CN106419296B - A kind of primary and secondary balance lifting device - Google Patents
A kind of primary and secondary balance lifting device Download PDFInfo
- Publication number
- CN106419296B CN106419296B CN201611021211.9A CN201611021211A CN106419296B CN 106419296 B CN106419296 B CN 106419296B CN 201611021211 A CN201611021211 A CN 201611021211A CN 106419296 B CN106419296 B CN 106419296B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 230000009467 reduction Effects 0.000 claims abstract description 6
- 230000000903 blocking effect Effects 0.000 claims description 26
- 235000014676 Phragmites communis Nutrition 0.000 claims description 16
- 230000007246 mechanism Effects 0.000 claims description 15
- 239000011324 bead Substances 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 241000255925 Diptera Species 0.000 abstract description 33
- 238000009434 installation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 9
- 230000005484 gravity Effects 0.000 description 8
- 230000007423 decrease Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 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
- 230000003670 easy-to-clean Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000077 insect repellent Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C31/00—Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Transmission Devices (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention relates to lifting gear technical fields, refer specifically to a kind of primary and secondary balance lifting device;Including rack, the rack includes top plate and bottom plate, is equipped with central shaft between top plate and bottom plate vertically, and rack is equipped with the clutch lifting gear that driving central shaft moves up and down;The upper, middle and lower portion of the central shaft is equipped with the female wheel component that can be horizontally rotated, driving gear and sub- wheel assembly successively, it is connected with one-way locking device between female wheel component and rack, it is connected with the first unilateral bearing between driving gear and central shaft, the first fixing bearing is connected between sub- wheel assembly and rack, the driving gear is equipped with the transmission component coordinated respectively with sub- wheel assembly, one-way locking device;The combination that the present invention passes through above structure, it realizes that mosquito net, veiling, the balance lifting adjusting of integral support and arbitrary height are parked, facilitates flexible use of the user to mosquito net, the difficulty of installation, dismounting in reduction mosquito net routine use, terminal with compact integral structure is stablized, and has wide range of applications.
Description
Technical field
The present invention relates to lifting gear technical fields, refer specifically to a kind of primary and secondary balance lifting device.
Background technology
Mosquito net is that we spend the common articles for use of hot summer, it can be effectively prevented biting for mosquito.Relative to killing
The use of worm agent and mosquito-repellent incense, mosquito net has many advantages, such as that environmentally protective, healthy and safety, low-carbon are inexpensive.Exist on the market various
The mosquito net of type, such as traditional mosquito net, use Corner Strapped point hang, for another example the mosquito net of mobile edition, by can
Folding frame is supported, both mosquito nets have respective advantage and disadvantage in use, simple in structure but inconvenient.To have
Effect improves the Discussing Convenience of Usage of bednets, and the elevating mechanism of various mosquito nets is operated and given birth to, and greatly facilitates mosquito net in daily
It uses, such as the Chinese invention patent of publication number CN104444885A, it discloses a kind of balance lifting devices, including holder, Gu
Due to the fixing axle on holder, the fixing axle top is equipped with driving mechanism, and fixing axle lower part is equipped with line wheel component, the driving
Clutch is equipped between mechanism and line wheel component, the line wheel component includes several twisted rope disks, the twisted rope disk and clutch
It is equipped with overload separation mechanism between structure, mosquito net balance lifting, the functions such as parked, automatic adjustable balance can be effectively realized.But
The prior art still can not solve the problems, such as mosquito net integral elevating, to the repetition of inconvenient mosquito net, veiling in daily cleaning
Installation question is dismantled, therefore, the existing technology needs to be improved and developed.
Invention content
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of compact-sized, easy to operate
It can effectively realize the balance lifting of mosquito-net body, parked, automatic adjustable balance, and can realize that mosquito net, veiling integral elevating arrive
The appropriate height smoothly touched, greatly easy to clean and installation primary and secondary balance lifting device.
To achieve the goals above, the present invention uses following technical scheme:
A kind of primary and secondary balance lifting device, including rack, the rack include top plate and bottom plate, are passed through between top plate and bottom plate
Several upright bars are fixedly connected;Central shaft is equipped between the top plate and bottom plate vertically, rack is equipped with driving central shaft or more
Mobile clutch lifting gear;The upper, middle and lower portion of the central shaft is equipped with the female wheel component that can be horizontally rotated, driving gear successively
With sub- wheel assembly, it is connected with one-way locking device between female wheel component and rack, drives and be connected with the between gear and central shaft
One unilateral bearing, is connected with the first fixing bearing between sub- wheel assembly and rack, the driving gear be equipped with respectively with sub- wheel
The transmission component that component, one-way locking device coordinate.
According to above scheme, the female wheel component includes cylinder mother's axle and busbar wheel, and cylinder mother's axle is rotationally arranged in
Between busbar wheel and central shaft, the one-way locking device coordinated with busbar wheel is equipped between the upper end and rack of cylinder mother's axle;Institute
The lower end for stating cylinder mother's axle is equipped with lower tray, is connected with spring bearing between lower tray and the upright bar of its surrounding, and lower tray with
Transmission component cooperation is sequentially connected.
According to above scheme, the one-way locking device includes the clutch discs that can be moved up and down along several upright bars, clutch discs
It is equipped with the second unilateral bearing and cylinder mother's axle upper end is fixedly connected with the second unilateral bearing, if being equipped between clutch discs and top plate
Dry support spring;The upper platen coordinated with lower tray is equipped between the clutch discs and busbar wheel, upper platen is solid with cylinder mother's axle
Fixed connection.
According to above scheme, the lower tray is equipped with through-hole, and the lower end of cylinder mother's axle is arranged in the through-hole of lower tray
And it is connected with driving key between cylinder mother's axle and lower tray;Between the upper platen and busbar wheel, between lower tray and busbar wheel
It is equipped with silica gel friction plate.
According to above scheme, the central shaft is equipped with the stroke reed coordinated with clutch discs, and stroke reed is accordingly set
Between cylinder mother's axle lower face and driving gear.
According to above scheme, the clutch lifting gear includes the guiding ring gear being fixedly arranged on bottom plate, the lower end of central shaft
Equipped with the cross bar cooperation that can be equipped with and shift gears along the shift cross bar that guiding ring gear horizontally rotates, between the upper end and top plate of central shaft
Position compression spring.
According to above scheme, the guiding ring gear is equipped with two groups of end to end pressure fluctuating orbits, forces lift rail
Road includes the low level working face set gradually, high-order working face and middle position working face, and low level working face, high-order working face and in
It is respectively connected with smooth transition surface between the working face of position;The both ends of the shift cross bar are arranged in corresponding pressure fluctuating orbit respectively
It is interior, and then make shift cross bar that can be moved up and down along pressure fluctuating orbit when horizontally rotating.
According to above scheme, the transmission component includes several driving levers being arranged along same circumference equi-angularly space, several groups
Bar is arranged in vertically on driving gear, and driving lever upper end is equipped with the one-way driving mechanism coordinated with female wheel component, driving lever lower end and son
Wheel assembly cooperation is sequentially connected.
According to above scheme, the one-way driving mechanism includes that female basin is driven the tip and mainshaft gear linkage basin, female basin transmission
The tip is fixedly arranged on the bottom surface of lower tray, mainshaft gear linkage basin be rotationally arranged in female basin transmission tip rotary motion trace and with drive
Moving gear is fixedly connected, and mainshaft gear, which links, is equipped with the second fixing bearing between basin and central shaft;The mainshaft gear linkage basin
Outer edge surface is equipped with several open slots, and several open slots are arranged along the periphery equidistant interval of mainshaft gear linkage basin, in open slot
Movable blocking arm equipped with eccentric rotation, the upper end of several driving levers, which corresponds, to be arranged in open slot, and driving lever and active catch
The turning end of arm is hinged, and the eccentric end of movable blocking arm is driven tip cooperation with female basin and is driven, and the eccentric end of movable blocking arm and driving
Reduction torsion spring is equipped between gear.
According to above scheme, the sub- wheel assembly includes that circle bobbin shaft and several sub-line wheels, several sub-line wheels are set with successively
On circle bobbin shaft, and the overload separation device that spring and hoodle form is equipped between sub-line wheel and circle bobbin shaft;The center
Axis is rotationally arranged in round bobbin shaft, and the lower end of circle bobbin shaft is equipped with fixed disk, and the upright bar of fixed disk and surrounding, which is fixed, to be connected
It connects, and the first fixing bearing is connected between the lower end of circle bobbin shaft and fixed disk.
According to above scheme, the round bobbin shaft upper end is equipped with linkage disk, and the upper surface for the disk that links is equipped with and several groups
The linkage tip of bar cooperation transmission.
According to above scheme, the rack is equipped with bead baffle ring, and bead baffle ring is corresponding to be movably connected in driving gear
In the upright bar of surrounding, bead baffle ring is arranged for open ring structure, and the upright bar of bead baffle ring opening is equipped with tooth sector, turns to
Dynamic pelletron is connected between gear and driving gear.
According to above scheme, safety plug is equipped in the guiding ring gear, bottom plate is equipped with parked pedestal, and safety plug is worn vertically
It is equipped on parked pedestal and with shift cross bar;The upper end of the safety plug is equipped with positioning pressuring plate, positioning pressuring plate and bottom
Resetting spring is equipped between plate.
The present invention has the beneficial effect that:Structure of the invention is reasonable, and driving gear is moved in reversing mode by centre axis
Cross bar rotation is kept off, shift cross bar is acted on by guiding ring gear and forces up and down with switch operating plane, cross bar of shifting gears under normal conditions
It is limited in the low level working face for forcing fluctuating orbit by positioning compression spring, integrated model is in self-locking equilibrium state at this time;
Drive gear existing four kinds of patterns in different working face work:
First, the driving gear under normality is in low level working face, and driving lever lower end connects with the linkage tip transmission on linkage disk
It connects, busbar wheel realizes reversion locking by one-way locking device;Driving gear band mover line wheel rotating forward makes the account body of mosquito net rise;
After being raised to desired height with account, the external force revocation on gear, the reversal effect that sub-line wheel is generated by account body gravity are driven
Power is conducted to central shaft, shift cross bar and guide gear via driving lever, driving gear and the first unilateral bearing;Due to positioning compression spring
Suppressing action, shift gears cross bar and be oriented to ring gear low level orbital plane between with horizontal direction frictional resistance, reversal effect
Power reaches equilibrium state to realize the self-locking of sub-line wheel with frictional resistance.
Second, driving gear reversion drives the shift cross bar on central shaft to enter low level and works towards high-order working face transition
When face, gear and driving lever is driven to rise therewith, driving lever lower end is detached with sub-line wheel linkage disk, and sub-line wheel can be in the work of account body gravity
With lower reversion to make account body decline;Reversion pulling force on then revocation driving gear, shift cross bar is under positioning compression spring effect
Low level working face is slipped back under automatic, drives gear and driving lever thereon to re-establish drive connection with linkage disk, to make son
Line wheel is relocked.
Third, when sliding tooth wheel is switched to high-order working face, the stroke reed on central shaft pushes cylinder mother's axle to rise, and makes
Upper platen rises with clutch discs along upright bar, upper platen, and separation is to one-way locking device release busbar between busbar wheel, lower tray
Wheel makes it that can be freely rotated in cylinder mother's axle, and veiling, holder and mosquito net is made integrally to fall under gravity;
4th, in the switching of sliding tooth wheel when the working face of position, stroke reed release cylinder mother's axle makes clutch discs decline, and supports bullet
The upper platen downward actuation of spring driving is limited not with lower tray cooperation clamping busbar wheel, at this time busbar wheel by the second unilateral bearing
It can reversion;And the movable blocking arm of driving lever upper end is driven tip engaged transmission with female basin, drives gear rotating forward that can drive busbar wheel at this time
And then veiling holder is promoted to desired height;External pull is cancelled at this time, and cylinder mother's axle is turned by the unidirectional of the second unilateral bearing
Dynamic property makes female wheel component return to self-locking state.
The present invention realizes the up and down balance system adjusting of mosquito-net body, veiling, integral support by the combination of above structure
It is parked with arbitrary height, dismounting installation difficulty when facilitating user to adjust the suspension height of mosquito net entirety, reducing daily cleaning,
Disassembly, cleaning convenience and safety in utilization are improved, terminal with compact integral structure is stable, has wide range of applications.
Description of the drawings
Fig. 1 is the whole interior structural schematic diagram of the present invention;
Fig. 2 is the portions A enlarged structure schematic diagram in Fig. 1;
Fig. 3 is the transmission component part planar structural representation of the present invention;
Fig. 4 is the guiding ring gear and safety pin portion deployed configuration schematic diagram of the present invention;
Fig. 5 is the overload separation device part body schematic diagram of the present invention.
In figure:
1, rack;2, central shaft;3, female wheel component;4, sub- wheel assembly;5, gear is driven;6, one-way locking device;7, it passes
Dynamic component;11, top plate;12, bottom plate;13, upright bar;14, fixed disk;15, resetting spring;21, clutch lifting gear;22, it is oriented to
Ring gear;23, shift cross bar;24, compression spring is positioned;25, fluctuating orbit is forced;26, safety plug;27, parking switch;28, positioning pressure
Plate;29, stroke reed;31, busbar wheel;32, cylinder mother's axle;33, upper platen;34, spring bearing;35, female basin is driven the tip;36,
Driving key;41, the first fixing bearing;42, circle bobbin shaft;43, sub-line wheel;44, link disk;45, link the tip;46, overload separation
Device;51, the first unilateral bearing;52, mainshaft gear linkage basin;53, the second fixing bearing;54, open slot;55, tooth sector;
56, power pelletron;57, bead baffle ring;61, the second unilateral bearing;62, clutch discs;63, support spring;64, lower tray;65, silicon
Glue friction plate;71, driving lever;72, movable blocking arm;73, reduction torsion spring.
Specific implementation mode
Technical scheme of the present invention is illustrated with embodiment below in conjunction with the accompanying drawings.
As shown in Figs 1-4, a kind of primary and secondary balance lifting device, including rack 1, the rack 1 include top plate 11 and bottom plate 12,
It is fixedly connected by several upright bars 13 between top plate 11 and bottom plate 12;It is equipped with center vertically between the top plate 11 and bottom plate 12
Axis 2, rack 1 are equipped with the clutch lifting gear 21 that driving central shaft 2 moves up and down;The upper, middle and lower portion of the central shaft 2 is successively
Equipped with the female wheel component 3, driving gear 5 and sub- wheel assembly 4 that can be horizontally rotated, it is connected between female wheel component 3 and rack 1 unidirectional
Locking device 6 drives and is connected with the first unilateral bearing 51 between gear 5 and central shaft 2, connected between sub- wheel assembly 4 and rack 1
There are the first fixing bearing 41, the driving gear 5 to be equipped with the transmission group coordinated respectively with sub- wheel assembly 4, one-way locking device 6
Part 7;Above-mentioned component constitutes agent structure of the present invention, and frame is fixed on installation top surface based on rack 1 therein, female wheel component
3 and sub- wheel assembly 4 on traction rope be separately connected mosquito net and veiling holder, guiding ring gear 22 in clutch lifting gear 21 drives
Central shaft 2 and driving gear 5 are up and down to switch different operating modes;Specifically, female wheel component 3 rack 1 with
And can horizontally rotate on central shaft 2, due to the limitation of one-way locking device 6, female wheel component 3 is in reversion locking mould under normal conditions
Formula drives gear 5 that female wheel component 3 can be driven to rotate forward when working face in middle level, and veiling, holder and mosquito net is made to increase;Work as one-way lock
When determining the connection between the cut-out of device 6 and female wheel component 3, female wheel component 3 can invert to make veiling holder entire lowering;Normality
Under driving gear 5 be in and remain drives connection between lower layer model, with sub- wheel assembly 4, drive gear 5 by first
The limitation of unilateral bearing 51 cannot invert on central shaft 2, to make sub- wheel assembly 4 keep reversion self-locking state, and sliding tooth
Wheel 5 rotates forward the height that mosquito net can be then promoted with mover wheel assembly 4, is realized after rising to certain height parked;The clutch
The effect of lifting gear 21 is to drive central shaft 2 and drives moving up and down for gear 5, and passes through the anti-of limitation central shaft 2
Turn to realize that the reversion of sub- wheel assembly 4 is parked;The present invention respectively drives female wheel component 3 in effective cooperation by above-mentioned each mechanism
Rotating forward with sub- wheel assembly 4 with realize veiling holder or mosquito net lifting and self-locking equilibrium state under veiling holder and mosquito
Account is parked under arbitrary height.
The female wheel component 3 includes cylinder mother's axle 32 and busbar wheel 31, and cylinder mother's axle 32 is rotationally arranged in busbar wheel
Between 31 and central shaft 2, the one-way locking device 6 coordinated with busbar wheel 31 is equipped between the upper end and rack 1 of cylinder mother's axle 32;
The lower end of the cylinder mother's axle 32 is equipped with lower tray 64, and spring bearing is connected between lower tray 64 and the upright bar 13 of its surrounding
34, and lower tray 64 is sequentially connected with the cooperation of transmission component 7;The lower tray 62 by spring bearing 34 can in rack 1 water
Flat turn is dynamic, and one-way locking device 6 has the characteristic of one-directional rotation in rack 1, when one-way locking device 6 coordinate lower tray 64 with
The connection of busbar wheel 31 realizes that one linkage, busbar wheel 31 can only rotate forward in rack 1, and busbar wheel 31 is in rotation self-locking at this time
State keeps veiling holder parked in residing height in turn, and when driving gear 5 drives lower tray 64 to rotate forward by transmission component 7
When, busbar wheel 31 rotates forward that veiling holder is driven to rise therewith;And busbar wheel 31 is to be rotatably assorted with cylinder mother's axle 32, unidirectionally
Locking device 6 leave lower tray 64 to release and busbar wheel 31 between being linked, busbar wheel 31 can freely invert to
Veiling holder is set to decline under the effect of gravity.
The one-way locking device 6 includes that can be equipped with along the clutch discs 62 that several upright bars 13 move up and down, clutch discs 62
Second unilateral bearing 61 and 32 upper end of cylinder mother's axle is fixedly connected with the second unilateral bearing 61, sets between clutch discs 62 and top plate 11
There are several support springs 63;The upper platen 33 coordinated with lower tray 64, upper pressure are equipped between the clutch discs 62 and busbar wheel 31
Disk 33 is fixedly connected with cylinder mother's axle 32;The clutch discs 62 are connected by hole axle in several upright bars 13, to make it
Can move up and down but cannot rotate in rack 1, cylinder mother's axle 32 by the second unilateral bearing 61 can in clutch discs 62 it is horizontal
Rotation;Support spring 63 drives 62 downward actuation of clutch discs, upper platen 33 to coordinate lower tray 64 that busbar wheel 31 is clamped under normal conditions
It is set to form the female wheel component 3 integrally to link with cylinder mother's axle 32, the lower end of cylinder mother's axle 32 can be positive and negative two-way with lower tray 64
Rotation, and the rotation limitation of the single line of the second unilateral bearing 62 makes busbar wheel 31 be in reversion self-locking state, to make veiling holder
Realize the parked of arbitrary height;And when clutch discs 62 rise the interaction relation for releasing female wheel component 4, busbar wheel 31 can be in cylinder
It is inverted in mother's axle 32, to make veiling holder freely decline under the effect of gravity.
The lower tray 64 is equipped with through-hole, and the lower end of cylinder mother's axle 32 is arranged in the through-hole of lower tray 64 and cylinder is female
Driving key 36 is connected between axis 32 and lower tray 64;Between the upper platen 33 and busbar wheel 31, lower tray 64 and busbar wheel
Silica gel friction plate 65 is equipped between 31;The lower end of the cylinder mother's axle 32 can be arranged in the through-hole of lower tray 64 up or down
Interior, 32 lower end of cylinder mother's axle passes through the through-hole of lower tray 64, and is horizontally rotated with it by driving key 36 and connect, support spring 63
When driving 62 downward actuation of clutch discs, cylinder mother's axle 32 drives upper platen 33 to coordinate lower tray 64 that busbar wheel 31, upper platen is clamped
Silica gel friction plate 65 between 33 and lower tray 64 ensures that the self-locking of one-way locking device 6 is steady for improving frictional drive coefficient
It is qualitative, drive lower tray 64 to rotate forward by transmission component 7 when driving gear 5 rotates forward, torque passes through driving key 36, cylinder mother's axle
32 pass to platen 33, to be clamped and busbar wheel 31 is driven to be rotated forward on the second unilateral bearing 61 and spring bearing 34.
The central shaft 2 is equipped with the stroke reed 29 coordinated with clutch discs 62, and stroke reed 29 is accordingly set to cylinder
Between 32 lower face of mother's axle and driving gear 5;The stroke reed 29 is for driving cylinder mother's axle 32 to rise, to make upper platen
33 and lower tray 64 releasing be linked to the clamping of busbar wheel 31, stroke reed 29 under the driving of clutch lifting gear 21 with
The integrated linkage from top to bottom of central shaft 2 makes veiling holder in weight to coordinate one-way locking device 6 to release the locking to busbar wheel 31
Freely decline under force effect.
The clutch lifting gear 21 includes the guiding ring gear 22 being fixedly arranged on bottom plate 12, and the lower end of central shaft 2 is equipped with can
The shift cross bar 23 horizontally rotated along guiding ring gear 22, is equipped between the upper end and top plate 11 of central shaft 2 and matches with shift cross bar 23
The positioning compression spring 24 of conjunction;The guiding ring gear 22 is equipped with two groups of end to end pressure fluctuating orbits 25, forces fluctuating orbit
25 include the low level working faces set gradually, high-order working face and middle position working face, and low level working face, high-order working face and in
It is respectively connected with smooth transition surface between the working face of position;The both ends of the shift cross bar 23 are arranged in corresponding pressure lift rail respectively
In road 25, and then make shift cross bar 23 that can be moved up and down along pressure fluctuating orbit 25 when horizontally rotating;The clutch lifting dress
The effect for setting 21 is that promotion central shaft 2 and driving gear 5 thereon, the up and down action of stroke reed 29, positioning compression spring 24 are right
Shift cross bar 23 applies downward active force, makes itself and the frictional resistance for being oriented to the generation horizontal direction of ring gear 22, and the friction hinders
Power makes shift cross bar 23 keep stablizing on forcing fluctuating orbit 25 under normal conditions, to make the structure of 2 or more central shaft be in
Self-locking equilibrium state;The reversion of driving gear 5 drives central shaft 2 to rotate, and shift cross bar 23 is along about 25 fluctuating orbit of pressure
Action is transferred to different working faces, and there are Three models, low level works with driving gear 5 to correspond to different working faces for central shaft 2
When making face, the transmission component 7 on gear 5 is driven to be sequentially connected with sub- wheel assembly 4, one-way locking device 6 and clutch lifting gear
21 realize the self-locking balance of female wheel component 3 and sub- wheel assembly 4 respectively;When high-order working face, stroke reed 29 drives monodirectional locking
Device 6 opens locking, makes busbar wheel 31 that can freely invert, while sub- wheel assembly 4 is in state free to rotate;Middle position working face
When, stroke reed 29 falls then one-way locking device 6 after rise and busbar wheel 31 is locked integrated linkage, and transmission component 7 drives busbar wheel 31
It rotates forward and realizes and promoted, and drive the stop operating then one-way locking device 6 of gear 5 that the reversion to busbar wheel 31 is kept to limit, to
Realize the parked purpose of veiling holder.
As shown in Figure 2 and Figure 3, the transmission component 7 includes several driving levers 71 along the setting of same circumference equi-angularly space, if
Dry driving lever 71 is arranged in vertically on driving gear 5, and 71 upper end of driving lever is equipped with the one-way driving mechanism coordinated with female wheel component 3, is dialled
71 lower end of bar is sequentially connected with the cooperation of sub- wheel assembly 4;The driving gear 5 is in low level working face, driving lever in the initial state
In connection off-state between the one-way driving mechanism and lower tray 64 of 71 upper ends, when driving gear 5 is in clutch lifting gear
When rising under 21 drive, driving lever 71 is sequentially connected by one-way driving mechanism and lower tray 64, to drive gear 5 to drive certainly
Female wheel component 3 under lock status rotates forward, and gear 5 is driven to invert the then one-way driving mechanism failure of switch operating face, busbar assembly 3
Self-locking state is kept not inverted with driving gear 5.
The one-way driving mechanism includes that female basin is driven the tip 35 and mainshaft gear linkage basin 52, and female basin transmission tip 35 is fixedly arranged on
On the bottom surface of lower tray 64, mainshaft gear linkage basin 52 be rotationally arranged in female basin transmission 35 rotary motion trace of the tip and with driving
Gear 5 is fixedly connected, and mainshaft gear, which links, is equipped with the second fixing bearing 53 between basin 52 and central shaft 2;The mainshaft gear connection
Dynamic basin 52 and driving 5 integrally connected of gear, the second fixing bearing 53 is two-way bearing, and mainshaft gear linkage basin 52 and second is solid
Dead axle, which holds 53, will not change the transmission direction of the first unilateral bearing 51, therefore can be improved between driving gear 5 and central shaft 2
Bonding strength and transmission stability.
Mainshaft gear linkage 52 outer edge surface of basin is equipped with several open slots 54, and several open slots 54 join along mainshaft gear
The periphery equidistant interval setting of dynamic basin 52, is equipped with the movable blocking arm 72 of eccentric rotation in open slot 54, several driving levers 71 it is upper
End corresponds and is arranged in open slot 54, and driving lever 71 and the turning end of movable blocking arm 72 are hinged, the bias of movable blocking arm 72
End is driven the cooperation of the tip 35 with female basin and is driven, and is equipped with reduction torsion spring 73 between the eccentric end of movable blocking arm 72 and driving gear 5;Institute
Driving gear 5 is stated in middle position working face, mainshaft gear link basin 52,71 upper end of driving lever movable blocking arm 72 be in female basin and be driven
In 35 rotary motion trace of the tip, movable blocking arm 72 eccentric rotary counterclockwise, the eccentric end of movable blocking arm 72 can be existed centered on driving lever 71
When the outside of open slot 54, the movable diameter of the eccentric end of movable blocking arm 72 on mainshaft gear linkage basin 52 is maximum and more than mother
Basin is driven the rotational trajectory diameter of the tip 35, and then movable blocking arm 72 contradicts and pushes female basin transmission tip 35 rotation of driving gear 5 therewith
Rotation, the busbar wheel 31 to drive lower tray 64 and link with it rotate forward;When driving gear 5 is transitioned into from low level working face
During middle position working face, there are two kinds of contact situations between movable blocking arm 72 and female basin transmission tip 35, first, movable blocking arm
72 eccentric end upper surface is rotating the female basin transmission tip 35 of touching, and the reduction torsion spring 73 on movable blocking arm 72 is compressed to make mother
The basin transmission tip 35 is slipped in 72 upper surface of movable blocking arm;Second, movable blocking arm 72 turns in the rotational plane that female basin is driven the tip 35
It moves, movable blocking arm 72 is transferred under the blocking that female basin is driven the tip 35 in open slot 54 clockwise, drives the reversion of gear 5 and mother at this time
Without drive connection on wheel assembly 3, to drive 21 switching working mode of clutch lifting gear.
As shown in Figure 1, shown in Figure 5, the sub- wheel assembly 4 includes circle bobbin shaft 42 and several sub-line wheels 43, several sub-line wheels 43
It is sleeved on successively on round bobbin shaft 42, and is equipped with the overload separation that spring and hoodle form between sub-line wheel 43 and circle bobbin shaft 42
Device 46;The central shaft 2 is rotationally arranged in round bobbin shaft 42, and the lower end of circle bobbin shaft 42 is equipped with fixed disk 14, Gu
Price fixing 14 is fixedly connected with the upright bar 13 of surrounding, and is connected with the first fixing axle between the lower end of circle bobbin shaft 42 and fixed disk 14
Hold 41;First fixing bearing 41 is two-way bearing, and sub-line wheel 43 is rotating with central shaft 2, therefore sub-line wheel 43
With circle bobbin shaft 42 one can on fixed disk 14 Double-directional rotary, driving gear 5 71 lower end of driving lever and son in low level working face
Wheel assembly 4 is sequentially connected, and driving gear 5 rotates forward each tie point for then driving several rotations of sub-line wheel 43 to promote mosquito net, and if
Dry sub-line wheel 43 is connected to by overload separation device 46 on round bobbin shaft 42, when card line problem occurs in any tie point of mosquito net
Or when reaching the limit of height, overload separation device 46 disconnects the connection of corresponding sub-line wheel 43 and circle bobbin shaft 42, if to realize
Corrdinated adjustment function between dry sub-line wheel 43;When mosquito net is integrally promoted to desired height, the gravity of several sub-line wheels 43 is made
Firmly by driving gear 5, central shaft 2 to pass to clutch lifting gear 21, hindered by positioning the pivoting friction that compression spring 24 provides
Power realizes the locking of sub- wheel assembly 4, to realize parked function of the mosquito net 81 on arbitrary height.
42 upper end of round bobbin shaft is equipped with linkage disk 44, and the upper surface of linkage disk 44 is equipped with to be coordinated with several driving levers 71
The linkage tip 45 of transmission, the linkage disk 44 realize transmission, structural principle and mother by the cooperation of the linkage tip 45 and driving lever 71
The basin transmission tip 35 is identical therefore does not repeat herein.
Operation principle:
Under normal conditions, shift cross bar 23 is on the low level working face for forcing fluctuating orbit 25, and positioning compression spring 24 is to shift
Cross bar 23 applies pressure to make it generate pivoting friction resistance, and shift cross bar 23, which is steadily in, to be forced in fluctuating orbit 25
In low level working face, prevent central shaft 2 from rotating, drives the driving lever 71 on gear 5 to be in sub- wheel assembly 4 at this time and be sequentially connected
State, since the first unilateral bearing 51 prevents driving gear 5 from being inverted on central shaft 2, the gravity of several sub-line wheels 43 inverts
Active force is conducted to via circle bobbin shaft 42, linkage disk 44, the linkage tip 45, driving lever 71, driving gear 5, the first unilateral bearing 51
Central shaft 2, and central shaft 2 is limited said mechanism is made to be in self-locking equilibrium state by the frictional resistance of shift cross bar 23, makes mosquito
Account is parked in residing height.
Meanwhile the support spring 63 applies clutch discs 62 downward pressure, upper platen 33 coordinates lower tray 64 to clamp
Busbar wheel 31, at this time busbar wheel 31 and upper platen 33, lower tray 64, circle bobbin shaft 42 form integrated linkage structure, due to circle
There is the second unilateral bearing 61 of one-directional rotation, above-mentioned linkage structure is in clutch discs 62 between bobbin shaft 42 and clutch discs 62
It cannot invert, to make the veiling holder that busbar wheel 31 connects be parked in residing height.
The central shaft 2 and driving gear 5 thereon, mainshaft gear linkage basin 52, driving lever 71, the first unilateral bearing 51
The centre shaft of the present invention is constituted with the second fixing bearing 53, shift cross bar 23 is matched with ring gear 22 is oriented to when driving gear 5 inverts
The up and down action for realizing centre shaft is closed, to switch the working face of driving gear 5 and driving lever 71;Cross bar 23 of shifting gears is being forced to rise
When dropping parked in low level working face, high-order working face, middle position working face and the excessive plane of track 25, driving gear 5 is in
There are four types of operating modes for tool in mandrel 2:
First, the driving gear 5 under normality is in low level working face, and 71 lower end of driving lever and the linkage tip 45 of linkage disk 44 pass
Dynamic connection, driving gear 5 can drive driving lever 71, the linkage tip 45, linkage disk 44, circle bobbin shaft 42 and several sub-line wheels 43 successively
It rotates forward, makes each tie point of mosquito net 81 while rising to desired height.
Second, when shift cross bar 23 is worked from low level towards high-order working face transition, gear 5 and driving lever 71 is driven to rise,
Driving lever 71 is detached with the linkage tip 45 during this, and sub-line wheel 43 loses restraining force, is rotated in the case where gravity pulls, and mosquito-net body is with leading
Messenger declines;When active force is cancelled, shift cross bar 23 is slid on intermediate incline by the pressure of positioning compression spring 24 and is returned to automatically
Low level working face, sub-line wheel 43 are locked again.
Third, when driving gear 5 is switched to high-order working face, the stroke reed 29 on central shaft 2 pushes cylinder mother's axle 32
Rise, so that platen 33 is climbed away lower tray 64 along upright bar 13 with clutch discs 62, busbar wheel 31 is free to rotate in weight
Fall veiling holder under force effect.
4th, when shift cross bar 23 is in middle position working face, 29 downward actuation of stroke reed makes cylinder mother's axle 32 fall back to
Elemental height, upper platen 33 and the cooperation clamping busbar of lower tray 64 wheel 31, driving lever 71 passes through on movable blocking arm 72 and lower tray 64
Female basin transmission tip 35 be sequentially connected, driving gear 5, which rotates forward, to be driven busbar wheel 31 and then promotes veiling holder to desired height;It removes
After selling the pulling force to driving gear 5, cylinder mother's axle 32 makes female wheel component 3 return by the one-directional rotation of the second unilateral bearing 61
To self-locking state.
The present invention is by the combination of above structure, it can be achieved that the lift adjustment and arbitrary height of mosquito net and veiling holder
It is parked, facilitate flexible use of the user to mosquito net, improves disassembly, cleaning convenience and safety in utilization, terminal with compact integral structure are steady
Determine, have a wide range of application.
The rack 1 is equipped with bead baffle ring 57, and bead baffle ring 57 is corresponding to be movably connected in the vertical of driving 5 surrounding of gear
On bar 13, bead baffle ring 57 is scope of activities of the open ring structure setting for limiting power pelletron 56, prevents it from misplacing and overflowing
Go out;The upright bar 13 of 57 opening of bead baffle ring is equipped with tooth sector 55, is connected between tooth sector 55 and driving gear 5 dynamic
Power pelletron 56, the power pelletron 56 drive 5 forward or reverse of gear for pulling manually, realize the liter of mosquito net, veiling holder
Drop operation.
Safety plug 26 is equipped in the guiding ring gear 22, bottom plate 12 is equipped with parked pedestal 27, and safety plug 26 is worn vertically
It is equipped on parked pedestal 27 and with shift cross bar 23;The upper end of the safety plug 26 is equipped with positioning pressuring plate 28, positioning pressure
Resetting spring 15 is equipped between plate 28 and bottom plate 12;The safety plug 26 is used to limit the inordinate rotation of shift cross bar 23, especially
It is when cross bar 23 of shifting gears switches from low level work towards middle position working face, limitation shift cross bar 23 is directly entered high-order working face
Cause the transmission mode mistake of driving gear 5.
The above is only the better embodiment of the present invention, therefore all constructions according to described in present patent application range,
The equivalent change or modification that feature and principle are done, is included within the scope of present patent application.
Claims (9)
1. a kind of primary and secondary balance lifting device, including rack (1), the rack (1) includes top plate (11) and bottom plate (12), top plate
(11) it is fixedly connected by several upright bars (13) between bottom plate (12);It is characterized in that:The top plate (11) and bottom plate (12)
Between be equipped with central shaft (2) vertically, rack (1) is equipped with the clutch lifting gear (21) that driving central shaft (2) moves up and down;
The upper, middle and lower portion of the central shaft (2) is equipped with the female wheel component (3) that can be horizontally rotated, driving gear (5) and sub- wheel assembly successively
(4), one-way locking device (6) is connected between female wheel component (3) and rack (1), between driving gear (5) and central shaft (2)
It is connected with the first unilateral bearing (51), the first fixing bearing (41), the drive are connected between sub- wheel assembly (4) and rack (1)
Moving gear (5) is equipped with the transmission component (7) coordinated respectively with sub- wheel assembly (4), one-way locking device (6);
The female wheel component (3) includes cylinder mother's axle (32) and busbar wheel (31), and cylinder mother's axle (32) is rotationally arranged in mother
It is equipped between line wheel (31) and central shaft (2), between the upper end and rack (1) of cylinder mother's axle (32) and coordinates with busbar wheel (31)
One-way locking device (6);The lower end of the cylinder mother's axle (32) is equipped with lower tray (64), the upright bar of lower tray (64) and its surrounding
(13) spring bearing (34) is connected between, and lower tray (64) is sequentially connected with transmission component (7) cooperation;
The central shaft (2) is equipped with the stroke reed (29) coordinated with clutch discs (62), and stroke reed (29) is accordingly set to
Between cylinder mother's axle (32) lower face and driving gear (5);
The clutch lifting gear (21) includes the guiding ring gear (22) being fixedly arranged on bottom plate (12), and the lower end of central shaft (2) is set
Have can along being oriented to ring gear (22) the shift cross bar (23) that horizontally rotate, between the upper end and top plate (11) of central shaft (2) equipped with
The positioning compression spring (24) that cross bar (23) of shifting gears coordinates;
The guiding ring gear (22) is equipped with two groups of end to end pressure fluctuating orbits (25), and pressure fluctuating orbit (25) includes
Low level working face, high-order working face and the middle position working face set gradually, and low level working face, high-order working face and the work of middle position
Smooth transition surface is respectively connected between face;The both ends of the shift cross bar (23) are arranged in corresponding pressure fluctuating orbit respectively
(25) in, and then make shift cross bar (23) that can be moved up and down along pressure fluctuating orbit (25) when horizontally rotating.
2. primary and secondary balance lifting device according to claim 1, it is characterised in that:The one-way locking device (6) includes can
The clutch discs (62) moved up and down along several upright bars (13), clutch discs (62) are equipped with the second unilateral bearing (61) and cylinder mother's axle
(32) upper end is fixedly connected with the second unilateral bearing (61), and several support springs are equipped between clutch discs (62) and top plate (11)
(63);The upper platen (33) coordinated with lower tray (64), upper platen are equipped between the clutch discs (62) and busbar wheel (31)
(33) it is fixedly connected with cylinder mother's axle (32).
3. primary and secondary balance lifting device according to claim 2, it is characterised in that:The lower tray (64) is equipped with through-hole,
The lower end of cylinder mother's axle (32) is arranged in the through-hole of lower tray (64) and is connected between cylinder mother's axle (32) and lower tray (64)
There is driving key (36);It is equipped between the upper platen (33) and busbar wheel (31), between lower tray (64) and busbar wheel (31)
Silica gel friction plate (65).
4. primary and secondary balance lifting device according to claim 1, it is characterised in that:The transmission component (7) includes several edges
The driving lever (71) of same circumference equi-angularly space setting, several driving levers (71) are arranged in vertically on driving gear (5), on driving lever (71)
End is equipped with the one-way driving mechanism coordinated with female wheel component (3), and driving lever (71) lower end is sequentially connected with sub- wheel assembly (4) cooperation.
5. primary and secondary balance lifting device according to claim 4, it is characterised in that:The one-way driving mechanism includes that female basin passes
The dynamic tip (35) and mainshaft gear linkage basin (52), female basin transmission tip (35) are fixedly arranged on the bottom surface of lower tray (64), mainshaft gear
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 shaft
The second fixing bearing (53) is equipped between gear-linked basin (52) and central shaft (2);Described mainshaft gear linkage basin (52) outer rim
Face is equipped with several open slots (54), and several open slots (54) are arranged along the periphery equidistant interval of mainshaft gear linkage basin (52),
The movable blocking arm (72) of eccentric rotation is equipped in open slot (54), the upper end of several driving levers (71), which corresponds, is arranged in opening
In slot (54), and driving lever (71) and the turning end of movable blocking arm (72) are hinged, and the eccentric end of movable blocking arm (72) is driven with female basin
The tip (35) cooperation transmission, and it is equipped with reduction torsion spring (73) between the eccentric end and driving gear (5) of movable blocking arm (72).
6. primary and secondary balance lifting device according to claim 1, it is characterised in that:The sub- wheel assembly (4) includes cylinder
Axis (42) and several sub-line wheels (43), several sub-line wheels (43) are sleeved on successively on round bobbin shaft (42), and sub-line wheel (43) with
The overload separation device (46) that spring and hoodle form is equipped between circle bobbin shaft (42);The central shaft (2) is rotationally worn
In circle bobbin shaft (42), the lower end of circle bobbin shaft (42) is equipped with fixed disk (14), the upright bar of fixed disk (14) and surrounding
(13) it is fixedly connected, and the first fixing bearing (41) is connected between the lower end of circle bobbin shaft (42) and fixed disk (14).
7. primary and secondary balance lifting device according to claim 6, it is characterised in that:Round bobbin shaft (42) upper end is equipped with connection
Moving plate (44), the upper surface of linkage disk (44) are equipped with the linkage tip (45) with several driving levers (71) cooperation transmission.
8. primary and secondary balance lifting device according to claim 1, it is characterised in that:The rack (1) is equipped with bead baffle ring
(57), bead baffle ring (57) is corresponding is movably connected in the upright bar (13) of driving gear (5) surrounding, and bead baffle ring (57) is to open
The upright bar (13) of choma structure setting, bead baffle ring (57) opening is equipped with tooth sector (55), tooth sector (55) and drive
Dynamic pelletron (56) is connected between moving gear (5).
9. primary and secondary balance lifting device according to claim 1, it is characterised in that:Insurance is equipped in the guiding ring gear (22)
Sell (26), bottom plate (12) be equipped with parked pedestal (27), safety plug (26) be arranged in vertically on parked pedestal (27) and with shift
Cross bar (23) is equipped with;The upper end of the safety plug (26) is equipped with positioning pressuring plate (28), positioning pressuring plate (28) and bottom plate (12)
Between be equipped with resetting spring (15).
Priority Applications (1)
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CN201611021211.9A CN106419296B (en) | 2016-11-15 | 2016-11-15 | A kind of primary and secondary balance lifting device |
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CN201611021211.9A CN106419296B (en) | 2016-11-15 | 2016-11-15 | A kind of primary and secondary balance lifting device |
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CN106419296A CN106419296A (en) | 2017-02-22 |
CN106419296B true CN106419296B (en) | 2018-11-13 |
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CN201611021211.9A Active CN106419296B (en) | 2016-11-15 | 2016-11-15 | A kind of primary and secondary balance lifting device |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5481769A (en) * | 1993-01-15 | 1996-01-09 | Dewert Antriebs- U. Systemtechnik Gmbh & Co Kg | Lifting apparatus |
CN1416761A (en) * | 2002-11-04 | 2003-05-14 | 邱林 | Mosquito net elevator with clutch |
CN104444885A (en) * | 2014-12-15 | 2015-03-25 | 冯耀明 | Balanced lifting device |
CN205575515U (en) * | 2016-01-20 | 2016-09-14 | 徐州工程学院 | Lifting device for towed mosquito net of lifting rope |
CN206423864U (en) * | 2016-11-15 | 2017-08-22 | 冯耀明 | A kind of primary and secondary balance lifting device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7047991B2 (en) * | 2002-12-10 | 2006-05-23 | J.T. Posey Company | Bed enclosure |
-
2016
- 2016-11-15 CN CN201611021211.9A patent/CN106419296B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5481769A (en) * | 1993-01-15 | 1996-01-09 | Dewert Antriebs- U. Systemtechnik Gmbh & Co Kg | Lifting apparatus |
CN1416761A (en) * | 2002-11-04 | 2003-05-14 | 邱林 | Mosquito net elevator with clutch |
CN104444885A (en) * | 2014-12-15 | 2015-03-25 | 冯耀明 | Balanced lifting device |
CN205575515U (en) * | 2016-01-20 | 2016-09-14 | 徐州工程学院 | Lifting device for towed mosquito net of lifting rope |
CN206423864U (en) * | 2016-11-15 | 2017-08-22 | 冯耀明 | A kind of primary and secondary balance lifting device |
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Effective date of registration: 20201201 Address after: 221000 No.16, Xincun Road, industrial park, Tushan Town, Pizhou City, Xuzhou City, Jiangsu Province Patentee after: Jiangsu Shengshi Yingtai Intelligent Equipment Technology Co.,Ltd. Address before: Foshan City, Guangdong province 528500 city streets Gaoming District Taihe Garden No. 106 IKEA Road Patentee before: Feng Yaoming |