CN216278567U - Circulating fan air supply arrangement - Google Patents

Abstract

The utility model discloses an air supply device of a circulating fan, which comprises a base, a motor and a shell, wherein the motor is arranged above one end of the base, an output shaft is arranged at one end of the motor, the shell is arranged above the other end of the base, a coupler is arranged on one side of the shell facing the motor, one side of the coupler is connected with the output shaft, a connecting shaft is arranged on the other side of the coupler, an impeller is arranged at one end of the connecting shaft penetrating through the interior of the shell, air outlet pipes are arranged on two sides of the shell, one end of each air outlet pipe is connected with a connecting pipe, and a current collector is arranged at an opening of one side of the shell, which is far away from the motor. According to the utility model, through the arrangement of the two air outlet pipes, the device can supply air to different equipment at the same time, so that the utilization rate of air pressure during air supply of the device is greatly improved, the air supply efficiency of the device is improved, the power loss of the equipment is reduced, and the practicability of the device is greatly improved.

Description

Circulating fan air supply arrangement

Technical Field

The utility model relates to the technical field of circulating fans, in particular to an air supply device of a circulating fan.

Background

Fans are machines which increase the pressure of gas and deliver the gas by means of mechanical energy input, and are widely used for ventilation, dust removal and cooling in factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and also for ventilation and draught of boilers and industrial furnaces, cooling and ventilation in air conditioning equipment and household appliances, drying and sorting of grains, and the like.

After massive search, the prior art is found, the publication number is CN207261280U, and a circulating fan is disclosed, which belongs to the technical field of short fiber drying. The air filter comprises a shell, and a transmission device and an impeller which are arranged in the shell, wherein an air inlet is formed in the shell, a filter device is arranged at the air inlet, and the filter device is fixed at the air inlet through a buckle; the transmission device comprises an upper bearing, a lower bearing and a through shaft, the upper bearing and the lower bearing are respectively connected with the through shaft, one end of the through shaft is connected with a motor, the other end of the through shaft is connected with the impeller, and the thickness of the root part of the impeller is gradually reduced in the process of transition to the tip part of the impeller. The filter device is arranged at the air inlet, so that the through shaft, the impeller and the like are effectively prevented from being attached, abraded and corroded by dust; through the arrangement of the through shaft, the bearing in the circulating fan can be conveniently detached, and the workload is reduced; the thickness of the impeller blade root part is gradually reduced in the process of transition to the blade tip part, the working efficiency of the impeller is improved, the service life of the circulating fan is prolonged on one hand, and the stability of the short fiber drying process is improved on the other hand.

In conclusion, the existing circulating fan is generally only provided with one air outlet, so that the device can only supply air to one generating device at the same time, and when the air is driven by the impeller to flow in the shell, the air and the inner wall of the shell are subjected to friction to generate certain resistance, the air supply efficiency of the circulating fan is reduced, the power loss is increased, the practical practicability is poor, and the production cost of an enterprise is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air supply device of a circulating fan, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a circulating fan air supply arrangement, includes base, motor and casing, the motor is installed to the one end top of base, the one end of motor is provided with the output shaft, the casing is installed to the top of the base other end, the casing orientation one side of motor is provided with the shaft coupling, just one side of shaft coupling with the output shaft is connected, the opposite side of shaft coupling is provided with the connecting axle, the connecting axle runs through the impeller is installed to the inside one end of casing, the both sides of casing all are provided with out the tuber pipe, the one end that goes out the tuber pipe is connected with the connecting pipe, the casing deviates from one side opening part of motor is provided with the collector.

Preferably, a mounting seat is installed at one end of the upper surface of the base, and the motor is installed at the upper end of the mounting seat.

Preferably, the one end of base upper surface is the rectangle array and installs the fixed block, just the upper end welding of fixed block has the casing.

Preferably, a shield is installed on one side of the housing facing the motor, and the coupler is located inside the shield.

Preferably, a through hole is formed in one side, facing the motor, of the shell, a bearing is installed inside the through hole, the connecting shaft penetrates through the bearing, and a shaft seal is installed on the connecting shaft.

Preferably, corrugated hoses are installed at two ends of the connecting pipe, one end of the connecting pipe is connected with the air outlet pipe through the corrugated hoses, and the corrugated hoses at the other end of the connecting pipe are connected with flanges.

Compared with the prior art, the utility model has the beneficial effects that: the inside circular cavity that is of the device's casing, the impeller is carried two play tuber pipes of accessible behind with outside air suction shell inside for the device can provide the air supply to different equipment simultaneously, and the utilization ratio of wind pressure when greatly improving the device air supply reduces the friction process that air and shells inner wall take place simultaneously, improves the efficiency that the device supplied air, and has reduced the power loss of equipment, has greatly improved the practicality of device.

Drawings

FIG. 1 is a main sectional structural view of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a schematic side view of the present invention.

In the figure: 1. a base; 2. a mounting seat; 3. a motor; 4. a shield; 5. a housing; 6. a connecting pipe; 7. a corrugated hose; 8. a flange; 9. an air outlet pipe; 10. a current collector; 11. an impeller; 12. a fixed block; 13. a coupling; 14. an output shaft; 15. a bearing; 16. shaft sealing; 17. a connecting shaft; 18. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an embodiment of the present invention includes: a circulating fan air supply device comprises a base 1, a motor 3 and a shell 5, wherein the motor 3 is arranged above one end of the base 1, certainly, as well known by technical personnel in the field, the motor 3 is provided in the common knowledge, the common knowledge belongs to the conventional means or common general knowledge, the description is omitted, the technical personnel in the field can carry out random matching according to the needs or the convenience, a mounting seat 2 is arranged at one end of the upper surface of the base 1, the motor 3 is arranged at the upper end of the mounting seat 2, the vibration generated when the motor 3 runs can be effectively reduced through the mounting seat 2, the influence of the vibration on the device is reduced, the service life of the motor 3 is effectively prolonged, an output shaft 14 is arranged at one end of the motor 3, the shell 5 is arranged above the other end of the base 1, fixed blocks 12 are arranged at one end of the upper surface of the base 1 in a rectangular array, and the shell 5 is welded at the upper end of the fixed blocks 12, can effectively support casing 5 through fixed block 12, improve casing 5's stability, casing 5 takes place to rock when avoiding the device to start, and casing 5 is provided with shaft coupling 13 towards one side of motor 3, and one side of shaft coupling 13 is connected with output shaft 14, and shaft coupling 13 can be connected output shaft 14 and connecting axle 17 and rotate in step.

The side of the shell 5 facing the motor 3 is provided with the protective cover 4, the coupler 13 is positioned in the protective cover 4, the protective cover 4 can protect the coupler 13, the coupler 13 is prevented from being damaged by collision, meanwhile, workers are prevented from touching the coupler 13 by mistake, the other side of the coupler 13 is provided with the connecting shaft 17, the side of the shell 5 facing the motor 3 is provided with the through hole 18, the through hole 18 is internally provided with the bearing 15, the bearing 15 mainly has the function of supporting the mechanical rotating body and reducing the friction coefficient in the movement process, the connecting shaft 17 penetrates through the bearing 15, the friction loss between the connecting shaft 17 and the shell 5 can be avoided through the bearing 15, the service life of the connecting shaft 17 is greatly prolonged, the connecting shaft 17 is provided with the shaft seal 16, the shaft seal 16 can improve the tightness of the through hole 18, the air sucked by the impeller 11 is prevented from being discharged from the through hole 18, and the air supply efficiency of the device is greatly improved, the connecting shaft 17 has an impeller 11 mounted on one end thereof extending through the interior of the housing 5.

Both sides of casing 5 all are provided with out tuber pipe 9, can carry the inside air of casing 5 through going out tuber pipe 9, the one end that goes out tuber pipe 9 is connected with connecting pipe 6, corrugated hose 7 has all been installed at the both ends of connecting pipe 6, and corrugated hose 7 is passed through to the one end of connecting pipe 6 and is connected with out tuber pipe 9, connecting pipe 6 can rotate in a flexible way through corrugated hose 7, the staff of being convenient for carries out the dismouting, corrugated hose 7 of the connecting pipe 6 other end is connected with flange 8, flange 8 is the connector that is used for between the pipe end, staff's accessible flange 8 is connected connecting pipe 6 and processing equipment fast, one side opening part that casing 5 deviates from motor 3 is provided with current collector 10, can be with the inside of gaseous leading-in casing 5 uniformly through current collector 10, the loss is reduced.

The working principle is as follows: the device is connected with external power supply, the staff is connected connecting pipe 6 through flange 8 and the equipment that needs the air supply, rethread motor 3 drives 5 inside impellers 11 of casing and carries out high-speed rotation, centrifugal force that produces when 11 high-speed rotations of impellers and the negative pressure that drives the air flow and produce inhale the casing 5 with the outside air in, make the inside that the outside air passes through collector 10 and gets into casing 5 fast, and carry the inspiratory air through two play tuber pipes 9, make the device can provide the air supply to different equipment simultaneously, greatly improve the utilization ratio of wind pressure when the device supplies air, the power loss of equipment has been reduced, the practicality of device has greatly been improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a circulating fan air supply arrangement, includes base (1), motor (3) and casing (5), its characterized in that: motor (3) are installed to the one end top of base (1), the one end of motor (3) is provided with output shaft (14), casing (5) are installed to the top of base (1) other end, casing (5) orientation one side of motor (3) is provided with shaft coupling (13), just one side of shaft coupling (13) with output shaft (14) are connected, the opposite side of shaft coupling (13) is provided with connecting axle (17), connecting axle (17) run through impeller (11) are installed to the inside one end of casing (5), the both sides of casing (5) all are provided with out tuber pipe (9), the one end of going out tuber pipe (9) is connected with connecting pipe (6), casing (5) deviate from one side opening part of motor (3) is provided with collector (10).

2. The air supply device of the circulating fan as claimed in claim 1, wherein: the mounting seat (2) is installed to the one end of base (1) upper surface, just install the upper end of mounting seat (2) motor (3).

3. The air supply device of the circulating fan as claimed in claim 1, wherein: the one end of base (1) upper surface is the rectangle array and installs fixed block (12), just the upper end welding of fixed block (12) has casing (5).

4. The air supply device of the circulating fan as claimed in claim 1, wherein: casing (5) orientation guard shield (4) are installed to one side of motor (3), just shaft coupling (13) are located the inside of guard shield (4).

5. The air supply device of the circulating fan as claimed in claim 1, wherein: one side, facing the motor (3), of the shell (5) is provided with a through hole (18), a bearing (15) is installed inside the through hole (18), the connecting shaft (17) penetrates through the bearing (15), and a shaft seal (16) is installed on the connecting shaft (17).

6. The air supply device of the circulating fan as claimed in claim 1, wherein: corrugated hose (7) are all installed at the both ends of connecting pipe (6), just the one end of connecting pipe (6) is passed through corrugated hose (7) with it connects to go out tuber pipe (9), the connecting pipe (6) other end corrugated hose (7) are connected with flange (8).

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