Ventilation valve flow adjusting mechanism

Abstract

The utility model relates to the technical field of flow regulation, and discloses a ventilation valve flow regulation mechanism which comprises a ventilation valve pipe frame, a storage battery is arranged outside the ventilation valve pipe frame, an air volume sensor is arranged on the outer surface of the ventilation valve pipe frame, and the sensing end of the air volume sensor penetrates through the ventilation valve pipe frame and extends into the ventilation valve pipe frame. A controller is fixedly connected to the upper surface of the ventilation valve pipe frame, a band-type brake motor and a display screen are arranged above the ventilation valve pipe frame, a connecting rod is rotationally connected to the inner wall of the ventilation valve pipe frame, fan blades are fixedly connected to the inner wall of the connecting rod, and the power output end of the band-type brake motor is fixedly connected with the top end of the connecting rod. According to the ventilation valve flow adjusting mechanism, by arranging the storage battery, equipment can be normally used for a short time when power is off, meanwhile, through rotation of the band-type brake motor, the connecting rod and the fan blades can be driven to rotate in the ventilation valve pipe frame, and the flow of air in the ventilation valve pipe frame can be controlled.

Description

Technical Field

[0001] The utility model relates to the technical field of flow regulation, in particular to a ventilation valve flow regulation mechanism. Background Art

[0002] The air volume regulating valve is an indispensable central air-conditioning terminal accessory in the ventilation, air conditioning and air purification projects of industrial plants and civil buildings. It is generally used in air-conditioning and ventilation system pipes to adjust the air volume of the branch pipes, and can also be used for the mixing and adjustment of fresh air and return air.

[0003] When the ventilation valve is in use, the electric regulating valve electrically adjusts the air volume of the ventilation valve. However, when the regulating valve is in use, the adjusted air volume cannot be observed intuitively, which affects the accuracy of flow control. In addition, when the power is off, the air flow cannot be adjusted electrically and can only be adjusted manually, which makes it not convenient to use.

[0004] Therefore, those skilled in the art provide a ventilation valve flow regulating mechanism to solve the problems raised in the above background technology. Utility Model Content

[0005] The utility model aims to provide a ventilation valve flow regulating mechanism to solve the problem in the above background technology that the ventilation valve cannot visually observe the regulated air volume and the air flow cannot be electrically regulated when the power is off.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A ventilation valve flow regulating mechanism comprises a ventilation valve rack, a battery is arranged on the outside of the ventilation valve rack, an air volume sensor is arranged on the outer surface of the ventilation valve rack, the sensing end of the air volume sensor penetrates the ventilation valve rack and extends to the inside of the ventilation valve rack, a controller is fixedly connected to the upper surface of the ventilation valve rack, a brake motor and a display screen are respectively arranged above the ventilation valve rack, the inner wall of the ventilation valve rack is rotatably connected to a connecting rod, the inner wall of the connecting rod is fixedly connected to a fan blade, the output end of the brake motor power is fixedly connected to the top of the connecting rod, and the outer surface of the fan blade is in contact with the inner wall of the ventilation valve rack.

[0008] As a further solution of the utility model: the outer surface of the ventilation valve pipe rack is fixedly connected to a battery box, and the inner wall of the battery box is in contact with the outer surface of the battery.

[0009] As a further solution of the utility model: a protective door is movably hinged on the front of the battery box, and two groups of ventilation holes are opened on the front of the protective door.

[0010] As a further solution of the utility model: a reinforcement ring is fixedly connected to the outer surface of the air volume sensor, and the bottom surface of the reinforcement ring is fixedly connected to the outer surface of the ventilation valve pipe rack.

[0011] As a further solution of the utility model: a fixing plate is fixedly connected to the upper surface of the ventilation valve pipe rack, and the front side of the fixing plate is fixedly connected to the back side of the display screen.

[0012] As a further solution of the utility model: two limiting half rings are fixedly connected to the inner wall of the ventilation valve pipe rack, and the side surfaces of the two limiting half rings close to each other are in contact with the two side surfaces of the fan blade.

[0013] As a further solution of the utility model: a support seat is fixedly connected to the front side of the brake motor, and the bottom surface of the support seat is fixedly connected to the upper surface of the ventilation valve pipe rack.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model is provided with a storage battery, which can provide electricity for the equipment, so that the equipment can be used normally for a short time when the power is off, and a controller can be used to control the opening and closing of the equipment. At the same time, the rotation of the brake motor can drive the connecting rod and the fan blades to rotate in the ventilation valve pipe rack, so that the air flow in the ventilation valve pipe rack can be controlled, and then the air volume sensor can be used to sense the air flow in the ventilation valve pipe rack, and the data can be displayed through the display screen, which can further improve the accuracy of air volume control and the convenience of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of a ventilation valve flow regulating mechanism;

[0017] Figure 2 It is a schematic diagram of the three-dimensional structure of a ventilation valve pipe rack in a ventilation valve flow regulating mechanism;

[0018] Figure 3 It is a schematic diagram of a three-dimensional structure of a limiting semi-ring in a flow regulating mechanism of a ventilation valve;

[0019] Figure 4 It is a schematic diagram of the three-dimensional structure of a brake motor in a ventilation valve flow regulation mechanism.

[0020] In the figure: 1. Ventilation valve pipe rack; 2. Fixing plate; 3. Battery box; 4. Ventilation hole; 5. Protective door; 6. Reinforcement ring; 7. Air volume sensor; 8. Controller; 9. Brake motor; 10. Display screen; 11. Battery; 12. Fan blade; 13. Connecting rod; 14. Limiting half ring; 15. Support seat. DETAILED DESCRIPTION

[0021] See also Figure 1-4 A ventilation valve flow regulating mechanism comprises a ventilation valve rack 1, a battery 11 is arranged on the outside of the ventilation valve rack 1, an air volume sensor 7 is arranged on the outer surface of the ventilation valve rack 1, the sensing end of the air volume sensor 7 penetrates the ventilation valve rack 1 and extends to the inside of the ventilation valve rack 1, a controller 8 is fixedly connected to the upper surface of the ventilation valve rack 1, and the controller 8 refers to a main command device that controls the start, speed regulation, braking and reverse of the motor by changing the wiring of the main circuit or the control circuit and changing the resistance value in the circuit in a predetermined sequence, a brake motor 9 and a display screen 10 are respectively arranged above the ventilation valve rack 1, the inner wall of the ventilation valve rack 1 is rotatably connected to a connecting rod 13, the inner wall of the connecting rod 13 is fixedly connected to a fan blade 12, the output end of the brake motor 9 power is fixedly connected to the top of the connecting rod 13, and the outer surface of the fan blade 12 contacts the inner wall of the ventilation valve rack 1.

[0022] Specifically, the battery box 3 is fixedly connected to the outer surface of the ventilation valve pipe frame 1 , and the inner wall of the battery box 3 is in contact with the outer surface of the battery 11 .

[0023] Through the above technical solution, by providing the battery box 3, the battery 11 can be fixed on the ventilation valve pipe rack 1, so that the battery 11 can be used stably.

[0024] Specifically, a protective door 5 is movably hinged on the front of the battery box 3 , and two groups of ventilation holes 4 are opened on the front of the protective door 5 .

[0025] Through the above technical solution, by providing the protection door 5, the battery box 3 can be opened or closed, and the ventilation hole 4 can be used to dissipate heat inside the battery box 3.

[0026] Specifically, a reinforcement ring 6 is fixedly connected to the outer surface of the air volume sensor 7 , and a bottom surface of the reinforcement ring 6 is fixedly connected to the outer surface of the ventilation valve pipe rack 1 .

[0027] Through the above technical scheme, by providing a reinforcement ring 6, the air volume sensor 7 can be reinforced on the ventilation valve pipe rack 1. At the same time, the air volume sensor 7 is a D7300 wind speed sensor, which is suitable for wind speed and volume measurement in high-temperature flues, industrial waste gas, air conditioning, ventilation systems, textile chemicals, building automation, biomedicine, process and environmental control, etc.

[0028] Specifically, a fixing plate 2 is fixedly connected to the upper surface of the ventilation valve pipe frame 1 , and a front surface of the fixing plate 2 is fixedly connected to the back surface of the display screen 10 .

[0029] Through the above technical solution, by providing a fixing plate 2, the display screen 10 can be fixed on the ventilation valve pipe rack 1. At the same time, the display screen 10 is a display tool that displays certain electronic files on the screen through a specific transmission device and then reflects them to the human eye.

[0030] Specifically, two limiting half rings 14 are fixedly connected to the inner wall of the ventilation valve pipe frame 1 , and the side surfaces of the two limiting half rings 14 that are close to each other are in contact with the two side surfaces of the fan blade 12 .

[0031] Through the above technical solution, by providing the limiting semi-ring 14, the fan blade 12 can be limited, thereby improving the stability of the fan blade 12 when it is closed.

[0032] Specifically, a support seat 15 is fixedly connected to the front of the brake motor 9 , and a bottom surface of the support seat 15 is fixedly connected to the upper surface of the ventilation valve pipe rack 1 .

[0033] Through the above technical solution, by providing the support seat 15, the brake motor 9 can be fixed on the ventilation valve pipe frame 1, so that the brake motor 9 can be firm.

[0034] The working principle of the utility model is as follows: when in use, first, move the device to a suitable use position, install the ventilation valve pipe rack 1 on the pipeline for use, open the protective door 5, install the battery 11 into the battery box 3, and connect the battery 11 to the power supply through a wire, and connect the brake motor 9, the controller 8, the display screen 10 and the air volume sensor 7 to the battery 11 through a wire again, and then connect the brake motor 9 and the air volume sensor 7 to the controller 8. When the ventilation valve pipe rack 1 is needed to control the air flow, the controller 8 controls the brake motor 9 and the air volume sensor 7 to open through the wire. The rotation of the brake motor 9 drives the connecting rod 13 to rotate, and the rotation of the connecting rod 13 drives the fan blade 12 to rotate in the ventilation valve pipe rack 1, so that the fan blade 12 controls the flow of wind in the ventilation valve pipe rack 1, and when adjusting, the flow of wind in the ventilation valve pipe rack 1 is sensed by the air volume sensor 7, and the data is transmitted to the display screen 10 for display through the wire. When the staff mediates, the brake motor 9 is turned on or off by observing the display screen 10, so as to accurately adjust and control the fan blade 12. When the power is off, the battery 11 is used for power supply, and it can be further adjusted and used when the power is off.

[0035] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A ventilation valve flow regulating mechanism, comprising a ventilation valve pipe support (1), characterized in that: A battery (11) is arranged outside the ventilation valve pipe rack (1), an air volume sensor (7) is arranged on the outer surface of the ventilation valve pipe rack (1), the sensing end of the air volume sensor (7) penetrates the ventilation valve pipe rack (1) and extends to the inside of the ventilation valve pipe rack (1), a controller (8) is fixedly connected to the upper surface of the ventilation valve pipe rack (1), a brake motor (9) and a display screen (10) are arranged above the ventilation valve pipe rack (1), the inner wall of the ventilation valve pipe rack (1) is rotatably connected to a connecting rod (13), the inner wall of the connecting rod (13) is fixedly connected to a fan blade (12), the output end of the power of the brake motor (9) is fixedly connected to the top of the connecting rod (13), and the outer surface of the fan blade (12) is in contact with the inner wall of the ventilation valve pipe rack (1).

2. A ventilation valve flow regulating mechanism according to claim 1, characterized in that: The outer surface of the ventilation valve pipe rack (1) is fixedly connected to a battery box (3), and the inner wall of the battery box (3) is in contact with the outer surface of the storage battery (11).

3. A ventilation valve flow regulating mechanism according to claim 2, characterized in that: A protective door (5) is movably hinged on the front of the battery box (3), and two groups of ventilation holes (4) are provided on the front of the protective door (5).

4. A ventilation valve flow regulating mechanism according to claim 1, characterized in that: The outer surface of the air volume sensor (7) is fixedly connected to a reinforcement ring (6), and the bottom surface of the reinforcement ring (6) is fixedly connected to the outer surface of the ventilation valve pipe rack (1).

5. A ventilation valve flow regulating mechanism according to claim 1, characterized in that: A fixing plate (2) is fixedly connected to the upper surface of the ventilation valve pipe rack (1), and the front surface of the fixing plate (2) is fixedly connected to the back surface of the display screen (10).

6. A ventilation valve flow regulating mechanism according to claim 1, characterized in that: Two limiting half rings (14) are fixedly connected to the inner wall of the ventilation valve pipe frame (1), and the side surfaces of the two limiting half rings (14) that are close to each other are in contact with the two side surfaces of the fan blade (12).

7. A ventilation valve flow regulating mechanism according to claim 1, characterized in that: A support seat (15) is fixedly connected to the front surface of the brake motor (9), and the bottom surface of the support seat (15) is fixedly connected to the upper surface of the ventilation valve pipe rack (1).

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