CN107061341A - A kind of used in electronic industry is easy to the blower fan quickly moved - Google Patents
A kind of used in electronic industry is easy to the blower fan quickly moved Download PDFInfo
- Publication number
- CN107061341A CN107061341A CN201710452183.4A CN201710452183A CN107061341A CN 107061341 A CN107061341 A CN 107061341A CN 201710452183 A CN201710452183 A CN 201710452183A CN 107061341 A CN107061341 A CN 107061341A
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- Prior art keywords
- housing
- blower
- easy
- standpipe
- runner
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses the blower fan that a kind of used in electronic industry is easy to quickly move, including mobile base, lowering or hoisting gear, walking basal seat, lifting platform and Blower Housing, the mobile base center is provided with square groove, in square groove walking basal seat is movably equipped with by four groups of lowering or hoisting gears, the top of mobile base 1, which is provided with above lifting platform, lifting platform, is provided with Blower Housing;The lowering or hoisting gear includes standpipe, leading screw, lifting motor, connecting rod, feed screw nut, runner and hex nut, the side wall of the standpipe in square groove with being fixedly connected, leading screw is arranged in standpipe, runner is arranged on the upper end of standpipe, the upper end of leading screw is connected with runner, the leading screw of runner upper end is provided with hex nut, lifting motor drive connection runner, elongated hole of the tube wall provided with axial direction of standpipe;The present invention is simple in construction, easy for installation, fast and easy movement, after the failure of original Fan Equipment, can quickly move replacing.
Description
Technical field
The present invention relates to electronics industry apparatus field, specifically a kind of used in electronic industry is easy to the blower fan quickly moved.
Background technology
Electronics industry grows up on the basis of electronic science and technology develops and applies.Since 20th century, electronics
Quickly, due to the raising and the improvement of processing technology of production technology, integrated circuit just updates one in almost every 3 years for industrial development
Generation;A large amount of productions of large scale integrated circuit and computer and use, fiber optic communication, digital communication, communication technology of satellite
Rise, electronics industry is turned into a high-tech industry emerged rapidly.Electronics industry has been obtained rapidly in 1990s
Develop by leaps and bounds, gradually formed the electronics and information industry that economic information turns to core, computer based on microelectronics,
The products such as integrated circuit, semiconductor chip, fiber optic communication, mobile communication, satellite communication are the production general layout of main body of development.
Meanwhile, also develop microwave, electromagnetic wave, remote sensing, laser, household electrical appliances and " gold card " engineering etc. rapidly and widen electronics industry hair rapidly
The space of exhibition.
Blower fan serves considerable effect in the manufacturing process of electronics industry, either material drying, or uses
Ventilation in equipment workshop all serves considerable effect, but blower fan causes difference because various factors is damaged sometimes
The production of degree and the generation of security incident, in the past, run into blower fan damage, are typically in scene of the accident emergency maintenance, due to dimension
The dismounting, connection and diagnosis for repairing blower fan are bothered very much, arduously, are brought delay to factory and are lost.
The content of the invention
It is an object of the invention to provide the blower fan that a kind of used in electronic industry is easy to quickly move, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides following technical scheme:
A kind of used in electronic industry is easy to the blower fan quickly moved, including mobile base, lowering or hoisting gear, walking basal seat, lifting platform and
Blower Housing, the mobile base center is provided with square groove, square groove and is movably equipped with walking basal seat by four groups of lowering or hoisting gears, moves
The dynamic top of base 1, which is provided with above lifting platform, lifting platform, is provided with Blower Housing.
Further, the lowering or hoisting gear includes standpipe, leading screw, lifting motor, connecting rod, feed screw nut, runner and hexagonal
Nut, the side wall of the standpipe in square groove with being fixedly connected, and leading screw is arranged in standpipe, and runner is arranged on the upper end of standpipe,
The upper end of leading screw is connected with runner, and the leading screw of runner upper end is provided with hex nut, lifting motor drive connection runner, standpipe
Elongated hole of the tube wall provided with axial direction, feed screw nut be connected with threads of lead screw, one end and the feed screw nut fixation company of the connecting rod
Connect, the other end of connecting rod is fixedly connected with walking basal seat.
Further, the walking basal seat bottom array is provided with independent train, and independent train includes the first housing and grafting
In the second housing of the first inner walls, the first housing and the second housing are flexibly connected by connecting shaft, the first housing and second
Housing can be rotated around connecting shaft, and deep-slotted chip breaker is provided with the side wall in the left side of the first housing, and the second housing is provided with and deep-slotted chip breaker
The axis of guide of adaptation, the axis of guide can move reciprocatingly in deep-slotted chip breaker;The left side of second housing is provided with fixing axle, fixing axle connection
There is one end of spring, the other end of spring is fixed on the side wall of the first housing, roller is provided with below the first housing.
Further, lifting platform is provided with above the mobile base, lifting platform includes installation underframe, on installation underframe
The blower installation platform of side, the scissors bracket between installation underframe and blower installation platform and hydraulic means, install underframe
Flexible guidance is additionally provided between blower installation platform and plays a part of reinforcing;The scissors bracket includes head and the tail from top to bottom and joined
Three scissors and two hydraulic cylinders connect, scissor is in-between using bolt and nut pair connection, and set up and down on two scissors
There is transverse connecting rod, hydraulic cylinder is symmetrical set between scissor, hydraulic cylinder two ends are respectively and movably connected in three scissors
In the transverse connecting rod at middle scissor two ends, hydraulic means is arranged on installation underframe.
Further, the blower installation platform upper right, which is provided with above motor, motor, is provided with transmission support bracket, speed change
Speed changer is installed with above device support, motor passes through belt drive connection speed changer;Blower Housing, blower fan are provided with the left of speed changer
Housing is solidly connected on blower installation platform, and impeller is provided with Blower Housing, and the drive shaft of speed changer drives through Blower Housing
Impeller is connected, drive shaft is provided with seal cover board with impeller junction, and drive shaft is provided with sealing shroud with Blower Housing junction.
Further, shakeproof layer is provided with the inwall of the Blower Housing, the shakeproof layer uses Shockproof rubber pad.
Further, thermal insulation layer is provided with the shakeproof layer, the thermal insulation layer is spent using glass fiber material.
Further, air inlet is provided with the left of the Blower Housing, bottom is provided with air outlet, and air inlet front is provided with anti-
Shield, is provided with screen pack between protective cover and impeller.
Compared with prior art, the present invention, which is expert at, walks about after the completion of work, walking basal seat is risen retraction by lowering or hoisting gear
It is convenient and swift in square groove;Independent train is not only simple in structure, and space-consuming is few, and makes the present invention more steady when advancing,
Eliminate the influence travelled when processing alignment error or Uneven road to movement;The lifting platform of the present invention can stretch in itself no matter
Mobile or installation is quite convenient to, and can be completed within the extremely short time, be greatly facilitated thermal insulation layer described in Fast Installation blower fan
Using glass fiber material, it is to avoid impeller is directly contacted with Blower Housing inwall, it is to avoid impeller produces spark with interior wall friction;
Avoid big dust particle and enter the generation spark that rubbed in Blower Housing with impeller;Improve working environment;Structure letter of the present invention
It is single, it is easy for installation, greatly improve rotation speed of fan, rational structure causes aerodynamic efficiency to improve, blower fan operating more it is steady more
Safety;Fast and easy movement of the present invention, after the failure of original Fan Equipment, can quickly move replacing.
Brief description of the drawings
The structural representation for the blower fan that Fig. 1 is easy to quickly move for used in electronic industry.
Fig. 2 is the structural representation that used in electronic industry is easy to mobile base in the blower fan that quickly moves.
Fig. 3 is the structural representation that used in electronic industry is easy to lowering or hoisting gear in the blower fan that quickly moves.
Fig. 4 is the structural representation that used in electronic industry is easy to independent train in the blower fan that quickly moves.
Fig. 5 is the structural representation that used in electronic industry is easy to lifting platform in the blower fan that quickly moves.
Fig. 6 is the structural representation that used in electronic industry is easy to Blower Housing in the blower fan that quickly moves.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Refer to Fig. 1-6, a kind of used in electronic industry is easy to the blower fan quickly moved, including mobile base 1, lowering or hoisting gear 2,
Walking basal seat 3, lifting platform 4 and Blower Housing 6, the center of mobile base 1, which is provided with square groove 11, square groove 11, passes through four groups of liters
Falling unit 2 is movably equipped with walking basal seat 3, and the top of mobile base 1 is provided with lifting platform 4, and the top of lifting platform 4 is provided with Blower Housing 6;
The lowering or hoisting gear 2 includes standpipe 21, leading screw 23, lifting motor 54, connecting rod 25, feed screw nut 26, runner 27 and hexagonal
Nut 28, the side wall of the standpipe 21 in square groove 11 with being fixedly connected, and leading screw 23 is arranged in standpipe 21, and runner 27 is arranged on
The upper end of standpipe 21, the upper end of leading screw 23 is connected with runner 27, and the leading screw 23 of the upper end of runner 27 is provided with hex nut 28, rises
The drive connection runner 27 of motor 54, elongated hole 22 of the tube wall provided with axial direction of standpipe 21, feed screw nut 26 and the screw thread of leading screw 23 drop
Connection, one end of the connecting rod 25 is fixedly connected with feed screw nut 26, and the other end of connecting rod 25 is fixedly connected with walking basal seat 3, OK
Walk about after the completion of work, walking basal seat 3 is increased in retraction square groove 11 by lowering or hoisting gear 2, it is convenient and swift;
The bottom array of walking basal seat 3 is provided with independent train, and independent train includes the first housing 31 and is plugged on the first housing
Second housing 32 of 31 inwalls, the first housing 31 and the second housing 32 are flexibly connected by connecting shaft 33, the first housing 31 and
Two housings 32 can be rotated around connecting shaft 33, be provided with the side wall in the left side of the first housing 31 on deep-slotted chip breaker 311, the second housing 32
Provided with the axis of guide 321 being adapted to deep-slotted chip breaker 311, the axis of guide 321 can move reciprocatingly in deep-slotted chip breaker 311;Second housing 32
Left side be provided with fixing axle 322, fixing axle 322 is connected with one end of spring 323, and the other end of spring 323 is fixed on first shell
On the side wall of body 31, the lower section of the first housing 31 is provided with roller 34, and independent train is not only simple in structure, and space-consuming is few, and makes
The present invention is more steady when advancing, and eliminates the influence to mobile traveling when processing alignment error or Uneven road;The movement
The top of base 1 is provided with lifting platform 4, and lifting platform 4 includes installing underframe 41, the blower installation platform positioned at the top of installation underframe 41
42nd, positioned at the scissors bracket 43 and hydraulic means 44 installed between underframe 41 and blower installation platform 42, underframe 41 and wind are installed
Flexible guidance 45 is additionally provided between machine mounting platform 42 and plays a part of reinforcing;The scissors bracket 43 includes head and the tail from top to bottom
Three scissors 431 and two hydraulic cylinders 432 of connection, scissor 431 is in-between using bolt and nut pair connection, and up and down two
Individual scissor 431 is provided with transverse connecting rod 433, and hydraulic cylinder 432 is symmetrical set between scissor 431, the two ends of hydraulic cylinder 432
It is respectively and movably connected in the middle of in three scissors in the transverse connecting rod 433 at scissor two ends, hydraulic means 44 is arranged on installation bottom
On frame 41;The lifting platform 4 of the present invention itself can stretch, and no matter move or install and be quite convenient to, can be in the extremely short time
It is interior to complete, greatly facilitate Fast Installation blower fan;
The upper right of blower installation platform 42 is provided with motor 5, and the top of motor 5 is provided with transmission support bracket 51, transmission support bracket
51 tops are installed with speed changer 54, and motor 5 passes through the drive connection speed changer 54 of belt 53;The left side of speed changer 54 is provided with Blower Housing
6, Blower Housing 6 is solidly connected on blower installation platform 42, and impeller 61, the drive shaft 53 of speed changer 54 are provided with Blower Housing 6
Through the drive connection impeller 61 of Blower Housing 6, drive shaft 53 is provided with seal cover board 62, drive shaft 53 and wind with the junction of impeller 61
The junction of casing body 6 is provided with sealing shroud 63;Shakeproof layer 601 is provided with the inwall of Blower Housing 6, the shakeproof layer 601 is used
Shockproof rubber pad, when blower fan collides with certain shockproof effect, thermal insulation layer 602 is provided with the shakeproof layer 601,
The thermal insulation layer 602 uses glass fiber material, it is to avoid impeller 61 is directly contacted with the inwall of Blower Housing 6, it is to avoid impeller 61
Spark is produced with interior wall friction;The left side of Blower Housing 6 is provided with air inlet 603, and bottom is provided with air outlet 604, air inlet 603
Front is provided with protective cover 64, and for protecting the damage of impeller 61, screen pack 65 is provided between protective cover 64 and impeller 61,
Screen pack 65 is convenient falls the dust-filtering of bulky grain, it is to avoid big dust particle is entered in Blower Housing 6 and rubbed with impeller 61
Wipe and produce spark;Improve working environment;The present invention is simple in construction, easy for installation, greatly improves rotation speed of fan, rational structure makes
Obtain aerodynamic efficiency to improve, blower fan operating is more steady safer.
The better embodiment to this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
, can also be on the premise of this patent objective not be departed from formula, the knowledge that one skilled in the relevant art possesses
Make a variety of changes.
Claims (8)
1. a kind of used in electronic industry is easy to the blower fan quickly moved, including mobile base, lowering or hoisting gear, walking basal seat, lifting platform
And Blower Housing, it is characterised in that the mobile base center is provided with square groove, square groove and set by four groups of lowering or hoisting gear activities
There is walking basal seat, the top of mobile base 1, which is provided with above lifting platform, lifting platform, is provided with Blower Housing.
2. used in electronic industry according to claim 1 is easy to the blower fan quickly moved, it is characterised in that the lowering or hoisting gear
Including standpipe, leading screw, lifting motor, connecting rod, feed screw nut, runner and hex nut, the side wall of the standpipe and square groove it is interior
It is fixedly connected, leading screw is arranged in standpipe, runner is arranged on the upper end of standpipe, and the upper end of leading screw is connected with runner, on runner
The leading screw at end is provided with hex nut, lifting motor drive connection runner, elongated hole of the tube wall provided with axial direction of standpipe, leading screw spiral shell
Mother is connected with threads of lead screw, and one end of the connecting rod is fixedly connected with feed screw nut, and the other end of connecting rod is fixedly connected with walking bottom
Seat.
3. used in electronic industry according to claim 1 is easy to the blower fan quickly moved, it is characterised in that the walking basal seat
Bottom array is provided with independent train, and independent train includes the first housing and is plugged on the second housing of the first inner walls, first
Housing and the second housing are flexibly connected by connecting shaft, and the first housing and the second housing can be rotated around connecting shaft, in the first housing
The side wall in left side be provided with deep-slotted chip breaker, the second housing is provided with the axis of guide that is adapted to deep-slotted chip breaker, and the axis of guide can be in deep-slotted chip breaker
Inside move reciprocatingly;The left side of second housing is provided with fixing axle, and fixing axle is connected with one end of spring, and the other end of spring is fixed
On the side wall of the first housing, roller is provided with below the first housing.
4. used in electronic industry according to claim 1 is easy to the blower fan quickly moved, it is characterised in that the mobile base
Top is provided with lifting platform, and lifting platform includes installation underframe, positioned at the blower installation platform installed above underframe, positioned at installation underframe
And scissors bracket and hydraulic means between blower installation platform, install and flexible lead is additionally provided between underframe and blower installation platform
Hold and play a part of reinforcing;The scissors bracket includes three scissors and two hydraulic cylinders of head and the tail connection from top to bottom, scissor
In-between using bolt and nut pair connection, and two scissors are provided with transverse connecting rod up and down, and hydraulic cylinder is symmetrical to be set
Put between scissor, hydraulic cylinder two ends are respectively and movably connected in the middle of in three scissors in the transverse connecting rod at scissor two ends, liquid
Pressure device is arranged on installation underframe.
5. used in electronic industry according to claim 4 is easy to the blower fan quickly moved, it is characterised in that the assembling
Platform upper right, which is provided with above motor, motor, is provided with transmission support bracket, and speed changer is installed with above transmission support bracket, and motor leads to
Cross belt drive connection speed changer;Blower Housing is provided with the left of speed changer, Blower Housing is solidly connected on blower installation platform, wind
Impeller is provided with casing body, the drive shaft of speed changer passes through Blower Housing drive connection impeller, and drive shaft is set with impeller junction
There is seal cover board, drive shaft is provided with sealing shroud with Blower Housing junction.
6. used in electronic industry according to claim 5 is easy to the blower fan quickly moved, it is characterised in that the Blower Housing
Inwall on be provided with shakeproof layer, the shakeproof layer uses Shockproof rubber pad.
7. used in electronic industry according to claim 6 is easy to the blower fan quickly moved, it is characterised in that on the shakeproof layer
Thermal insulation layer is provided with, the thermal insulation layer is spent using glass fiber material.
8. used in electronic industry according to claim 5 is easy to the blower fan quickly moved, it is characterised in that the Blower Housing
Left side is provided with air inlet, and bottom is provided with front of air outlet, air inlet and is provided with protective cover, was provided between protective cover and impeller
Filter screen.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710452183.4A CN107061341A (en) | 2017-06-15 | 2017-06-15 | A kind of used in electronic industry is easy to the blower fan quickly moved |
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Application Number | Priority Date | Filing Date | Title |
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CN201710452183.4A CN107061341A (en) | 2017-06-15 | 2017-06-15 | A kind of used in electronic industry is easy to the blower fan quickly moved |
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CN107061341A true CN107061341A (en) | 2017-08-18 |
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ID=59595621
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CN201710452183.4A Pending CN107061341A (en) | 2017-06-15 | 2017-06-15 | A kind of used in electronic industry is easy to the blower fan quickly moved |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107498567A (en) * | 2017-10-17 | 2017-12-22 | 陕西来复科技发展有限公司 | A kind of link-type spray coating mechanical arm |
CN107934860A (en) * | 2017-11-09 | 2018-04-20 | 苏州铭冠软件科技有限公司 | A kind of reinforced scissor-type high platform |
CN108001719A (en) * | 2017-12-01 | 2018-05-08 | 中山市小榄企业服务有限公司 | A kind of box lid automatic installation apparatus |
CN109264619A (en) * | 2018-11-01 | 2019-01-25 | 国家电网有限公司 | Fluid pressure type Mobile fan lifting support |
CN110966235A (en) * | 2019-12-02 | 2020-04-07 | 嘉兴皇凯箱包股份有限公司 | Leather is handled with quick travel's fan in case and bag processing |
CN111013972A (en) * | 2019-12-02 | 2020-04-17 | 嘉兴皇凯箱包股份有限公司 | Drying equipment is glued to portable leather point |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0925800A (en) * | 1995-07-13 | 1997-01-28 | Kensetsusho Chubu Chiho Kensetsukyoku | Tunnel fan device |
CN201843797U (en) * | 2010-09-08 | 2011-05-25 | 安徽安风风机有限公司 | Vertical axial flow fan with fan body moving device |
CN204493226U (en) * | 2015-01-21 | 2015-07-22 | 南通市宏大风机有限公司 | A kind of safety and shock-absorption explosion-proof fan |
CN105386634A (en) * | 2015-11-18 | 2016-03-09 | 刘操 | Rapid first-aid repair tower for high voltage line |
-
2017
- 2017-06-15 CN CN201710452183.4A patent/CN107061341A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0925800A (en) * | 1995-07-13 | 1997-01-28 | Kensetsusho Chubu Chiho Kensetsukyoku | Tunnel fan device |
CN201843797U (en) * | 2010-09-08 | 2011-05-25 | 安徽安风风机有限公司 | Vertical axial flow fan with fan body moving device |
CN204493226U (en) * | 2015-01-21 | 2015-07-22 | 南通市宏大风机有限公司 | A kind of safety and shock-absorption explosion-proof fan |
CN105386634A (en) * | 2015-11-18 | 2016-03-09 | 刘操 | Rapid first-aid repair tower for high voltage line |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107498567A (en) * | 2017-10-17 | 2017-12-22 | 陕西来复科技发展有限公司 | A kind of link-type spray coating mechanical arm |
CN107934860A (en) * | 2017-11-09 | 2018-04-20 | 苏州铭冠软件科技有限公司 | A kind of reinforced scissor-type high platform |
CN108001719A (en) * | 2017-12-01 | 2018-05-08 | 中山市小榄企业服务有限公司 | A kind of box lid automatic installation apparatus |
CN109264619A (en) * | 2018-11-01 | 2019-01-25 | 国家电网有限公司 | Fluid pressure type Mobile fan lifting support |
CN110966235A (en) * | 2019-12-02 | 2020-04-07 | 嘉兴皇凯箱包股份有限公司 | Leather is handled with quick travel's fan in case and bag processing |
CN111013972A (en) * | 2019-12-02 | 2020-04-17 | 嘉兴皇凯箱包股份有限公司 | Drying equipment is glued to portable leather point |
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Application publication date: 20170818 |
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