CN203892220U - Rotating axial fan for coal mine - Google Patents
Rotating axial fan for coal mine Download PDFInfo
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- CN203892220U CN203892220U CN201420269956.7U CN201420269956U CN203892220U CN 203892220 U CN203892220 U CN 203892220U CN 201420269956 U CN201420269956 U CN 201420269956U CN 203892220 U CN203892220 U CN 203892220U
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Abstract
The utility model belongs to the field of coal mine equipment and particularly relates to a rotating axial fan for coal mine, comprising a flow collector, an air tube, a denoising mesh, a diffuser, a diffusion column, a gas monitor, a level I middle tube, a level II middle tube, a level I rotor, a level II rotor, a level I motor shaft, a level II motor shaft, a level I motor case, a level II motor case, a level I explosion-proof motor, a level II explosion-proof motor, a level I reducer, a level II reducer, a heat exchange tube A, a heat exchange tube B, radiating fins A, radiating fins B, a level I motor support, a level II motor support, a seal cover, a denoiser A and a denoiser B. The air tube is disposed inside the flow collector. The level I middle tube, the level II middle tube, the level I motor case, the level II motor case and the seal cover are arranged inside the air tube. The air tube is connected with the diffuser which is connected with the diffusion column.
Description
Technical field
The utility model belongs to coal mine equipment field, relates in particular to a kind of colliery and uses spin axis blower fan.
background technique
For a long time, colliery, owing to being subject to complicated conditions of manufacture and environmetal impact, all adopts the model that power ratio is larger in mining equipment type selecting, motor full speed running, and low load with strong power phenomenon is very general, consumes energy very serious.If how technological progress and technological innovation are guide, reduce the cost of production of enterprise, raising labour productivity is the urgent problem that coal production enterprise need to solve.
Coal mine main ventilator is one of the four large capital equipments in colliery, and as mine main ventilation, ceaselessly turn round 24 hours its every days, is " breathing " system of whole mine.But along with the continuous extension of exploiting and tunneling, tunnel extends, required air quantity also will constantly increase, and blower fan power used also will strengthen.Replacing of the four seasons, cold and hot variation, required air quantity also needs continuous adjusting.But colliery is former in the power of inverted ventilation and the designed ventilator of exploitation later stage operating conditions and the motor that drags, conventionally normally much larger than colliery produce required operate power.Mine is generally selected blower fan model by the exploitation hard time that ventilates in each stage.
Traditional regulating system, be according to air quantity required number, realize by damper, blade angle.From the process of Fan Selection and the actual conditions of coal production, there is following problem in ventilator constant-speed operation:
1. the serious waste of electric energy
The length of service of large coal mine mostly more than decades, the operation initial stage to field with "nine squares" stable exploitation generally more than 10 years, but the upper surplus of general main fan design is large especially, considerable time main fan be in compared with under underload always and move.Regulate because Coal Mine Main Fan generally adopts plate washer, therefore cause energy waste, increased cost of production.
2, difficulty in starting, mechanical deterioration is serious
Main fan adopts directly and starts, and starting time is long, and inrush current is large, and the insulation of motor is had to larger threat, even burns motor when serious.And the single shaft torque phenomenon that high-tension motor produces in start-up course makes blower fan produce larger mechanical vibration stress, badly influence motor, blower fan and other mechanical working life.
3, automaticity is low
Main fan relies on manual tune plate washer, does not more possess the automatically real-time regulatory function of air quantity, and automaticity is low.Under nonserviceabling, as Air escape branch, will mine normal production be caused and be had a strong impact on.
Variable-frequency governor, as a kind of novel power-converting device, is applied to industrial All aspects of maturely, not only starts easily, and energy-saving effect is remarkable, and multiple functional to electric motor protecting.Therefore, for the safety that ensures that mine is produced, reduce production costs, improve automaticity, the Frequency Conversion Modification of Mine Ventilator has just been become to imperative engineering.
Summary of the invention
The utility model provides a kind of colliery to use spin axis blower fan, to solve the fan motor proposing in the above-mentioned background technology bad problem of dispelling the heat.
The technical problem that the utility model solves realizes by the following technical solutions: the utility model provides a kind of colliery to use spin axis blower fan, it is characterized in that: comprise slip ring, air duct, noise suppression network, diffuser, retention tower, gas monitor device, I level intermediate cylinder, II level intermediate cylinder, I level wind wheel, II level wind wheel, I level motor shaft, II level motor shaft, I level motor housing, II level motor housing, I level anti-explosion motor, II level anti-explosion motor, I level speed reducer, II level speed reducer, heat exchanging tube A, heat exchanging tube B, radiating fin A, radiating fin B, I level motor supporting table, II level motor supporting table, seal closure, Denoiser A, Denoiser B, described air duct is in the inside of described slip ring, described I level intermediate cylinder, II level intermediate cylinder, I level motor housing, II level motor housing, seal closure is in the inside of described air duct, described air duct connects described diffuser, described diffuser connects described retention tower, described I level intermediate cylinder is on the side of described II level intermediate cylinder, and described I level wind wheel is in the inside of described I level intermediate cylinder, and described II level wind wheel is in the inside of described II level intermediate cylinder, one end of described I level motor housing connects described I level intermediate cylinder, the other end of described I level motor housing connects described seal closure, and described II level motor housing connects described II level intermediate cylinder, described I level anti-explosion motor, I level speed reducer, heat exchanging tube A, radiating fin A is in the inside of described I level motor housing, described I level motor supporting table is in the bottom of described I level motor housing, described I level anti-explosion motor connects described I level speed reducer, described I level motor shaft runs through described I level speed reducer, one end of described I level motor shaft connects described I level anti-explosion motor, the other end of described I level motor shaft connects described I level wind wheel, described II level anti-explosion motor, II level speed reducer, heat exchanging tube B, radiating fin B is in the inside of described II level motor housing, described II level motor supporting table is in the bottom of described II level motor housing, described II level anti-explosion motor connects described II level speed reducer, described II level motor shaft runs through described II level speed reducer, one end of described II level motor shaft connects described II level anti-explosion motor, and the other end of described II level motor shaft connects described II level wind wheel.
Described radiating fin A is on described I level anti-explosion motor, described radiating fin A connects described I level motor housing, seal closure, described heat exchanging tube A is on the side of described I level anti-explosion motor, I level speed reducer, and described heat exchanging tube A runs through described radiating fin A, and described heat exchanging tube A connects described I level motor supporting table.
Described radiating fin B is on described II level anti-explosion motor, described radiating fin B connects described II level motor housing, described heat exchanging tube B is on the side of described II level anti-explosion motor, II level speed reducer, and described heat exchanging tube B runs through described radiating fin B, and described heat exchanging tube B connects described II level motor supporting table.
Described noise suppression network, gas monitor device are in the inside of described air duct, and described Denoiser A is at described I level intermediate cylinder, above II level intermediate cylinder, and described Denoiser B is below described I level intermediate cylinder, II level intermediate cylinder.
The beneficial effects of the utility model are:
1 this colliery is used spin axis blower fan, adopts radiating fin and heat exchanging tube in motor housing, does not change the enclosed construction of motor housing, reaches the object of quick heat radiating.
The use of 2 Denoisers and noise suppression network can improve production safety index, prevents noise interference alarm.
3 gas monitor devices can be monitored the content of gas of blower fan inner fluid, prevent motor explosion.
4 axial flow counter-rotating fans use flexibly, counter-rotating fan two-stage active wheel is driven by two motors respectively, thereby the corresponding different use state of counter-rotating fan, can carry out combination miscellaneous, wherein one-level idle running can be formed and leadingly add movable vane level or movable vane adds rear guide vane level.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
In figure: 1-slip ring, 2-air duct, 3-noise suppression network, 4-diffuser, 5-retention tower, 6-gas monitor device, 7-I level intermediate cylinder, 8-II level intermediate cylinder, 9-I level wind wheel, 10-II level wind wheel, 11-I level motor shaft, 12-II level motor shaft, 13-I level motor housing, 14-II level motor housing, 15-I level anti-explosion motor, 16-II level anti-explosion motor, 17-I level speed reducer, 18-II level speed reducer, 19-heat exchanging tube A, 20-heat exchanging tube B, 21-radiating fin A, 22-radiating fin B, 23-I level, 24-II level, 25-seal closure, 26-Denoiser A, 27-Denoiser B.
Embodiment:
The present embodiment comprises slip ring 1, air duct 2, noise suppression network 3, diffuser 4, retention tower 5, gas monitor device 6, I level intermediate cylinder 7, II level intermediate cylinder 8, I level wind wheel 9, II level wind wheel 10, I level motor shaft 11, II level motor shaft 12, I level motor housing 13, II level motor housing 14, I level anti-explosion motor 15, II level anti-explosion motor 16, I level speed reducer 17, II level speed reducer 18, heat exchanging tube A19, heat exchanging tube B20, radiating fin A21, radiating fin B22, I level motor supporting table 23, II level motor supporting table 24, seal closure 25, Denoiser A26, Denoiser B27, air duct 2 is in the inside of slip ring 1, I level intermediate cylinder 7, II level intermediate cylinder 8, I level motor housing 13, II level motor housing 14, seal closure 25 is in the inside of air duct 2, air duct 2 connects diffuser 4, diffuser 4 connects retention tower 5, I level intermediate cylinder 7 is on the side of II level intermediate cylinder 8, and I level wind wheel 9 is in the inside of I level intermediate cylinder 7, and II level wind wheel 10 is in the inside of II level intermediate cylinder 8, one end of I level motor housing 13 connects I level intermediate cylinder 7, the other end of I level motor housing 13 connects seal closure 25, and II level motor housing 14 connects II level intermediate cylinder 8, I level anti-explosion motor 15, I level speed reducer 17, heat exchanging tube A19, radiating fin A21 is in the inside of I level motor housing 13, I level motor supporting table 23 is in the bottom of I level motor housing 13, I level anti-explosion motor 15 connects I level speed reducer 17, I level motor shaft 11 runs through I level speed reducer 17, one end of I level motor shaft 11 connects I level anti-explosion motor 15, the other end of I level motor shaft 11 connects I level wind wheel 9, II level anti-explosion motor 16, II level speed reducer 18, heat exchanging tube B20, radiating fin B22 is in the inside of II level motor housing 14, II level motor supporting table 24 is in the bottom of II level motor housing 14, II level anti-explosion motor 16 connects II level speed reducer 18, II level motor shaft 12 runs through II level speed reducer 18, one end of II level motor shaft 12 connects II level anti-explosion motor 16, and the other end of II level motor shaft 12 connects II level wind wheel 10.
Radiating fin A21 is on I level anti-explosion motor 15, and radiating fin A21 connects I level motor housing 13, seal closure 25, and heat exchanging tube A19 is on the side of I level anti-explosion motor 15, I level speed reducer 17, and heat exchanging tube A19 runs through radiating fin A21, and heat exchanging tube A19 connects I level motor supporting table 23.
Radiating fin B22 is on II level anti-explosion motor 16, and radiating fin B22 connects II level motor housing 14, and heat exchanging tube B20 is on the side of II level anti-explosion motor 16, II level speed reducer 18, and heat exchanging tube B20 runs through radiating fin B22, and heat exchanging tube B20 connects II level motor supporting table 24.
Noise suppression network 3, gas monitor device 6 are in the inside of air duct 2, and Denoiser A26 is at I level intermediate cylinder 7, above II level intermediate cylinder 8, and Denoiser B27 is below I level intermediate cylinder 7, II level intermediate cylinder 8.
Utilize technological scheme described in the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designs similar technological scheme, and reaching above-mentioned technique effect, is all to fall into protection domain of the present utility model.
Claims (4)
1. colliery is used a spin axis blower fan, it is characterized in that: comprise slip ring, air duct, noise suppression network, diffuser, retention tower, gas monitor device, I level intermediate cylinder, II level intermediate cylinder, I level wind wheel, II level wind wheel, I level motor shaft, II level motor shaft, I level motor housing, II level motor housing, I level anti-explosion motor, II level anti-explosion motor, I level speed reducer, II level speed reducer, heat exchanging tube A, heat exchanging tube B, radiating fin A, radiating fin B, I level motor supporting table, II level motor supporting table, seal closure, Denoiser A, Denoiser B, described air duct is in the inside of described slip ring, described I level intermediate cylinder, II level intermediate cylinder, I level motor housing, II level motor housing, seal closure is in the inside of described air duct, described air duct connects described diffuser, described diffuser connects described retention tower, described I level intermediate cylinder is on the side of described II level intermediate cylinder, and described I level wind wheel is in the inside of described I level intermediate cylinder, and described II level wind wheel is in the inside of described II level intermediate cylinder, one end of described I level motor housing connects described I level intermediate cylinder, the other end of described I level motor housing connects described seal closure, and described II level motor housing connects described II level intermediate cylinder, described I level anti-explosion motor, I level speed reducer, heat exchanging tube A, radiating fin A is in the inside of described I level motor housing, described I level motor supporting table is in the bottom of described I level motor housing, described I level anti-explosion motor connects described I level speed reducer, described I level motor shaft runs through described I level speed reducer, one end of described I level motor shaft connects described I level anti-explosion motor, the other end of described I level motor shaft connects described I level wind wheel, described II level anti-explosion motor, II level speed reducer, heat exchanging tube B, radiating fin B is in the inside of described II level motor housing, described II level motor supporting table is in the bottom of described II level motor housing, described II level anti-explosion motor connects described II level speed reducer, described II level motor shaft runs through described II level speed reducer, one end of described II level motor shaft connects described II level anti-explosion motor, and the other end of described II level motor shaft connects described II level wind wheel.
2. a kind of colliery according to claim 1 is used spin axis blower fan, it is characterized in that: described radiating fin A is on described I level anti-explosion motor, described radiating fin A connects described I level motor housing, seal closure, described heat exchanging tube A is on the side of described I level anti-explosion motor, I level speed reducer, described heat exchanging tube A runs through described radiating fin A, and described heat exchanging tube A connects described I level motor supporting table.
3. a kind of colliery according to claim 1 is used spin axis blower fan, it is characterized in that: described radiating fin B is on described II level anti-explosion motor, described radiating fin B connects described II level motor housing, described heat exchanging tube B is on the side of described II level anti-explosion motor, II level speed reducer, described heat exchanging tube B runs through described radiating fin B, and described heat exchanging tube B connects described II level motor supporting table.
4. a kind of colliery according to claim 1 is used spin axis blower fan, it is characterized in that: described noise suppression network, gas monitor device are in the inside of described air duct, described Denoiser A is at described I level intermediate cylinder, above II level intermediate cylinder, and described Denoiser B is below described I level intermediate cylinder, II level intermediate cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420269956.7U CN203892220U (en) | 2014-05-23 | 2014-05-23 | Rotating axial fan for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420269956.7U CN203892220U (en) | 2014-05-23 | 2014-05-23 | Rotating axial fan for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203892220U true CN203892220U (en) | 2014-10-22 |
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ID=51718631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420269956.7U Expired - Fee Related CN203892220U (en) | 2014-05-23 | 2014-05-23 | Rotating axial fan for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203892220U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131186A (en) * | 2019-05-20 | 2019-08-16 | 河南省鑫豫风机有限公司 | Administer the ventilation equipment of haze |
| WO2022073302A1 (en) * | 2020-10-10 | 2022-04-14 | 中国矿业大学(北京) | Magnetic suspension local ventilator for mining |
-
2014
- 2014-05-23 CN CN201420269956.7U patent/CN203892220U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131186A (en) * | 2019-05-20 | 2019-08-16 | 河南省鑫豫风机有限公司 | Administer the ventilation equipment of haze |
| WO2022073302A1 (en) * | 2020-10-10 | 2022-04-14 | 中国矿业大学(北京) | Magnetic suspension local ventilator for mining |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20170523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |