CN215805348U - Long service life's fan for petrochemical - Google Patents

Abstract

The utility model discloses a petrochemical fan with long service life, which comprises a signal receiver, a protective frame, a casing and a power controller, wherein jacks are formed in the front surface of the casing in a rectangular array, insertion rods are welded in the back surface of the protective frame in a rectangular array, the insertion rods are inserted into the jacks, the signal receiver is installed on one side of the front surface of the casing, a warning lamp is embedded and installed above the front surface of the casing, four infrared sensors are symmetrically installed on the front surface of the protective frame, a motor is installed in the casing, a connecting shaft rod is rotatably installed on the motor, a fixed disc is welded on one side, opposite to the protective frame, of the connecting shaft rod, fan blades are installed on the fixed disc, and the power controller is installed on the inner wall of the casing. The utility model has the advantages of simple structure, convenient operation, prevention of foreign matters from entering the interior of the casing, prolonged service life of equipment, convenient disassembly and cleaning and maintenance of the interior of the casing.

Description

Long service life's fan for petrochemical

Technical Field

The utility model relates to the technical field of fans, in particular to a fan for petrochemical industry, which is long in service life.

Background

The fan is a driven fluid machine which increases the gas pressure and discharges the gas by means of the input mechanical energy, and is mainly applied to the fields of national economy such as metallurgy, petrifaction, electric power, urban rail transit, textile, ships and the like and ventilation of various places. Besides the traditional application field, the method still has a great development prospect in more than 20 potential market fields such as comprehensive utilization of coal gangue, technical improvement of novel dry clinker, energy conservation and comprehensive utilization of resources in metallurgical industry and the like.

Through a large amount of search discoveries, the Chinese utility model patent column: application number CN201620964475.7, publication number CN205980242U, an industrial fan, which discloses an industrial fan, comprising a fan shell; the fan shell is rectangular, and an air inlet and an air outlet are respectively formed in two sides of the fan shell; an anion generating layer, a cold catalyst filtering layer, an HEPA filtering layer, an active carbon filtering layer and a primary filtering net are sequentially arranged in the fan shell from the air outlet to the motor; the bottom cover of fan casing is equipped with the install bin, is equipped with a plurality of pressure springs between the bottom surface of fan casing and the interior bottom surface of install bin, the upper end of every pressure spring and the bottom rigid coupling of fan casing, the lower extreme and the interior bottom surface rigid coupling of install bin, the guide post is worn to be equipped with to every pressure spring inside equal axial, the lower extreme of guide post and the interior bottom surface rigid coupling of install bin, inside the upper end stretches into the air-cooler body, the guide post can be for fan casing activity from top to bottom. The utility model is beneficial to popularization and application.

In conclusion, the device can filter the impurities in the air in the shell, and discharges clean air, but the device is not provided with a mechanism for protecting the shell, the fan is influenced by airflow or external factors in the operation process, foreign matters often fall to the position near the motor, and some foreign matters can enter the fan from the air inlet, so that the service life of the fan is greatly shortened, and the personal safety of workers is also influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a petrochemical fan with long service life, which has the advantages of simple structure, convenience in operation, prevention of foreign matters from entering the interior of a casing, prolongation of the service life of equipment, convenience in disassembly and cleaning and maintenance of the interior of the casing, and solves the problems of short service life and inconvenience in cleaning of the traditional petrochemical fan.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a long service life's fan for petrochemical, includes signal receiver, fender bracket, casing and electrical source controller, the casing is the rectangle array and has seted up the jack, the fender bracket back of the body is the rectangle array welding and has the inserted bar, the inserted bar inserts in the jack, signal receiver is installed to the positive one side of casing, the warning light is installed in the positive top embedding of casing, four infrared inductor are installed to the positive symmetry of fender bracket, casing internally mounted has the motor, the motor rotates installs even axostylus axostyle, even axostylus axostyle has the fixed disk with the relative one side welding of fender bracket, install the flabellum on the fixed disk, electrical source controller is installed to the casing inner wall.

Preferably, the bottom of the machine shell is symmetrically welded with bases.

Preferably, four sides of the motor are respectively welded with a connecting rod, and one end of the connecting rod, which deviates from the motor, is welded with the inner wall of the shell.

Preferably, the fan blade is provided with a round hole, one side of the fixed disc opposite to the fan blade is provided with a screw hole, the screw hole corresponds to the round hole, and the bolt penetrates through the round hole and is fixedly connected with the screw hole.

Preferably, the front surface of the casing is provided with an air inlet, and the back surface of the casing is provided with an air outlet.

Preferably, the number of the jacks and the number of the inserted rods are four, and the outer sides of the inserted rods are tightly attached to the inner walls of the jacks.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the infrared sensors, the signal receiver and the power supply controller are arranged, the signal receiver is arranged on one side of the front surface of the casing, the warning lamp is embedded and installed above the front surface of the casing, the four infrared sensors are symmetrically installed on the front surface of the protection frame, the power supply controller is installed on the inner wall of the casing, in the operation process of the equipment, as long as foreign matters are sensed by the four infrared sensors, signals are sent to the signal receiver, meanwhile, the power supply controller can cut off the power supply of the motor, so that the motor stops running, the warning lamp can twinkle red light, the working personnel are reminded, and the effects of protecting fan blades and the motor and prolonging the service life of the equipment are achieved.

2. According to the fan blade cleaning device, the screw holes and the bolts are arranged, the fan blade is installed on the fixed disc, the circular holes are formed in the fan blade, the screw holes are formed in the side, opposite to the fan blade, of the fixed disc, the screw holes correspond to the circular holes, the bolts penetrate through the circular holes to be fixedly connected with the screw holes, a large amount of dust is easily attached to the surface of the fan blade in the long-time rotating process, the fan blade can be taken out and cleaned by extending the screwdriver from the air outlet of the shell, the bolts are loosened, and the effects of conveniently cleaning the fan blade and keeping the cleanliness of the interior of the shell are achieved.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic diagram of the right view structure of the present invention;

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

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic cross-sectional view of the fixing plate and the fan blade of the present invention.

In the figure: 1. a base; 2. a signal receiver; 3. a protection frame; 4. a warning light; 5. a connecting rod; 6. an infrared sensor; 7. fixing the disc; 8. a fan blade; 9. a housing; 10. inserting a rod; 11. an air inlet; 12. a power supply controller; 13. a motor; 14. an air outlet; 15. a jack; 16. a bolt; 17. a screw hole; 18. a circular hole; 19. the shaft rod is connected.

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 5, an embodiment of the present invention includes: the utility model provides a long service life's fan for petrochemical, the device connects external power supply, including signal receiver 2, fender bracket 3, casing 9 and electrical source controller 12, casing 9 openly is the rectangle array and has seted up jack 15, 3 backs of fender bracket are the rectangle array welding and have inserted bar 10, inserted bar 10 inserts in the jack 15, jack 15 and inserted bar 10 have four respectively, the outside and the 15 inner walls of jack of inserted bar 10 closely laminate, use inserted bar 10 and jack 15 to fix fender bracket 3 and casing 9 together, fender bracket 3 prevents that there is the foreign matter to get into inside casing 9, when needing to clean and maintain casing 9, two people cooperate, one is pressed casing 9, another individual extract inserted bar 10 can, moreover, the steam generator is simple in structure, it is all more convenient to install and dismantle.

A signal receiver 2 is arranged on one side of the front face of a machine shell 9, a warning light 4 is embedded and arranged on the upper side of the front face of the machine shell 9, four infrared sensors 6 are symmetrically arranged on the front face of a protection frame 3, a motor 13 is arranged in the machine shell 9, connecting rods 5 are respectively welded on four side faces of the motor 13, one end of each connecting rod 5, which is far away from the motor 13, is welded with the inner wall of the machine shell 9, the motor 13 is fixed in the machine shell 9 through the connecting rods 19, a fixed disc 7 is welded on one side of each connecting rod 19, which is opposite to the protection frame 3, a fan blade 8 is arranged on the fixed disc 7, a round hole 18 is formed in each fan blade 8, a screw hole 17 is formed in one side of the fixed disc 7, which is opposite to the corresponding to the round hole 18, a bolt 16 penetrates through the round hole 18 to be fixedly connected with the screw hole 17, and a screwdriver is used, the bolts 16 can be loosened to remove the fan blades 8 for maintenance and cleaning of surface dust.

The inner wall of the casing 9 is provided with a power supply controller 12, when the infrared sensor 6 senses a foreign object, a signal is sent to the signal receiver 2, the power supply controller 12 receives the signal from the signal receiver 2, the power supply of the motor 13 is cut off, the motor 13 stops running, the foreign object is prevented from being impacted on the casing 9 by the influence of air flow, meanwhile, the warning lamp 4 can flash red light to remind a worker, equipment is checked in time, and the foreign object is cleaned, the bottom of the casing 9 is symmetrically welded with the base 1, the base 1 provides supporting force for the casing 9, the front surface of the casing 9 is provided with an air inlet 11, the back surface of the casing 9 is provided with an air outlet 14, air enters from the air inlet 11 and then is discharged from the air outlet 14, just as the motor 13, the power supply controller 12, the warning lamp 4, the signal receiver 2 and the infrared sensor 6 provide driving knowledge, which all belong to conventional means or common knowledge, it is not described herein in detail, and those skilled in the art can make any modifications as needed or convenient.

The working principle is as follows: starting motor 13, motor 13 drives flabellum 8 through connecting shaft pole 19 and rotates, at equipment operation in-process, sense the foreign matter when infrared inductor 6, will send signal for signal receiver 2, power controller 12 receives signal receiver 2's signal, will cut off motor 13's power, make motor 13 stall, avoid the foreign matter to receive the influence striking casing 9 of air current, warning light 4 also can twinkle red light simultaneously, remind the staff, in time check out test set, clear up the foreign matter.

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 long service life's fan for petrochemical, includes signal receiver (2), fender bracket (3), casing (9) and electrical source controller (12), its characterized in that: casing (9) openly are the rectangular array and seted up jack (15), fender bracket (3) back is the welding of rectangular array and has inserted bar (10), inserted bar (10) insert in jack (15), signal receiver (2) are installed to casing (9) openly one side, warning light (4) are installed in the embedding of casing (9) openly top, four infrared inductor (6) are installed to fender bracket (3) openly symmetry, casing (9) internally mounted has motor (13), motor (13) rotate and install even axostylus axostyle (19), even axostylus axostyle (19) and the relative one side welding of fender bracket (3) have fixed disk (7), install flabellum (8) on fixed disk (7), electrical source controller (12) are installed to casing (9) inner wall.

2. The petrochemical fan long in service life according to claim 1, wherein: the base (1) is symmetrically welded at the bottom of the shell (9).

3. The petrochemical fan long in service life according to claim 1, wherein: connecting rods (5) are welded to four side faces of the motor (13) respectively, and one end, away from the motor (13), of each connecting rod (5) is welded to the inner wall of the shell (9).

4. The petrochemical fan long in service life according to claim 1, wherein: round holes (18) are formed in the fan blades (8), screw holes (17) are formed in the opposite sides of the fixed disc (7) and the fan blades (8), the screw holes (17) correspond to the round holes (18), and bolts (16) penetrate through the round holes (18) and are fixedly connected with the screw holes (17).

5. The petrochemical fan long in service life according to claim 1, wherein: the front surface of the machine shell (9) is provided with an air inlet (11), and the back surface of the machine shell (9) is provided with an air outlet (14).

6. The petrochemical fan long in service life according to claim 1, wherein: the number of the insertion holes (15) is four, the number of the insertion rods (10) is four, and the outer side of each insertion rod (10) is tightly attached to the inner wall of each insertion hole (15).

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