CN208345682U - Link lifting device - Google Patents
Link lifting device Download PDFInfo
- Publication number
- CN208345682U CN208345682U CN201820990518.8U CN201820990518U CN208345682U CN 208345682 U CN208345682 U CN 208345682U CN 201820990518 U CN201820990518 U CN 201820990518U CN 208345682 U CN208345682 U CN 208345682U
- Authority
- CN
- China
- Prior art keywords
- scissors
- stage
- type lifting
- lifting
- appearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of linkage lifting devices, including scissors-type lifting, further includes: beam vertical lifting mechanism of appearing on the stage, the beam connection of appearing on the stage of appear on the stage beam vertical lifting mechanism and the scissors-type lifting.The beneficial effects of the utility model are: the utility model on scissors-type lifting by being arranged beam vertical lifting mechanism of appearing on the stage, so that scissors-type lifting is in preliminary promoted, the power-equipment of scissors-type lifting can be assisted, to improve the loading capacity of scissors-type lifting.
Description
Technical field
The utility model relates to lifting device technical field more particularly to a kind of linkage lifting devices.
Background technique
In existing crossing type lifting apparatus, lifting device is generally made of beam of appearing on the stage, leave from office beam and scissor arms, is being risen
Falling unit appears on the stage beam during rising from bottom to top, often biggish power is needed to appear on the stage to lift in preliminary raising
Beam, after lifting with beam of appearing on the stage, power required for raising is also gradually reduced, and is providing power using traditional hydraulic cylinder for it
When, the hydraulic cylinder of relatively high power motor and larger specification is generally required, while beam of entirely appearing on the stage during raising plays raising speed
It spends not at the uniform velocity.
Utility model content
To solve in the prior art, there are needing biggish power when raising in the lifting device that links, while in raising mistake
Cheng Zhong, appear on the stage beam lifting velocity not at the uniform velocity the technical issues of, the technical solution of the utility model is as follows:
Link lifting device, including scissors-type lifting, further includes: beam vertical lifting mechanism of appearing on the stage, beam of appearing on the stage vertically rise
The beam connection of appearing on the stage of descending mechanism and scissors-type lifting.
In the technical scheme, above-mentioned beam vertical lifting mechanism of appearing on the stage includes Worm gear feed screw elevator and positioning screw hole, snail
The fuselage of wheel screw lift is fixedly connected with the beam of appearing on the stage of scissors-type lifting, and positioning screw hole is provided with scissors-type lifting
On leave from office beam, consistency from top to bottom is arranged the screw rod of positioning screw hole and Worm gear feed screw elevator in the vertical direction.
In the technical scheme, above-mentioned beam vertical lifting mechanism of appearing on the stage further include: guide housing, guide housing are mounted on scissors liter
On the leave from office beam of descending mechanism, in horn-like, the aperture on the guide housing is aligned with positioning screw hole to be connect the guide housing.
In the technical scheme, above-mentioned beam vertical lifting mechanism of appearing on the stage further include: vertical lifting mechanism drive shaft, it is vertical to rise
Descending mechanism drive shaft one end is connect with electromagnetic clutch, and the other end is connect with Worm gear feed screw elevator.
In the technical scheme, among the above the screw rod length of Worm gear feed screw elevator be less than scissors-type lifting beam of appearing on the stage
Length of perpendicular between leave from office beam.
In the technical scheme, among the above scissors-type lifting appear on the stage it is double by one group or more between beam and leave from office beam
Scissor arms connection, the double shear yoke include the first connection inflection point, and gearbox, the speed change is arranged in the first connection inflection point
Case is also connect with scissors-type lifting driving lead screw.
In the technical scheme, double shear yoke further includes the second connection inflection point among the above, solid in the second connection inflection point
Surely buffering nut is connected, the buffering nut is socketed on the shaft of scissors-type lifting driving lead screw, with scissors-type lifting
Driving lead screw shaft is slidably connected.
In the technical scheme, screw thread, the scissors liter are set on the shaft of scissors-type lifting driving lead screw among the above
Descending mechanism driving lead screw is threadedly coupled with buffering nut；The buffering nut includes nut cap and inner nut；The nut cap set
Drive lead screw outer wall set on scissors-type lifting, the inner nut is set in nut cap, inner nut and scissors fork elevating lead screw it
Between cushion chamber is set.
It in the technical scheme, among the above further include driving device, the driving device includes that driving motor and gear pass
Motivation structure, the driving motor drive lead screw and Worm gear feed screw elevator with scissors-type lifting respectively by gear drive
It is drivingly connected.
Compared with prior art, its advantages are as follows:
1, the utility model on scissors-type lifting by being arranged beam vertical lifting mechanism of appearing on the stage, so that shear-type elevator
Structure can assist the power-equipment of scissors-type lifting, to improve the loading capacity of scissors-type lifting in preliminary promoted.
2, make the beam of appearing on the stage of entire scissors-type lifting more stable when rising by beam vertical lifting mechanism of appearing on the stage.
Detailed description of the invention
Fig. 1 is the overall structure diagram of linkage lifting device in the utility model；
Fig. 2 is the driving device structure schematic diagram of linkage lifting device in the utility model；
Fig. 3 is the partial structural diagram of linkage lifting device in the utility model；
Fig. 4 is the external structure schematic diagram of buffering nut in linkage lifting device in the utility model；
Fig. 5 is the sectional view of buffering nut in linkage lifting device in the utility model.
In figure, 1, beam of appearing on the stage；2, leave from office beam；3, Worm gear feed screw elevator；4, positioning screw hole；5, guide housing；6, double shear is pitched
Arm；7, the first connection inflection point；8, scissors-type lifting drives lead screw；9, the second connection inflection point；10, driving motor；11, vertical to rise
Descending mechanism drives screw rod；12, buffering nut；12-1, nut cap；12-2, inner nut；12-3, cushion chamber；13, gearbox；14,
Electromagnetic clutch；15, vertical lifting mechanism drive shaft.
Specific embodiment
Below in conjunction with the attached drawing of the utility model, the technical solution of the utility model is clearly and completely described.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, fall within the protection scope of the utility model.
Embodiment 1:
As shown in Figure 1, linkage lifting device, including scissors-type lifting, further includes: beam vertical lifting mechanism of appearing on the stage, institute
State the connection of beam 1 of appearing on the stage of appear on the stage beam vertical lifting mechanism and scissors-type lifting.
In the present embodiment, beam vertical lifting mechanism of appearing on the stage can be hydraulic cylinder, be also possible to electric pushrod or other
With the constructional device that the beam that will appear on the stage lifts, when in use, the piston rod of the push rod of electric pushrod either hydraulic cylinder with cut
The connection of beam 1 of appearing on the stage of formula elevating mechanism, push rod or piston rod provide power for beam of appearing on the stage when beam 1 of appearing on the stage moves up.
Embodiment 2:
As shown in Figures 1 and 3, in contrast to embodiment 1, the present embodiment optimizes beam vertical lifting mechanism of appearing on the stage, beam of appearing on the stage
Vertical lifting mechanism includes Worm gear feed screw elevator 3 and positioning screw hole 4, the fuselage and shear-type elevator of Worm gear feed screw elevator 3
The beam 1 of appearing on the stage of structure is fixedly connected, and positioning screw hole 4 is provided on the leave from office beam 2 of scissors-type lifting, positioning screw hole 4 and worm gear silk
Consistency from top to bottom is arranged the screw rod 11 of bar elevator 3 in the vertical direction.
In the present embodiment, the fuselage of Worm gear feed screw elevator 3 is fixedly connected with the beam 1 of appearing on the stage of scissors-type lifting, fixed
Position screw hole 4 can cooperate with the screw rod 11 of Worm gear feed screw elevator 3, when in use, when the beam 1 of appearing on the stage of scissors-type lifting does not have
When having lifting, the positioning screw hole 4 on the screw rod 11 of Worm gear feed screw elevator 3 and the leave from office beam 2 of scissors-type lifting cooperates, when cutting
When the beam 1 of appearing on the stage of formula elevating mechanism lifts, electromagnetic clutch 14 is closed, and vertical lifting mechanism drive shaft 15 drives and Worm gear feed screw
The nut rotation that the screw rod 11 of elevator 3 cooperates passes through screw rod 11 and positioning so that screw rod 11 be made to be subjected to displacement in vertical direction
The beam 1 of appearing on the stage of the interaction support scissors-type lifting of screw hole 4 lifts, in this way by beam vertical lifting mechanism of appearing on the stage, so that
Lifting device link in preliminary promoted, undertakes equipment integral device and rises act load, assist the power-equipment of scissors-type lifting,
To improve the loading capacity of scissors-type lifting.
Embodiment 3:
As shown in Figures 1 and 3, in contrast to embodiment 2, the present embodiment optimizes beam vertical lifting mechanism of appearing on the stage, beam of appearing on the stage
Vertical lifting mechanism further include: guide housing 5, guide housing 5 are mounted on the leave from office beam 2 of scissors-type lifting, and the guide housing 5 is in
Horn-like, the aperture on guide housing 5 is aligned with positioning screw hole 4 to be connect.
In the present embodiment, due to the beam 1 of appearing on the stage of scissors-type lifting, when declining falling, it may appear that Worm gear feed screw liter
The case where screw rod 11 of drop machine 3 and 4 misalignment of positioning screw hole, so when in use, for convenience by Worm gear feed screw elevator 3
Screw rod 11 is aligned with positioning screw hole 4, therefore guide housing 5 is arranged, so that scissors-type lifting appears on the stage beam 1 when declining falling, energy
Accurately it is used cooperatively with positioning screw hole 4.
Embodiment 4:
In contrast to embodiment 2, the present embodiment optimizes Worm gear feed screw elevator 3, the screw rod length of Worm gear feed screw elevator 3
Less than the length of perpendicular of scissors-type lifting appeared on the stage between beam 1 and leave from office beam 2.
In the present embodiment, 11 length of screw rod of Worm gear feed screw elevator 3 appears on the stage beam 1 under less than scissors-type lifting
On the one hand the reason of length of perpendicular between platform beam 2, in this way setting 11 length of screw rod is energy saving.Lifting initial stage, due to double
Scissor arms 6 and scissors-type lifting driving 8 angle of lead screw are too small, use worm gear silk using the power ratio that the lifting of double shear yoke 6 needs
The power of bar elevator is big, so making its angle become larger using Worm gear feed screw elevator lifting a distance, so that double shear be made to pitch
Arm 6 can work normally, this when, be to flog a dead horse if Worm gear feed screw elevator works on.Meanwhile if entirely
Linkage lifting device only uses Worm gear feed screw elevator, and four vertical screw rods can not make vehicle-carrying plate keep stablizing, screw rod meeting
It deforms.On the other hand the problem of can also being avoided that screw rod 11 is too long, screw rod 11 is caused to be easy by bending, it ensure that silk
The service life of bar 11.
Embodiment 5:
As shown in Figure 1, the present embodiment optimizes scissors-type lifting in contrast to embodiment 2, scissors-type lifting is appeared on the stage
It being connected between beam 1 and leave from office beam 2 by one group or more of double shear yoke 6, the double shear yoke 6 includes the first connection inflection point 7, the
Gearbox 13 is set in one connection inflection point 7, and gearbox 13 is also connect with scissors-type lifting driving lead screw 8.
In the present embodiment, the connection of double shear yoke 6 is constituted with two criss-cross scissor arms, two cross scissors
The tie point of arm is connection inflection point, and one end of scissors-type lifting driving lead screw 8 connect inflection point 7 with first and is fixedly connected, passes through
Power is acted on and drives lead screw 8 to scissors-type lifting, so that scissors-type lifting driving lead screw 8 pulls the first connection inflection point 7, into
And making the rise of beam 1 of appearing on the stage of scissors-type lifting, there are many modes for controlling scissors-type lifting driving lead screw 8 here, can
To be controlled by hydraulic cylinder, can also be controlled by motor.
Embodiment 6:
As shown in Figures 1 and 3, in contrast to embodiment 5, the present embodiment optimizes double shear yoke 6, and double shear yoke 6 further includes
Second connects inflection point 9, is fixedly connected with buffering nut 12 in the second connection inflection point 9, the buffering nut 12 is socketed in scissor lift
Mechanism drives on the shaft of lead screw 8, is slidably connected with scissors-type lifting driving 8 shaft of lead screw.
In the present embodiment, the effect of buffering nut is: at lifting initial stage, vertical lifting mechanism and scissors fork elevating mechanism are same
When work, but the ramp rate of the two is inconsistent, and the stage in the early stage, and the ramp rate of scissor arms is greater than vertical conveyor,
So buffering nut is arranged in scissors mechanism, the ramp rate of the two is adjusted.
Embodiment 7:
In contrast to embodiment 6, the present embodiment optimizes double shear yoke 6, drives and screw thread, scissors are arranged on the shaft of lead screw 8
Elevating mechanism driving lead screw 8 is threadedly coupled with buffering nut 12.
In the present embodiment, it is driven by scissors-type lifting and screw thread is set on the shaft of lead screw 8, be connected through a screw thread and match
Close the effect of gearbox 13, so that the present apparatus when in use, has the advantage that firstly, regulating and controlling by the effect of screw thread
Scissors-type lifting drives the shift motion of lead screw 8, so that the mobile amount of beam 1 of appearing on the stage of scissors-type lifting is more accurate,
It is secondary to drive lead screw 8 to be threadedly coupled with buffering nut 12 by scissors-type lifting, so that the beam 1 of appearing on the stage of entire scissors-type lifting
It when moving can be more stable.The scissors-type lifting that this equipment uses drives lead screw 8, itself has self-locking function, guarantees
Safety during equipment operation！
Embodiment 8:
As shown in Fig. 2, the present embodiment is additionally arranged driving device in contrast to embodiment 7, the driving device includes driving electricity
Machine 10 and gear drive, the driving motor 10 drive lead screw 8 with scissors-type lifting respectively by gear drive
It is drivingly connected with Worm gear feed screw elevator 3.
In the present embodiment, as shown, scissors-type lifting driving lead screw 8 and Worm gear feed screw elevator 3 pass through drive
Dynamic device is driven.
Embodiment 9:
As shown in Fig. 2, the present embodiment optimizes buffering nut 12 in contrast to embodiment 8, buffering nut 12 includes nut cap
12-1 and inner nut 12-2；Nut cap 12-1 is sheathed on scissors-type lifting driving 8 outer wall of lead screw, and inner nut 12-2 is set to spiral shell
In mother's lid 12-1, cushion chamber 12-3 is set between inner nut 12-2 and scissors fork elevating lead screw 8.
In beam vertical lifting mechanism and the scissors-type lifting mutual cooperation of appearing on the stage, during moving synchronously, one can be generated
A problem, i.e. scissors-type lifting are in the low-angle initial stage to stroke end, and due to angle change, the speed of rising is non-at the uniform velocity
Movement, synchronous beam vertical lifting mechanism of appearing on the stage is uniform motion at this time, and such case can make beam vertical lifting mechanism of appearing on the stage
And scissors-type lifting interferes with each other, and keeps equipment stuck, to solve this problem, the present embodiment is provided with buffering nut 12, delays
It rushes the structure of nut 12 referring to fig. 4 and Fig. 5, buffering nut 12 includes nut cap 12-1 and inner nut 12-2；Nut cap 12-1 set
8 outer wall of lead screw is driven set on scissors-type lifting, inner nut 12-2 is set in nut cap 12-1, inner nut 12-2 and scissors liter
Descending mechanism, which drives, is arranged cushion chamber 12-3 between lead screw 8.The setting of cushion chamber 12-3 can prevent equipment stuck.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (9)
1. link lifting device, including scissors-type lifting, which is characterized in that further include: beam vertical lifting mechanism of appearing on the stage, it is described
It appears on the stage the beam connection of appearing on the stage of beam vertical lifting mechanism and scissors-type lifting.
2. linkage lifting device according to claim 1, which is characterized in that the beam vertical lifting mechanism of appearing on the stage includes snail
Take turns screw lift and positioning screw hole, the fixed company of beam of appearing on the stage of the fuselage and scissors-type lifting of the Worm gear feed screw elevator
It connects, the positioning screw hole is provided on the leave from office beam of scissors-type lifting, the silk of the positioning screw hole and Worm gear feed screw elevator
Consistency from top to bottom is arranged bar in the vertical direction.
3. linkage lifting device according to claim 2, which is characterized in that the beam vertical lifting mechanism of appearing on the stage also wraps
Include: guide housing, the guide housing are mounted on the leave from office beam of scissors-type lifting, and the guide housing is in horn-like, the guiding
Aperture on cover is aligned with positioning screw hole to be connect.
4. linkage lifting device according to claim 2, which is characterized in that the screw rod length of the Worm gear feed screw elevator
Less than the length of perpendicular of scissors-type lifting appeared on the stage between beam and leave from office beam.
5. linkage lifting device according to claim 2, which is characterized in that the Liang Hexia that appears on the stage of the scissors-type lifting
It is connected between platform beam by one group or more of double shear yoke, the double shear yoke includes the first connection inflection point, first connection
Gearbox is set in inflection point, and the gearbox is also connect with scissors-type lifting driving lead screw.
6. linkage lifting device according to claim 5, which is characterized in that the double shear yoke further includes that the second connection is turned
Point is fixedly connected with buffering nut in the second connection inflection point, and the buffering nut is socketed in scissors-type lifting driving lead screw
Shaft on, with scissors-type lifting driving lead screw shaft be slidably connected.
7. linkage lifting device according to claim 6, which is characterized in that the bar of the scissors-type lifting driving lead screw
Screw thread is set with it, and the scissors-type lifting driving lead screw is threadedly coupled with buffering nut.
8. linkage lifting device according to claim 7, which is characterized in that it further include driving device, the driving device
Including driving motor and gear drive, the driving motor is driven with scissors-type lifting respectively by gear drive
Lead screw is connected with Worm gear feed screw elevator drives.
9. linkage lifting device according to claim 8, which is characterized in that the buffering nut includes nut cap and interior spiral shell
It is female；The nut cap is sheathed on scissors-type lifting driving lead screw outer wall, and the inner nut is set in nut cap, inner nut with
Cushion chamber is set between scissors fork elevating lead screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820990518.8U CN208345682U (en) | 2018-06-26 | 2018-06-26 | Link lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820990518.8U CN208345682U (en) | 2018-06-26 | 2018-06-26 | Link lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208345682U true CN208345682U (en) | 2019-01-08 |
Family
ID=64881006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820990518.8U Expired - Fee Related CN208345682U (en) | 2018-06-26 | 2018-06-26 | Link lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208345682U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110077764A (en) * | 2019-03-21 | 2019-08-02 | 曹馨戈 | A kind of sea rubbish concentration zones garbage collection process device |
| CN111099517A (en) * | 2019-12-30 | 2020-05-05 | 成都大秦民安消防科技有限公司 | Mobile lifting device |
| CN111348586A (en) * | 2020-03-26 | 2020-06-30 | 湖南斯德克智能科技有限公司 | Low-voltage circuit breaker maintenance handcart |
-
2018
- 2018-06-26 CN CN201820990518.8U patent/CN208345682U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110077764A (en) * | 2019-03-21 | 2019-08-02 | 曹馨戈 | A kind of sea rubbish concentration zones garbage collection process device |
| CN110077764B (en) * | 2019-03-21 | 2022-05-27 | 日照一诚信息科技有限公司 | Garbage collection and treatment device for sea surface garbage concentration area |
| CN111099517A (en) * | 2019-12-30 | 2020-05-05 | 成都大秦民安消防科技有限公司 | Mobile lifting device |
| CN111348586A (en) * | 2020-03-26 | 2020-06-30 | 湖南斯德克智能科技有限公司 | Low-voltage circuit breaker maintenance handcart |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208345682U (en) | Link lifting device | |
| CN102765677B (en) | Electric lifting table with spring balanced design | |
| CN205990212U (en) | A kind of automobile lifting machine | |
| CN110923967A (en) | Sewing machine trimming and thread loosening pressure foot lifting device and sewing machine | |
| CN110983645B (en) | Sewing machine and device for adjusting pressure of thread trimming and loosing presser foot of sewing machine | |
| CN111071950B (en) | Control method of mechanical jack with servo driving device | |
| CN203306566U (en) | Feed mechanism | |
| CN204097005U (en) | A kind of cooling-bed apron plate electric up-down driving mchanism | |
| CN202704929U (en) | Bidirectional mechanical lifting jack | |
| CN202808266U (en) | Electric lifting table with spring balanced design | |
| CN103818729B (en) | A kind of setting machine lowering or hoisting gear | |
| CN201168819Y (en) | Blade moving drive mechanism of shear | |
| CN202322248U (en) | Fixed hoist feed transporter capable of being controlled by limit | |
| CN206901646U (en) | Hydraulic explosion-proof crane height limiting device | |
| CN218025222U (en) | Lifting platform | |
| CN114163105A (en) | Flashboard adjusting device and flashboard adjusting method | |
| CN202485421U (en) | Stepped elevation and translation mechanism | |
| CN201777826U (en) | Purely electric drive scissor elevator | |
| CN101363436A (en) | Novel energy-conserving hydraulic pumping unit | |
| CN209799077U (en) | Mechanism for adjusting position of keel of assembled wall | |
| CN2930844Y (en) | Precision grinding dispersion machine | |
| CN102069378A (en) | Buckling machine for use in cylinder assembly | |
| CN220809713U (en) | Wing-shaped sail device with stepless lifting function | |
| CN216662833U (en) | Flashboard adjusting device | |
| CN210140189U (en) | Heavy-load lifting mechanism of conveyer belt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 Termination date: 20210626 |