CN209384717U - A kind of lever lifting platform - Google Patents
A kind of lever lifting platform Download PDFInfo
- Publication number
- CN209384717U CN209384717U CN201821912141.0U CN201821912141U CN209384717U CN 209384717 U CN209384717 U CN 209384717U CN 201821912141 U CN201821912141 U CN 201821912141U CN 209384717 U CN209384717 U CN 209384717U
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- China
- Prior art keywords
- lifting platform
- lever
- lifting
- main body
- great wheel
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Abstract
The utility model relates to a kind of lever lifting platforms to have the characteristics that different and applicable elements demands to meet Stage elevating platform up-down mode diversification.The present apparatus includes lifting platform main body, it is characterized by: lifting platform main body both ends are respectively arranged below with lifting device, the lifting device includes motor-driven great wheel, one end for being hinged at connecting rod of great wheel, the other end of connecting rod connects active lever, active lever one end is hinged with the end for connecting hinged boom end, the other end and lifting platform body floor, lower section in the middle part of active lever is equipped with the support base as balance pivot, and the support base is to Slidable support in the middle part of active lever.The utility model uses the principle reasonable Arrangement lifting device of lever, is compensated with connecting rod, low to installation accuracy requirement, reduces lifting platform installation difficulty, is more convenient to use reasonable.
Description
Technical field
The utility model belongs to stage machinery field, is related to a kind of lift stage, in particular to a kind of lever lifting
Platform.
Background technique
As the improvement of people's living standards, people are higher and higher to the pursuit of spiritual civilization, writer and artist are organized
Various performing actives, the cultural life for being greatly enriched people.Most of performing active needs to carry out before the lights, tradition
Stage performance, stage is only a fixed platform, and with advances in technology, the structure of stage is also more and more abundant, rise
Dropping desk-top stage is exactly one of variable stage machinery structure, greatly enriches stage performance mode.
Existing Stage elevating platform principal mode has rope hoisting, rack-and-pinion promotion, king bolt, rigid chain, flexibility
Rack gear, scissors fork etc..The up-down mode of each Stage elevating platform has the characteristics that respective and applicable elements.
Summary of the invention
The utility model has the characteristics that different and applicable elements primarily directed to Stage elevating platform up-down mode diversification
Problem, it is simple to provide a kind of fabrication and installation, strong applicability, the lever lifting platform of light structure.
The purpose of this utility model is mainly to be achieved by following proposal: a kind of lever lifting platform, including is risen
Platform main body drops, it is characterised in that: lifting platform main body both ends are respectively arranged below with lifting device, and the lifting device includes
Motor-driven great wheel, one end for being hinged at connecting rod of great wheel, the other end of connecting rod connect active lever, activity
Lever one end is hinged with the end for connecting hinged boom end, the other end and lifting platform body floor, the lower section in the middle part of active lever
Equipped with the support base as balance pivot, the support base is to Slidable support in the middle part of active lever.This programme utilizes great wheel
The motion profile of the arc of rotary motion carries out swing compensation in conjunction with the arcuate movement track of active lever, with connecting rod, makes
Lifting platform main body can be carried out the lifting of arbitrary height, and the structure of this programme is simple, easy for installation, highly-safe, easy to use
Rationally.In particular for the stage facility for having foundation pit, foundation depth can be efficiently used, the maximum for promoting lifting of lifting table is high
Degree.
Preferably, the shaft of great wheel great wheel opposite with the hinge joint of connecting rod biases.Great wheel with connect
The hinge joint needs of bar are shifted to install with great wheel shaft, could be when great wheel rotates, the hinge joint of connecting rod and great wheel
Circular motion track is formed, so that the end of active lever be driven upside down, drives lifting of lifting table.
Preferably, the great wheel axis and ring week between connected by several spokes, the great wheel with connect
The hinge joint of bar is located in one of the outer end of spoke.
Preferably, the great wheel is gear wheel, the motor via reducer structure is connected with driving gear, sliding tooth
Wheel and gear wheel engaged transmission.
Preferably, lifting platform main body both ends lifting device passes through the synchronous driving of a motor.This programme may be implemented to rise
Drop platform is steadily gone up and down.
Preferably, lifting platform main body both ends lifting device is respectively set motor and independently drives.This programme can be according to need
Form inclined stage.
Preferably, the support base top surface is arc surface.Active lever can be with branch during both ends are up and down
Support seat arc surface rationally contacts, and reduces stress concentration phenomenon.
Preferably, the lower section of the support base is fixed in ground base by support frame.
Preferably, the bottom surface of the lifting platform main body is the inverted U shape structure of middle part height, both ends bottom, lifting
The lower section in the middle part of lifting platform main body is arranged in device, and active lever and lifting platform main body hinged end are outer end.Lifting device is set
The lower section in the middle part of lifting platform main body is set, the side of lifting platform, which can be formed lifting device, covers, and rationally utilizes space.
The utility model makes full use of the space of stage length direction, using the principle reasonable Arrangement lifting device of lever,
Lifting driving is carried out to Stage elevating platform, especially in the stage for having setting foundation pit, foundation depth can be efficiently used, promoted to liter
The lever rising height of platform drops；Using the motion profile of great wheel arc in conjunction with the arcuate movement track of lever, connecting rod is used
It compensates, it is low to installation accuracy requirement, it reduces lifting platform installation difficulty, is more convenient to use reasonable.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing.
Attached drawing 1 is a kind of overall structure diagram of the utility model.
Attached drawing 2 is a kind of lifting device structure schematic diagram of the utility model.
It illustrates: 1, active lever, 2, connecting rod, 3, gear wheel, 4, driving gear, 5, support base, 6, support frame, 7,
Canine tooth wheeling support, 8, deceleration mechanism, 9, motor, 10, lifting platform main body, 11, ground base, 12, articulated shaft.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment: a kind of lever lifting platform, as shown in Figure 1.The present apparatus includes lifting platform main body 10, the lifting platform master
Body both ends are respectively arranged below with lifting device.Lifting device is driven by same motor 9, and motor output end passes through an input
The split axle device of two output two lifting devices of synchronous driving.As shown in Fig. 2, motor 9 passes through split axle for single lifting device
Device connects slowing-down structure 8, deceleration mechanism connection driving gear 4,3 engaged transmission of driving gear 4 and gear wheel, the middle part of gear wheel
It is connect between ring week by several spokes, the outer end of one of spoke can be turned by articulated shaft 12 and one end of connecting rod 2
Dynamic connection, the other end of connecting rod 2 connect the inner end of active lever 1, the outer end of active lever 1 and lifting platform by articulated shaft 12
The end of 10 bottom surface of main body is hinged, and the lower section at 1 middle part of active lever is equipped with the support base 5 as balance pivot, the support base
To Slidable support in the middle part of active lever.The top surface of support base 5 is arc surface, and the lower section of support base 5 is mounted on by support frame 6
In ground base 11, support frame includes a vertical bar, is equipped with oblique fulcrum bar on the outside of vertical bar, forms the support construction of triangle.Canine tooth
Wheel 3 is supported in ground base 11 by the way that canine tooth wheeling support 7 is firm.The bottom surface of lifting platform main body 10 is that middle part is high, both ends bottom
The lower section in the middle part of lifting platform main body is arranged in inverted U shape structure, lifting device, and lifting device is in lifting platform main body
The lower section in portion is set up separately by both ends, and the motor 9 is arranged between two lifting devices.
This programme utilizes the motion profile of the arc of gear wheel rotary motion in conjunction with the arcuate movement track of active lever,
Swing compensation is carried out with connecting rod, so that lifting platform main body is can be carried out the lifting of arbitrary height, this programme structure is simple, installation side
Just, foundation depth especially can be efficiently used in the stage for having setting foundation pit, promotes the lever rising height to lifting platform.
This programme both ends lifting device is adjusted in synchronism, steady to go up and down.When there are the specific demand of inclined stage, Ke Yifen
If two motors are respectively independently controlled both ends lifting device, inclined stage can be formed, at this point, two lifting devices
Active lever posture is different, by the automatic compensation of connecting rod, can voluntarily obtain the position for stablizing support.
Claims (9)
1. a kind of lever lifting platform, including lifting platform main body, it is characterised in that: distinguish the lower section at lifting platform main body both ends
Equipped with lifting device, the lifting device includes motor-driven great wheel, and one end for being hinged at connecting rod of great wheel connects
The other end of extension bar connects active lever, active lever one end with connect boom end hingedly, the other end and lifting platform body floor
End it is hinged, lower section in the middle part of active lever is equipped with the support base as balance pivot, and the support base is in active lever
Portion's Slidable support.
2. a kind of lever lifting platform according to claim 1, it is characterised in that: the great wheel and connecting rod it is hinged
The shaft of the opposite great wheel of point biases.
3. a kind of lever lifting platform according to claim 2, it is characterised in that: the axis of the great wheel and ring week
Between connected by several spokes, the hinge joint of the great wheel and connecting rod is located in one of the outer end of spoke.
4. a kind of lever lifting platform according to claim 1 or 2 or 3, it is characterised in that: the great wheel is canine tooth
Wheel, the motor via reducer structure are connected with driving gear, driving gear and gear wheel engaged transmission.
5. a kind of lever lifting platform according to claim 1 or 2 or 3, it is characterised in that: the lifting of lifting platform main body both ends
Device passes through the synchronous driving of a motor.
6. a kind of lever lifting platform according to claim 1 or 2 or 3, it is characterised in that: the lifting of lifting platform main body both ends
Device is respectively set motor and independently drives.
7. a kind of lever lifting platform according to claim 1 or 2 or 3, it is characterised in that: the support base top surface is circle
Cambered surface.
8. a kind of lever lifting platform according to claim 1 or 2 or 3, it is characterised in that: the lower section of the support base is logical
Support frame is crossed to be fixed in ground base.
9. a kind of lever lifting platform according to claim 1 or 2 or 3, it is characterised in that: the bottom of the lifting platform main body
Face is the inverted U shape structure of middle part height, both ends bottom, and the lower section in the middle part of lifting platform main body is arranged in lifting device, activity
Lever and lifting platform main body hinged end are outer end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821912141.0U CN209384717U (en) | 2018-11-20 | 2018-11-20 | A kind of lever lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821912141.0U CN209384717U (en) | 2018-11-20 | 2018-11-20 | A kind of lever lifting platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209384717U true CN209384717U (en) | 2019-09-13 |
Family
ID=67865089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821912141.0U Active CN209384717U (en) | 2018-11-20 | 2018-11-20 | A kind of lever lifting platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209384717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372291A (en) * | 2018-11-20 | 2019-02-22 | 浙江省文化实业发展有限公司 | A kind of lever lifting platform |
-
2018
- 2018-11-20 CN CN201821912141.0U patent/CN209384717U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372291A (en) * | 2018-11-20 | 2019-02-22 | 浙江省文化实业发展有限公司 | A kind of lever lifting platform |
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