CN219159264U

CN219159264U - Ventilating device

Info

Publication number: CN219159264U
Application number: CN202222861473.3U
Authority: CN
Inventors: 周峰; 陆亦斌
Original assignee: Shanghai Zhuan Construction Engineering Co ltd
Current assignee: Shanghai Zhuan Construction Engineering Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-06-09
Anticipated expiration: 2032-10-28

Abstract

The utility model provides a ventilation device which comprises a shell, an impeller and an air inlet, wherein the air outlet is arranged at the tail end of the shell, supporting legs are arranged at the bottom of the shell, the impeller is arranged in the shell, a shaft of the impeller is connected with a main shaft of a transmission device, the main shaft is connected with a motor through a coupler, the air inlet is arranged at the shaft end of the shell, the transmission device comprises a bearing box, a main shaft and bearings, the main shaft is arranged on the bearing box through 2 bearings, and the main shaft is connected with the shaft of the impeller. The utility model reduces noise while ventilating, and ensures that the noise of the working environment is at a lower level.

Description

Ventilating device

Technical Field

The utility model relates to the technical field of fire-fighting equipment, in particular to a ventilation device.

Background

In the use of the data center, higher temperature can be generated in the machine room, besides the use of equipment such as an air conditioner, indoor air is rapidly ventilated, the effect of rapidly reducing the temperature in the machine room can be achieved, and meanwhile, after gas extinguishment, the indoor gas after extinguishment is more required to be discharged in time. When the data center is used in daily life, the air in the machine room is required to be replaced frequently, and when the air in the machine room is replaced, a fan is required, and the fan which is conventionally applied to the data center is large in power and large in noise during use.

Disclosure of Invention

The utility model provides a ventilation device which can reduce noise and ensure that the noise of a working environment is at a lower level while ventilation is performed.

The technical scheme of the utility model is as follows: the utility model provides a ventilation unit, includes casing, impeller and air intake, and the air outlet sets up the end at the casing, and the stabilizer blade is installed to the bottom of casing, and the impeller is installed in the casing, and the axle of impeller is connected with transmission's main shaft, and the main shaft passes through the shaft coupling to be connected with the motor, and the air intake is installed to the axle head of casing, and transmission includes bearing box, main shaft and bearing, and the main shaft is installed on the bearing box through 2 bearings, and the main shaft is connected with the axle of impeller.

Further, the air inlet comprises a first air inlet box and a second air inlet box, a second air inlet box mounting hole is formed in the middle of the front end of the machine shell, a part of the second air inlet box is located in the machine shell, the first air inlet box is connected with the second air inlet box, an adjusting door is installed in the first air inlet box, a first outwards-turned mounting plate is arranged on one side, facing the second air inlet box, of the first air inlet box, a second mounting plate corresponding to the first mounting plate is arranged on the second air inlet box, and asbestos is arranged between the first mounting plate and the second mounting plate.

Further, a through hole corresponding to the second installation hole of the air inlet box is formed in the middle of the rear end of the shell, a rear cover plate is installed on the outer side of the through hole, and the main shaft penetrates through the rear cover plate.

Further, the air inlet box II further comprises a first annular plate, a third mounting plate, an air deflector and an air deflector connecting plate, the third mounting plate is arranged on the outer side of the first annular plate, the air deflector is a bending plate, the upper end of the air deflector is a second mounting plate, the lower end of the air deflector is located on the inner side of the first annular plate, one end of the first annular plate is arranged at the bending position of the air deflector, the other end of the first annular plate is connected with the air deflector connecting plate, and the lower end of the air deflector is arranged at the tail end of the air deflector connecting plate.

Further, the tail end of the air deflector is higher than the connection position of the air deflector and the air deflector connecting plate, and the tail end of the air deflector is positioned at the impeller.

Further, the first air inlet box is cylindrical, and the axis of the first air inlet box is perpendicular to the wind direction of the air outlet.

Further, the tail end of the air outlet is of a square structure, and a plurality of uniformly distributed mounting holes are formed in the air outlet.

The utility model has the beneficial effects that:

according to the utility model, the first air inlet box and the second air inlet box are designed, and the air deflector with a unique structure is arranged in the second air inlet box, so that the noise of the fan during working is reduced.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic view of the present utility model disposed in a machine room;

FIG. 2 is a schematic diagram of the present utility model;

FIG. 3 is a partial cross-sectional view of the present utility model;

FIG. 4 is a schematic diagram of a transmission of the present utility model;

fig. 5 is an enlarged view at M in fig. 2.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in the figure, the technical scheme of the utility model is as follows: the utility model provides a ventilation unit, including casing 1, impeller 2 and air intake 3, air outlet A sets up the end at casing 1, stabilizer blade 4 is installed to the bottom of casing 1, impeller 2 is installed in casing 1, the axle of impeller 2 is connected with the main shaft 51 of transmission 5, main shaft 51 passes through shaft coupling 6 and is connected with motor 7, air intake 3 is installed to the axle head of casing 1, transmission 5 includes bearing box 52, main shaft 51 and bearing 53, main shaft 51 passes through 2 bearings 53 and installs on bearing box 52, main shaft 51 is connected with the axle of impeller 2. The motor works to drive the transmission device to rotate, the transmission device drives the impeller to rotate, and the impeller sucks gas through the air inlet 3 and then discharges the gas from the air outlet A. The casing 1 is installed at a blind of a machine room.

In an embodiment of the utility model, the air inlet 3 comprises a first air inlet box 31 and a second air inlet box 32, a second air inlet box mounting hole 101 is formed in the middle of the front end of the machine shell 1, a part of the second air inlet box 32 is positioned in the machine shell 1, the first air inlet box 31 is connected with the second air inlet box 32, the first air inlet box 31 is internally provided with an adjusting door 8, one side of the first air inlet box 31, which faces the second air inlet box 32, is provided with a first mounting plate 311 which is turned outwards, the second air inlet box 32 is provided with a second mounting plate 321 which corresponds to the first mounting plate 311, and asbestos 9 is arranged between the first mounting plate 311 and the second mounting plate 321. The adjusting door 8 is used for adjusting the opening degree of the air inlet 3, and when rapid air exhaust is not needed, the noise generated when the fan operates is reduced by adjusting the opening degree of the adjusting door 8.

In an embodiment of the present utility model, a through hole 102 corresponding to the second installation hole of the air inlet box is arranged in the middle of the rear end of the casing 1, the rear cover plate 10 is installed outside the through hole 102, and the main shaft 51 passes through the rear cover plate 10. The design of the back cover plate 10 is convenient for maintenance.

In an embodiment of the present utility model, the air inlet box two 32 further includes a first annular plate 322, a third mounting plate 323, an air guide plate 324 and an air guide plate connecting plate 325, the third mounting plate 323 is mounted on the outer side of the first annular plate 322, the air guide plate 324 is a bending plate, the upper end of the air guide plate 324 is a second mounting plate 321, the lower end of the air guide plate 324 is located on the inner side of the first annular plate 322, one end of the first annular plate 322 is disposed at the bending position of the air guide plate 324, the other end of the first annular plate 322 is connected with the air guide plate connecting plate 325, and the lower end of the air guide plate 324 is mounted at the tail end of the air guide plate connecting plate 325. The air deflector 324 is used for guiding air, guides the air in the machine room to the impeller, greatly improves the efficiency of the impeller and improves the ventilation efficiency. The design of the guide plate 324 enables the air flow to directly reach the impeller from the air inlet 3, so that collision with the casing is reduced, and noise is reduced.

In one embodiment of the utility model, the end of the air deflector 324 is higher than the connection of the air deflector and the air deflector connection plate, and the end of the air deflector is located at the impeller.

In an embodiment of the present utility model, the first air inlet box 31 is cylindrical, and the axis of the first air inlet box 31 is perpendicular to the wind direction of the air outlet.

In an embodiment of the present utility model, the end of the air outlet a is in a square structure, and a plurality of evenly distributed mounting holes B are provided on the air outlet. The mounting holes B may be connected to other parts, such as ventilation ducts.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a ventilation unit, its characterized in that, including casing, impeller and air intake, the air outlet sets up the end at the casing, and the stabilizer blade is installed to the bottom of casing, and the impeller is installed in the casing, and the axle of impeller is connected with transmission's main shaft, and the main shaft passes through the shaft coupling to be connected with the motor, and the air intake is installed to the axle head of casing, and transmission includes bearing box, main shaft and bearing, and the main shaft is installed on the bearing box through 2 bearings, and the main shaft is connected with the axle of impeller.

2. The ventilation device according to claim 1, wherein the air inlet comprises a first air inlet box and a second air inlet box, a second air inlet box mounting hole is formed in the middle of the front end of the casing, a part of the second air inlet box is located in the casing, the first air inlet box is connected with the second air inlet box, an adjusting door is installed in the first air inlet box, an everting mounting plate I is arranged on one side, facing the second air inlet box, of the first air inlet box, a mounting plate II corresponding to the mounting plate I is arranged on the second air inlet box, and asbestos is arranged between the mounting plate I and the mounting plate II.

3. A ventilating device according to claim 2, wherein a through hole corresponding to the second mounting hole of the air inlet box is provided in the middle of the rear end of the casing, a rear cover plate is mounted on the outer side of the through hole, and the main shaft penetrates through the rear cover plate.

4. The ventilation device according to claim 2, wherein the air inlet box II further comprises a first annular plate, a third mounting plate, an air deflector and an air deflector connecting plate, the third mounting plate is mounted on the outer side of the first annular plate, the air deflector is a bent plate, the upper end of the air deflector is a second mounting plate, the lower end of the air deflector is located on the inner side of the first annular plate, one end of the first annular plate is arranged at the bent position of the air deflector, the other end of the first annular plate is connected with the air deflector connecting plate, and the lower end of the air deflector is mounted at the tail end of the air deflector connecting plate.

5. The apparatus of claim 4, wherein the air deflector has a distal end that is higher than a junction of the air deflector and the air deflector connection plate, and wherein the distal end of the air deflector is located at the impeller.

6. A ventilating device according to claim 2, wherein the first air inlet box is cylindrical, and the axis of the first air inlet box is perpendicular to the direction of the air outlet.

7. The ventilation device according to claim 6, wherein the air outlet has a square structure at its end, and a plurality of evenly distributed mounting holes are formed in the air outlet.