3) is fixedly connected to the box (4), and the box (4) is a hollow structure, characterized in that: The top of the box (4) is fixedly connected to a base (5), and the top of the base (5) is fixedly connected to a motor (6); Connecting ears (7) are fixedly connected to both sides of the box body (4), and a smoke exhauster (8) is fixedly connected to the front of the connecting ears (7). The smoke exhauster (8) is vertically arranged and is in the form of a disc. A smoke extraction port (9) is fixedly connected to the middle of the side of the smoke exhauster (8), the diameter of the smoke extraction port (9) decreases from the outside to the inside, and a filter (10) is fixedly connected to the mouth of the smoke extraction port (9); A bracket (11) is fixedly connected to the surface of the smoke exhauster (8), a smoke sensor (12) is installed on the inner side of the bracket (11), and an output end of the smoke sensor (12) is connected to a controller of the motor (6); The output end of the motor (6) is movably connected to the smoke exhauster (8) and a plurality of blades (13) are fixedly connected to the output end of the motor (6). The blades (13) are located inside the smoke exhauster (8). A smoke exhaust port (14) is fixedly connected to one side of the smoke exhauster (8).

2. The automatic smoke exhaust device for fire protection engineering according to claim 1, characterized in that: The spacer (2) is made of rubber material, the spacer (2) is bonded to the bottom plate (1), and the top end of the spacer (2) is embedded in the fixing plate (3).

3. The automatic smoke exhaust device for fire protection engineering as claimed in claim 2, characterized in that: The top of the box body (4) is fixedly connected with a screw rod and connected to the base (5) with a nut, and the motor (6) is horizontally oriented.

4. The automatic smoke exhaust device for fire protection engineering as claimed in claim 3, characterized in that: The front side of the motor (6) is attached to the back side of the smoke exhauster (8), the connecting ear (7) is welded to the box body (4), and the connecting ear (7) is welded to the back side of the smoke exhauster (8).

5. The automatic smoke exhaust device for fire protection engineering as claimed in claim 4, characterized in that: The connecting ear (7) is bent at 90 degrees, and the thickness of the smoke exhauster (8) is 12-15 cm.

6. The automatic smoke exhaust device for fire protection engineering as claimed in claim 5, characterized in that: The model of the smoke sensor (12) is MQ-2, the port of the smoke exhaust port (14) faces upward, and the port of the smoke exhaust port (14) is a flange interface.

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