CN218522834U

CN218522834U - Large fan belt cover

Info

Publication number: CN218522834U
Application number: CN202222706973.XU
Authority: CN
Inventors: 黄丹丹; 杨雷; 陈刚
Original assignee: Jiangsu Zhongnan Blower Co ltd
Current assignee: Jiangsu Zhongnan Blower Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-02-24
Anticipated expiration: 2032-10-14

Abstract

The utility model belongs to the technical field of large-scale fan technique and specifically relates to a large-scale fan belt cover, including large-scale fan, on the large-scale fan from driving wheel be connected with the action wheel through belt transmission, the center of action wheel is fixed in on the output shaft of power supply, one side of keeping away from the action wheel from the driving wheel is provided with the fixing base, the fixing base is fixed in large-scale fan's surface, the front of fixing base is rotated and is connected with the belt cover, the belt cover is covered in the outside from driving wheel, belt and action wheel outward, the utility model discloses in order to solve current large-scale fan belt cover and fan casing and generally be joint formula components of a whole that can function, in belt maintenance or maintenance process, need take off after whole dismantlement and just can go on, and traditional large-scale fan belt cover is general bulky, and the quality is heavier, and not only intensity of labour is high during the dismouting, has unexpected hand-off risk simultaneously, problem that the potential safety hazard is high.

Description

Large fan belt cover

Technical Field

The utility model relates to a large-scale fan technical field specifically is a large-scale fan belt cover.

Background

The fan is a driven fluid machine which increases the gas pressure and discharges the gas by means of the input mechanical energy, is a short form of Chinese habit for gas compression and gas delivery machines, and generally comprises a ventilator, a blower and a wind driven generator.

The large fan is used as one of the fans, mechanical energy is transmitted to a driving shaft in the large fan through power source matching belt transmission, high speed, high kinetic energy and large wind power output are achieved, at present, in order to guarantee stability of belt transmission, a belt cover is usually erected outside a belt to improve safety protection level of the large fan, the belt cover of the existing large fan and a fan shell are generally in clamping type split design, in the process of belt maintenance or repair, the belt cover can be taken down after being integrally disassembled, the belt cover of the traditional large fan is generally large in size and heavy in quality, labor intensity is high during disassembly and assembly, meanwhile, accidental release risks exist, and potential safety hazards are high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-scale fan belt cover to solve current large-scale fan belt cover and fan casing and generally be joint formula components of a whole that can function independently design, overhaul or maintain the in-process at the belt, need wholly dismantle the back and take off and just can go on, and the large-scale fan belt cover of tradition is general bulky, and the quality is heavier, not only intensity of labour is high during the dismouting, has unexpected risk of taking off one's hand simultaneously, problem that the potential safety hazard is high.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a large-scale fan belt cover, includes large-scale fan, what on the large-scale fan is connected with the action wheel through belt drive from the driving wheel, on the output shaft of power supply is fixed in at the center of action wheel, one side of keeping away from the action wheel from the driving wheel is provided with the fixing base, the fixing base is fixed in large-scale fan's surface, the front of fixing base is rotated and is connected with the belt cover, the belt cover is covered in the outside from driving wheel, belt and action wheel outward, the belt cover is close to one side top fixedly connected with magnetism from the driving wheel and inhales the piece, the inboard of magnetism piece adsorbs there is the permanent magnetism piece, the permanent magnetism piece is fixed in on the fixing base.

Preferably, the front surface of the belt cover is in a net-shaped design, the inner side of the belt cover is sealed at the upper part, and the lower part of the belt cover is open.

Preferably, the top of the magnetic block is fixedly connected with a baffle plate which is clamped on the top of the permanent magnet block.

Preferably, one end of the magnetic block close to the driving wheel is fixedly connected with the permanent magnet block through a bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

in the utility model, the belt cover is fixed on the large fan through the fixing seat, and the fixing seat and the belt cover are designed in a hinged manner, so that the belt cover can be rotated when the belt is overhauled or maintained, further the internal belt is exposed, the belt is convenient to overhaul or maintain quickly, the belt cover and the large fan are opened and closed and fixed in an attached manner, the whole belt cover does not need to be taken down, the physical strength is relatively saved, the accidental release can be avoided, and the safety is good; and the top of the rear end of the belt cover is fixed with a magnetic suction block which can adsorb a permanent magnet on the fixing seat, so that the effect of magnetic suction fixation is achieved, the belt cover can be closed and closed immediately, and the use convenience is high.

Drawings

Fig. 1 is a belt cover closed state diagram of a large fan belt cover of the present invention;

fig. 2 is a belt cover opening state diagram of the belt cover of the large fan belt cover of the present invention;

FIG. 3 is an enlarged view of the structure of the area A in FIG. 2;

fig. 4 is a belt cover separation state diagram of the belt cover of the large fan belt cover of the present invention.

In the figure: 1. a large fan; 2. a driven wheel; 3. a belt; 4. a driving wheel; 5. a fixed seat; 6. a belt cover; 7. a magnetic block; 8. permanent magnet blocks; 9. a baffle plate; 10. a bolt; 11. a power source.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a large fan belt cover comprises a large fan 1, a driven wheel 2 on the large fan 1 is connected with a driving wheel 4 through a belt 3 in a transmission way, the center of the driving wheel 4 is fixed on an output shaft of a power source 11, and the large fan belt cover is basically formed by the transmission of the existing large fan belt; a fixed seat 5 is arranged on one side of the driven wheel 2, which is far away from the driving wheel 4, the fixed seat 5 is fixed on the surface of the large-scale fan 1, a belt cover 6 is rotatably connected to the front surface of the fixed seat 5, the belt cover 6 is externally covered on the outer sides of the driven wheel 2, the belt 3 and the driving wheel 4, the belt cover 6 is fixed on the large-scale fan 1 through the fixed seat 5, and the fixed seat 5 and the belt cover 6 are in a hinged design, so that the belt cover 6 can be rotated when the belt 3 is overhauled or maintained, the belt 3 inside is exposed, the belt 3 can be conveniently and rapidly overhauled or maintained, the belt cover 6 and the large-scale fan 1 can be opened, closed and fixed in an attached manner, the whole belt cover 6 does not need to be taken down, the physical strength is relatively saved, the accidental release can be avoided, and the safety is high; the belt cover 6 is close to one side top fixedly connected with magnetism from driving wheel 2 and inhales piece 7, and the inboard of inhaling piece 7 adsorbs there is permanent magnetism 8, and permanent magnetism 8 is fixed in on the fixing base 5, utilizes magnetism to inhale piece 7, can adsorb with permanent magnetism 8 on the fixing base 5, reaches magnetism and inhales fixed effect, realizes that belt cover 6 closes promptly and closes promptly, and the convenience of use is strong.

In this embodiment, referring to fig. 2, the inner side of the belt cover 6 is sealed at the upper part, and has an opening at the lower part, and the front surface of the belt cover 6 is designed in a mesh shape, so as to ensure the protection effect of the belt cover 6, reduce the overall mass of the belt cover 6, and achieve a light design.

In this embodiment, please refer to fig. 3, the top of the magnetic block 7 is fixedly connected with a baffle plate 9, the baffle plate 9 is clamped at the top of the permanent magnet 8, so that the upper part is clamped and stressed after the belt cover 6 is closed, and the hinge pressure of the fixing seat 5 is reduced.

In this embodiment, please refer to fig. 1 and fig. 3, one end of the magnetic attraction block 7 close to the driving wheel 4 is fixedly connected with the permanent magnet 8 through a bolt 10, so that after the belt cover 6 is closed, the belt cover 6 is fixed on the permanent magnet 8 through the bolt 10, and further fixing of the bolt 10 on the belt cover 6 with the adsorption fixation is realized, and the fixing effect is ensured.

The utility model discloses theory of operation: during the use, earlier with bolt 10 external rotation, let it and permanent magnetism piece 8 separation, then hold 6 bottom front ends of belt cover, and outwards draw, and then realize letting 6 rear ends of belt cover outwards rotate around fixing base 5, thereby let action wheel 4, belt 3 and follow driving wheel 2 expose, then overhaul or maintain can, after overhaul or maintenance completion, can reset belt cover 6 gyration, make it cover action wheel 4, belt 3 and follow driving wheel 2, then inhale the piece 7 by permanent magnetism piece 8 and magnetism and inhale from inhaling the closure, at last screw up bolt 10 again can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a large fan belt cover, includes large fan (1), driven wheel (2) on large fan (1) are connected with action wheel (4) through belt (3) transmission, on the output shaft of power supply (11) was fixed in at the center of action wheel (4), its characterized in that: one side of keeping away from action wheel (4) from driving wheel (2) is provided with fixing base (5), the surface of large-scale fan (1) is fixed in fixing base (5), the front of fixing base (5) is rotated and is connected with belt cover (6), belt cover (6) are covered in the outside from driving wheel (2), belt (3) and action wheel (4) outward, belt cover (6) are close to one side top fixedly connected with magnetism and inhale piece (7) from driving wheel (2), the inboard of magnetism piece (7) is inhaled and is adsorbed permanent magnetism piece (8), permanent magnetism piece (8) are fixed in on fixing base (5).

2. The large fan belt cover according to claim 1, characterized in that: the front surface of the belt cover (6) is in a net-shaped design, the inner side of the belt cover (6) is sealed at the upper part, and the lower part is open.

3. The large fan belt cover according to claim 1, characterized in that: the top fixedly connected with baffle (9) of piece (7) is inhaled to magnetism, baffle (9) joint in the top of permanent magnetism piece (8).

4. The large fan belt cover according to claim 1, characterized in that: one end of the magnetic block (7) close to the driving wheel (4) is fixedly connected with the permanent magnet block (8) through a bolt (10).