CN210290200U - Mining high-efficient major axis local ventilating fan - Google Patents
Mining high-efficient major axis local ventilating fan Download PDFInfo
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- CN210290200U CN210290200U CN201920805351.8U CN201920805351U CN210290200U CN 210290200 U CN210290200 U CN 210290200U CN 201920805351 U CN201920805351 U CN 201920805351U CN 210290200 U CN210290200 U CN 210290200U
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Abstract
The utility model discloses a mining high-efficiency long-axis local ventilating fan, which comprises a ventilating pipe, wherein connecting frames are arranged at two ends inside the ventilating pipe, through holes are arranged at the centers of the two connecting frames, a rotating shaft is connected between the centers of the two connecting frames through a bearing, an air inlet fan blade is connected to the outer side of the right end of the rotating shaft through a bolt, an air inlet channel is connected to the right end of the ventilating pipe, a blowing fan blade is arranged at the left end of the rotating shaft, a first belt pulley is connected to the center of the outer side of the rotating shaft through a bolt, an opening is arranged at the upper end of the outer side of the air inlet channel, a second belt pulley can be driven by a motor to rotate, the rotating shaft is driven by the second belt pulley to rotate, the air inlet fan blade, the blowing fan blade and an auxiliary fan blade can, the motor can be prevented from blocking wind power, so that the ventilation efficiency is higher.
Description
Technical Field
The utility model relates to a ventilating fan technical field specifically is a local ventilating fan of mining high-efficient major axis.
Background
Mining local ventilation fan develops to the present, and the mainstream kind includes ordinary axial-flow type ventilating fan and disrotatory local ventilating fan, but current ventilating fan structure is complicated to ventilating fan ventilation efficiency at some major axes is slow, can not satisfy people's demand, and the motor is with pivot lug connection, and the motor blocks that wind-force is great, causes the ventilation unsmooth.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a local ventilation fan of mining high-efficient major axis, simple structure, it is easy and simple to handle, can prevent that the motor from blockking wind-force for ventilation efficiency is higher, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a mining high-efficiency long-shaft local ventilating fan comprises a ventilating pipe, connecting frames are arranged at two ends inside the ventilating pipe, through holes are formed in the centers of the two connecting frames, and the centers of the two connecting frames are connected with a rotating shaft through a bearing, the outer side of the right end of the rotating shaft is connected with an air inlet fan blade through a bolt, the right end of the ventilation pipe is connected with an air inlet channel, the left end of the rotating shaft is provided with a fan blade, the center of the outer side of the rotating shaft is connected with a first belt pulley through a bolt, the upper end of the outer side of the air inlet channel is provided with an opening, the upper end of the opening is connected with a connecting shell through a bolt, one side of the inside of the connecting shell is connected with a motor through a bolt, the end part of an output shaft of the motor is connected with a second belt pulley through a bolt, a transmission belt is connected between the second belt pulley and the first belt pulley, and the input end of the motor is electrically connected with the output end of an external power supply through an external switch.
As the utility model discloses a preferred technical scheme, the welding of the one end outside of ventilation pipe has the erection joint ring, and the welding of the outside of erection joint ring has four installation otic placodes, is equipped with the bolt hole on the installation otic placode.
As an optimal technical scheme of the utility model, the left end of ventilation pipe is connected with the air outlet through the welded mode, and the air outlet is the toper structure.
As a preferred technical scheme of the utility model, there are two supplementary flabellums in the outside of pivot through bolted connection, and two supplementary flabellums are located the left and right sides of belt pulley one respectively.
As an optimized technical scheme of the utility model, the link is cross column structure to four ends of link are passed through the bolt and are connected with the inboard of ventilation pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the motor is arranged on the local ventilating fan with the high-efficiency long shaft for the mine, the motor can drive the belt pulley II to rotate, the rotating shaft is driven to rotate through the belt pulley II, the air inlet fan blades, the air blowing fan blades and the auxiliary fan blades can be driven to rotate through the rotating shaft, the motor can be prevented from blocking wind power, the ventilating efficiency is higher, the local ventilating fan with the high-efficiency long shaft for the mine is simple in structure and easy and convenient to operate, the motor can be prevented from blocking the wind power, and the ventilating efficiency is higher.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the cross-sectional structure of the present invention.
In the figure: the device comprises a connecting shell 1, a connecting ring 2, an air inlet channel 3, an air inlet fan blade 4, a ventilation pipe 5, an air outlet 6, a blowing fan blade 7, a connecting frame 8, a belt pulley I9, an auxiliary fan blade 10, a belt pulley II 11, a motor 12, a rotating shaft 13 and a conveying belt 14.
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. 1-2, the present invention provides a technical solution: a mining high-efficiency long-shaft local ventilating fan comprises a ventilating pipe 5, connecting frames 8 are arranged at two ends inside the ventilating pipe 5, through holes are formed in the centers of the two connecting frames 8, a rotating shaft 13 is connected between the centers of the two connecting frames 8 through a bearing, the connecting frames 8 are of a cross-shaped structure, four ends of each connecting frame 8 are connected with the inner side of the ventilating pipe 5 through bolts, the rotating shaft 13 is supported more firmly through the two connecting frames 8, an air inlet fan blade 4 is connected to the outer side of the right end of the rotating shaft 13 through a bolt, an air inlet channel 3 is connected to the right end of the ventilating pipe 5, a blowing fan blade 7 is arranged at the left end of the rotating shaft 13, a first belt pulley 9 is connected to the center of the outer side of the rotating shaft 13 through a bolt, an opening is formed in the upper end of the outer side of the air, the end part of an output shaft of the motor 12 is connected with a second belt pulley 11 through a bolt, a conveying belt 14 is connected between the second belt pulley 11 and a first belt pulley 9, the second belt pulley 11 can be driven to rotate through the motor 12, a rotating shaft 13 can be driven to rotate through the second belt pulley 11, the air inlet fan blade 4, the air blowing fan blade 7 and the auxiliary fan blade 10 can be driven to rotate through the rotating shaft 13, so that the wind power can be prevented from being blocked by the motor 12, the ventilation efficiency is higher, the input end of the motor 12 is electrically connected with the output end of an external power supply through an external switch, a mounting connecting ring 2 is welded on the outer side of one end of the ventilation pipe 5, four mounting lug plates are welded on the outer side of the mounting connecting ring 2, bolt holes are arranged on the mounting lug plates, the device can be mounted through the mounting, can derive wind through air outlet 6, there are two auxiliary fan blades 10 in the outside of pivot 13 through bolted connection, and two auxiliary fan blades 10 are located the left and right sides of belt pulley 9 respectively, can blow through auxiliary fan blade 10, and this mining high-efficient major axis local ventilating fan simple structure is easy and simple to handle, can prevent that motor 12 from blockking wind-force for ventilation efficiency is higher.
When in use: drive two 11 rotations of belt pulley through motor 12, drive pivot 13 through two 11 rotations of belt pulley, drive air inlet flabellum 4, the flabellum 7 and the supplementary flabellum 10 of blowing through pivot 13 and rotate to this prevents that motor 12 from blockking wind-force, carries out the supplementary blowing through supplementary flabellum 10.
The utility model discloses a motor 12 can drive two 11 rotations of belt pulley, drives pivot 13 through two 11 rotations of belt pulley, can drive air inlet flabellum 4 through pivot 13, the flabellum 7 and the supplementary flabellum 10 of blowing rotate to this can prevent that motor 12 from blockking wind-force, makes ventilation efficiency higher, and this local ventilation fan of mining high-efficient major axis simple structure, it is easy and simple to handle, can prevent that motor 12 from blockking wind-force, makes ventilation efficiency higher.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 (5)
1. The utility model provides a mining high-efficient major axis local ventilation fan, includes ventilation pipe (5), its characterized in that: the novel fan is characterized in that connecting frames (8) are arranged at two ends of the interior of the ventilation pipe (5), through holes are formed in the centers of the two connecting frames (8), a rotating shaft (13) is connected between the centers of the two connecting frames (8) through a bearing, an air inlet fan blade (4) is connected to the outer side of the right end of the rotating shaft (13) through a bolt, an air inlet channel (3) is connected to the right end of the ventilation pipe (5), a fan blowing blade (7) is arranged at the left end of the rotating shaft (13), a first belt pulley (9) is connected to the center of the outer side of the rotating shaft (13) through a bolt, an opening is formed in the upper end of the outer side of the air inlet channel (3), the upper end of the opening is connected with a connecting shell (1) through a bolt, a motor (12) is connected to one side of the interior of the connecting shell (1) through a bolt, the input end of the motor (12) is electrically connected with the output end of an external power supply through an external switch.
2. The mining efficient long-axis local ventilating fan as claimed in claim 1, characterized in that: the outside welding of the one end of ventilation pipe (5) has erection joint ring (2), and the outside welding of erection joint ring (2) has four installation otic placodes, is equipped with the bolt hole on the installation otic placode.
3. The mining efficient long-axis local ventilating fan as claimed in claim 1, characterized in that: the left end of the ventilation pipe (5) is connected with an air outlet (6) in a welding mode, and the air outlet (6) is of a conical structure.
4. The mining efficient long-axis local ventilating fan as claimed in claim 1, characterized in that: the outer side of the rotating shaft (13) is connected with two auxiliary fan blades (10) through bolts, and the two auxiliary fan blades (10) are respectively located on the left side and the right side of the first belt pulley (9).
5. The mining efficient long-axis local ventilating fan as claimed in claim 1, characterized in that: the connecting frame (8) is of a cross-shaped structure, and four ends of the connecting frame (8) are connected with the inner side of the ventilation pipe (5) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920805351.8U CN210290200U (en) | 2019-05-31 | 2019-05-31 | Mining high-efficient major axis local ventilating fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920805351.8U CN210290200U (en) | 2019-05-31 | 2019-05-31 | Mining high-efficient major axis local ventilating fan |
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| Publication Number | Publication Date |
|---|---|
| CN210290200U true CN210290200U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920805351.8U Active CN210290200U (en) | 2019-05-31 | 2019-05-31 | Mining high-efficient major axis local ventilating fan |
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| CN (1) | CN210290200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112774366A (en) * | 2020-12-21 | 2021-05-11 | 上海征世科技有限公司 | Diamond cutting waste material dust recycling equipment |
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2019
- 2019-05-31 CN CN201920805351.8U patent/CN210290200U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112774366A (en) * | 2020-12-21 | 2021-05-11 | 上海征世科技有限公司 | Diamond cutting waste material dust recycling equipment |
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