CN202628549U - Mining extracting hydraulic contra-rotating fan - Google Patents
Mining extracting hydraulic contra-rotating fan Download PDFInfo
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- CN202628549U CN202628549U CN 201220234668 CN201220234668U CN202628549U CN 202628549 U CN202628549 U CN 202628549U CN 201220234668 CN201220234668 CN 201220234668 CN 201220234668 U CN201220234668 U CN 201220234668U CN 202628549 U CN202628549 U CN 202628549U
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Abstract
The utility model relates to a mining extracting hydraulic contra-rotating fan. A front motor and a back motor of the mining extracting hydraulic contra-rotating fan are respectively high speed bent axis plunger motors. In a shell of a front fan, the front high speed bent axis plunger motor is fixedly connected with a front support assembly. The front support assembly and the shell of the front fan are assembled and connected with an air duct through a connecting piece. A primary fan blade is connected with the front support assembly. In a shell of a back fan, the back bent axis plunger motor is fixedly connected with a back support assembly. The back support assembly and the shell of the back fan are assembled and connected with the air duct through a connecting piece. A secondary fan blade is connected with the back support assembly. The high speed bent axis plunger motors and a combined fan impeller form a main body of the mining extracting hydraulic contra-rotating fan. The mining extracting hydraulic contra-rotating fan provided by the utility model has the advantages of compact structure, small size, large air quantity, high negative pressure, high efficiency, low noise, good adverse wind performance, good anti-explosion performance, long wind delivery distance and the like. The mining extracting hydraulic contra-rotating fan meets the matched dedusting requirements of a driving face and is an optimal matched dedusting fan of a vehicle-mounted deduster.
Description
Technical field
The utility model relates to a kind of booster field, particularly relates to a kind ofly being used to have under the coal mine of methane gas explosion risk the mining draw-out type hydraulic pressure counter-rotating fan that coal supply ore deposit mining machinery is supporting.
Background technique
Dust is one of main natural disaster in down-hole, mine, and along with improving constantly of mechanization level, the production of mine dust is increasing, and wherein tunneling working face is that mine produces one of maximum dirt source of dirt.Because down-hole driving face and particularity on work condition, the driving face narrow space, to personnel concentrate with the high job site of dust concentration should install the highly effective volume little, handle the dusting apparatus that air quantity is big, negative pressure is high.Supporting with it blower fan wants that cube is little, air quantity is big, negative pressure is high.Though the 2X11Kw draw-out type counter-rotating fan air quantity of mine use at present is big, negative pressure is high, volume is big, noise is big, can not effectively solve the concentrated and high driving face Problems of dust of dust concentration in dirt source under the coal mine.
Summary of the invention
The goal of the invention of the utility model is that the draw-out type counter-rotating fan volume to existing technology is big, noise is big; The defective that inapplicable colliery subsurface environment uses; A kind of development is provided, and a kind of to have a volume little; In light weight, air quantity is big, negative pressure is high, can effectively solve the dirt source and concentrate the mining draw-out type hydraulic pressure counter-rotating fan with the high driving face Problems of dust of dust concentration.
Realize that above-mentioned purpose adopts following technological scheme:
A kind of mining draw-out type hydraulic pressure counter-rotating fan comprises forward and backward flow blower casing, forward and backward blower fan inner core; Forward and backward wind-guiding assembly, forward and backward motor, I and II flabellum; Described forward and backward flow blower casing is arranged according to the order of sequence and is connected to form the hydraulic type counter-rotating fan, and forward and backward blower fan inner core places respectively in the shell separately according to the order of sequence, and forward and backward wind-guiding assembly is connected with forward and backward flow blower casing respectively; Be positioned at forward and backward flow blower casing, described forward and backward motor is respectively a high speed clino-axis type axial piston motor, in preceding flow blower casing; Preceding high speed clino-axis type axial piston motor is connected fixing with preceding supporting component; Preceding supporting component and preceding flow blower casing are fabricated construction, connect with the air channel with link, and the one-level flabellum is connected with preceding supporting component; In the rear fan shell, back clino-axis type axial piston motor is connected fixing with the back supporting component, and back supporting component and rear fan shell are fabricated construction, connect with the air channel with link; The secondary flabellum is connected with the back supporting component.
As preferred version, described forward and backward high speed clino-axis type axial piston motor is combined into the rotary blade of forward and backward blower fan successively with the I and II flabellum.
As preferred version; The inner core of described forward and backward blower fan is respectively perforated plate construction; Be lined with the noise reduction layer in the inner core respectively, forward and backward high speed clino-axis type axial piston motor places respectively to be connected with spline with the back and front supporting assembly successively in the totally enclosed inner core according to the order of sequence uses bolt.
As preferred version, described back and front supporting assembly assembles by supporting overcoat, bearing and spline housing respectively, and preceding supporting component is connected with flange bolt with preceding flow blower casing, connects with the air channel.
As preferred version, described preceding wind-guiding assembly is by connecting cylinder assembly, steel wire, affixed the forming of wind-guiding drum, and preceding wind-guiding assembly is connected with preceding flow blower casing bolt, and preceding flow blower casing is connected with rear fan shell bolt.
As preferred version, described back supporting component assembles by supporting overcoat, bearing and spline housing, and back supporting component is connected with secondary flabellum key, and back supporting component is connected with flange bolt with the rear fan shell, connects with the air channel.
Adopt technique scheme, compared with prior art, on the mechanism of draw-out type counter-rotating fan, select high speed clino-axis type axial piston motor for use, the combined type draught fan impeller is formed the main body of the utility model.Compare with 2X11Kw draw-out type counter-rotating fan at air quantity and static pressure the same terms lower volume and reduce up to 60%; Noise is lower than 60db (A), advantage such as have compact structure, volume is little, air quantity is big, negative pressure is high, efficient is high, noise is low, against the wind performance is good, explosion-proof performance is good, air supplying distance is far away.Having satisfied the supporting dedusting requirement of driving face, is the best supporting dedusting fan of machine-carried type deduster.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the side view of Fig. 1.
Among the figure, preceding wind-guiding assembly 1, preceding high speed clino-axis type axial piston motor 2, preceding supporting component 3, one-level flabellum 4, preceding flow blower casing 5, secondary flabellum 6, back supporting component 7, back high speed clino-axis type axial piston motor 8, rear fan shell 9, back wind-guiding assembly 10, inner core 11.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further description.
Present embodiment is a kind of mining draw-out type hydraulic pressure counter-rotating fan, and its design philosophy is: on the mechanism of draw-out type counter-rotating fan, select high speed clino-axis type axial piston motor for use, the scheme of combined type draught fan impeller.This blower fan is by forward and backward flow blower casing, and forward and backward blower fan inner core places respectively in the shell according to the order of sequence, and described forward and backward flow blower casing is arranged according to the order of sequence and connected to form the hydraulic type counter-rotating fan, and in preceding flow blower casing, preceding wind-guiding assembly 1 is connected with preceding flow blower casing 5 usefulness bolts; Preceding high speed clino-axis type axial piston motor 2 is connected with preceding supporting component 3 usefulness splines, uses bolt; Preceding supporting component 3 adopts direct assembling type with preceding flow blower casing 5, connects with the air channel with flange bolt; One-level flabellum 4 is connected with preceding supporting component 3 keys; Preceding flow blower casing 5 connects to form counter-rotating fan with rear fan shell 9 usefulness bolts.
In rear fan shell 9, secondary flabellum 6 is connected with back supporting component 7 usefulness keys; Back supporting component 7 adopts direct assembling type with rear fan shell 9, connects with the air channel with flange bolt; Back high speed clino-axis type axial piston motor 8 adopts spline to be connected with back supporting component 7, uses bolt; Back wind-guiding assembly 10 is connected with rear fan shell 9 usefulness bolts.
Described forward and backward high speed clino-axis type axial piston motor 2,8 is combined into the rotary blade of forward and backward blower fan successively with I and II flabellum 4,6.
The composition of critical piece and effect:
Preceding wind-guiding assembly 1 is welded by connecting cylinder assembly, steel wire, wind-guiding drum, and main effect is connection, wind-guiding, noise reduction, prevents eddy current.One-level flabellum 4 usefulness brass sheetes are suppressed assembly welding and are formed, and main effect is under the drive of preceding high speed clino-axis type axial piston motor 2, to rotate and generation suction air volume and negative pressure at a high speed; Preceding high speed clino-axis type axial piston motor 2 main effects are for one-level flabellum 4 rotates at a high speed power to be provided.
Preceding supporting component 3 assembles by supporting overcoat, bearing and spline housing, and main effect is high speed clino-axis type axial piston motor 2 and an one-level flabellum 4 before support, the connection; Preceding supporting component 3 is connected with flange bolt with preceding flow blower casing, connects with the air channel.Preceding flow blower casing 5 usefulness steel plates are welded.
Secondary flabellum 6 is formed by brass sheet compacting assembly welding, and main effect is a high speed rotating and strengthen suction air volume and negative pressure once more under back high speed clino-axis type axial piston motor 8 drives.
Back supporting component 7 assembles by supporting overcoat, bearing and spline housing, and main effect is to support, connect back high speed clino-axis type axial piston motor 8 and secondary flabellum 6.
Back high speed clino-axis type axial piston motor 8 places in the totally-enclosed rear fan inner core 11, is in dustless and the gas air to move.Back high speed clino-axis type axial piston motor 8 main effects are for secondary flabellum 6 high speed rotating power to be provided.
Rear fan shell 9 usefulness steel plates are welded.Rear fan inner core 11 usefulness porous slabs are welded.Liner constitutes the quieter material of noise reduction layer, and main effect is to install for back supporting component 7 to provide support, the noise reduction air channel is provided for rear fan.Back wind-guiding assembly 10 is welded by connecting cylinder assembly, wind-guiding drum, and main effect is wind-guiding, noise reduction, prevent eddy current.
The working procedure of the utility model:
One-level flabellum 4 and secondary flabellum 6 high speed rotating under the effect of high speed clino-axis type axial piston motor, the air communication that one-level flabellum 4 forms are crossed the noise reduction air channel and are got into secondary flabellum 6 pressurization discharge blower fan once more, thereby obtain bigger air quantity and high negative.This mining draw-out type hydraulic pressure counter-rotating fan, compact structure, volume is little, air quantity is big, negative pressure is high, efficient is high, noise is low, against the wind performance is good, suction is big.
Claims (6)
1. a mining draw-out type hydraulic pressure counter-rotating fan comprises forward and backward flow blower casing, forward and backward blower fan inner core; Forward and backward wind-guiding assembly, forward and backward motor, I and II flabellum; Described forward and backward flow blower casing is arranged according to the order of sequence and is connected to form the hydraulic type counter-rotating fan, and forward and backward blower fan inner core places respectively in the shell separately according to the order of sequence, and forward and backward wind-guiding assembly is connected with forward and backward flow blower casing respectively; Be positioned at forward and backward flow blower casing, it is characterized in that, described forward and backward motor is respectively a high speed clino-axis type axial piston motor; In preceding flow blower casing, preceding high speed clino-axis type axial piston motor is connected fixing with preceding supporting component, and preceding supporting component and preceding flow blower casing are fabricated construction; Connect with the air channel with link, the one-level flabellum is connected with preceding supporting component; In the rear fan shell, back clino-axis type axial piston motor is connected fixing with the back supporting component, and back supporting component and rear fan shell are fabricated construction, connect with the air channel with link; The secondary flabellum is connected with the back supporting component.
2. mining draw-out type hydraulic pressure counter-rotating fan according to claim 1 is characterized in that, described forward and backward high speed clino-axis type axial piston motor is combined into the rotary blade of forward and backward blower fan successively with the I and II flabellum.
3. mining draw-out type hydraulic pressure counter-rotating fan according to claim 1; It is characterized in that; The inner core of described forward and backward blower fan is respectively perforated plate construction; Be lined with the noise reduction layer in the inner core respectively, forward and backward high speed clino-axis type axial piston motor places respectively to be connected with spline with the back and front supporting assembly successively in the totally enclosed inner core according to the order of sequence uses bolt.
4. mining draw-out type hydraulic pressure counter-rotating fan according to claim 1 and 2; It is characterized in that; Described back and front supporting assembly assembles by supporting overcoat, bearing and spline housing respectively, and preceding supporting component is connected with flange bolt with preceding flow blower casing, connects with the air channel.
5. mining draw-out type hydraulic pressure counter-rotating fan according to claim 1; It is characterized in that; The wind-guiding assembly is by connecting cylinder assembly, steel wire, affixed the forming of wind-guiding drum before described, and preceding wind-guiding assembly is connected with preceding flow blower casing bolt, and preceding flow blower casing is connected with rear fan shell bolt.
6. mining draw-out type hydraulic pressure counter-rotating fan according to claim 1; It is characterized in that; Described back supporting component assembles by supporting overcoat, bearing and spline housing; Back supporting component is connected with secondary flabellum key, and back supporting component is connected with flange bolt with the rear fan shell, connects with the air channel.
Priority Applications (1)
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CN 201220234668 CN202628549U (en) | 2012-05-24 | 2012-05-24 | Mining extracting hydraulic contra-rotating fan |
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CN 201220234668 CN202628549U (en) | 2012-05-24 | 2012-05-24 | Mining extracting hydraulic contra-rotating fan |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106194813A (en) * | 2016-10-07 | 2016-12-07 | 上海格拉曼国际消防装备有限公司 | The control system of a kind of hydraulically powered counter-rotating fan and control method thereof |
CN106224280A (en) * | 2016-10-07 | 2016-12-14 | 上海格拉曼国际消防装备有限公司 | A kind of control system realizing both stage impellers synchronization in hydraulic pressure counter-rotating fan and control method thereof |
CN109707645A (en) * | 2019-02-27 | 2019-05-03 | 平安电气股份有限公司 | A kind of Coal Mine Axial Flow Fan of hydraulic-driven |
WO2020077814A1 (en) * | 2018-10-15 | 2020-04-23 | 广东美的白色家电技术创新中心有限公司 | Counter-rotating fan |
-
2012
- 2012-05-24 CN CN 201220234668 patent/CN202628549U/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106194813A (en) * | 2016-10-07 | 2016-12-07 | 上海格拉曼国际消防装备有限公司 | The control system of a kind of hydraulically powered counter-rotating fan and control method thereof |
CN106224280A (en) * | 2016-10-07 | 2016-12-14 | 上海格拉曼国际消防装备有限公司 | A kind of control system realizing both stage impellers synchronization in hydraulic pressure counter-rotating fan and control method thereof |
CN106194813B (en) * | 2016-10-07 | 2017-10-03 | 上海格拉曼国际消防装备有限公司 | A kind of control system and its control method of the counter-rotating fan of hydraulic-driven |
CN106224280B (en) * | 2016-10-07 | 2018-07-24 | 上海格拉曼国际消防装备有限公司 | A kind of control system and its control method for realizing that both stage impellers synchronize in hydraulic pressure counter-rotating fan |
WO2020077814A1 (en) * | 2018-10-15 | 2020-04-23 | 广东美的白色家电技术创新中心有限公司 | Counter-rotating fan |
KR20210046800A (en) * | 2018-10-15 | 2021-04-28 | 광둥 미디어 화이트 홈 어플라이언스 테크놀로지 이노베이션 센터 컴퍼니 리미티드 | Double inverted fan |
US11506211B2 (en) | 2018-10-15 | 2022-11-22 | Guangdong Midea White Home Appliance Technology Innovation Center Co., Ltd. | Counter-rotating fan |
KR102518997B1 (en) | 2018-10-15 | 2023-04-05 | 광둥 미디어 화이트 홈 어플라이언스 테크놀로지 이노베이션 센터 컴퍼니 리미티드 | double inverted fan |
CN109707645A (en) * | 2019-02-27 | 2019-05-03 | 平安电气股份有限公司 | A kind of Coal Mine Axial Flow Fan of hydraulic-driven |
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Legal Events
Date | Code | Title | Description |
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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: 20121226 Termination date: 20170524 |
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CF01 | Termination of patent right due to non-payment of annual fee |