CN109812671A - A kind of lifter assembly - Google Patents
A kind of lifter assembly Download PDFInfo
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- CN109812671A CN109812671A CN201811567349.8A CN201811567349A CN109812671A CN 109812671 A CN109812671 A CN 109812671A CN 201811567349 A CN201811567349 A CN 201811567349A CN 109812671 A CN109812671 A CN 109812671A
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- assembly
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- 230000007246 mechanism Effects 0.000 claims abstract description 90
- 230000001105 regulatory effect Effects 0.000 claims abstract description 24
- 238000005096 rolling process Methods 0.000 claims description 17
- 238000003466 welding Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 8
- 239000010408 film Substances 0.000 description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 239000000837 restrainer Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Abstract
The invention discloses a kind of lifter assemblies.It includes shell weld assembly, middle pipe weld assembly, inner tube weld assembly, air spring, chain joint assembly and chain, shell weld assembly is equipped with anti-rotation rocker device and top regulating mechanism, middle pipe weld assembly is placed in the inside of shell weld assembly, middle pipe weld assembly is equipped with position-limit mechanism and positioning and driving mechanism, air spring is mounted between positioning and driving mechanism and anti-rotation rocker device, inner tube weld assembly is placed in the inside of middle pipe weld assembly, inner tube weld assembly is equipped with combining mechanism, chain joint assembly is mounted between top regulating mechanism and combining mechanism, chain is in anti-rotation rocker device, positioning and driving mechanism, a loop is formed between position-limit mechanism and top regulating mechanism, chain is mounted on combining mechanism.The beneficial effects of the present invention are: the stability of entire lifter assembly can be greatly increased；It is capable of the position of effective positioned-lifting device assembly, can effectively evades security risk.
Description
Technical field
The present invention relates to mechanical transmission mechanism correlative technology fields, refer in particular to a kind of lifter assembly.
Background technique
Lifter is the device that certain equipment is gone up and down by certain kind of drive as its name suggests, at present in AV audition row
Industry, which has, is known as lifter or liquid crystal elevator in a kind of automatic lifting device industry of liquid crystal display.
LCD elevator is designed for high-level meeting system, and when holding general meeting, display is down to
Desktop is smooth clean and tidy；, can be as needed when holding multimedia conferencing, individually, group or all rise, for carrying out multimedia
The display of information, including conference content, information alert, image information etc..It is widely used in video conferencing system, video conference system
System, the fields such as banking analysis system.Product goes up and down principle using geo-stationary orbit, runs smoothly, noise is small.With liquid crystal display
Automatically power off defencive function.Machine is in total by three motor controls: a control lifting, a control angular adjustment, a control
The opening and closing of elevator cover processed.Panel-switch is using beautiful, durable thin film switch.Decoration panel can be needed by client
Production, it is easy for installation, it is beautiful and generous, it is the ideal equipment used in modern advanced video conference system.
Common lifter often only considers the lifting of lifter itself, for entire lifter in design
There is no good design protections for stability, often there is that lifting speed is too fast, and oscilaltion is unstable, also or be do not rise it is anti-
The case where drop, also will appear, and cause entire lifter there are some potential safety problems, and reliability is not high.
Summary of the invention
The present invention is in order to overcome the above deficiencies in the prior art, to provide a kind of lifting of high safety and reliability
Device assembly.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of lifter assembly, including shell weld assembly, middle pipe weld assembly and inner tube weld assembly, the shell weldering
The lower end of connected components is equipped with anti-rotation rocker device, and the upper end of the shell weld assembly is equipped with top regulating mechanism, it is described in
Pipe weld assembly is placed in the inside of shell weld assembly, and the lower end of the middle pipe weld assembly is equipped with position-limit mechanism, the middle pipe
The upper end of weld assembly is equipped with positioning and driving mechanism, and air bullet is equipped between the shell weld assembly and middle pipe weld assembly
Spring, one end of the air spring are mounted on the positioning and driving mechanism of middle pipe weld assembly, the other end of the air spring
On the anti-rotation rocker device for being mounted on shell weld assembly after the position-limit mechanism of middle pipe weld assembly, the inner tube welding
Component is placed in the inside of middle pipe weld assembly, and the lower end of said inner tube weld assembly is equipped with combining mechanism, said inner tube welding group
The upper end of part is equipped with top plate nut, and chain joint assembly, the chain are equipped between the inner tube weld assembly and middle pipe weld assembly
One end of connected components is mounted on the top regulating mechanism of shell weld assembly, and the other end of the chain joint assembly is welded across middle pipe
It is mounted on after the positioning and driving mechanism of connected components on the combining mechanism of inner tube weld assembly, the shell weld assembly, the weldering of middle pipe
Between connected components and inner tube weld assembly three be equipped with chain, the chain shell weld assembly anti-rotation rocker device,
The top regulating mechanism of the positioning and driving mechanism of middle pipe weld assembly, the position-limit mechanism of middle pipe weld assembly and shell weld assembly
Between form a loop, the chain is mounted on the combining mechanism of inner tube weld assembly.
In use, the anti-rotation rocker device on rotation case weld assembly can be driven chain, and the upper and lower displacement of chain
The rise and fall that inner tube weld assembly can be driven by the combining mechanism on inner tube weld assembly, at the same time, along with chain
The rise and fall of connected components, and the movement of chain joint assembly is so that air spring centering pipe weld assembly is had an effect that power allows middle pipe
Upper and lower displacement occurs for weld assembly；Since chain is determined in the anti-rotation rocker device of shell weld assembly, middle pipe weld assembly
A closing is formed between position transmission mechanism, the position-limit mechanism of middle pipe weld assembly and the top regulating mechanism of shell weld assembly
Circuit, so the upper and lower displacement of middle pipe weld assembly not will increase or reduce the length of chain on entire loop；When
When inner tube weld assembly rises, middle pipe weld assembly can also rise together；Vice versa.Middle pipe weld assembly is partially disposed in shell
In weld assembly, and inner tube weld assembly is partially disposed in middle pipe weld assembly, and the overlapping layer by layer between three can increase greatly
Add the stability of entire lifter assembly；Simultaneously on the one hand the anti-rotation rocker device on shell weld assembly can drive entire liter
The rise and fall of device assembly are dropped, is on the other hand capable of the position of effective positioned-lifting device assembly, prevents it from going up and down it
After cannot effectively position and entire lifter assembly is caused to reverse, cause a serious accident, in this way design can be effective
Evade security risk.
Preferably, the shell weld assembly includes shell, bearing side cover plate, the fixed bracket in top and top guide
Bracket, the bearing side cover plate are welded on the lower end of shell, the fixed bracket in the top and the welding of top guide bracket
On the upper end of shell, the bearing side cover plate is equipped with limiting bracket, and the lower end of the shell is equipped with anti-rotation bracket, described
Limiting bracket position on bearing side cover plate is corresponding with the anti-rotation backing positions on shell, and the bearing side cover plate is equipped with
For installing the first mounting hole of air spring, one end of the air spring is mounted in the first mounting hole of bearing side cover plate
And be fixed by elastic cylindrical pin, the anti-rotation rocker device is placed on limiting bracket and shell on bearing side cover plate
Anti-rotation bracket between, the top regulating mechanism is mounted on the fixed bracket in top.Pass through the structure of shell weld assembly
Design, can effectively position air spring.
Preferably, the anti-rotation rocker device includes square shaft, rolling bearing and nine tooth sprockets, the square shaft is one
Body formed, the square shaft includes rectangular shaft part and cylindrical shaft part, and the rectangular shaft part is placed in the limit of bearing side cover plate
At the bracket of position, the cylindrical shaft part passes through bearing side cover plate and shell is placed on the top of anti-rotation bracket, the rolling
Bearing and nine tooth sprockets there are two and be placed between shell and bearing side cover plate, two of them rolling bearing is separately mounted to
On bearing side cover plate and shell, the cylindrical shaft part of the square shaft is mounted on rolling bearing, two nine tooth sprocket sides of being mounted on
It on the cylindrical shaft part of axis and is placed between two rolling bearings, is all provided on the cylindrical shaft part of nine tooth sprockets and square shaft
There is through-hole, open circles pin and fixed straight pin are equipped in the through-hole, the fixation straight pin is placed in open circles pin
Interior, nine tooth sprockets are consolidated through open cylinders finger setting on the cylindrical shaft part of square shaft and through fixed straight pin
Fixed, cylindrical shaft part one end of the square shaft is connected with the rectangular shaft part of square shaft, on the cylindrical shaft part other end of the square shaft
Equipped with anti-bull stick, one end of the anti-bull stick is fixedly connected with the cylindrical shaft part of square shaft, and the other end of the anti-bull stick is placed in
In the anti-rotation bracket of shell.It is designed by the structure of anti-rotation rocker device, it is on the one hand convenient that entire lifter assembly is risen
Drop operation；On the other hand it is capable of the height of effective positioned-lifting device assembly, high safety and reliability.
Preferably, the top regulating mechanism includes top adjusting bracket, step axle sleeve and first pulley, it is described
The fixed bracket in top is L-shaped, and the support bracket fastened one side upper end in top is equipped with the first dog hole, one end of the chain joint assembly
It being mounted in the first dog hole, the support bracket fastened another side in top is equipped with the first waist-shaped hole, fixing threaded hole and adjustment hole,
First waist-shaped hole, fixing threaded hole and the adjustment hole is sequentially distributed from top to bottom on the support bracket fastened another side in top,
The top adjusting bracket be equipped with location hole, the second waist-shaped hole and positioning flange, the location hole, the second waist-shaped hole and
Positioning flange is sequentially distributed from top to bottom in the adjusting bracket of top, and the positioning hole is equipped with the first screw, and described the
The second screw is equipped in two waist-shaped holes, the Step Shaft is placed in the first waist-shaped hole, and the first pulley is mounted on platform
Limited on rank axle sleeve and by snap ring, first screw pass through location hole after with the step axle sleeve in the first waist-shaped hole
It is threadedly coupled, second screw is equipped with washer, and second screw passes through washer and the second waist-shaped hole and fixed spiral shell
Hole is threadedly coupled, and the upper end of the adjustment hole, which is equipped with, adjusts flange, is welded with fixture nut on the adjusting flange, described
It is equipped in adjustment hole and adjusts bolt, the adjusting bolt is equipped with adjusting nut, and the adjusting bolt passes through adjusting nut
It is threadedly coupled with the fixture nut adjusted on flange and is in contact with the positioning flange in the adjusting bracket of top, the chain is set
In in first pulley.It is designed by the structure of top regulating mechanism, it is only necessary to which operation, which adjusts bolt, makes it act on top adjusting
On positioning flange on bracket, top adjusting bracket movement is driven, and the upper and lower displacement of top adjusting bracket enables to step
Upper and lower displacement also occurs for axle sleeve, it is therefore provided that first pulley moves together with step axle sleeve, and the movement of first pulley can
The effective elasticity for adjusting chain, it is ensured that the reliability of entire lifter assembly.
Preferably, the middle pipe weld assembly includes middle pipe and top-support, during the top-support is mounted on
The upper end of pipe, there are two the top-supports and is symmetrically distributed in upper end the right and left of middle pipe, between two top-supports
Equipped with upper frame locking plate and upper frame baffle, the upper frame locking plate is placed in the upper end of top-support, and the upper frame baffle is placed in top
The lower end of portion's bracket, the upper frame locking plate are used to limit the top plate nut of inner tube weld assembly, set on the upper frame baffle
There is the second mounting hole, one end of the air spring is fixedly mounted in the second mounting hole of upper frame baffle, the position restrainer
Structure is mounted on the lower end of middle pipe, and the positioning and driving mechanism is mounted on top-support.Pass through the structure of middle pipe weld assembly
Design, can more preferably position air spring.
Preferably, the position-limit mechanism includes gear pipe, cylinder sleeve, support plate and driven shaft, one end weldering of the gear pipe
It connects in the lower end of middle pipe, the support plate is welded on one side on gear pipe, and the another side of the support plate is welded on middle pipe, institute
The driven shaft stated is passed through and support plate and is fixedly connected with support plate, the cylinder sleeve respectively with gear pipe, support plate and driven shaft
One end is mutually welded, and the shape of the cylinder sleeve is cylindrical, and the air spring is placed in cylinder sleeve, the other end of the driven shaft
It is equipped with second pulley and is fixed by the first plastic plug, the other end of the gear pipe is equipped with the second plastic plug, the chain
Item is placed in second pulley.It is designed by the structure of position-limit mechanism, on the one hand can limit air spring, on the other hand also can
The relative position of chain.
Preferably, the positioning and driving mechanism includes third pulley, the 4th pulley and the 5th pulley, the third
Pulley and the 4th pulley are placed in one on the lateral surface of a top-support, the 5th pulley be placed in two top-supports it
Between, the center of the third pulley, the 4th pulley and the 5th pulley is equipped with internal screw thread axle sleeve, and the third pulley and the 4th are slided
It is equipped with third screw and the 4th screw on wheel, support plain film is equipped between the third pulley and the 4th pulley, it is described
Third screw passes through two top-supports and connect with female threaded shaft external threading, and the 4th screw passes through support plain film and interior spiral shell
The connection of line sleeve thread, the one side of the 5th pulley are equipped with gear spacer, and the 5th pulley is equipped with the 5th spiral shell
Nail and the 6th screw, the 5th screw passes through the top-support of side and gear spacer is connect with female threaded shaft external threading,
The top-support that 6th screw passes through the other side is connect with female threaded shaft external threading, and the chain is placed in third pulley
On the 4th pulley, the chain joint assembly is placed on the 5th pulley.It is designed by the structure of positioning and driving mechanism, one side energy
Enough effective relative positions for limiting chain, on the other hand also can effectively limit the relative position of chain joint assembly.
Preferably, the inner tube weld assembly includes inner tube and bar shaped nut, including the top plate nut-welding
On one end of pipe, the bar shaped nut is placed in inside the other end of inner tube and is welded to connect with inner tube, the combining mechanism
Block main body and tooth form block are slided including tooth form, the cross-sectional shape of the tooth form sliding block main body is in zigzag, the tooth form sliding
One end of block main body is equipped with fixing bolt and bar shaped gasket, and one end of the tooth form sliding block main body is passed through by fixing bolt
Bar shaped gasket is connect with the bar shaped nut thread in inner tube, the other end of the tooth form sliding block main body and tooth form block welding, institute
The tooth form sliding block main body stated is connect with chain joint assembly, and the tooth form block matches with chain.By inner tube weld assembly and
The structure of combining mechanism designs, and can effectively be connected inner tube and chain, realize the upper and lower displacement of entire lifter assembly.
Preferably, the chain joint assembly includes roller chain, gib head and heat-sealing tube, the gib head is respectively placed in roller
The both ends of chain, one end that the tooth form sliding block main body is equipped with fixing bolt are equipped with the second dog hole, one end of the roller chain
It is closed in the second dog hole that gib head is placed in tooth form sliding block main body and by heat-sealing tube, another end hook of the roller chain
Head is fixedly connected with the top regulating mechanism of shell weld assembly.It is designed by the structure of chain joint assembly, can be improved link-group
The installation reliability and stability of part.
Preferably, the chain is equipped with O-O type turnbuckle, the both ends of the chain pass through O-O type gaily decorated basket spiral shell
So that chain constitutes a loop, the chain is mounted on the tooth form block of combining mechanism for silk connection.Pass through O-O type flower
The structure of basket screw designs, and can effectively adjust the entire length of chain in loop, and then ensure that entire lifter is total
At reliability.
The beneficial effects of the present invention are: between shell weld assembly, middle pipe weld assembly and inner tube weld assembly three
Overlapping can greatly increase the stability of entire lifter assembly layer by layer；It is capable of the position of effective positioned-lifting device assembly, prevents
Only it cannot effectively position after having gone up and down and entire lifter assembly is caused to reverse, and cause a serious accident, can
Effectively evade security risk.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the partial enlarged view in Fig. 2 at A；
Fig. 4 is the partial enlarged view in Fig. 2 at B；
Fig. 5 is the structural schematic diagram of chain；
Fig. 6 is the structural schematic diagram of shell weld assembly；
Fig. 7 is the structural schematic diagram of anti-rotation rocker device；
Fig. 8 is the structural schematic diagram of top regulating mechanism；
Fig. 9 is the structural schematic diagram of middle pipe weld assembly；
Figure 10 is the structural schematic diagram of position-limit mechanism；
Figure 11 is the structural schematic diagram of positioning and driving mechanism；
Figure 12 is the structural schematic diagram of inner tube weld assembly, combining mechanism and chain joint assembly.
In figure: 1. shell weld assemblies, pipe weld assembly in 2., 3. inner tube weld assemblies, 4. chains, 5. air springs,
6. limiting bracket, 7. anti-rotation brackets, 8. anti-bull sticks, 9. elastic cylindrical pins, 10. inner tubes, 11. tooth form blocks, 12. bar shaped nuts, 13.
Fixing bolt, 14. bar shaped gaskets, 15. tooth forms slide block main body, 16. roller chains, 17. gib heads, 18. shells, the 19.O-O type gaily decorated basket
Screw, 20. combining mechanisms, 21. the 4th pulleys are managed in 22., 23. top plate nuts, 24. heat-sealing tubes, 25. first mounting holes, 26.
Bearing side cover plate, the fixed bracket in 27. tops, 28. top guide brackets, 29. square shafts, 30. rectangular shaft parts, 31. cylindrical shaft parts,
32. rolling bearing, 33. 9 tooth sprockets, 34. open circles pins, 35. fixed straight pins, 36. first pulleys, 37. snap rings, 38.
Rank axle sleeve, 39. dog holes, 40. first waist-shaped holes, 41. top adjusting brackets, 42. location holes, 43. first screws, 44. washers,
45. the second screw, 46. second waist-shaped holes, 47. positioning flange, 48. fixture nuts, 49. adjustment holes, 50. adjusting nuts, 51. adjust
Section bolt, 52. fixing threaded holes, 53. top-supports, 54. upper frame baffles, 55. second mounting holes, 56. cylinder sleeves, 57. gear pipes, 58.
Driven shaft, 59. support plates, 60. second pulleys, 61. first plastic plugs, 62. third screws, 63. upper frame locking plates, 64. internal screw threads
Axle sleeve, 65. third pulleys, 66. support plain films, 67. the 4th screws, 68. the 5th screws, 69. gear spacers, 70. the 5th pulleys,
71. the 6th screw, 72. adjust flange, 73. second plastic plugs.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and detailed description.
In the embodiment described as shown in Figure 1, Figure 2, a kind of lifter assembly, including shell weld assembly 1, middle pipe weld assembly
2 and inner tube weld assembly 3, the lower end of shell weld assembly 1 is equipped with anti-rotation rocker device, and the upper end of shell weld assembly 1 is equipped with
Top regulating mechanism, middle pipe weld assembly 2 are placed in the inside of shell weld assembly 1, and the lower end of middle pipe weld assembly 2 is equipped with limit
The upper end of mechanism, middle pipe weld assembly 2 is equipped with positioning and driving mechanism, is equipped between shell weld assembly 1 and middle pipe weld assembly 2
Air spring 5, one end of air spring 5 are mounted on the positioning and driving mechanism of middle pipe weld assembly 2, air spring 5 it is another
It holds on the anti-rotation rocker device for being mounted on shell weld assembly 1 after the position-limit mechanism of middle pipe weld assembly 2, inner tube welding group
Part 3 is placed in the inside of middle pipe weld assembly 2, and the lower end of inner tube weld assembly 3 is equipped with combining mechanism 20, inner tube weld assembly 3
Upper end be equipped with top plate nut 23, between inner tube weld assembly 3 and middle pipe weld assembly 2 be equipped with chain joint assembly, the one of chain joint assembly
End is mounted on the top regulating mechanism of shell weld assembly 1, and the other end of chain joint assembly passes through the positioning of middle pipe weld assembly 2
It is mounted on after transmission mechanism on the combining mechanism 20 of inner tube weld assembly 3, shell weld assembly 1, middle pipe weld assembly 2 and inner tube
It is equipped with chain 4 between 3 three of weld assembly, chain 4 is in the anti-rotation rocker device of shell weld assembly 1, middle pipe weld assembly 2
One is formed between positioning and driving mechanism, the position-limit mechanism of middle pipe weld assembly 2 and the top regulating mechanism of shell weld assembly 1
Loop, chain 4 are mounted on the combining mechanism 20 of inner tube weld assembly 3.
As shown in fig. 6, shell weld assembly 1 includes that shell 18, bearing side cover plate 26, the fixed bracket 27 in top and top are led
To bracket 28, bearing side cover plate 26 is welded on the lower end of shell 18, and the fixed bracket 27 in top and top guide bracket 28 weld
On the upper end of shell 18, bearing side cover plate 26 is equipped with limiting bracket 6, and the lower end of shell 18 is equipped with anti-rotation bracket 7, bearing side
6 position of limiting bracket on cover board 26 is corresponding with 7 position of anti-rotation bracket on shell 18, and bearing side cover plate 26 is equipped with and is used for
First mounting hole 25 of air spring 5 is installed, one end of air spring 5 is mounted in the first mounting hole 25 of bearing side cover plate 26
And be fixed by elastic cylindrical pin 9, anti-rotation rocker device is placed on the limiting bracket 6 on bearing side cover plate 26 and shell 18
Anti-rotation bracket 7 between, top regulating mechanism is mounted on the fixed bracket 27 in top.
As shown in fig. 7, anti-rotation rocker device includes square shaft 29, rolling bearing 32 and nine tooth sprockets 33, square shaft 29 is one
Molding, square shaft 29 includes rectangular shaft part 30 and cylindrical shaft part 31, and rectangular shaft part 30 is placed in the limit branch of bearing side cover plate 26
At frame 6, cylindrical shaft part 31 passes through bearing side cover plate 26 and shell 18 is placed on the top of anti-rotation bracket 7,32 He of rolling bearing
It there are two nine tooth sprockets 33 are equal and is placed between shell 18 and bearing side cover plate 26, two of them rolling bearing 32 is installed respectively
On bearing side cover plate 26 and shell 18, the cylindrical shaft part 31 of square shaft 29 is mounted on rolling bearing 32, two nine tooth sprockets
33 are mounted on the cylindrical shaft part 31 of square shaft 29 and are placed between two rolling bearings 32, the circle of nine tooth sprockets 33 and square shaft 29
It is equipped with through-hole on cylindricality shaft part 31, open circles pin 34 and fixed straight pin 35 are equipped in through-hole, fixed straight pin 35 is placed in
In open circles pin 34, nine tooth sprockets 33 are located on the cylindrical shaft part 31 of square shaft 29 by open circles pin 34 and by solid
Determine straight pin 35 to be fixed, 31 one end of cylindrical shaft part of square shaft 29 is connected with the rectangular shaft part 30 of square shaft 29, square shaft 29
Cylindrical 31 other end of shaft part is equipped with anti-bull stick 8, and one end of anti-bull stick 8 is fixedly connected with the cylindrical shaft part 31 of square shaft 29,
The other end of anti-bull stick 8 is placed in the anti-rotation bracket 7 of shell 18.
As shown in figure 8, top regulating mechanism includes top adjusting bracket 41, step axle sleeve 38 and first pulley 36, top
Fixed bracket 27 is L-shaped, and the one side upper end of the fixed bracket 27 in top is equipped with the first dog hole 39, and one end of chain joint assembly is mounted on
In first dog hole 39, the another side of the fixed bracket 27 in top is equipped with the first waist-shaped hole 40, fixing threaded hole 52 and adjustment hole 49,
First waist-shaped hole 40, fixing threaded hole 52 and adjustment hole 49 successively divide from top to bottom on the another side of the fixed bracket 27 in top
Cloth, top adjusting bracket 41 are equipped with location hole 42, the second waist-shaped hole 46 and positioning flange 47, location hole 42, the second waist-shaped hole
46 are sequentially distributed in top adjusting bracket 41 from top to bottom with positioning flange 47, and the first screw 43 is equipped in location hole 42, the
It is equipped with the second screw 45 in two waist-shaped holes 46, step axle sleeve 38 is placed in the first waist-shaped hole 40, and first pulley 36 is mounted on step
Limited on axle sleeve 38 and by snap ring 37, the first screw 43 pass through after location hole 42 with the Step Shaft in the first waist-shaped hole 40
It covers 38 to be threadedly coupled, the second screw 45 is equipped with washer 44, and the second screw 45 passes through washer 44 and the second waist-shaped hole 46 and fixes
Screw hole 52 is threadedly coupled, and the upper end of adjustment hole 49, which is equipped with, adjusts flange 72, is adjusted and is welded with fixture nut 48 on flange 72, adjusts
It is equipped in hole 49 and adjusts bolt 51, adjusted bolt 51 and be equipped with adjusting nut 50, adjusted bolt 51 and pass through adjusting nut 50 and adjust
Fixture nut 48 on section flange 72 is threadedly coupled and is in contact with the positioning flange 47 in top adjusting bracket 41, and chain 4 is set
In in first pulley 36.
As shown in figure 9, middle pipe weld assembly 2 includes middle pipe 22 and top-support 53, top-support 53 is mounted on middle pipe 22
Upper end, top-support 53 there are two and be symmetrically distributed in upper end the right and left of middle pipe 22, set between two top-supports 53
There are upper frame locking plate 63 and upper frame baffle 54, upper frame locking plate 63 is placed in the upper end of top-support 53, and upper frame baffle 54 is placed in top branch
The lower end of frame 53, upper frame locking plate 63 are used to limit the top plate nut 23 of inner tube weld assembly 3, and upper frame baffle 54 is equipped with the second peace
Hole 55 is filled, one end of air spring 5 is fixedly mounted in the second mounting hole 55 of upper frame baffle 54, and position-limit mechanism is mounted on middle pipe
22 lower end, positioning and driving mechanism are mounted on top-support 53.
As shown in Figure 10, position-limit mechanism includes gear pipe 57, cylinder sleeve 56, support plate 59 and driven shaft 58, keeps off one end of pipe 57
It is welded on the lower end of middle pipe 22, support plate 59 is welded on one side on gear pipe 57, and the another side of support plate 59 is welded on middle pipe 22
On, driven shaft 58 is passed through and support plate 59 and is fixedly connected with support plate 59, cylinder sleeve 56 respectively with gear pipe 57, support plate 59 and driven
One end of axis 58 is mutually welded, and the shape of cylinder sleeve 56 is cylindrical, and air spring 5 is placed in cylinder sleeve 56, the other end of driven shaft 58
It is equipped with second pulley 60 and is fixed by the first plastic plug 61, the other end of gear pipe 57 is equipped with the second plastic plug 73, chain 4
It is placed in second pulley 60.
As shown in figure 11, positioning and driving mechanism includes third pulley 65, the 4th pulley 21 and the 5th pulley 70, third pulley
65 and the 4th pulley 21 be placed in one on the lateral surface of a top-support 53, the 5th pulley 70 be placed in two top-supports 53 it
Between, the center of third pulley 65, the 4th pulley 21 and the 5th pulley 70 is equipped with internal screw thread axle sleeve 64, and third pulley 65 and the 4th are slided
It is equipped with third screw 62 and the 4th screw 67 on wheel 21, support plain film 66 is equipped between third pulley 65 and the 4th pulley 21,
Third screw 62 pass through two top-supports 53 is threadedly coupled with internal screw thread axle sleeve 64, the 4th screw 67 pass through support plain film 66 and
Internal screw thread axle sleeve 64 is threadedly coupled, and the one side of the 5th pulley 70 is equipped with gear spacer 69, and the 5th pulley 70 is equipped with the 5th
Screw 68 and the 6th screw 71, top-support 53 and gear spacer 69 and internal screw thread axle sleeve 64 spiral shell of the 5th screw 68 across side
Line connection, the top-support 53 that the 6th screw 71 passes through the other side are threadedly coupled with internal screw thread axle sleeve 64, and it is sliding that chain 4 is placed in third
On wheel 65 and the 4th pulley 21, chain joint assembly is placed on the 5th pulley 70.
As shown in Fig. 4, Figure 12, inner tube weld assembly 3 includes inner tube 10 and bar shaped nut 12, and top plate nut 23 is welded on interior
On one end of pipe 10, bar shaped nut 12 is placed in inside the other end of inner tube 10 and is welded to connect with inner tube 10, and combining mechanism 20 wraps
Tooth form sliding block main body 15 and tooth form block 11 are included, the cross-sectional shape that tooth form slides block main body 15 is in zigzag, tooth form sliding shoe master
One end of body 15 is equipped with fixing bolt 13 and bar shaped gasket 14, and one end of tooth form sliding block main body 15 is worn by fixing bolt 13
It crosses bar shaped gasket 14 to be threadedly coupled with the bar shaped nut 12 in inner tube 10, tooth form slides the other end and tooth form block 11 of block main body 15
Welding, tooth form sliding block main body 15 are connect with chain joint assembly, and tooth form block 11 matches with chain 4.
As shown in Fig. 3, Figure 12, chain joint assembly includes roller chain 16, gib head 17 and heat-sealing tube 24, and gib head 17 is respectively placed in rolling
The both ends of subchain 16, tooth form slide block main body 15 and are equipped with the second dog hole 39 equipped with one end of fixing bolt 13, roller chain 16
It is closed in the second dog hole 39 that one end gib head 17 is placed in tooth form sliding block main body 15 and by heat-sealing tube 24, roller chain 16
Other end gib head 17 be fixedly connected with the top regulating mechanism of shell weld assembly 1.
As shown in figure 5, chain 4 is equipped with O-O type turnbuckle 19, the both ends of chain 4 are connected by O-O type turnbuckle 19
It connects so that chain 4 constitutes a loop, chain 4 is mounted on the tooth form block 11 of combining mechanism 20.
Wherein: the loop of chain 4 are as follows: nine tooth sprockets 33, tooth form block 11, third pulley 65, the 4th pulley 21, second
Pulley 60, first pulley 36, nine tooth sprockets 33.In use, by rocking bar mounted in square shaft 29 rectangular shaft part 30 on, by rocking bar come
Rotary square shaft 29, nine tooth sprockets 33 rotation on square shaft 29 drives the movement of chain 4, and chain 4 is matched with tooth form block 11, therefore
And the movement of chain 4 is along with the movement of tooth form block 11, when tooth form block 11 up moves, in tooth form sliding block main body 15 drives
Pipe 10 up moves, at the same time, since one end of roller chain 16 is fixed on shell 18, the rising of tooth form block 11 so that
Roller chain 16 loosens, since roller chain 16 passes through the 5th pulley 70, and work of the top-support 53 of middle pipe 22 by air spring 5
With, so when roller chain 16 loosens, air spring 5 moves upwards the top-support 53 of pipe 22 in jack-up, so that roller chain 16
Always exceptionally straight on the 5th pulley 70, and in the process, middle pipe 22 moves upwards, between third pulley 65 and nine tooth sprockets 33
Relative displacement increase, reduce identical relative displacement between second pulley 60 and first pulley 36, whole process realizes liter
The lifting operations of device assembly drop；Conversely, air spring 5 is acted on and compressed by roller chain 16 when lifter assembly declines.Chain 4
The coarse adjustment of length can be adjusted by O-O type turnbuckle 19, and the fine tuning of 4 length of chain can pass through top adjusting bracket
41 are adjusted, and adjust the turning effort of bolt 51 on positioning flange 47, so that entire top adjusting bracket 41 moves up and down,
And moving up and down for top adjusting bracket 41 enables to step axle sleeve 38 to move up and down, so first pulley 36 is with Step Shaft
Set 38 moves up and down, chain 4 is finely adjusted and can be tightened, it is ensured that the safety and stability of entire lifter assembly, reliably
Property it is high.
Claims (10)
1. a kind of lifter assembly, characterized in that including shell weld assembly (1), middle pipe weld assembly (2) and inner tube welding group
The lower end of part (3), the shell weld assembly (1) is equipped with anti-rotation rocker device, and the upper end of the shell weld assembly (1) is equipped with
Top regulating mechanism, the middle pipe weld assembly (2) are placed in the inside of shell weld assembly (1), the middle pipe weld assembly
(2) lower end is equipped with position-limit mechanism, and the upper end of the middle pipe weld assembly (2) is equipped with positioning and driving mechanism, the shell weldering
Air spring (5) are equipped between connected components (1) He Zhongguan weld assembly (2), one end of the air spring (5) is mounted on middle pipe
On the positioning and driving mechanism of weld assembly (2), the other end of the air spring (5) passes through the limit of middle pipe weld assembly (2)
It is mounted on after mechanism on the anti-rotation rocker device of shell weld assembly (1), the inner tube weld assembly (3) is placed in middle pipe welding
The lower end of the inside of component (2), said inner tube weld assembly (3) is equipped with combining mechanism (20), said inner tube weld assembly (3)
Upper end is equipped with top plate nut (23), and chain joint assembly is equipped between inner tube weld assembly (3) the He Zhongguan weld assembly (2),
One end of the chain joint assembly is mounted on the top regulating mechanism of shell weld assembly (1), the other end of the chain joint assembly
It is described on the combining mechanism (20) for being mounted on inner tube weld assembly (3) after the positioning and driving mechanism of middle pipe weld assembly (2)
Chain (4) are equipped between shell weld assembly (1), middle pipe weld assembly (2) and inner tube weld assembly (3) three, the chain
Item (4) is in the anti-rotation rocker device of shell weld assembly (1), the positioning and driving mechanism of middle pipe weld assembly (2), middle pipe welding group
A loop, the chain are formed between the position-limit mechanism of part (2) and the top regulating mechanism of shell weld assembly (1)
(4) it is mounted on the combining mechanism (20) of inner tube weld assembly (3).
2. a kind of lifter assembly according to claim 1, characterized in that the shell weld assembly (1) includes outer
Shell (18), bearing side cover plate (26), top fixed bracket (27) and top guide bracket (28), the bearing side cover plate (26)
It is welded on the lower end of shell (18), the top fixed bracket (27) and top guide bracket (28) are welded on shell (18)
Upper end on, the bearing side cover plate (26) is equipped with limiting bracket (6), and the lower end of the shell (18) is equipped with anti-rotation bracket
(7), limiting bracket (6) position on the bearing side cover plate (26) is corresponding with anti-rotation bracket (7) position on shell (18),
The bearing side cover plate (26) is equipped with the first mounting hole (25) for installing air spring (5), the air spring (5)
One end be mounted in the first mounting hole (25) of bearing side cover plate (26) and be fixed by elastic cylindrical pin (9), it is described
Anti-rotation rocker device be placed between the anti-rotation bracket (7) on the limiting bracket (6) on bearing side cover plate (26) and shell (18),
The top regulating mechanism is mounted on top fixed bracket (27).
3. a kind of lifter assembly according to claim 2, characterized in that the anti-rotation rocker device includes square shaft
(29), rolling bearing (32) and nine tooth sprockets (33), the square shaft (29) are that integrally formed, described square shaft (29) includes
Rectangular shaft part (30) and cylindrical shaft part (31), the rectangular shaft part (30) are placed in the limiting bracket of bearing side cover plate (26)
(6) at, the cylindrical shaft part (31) passes through bearing side cover plate (26) and shell (18) is placed on the upper of anti-rotation bracket (7)
Side, the rolling bearing (32) and nine tooth sprockets (33) there are two and be placed in shell (18) and bearing side cover plate (26) it
Between, two of them rolling bearing (32) is separately mounted on bearing side cover plate (26) and shell (18), the circle of the square shaft (29)
Cylindricality shaft part (31) is mounted on rolling bearing (32), and two nine tooth sprockets (33) are mounted on the cylindrical shaft part of square shaft (29)
(31) it on and is placed between two rolling bearings (32), the cylindrical shaft part (31) of nine tooth sprockets (33) and square shaft (29)
On be equipped with through-hole, open circles pin (34) and fixation straight pin (35), the fixation straight pin are equipped in the through-hole
(35) it is placed in open circles pin (34), nine tooth sprockets (33) are located in square shaft (29) by open circles pin (34)
It is fixed on cylindrical shaft part (31) and by fixed straight pin (35), cylindrical shaft part (31) one end of the square shaft (29)
It is connected with the rectangular shaft part (30) of square shaft (29), cylindrical shaft part (31) other end of the square shaft (29) is equipped with anti-bull stick
(8), one end of the anti-bull stick (8) is fixedly connected with the cylindrical shaft part (31) of square shaft (29), the anti-bull stick (8) it is another
End is placed in the anti-rotation bracket (7) of shell (18).
4. a kind of lifter assembly according to claim 2 or 3, characterized in that the top regulating mechanism includes top
Portion's adjusting bracket (41), step axle sleeve (38) and first pulley (36), the top fixed bracket (27) are L-shaped, the top
The one side upper end in portion fixed bracket (27) is equipped with the first dog hole (39), and one end of the chain joint assembly is mounted on the first dog hole
(39) in, the another side of the top fixed bracket (27) is equipped with the first waist-shaped hole (40), fixing threaded hole (52) and adjusts
Hole (49), first waist-shaped hole (40), fixing threaded hole (52) and adjustment hole (49) are another top fixed bracket (27)
It is sequentially distributed from top to bottom on side, the top adjusting bracket (41) is equipped with location hole (42), the second waist-shaped hole (46)
With positioning flange (47), the location hole (42), the second waist-shaped hole (46) and positioning flange (47) are in top adjusting bracket
(41) it is sequentially distributed from top to bottom on, is equipped with the first screw (43) in the location hole (42), second waist-shaped hole
(46) the second screw (45) are equipped in, the step axle sleeve (38) is placed in the first waist-shaped hole (40), the first pulley
(36) it is mounted on step axle sleeve (38) and is limited by snap ring (37), first screw (43) passes through location hole
(42) it is threadedly coupled afterwards with the step axle sleeve (38) in the first waist-shaped hole (40), second screw (45) is equipped with washer
(44), second screw (45) passes through washer (44) and the second waist-shaped hole (46) is threadedly coupled with fixing threaded hole (52), institute
The upper end for stating adjustment hole (49), which is equipped with, adjusts flange (72), is welded with fixture nut (48), institute on the adjusting flange (72)
It is equipped in the adjustment hole (49) stated and adjusts bolt (51), the adjusting bolt (51) is equipped with adjusting nut (50), described
Adjust bolt (51) pass through adjusting nut (50) with adjusting flange (72) on fixture nut (48) be threadedly coupled and with top tune
Positioning flange (47) on section bracket (41) is in contact, and the chain (4) is placed on first pulley (36).
5. a kind of lifter assembly according to claim 1, characterized in that during the middle pipe weld assembly (2) includes
Pipe (22) and top-support (53), the top-support (53) are mounted on the upper end of middle pipe (22), the top-support
(53) there are two and be symmetrically distributed in upper end the right and left of middle pipe (22), be equipped with upper frame locking plate between two top-supports (53)
(63) and upper frame baffle (54), the upper frame locking plate (63) are placed in the upper end of top-support (53), the upper frame baffle
(54) it is placed in the lower end of top-support (53), the upper frame locking plate (63) is used to limit the top plate spiral shell of inner tube weld assembly (3)
Female (23), the upper frame baffle (54) are equipped with the second mounting hole (55), and one end of the air spring (5) is fixedly mounted on
In the second mounting hole (55) of upper frame baffle (54), the position-limit mechanism is mounted on the lower end of middle pipe (22), the positioning
Transmission mechanism is mounted on top-support (53).
6. a kind of lifter assembly according to claim 5, characterized in that the position-limit mechanism include gear pipe (57),
One end of cylinder sleeve (56), support plate (59) and driven shaft (58), the gear pipe (57) is welded on the lower end of middle pipe (22), the branch
Fagging (59) is welded on one side on gear pipe (57), and the another side of the support plate (59) is welded on middle pipe (22), described
Driven shaft (58) is passed through and support plate (59) and is fixedly connected with support plate (59), the cylinder sleeve (56) respectively with gear pipe (57),
Support plate (59) is mutually welded with one end of driven shaft (58), cylindrical, the described air spring of the shape of the cylinder sleeve (56)
(5) it is placed in cylinder sleeve (56), the other end of the driven shaft (58) is equipped with second pulley (60) and passes through the first plastic plug
(61) fixed, the other end of the gear pipe (57) is equipped with the second plastic plug (73), and the chain (4) is placed in second pulley
(60) on.
7. a kind of lifter assembly according to claim 5 or 6, characterized in that the positioning and driving mechanism includes the
Three pulleys (65), the 4th pulley (21) and the 5th pulley (70), the third pulley (65) and the 4th pulley (21) are placed in it
In a top-support (53) lateral surface on, the 5th pulley (70) is placed between two top-supports (53), described
The center of third pulley (65), the 4th pulley (21) and the 5th pulley (70) is equipped with internal screw thread axle sleeve (64), and the third is sliding
Third screw (62) and the 4th screw (67) are equipped on wheel (65) and the 4th pulley (21), the third pulley (65) and the
Support plain film (66) is equipped between four pulleys (21), the third screw (62) passes through two top-supports (53) and internal screw thread
Axle sleeve (64) is threadedly coupled, and the 4th screw (67) passes through support plain film (66) and is threadedly coupled with internal screw thread axle sleeve (64),
The one side of 5th pulley (70) is equipped with gear spacer (69), and the 5th pulley (70) is equipped with the 5th screw
(68) and the 6th screw (71), the 5th screw (68) pass through side top-support (53) and gear spacer (69) with it is interior
Screw thread axle sleeve (64) is threadedly coupled, and the 6th screw (71) passes through the top-support (53) and internal screw thread axle sleeve of the other side
(64) it is threadedly coupled, the chain (4) is placed on third pulley (65) and the 4th pulley (21), and the chain joint assembly is placed in
On 5th pulley (70).
8. a kind of lifter assembly according to claim 1, characterized in that the inner tube weld assembly (3) includes interior
Pipe (10) and bar shaped nut (12), the top plate nut (23) are welded on one end of inner tube (10), the bar shaped nut
(12) it is placed in inside the other end of inner tube (10) and is welded to connect with inner tube (10), the combining mechanism (20) includes that tooth form is sliding
Motion block main body (15) and tooth form block (11), the cross-sectional shape of tooth form sliding block main body (15) are in zigzag, and the tooth form is sliding
One end of motion block main body (15) is equipped with fixing bolt (13) and bar shaped gasket (14), and the tooth form slides the one of block main body (15)
End passes through bar shaped gasket (14) by fixing bolt (13) and is threadedly coupled with the bar shaped nut (12) on inner tube (10), the tooth form
The other end and tooth form block (11) for sliding block main body (15) weld, and tooth form sliding block main body (15) and chain joint assembly connect
It connects, the tooth form block (11) matches with chain (4).
9. a kind of lifter assembly according to claim 8, characterized in that the chain joint assembly includes roller chain
(16), gib head (17) and heat-sealing tube (24), the gib head (17) are respectively placed in the both ends of roller chain (16), the tooth form sliding
One end that block main body (15) is equipped with fixing bolt (13) is equipped with the second dog hole (39), one end gib head of the roller chain (16)
(17) it is closed in the second dog hole (39) being placed in tooth form sliding block main body (15) and by heat-sealing tube (24), the roller
The other end gib head (17) of chain (16) is fixedly connected with the top regulating mechanism of shell weld assembly (1).
10. a kind of lifter assembly according to claim 8 or claim 9, characterized in that the chain (4) is equipped with O-O type
The both ends of turnbuckle (19), the chain (4) are connected by O-O type turnbuckle (19) so that chain (4) constitutes an envelope
Loop circuit, the chain (4) are mounted on the tooth form block (11) of combining mechanism (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811567349.8A CN109812671A (en) | 2018-12-20 | 2018-12-20 | A kind of lifter assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811567349.8A CN109812671A (en) | 2018-12-20 | 2018-12-20 | A kind of lifter assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109812671A true CN109812671A (en) | 2019-05-28 |
Family
ID=66602206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811567349.8A Pending CN109812671A (en) | 2018-12-20 | 2018-12-20 | A kind of lifter assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109812671A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0688687A1 (en) * | 1994-03-30 | 1995-12-27 | FISCHER, Friedrich | Lifting device |
| CN201140974Y (en) * | 2007-11-09 | 2008-10-29 | 刘清华 | Liftable hand-propelled truck |
| CN106966318A (en) * | 2017-06-01 | 2017-07-21 | 昆山哲特机电科技有限公司 | A kind of tatami lift |
| CN209583548U (en) * | 2018-12-20 | 2019-11-05 | 杭州斗源机械电子有限公司 | A kind of lifter assembly apparatus |
-
2018
- 2018-12-20 CN CN201811567349.8A patent/CN109812671A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0688687A1 (en) * | 1994-03-30 | 1995-12-27 | FISCHER, Friedrich | Lifting device |
| CN201140974Y (en) * | 2007-11-09 | 2008-10-29 | 刘清华 | Liftable hand-propelled truck |
| CN106966318A (en) * | 2017-06-01 | 2017-07-21 | 昆山哲特机电科技有限公司 | A kind of tatami lift |
| CN209583548U (en) * | 2018-12-20 | 2019-11-05 | 杭州斗源机械电子有限公司 | A kind of lifter assembly apparatus |
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