CN106395657A - Self-positioning lifting device - Google Patents
Self-positioning lifting device Download PDFInfo
- Publication number
- CN106395657A CN106395657A CN201611029768.7A CN201611029768A CN106395657A CN 106395657 A CN106395657 A CN 106395657A CN 201611029768 A CN201611029768 A CN 201611029768A CN 106395657 A CN106395657 A CN 106395657A
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- Prior art keywords
- wheel
- gear
- sub
- lowering
- self
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- 241000255925 Diptera Species 0.000 claims abstract description 54
- 230000005540 biological transmission Effects 0.000 claims description 61
- 230000000903 blocking effect Effects 0.000 claims description 26
- 230000007246 mechanism Effects 0.000 claims description 21
- 235000014676 Phragmites communis Nutrition 0.000 claims description 18
- 239000011324 bead Substances 0.000 claims description 12
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 abstract 2
- 230000007423 decrease Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 230000005484 gravity Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/26—Rope, cable, or chain winding mechanisms; Capstans having several drums or barrels
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C29/00—Nets for protection against insects in connection with chairs or beds; Bed canopies
- A47C29/006—Mosquito nets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/04—Driving gear manually operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Catching Or Destruction (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The invention relates to the lifting device technical field, in particular to a self-positioning lifting device. The self-positioning lifting device comprises a rack; a top plate and a bottom plate of the rack are fixedly connected through a plurality of vertical rods; a center shaft is vertically arranged between the top plate and the bottom plate in a penetrating manner; the bottom plate is provided with an engagement and disengagement lifting device driving the center shaft to move up and down; the upper portion of the center shaft is provided with a child wheel assembly, the middle portion of the center shaft is provided with a driving gear, and the lower portion of the center shaft is provided with a mother wheel assembly; the mother wheel assembly comprises a busbar wheel and a cylinder mother shaft which can be movably arranged between the busbar wheel and the center shaft in a penetrating manner; the two ends of the busbar wheel are provided with an upper pressing disk and a lower tray correspondingly; the upper pressing disk is connected with the ambient vertical rods through supporting bearings; and the lower tray is fixedly connected with the cylinder mother shaft. The self-positioning lifting device is reasonable in structure and can achieve lifting adjustment and any height stop of a mosquito net and a veiling support, a user can conveniently use the mosquito net, the detaching and cleaning convenience and the using safety are improved, the overall structure is simple and stable, and the application range is wide.
Description
Technical field
The present invention relates to lowering or hoisting gear technical field, refer specifically to a kind of self-align lowering or hoisting gear.
Background technology
Mosquito net is that we spend the common articles for use of hot summer, and it can be effectively prevented biting of mosquito.With respect to killing
Worm agent and mosquito incense, the use of mosquito net has the advantages that environmental protection, health and safety, low-carbon (LC) low cost.Exist various on the market
The mosquito net of type, such as traditional mosquito net, it adopts Corner Strapped point hang, the and for example mosquito net of mobile edition, and it passes through can
Folding frame is supported, and both mosquito nets all have respective pluses and minuses in use, and structure is simple but operation is inconvenient.For having
Effect improves the Discussing Convenience of Usage of bednets, and the elevating mechanism of various mosquito nets is operated and given birth to, and is very easy to mosquito net in daily
Use, the such as Chinese invention patent of publication number CN104444885A, it discloses a kind of balance lifting device, including support, Gu
Fixing axle on support, described fixing axle top is provided with drive mechanism, and fixing axle bottom is provided with line wheel assembly, described driving
It is provided with clutch, described line wheel assembly includes some twisted rope disks, described twisted rope disk and clutch between mechanism and line wheel assembly
It is provided with overload separation mechanism, it can be effectively realized mosquito net balance lifting, the function such as parked, automatic adjustable balance between structure.But
Prior art still cannot solve the problems, such as mosquito net integral elevating, thus inconvenient mosquito net, repetition in daily cleaning for the veiling
Remove and install problem, therefore, prior art has yet to be improved and developed.
Content of the invention
Present invention aims to the defect of prior art and deficiency, provide a kind of compact conformation, easy to operate
The balance lifting of mosquito-net body, parked, automatic adjustable balance can effectively be realized, enable mosquito net, veiling integral elevating arrives again
The suitable height smoothly touching, greatly convenient cleaning and the self-align lowering or hoisting gear installed.
To achieve these goals, the present invention employs the following technical solutions：
A kind of self-align lowering or hoisting gear of the present invention, including frame, described frame includes top board and base plate, top board and base plate
Between be fixedly connected by some vertical rods；Vertically it is equipped with central shaft, base plate is provided with driving between described top board and base plate
The clutch lowering or hoisting gear that heart axle moves up and down；The upper, middle and lower portion of described central shaft is sequentially provided with sub- wheel assembly, driving gear female wheel
Assembly, female wheel assembly includes bus wheel and cylinder mother's axle, and cylinder mother's axle is movably arranged between bus wheel and central shaft, female
Line wheel be respectively arranged at two ends with platen and lower tray, upper platen is connected with the vertical rod of surrounding by spring bearing, lower tray with
Cylinder mother's axle is fixedly connected；Described base plate is provided with one-way locking device, and one-way locking device includes clutch discs, and clutch discs can go up
Under be movably coupled in the vertical rod of its surrounding, be provided with some support springs between clutch discs and base plate, clutch discs be provided with
The second unilateral bearing that cylinder mother's axle lower end connects；It is provided with the first fixing bearing, sliding tooth between described sub- wheel assembly and top board
It is connected with the first unilateral bearing, driving gear is provided with the biography with sub- wheel assembly, the cooperation of upper platen respectively between wheel and central shaft
Dynamic assembly.
According to above scheme, described upper platen is provided with through hole, and the upper end of cylinder mother's axle is rotationally arranged in platen
Through hole in, and be connected with driving key between the through hole of cylinder mother's axle and upper platen.
According to above scheme, described central shaft is provided with the stroke reed with clutch discs cooperation, and stroke reed is fixedly arranged on drive
Between moving gear and cylinder mother's axle upper surface, and stroke reed is in that clutch transmission coordinates with cylinder mother's axle.
According to above scheme, between described upper platen and bus wheel, between lower tray and bus wheel, it is equipped with silica gel friction
Piece.
According to above scheme, described clutch lowering or hoisting gear includes guiding ring gear and gearshift cross bar, and guiding ring gear is located at base plate
Lower section and be secured to connect；Described central shaft lower end penetrates rotatably base plate in guiding ring gear, and under central shaft
End is fixedly connected with gearshift cross bar；It is connected with positioning stage clip between described cylinder mother's axle lower surface and base plate, and position compression spring sleeve
Dress is on center shaft；Described gearshift cross bar transverse strands are on guiding ring gear, and guiding ring gear in edge when cross bar of shifting gears horizontally rotates
Upper and lower displacement.
According to above scheme, the lower port of described guiding ring gear is provided with two groups of end to end pressure fluctuating orbits, by force
Fluctuating orbit processed includes low level work surface, high-order work surface and the middle position work surface setting gradually, and low level work surface, high-order work
Make to be respectively connected with smooth transition surface between face and middle position work surface；The two ends of described gearshift cross bar are arranged in corresponding pressure respectively
In fluctuating orbit, along pressure fluctuating orbit upper and lower displacement when gearshift cross bar horizontally rotates.
According to above scheme, described transmission component include some along same circumference equi-angularly space setting driving levers, some groups
Bar is vertically arranged in driving gear, is provided with one-way driving mechanism, the upper end of driving lever and son wheel between driving lever lower end and upper platen
Assembly cooperation is in transmission connection.
According to above scheme, described one-way driving mechanism includes female basin transmission tip and mainshaft gear linkage basin, female basin transmission
The tip is fixedly arranged on the upper surface of platen, mainshaft gear linkage basin be rotationally arranged in female basin transmission tip rotary motion trace and with
Driving gear is fixedly connected, and is provided with the second fixing bearing between mainshaft gear linkage basin and central shaft；Described mainshaft gear linkage
Basin outer edge surface is provided with some open slots, and some open slots are along the periphery equi-spaced apart setting of mainshaft gear linkage basin, open slot
Inside it is provided with the movable blocking arm of eccentric rotation, the lower end of some driving levers corresponds and is arranged in open slot, and driving lever and activity
The turning end of blocking arm is hinged, and the eccentric end of movable blocking arm is driven with female basin transmission tip cooperation, and the eccentric end of movable blocking arm and drive
It is provided with reduction torsion spring between moving gear.
According to above scheme, described sub- wheel assembly includes circle bobbin shaft and some sub-line wheels, and some sub-line wheels are set with successively
On circle bobbin shaft, and between sub-line wheel and circle bobbin shaft, it is provided with spring and the overload separation device of hoodle composition；Described center
Axle top is arranged in round bobbin shaft and is in that gap coordinates with it, and the first fixing bearing is passed through with top board even in circle bobbin shaft upper end
Connect.
According to above scheme, described round bobbin shaft lower end is provided with linkage disk, the lower surface of linkage disk be provided with driving lever on
The linkage tip of end cooperation transmission.
According to above scheme, the vertical rod of described frame side is provided with tooth sector and power pelletron, and power pelletron passes through
Tooth sector is in transmission connection with driving gear.
According to above scheme, also include mosquito net, veiling support and some pulleys with bus wheel and the cooperation of sub-line wheel respectively
Group, the assembly pulley of described frame and connection bus wheel is fixed on the furred ceiling face above mosquito net, and the pull rope on bus wheel passes through
Corresponding assembly pulley is connected on the veiling support of mosquito net；The assembly pulley of described connexon line wheel is fixed on veiling support, son
Pull rope in line wheel is connected on the account body footing of mosquito net by corresponding assembly pulley.
According to above scheme, described frame is provided with and is coordinated with clutch lowering or hoisting gear, driving gear, sub- wheel assembly respectively
Release mechanism.
According to above scheme, described release mechanism includes semicircular restriction ring, limits ring and is correspondingly arranged with gearshift cross bar,
And restriction ring is rotatably connected on guiding ring gear；Described restriction ring is provided with extension spring and drag-line, extension spring and drawing
One end of rope is both connected on the one end on restriction ring string side, and the other end of extension spring is connected with base plate and then makes restriction ring string side
The other end protrude from guiding ring gear pressure fluctuating orbit face.
According to above scheme, described some vertical rods are provided with bead back-up ring and sub-line back-up ring, bead back-up ring accordingly located at
Outside power pelletron in driving gear, and bead back-up ring can be up and down along vertical rod, and sub-line back-up ring is accordingly fixedly arranged on some
The outside of sub-line wheel.
The present invention has the beneficial effect that：Present configuration rationally, moved by centre axis in reversing mode by driving gear
Gear cross bar rotates, gearshift cross bar by guide ring gear effect force up and down with switch operating plane, cross bar of shifting gears under normal conditions
It is limited in the high-order working face forcing fluctuating orbit by positioning stage clip, now integrated model is in self-locking poised state；
Four kinds of patterns that driving gear exists in different working face work：
First, the driving gear under normality is in high-order work surface, and driving lever upper end is in transmission connection with the linkage tip on linkage disk, female
Line wheel realizes reversion locking by one-way locking device；Driving gear drives sub-line wheel to rotate forward makes the account body of mosquito net rise；Account body
After rising to desired height, the external force in driving gear cancels, the reversal effect power warp that sub-line wheel is produced by account body action of gravity
Central shaft, gearshift cross bar and guiding ring gear are conducted to by driving lever, driving gear and the first unilateral bearing；Due to positioning the work of stage clip
With making frictional resistance, reversal effect power and the friction between gearshift cross bar and the high-order orbital plane of guiding ring gear with horizontal direction
Resistance reaches poised state thus realizing the self-locking of sub-line wheel.
Second, driving gear reversion drives the gearshift cross bar on central shaft to enter high-order work towards low level work surface transition
During face, driving gear and driving lever decline therewith, and driving lever upper end is separated with the linkage tip on sub-line wheel, and sub-line wheel can be in account heavy sensation of the body power
In the presence of reversion so that account body decline；The then reversion pulling force in revocation driving gear, gearshift cross bar is made in positioning stage clip
With lower automatically up return to high-order work surface, driving gear and driving lever thereon are re-established with linkage disk and are in transmission connection, thus
Sub-line wheel is made to be relocked.
3rd, when driving gear is switched to low level work surface, the stroke reed on central shaft promotes cylinder mother's axle to decline, and makes
Lower tray declines along vertical rod with clutch discs, upper platen, separates thus one-way locking device discharges bus between bus wheel, lower tray
Wheel makes it freely rotatable in cylinder mother's axle, so that veiling, support and mosquito net is integrally fallen under action of gravity；
4th, during driving gear switching middle position work surface, stroke reed release cylinder mother's axle makes clutch discs go up, and support spring is driven
Dynamic lower tray is risen and is simultaneously coordinated clamping bus wheel with upper platen, and now limited by the second unilateral bearing can not be anti-for bus wheel
Turn；And the movable blocking arm of driving lever lower end and female basin transmission tip engaged transmission, now driving gear rotate forward can drive bus wheel and then
Lifting veiling support is to desired height；Now cancel external pull, cylinder mother's axle passes through the one-directional rotation of the second unilateral bearing
Female wheel assembly is made to return to self-locking state.
The combination by said structure for the present invention, realizes the up and down balance system regulation of mosquito-net body, veiling, integral support
Parked with arbitrary height, the suspension height facilitating user overall to mosquito net adjusts, reduce and remove and install difficulty during daily cleaning,
Improve disassembly, cleaning convenience and safety in utilization, terminal with compact integral structure is stable, have wide range of applications.
Brief description
Fig. 1 is the lifter internal structure schematic diagram of the present invention；
Fig. 2 is the female wheel assembly of the present invention, sub- wheel assembly, one-way locking device part-structure schematic diagram；
Fig. 3 is the driving gear of the present invention, transmission component, clutch lowering or hoisting gear part-structure schematic diagram；
Fig. 4 is the transmission component part planar structural representation of the present invention；
Fig. 5 is guiding ring gear and the safety pin portion deployed configuration schematic diagram of the present invention；
Fig. 6 is lifter and assembly pulley and the mosquito net mounting structure schematic diagram of the present invention.
In figure：
1st, frame；2nd, central shaft；3rd, female wheel assembly；4th, sub- wheel assembly；5th, driving gear；6th, one-way locking device；7th, transmission group
Part；8th, assembly pulley；11st, top board；12nd, base plate；13rd, vertical rod；21st, clutch lowering or hoisting gear；22nd, guide ring gear；23rd, gearshift cross bar；
24th, position stage clip；25th, force fluctuating orbit；26th, limit ring；27th, extension spring；28th, drag-line；29th, stroke reed；31st, bus
Wheel；32nd, cylinder mother's axle；33rd, upper platen；34th, spring bearing；35th, female basin transmission tip；41st, the first fixing bearing；42nd, cylinder
Axle；43rd, sub-line wheel；44th, linkage disk；45th, link the tip；46th, sub-line back-up ring；51st, the first unilateral bearing；52nd, mainshaft gear linkage
Basin；53rd, the second fixing bearing；54th, open slot；55th, tooth sector；56th, power pelletron；57th, bead back-up ring；61st, second is unidirectional
Bearing；62nd, clutch discs；63rd, support spring；64th, lower tray；65th, silica gel friction plate；71st, driving lever；72nd, movable blocking arm；73rd, multiple
Position torsion spring；81st, mosquito net；82nd, veiling support.
Specific embodiment
With embodiment, technical scheme is illustrated below in conjunction with the accompanying drawings.
As shown in figures 1 to 6, a kind of self-align lowering or hoisting gear of the present invention, including frame 1, described frame 1 includes pushing up
Plate 11 and base plate 12, are fixedly connected by some vertical rods 13 between top board 11 and base plate 12；Between described top board 11 and base plate 12
Vertically it is equipped with central shaft 2, base plate 12 is provided with the clutch lowering or hoisting gear 21 driving central shaft 2 to move up and down；Described central shaft 2
Upper, middle and lower portion be sequentially provided with sub- wheel assembly 4, driving gear 5 female wheel assembly 3, also include mosquito net 81, veiling support 82 and some
Assembly pulley 8 with bus wheel 31 and sub-line wheel 43 cooperation respectively, the assembly pulley 8 of described frame 1 and connection bus wheel 31 is fixed on
On the furred ceiling face of mosquito net 81 top, the pull rope on bus wheel 31 is propped up by the veiling that corresponding assembly pulley 8 is connected to mosquito net 81
On frame 82；The assembly pulley 8 of described connexon line wheel 43 is fixed on veiling support 82, and the pull rope on sub-line wheel 43 passes through to correspond to
Assembly pulley 8 be connected on the account body footing of mosquito net 81；Above-mentioned part constitutes agent structure of the present invention, based on frame 1 therein
Body framework is fixed on installation top surface, and the pull rope on female wheel assembly 3 and sub- wheel assembly 4 connects mosquito net 81 and veiling support respectively
82, clutch lowering or hoisting gear 21 drive central shaft 2 and driving gear 5 up and down thus switching different mode of operations.
Described female wheel assembly 3 includes bus wheel 31 and cylinder mother's axle 32, and cylinder mother's axle 32 is movably arranged in bus wheel
Between 31 and central shaft 2, bus wheel 31 be respectively arranged at two ends with platen 33 and lower tray 64, upper platen 33 pass through spring bearing
34 are connected with the vertical rod 13 of surrounding, and lower tray 64 is fixedly connected with cylinder mother's axle 32；Described base plate 12 is provided with monodirectional locking dress
Put 6, one-way locking device 6 includes clutch discs 62, clutch discs 62 can be connected in the vertical rod 13 of its surrounding up and downly, clutch
It is provided with some support springs 64, it is single that clutch discs 62 are provided with second being connected with cylinder mother's axle 32 lower end between disk 62 and base plate 12
To bearing 61；Described upper platen 33 can horizontally rotate in frame 1, and bus wheel 31 can in cylinder mother's axle 32 and central shaft 2 certainly
By rotating, and the second unilateral bearing 61 being connected between cylinder mother's axle 32 and one-way locking device 6 is only capable of one-directional rotation；Concrete and
Speech, female wheel assembly 3 can horizontally rotate in frame 1 and central shaft 2, due to the restriction of one-way locking device 6, female wheel assembly 3
It is in reversion locking mode under normal conditions, driving gear 5 can drive female wheel assembly 3 to rotate forward in middle level work surface, so that veiling is propped up
Frame 82 and mosquito net 81 rise；When one-way locking device 6 cuts off the connection and female wheel assembly 3 between, female wheel assembly 3 can invert from
And make veiling support 82 entire lowering；Driving gear 5 under normality is in upper mode, and it is protected and sub- wheel assembly 4 between all the time
Hold and be in transmission connection, driving gear 5 is limited and can not invert on central shaft 2 by the first unilateral bearing 51, so that sub- wheel group
Part 4 keeps reversion self-locking state, and driving gear 5 rotates forward, and can lift the height of mosquito net 81 with mover wheel assembly 4, is rising to
Realize parked after certain height；The effect of described clutch lowering or hoisting gear 21 is to drive the upper of central shaft 2 and driving gear 5
Lower movement, and by limit central shaft 2 reversion realize sub- wheel assembly 4 reversion parked；The present invention is by above-mentioned each mechanism
Effective cooperation, drive the rotating forward of female wheel assembly 3 and sub- wheel assembly 4 lifting to realize veiling support 82 or mosquito net 81 respectively,
And the veiling support 82 under self-locking poised state and mosquito net 81 parked under arbitrary height.
It is provided with the first fixing bearing 41 between described sub- wheel assembly 4 and top board 11, connect between driving gear 5 and central shaft 2
It is connected to the first unilateral bearing 51, driving gear 5 is provided with the transmission component 7 with sub- wheel assembly 4, upper platen 33 cooperation respectively；Institute
Stating when driving gear 5 rotates forward drives female wheel assembly 3 and sub- wheel assembly 4 to realize the lifting of mosquito net 81 by transmission component 7 respectively, from
Closing lowering or hoisting gear 21 can drive the clutch discs 62 in one-way locking device 6 so that veiling support 82 is declined, and driving gear declines can cut
Connection between disconnected transmission component 7 and sub- wheel assembly 4, makes mosquito net 81 decline thus discharging sub- wheel assembly 4.
Specifically, due to the restriction of one-way locking device 6, bus wheel 31 is in reversion locking mode under normal conditions, this
When driving gear 5 proceed to lower layer model and female wheel assembly 3 can be driven to rotate forward, so that veiling support 82 rises overally；Work as clutch discs
62 when declining the clampings cooperation departing from and upper platen 33 between, and bus wheel 31 freely can invert in cylinder mother's axle 32 so that account
Curtain support 82 declines；Driving gear 5 under normality is in and remains between upper mode and sub- wheel assembly 4 and be in transmission connection, and drives
Moving gear 5 is limited and can not be inverted on central shaft 2 by the first unilateral bearing 51, so that sub- wheel assembly 4 keeps reversion certainly
Lock status, and driving gear 5 rotates forward, and can lift the height of mosquito net with mover wheel assembly 4, real after rising to certain height
Existing parked；The effect of described clutch lowering or hoisting gear 21 is to drive moving up and down of central shaft 2 and driving gear 5, and passes through
The reversion that sub- wheel assembly 4 is realized in the reversion of restriction central shaft 2 is parked；The present invention, in the effective cooperation by above-mentioned each mechanism, divides
Not Qu Dong female wheel assembly 3 and sub- wheel assembly 4 the lifting to realize veiling support or mosquito net for the rotating forward, and under self-locking poised state
Veiling support and mosquito net parked under arbitrary height.
Described upper platen 33 is provided with through hole, and the upper end of cylinder mother's axle 32 is rotationally arranged in the through hole of platen 33
Interior, and be connected with driving key between the through hole of cylinder mother's axle 32 and upper platen 33, between upper platen 33 and bus wheel 31, lower tray
It is equipped with silica gel friction plate 65 between 64 and bus wheel 31；When described support spring 63 drives clutch discs 62 to rise, cylinder mother's axle
32 drive lower tray 64 cooperation upper platen 33 clamping bus wheel 31, and the silica gel friction plate 65 between upper platen 33 and lower tray 64 is used
In improving frictional drive coefficient it is ensured that the self-locking stability of one-way locking device 6, when driving gear 5 rotates forward, pass through transmission component 7
Lower tray 64 is driven to rotate forward, its moment passes through driving key, cylinder mother's axle 32 passes to platen 33, thus driving bus wheel 31 to exist
Rotate forward on second unilateral bearing 61 and spring bearing 34.
Described central shaft 2 is provided with the stroke reed 29 with clutch discs 62 cooperation, and stroke reed 29 is fixedly arranged on driving gear 5
And cylinder mother's axle 32 upper surface between, and stroke reed 29 is in that clutch transmission coordinates with cylinder mother's axle 32；Described stroke reed 29
It is made to decline for the down maneuver of central shaft 2 is passed to cylinder mother's axle 32, so that upper platen 33 and lower tray 64 release
Clamping to bus wheel 31 is linked, and stroke reed 29 is upper and lower with central shaft 2 one under the driving of clutch lowering or hoisting gear 21
Linkage, thus promoting clutch discs 62 to release locking to bus wheel 31, makes veiling support 82 can freely decline under gravity.
As shown in Fig. 3, Fig. 5, described clutch lowering or hoisting gear 21 includes guiding ring gear 22 and gearshift cross bar 23, guides ring gear 22
Located at base plate 12 lower section and be secured to connect；Described central shaft 2 lower end penetrates rotatably base plate 12 located at guiding ring gear 22
Interior, and the lower end of central shaft 2 with gearshift cross bar 23 be fixedly connected；It is connected between described cylinder mother's axle 32 lower surface and base plate 12
Position stage clip 24, and position stage clip 24 and be sleeved on central shaft 2；Described gearshift cross bar 23 transverse strands located at guiding ring gear 22 on,
And shift gears cross bar 23 when horizontally rotating along guiding ring gear 22 upper and lower displacement；The lower port of described guiding ring gear 22 is provided with two groups of head
The pressure fluctuating orbit 25 that tail connects, force low level work surface, high-order work surface that fluctuating orbit 25 includes setting gradually and in
It is respectively connected with smooth transition surface between position work surface, and low level work surface, high-order work surface and middle position work surface；Described gearshift is horizontal
The two ends of bar 23 are arranged in corresponding pressure fluctuating orbit 25 respectively, along pressure fluctuating orbit when gearshift cross bar 23 horizontally rotates
25 upper and lower displacements；The effect of described clutch lowering or hoisting gear 21 is to promote central shaft 2 and driving gear thereon 5, stroke spring
Piece 29 moves up and down, positioning stage clip 24 active force upwards is applied to gearshift cross bar 23 so as to guiding ring gear 22 generation level
The frictional resistance in direction, and this frictional resistance makes gearshift cross bar 23 keep stable on forcing fluctuating orbit 25 under normal conditions, from
And make the structure of central shaft more than 2 be in self-locking poised state；Described driving gear 5 reversion drives central shaft 2 to rotate, and gearshift is horizontal
Bar 23 proceeds to different work surfaces, central shaft 2 and the corresponding different work of driving gear 5 along pressure fluctuating orbit 25 up and down action
There are Three models in plane, during high-order work surface, the transmission component 7 in driving gear 5 is in transmission connection with sub- wheel assembly 4, unidirectional
The self-locking balance of female wheel assembly 3 and sub- wheel assembly 4 realized respectively by locking device 6 and clutch lowering or hoisting gear 21；During low level work surface,
Stroke reed 29 drives one-way locking device 6 to open locking, so that bus wheel 31 can be freely inverted, and be in can for sub- wheel assembly 4 simultaneously
Freely rotatable state；During middle position work surface, stroke reed 29 falls after rise, and bus wheel 31 is locked one connection by one-way locking device 6
Dynamic, transmission component 7 drives bus wheel 31 to rotate forward and realizes lifting, and driving gear 5 stops operating, and one-way locking device 6 keeps right
The reversion of bus wheel 31 limits, thus realizing the parked purpose of veiling support 82.
As shown in figure 3, described transmission component 7 include some along same circumference equi-angularly space setting driving levers 71, some groups
Bar 71 is vertically arranged in driving gear 5, is provided with one-way driving mechanism between driving lever 71 lower end and upper platen 33, driving lever 71 upper
End is in transmission connection with the cooperation of sub- wheel assembly 4；Described driving gear 5 is in high-order work surface, driving lever 71 lower end in an initial condition
One-way driving mechanism and upper platen 33 between be in and be connected off-state, when driving gear 5 is in the band of clutch lowering or hoisting gear 21
During dynamic decline, driving lever 71 is in transmission connection with upper platen 33 by one-way driving mechanism, thus driving gear 5 drives self-locking state
Under female wheel assembly 3 rotate forward, and driving gear 5 reversion switch operating face then one-way driving mechanism lost efficacy, busbar assembly 3 keep from
Lock status will not invert with driving gear 5.
Described one-way driving mechanism includes female basin transmission tip 35 and mainshaft gear linkage basin 52, and female basin transmission tip 35 is fixedly arranged on
On the upper surface of upper platen 33, mainshaft gear linkage basin 52 be rotationally arranged in the female basin transmission tip 35 rotary motion trace and with drive
Moving gear 5 is fixedly connected, and is provided with the second fixing bearing 53 between mainshaft gear linkage basin 52 and central shaft 2；Described mainshaft gear
Linkage basin 52 and driving gear 5 integrally connected, the second fixing bearing 53 is two-way bearing, and mainshaft gear linkage basin 52 and second
Fixing bearing 53 will not change the transmission direction of the first unilateral bearing 51, therefore can improve between driving gear 5 and central shaft 2
Bonding strength and transmission stability.
Described mainshaft gear linkage basin 52 outer edge surface is provided with some open slots 54, and some open slots 54 are along mainshaft gear linkage basin
52 periphery equi-spaced apart setting, is provided with the movable blocking arm 72 of eccentric rotation, the lower end one of some driving levers 71 in open slot 54
One correspondence is arranged in open slot 54, and driving lever 71 is hinged with the turning end of movable blocking arm 72, the eccentric end of movable blocking arm 72 and
The female basin transmission tip 35 cooperation transmission, and it is provided with reduction torsion spring 73 between the eccentric end of movable blocking arm 72 and driving gear 5；Described drive
In middle position work surface, mainshaft gear linkage basin 52, the movable blocking arm 72 of driving lever 71 upper end are in female basin transmission tip 35 to moving gear 5
Interior, movable blocking arm 72 can centered on driving lever 71 eccentric rotary counterclockwise, the eccentric end of movable blocking arm 72 is outer in open slot 54
During side, the movable diameter that the eccentric end of movable blocking arm 72 links on basin 52 in mainshaft gear is maximum and more than female basin transmission tip 35
Rotational trajectory diameter, driving gear 5 rotates, and movable blocking arm 72 is conflicted therewith and promotes female basin transmission tip 35 to rotate, thus driving
Upper platen 33 and the bus wheel 31 being linked with it are rotated forward；When driving gear 5 is transitioned into middle position work surface from high-order work surface
During, there are two kinds between movable blocking arm 72 and female basin transmission tip 35 and contact situation, first, under the eccentric end of movable blocking arm 72
End face is rotating touching female basin transmission tip 35, and the reduction torsion spring 73 on movable blocking arm 72 is compressed so that female basin transmission tip 35 exists
Movable blocking arm 72 lower surface slips over；Second, movable blocking arm 72 is driven in the rotational plane of the tip 35 in female basin and rotates, movable blocking arm 72
Being driven in female basin proceeds in open slot 54 under the stop of the tip 35 clockwise, and now driving gear 5 reversion and female wheel assembly 3 no pass
Dynamic relation, thus drive clutch lowering or hoisting gear 21 switching working mode.
As shown in Fig. 2 described sub- wheel assembly 4 includes circle bobbin shaft 42 and some sub-line wheels 43, some sub-line wheels 43 are successively
It is sleeved on round bobbin shaft 42, and between sub-line wheel 43 and circle bobbin shaft 42, be provided with the overload separation dress of spring and hoodle composition
Put；Described central shaft 2 top is arranged in round bobbin shaft 42 and is in that gap coordinates with it, and it is solid that circle bobbin shaft 42 upper end passes through first
Dead axle is held 41 and is connected with top board 11；Described first fixing bearing 41 is two-way bearing, and sub-line wheel 43 is joined in rotation with central shaft 2
Close, therefore sub-line wheel 43 and circle bobbin shaft 42 one can on top board 11 Double-directional rotary, driving gear 5 in high-order work surface its
On driving lever 71 be in transmission connection with sub- wheel assembly 4, driving gear 5 rotates forward, and drives some sub-line wheels 43 to rotate lifting mosquito nets 81
Each junction point, and some sub-line wheels 43 are connected on round bobbin shaft 42 by overload separation device, when arbitrary company of mosquito net 81
When contact card line problem or reaches the limit of height, overload separation device disconnects the company of corresponding sub-line wheel 43 and circle bobbin shaft 42
Connect, thus realizing the corrdinated adjustment function between some sub-line wheels 43；When mosquito net 81 entirety rises to desired height, Ruo Ganzi
The gravity forces of line wheel 43 pass through driving gear 5, central shaft 2 passes to clutch lowering or hoisting gear 21, are carried by positioning stage clip 24
For pivoting friction resistance realize the locking of sub- wheel assembly 4, thus realizing parked function on arbitrary height for the mosquito net 81..
Described round bobbin shaft 42 lower end is provided with linkage disk 44, and the lower surface of linkage disk 44 is provided with and the cooperation of driving lever 71 upper end
The linkage tip 45 of transmission, described linkage disk 44 passes through cooperation realization transmission, its structural principle and the mother of the linkage tip 45 and driving lever 71
Basin transmission the tip 35 identical therefore not here repeat.
Operation principle：
Under normal conditions, gearshift cross bar 23 is on the high-order work surface forcing fluctuating orbit 25, and positioning stage clip 24 is to gearshift cross bar
23 apply pressure so that it produces pivoting friction resistance, and gearshift cross bar 23 is stably in pressure fluctuating orbit 25 Nei Shi center
Axle 22 can not rotate, and now the driving lever 71 in driving gear 5 is in the state of being in transmission connection, because first is unidirectional with sub- wheel assembly 4
Bearing 51 makes driving gear 55 can not invert on central shaft 2, and the gravity reversal effect power of some sub-line wheels 43 is via cylinder
Axle 42, linkage disk 44, the linkage tip 45, driving lever 71, driving gear 5, the first unilateral bearing 51 are conducted to central shaft 2, and central shaft 2
Being limited by the frictional resistance of cross bar 23 of shifting gears makes said mechanism be in self-locking poised state, makes mosquito net 81 be parked at residing height
On degree.
Meanwhile, described support spring 63 applies to upward pressure to clutch discs 62, and the upper platen 33 of lower tray 64 cooperation clamps
Bus wheel 31, now bus wheel 31 and upper platen 33, lower tray 64, circle bobbin shaft 42 shape all-in-one-piece linkage structure, due to circle
There is between bobbin shaft 42 and clutch discs 62 second unilateral bearing 61 of one-directional rotation, lead to above-mentioned linkage structure in clutch discs
Can not invert on 62, so that the veiling support 82 that bus wheel 31 connects is parked on residing height.
Described central shaft 22 and driving gear thereon 55, mainshaft gear linkage basin 52, driving lever 71, the first unilateral bearing
51 and the second fixing bearing 53 constitute the centre shaft of the present invention, gearshift cross bar 23 and guiding ring gear 22 during driving gear 5 reversion
The up and down action of centre shaft is realized in cooperation, thus switching driving gear 5 and the work surface of driving lever 71；Gearshift cross bar 23 is being forced
In the low level work surface of fluctuating orbit 25, high-order work surface, middle position work surface and transition plane parked when, driving gear 5 exists
Four kinds of co-rotating mode are had on central shaft 2：
First, the driving gear 5 under normality is in high-order work surface, and driving lever 71 upper end is connected with the linkage tip 45 transmission of linkage disk 44
Connect, driving gear 5 drives driving lever 71, the linkage tip 45, linkage disk 44, circle bobbin shaft 42 and some sub-line wheels 43 to rotate forward successively,
Make each junction point of mosquito net 81 rise to desired height simultaneously.
Second, when high-order work is towards low level work surface transition, driving gear 5 and driving lever 71 decline gearshift cross bar 23,
During this, driving lever 71 is separated with the linkage tip 45, and sub-line wheel 43 loses restraining forceies, rotates, mosquito-net body is with leading under gravity pulls
Messenger declines；When active force rut disappears, gearshift cross bar 23 is returned to by the automatic landing of pressure of positioning stage clip 24 on intermediate incline
High-order work surface, sub-line wheel 43 is locked again.
3rd, when driving gear 5 is switched to low level work surface, the stroke reed 29 on central shaft 2 promotes cylinder mother's axle 32
Decline, so that lower tray 64 is glided along vertical rod 13 with clutch discs 62 and depart from upper platen 33, bus wheel 31 free to rotate thus in weight
Veiling support 82 is made to fall under power effect.
4th, gearshift cross bar 23 is when being in middle position work surface, stroke reed 29 release cylinder mother's axle 32 make clutch discs 62 and
Lower tray 64 thereon and upper platen 33 cooperation clamping bus wheel 31, driving lever 71 lower end with by movable blocking arm 72 and upper platen 33
On the female basin transmission tip 35 be in transmission connection, driving gear 5 rotates forward to drive bus wheel 31 and then lift veiling support 82 and arrives required height
Degree；After the pulling force to driving gear 5 for the revocation, cylinder mother's axle 32 passes through the one-directional rotation of the second unilateral bearing 61, makes female wheel group
Part 3 returns to self-locking state.
The combination by said structure for the present invention, realizes the lift adjustment of mosquito net 81 and veiling support 82 and arbitrarily high
Degree is parked, facilitates the flexible use to mosquito net 81 for the user, improves disassembly, cleaning convenience and safety in utilization, terminal with compact integral structure
Stable, applied range.
The vertical rod 13 of described frame 1 side is provided with tooth sector 55 and power pelletron 56, and power pelletron 56 passes through to turn to
Gear 55 is in transmission connection with driving gear 5；Described power pelletron 56 is used for manual pulling driving gear 5 forward or reverse, realizes
The descending operation to mosquito net 81, veiling support 82 for the lowering or hoisting gear.
Described frame 1 is provided with the safe machine coordinating respectively with clutch lowering or hoisting gear 21, driving gear 5, sub- wheel assembly 4
Structure；Described release mechanism includes semicircular restriction ring 26, limits ring 26 and is correspondingly arranged with gearshift cross bar 23, and restriction ring 26 can
Rotationally it is connected on guiding ring gear 22；Described restriction ring 26 is provided with extension spring 27 and drag-line 28, extension spring 27 and drawing
One end of rope 28 is both connected on the one end on restriction ring 26 string side, and the other end of extension spring 27 is connected with base plate 12 and then makes limit
The other end on ring 26 string side processed protrudes from the pressure fluctuating orbit face 25 of guiding ring gear 22；Described restriction ring 26 is located at guiding ring gear
It is connected by rotating shaft between 22 outside, and restriction ring 26 and guiding ring gear 22 so as to can rotate on guiding ring gear 22；Gearshift
The end of cross bar 23 stretches out guiding ring gear 22 so that it, along when forcing fluctuating orbit face 25 to horizontally rotate, limits ring 26 and gearshift
Cross bar 23 coordinates thus avoiding it to rotate excessively to enter the working face of mistake；It is connected between described restriction ring 26 and base plate 12
There is extension spring 27, the distal projection limiting ring 26 under normal conditions is in the high-order work surface forcing fluctuating orbit face 25 and low level work
Make between face, gearshift cross bar 23 is conflicted when high-order work rotates towards low level work surface and limited the outer rim of ring 26, limits ring 26
The rotation that card stops gearshift cross bar 23 makes above-mentioned driving gear 5 and central shaft 2 rest on middle level work surface, now integrated model
Be under second mode, sub-line wheel 43 free to rotate thus the account body of mosquito net 81 is fallen；Make restriction ring when pulling drag-line 28
26 near-end rotates, and the far-end now limiting ring 26 rotates and retracts in pressure fluctuating orbit face 25, and limits the near-end of ring 26
On low layer work surface, gearshift cross bar 23 enters low level work surface from high-order work surface and is restricted the stop of ring 26 in fact projection
Now force parked, and driving gear 5 and central shaft 2 rest on low level work surface, so that integrated model is in makes under the 3rd pattern
Veiling support 82 and mosquito net are integrally fallen；Then release limits ring 26 makes it reset under extension spring effect, then shift gears horizontal
Bar 23 can turn to middle position work surface from low level work surface or be rotated further the high-order work surface of entrance to enter next circulation.
Described some vertical rods 13 are provided with bead back-up ring 57 and sub-line back-up ring 46, and bead back-up ring 57 is accordingly located at sliding tooth
Outside power pelletron 56 on wheel 5, and bead back-up ring 57 can be up and down along vertical rod 13, if sub-line back-up ring 46 is accordingly fixedly arranged on
The outside of dry sub-line wheel 43.
Described some vertical rods 13 are provided with bead back-up ring 57 and sub-line back-up ring 46, and bead back-up ring 57 is accordingly located at sliding tooth
Outside power pelletron 56 on wheel 5, and bead back-up ring 57 can be up and down along vertical rod 13, if sub-line back-up ring 46 is accordingly fixedly arranged on
The outside of dry sub-line wheel 43.
The above is only the better embodiment of the present invention, therefore the construction described in all scopes according to present patent application,
Equivalence changes or modification that feature and principle are done, are all included in the range of present patent application.
Claims (15)
1. a kind of self-align lowering or hoisting gear, including frame (1), described frame (1) includes top board (11) and base plate (12), top board
(11) it is fixedly connected by some vertical rods (13) and base plate (12) between；It is characterized in that：Described top board (11) and base plate (12)
Between be vertically equipped with central shaft (2), base plate (12) is provided with and drives central shaft (2) the clutch lowering or hoisting gear that moves up and down
(21)；The upper, middle and lower portion of described central shaft (2) is sequentially provided with sub- wheel assembly (4), driving gear (5) female wheel assembly (3), female wheel group
Part (3) includes bus wheel (31) and cylinder mother's axle (32), and cylinder mother's axle (32) is movably arranged in bus wheel (31) and center
Between axle (2), bus wheel (31) be respectively arranged at two ends with platen (33) and lower tray (64), upper platen (33) pass through support shaft
Hold (34) to be connected with the vertical rod (13) of surrounding, lower tray (64) is fixedly connected with cylinder mother's axle (32)；Set on described base plate (12)
There is one-way locking device (6), one-way locking device (6) includes clutch discs (62), clutch discs (62) can be connected to up and downly
In the vertical rod (13) of its surrounding, it is provided with some support springs (64) between clutch discs (62) and base plate (12), in clutch discs (62)
It is provided with the second unilateral bearing (61) being connected with cylinder mother's axle (32) lower end；Set between described sub- wheel assembly (4) and top board (11)
There is the first fixing bearing (41), between driving gear (5) and central shaft (2), be connected with the first unilateral bearing (51), driving gear
(5) it is provided with the transmission component (7) coordinating respectively with sub- wheel assembly (4), upper platen (33).
2. self-align lowering or hoisting gear according to claim 1 it is characterised in that：Described upper platen (33) is provided with through hole,
The upper end of cylinder mother's axle (32) is rotationally arranged in the through hole of platen (33), and cylinder mother's axle (32) and upper platen (33)
Through hole between be connected with driving key.
3. self-align lowering or hoisting gear according to claim 2 it is characterised in that：Described central shaft (2) is provided with and clutch
The stroke reed (29) that disk (62) coordinates, stroke reed (29) be fixedly arranged on driving gear (5) and cylinder mother's axle (32) upper surface it
Between, and stroke reed (29) is in that clutch transmission coordinates with cylinder mother's axle (32).
4. self-align lowering or hoisting gear according to claim 1 it is characterised in that：Described upper platen (33) and bus wheel (31)
Between, be equipped with silica gel friction plate (65) between lower tray (64) and bus wheel (31).
5. according to the arbitrary described self-align lowering or hoisting gear of claim 1-4 it is characterised in that：Described clutch lowering or hoisting gear (21)
Including guiding ring gear (22) and gearshift cross bar (23), guiding ring gear (22) and is secured to connect below base plate (12)；Institute
State central shaft (2) lower end and penetrate rotatably base plate (12) in guiding ring gear (22), and the lower end of central shaft (2) and gearshift
Cross bar (23) is fixedly connected；It is connected with positioning stage clip (24) between described cylinder mother's axle (32) lower surface and base plate (12), and fixed
Position stage clip (24) is sleeved on central shaft (2)；Described gearshift cross bar (23) transverse strands are in guiding ring gear (22), and it is horizontal to shift gears
Along guiding ring gear (22) upper and lower displacement when bar (23) horizontally rotates.
6. self-align lowering or hoisting gear according to claim 5 it is characterised in that：In the lower port of described guiding ring gear (22)
Be provided with two groups of end to end pressure fluctuating orbits (25), force low level work surface that fluctuating orbit (25) inclusion sets gradually,
It is respectively connected with smoothed between high-order work surface and middle position work surface, and low level work surface, high-order work surface and middle position work surface
Cross face；The two ends of described gearshift cross bar (23) are arranged in corresponding pressure fluctuating orbit (25) respectively, cross bar (23) water of shifting gears
Along pressure fluctuating orbit (25) upper and lower displacement when flat turn is moved.
7. self-align lowering or hoisting gear according to claim 1 it is characterised in that：Described transmission component (7) includes some edges
The driving lever (71) of same circumference equi-angularly space setting, some driving levers (71) are vertically arranged in driving gear (5), under driving lever (71)
It is provided with one-way driving mechanism, the upper end of driving lever (71) is in transmission connection with sub- wheel assembly (4) cooperation between end and upper platen (33).
8. self-align lowering or hoisting gear according to claim 7 it is characterised in that：Described one-way driving mechanism includes female basin and passes
The dynamic tip (35) and mainshaft gear linkage basin (52), the female basin transmission tip (35) is fixedly arranged on the upper surface of platen (33), main shaft tooth
Wheel linkage basin (52) is rotationally arranged in the female basin transmission tip (35) rotary motion trace and is fixedly connected with driving gear (5), main
It is provided with the second fixing bearing (53) between shaft gear linkage basin (52) and central shaft (2)；Described mainshaft gear linkage basin (52) is outward
Edge face is provided with some open slots (54), and some open slots (54) set along the periphery equi-spaced apart of mainshaft gear linkage basin (52)
Put, in open slot (54), be provided with the movable blocking arm (72) of eccentric rotation, the lower end of some driving levers (71) corresponds and is arranged in
In open slot (54), and driving lever (71) is hinged with the turning end of movable blocking arm (72), the eccentric end of movable blocking arm (72) and mother's basin
The transmission tip (35) cooperation transmission, and it is provided with reduction torsion spring (73) between the eccentric end of movable blocking arm (72) and driving gear (5).
9. self-align lowering or hoisting gear according to claim 1 it is characterised in that：Described sub- wheel assembly (4) includes cylinder
Axle (42) and some sub-line wheels (43), some sub-line wheels (43) are sleeved on round bobbin shaft (42) successively, and sub-line wheel (43) with
It is provided with spring and the overload separation device of hoodle composition between circle bobbin shaft (42)；Described central shaft (2) top is arranged in cylinder
It is in that gap coordinates in sub- axle (42) and with it, the first fixing bearing (41) is passed through with top board (11) even in circle bobbin shaft (42) upper end
Connect.
10. self-align lowering or hoisting gear according to claim 9 it is characterised in that：Described round bobbin shaft (42) lower end is provided with
Linkage disk (44), the lower surface of linkage disk (44) is provided with the linkage tip (45) with the cooperation transmission of driving lever (71) upper end.
11. self-align lowering or hoisting gears according to claim 1 it is characterised in that：The vertical rod (13) of described frame (1) side
It is provided with tooth sector (55) and power pelletron (56), power pelletron (56) is passed through tooth sector (55) and passed with driving gear (5)
It is dynamically connected.
12. self-align lowering or hoisting gears according to claim 1 it is characterised in that：Also include mosquito net (81), veiling support
(82) and some assembly pulleys (8) coordinating with bus wheel (31) and sub-line wheel (43) respectively, described frame (1) and connect bus wheel
(31) assembly pulley (8) is fixed on the furred ceiling face above mosquito net (81), and the pull rope on bus wheel (31) is by corresponding cunning
Wheel group (8) is connected on the veiling support (82) of mosquito net (81)；The assembly pulley (8) of described connexon line wheel (43) is fixed on veiling
On support (82), the pull rope on sub-line wheel (43) is connected on the account body footing of mosquito net (81) by corresponding assembly pulley (8).
13. self-align lowering or hoisting gears according to claim 1 it is characterised in that：Described frame (1) be provided with respectively with from
The release mechanism that conjunction lowering or hoisting gear (21), driving gear (5), sub- wheel assembly (4) coordinate.
14. self-align lowering or hoisting gears according to claim 13 it is characterised in that：Described release mechanism includes semicircular
Limit ring (26), limit ring (26) and be correspondingly arranged with gearshift cross bar (23), and restriction ring (26) is rotatably connected to guiding tooth
On ring (22)；Described restriction ring (26) is provided with extension spring (27) and drag-line (28), extension spring (27) and drag-line (28)
One end is both connected on the one end on restriction ring (26) string side, and the other end of extension spring (27) is connected and then makes limit with base plate (12)
The other end on ring (26) string side processed protrudes from the pressure fluctuating orbit face (25) of guiding ring gear (22).
15. self-align lowering or hoisting gears according to claim 13 it is characterised in that：Described some vertical rods (13) are provided with draws
Pearl back-up ring (57) and sub-line back-up ring (46), accordingly the power pelletron (56) in driving gear (5) is outward for bead back-up ring (57)
Side, and bead back-up ring (57) can be up and down along vertical rod (13), sub-line back-up ring (46) is accordingly fixedly arranged on some sub-line wheels (43)
Outside.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611029768.7A CN106395657B (en) | 2016-11-15 | 2016-11-15 | A kind of self-positioning lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611029768.7A CN106395657B (en) | 2016-11-15 | 2016-11-15 | A kind of self-positioning lifting device |
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| Publication Number | Publication Date |
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| CN106395657A true CN106395657A (en) | 2017-02-15 |
| CN106395657B CN106395657B (en) | 2018-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611029768.7A Active CN106395657B (en) | 2016-11-15 | 2016-11-15 | A kind of self-positioning lifting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530236A (en) * | 2019-06-14 | 2019-12-03 | 安徽日飞轴承有限公司 | A kind of rolling bearing outer diameter multi-section measuring device |
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| WO1997038575A1 (en) * | 1996-04-18 | 1997-10-23 | Yuk International Corp. | Smoking device for mosquito-repellent |
| CN1416761A (en) * | 2002-11-04 | 2003-05-14 | 邱林 | Mosquito net elevator with clutch |
| CN1418591A (en) * | 2001-10-08 | 2003-05-21 | 邱林 | Lifting/lowering mechanism for mosquito-net |
| CN1582820A (en) * | 2004-06-15 | 2005-02-23 | 邱林 | Tractor for liftable mosquito net |
| CN204355994U (en) * | 2014-12-15 | 2015-05-27 | 冯耀明 | A kind of balance lifting device |
| CN206336958U (en) * | 2016-11-15 | 2017-07-18 | 冯耀明 | A kind of self-positioning lowering or hoisting gear |
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2016
- 2016-11-15 CN CN201611029768.7A patent/CN106395657B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997038575A1 (en) * | 1996-04-18 | 1997-10-23 | Yuk International Corp. | Smoking device for mosquito-repellent |
| CN1418591A (en) * | 2001-10-08 | 2003-05-21 | 邱林 | Lifting/lowering mechanism for mosquito-net |
| CN1416761A (en) * | 2002-11-04 | 2003-05-14 | 邱林 | Mosquito net elevator with clutch |
| CN1582820A (en) * | 2004-06-15 | 2005-02-23 | 邱林 | Tractor for liftable mosquito net |
| CN204355994U (en) * | 2014-12-15 | 2015-05-27 | 冯耀明 | A kind of balance lifting device |
| CN206336958U (en) * | 2016-11-15 | 2017-07-18 | 冯耀明 | A kind of self-positioning lowering or hoisting gear |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530236A (en) * | 2019-06-14 | 2019-12-03 | 安徽日飞轴承有限公司 | A kind of rolling bearing outer diameter multi-section measuring device |
| CN110530236B (en) * | 2019-06-14 | 2021-04-09 | 安徽日飞轴承有限公司 | Multi-section measuring device for outer diameter of rolling bearing |
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| Publication number | Publication date |
|---|---|
| CN106395657B (en) | 2018-11-20 |
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