Ventilation device for building construction

Abstract

The utility model relates to the technical field of ventilation devices, in particular to a ventilation device for building construction, which comprises a motor connected to the inner wall of a protective shell through bolts and used for providing power, a filter screen used for filtering is clamped on the side face of the protective shell, and the side face of the protective shell is connected with an air outlet used for limiting through bolts. A bearing plate used for positioning is fixedly connected to the side face of the protective shell, a connecting column used for fixing is inserted into the upper end of the bearing plate, and a cement groove used for storage is formed in the upper end of the protective shell. According to the ventilation device for building construction, through cooperative arrangement of the protection shell and the filter screen, when indoor air is exhausted, harmful substances in the air can be filtered out, the situation that the environment is polluted after the harmful substances are exhausted is avoided, by means of arrangement of the air outlet, the protection shell can be sealed when air is not exhausted, and the ventilation effect is improved. And dust and impurities in outdoor air are isolated, so that the motor is prevented from being damaged by dust accumulation.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation devices, in particular to a ventilation device for building construction. Background Art

[0002] During the process of indoor building decoration, indoor building materials will volatilize harmful gases and pollute the indoor air. When the human body inhales harmful gases, it will endanger human health. Therefore, it is necessary to ventilate the room in time to reduce the concentration of harmful gases indoors. Ventilation is a technology that uses natural or mechanical methods to allow wind to pass through without obstacles and reach the room or sealed environment to create a hygienic, safe and other suitable air environment. Frequent ventilation can improve indoor air quality and is beneficial to health. Various facilities that complete ventilation work in buildings are collectively referred to as ventilation equipment. In civil ventilation equipment, the ventilation components that connect indoor and outdoor are vents. Commonly used large-area vents are louver-shaped, small vents are hemispherical, and so on.

[0003] Chinese patent announcement number CN219159264U discloses a ventilation device, including a casing, an impeller and an air inlet, the air outlet is arranged at the end of the casing, a support foot is installed at the bottom of the casing, the impeller is installed in the casing, the shaft of the impeller is connected to the main shaft of the transmission device, the main shaft is connected to the motor through a coupling, the air inlet is installed at the shaft end of the casing, the transmission device includes a bearing box, a main shaft and a bearing, the main shaft is installed on the bearing box through two bearings, and the main shaft is connected to the shaft of the impeller. The utility model reduces noise while ventilating, ensuring that the noise of the working environment is at a low level.

[0004] However, the utility model has the following problems when it is actually used:

[0005] 1. When the existing device is in use, it is not convenient to filter harmful substances in the exhaust gas, which is more likely to cause environmental pollution;

[0006] 2. After the staff completes the installation of the device, it is easy to shake during use and has poor stability. Utility Model Content

[0007] 1. Technical issues to be resolved

[0008] In order to overcome the above-mentioned defects of the prior art, the utility model provides a ventilation device for construction, which solves the problem that the existing device mentioned in the above-mentioned background technology is not convenient for filtering harmful substances in the exhaust gas when in use, and is more likely to cause pollution to the environment. After the staff completes the installation of the device, it is easy to shake during use and has poor stability.

[0009] (II) Technical solution

[0010] To achieve the above objectives, the utility model is implemented through the following technical solutions: a ventilation device for construction, including an electric motor connected to the inner wall of a protective shell by bolts for providing power, a filter screen for filtering is clamped on the side of the protective shell, an air outlet for limiting is connected to the side of the protective shell by bolts, a load-bearing plate for positioning is fixedly connected to the side of the protective shell, a connecting column for fixing is inserted at the upper end of the load-bearing plate, and a cement trough for storage is opened at the upper end of the protective shell.

[0011] Optionally, a positioning plate for limiting position is provided on the side of the motor, and a positioning pin for fixing is inserted at the upper end of the positioning plate.

[0012] Optionally, a fan for exhausting air is clamped on the output end of the motor, and a cover for positioning is threadedly connected to the output end of the motor.

[0013] Optionally, a limiting plate for limiting is fixedly connected to the inner wall of the protective shell, and a clamping hole for positioning is opened on the side of the protective shell.

[0014] Optionally, an adjusting leaf for protection is clamped on the side of the air outlet, and a clamping block for positioning is fixedly connected to the side of the air outlet.

[0015] Optionally, a pin for limiting is inserted into the side of the card block, and the pin passes through one side of the card block and is inserted into the inside of the protective shell.

[0016] Optionally, a pin for fixing is inserted into the side of the protective shell, and the pin passes through one side of the protective shell and is inserted into the inside of the filter.

[0017] Optionally, a fixing mechanism for limiting is fixedly connected to the side surface of the limiting plate, and a limiting hole for positioning is provided at the upper end of the limiting plate.

[0018] (III) Beneficial effects

[0019] The utility model provides a ventilation device for building construction, which has the following beneficial effects:

[0020] 1. The ventilation device for building construction, through the coordinated setting of the protective shell and the filter, can filter harmful substances in the air when discharging the indoor air to avoid environmental pollution after the discharge. With the help of the setting of the air outlet, the protective shell can be sealed when the air is not discharged, and the dust and impurities in the outdoor air can be isolated to avoid the accumulation of dust to cause damage to the motor.

[0021] 2. The ventilation device for building construction is arranged by the coordination of the load-bearing plate and the connecting column, so that it is convenient for the workers to fix the protective shell inside the wall, making the whole more stable during operation. With the help of the setting of the cement trough, the upper end of the protective shell can be more closely connected to the wall, making the protective shell more firmly inside the wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the protective shell structure of the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of the electric motor of the utility model;

[0025] Figure 4 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0026] Figure 5 This is a schematic diagram of the card block structure of the utility model;

[0027] Figure 6 This is a schematic diagram of the structure of the reinforcement plate of the utility model;

[0028] Figure 7 This is a schematic diagram of the threaded column structure of the utility model.

[0029] In the figure: 1. protective shell; 2. electric motor; 3. filter; 4. air outlet; 5. load-bearing plate; 6. connecting column; 7. cement trough; 8. positioning plate; 9. positioning pin; 10. fan; 11. cover; 12. limit plate; 13. card hole; 14. adjustment blade; 15. card block; 16. latch; 17. pin; 18. fixing mechanism; 19. limit hole; 1801, card block; 1802, reinforcement plate; 1803, threaded column. DETAILED DESCRIPTION

[0030] 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. 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.

[0031] See also Figures 1 to 7In order to facilitate the installation and disassembly of the motor 2 by the staff, the utility model provides a technical solution: a ventilation device for construction, comprising a motor 2 connected to the inner wall of the protective shell 1 by bolts for providing power, a positioning plate 8 for limiting is provided on the side of the motor 2, a positioning pin 9 for fixing is inserted on the upper end of the positioning plate 8, a fan 10 for exhaust is clamped at the output end of the motor 2, and a cover 11 for positioning is threadedly connected at the output end of the motor 2. With the help of the matching arrangement of the positioning plate 8 and the positioning pin 9, the staff can more conveniently fix the motor 2 inside the protective shell 1, so that it can be more stable during operation, and with the help of the arrangement of the cover 11, the fan 10 can be fixed and limited;

[0032] See also Figures 1 to 3 In order to facilitate the staff to disassemble and install the air outlet 4, the side of the protective shell 1 is clamped with a filter 3 for filtering, and the side of the protective shell 1 is plugged with a pin 17 for fixing. The pin 17 penetrates one side of the protective shell 1 and is plugged into the inside of the filter 3. The side of the protective shell 1 is connected to the air outlet 4 for limiting by bolts, and the side of the air outlet 4 is clamped with an adjusting leaf 14 for protection. The side of the air outlet 4 is fixedly connected with a card block 15 for positioning, and the side of the card block 15 is plugged with a plug for limiting. Pin 16, the latch 16 passes through one side of the block 15 and is plugged into the inside of the protective shell 1. The side of the protective shell 1 is fixedly connected with a load-bearing plate 5 for positioning. With the setting of the adjusting leaf 14, when the air in the room is discharged without reducing the indoor temperature, the protective shell 1 can be sealed to isolate the dust outside. Through the coordinated setting of the block 15 and the latch 16, it is convenient for the staff to install or disassemble the air outlet 4. With the setting of the pin 17, the filter 3 inside the protective shell 1 can be fixed and limited;

[0033] See also Figures 2 to 7 In order to facilitate the support and limitation of the motor 2 so that it can reach a suitable position, a connecting column 6 for fixing is inserted at the upper end of the load-bearing plate 5, a cement groove 7 for storing is provided at the upper end of the protective shell 1, a limiting plate 12 for limiting is fixedly connected to the inner wall of the protective shell 1, and a fixing mechanism 18 for limiting is fixedly connected to the side of the limiting plate 12. A limiting hole 19 for positioning is provided at the upper end of the limiting plate 12, and a card hole 13 for positioning is provided on the side of the protective shell 1. Since the inner wall of the protective shell 1 is connected to the motor 2 by bolts, the setting of the limiting plate 12 can support and limit the motor 2 so that it can reach a suitable position. With the help of the setting of the cement groove 7, the protective shell 1 can be more closely connected to the wall. With the help of the setting of the fixing mechanism 18, the limiting plate 12 can be installed more conveniently.

[0034] Embodiment 1;

[0035] The fixing mechanism 18 includes a clamping block 1801. The side of the limit plate 12 is fixedly connected with a clamping block 1801 for fixing. With the arrangement of the clamping block 1801, it is convenient for the staff to install the limit plate 12.

[0036] Embodiment 2:

[0037] The fixing mechanism 18 includes a reinforcing plate 1802. The side of the limiting plate 12 is connected with a reinforcing plate 1802 for fixing by bolts. By setting the reinforcing plate 1802, the limiting plate 12 can be more firmly installed inside the protective shell 1.

[0038] Embodiment three;

[0039] The fixing mechanism 18 includes a threaded column 1803 , and a threaded column 1803 for limiting is inserted into the side of the limiting plate 12 . With the arrangement of the threaded column 1803 , after the limiting plate 12 is damaged, it can be disassembled and replaced more conveniently and quickly.

[0040] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0041] In the utility model, the working steps of the device are as follows:

[0042] First, the staff installs the protective shell 1 inside the wall through the load-bearing plate 5 and the connecting column 6. By setting the cement groove 7, the protective shell 1 is more firmly connected to the wall. The motor 2 is started, and the fan 10 is driven by the motor 2 to rotate to discharge the indoor air. The discharged air is filtered by the filter 3 connected to the side of the protective shell 1 to prevent it from polluting the environment.

[0043] 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 ventilation device for building construction, comprising an electric motor (2) connected to the inner wall of a protective shell (1) by bolts for providing power, characterized in that: A filter screen (3) for filtering is clamped on the side of the protective shell (1), an air outlet (4) for limiting is connected to the side of the protective shell (1) via bolts, a load-bearing plate (5) for positioning is fixedly connected to the side of the protective shell (1), a connecting column (6) for fixing is inserted at the upper end of the load-bearing plate (5), and a cement trough (7) for storage is provided at the upper end of the protective shell (1).

2. A ventilation device for building construction according to claim 1, characterized in that: A positioning plate (8) for limiting position is provided on the side of the motor (2), and a positioning pin (9) for fixing is inserted at the upper end of the positioning plate (8).

3. A ventilation device for building construction according to claim 1, characterized in that: The output end of the motor (2) is clamped with a fan (10) for exhausting air, and the output end of the motor (2) is threadedly connected with a cover (11) for positioning.

4. A ventilation device for building construction according to claim 1, characterized in that: A limiting plate (12) for limiting position is fixedly connected to the inner wall of the protective shell (1), and a clamping hole (13) for positioning is provided on the side of the protective shell (1).

5. A ventilation device for building construction according to claim 1, characterized in that: An adjusting leaf (14) for protection is clamped on the side of the air outlet (4), and a clamping block (15) for positioning is fixedly connected to the side of the air outlet (4).

6. A ventilation device for building construction according to claim 5, characterized in that: A latch (16) for limiting position is inserted into the side of the card block (15); the latch (16) passes through one side of the card block (15) and is inserted into the interior of the protective shell (1).

7. A ventilation device for building construction according to claim 1, characterized in that: A pin (17) for fixing is inserted into the side of the protective shell (1), and the pin (17) penetrates one side of the protective shell (1) and is inserted into the interior of the filter screen (3).

8. A ventilation device for building construction according to claim 4, characterized in that: A fixing mechanism (18) for limiting is fixedly connected to the side surface of the limiting plate (12), and a limiting hole (19) for positioning is provided at the upper end of the limiting plate (12).

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