CN209049037U - Arenas apparatus for automatically lifting - Google Patents
Arenas apparatus for automatically lifting Download PDFInfo
- Publication number
- CN209049037U CN209049037U CN201821724417.2U CN201821724417U CN209049037U CN 209049037 U CN209049037 U CN 209049037U CN 201821724417 U CN201821724417 U CN 201821724417U CN 209049037 U CN209049037 U CN 209049037U
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- Prior art keywords
- lifting platform
- welded
- lifting
- arenas
- gear
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Abstract
The utility model discloses arenas apparatus for automatically lifting, including lifting platform, the upper end of the lifting platform is equipped with positioning table, pedestal is installed below the lifting platform, it is rotatably connected to symmetrical two rotation axis on the pedestal, is welded with driven wheel of differential in two rotation axis, the middle part of two driven wheel of differential is welded with screw rod, and two screw rods run through lifting platform, the position of corresponding two screw rods of the lifting platform is mounted on thread bush.The utility model is rotated simultaneously by two screw rods, and lifting platform is driven to be moved, so that it is more steady in the lifting process of lifting platform, it is more uniformly stressed；It drives fixed link mobile by lifting platform, allows buffer gear to play the role of bumper and absorbing shock to lifting platform, prevent from suddenly going up and down lifting platform, cause lifting platform unstable, so that the more steady safety of the lifting of positioning table.
Description
Technical field
The utility model relates to lifting device technical field more particularly to arenas apparatus for automatically lifting.
Background technique
During arenas performance, in order to bring better viewing experience to spectators, arenas can usually be gone up and down, be made
The height for obtaining arenas is more suitable for watching, to promote the experience of viewing performance；
And in arenas lifting process, since driving lifting device starts suddenly, arenas acquisition one can be made bigger
Acceleration often will appear and just rise and shake when decline, so that making the people on arenas in rigid rise or decline
It is easy astasia.
Utility model content
Purpose of the utility model is to solve shaking is easy to appear in arenas lifting process in the prior art, so that people
The problem of member's astasia, and the arenas apparatus for automatically lifting proposed.
To achieve the goals above, the utility model adopts the technical scheme that
Arenas apparatus for automatically lifting, including lifting platform, the upper end of the lifting platform are equipped with positioning table, the lifting platform
Lower section is equipped with pedestal, and symmetrical two rotation axis are rotatably connected on the pedestal, are welded in two rotation axis
Driven wheel of differential, the middle part of two driven wheel of differential is welded with screw rod, and two screw rods run through lifting platform, the liter
The position of corresponding two screw rods of drop platform is mounted on thread bush, and thread bush is engaged with two screw rods, from mantle described in two
Gear is engaged with driving mechanism jointly, and the two sides that the lifting platform is located at driving mechanism are mounted on buffer gear.
Preferably, the driving mechanism includes connecting shaft, servo motor, driving gear and driven gear, on the pedestal
Position between two driven wheel of differential is equipped with servo motor, is welded with driving tooth on the output shaft of the servo motor
Wheel is engaged with driven gear on the driving gear, is welded with connecting shaft in the middle part of the driven gear, and the two of the connecting shaft
End is welded with drive bevel gear, and two drive bevel gears engage corresponding driven wheel of differential respectively.
Preferably, the buffer gear includes fixed link, connecting rod, sliding block, slide, spring and sliding slot, the lifting platform
Lower end two sides are symmetrically welded there are two fixed link, and two fixed links be it is symmetrically placed, each fixed link is far from lifting platform
One end connecting rod is rotatably connected to by pin shaft, each one end of the connecting rod far from fixed link is rotatably connected to by pin shaft
Sliding block, two sliding blocks positioned at the same side slidably connect slide jointly, and two slides correspond to the position of each sliding block
It sets and offers sliding slot, spring is slidably connected in each sliding slot, and two springs are located at two sliding blocks and are located remotely from each other
One end between, the both ends of each spring are welded between sliding block and sliding slot inner wall.
Preferably, the drive bevel gear hand of spiral at the connecting shaft both ends is opposite.
Preferably, there are two symmetrical bearings for interference fit on the pitman shaft, and bearing is placed on driven gear two sides,
Fixed block is welded on each bearing, two fixed blocks are fixedly connected on pedestal.
Preferably, each sliding slot is all made of I-groove.
The utility model has the benefit that compared with prior art
1, the utility model is rotated simultaneously by two screw rods, drives lifting platform to be moved, so that the lifting of lifting platform
It is more steady in the process, it is more uniformly stressed；
2, it drives fixed link mobile by lifting platform, buffer gear is allowed to play the work of bumper and absorbing shock to lifting platform
With preventing from suddenly going up and down lifting platform, cause lifting platform unstable, so that the more steady safety of the lifting of positioning table；
3, I-groove is used by sliding slot, can anti-limited slip block be detached from sliding slot so that the movement of sliding block is more stable.
Detailed description of the invention
Fig. 1 be the utility model proposes arenas apparatus for automatically lifting structure chart；
Fig. 2 be the utility model proposes arenas apparatus for automatically lifting buffer gear right view；
Fig. 3 be the utility model proposes arenas apparatus for automatically lifting buffer gear front view；
Fig. 4 be the utility model proposes arenas apparatus for automatically lifting slide interior view；
Fig. 5 be the utility model proposes arenas apparatus for automatically lifting slide lateral sectional view.
In figure: 1 lifting platform, 2 positioning table, 3 screw rods, 4 driven wheel of differential, 5 connecting shafts, 6 driven gears, 7 drive bevel gears,
8 fixed blocks, 9 servo motors, 10 driving gears, 11 fixed links, 12 connecting rods, 13 sliding blocks, 14 slides, 15 springs, 16 sliding slots.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-5, arenas apparatus for automatically lifting, including lifting platform 1, the upper end of lifting platform 1 are equipped with positioning table 2, rise
The lower section of drop platform 1 is equipped with pedestal, and symmetrical two rotation axis are rotatably connected on pedestal, and rotation axis can be rotated on pedestal,
Driven wheel of differential 4 is welded in two rotation axis, the middle part of two driven wheel of differential 4 is welded with screw rod 3, and two screw rods
3 run through lifting platform 1, and the position of corresponding two screw rods 3 of lifting platform 1 is mounted on thread bush, and thread bush and two screw rods 3 are equal
Engagement drives screw rod 3 to rotate by driven wheel of differential 4, thus drive lifting platform 1 mobile by the thread bush being engaged with, two
A driven wheel of differential 4 is engaged with driving mechanism jointly, and the two sides that lifting platform 1 is located at driving mechanism are mounted on buffer gear, drives
The effect of motivation structure is that two driven wheel of differential 4 is driven to rotate, and the effect of buffer gear is to buffer lifting platform 1.
Driving mechanism includes connecting shaft 5, servo motor 9, driving gear 10 and driven gear 6, be located on pedestal two from
Position between dynamic bevel gear 4 is equipped with servo motor 9, and driving gear 10, driving tooth are welded on the output shaft of servo motor 9
Driven gear 6 is engaged on wheel 10, the middle part of driven gear 6 is welded with connecting shaft 5, and the both ends of connecting shaft 5 are welded with actively
Bevel gear 7, and two drive bevel gears 7 engage corresponding driven wheel of differential 4 respectively, drive driving gear by servo motor 9
10 rotations, to drive connecting shaft 5 to rotate by driven gear 6, so that drive bevel gear 7 drives corresponding driven wheel of differential 4
Rotation, makes two screw rods 3 while rotating.
Buffer gear includes fixed link 11, connecting rod 12, sliding block 13, slide 14, spring 15 and sliding slot 16, under lifting platform 1
End two sides are symmetrically welded there are two fixed link 11, and two fixed links 11 be it is symmetrically placed, each fixed link 11 is far from lifting platform 1
One end connecting rod 12 is rotatably connected to by pin shaft, each one end of connecting rod 12 far from fixed link 11 passes through pin shaft and is rotatablely connected
There is sliding block 13, two sliding blocks 13 positioned at the same side slidably connect slide 14, the corresponding each sliding block 13 of two slides 14 jointly
Position offer sliding slot 16, spring 15 is slidably connected in each sliding slot 16, and two springs 15 are located at two sliding blocks
Between 13 one end being located remotely from each other, the both ends of each spring 15 are welded between 16 inner wall of sliding block 13 and sliding slot, pass through fixation
Bar 11 moves up and down, and one end of connecting rod 12 is driven to move, to keep connecting rod 12 sliding in sliding slot 16 with movable slider 13
It is dynamic, it is squeezed by sliding block 13 or extension spring 15, so that the movement of sliding block 13 is buffered, thus to lifting platform 1 one bufferings
Active force, so that lifting platform 1 is more steady when mobile.
7 hand of spiral of drive bevel gear at 5 both ends of connecting shaft is on the contrary, make be engaged with two 4 spiral shells of driven wheel of differential
Line is contrary, to two screw rods 3 can be made to turn in the same direction when rotating connecting shaft 5.It is interference fitted on 12 axis of connecting rod
There are two symmetrical bearings, and bearing is placed on 6 two sides of driven gear, and fixed block 8, two fixations are welded on each bearing
Block 8 is fixedly connected on pedestal, and the limit by bearing to connecting shaft 5 prevents connecting shaft 5 from moving left and right, by solid
Determine block 8 to be supported connecting shaft 5.Each sliding slot 16 is all made of I-groove, and by using I-groove, anti-limited slip block 13, which is detached from, to be slided
Slot 16, so that sliding block 13 is more stable when mobile.
When the utility model is used, by servo motor 9 drive driving gear 10 rotated, driving gear 10 by from
Moving gear 6 rotates connecting shaft 5, thus make two drive bevel gears 7 in connecting shaft 5 that driven wheel of differential 4 be driven to rotate, so that
Two screw rods 3 are rotated simultaneously, due to two 7 hand of spiral of drive bevel gear in connecting shaft 5 on the contrary, i.e. two from mantle
The hand of spiral of gear 4 is on the contrary, when rotating two driven wheel of differential 4 in one direction, so that two screw rods 3 are simultaneously one
A direction rotation drives lifting platform 1 to be moved, so that positioning table 2 be made to be gone up and down by the thread bush being engaged with；
When lifting platform 1 is risen or declined, fixed link 11 is driven to be moved simultaneously, fixed link 11 drives connecting rod 12
One end risen or declined so that connecting rod 12 slides in sliding slot 16 with movable slider 13, when sliding block 13 is sliding in sliding slot 16
Extrudable or extension spring 15, can play the role of buffering to the movement of sliding block 13 when dynamic, thus make lifting platform 1 rise or
An available buffering, prevents lifting platform 1 from rising or declining suddenly, leads to personnel's astasia when decline.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. arenas apparatus for automatically lifting, including lifting platform (1), which is characterized in that the upper end of the lifting platform (1) is equipped with placement
Platform (2) is equipped with pedestal below the lifting platform (1), is rotatably connected to symmetrical two rotation axis on the pedestal, and two
It being welded in the rotation axis driven wheel of differential (4), the middle part of two driven wheel of differential (4) is welded with screw rod (3),
And two screw rods (3) run through lifting platform (1), the position of corresponding two screw rods (3) of the lifting platform (1) is mounted on screw thread
Set, and thread bush is engaged with two screw rods (3), two driven wheel of differential (4) are engaged with driving mechanism, the liter jointly
The two sides that drop platform (1) is located at driving mechanism are mounted on buffer gear.
2. arenas apparatus for automatically lifting according to claim 1, which is characterized in that the driving mechanism includes connecting shaft
(5), servo motor (9), driving gear (10) and driven gear (6) are located between two driven wheel of differential (4) on the pedestal
Position be equipped with servo motor (9), be welded with driving gear (10), the active on the output shaft of the servo motor (9)
It is engaged on gear (10) driven gear (6), is welded with connecting shaft (5), the connecting shaft in the middle part of the driven gear (6)
(5) both ends are welded with drive bevel gear (7), and two drive bevel gears (7) engage corresponding driven wheel of differential respectively
(4)。
3. arenas apparatus for automatically lifting according to claim 1, which is characterized in that the buffer gear includes fixed link
(11), connecting rod (12), sliding block (13), slide (14), spring (15) and sliding slot (16), the lower end two sides pair of the lifting platform (1)
Title is welded with two fixed links (11), and two fixed links (11) are symmetrically placed, the separate lifting of each fixed link (11)
One end of platform (1) is rotatably connected to connecting rod (12) by pin shaft, and the one end of each connecting rod (12) far from fixed link (11) is equal
Sliding block (13) are rotatably connected to by pin shaft, two sliding blocks (13) positioned at the same side slidably connect slide jointly
(14), the position of the corresponding each sliding block (13) of two slides (14) offers sliding slot (16), each sliding slot (16)
It inside slidably connects spring (15), and two springs (15) are located between one end that two sliding blocks (13) are located remotely from each other, each
The both ends of the spring (15) are welded between sliding block (13) and sliding slot (16) inner wall.
4. arenas apparatus for automatically lifting according to claim 2, which is characterized in that the active at connecting shaft (5) both ends
Bevel gear (7) hand of spiral is opposite.
5. arenas apparatus for automatically lifting according to claim 3, which is characterized in that be interference fitted on connecting rod (12) axis
There are two symmetrical bearings, and bearing is placed on driven gear (6) two sides, is welded with fixed block (8) on each bearing,
Two fixed blocks (8) are fixedly connected on pedestal.
6. arenas apparatus for automatically lifting according to claim 3, which is characterized in that each sliding slot (16) is all made of work
Type groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821724417.2U CN209049037U (en) | 2018-10-24 | 2018-10-24 | Arenas apparatus for automatically lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821724417.2U CN209049037U (en) | 2018-10-24 | 2018-10-24 | Arenas apparatus for automatically lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209049037U true CN209049037U (en) | 2019-07-02 |
Family
ID=67051241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821724417.2U Active CN209049037U (en) | 2018-10-24 | 2018-10-24 | Arenas apparatus for automatically lifting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209049037U (en) |
-
2018
- 2018-10-24 CN CN201821724417.2U patent/CN209049037U/en active Active
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