CN105406630A - Plastic motor for local ventilation fan - Google Patents
Plastic motor for local ventilation fan Download PDFInfo
- Publication number
- CN105406630A CN105406630A CN201510832037.5A CN201510832037A CN105406630A CN 105406630 A CN105406630 A CN 105406630A CN 201510832037 A CN201510832037 A CN 201510832037A CN 105406630 A CN105406630 A CN 105406630A
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- CN
- China
- Prior art keywords
- stator
- machine barrel
- motor
- interior machine
- plastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/02—Casings or enclosures characterised by the material thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Motor Or Generator Frames (AREA)
Abstract
A plastic motor for a local ventilation fan belongs to a motor. The plastic motor mainly aims to solve the technical problems of heavy weight, loud noise, high cost and the like of the traditional motor made of metal material. The technical key is that the plastic motor comprises a second inner cylinder (25), a first guide vane (26), an inner machine barrel (27), a stator fixing embedment element (28), end covers (33), bearings (34), a motor rotor (35), a stator (36) and a motor shaft, wherein the second inner cylinder (25) is made of plastic, the end covers (33) are arranged at the two ends of the inner machine barrel (27), the bearings (34) are arranged at the two ends of a stator (36) shaft, outer rings of the bearings (34) are arranged at the end covers (33) and used for supporting the motor rotor (35), and the stator (36) provided with a coil is sleeved in the stator fixing embedment element (28) in a matching way. The plastic motor is specially designed for the ventilation fan and used as a part of the ventilation fan, and the technical effects of light weight, high efficiency, low noise, energy saving and the like are achieved on the premise of providing kinetic energy for the ventilation fan.
Description
Technical field
The present invention relates to a kind of motor, particularly a kind of motor for booster adopting all-plastic to make.
Background technology
At present, ventilating system is an important component part of pit mining, it is the basic guarantee of mine safety production, the effect of booster (hereinafter referred to as portable blower) is in Mine Production, continually by fresh air conveying to mining face under mine, staff is breathed and is diluted and get rid of various poisonous, the pernicious gas in down-hole and mine dust, creates good operational environment, ensures the healthy and safety of underground operators.
My company, since the eighties exploitation in last century JBT, YBT booster series, has occupied considerable status, one of these series of products leading products also becoming company in mine ventilator market always at home.Along with the increase of blower fan manufacturing firm, market competition is more and more fierce, and quality, price are also more and more responsive in market competition.This just proposes higher requirement to us: continue to optimize manufacturing process, improve properties of product, strengthen cost control.Around this center requirement, we are doing various trial and research always, also achieve some achievements.Product structure and performance, progressively had and improved and promote, also make the technical merit of mine local ventilator of company maintain the leading position at home, product receives the extensive approval of user always.
At present my mine local ventilator of company mainly FBY series flame-proof type forced axial flow booster and FBDY series explosion-proof type press in type disrotatory axial flow local ventilating fan for mine be main, the motor of this two classes blower fan all adopts YBF2 series explosion separation motor; Casing, impeller, silencing means are all with the welding of ordinary carbon steel material, are processed into; The weight of complete machine lays particular stress on, and is inconvenient to carry under mine.Silencing means is the packaging type structure adopting orifice plate to add noise elimination cotton, and soundproof effect is not obvious.Noise differs greatly according to blower fan model, and № more than 6.0 is to revolving air-blower noise generally at 93 ~ 105dB (A), and the FBY № 5.6/30 not with muffler even reaches 110dB (A).Noise mainly concentrates on medium, high frequency scope, ear-piercing shriek, has had a strong impact on normal work and the physical and mental health of operating worker.Sometimes even mask driving sound, machine operation sound and electric bell signal sound, have certain potential safety hazard.
So, the development of mine local ventilator progressively with efficient, low noise, light weight for target.Anhui in 2007 China auspicious invention integral molded plastic impeller, solves the technology barriers such as the fire-retardant and antistatic that plastics use in down-hole.Injection molding, it is leaf Well-recovered, and Leaf positional distribution is even, improves aerodynamic performance.According to result of the test, injection molding impeller can make the highest total pressure efficiency of blower fan promote more than 5%, plays good effect to mine is energy-conservation.My company in 2007 have developed electric machine stand and blower housing is welded into overall all-in-one machine structure, enormously simplify the mounting process of blower fan.
Summary of the invention
For this reason, act on the design concept of overall integration, the object of this invention is to provide a kind of adopt advanced composite material (ACM) to be made light weight, efficient, low noise, the energy-conservation plastic motor for booster.
The technical solution adopted for the present invention to solve the technical problems is: the plastic motor for booster comprises the second inner core 25, first stator 26, interior machine barrel 27, stator fix inserts 28, end cap 33, bearing 34 and motor rotor 35, stator 36 and motor shaft; Install end cap 33 at interior machine barrel 27 two ends, bearing 34 is arranged on the two ends of stator 36 axle, and its outer ring is arranged on end cap 33, and in order to support motor rotor 35, stator 36 engagement sleeves of belt coil is contained in stator and fixes in inserts 28; Second inner core 25, first stator 26, interior machine barrel 27, fixing inserts 28 are single injection-molded.
End cap 33 of the present invention is injection molding part.
Second inner core 25, first stator 26 of the present invention, interior machine barrel 27 are integral molded plastic workpiece.
Interior machine barrel 27 of the present invention is sleeved in the second internal layer cylinder 25, is installed with first stator 26, the both wind-guiding of more than 3 between interior machine barrel 27 and the second internal layer cylinder 25, and internally machine barrel 27 is played a supporting role again; Interior machine barrel 27 is sleeved on the central axis in the second internal layer cylinder 25; The wire barrel 30 arranged between the second internal layer cylinder 25 and interior machine barrel 27, the inwall of interior machine barrel 27 is embedded with stator and fixes inserts 28; Described second inner core 25, second internal layer cylinder 25, first stator 26, interior machine barrel 27, junction box seat 29 and wire barrel 30 are all adopted made of plastic.
End cap 33, first stator 26 of the present invention, interior machine barrel 27 and the second internal layer cylinder 25 adopt following quality proportioning to be made into composite material:
The each component adjusting range of above-mentioned formula rate is ± 5%, and by adopting the composite material of above-mentioned formula to be made, its performance is significantly improved.
The invention has the beneficial effects as follows: one is utilize the heat conductivility of composite material to make electric machine casing, can meet the requirement of strength of motor to shell, can meet again the cooling requirements of motor; Make the weight of motor greatly alleviate simultaneously.Two is that the concentricity of blower fan cylindrical shell and motor shaft is high by adopting integral molded plastic shaping, and effectively ensure the radial clearance that impeller runs, meanwhile, stator is Well-recovered, improves aeroperformance.Three is that its good manufacturability, saves labour turnover by adopting integral molded plastic shaping.Four is make full use of the good noise reduction of plastics, sound insulation, damping performance, and the steel blower fan of overall noise level ratio has greatly improved.
It aims at fan design, and the parts as ventilation blower use, and to realize light weight, efficient, low noise, the technique effect such as energy-conservation providing for ventilation blower under the prerequisite of kinetic energy.
Accompanying drawing explanation
Fig. 1 is the structural representation of single electric machine double-vane booster;
Fig. 2 is the sectional structure schematic diagram of double-layer mainframe shell;
Fig. 3 is the left TV structure schematic diagram of Fig. 4;
Fig. 4 is the half section structural representation of double-layer mainframe shell and motor;
Fig. 5 is the left TV structure schematic diagram of Fig. 4;
Fig. 6 is the structure chart of plastic motor;
Fig. 7 is the left TV structure schematic diagram of Fig. 6.
In Fig. 1: 1-air inlet muffler 1, one stage impeller 2, main body 3, sencond stage impeller 4, anchor ear 5, air outlet muffler 6;
Host shell shown in Fig. 2: the second flange 22, the 3rd urceolus 23, elastomeric layer 24, second internal layer cylinder 25, first stator 26, interior machine barrel 27, stator fix inserts 28, junction box seat 29, wire barrel 30, base 31;
Plastic motor shown in Fig. 6: the second internal layer cylinder 25, first stator 26, interior machine barrel 27, stator fix inserts 28, wire barrel 30, end cap 33, bearing 34, motor rotor 35, stator 36, fixed sleeve part 373839.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further details.
Embodiment 1, the present invention is used for that the plastic motor of booster comprises the second inner core 25, first stator 26, interior machine barrel 27, stator fix inserts 28, end cap 33, bearing 34 and motor rotor 35, stator 36 and motor shaft; Install end cap 33 at interior machine barrel 27 two ends, bearing 34 is arranged on the two ends of stator 36 axle, and its outer ring is arranged on end cap 33, and in order to support motor rotor 35, stator 36 engagement sleeves of belt coil is contained in stator and fixes in inserts 28; Second inner core 25, first stator 26, interior machine barrel 27, fixing inserts 28 are single injection-molded.Consult Fig. 1 to Fig. 7.
Embodiment 2, end cap 33 of the present invention is injection molding part, can adopt mold injection molding, consult Fig. 1 to Fig. 7, all the other same above-described embodiments.
Embodiment 3, the second inner core 25, first stator 26 of the present invention, interior machine barrel 27 are integral molded plastic workpiece, consult Fig. 1 to Fig. 7, all the other same above-described embodiments.
Embodiment 4, interior machine barrel 27 of the present invention is sleeved in the second internal layer cylinder 25, is installed with first stator 26, the both wind-guiding of more than 3 between interior machine barrel 27 and the second internal layer cylinder 25, and internally machine barrel 27 is played a supporting role again; Interior machine barrel 27 is sleeved on the central axis in the second internal layer cylinder 25; The wire barrel 30 arranged between the second internal layer cylinder 25 and interior machine barrel 27, the inwall of interior machine barrel 27 is embedded with stator and fixes inserts 28; Described second inner core 25, second internal layer cylinder 25, first stator 26, interior machine barrel 27, junction box seat 29 and wire barrel 30 are all adopted made of plastic, consult Fig. 1 to Fig. 7, all the other same above-described embodiments.
Embodiment 5, end cap 33, first stator 26 of the present invention, interior machine barrel 27 and the second internal layer cylinder 25 adopt following quality proportioning to be made into composite material:
The each component of above-mentioned formula rate can adjust the interior left and right of 5% scope, namely each component adjusting range of above-mentioned formula rate is ± 5%, can arbitrary component deal adjust within 5%, or more than 2 any component deal adjusts within 5% in left and right respectively, by adopting the composite material of above-mentioned formula to be made, its performance is significantly improved.
One is utilize the heat conductivility of composite material to make electric machine casing, can meet the requirement of strength of motor to shell, can meet again the cooling requirements of motor; Make the weight of motor greatly alleviate simultaneously.
Two is that the concentricity of blower fan cylindrical shell and motor shaft is high by adopting integral molded plastic shaping, and effectively ensure the radial clearance that impeller runs, meanwhile, stator is Well-recovered, improves aeroperformance.
Three is that its good manufacturability, saves labour turnover by adopting integral molded plastic shaping.
Four is make full use of the good noise reduction of plastics, sound insulation, damping performance, and the steel blower fan of overall noise level ratio has greatly improved.
It aims at fan design, and the parts as ventilation blower use, and to realize light weight, efficient, low noise, the technique effect such as energy-conservation providing for ventilation blower under the prerequisite of kinetic energy.
Embodiment 6, the present invention can adopt following processing step to be made:
Second inner core 25, first stator 26 and interior machine barrel 27 are respectively by mould single injection-molded, and during injection moulding, stator is fixed inserts 28 and is embedded in interior machine barrel 27 as inserts; Wire barrel 30 is welded again after injection moulding.
After having welded, withstand voltage test be carried out, then, first outside it, paste elastomeric layer 24, outside elastomeric layer 24, paste the 3rd urceolus 23 simultaneously and weld its gap, to be pasted firmly after, then weld the second flange 22, junction box seat 29 and base 31.Consult Fig. 1 to Fig. 5, all the other same above-described embodiments.
This is one of them execution mode, and the present invention is not only confined to this kind of execution mode.
Main body is the main body of ventilation blower, and the effect of its outer layer barrel is support, fixing internal layer cylinder, connects into and out of air port muffler; The effect of its internal layer cylinder is: the stator 36 of machine barrel 27 being pacified motorized parts end cap 33, rotor 35, belt coil within it, and one stage impeller 2 and sencond stage impeller 4 direct connection are on motor shaft; The radial clearance that between the outer rim of blade and the second internal layer cylinder 25, formation one is less, therefore, the rotary motion of blade could be oppressed air and be moved toward the direction.
Internal layer cylinder adopts modifying plastics composite material, by the mode of injection moulding, internal layer cylinder and electric machine stand is connected by the stator be evenly arranged and is made into an entirety, and ensure the concentricity of motor and interior cylinder shell.Described modifying plastics composite material, not only can meet the requirement of strength of blower fan and motor, and can reach high temperature resistant through adding glass fibre, fire retardant, graphite fibre, aluminium powder etc., heat radiation, fire-retardant, anlistatig effect.Meanwhile, utilize the powerful distinguished and admirable of local fan itself, drastically increase motor radiating ability, meet the radiating requirements of motor.
3rd urceolus 23 both can be processed by the mode of Split injection, also can process by welding the mode that mould, and composite material used without cooling requirements, but also must meet intensity, the requirement such as fire-retardant, antistatic, aging.
Adopt elastomeric material between inside and outside two-layer cylindrical shell, carry out nothing and be rigidly connected, avoid the flange overhead speaker effect of steel design, outer layer barrel serves as the acoustic hood of internal layer cylinder, and main case effectively can realize sound insulation, and meanwhile, weight alleviates greatly.
By the use of new material, and design optimization, reduce blower fan weight further, eliminate fan noise, meet the demand of ore deposit side to greatest extent.
Claims (5)
1. for a plastic motor for booster, it is characterized in that: it comprises the second inner core (25), the first stator (26), interior machine barrel (27), stator fix inserts (28), end cap (33), bearing (34) and motor rotor (35), stator (36) and motor shaft; At interior machine barrel (27) two ends, end cap (33) is installed, bearing (34) is arranged on the two ends of stator (36) axle, its outer ring is arranged on end cap (33), and in order to support motor rotor (35), stator (36) engagement sleeves of belt coil is contained in stator and fixes in inserts (28); Second inner core (25), the first stator (26), interior machine barrel (27), fixing inserts (28) are single injection-molded.
2. according to claim 1 for the plastic motor of booster, it is characterized in that: described second inner core (25), the first stator (26) and interior machine barrel (27) are integral molded plastic workpiece.
3. according to claim 1 for the plastic motor of booster, it is characterized in that: described end cap (33) is injection molding part.
4. according to claim 1 for the plastic motor of booster, it is characterized in that: interior machine barrel (27) is sleeved in the second internal layer cylinder (25), first stator (26) of more than 3 is installed with between interior machine barrel (27) and the second internal layer cylinder (25), both wind-guiding, internally machine barrel (27) is played a supporting role again; Interior machine barrel (27) is sleeved on the central axis in the second internal layer cylinder (25); The wire barrel (30) arranged between the second internal layer cylinder (25) and interior machine barrel (27), the inwall of interior machine barrel (27) is embedded with stator and fixes inserts (28); Described second inner core (25), the second internal layer cylinder (25), the first stator (26), interior machine barrel (27), junction box seat (29) and wire barrel (30) are all adopted made of plastic.
5. according to claim 1 for the plastic motor of booster, it is characterized in that: end cap (33), the first stator (26), interior machine barrel (27) and the second internal layer cylinder (25) adopt following quality proportioning to be made into composite material:
The each component adjusting range of above-mentioned formula rate is ± 5%, and by adopting the composite material of above-mentioned formula to be made, its performance is significantly improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510832037.5A CN105406630A (en) | 2015-11-25 | 2015-11-25 | Plastic motor for local ventilation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510832037.5A CN105406630A (en) | 2015-11-25 | 2015-11-25 | Plastic motor for local ventilation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105406630A true CN105406630A (en) | 2016-03-16 |
Family
ID=55471946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510832037.5A Pending CN105406630A (en) | 2015-11-25 | 2015-11-25 | Plastic motor for local ventilation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105406630A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790482A (en) * | 2016-04-21 | 2016-07-20 | 卧龙电气集团股份有限公司 | Side-plate type vibration motor |
| WO2018188550A1 (en) * | 2017-04-11 | 2018-10-18 | 桂林智神信息技术有限公司 | Plastic motor for handheld stabilizer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2881173Y (en) * | 2006-02-13 | 2007-03-21 | 李伟 | Safety and energy saving device of local ventilation machine |
| CN201448265U (en) * | 2009-05-06 | 2010-05-05 | 陕西平阳风机有限公司 | Local fan blower for mine |
| CN103644132A (en) * | 2013-12-26 | 2014-03-19 | 山西巨龙风机有限公司 | Mining local ventilation machine with detachable plastic structure |
| CN204436879U (en) * | 2014-12-26 | 2015-07-01 | 平安电气股份有限公司 | A kind of high-efficient low-noise propeller fan |
| CN204532895U (en) * | 2015-01-23 | 2015-08-05 | 浙江金盾风机股份有限公司 | A kind of nuclear power plant containment shell continuous ventilating system axial-flow blower |
| CN205377513U (en) * | 2015-11-25 | 2016-07-06 | 平安电气股份有限公司 | A plastics motor for auxiliary ventilating fan |
-
2015
- 2015-11-25 CN CN201510832037.5A patent/CN105406630A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2881173Y (en) * | 2006-02-13 | 2007-03-21 | 李伟 | Safety and energy saving device of local ventilation machine |
| CN201448265U (en) * | 2009-05-06 | 2010-05-05 | 陕西平阳风机有限公司 | Local fan blower for mine |
| CN103644132A (en) * | 2013-12-26 | 2014-03-19 | 山西巨龙风机有限公司 | Mining local ventilation machine with detachable plastic structure |
| CN204436879U (en) * | 2014-12-26 | 2015-07-01 | 平安电气股份有限公司 | A kind of high-efficient low-noise propeller fan |
| CN204532895U (en) * | 2015-01-23 | 2015-08-05 | 浙江金盾风机股份有限公司 | A kind of nuclear power plant containment shell continuous ventilating system axial-flow blower |
| CN205377513U (en) * | 2015-11-25 | 2016-07-06 | 平安电气股份有限公司 | A plastics motor for auxiliary ventilating fan |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790482A (en) * | 2016-04-21 | 2016-07-20 | 卧龙电气集团股份有限公司 | Side-plate type vibration motor |
| CN105790482B (en) * | 2016-04-21 | 2019-01-04 | 卧龙电气集团股份有限公司 | Side board type vibrating motor |
| WO2018188550A1 (en) * | 2017-04-11 | 2018-10-18 | 桂林智神信息技术有限公司 | Plastic motor for handheld stabilizer |
| US11211841B2 (en) | 2017-04-11 | 2021-12-28 | Guilin Zhishen Information Technology Co., Ltd. | Motor shell |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160316 |