CN217207050U

CN217207050U - Novel explosion-proof axial flow fan

Info

Publication number: CN217207050U
Application number: CN202220166951.6U
Authority: CN
Inventors: 宋增加; 刘传红
Original assignee: Jinan Jiahong Machinery Co ltd
Current assignee: Jinan Jiahong Machinery Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-08-16
Anticipated expiration: 2032-01-21

Abstract

The utility model relates to the technical field of an explosion-proof axial flow fan, in particular to a novel explosion-proof axial flow fan, which comprises a shell and an explosion-proof motor, wherein the explosion-proof motor is fixedly arranged on the inner side wall of the shell through an installation rod, one side of the shell is provided with a mounting plate which is provided with a circular groove, one end of the shell is fixedly arranged on the inner side wall of the circular groove, the mounting plate is provided with a square groove, the inner side wall at the top of the square groove is provided with a holding groove, the inner side wall of the holding groove is rotatably provided with a rotating rod, the rotating rod is wound with a soft screen cloth, one end of the soft screen cloth is fixedly provided with a connecting plate, the bottom of the connecting plate is fixedly provided with a fixed block, the inner side wall at the bottom of the square groove is provided with a fixed groove, the fixing mechanism can release the fixing of the fixed block, and then a user can wind the soft screen cloth through the rotating rod, thereby facilitating the cleaning of the dust on the fan blades of the explosion-proof fan, the height of the flexible connecting pipe can be conveniently adjusted through the adjusting mechanism, so that the purpose of adjusting the air outlet is achieved.

Description

Novel explosion-proof axial flow fan

Technical Field

The utility model relates to an explosion-proof axial fan technical field, in particular to novel explosion-proof axial fan.

Background

The explosion-proof axial-flow ventilator is a new-type fan which is improved and designed on the basis of BT30-11 in the eighties of China, is suitable for conveying flammable, explosive and non-corrosive gas, has an environmental temperature not exceeding 60 ℃, is widely applied to ventilation or strong heating radiation in general factories, warehouses, offices and houses, can also be installed in series at intervals in a longer exhaust pipeline so as to improve the pressure in the pipeline, and can be used as a free fan when a motor is disassembled.

The existing explosion-proof axial flow fan is simple and practical, and is applied to various occasions, but the existing explosion-proof axial flow fan still has certain disadvantages, such as a baffle net is generally installed on the shell of the existing explosion-proof axial flow fan, the baffle net is generally fixed through a plurality of bolts, the disassembly is troublesome, when the dust on the fan blade of the explosion-proof fan is required to be cleaned, the baffle net needs to be disassembled, the traditional baffle net is inconvenient to use, and the position of the air outlet is inconvenient to adjust by the existing explosion-proof axial flow fan.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel explosion-proof axial fan to what put forward in solving above-mentioned background art and keep off the net and generally fix through a plurality of bolts, it is troublesome to dismantle, and when wanting to clear up the dust on the explosion-proof fan flabellum, need will keep off the net and dismantle, traditional fender net uses the problem of the inconvenient position of adjusting the air outlet of comparatively inconvenient and current explosion-proof axial fan.

In order to achieve the above object, the utility model provides a following technical scheme: a novel explosion-proof axial flow fan comprises a shell and an explosion-proof motor, wherein the explosion-proof motor is fixedly arranged on the inner side wall of the shell through a mounting rod, one side of the shell is provided with a mounting plate, the mounting plate is provided with a circular groove, one end of the shell is fixedly arranged on the inner side wall of the circular groove, the mounting plate is provided with a square groove, the inner side wall of the top of the square groove is provided with an accommodating groove, a rotating rod is rotatably arranged on the inner side wall of the accommodating groove, soft screen cloth is wound on the rotating rod, a connecting plate is fixedly arranged at one end of the soft screen cloth, the bottom of the connecting plate is fixedly provided with a fixed block, the inner side wall of the bottom of the square groove is provided with a fixed groove, the mounting panel is provided with a fixing mechanism, the other end of the shell is fixedly provided with a flexible connecting pipe, and the shell is provided with an adjusting mechanism.

Preferably, for the convenience of driving the rotating rod rotates, the square groove is communicated with the circular groove, a motor is fixedly mounted on the outer side wall of the mounting plate, and an output shaft of the motor is fixedly mounted at one end of the rotating rod.

Preferably, for the convenience right the fixed block is fixed, the fixed block sets up in the fixed slot, the connecting plate passes through the sliding block movable mounting and is in on the inside wall in square groove.

Preferably, for convenience the linkage board removes and resets, fixed establishment includes return bend, spring, linkage board, wears pole, stay cord and pull ring, return bend fixed mounting be in on the mounting panel, spring fixed mounting be in on the inside wall of return bend, linkage board fixed mounting be in the one end of spring.

Preferably, in order to facilitate the operation of the pull rope, the penetrating rod is fixedly installed on one side of the linkage plate, a through hole is formed in the fixed block, one end of the penetrating rod penetrates through the bent pipe and is arranged in the through hole, the pull rope is fixedly installed on the other side of the linkage plate, and the pull ring is fixedly installed at one end of the pull rope.

Preferably, in order to facilitate the moving plate to move, the adjusting mechanism comprises a side plate, a moving plate, a threaded rod and a base, the side plate is fixedly installed on the outer side wall of the shell, a through hole is formed in the side plate, and the moving plate is arranged in the through hole in a penetrating mode.

Preferably, in order to bring one end of the flexible connecting pipe to move, threaded holes are formed in the side plate and the moving plate, the threaded rods penetrate through the threaded holes, the base is fixedly installed at the bottom of the moving plate, and one end of the flexible connecting pipe is fixedly installed on the base.

The utility model discloses a technological effect and advantage:

1. the utility model discloses be equipped with fixed establishment and soft screen cloth, can play the guard action through soft screen cloth, can remove the fixed to the fixed block through fixed establishment, later user's accessible bull stick carries out the rolling to soft screen cloth, has consequently made things convenient for the user to clear up the dust on the explosion-proof fan flabellum.

2. The utility model discloses be equipped with adjustment mechanism, when in actual use, the user alright adjust the height of soft even pipe through adjustment mechanism to reach the purpose of adjusting the air outlet, convenient to use.

Drawings

Fig. 1 is a schematic front view of the cross-section of the present invention.

Fig. 2 is a schematic structural diagram of the adjusting mechanism of the present invention.

Fig. 3 is a schematic cross-sectional view of the mounting plate of the present invention.

Fig. 4 is an enlarged view of a portion a in fig. 3.

In the figure: 1. a housing; 2. an explosion-proof motor; 3. mounting a plate; 4. a rotating rod; 5. soft mesh cloth; 6. a connecting plate; 7. a fixed block; 8. a flexible connecting pipe; 9. a motor; 10. bending the pipe; 11. a spring; 12. a linkage plate; 13. penetrating a rod; 14. pulling a rope; 15. a pull ring; 16. a side plate; 17. moving the plate; 18. a threaded rod; 19. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a novel explosion-proof axial flow fan, including shell 1 and explosion-proof machine 2, explosion-proof machine 2 is through installation pole fixed mounting on the inside wall of shell 1, one side of shell 1 is provided with mounting panel 3, be provided with the circular recess on mounting panel 3, the one end fixed mounting of shell 1 is on the inside wall of circular recess, set up square groove on the mounting panel 3, be provided with the holding tank on the inside wall at square groove top, it installs bull stick 4 to rotate on the inside wall of holding tank, the winding has soft screen cloth 5 on the bull stick 4, the one end fixed mounting of soft screen cloth 5 has connecting plate 6, the bottom fixed mounting of connecting plate 6 has fixed block 7, be provided with the fixed slot on the inside wall of square groove bottom, be provided with fixed establishment on mounting panel 3, the other end fixed mounting of shell 1 has soft even pipe 8, be provided with adjustment mechanism on shell 1, adjustment mechanism has made things convenient for adjusting the height of soft even pipe 8.

As a technical optimization scheme, square groove is linked together with the circular recess, and fixed mounting has motor 9 on mounting panel 3's the lateral wall, and motor 9's output shaft fixed mounting is served at bull stick 4, and fixed block 7 sets up in the fixed slot, and connecting plate 6 passes through the sliding block movable mounting on the inside wall of square groove, because connecting plate 6 movable mounting is in square inslot, consequently can increase connecting plate 6 movable plate 17 stability.

As a technical optimization scheme, fixed establishment includes return bend 10, spring 11, linkage plate 12, wear pole 13, stay cord 14 and pull ring 15, return bend 10 fixed mounting is on mounting panel 3, spring 11 fixed mounting is on the inside wall of return bend 10, linkage plate 12 fixed mounting is in the one end of spring 11, wear pole 13 fixed mounting is in one side of linkage plate 12, be provided with the perforation on the fixed block 7, the one end of wearing pole 13 runs through return bend 10 and sets up in the perforation, stay cord 14 fixed mounting is at the opposite side of linkage plate 12, pull ring 15 fixed mounting is in the one end of stay cord 14, when the user loosens stay cord 14, can make linkage plate 12 and wear pole 13 to reset through spring 11.

As the utility model discloses a technical optimization scheme, adjustment mechanism include curb plate 16, movable plate 17, threaded rod 18 and

base

19, and 16 fixed mounting of curb plate is provided with the through-hole on the curb plate 16 on the lateral wall of shell 1, and movable plate 17 is worn to establish in the through-hole, and the through-hole has made things convenient for movable plate 17 to remove.

As the utility model discloses a technical optimization scheme, all be provided with the screw hole on curb plate 16 and the movable plate 17, threaded rod 18 wears to establish in the screw hole, and 19 fixed mounting of base are in the bottom of movable plate 17, and the one end fixed mounting of flexible even pipe 8 has made things convenient for through base 19 to drive flexible even pipe 8 and has removed.

When the utility model is used, a user can firstly install the utility model, when the height of the flexible connecting pipe 8 needs to be changed during actual use, the user can firstly rotate the threaded rod 18 to remove the fixation of the movable plate 17, and then the user can operate the movable plate 17 to ascend or descend, so as to drive the base 19 and one end of the flexible connecting pipe 8 to ascend and descend, thereby achieving the purpose of adjusting the air outlet, the utility model is convenient to use, the protection effect can be achieved through the flexible mesh cloth 5, when the dust on the fan blade of the explosion-proof motor 2 needs to be cleaned, the user can pull the pull rope 14 through the pull ring 15, thereby the linkage plate 12 and the spring 11 can be driven to move in the elbow pipe 10, thereby the through rod 13 can be driven to move, thereby the fixation of the fixed block 7 is removed, then the user can drive the rotating rod 4 to rotate after the motor 9 is powered on, thereby the flexible mesh cloth 5 can be rolled through the rotating rod 4, therefore, the soft mesh cloth 5 can drive the connecting plate 6 and the fixing block 7 to ascend, and finally, a user can clean dust on the fan blades of the explosion-proof motor 2, so that the operation is simple.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a novel explosion-proof axial fan, includes shell (1) and explosion-proof motor (2), its characterized in that: the explosion-proof machine (2) is fixedly installed on the inner side wall of the shell (1) through an installation rod, one side of the shell (1) is provided with an installation plate (3), a circular groove is formed in the installation plate (3), one end of the shell (1) is fixedly installed on the inner side wall of the circular groove, a square groove is formed in the installation plate (3), an accommodation groove is formed in the inner side wall of the top of the square groove, a rotating rod (4) is rotatably installed on the inner side wall of the accommodation groove, a soft mesh cloth (5) is wound on the rotating rod (4), a connecting plate (6) is fixedly installed at one end of the soft mesh cloth (5), a fixed block (7) is fixedly installed at the bottom of the connecting plate (6), a fixed groove is formed in the inner side wall of the bottom of the square groove, a fixing mechanism is arranged on the installation plate (3), and a soft connecting pipe (8) is fixedly installed at the other end of the shell (1), the shell (1) is provided with an adjusting mechanism.

2. The novel explosion-proof axial flow fan according to claim 1, characterized in that: the square groove with the circular groove is linked together, fixed mounting has motor (9) on the lateral wall of mounting panel (3), the output shaft fixed mounting of motor (9) is in one of bull stick (4) is served.

3. The novel explosion-proof axial flow fan according to claim 2, characterized in that: fixed block (7) set up in the fixed slot, connecting plate (6) are in through the sliding block movable mounting on the inside wall in square groove.

4. The novel explosion-proof axial flow fan according to claim 1, characterized in that: fixed establishment includes return bend (10), spring (11), linkage board (12), wears pole (13), stay cord (14) and pull ring (15), return bend (10) fixed mounting be in on mounting panel (3), spring (11) fixed mounting be in on the inside wall of return bend (10), linkage board (12) fixed mounting be in the one end of spring (11).

5. The novel explosion-proof axial flow fan of claim 4, characterized in that: wear pole (13) fixed mounting in one side of linkage board (12), be provided with the perforation on fixed block (7), the one end of wearing pole (13) runs through return bend (10) and sets up in the perforation, stay cord (14) fixed mounting be in the opposite side of linkage board (12), pull ring (15) fixed mounting be in the one end of stay cord (14).

6. The novel explosion-proof axial flow fan according to claim 5, characterized in that: the adjusting mechanism comprises a side plate (16), a moving plate (17), a threaded rod (18) and a base (19), wherein the side plate (16) is fixedly installed on the outer side wall of the shell (1), a through hole is formed in the side plate (16), and the moving plate (17) is arranged in the through hole in a penetrating mode.

7. The novel explosion-proof axial flow fan of claim 6, characterized in that: threaded holes are formed in the side plates (16) and the moving plate (17), the threaded rods (18) penetrate through the threaded holes, the base (19) is fixedly installed at the bottom of the moving plate (17), and one end of the flexible connecting pipe (8) is fixedly installed on the base (19).