CN112554772A - Ladder for architectural decoration capable of changing gear, adjusting angle and height and moving left and right - Google Patents
Ladder for architectural decoration capable of changing gear, adjusting angle and height and moving left and right Download PDFInfo
- Publication number
- CN112554772A CN112554772A CN202011456682.9A CN202011456682A CN112554772A CN 112554772 A CN112554772 A CN 112554772A CN 202011456682 A CN202011456682 A CN 202011456682A CN 112554772 A CN112554772 A CN 112554772A
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- ladder
- gear
- bevel gear
- shifting
- rod
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/14—Ladders capable of standing by themselves
- E06C1/16—Ladders capable of standing by themselves with hinged struts which rest on the ground
- E06C1/18—Ladders capable of standing by themselves with hinged struts which rest on the ground with supporting struts formed as ladders
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/397—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders characterised by having wheels, rollers, or runners
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/02—Extending means
- E06C7/04—Hand-operated extending means carried by the ladder
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The invention discloses a ladder for architectural decoration capable of adjusting the angle height by changing gears and moving left and right, which comprises a left ladder and a right ladder, and is characterized in that connecting rods are arranged at the inner sides of cross pedals of the left ladder and the right ladder through first hinges, the two connecting rods are connected through second hinges, a threaded hole is formed in the center of each second hinge, a first connecting rod is arranged between the bottom ends of two vertical beams of the right ladder, second rollers are arranged at the two ends of the first connecting rod, a second connecting rod is arranged between the bottom ends of the two vertical beams of the left ladder, third rollers are arranged at the two ends of the second connecting rod, a first fluted disc is arranged in the middle of the second connecting rod, a chain protective cover is arranged at the center of the left ladder, operation boxes are arranged at the upper ends of the left ladder and the right ladder, the functions of the ladders can be switched freely through two gears, the ladder has stronger practicability and better use effect, and meets the requirements of modern people on the working efficiency and safety during use.
Description
Technical Field
The invention relates to the technical field of ladders, in particular to a ladder capable of changing gears, adjusting the angle and the height and moving left and right for architectural decoration.
Background
The ladder is a common tool in life, and provides a lot of convenience for daily life.
The ladder is the appurtenance commonly used in the architectural decoration field generally, but ordinary ladder can only be fixed at the same high single direction of same position, if whitewash the wall body during architectural decoration, the buckle, the rubber coating etc., because the height of ladder wall body is higher, the ladder is in fixedly all the time, and then can't work to wall body wall, the ladder position is in single direction always, it only slowly rotates on the ladder to need to remove the health direction, this operation potential safety hazard is great, can't guarantee workman's personal safety, and one side wall body is longer, because human arm exhibition is limited, when operating in the front, unable one-time operation is accomplished, need frequent ladder from top to bottom, carry out the displacement operation to the ladder, take trouble and difficultly, reduce work efficiency, it has been difficult to cause ordinary ladder to satisfy modern people's work efficiency and safe requirement when using.
Based on the above, the invention designs the ladder for architectural decoration, which can be shifted and adjusted in angle and height and can move left and right, so as to solve the problems.
Disclosure of Invention
The invention aims to provide a ladder for architectural decoration, which can be shifted, adjusted in angle and height and can move left and right, so as to solve the problems that the common ladder in the prior art can only be fixed at the same position and at the same height in a single direction, if the wall body is painted, buckled and glued during architectural decoration, because the height of the wall body of the ladder is higher, the ladder is always fixed, and further the wall body of the wall body can not be operated, the position of the ladder is always in a single direction, the body moving direction is only required to slowly rotate on the ladder, the potential safety hazard of the operation is larger, the personal safety of workers can not be ensured, and one wall body is longer, because the arm extension of the human body is limited, when the front is operated, the operation can not be finished at one time, and the user needs to go up and down the ladder frequently, the ladder is subjected to displacement operation, which wastes time and labor, reduces the working efficiency, and causes the problem that the common ladder is difficult to meet the requirements of modern people on the working efficiency and safety during use.
In order to achieve the purpose, the invention provides the following technical scheme:
a ladder with variable gear and adjustable angle height and capable of moving left and right for architectural decoration comprises a left ladder and a right ladder, and is characterized in that connecting rods are arranged on the inner sides of cross pedals of the left ladder and the right ladder through first hinges, the two connecting rods are connected through second hinges, a threaded hole is formed in the center of each second hinge, a first connecting rod is arranged between the bottom ends of two vertical beams of the right ladder, second rollers are arranged at two ends of the first connecting rod, a second connecting rod is arranged between the bottom ends of the two vertical beams of the left ladder, third rollers are arranged at two ends of the second connecting rod, a first fluted disc is arranged in the middle of the second connecting rod, a chain protective cover is arranged in the center of the left ladder, operation box bodies are arranged at the upper ends of the left ladder and the right ladder, a turntable is arranged at the upper part of each operation box body through a first bearing, a back plate is arranged on the turntable, the bottom end of the first rotating rod is provided with a first bevel gear, a transmission mechanism is arranged in the operating box body and comprises a transmission rod, two ends of the transmission rod are provided with L-shaped connecting rods, pedal pedals are movably arranged on the L-shaped connecting rods, two ends of the transmission rod are arranged on two side walls of the operating box body through second bearings, the transmission rod is provided with a first driven gear, a first driving wheel, a second driving wheel, a driven double-sided bevel gear, a third driving wheel and a second bevel gear, baffle teeth are arranged on the left side wall and the right side wall of the first driven gear, a circle of first circular sliding groove is formed in the left side wall of the first driven gear, a first circular sliding block is arranged in the first circular sliding groove, and a first gear shifting fork is arranged on the first circular sliding block, the first shifting fork is sleeved with a first transverse sleeve which is fixedly arranged on the top of the operation box body, the left end of the first shifting fork is provided with a first shifting block, a first Z-shaped shifting rod is arranged in the first shifting block, the right side wall of the driven double-sided bevel gear is provided with a circle of second circular chute, a second circular sliding block is arranged in the second circular chute, a second shifting fork is arranged on the second circular sliding block, a second transverse sleeve is sleeved on the second shifting fork, the second transverse sleeve is fixedly arranged on the top of the operation box body, the right end of the second shifting fork is provided with a second shifting block, a second Z-shaped shifting rod is arranged in the second shifting block, a second rotating rod is arranged between the front end and the rear end of the operation box body through a third bearing, and a second driven gear is fixedly arranged on the second rotating rod, a second fluted disc is arranged on the right side wall of the second driven gear, a circle of jacks are arranged on the right side wall of the second fluted disc, a group of third transverse sleeves are fixedly arranged below the inner wall of the top of the operation box body through a group of first vertical rods, an inserted link is inserted in the third transverse sleeve, a third shifting block is arranged at the right end of the inserted link, a shifting lever is arranged in the third shifting block, the top end of the deflector rod penetrates through the left side wall of the operation box body and extends out, the bottom of the operation box body is provided with a threaded rod through a fourth bearing, the top end of the threaded rod is provided with a third bevel gear, the bottom of the threaded rod is provided with a limiting disc, a first vertical sleeve is arranged on the inner top wall at the rear end of the operation box body, a Z-shaped rocker is inserted in the first vertical sleeve, the Z-shaped rocker penetrates through the top of the operation box body and extends out of the operation box body, and a fourth bevel gear is arranged at the bottom of the Z-shaped rocker.
As a further scheme of the invention, stabilizer bars are arranged on the outer sides of the bottoms of the vertical beams of the left ladder and the right ladder, a T-shaped sliding groove is formed in the bottom of each stabilizer bar, a spring is arranged in each T-shaped sliding groove, a T-shaped sliding rod is arranged at the bottom of each spring, a roller base is arranged at the bottom of each T-shaped sliding rod, and a first roller is arranged on each roller base.
As a further scheme of the invention, the threaded rod is arranged in the threaded hole of the second hinge, and the rotation of the threaded rod drives the second hinge to move up and down, so that the size of the included angle of the connecting rod is changed.
As a further scheme of the invention, the left ladder is fixedly connected with the bottom of the left end of the operation box body, the right ladder is connected with the bottom of the right end of the operation box body through a third hinge, and the right ladder rotates around the shaft of the third hinge.
As a further scheme of the invention, the left-right shifting of the first Z-shaped gear shifting lever pushes the first shifting block to move left and right, and further pushes the first gear shifting fork to move left and right, and further pushes the first driven gear to move left and right on the transmission rod, the first driven gear moves left and is in a static state, the first driven gear moves right, so that the first driven gear is meshed with the gear teeth on the first driving wheel and further moves along with the first driving wheel, the first driven gear moves right and is meshed with the second driven gear, and further the second driven gear moves along with the first driven gear, so that the second toothed disc moves along with the first driven gear, the second toothed disc is connected with the first toothed disc through a chain, and the first toothed disc moves along with the second toothed disc in the same direction through the chain.
As a further scheme of the invention, the inserted link and the jack are on the same horizontal line, and the left and right shifting of the shifting lever causes the inserted link and the jack to perform the pulling and inserting movement, so as to limit and release the second gear disc.
As a further scheme of the invention, the left and right poking of the second Z-shaped gear shifting lever pushes the left and right moving of the second poking block, thereby pushing the second gear shifting fork to move left and right and further pushing the driven double-sided bevel gear to move left and right on the transmission rod, the driven double-sided bevel gear moves leftwards to enable the driven double-sided bevel gear to be meshed with the gear teeth on the second driving wheel, then the driven double-sided bevel gear moves along with the second driving wheel and moves leftwards to be meshed with the first bevel gear, the first bevel gear moves along with the driven double-sided bevel gear, the driven double-sided bevel gear moves rightwards to enable the driven double-sided bevel gear to be meshed with gear teeth on a third driving wheel, and then the third driving wheel is driven to move, the driven double-face conical gear moves rightwards to be meshed with the third conical gear, and then the third conical gear moves along with the driven double-face conical gear.
As a further scheme of the invention, the Z-shaped rocker slides up and down in the first vertical sleeve and drives the fourth bevel gear to be meshed and separated with the third driving wheel.
As a further aspect of the present invention, the diameter of the first driven gear is three times that of the second driven gear, the diameter of the driven double-sided bevel gear is three times that of the first bevel gear and the third bevel gear, and the diameter of the second toothed disc is five times that of the first toothed disc.
Compared with the prior art, the invention has the beneficial effects that:
the ladder of the invention realizes the random switching between the functions of the ladder through two gear shifts, each function is not influenced mutually, the ladder is switched between the static state and the left-right motion state through the left-right shifting of the first Z-shaped gear shift rod, the ladder is moved leftwards and rightwards according to the clockwise and anticlockwise rotation of the pedal, the second gear plate is limited and released through the pulling and inserting motion state of the insertion rod and the insertion hole, the stability of the ladder in the static process is ensured, the motion performance of the ladder can be ensured, the flexibility of the ladder is realized, a worker does not need to frequently go up and down the ladder to move the ladder, time and labor are saved, the work efficiency of the worker is improved, the ladder is switched on the rotation function and the height adjusting function through the left-right shifting of the second Z-shaped gear shift rod, and the position angle adjustment of the worker on the ladder can be realized, avoid the workman to stand and move the step, the potential safety hazard of production can realize the regulation to the ladder height again for the practicality of ladder is stronger, and the result of use is better, satisfies work efficiency and safe requirement when modern is to using.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view showing the overall appearance of a ladder for architectural decoration, which can be adjusted in angle and height by changing gears and can be moved left and right according to the present invention;
FIG. 2 is a schematic view of the internal structure of a ladder operating box body for architectural decoration, which can be shifted to adjust the angle and height and can move left and right according to the invention;
FIG. 3 is a schematic view of the structure of the ladder displacement linkage for architectural decoration that can be shifted to adjust the angle and height and can be moved left and right according to the invention;
FIG. 4 is an enlarged view of a ladder A for architectural decoration, which can be shifted to adjust the angle and height and can move left and right, according to the present invention;
FIG. 5 is an enlarged view of the structure of a ladder B for architectural decoration, which can be shifted to adjust the angle and height and can move left and right according to the invention;
FIG. 6 is a schematic left view of a first driven gear of a ladder for architectural decoration capable of adjusting the angle and height by changing gears and moving left and right according to the invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. a left ladder; 2. a right ladder; 3. a stabilizer bar; 4. a chute; 5. a spring; 6. a T-shaped slide bar; 7. a roller base; 8. a first roller; 9. a first hinge; 10. a connecting rod; 11. a second hinge; 12. a threaded hole; 13. a first connecting rod; 14. a second roller; 15. a second connecting rod; 16. a third roller; 17. a first drive wheel; 18. a first fluted disc; 19. a chain guard; 20. operating the box body; 21. a first bearing 22, a turntable; 23. a backrest plate; 24. a first rotating lever; 25. a first bevel gear; 26. a transmission mechanism; 27. a transmission rod; 28. an L-shaped connecting rod; 29. pedaling; 30. a second bearing; 31. a driven double-sided bevel gear; 32. a third driving wheel; 33. gear teeth; 34. a first circular chute; 35. a first circular slider; 36. a first shift fork; 37. a first transverse sleeve; 38. a first shifting block; 39. a first Z-shaped shift lever; 40. a second circular chute; 41. a second circular slider; 42. a second shift fork; 43. a second transverse sleeve; 44. a second drive wheel; 45. a second shifting block; 46. a second Z-shaped shift lever; 47. a third bearing; 48. a second rotating rod; 49. a second driven gear; 50. a second fluted disc; 51. a jack; 52. a third transverse sleeve; 53. inserting a rod; 54. a third shifting block; 55. a deflector rod; 56. a fourth bearing; 57. a threaded rod; 58. a third bevel gear; 59. a limiting disc; 60. a first vertical sleeve; 61. a Z-shaped rocker; 62. a fourth bevel gear; 63. a third hinge; 64. a chain; 65. a second bevel gear; 66. a first driven gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-6, according to the embodiment of the present invention, there is provided a ladder for architectural decoration capable of changing a gear and adjusting an angle height and moving left and right, comprising a left ladder 1 and a right ladder 2, wherein the inner sides of the horizontal steps of the left ladder 1 and the right ladder 2 are provided with connecting rods 10 through first hinges 9, the two connecting rods 10 are connected through second hinges 11, a threaded hole 12 is formed at the center of the second hinge 11, a first connecting rod 13 is arranged between the bottom ends of the two vertical beams of the right ladder 2, second rollers 14 are arranged at both ends of the first connecting rod 13, a second connecting rod 15 is arranged between the bottom ends of the two vertical beams of the left ladder 1, third rollers 16 are arranged at both ends of the second connecting rod 15, a first fluted disc 18 is arranged in the middle of the second connecting rod 15, a chain guard 19 is arranged at the center of the left ladder 1, and an operation box 20 is arranged at the upper ends of the right ladder 2, the upper portion of the operation box body 20 is provided with a rotating disc 22 through a first bearing 21, a back plate 23 is arranged on the rotating disc 22, a first rotating rod 24 is arranged at the bottom of the center of the rotating disc 22, a first conical gear 25 is arranged at the bottom end of the first rotating rod 24, a transmission mechanism 26 is arranged inside the operation box body 20 and comprises a transmission rod 27, L-shaped connecting rods 28 are arranged at two ends of the transmission rod 27, pedal pedals 29 are movably arranged on the L-shaped connecting rods 28, two ends of the transmission rod 27 are arranged on two side walls of the operation box body 20 through second bearings 30, a first driven gear 66, a first driving wheel 17, a second driving wheel 44, a driven double-faced conical gear 31, a third driving wheel 32, a second conical gear 65 are arranged on the transmission rod 27, and the first driven gear 66, the first driving wheel 17, the second driving wheel 44, the driven double-faced conical, The left side wall and the right side wall of the third driving wheel 32 are provided with gear teeth 33, the left side wall of the first driven gear 66 is provided with a circle of first circular sliding groove 34, a first circular sliding block 35 is arranged inside the first circular sliding groove 34, a first shifting fork 36 is arranged on the first circular sliding block 35, a first transverse sleeve 37 is sleeved on the first shifting fork 36, the first transverse sleeve 37 is fixedly arranged on the top of the operation box body 20, a first shifting block 38 is arranged at the left end of the first shifting fork 36, a first Z-shaped shifting rod 39 is arranged in the first shifting block 38, a circle of second circular sliding groove 40 is arranged on the right side wall of the driven double-face conical gear 31, a second circular sliding block 41 is arranged inside the second circular sliding groove 40, a second shifting fork 42 is arranged on the second circular sliding block 41, and a second transverse sleeve 43 is sleeved on the second shifting fork 42, the second transverse sleeve 43 is fixedly arranged on the top of the operation box body 20, the right end of the second shifting fork 42 is provided with a second shifting block 45, a second Z-shaped shifting rod 46 is arranged in the second shifting block 45, a second rotating rod 48 is arranged between the front end and the rear end of the operation box body 20 through a third bearing 47, a second driven gear 49 is fixedly arranged on the second rotating rod 48, a second fluted disc 50 is arranged on the right side wall of the second driven gear 49, a circle of jack 51 is arranged on the right side wall of the second fluted disc 50, a group of third transverse sleeves 52 is fixedly arranged below the inner wall of the top of the operation box body 20 through a group of first vertical rods, an inserted rod 53 is inserted into the third transverse sleeves 52, a third shifting block 54 is arranged at the right end of the inserted rod 53, a shifting rod 55 is arranged in the third shifting block 54, and the top end of the shifting rod 55 penetrates through the left side wall of the operation box body 20 and extends, the bottom of the operation box body 20 is provided with a threaded rod 57 through a fourth bearing 56, the top end of the threaded rod 57 is provided with a third bevel gear 58, the bottom of the threaded rod 57 is provided with a limiting disc 59, the inner top wall of the rear end of the operation box body 20 is provided with a first vertical sleeve 60, a Z-shaped rocker 61 is inserted into the first vertical sleeve 60, the Z-shaped rocker 61 passes through the top of the operation box body 20 and extends outwards, the bottom of the Z-shaped rocker 61 is provided with a fourth bevel gear 62, the outer sides of the bottoms of the vertical beams of the left ladder 1 and the right ladder 2 are provided with a stabilizer bar 3, the inner bottom of the stabilizer bar 3 is provided with a T-shaped chute 4, the T-shaped chute 4 is internally provided with a spring 5, the bottom of the spring 5 is provided with a T-shaped slide bar 6, the bottom of the T-shaped slide bar 6 is provided with a roller base 7, the, the rotation of the threaded rod 57 drives the second hinge 11 to move up and down, so as to drive the change of the included angle of the connecting rod 10, the left ladder 1 is fixedly connected with the bottom of the left end of the operation box body 20, the right ladder 2 is connected with the bottom of the right end of the operation box body 20 through a third hinge 63, the right ladder 2 rotates around the shaft of the third hinge 63, the left and right poking of the first Z-shaped gear shifting rod 39 pushes the first shifting block 38 to move left and right, the first gear shifting fork 36 to move left and right, the first driven gear 66 is pushed to move left and right on the transmission rod 27, the first driven gear 66 moves left and is in a static state, the first driven gear 66 moves right, so that the first driven gear 66 is meshed with the gear teeth 33 on the first driving wheel 17 and then moves right along with the first driving wheel 17, and the first driven gear 66 is meshed with the second driven gear 49, the second driven gear 49 moves along with the first driven gear 66 to cause the second fluted disc 50 to move along with the first driven gear 66, the second fluted disc 50 is connected with the first fluted disc 18 through the chain 64, the first fluted disc 18 moves along with the second fluted disc 50 through the chain 64, the inserted link 53 and the jack 51 are on the same horizontal line, the left and right poking of the poking rod 55 causes the inserted link 53 and the jack 51 to perform the inserting and pulling movement to limit and release the second fluted disc 50, the left and right poking of the second Z-shaped gear shifting rod 46 drives the left and right movement of the second poking block 45 to further drive the left and right movement of the second gear shifting fork 42 to further drive the left and right movement of the driven double-sided conical gear 31 on the transmission rod 27, the left movement of the driven double-sided conical gear 31 causes the driven double-sided conical gear 31 to be meshed with the gear 33 on the second driving wheel 44 to further follow the second driving wheel 44, and the driven double-sided bevel gear 31 moves leftwards to be meshed with the first bevel gear 25, the first bevel gear 25 moves along with the driven double-sided bevel gear 31, the driven double-sided bevel gear 31 moves rightwards to enable the driven double-sided bevel gear 31 to be meshed with the gear teeth 33 on the third driving wheel 32 and further move along with the third driving wheel 32, the driven double-sided bevel gear 31 moves rightwards to be meshed with the third bevel gear 58, the third bevel gear 58 moves along with the driven double-sided bevel gear 31, the Z-shaped rocker 61 slides up and down in the first vertical sleeve 60 and drives the fourth bevel gear 62 to be meshed with and separated from the third driving wheel 32, the diameter of the first driven gear 66 is three times that of the second driven gear 49, and the diameter of the driven double-sided bevel gear 31 is three times that of the first bevel gear 25 and the third bevel gear 58, the diameter of the second cog 50 is five times the diameter of the first cog.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
With continued reference to fig. 1-3, the transmission rod 27 is driven by the pedal 29 to provide power for the transmission mechanism 26, the left-right shifting of the first Z-shaped shift lever 39 pushes the first shift block 38 to move left and right, and further pushes the first shift fork 36 to move left and right, and further pushes the first driven gear 66 to move left and right on the transmission rod 27, the first driven gear 66 moves left and is in a stationary state, the first driven gear 66 moves right, so that the first driven gear 66 is engaged with the shift tooth 33 on the first driving wheel 17, and further follows the first driving wheel 17 to move, and the first driven gear 66 moves right and is engaged with the second driven gear 49, and further the second driven gear 49 follows the first driven gear 66, so that the second cog 50 follows the first driven gear 66, and the second cog 50 is connected to the first cog 18 through the chain 64, first fluted disc 18 follows second fluted disc 50 syntropy through chain 64, drives third gyro wheel 16 simultaneously and rolls, and according to the clockwise and anticlockwise rotation of step 29, moves left and moves right the ladder, realizes the flexibility of ladder, and the workman does not need frequently to go up and down the ladder, removes the ladder, and labour saving and time saving improves workman work efficiency.
Continuing to refer to fig. 3, through setting up inserted bar 53 and jack 51 on same water flat line, and stirring about driving lever 55 and cause inserted bar 53 and jack 51 to take out and insert the motion, carry out spacing and release to second fluted disc 50, place ladder bottom roller simultaneous movement, cause the unstability of ladder, produce the potential safety hazard, guaranteed the stability of ladder in static process, can guarantee the motion performance of ladder again.
With continued reference to fig. 1-3, by retracting the legs of the worker on the rotary table 22, the legs are prevented from affecting the rotation of the rotary table 22, the Z-shaped rocker 61 slides up and down in the first vertical sleeve 60 and drives the fourth bevel gear 62 to engage with and disengage from the third driving wheel 32, the Z-shaped rocker 61 is rotated to drive the second bevel gear 65 and further drive the transmission rod 27 to move, power is provided for the transmission mechanism 26, the left and right shifting of the second shifting block 45 is pushed by the left and right shifting of the second Z-shaped gear shifting rod 46, further the left and right shifting of the second shifting fork 42 is pushed, further the left and right shifting of the driven double-sided bevel gear 31 on the transmission rod 27 is pushed, the left shifting of the driven double-sided bevel gear 31 causes the driven double-sided bevel gear 31 to engage with the gear teeth 33 on the second driving wheel 44 and further follows the second driving wheel 44 to move, and the driven double-sided bevel, when the height needs to be adjusted, the pedal 29 is used for driving the transmission rod 27 and the rotating Z-shaped rocker 61 to drive the second bevel gear 65, power is provided for the transmission mechanism 26, the driven double-sided bevel gear 31 moves rightwards, so that the driven double-sided bevel gear 31 is meshed with the gear teeth 33 on the third driving wheel 32 and then moves along with the third driving wheel 32, the driven double-sided bevel gear 31 moves rightwards and is meshed with the third bevel gear 58, and the third bevel gear 58 moves along with the driven double-sided bevel gear 31, so that the threaded rod 57 is driven to rotate, threaded rod 57 sets up inside the screw hole 12 of second hinge 11, threaded rod 57's rotation drives second hinge 11's up-and-down motion, and then drives the big or small change of connecting rod 10 contained angle to the realization is to the regulation of ladder height, makes the practicality of ladder stronger, and the result of use is better.
Continuing to refer to fig. 4, through being provided with stabilizer bar 3 in left ladder 1 and right ladder 2 perpendicular roof beam bottom outside, T type spout 4 has been seted up to the bottom in stabilizer bar 3, be provided with spring 5 in the T type spout 4, spring 5 bottom is provided with T type slide bar 6, T type slide bar 6 bottom is provided with gyro wheel base 7, be provided with first gyro wheel 8 on the gyro wheel base 7, when rocking about the ladder use, carry on spacingly through stabilizer bar 3 to the ladder for the ladder is better stable, guarantees workman's personal safety, in order to prevent to take place serious potential safety hazard.
The ladder of the invention realizes the random switching between the functions of the ladder through two gear shifting, each function is not influenced mutually, the ladder is switched between the static state and the left-right motion state through the left-right shifting of the first Z-shaped gear shifting rod 39, the ladder is moved leftwards and rightwards according to the clockwise and anticlockwise rotation of the pedal 29, the second gear disc 50 is limited and released through the pulling and inserting motion state of the insertion rod 53 and the insertion hole 51, the stability of the ladder in the static process is ensured, the motion performance of the ladder can be ensured, the flexibility of the ladder is realized, a worker does not need to frequently go up and down the ladder, the ladder is moved, time and labor are saved, the work efficiency of the worker is improved, the ladder is switched on the rotation function and the height adjusting function through the left-right shifting of the second Z-shaped gear shifting rod 46, the position angle adjustment of the worker on the ladder can be realized, avoid the workman to stand and move the step, the potential safety hazard of production can realize the regulation to the ladder height again for the practicality of ladder is stronger, and the result of use is better.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. A ladder capable of changing gears, adjusting the angle height and moving left and right for architectural decoration comprises a left ladder (1) and a right ladder (2) and is characterized in that the inner sides of cross pedals of the left ladder (1) and the right ladder (2) are provided with connecting rods (10) through first hinges (9), the two connecting rods (10) are connected through second hinges (11), the center of each second hinge (11) is provided with a threaded hole (12), a first connecting rod (13) is arranged between the bottom ends of two vertical beams of the right ladder (2), the two ends of each first connecting rod (13) are provided with second rollers (14), a second connecting rod (15) is arranged between the bottom ends of the two vertical beams of the left ladder (1), the two ends of each second connecting rod (15) are provided with third rollers (16), the middle of each second connecting rod (15) is provided with a first fluted disc (18), the center of the left ladder (1) is provided with a chain protective cover (19), left side ladder (1) and right ladder (2) upper end are provided with operation box (20), operation box (20) upper portion is provided with carousel (22) through first bearing (21), be provided with back board (23) on carousel (22), carousel (22) center bottom is provided with first bull stick (24), first bull stick (24) bottom is provided with first conical gear (25), operation box (20) inside is provided with drive mechanism (26), drive mechanism (26) are including transfer line (27), transfer line (27) both ends are provided with L type connecting rod (28), the activity is provided with pedal footboard (29) on L type connecting rod (28), transfer line (27) both ends are passed through second bearing (30) and are set up on operation box (20) both sides wall, be provided with first driven gear (66) on transfer line (27), The gear shifting device comprises a first driving wheel (17), a second driving wheel (44), a driven double-sided bevel gear (31), a third driving wheel (32) and a second bevel gear (65), wherein gear teeth (33) are arranged on the left side wall and the right side wall of the first driven gear (66), the first driving wheel (17), the second driving wheel (44), the driven double-sided bevel gear (31) and the third driving wheel (32), a circle of first circular sliding groove (34) is formed in the left side wall of the first driven gear (66), a first circular sliding block (35) is arranged inside the first circular sliding groove (34), a first gear shifting fork (36) is arranged on the first circular sliding block (35), a first transverse sleeve (37) is sleeved on the first gear shifting fork (36), the first transverse sleeve (37) is fixedly arranged in the top of an operation box body (20), and a first shifting block (38) is arranged at the left end of the first gear shifting fork (36), a first Z-shaped gear shifting rod (39) is arranged in the first shifting block (38), a circle of second circular sliding groove (40) is formed in the right side wall of the driven double-sided bevel gear (31), a second circular sliding block (41) is arranged in the second circular sliding groove (40), a second gear shifting fork (42) is arranged on the second circular sliding block (41), a second transverse sleeve (43) is sleeved on the second gear shifting fork (42), the second transverse sleeve (43) is fixedly arranged in the top of the operating box body (20), a second shifting block (45) is arranged at the right end of the second gear shifting fork (42), a second Z-shaped gear shifting rod (46) is arranged in the second shifting block (45), a second rotating rod (48) is arranged between the front end and the rear end of the operating box body (20) through a third bearing (47), and a second driven gear (49) is fixedly arranged on the second rotating rod (48), a second fluted disc (50) is arranged on the right side wall of the second driven gear (49), a circle of jack (51) is arranged on the right side wall of the second fluted disc (50), a group of third transverse sleeves (52) are fixedly arranged below the inner wall of the top of the operation box body (20) through a group of first vertical rods, an inserted rod (53) is inserted into each third transverse sleeve (52), a third shifting block (54) is arranged at the right end of each inserted rod (53), a shifting rod (55) is arranged in each third shifting block (54), the top end of each shifting rod (55) penetrates through the left side wall of the operation box body (20) and extends out, a threaded rod (57) is arranged at the bottom of the operation box body (20) through a fourth bearing (56), a third conical gear (58) is arranged at the top end of each threaded rod (57), a limiting disc (59) is arranged at the bottom of each threaded rod (57), and a first vertical sleeve (60) is arranged on the inner top, a Z-shaped rocker (61) is inserted into the first vertical sleeve (60), the Z-shaped rocker (61) penetrates through the top of the operation box body (20) and extends out of the operation box body, and a fourth bevel gear (62) is arranged at the bottom of the Z-shaped rocker (61).
2. The ladder for architectural decoration capable of changing gears, adjusting the angle and the height and moving left and right according to claim 1, wherein a stabilizer bar (3) is arranged on the outer side of the bottom of the vertical beam of the left ladder (1) and the right ladder (2), a T-shaped chute (4) is arranged at the bottom in the stabilizer bar (3), a spring (5) is arranged in the T-shaped chute (4), a T-shaped slide bar (6) is arranged at the bottom of the spring (5), a roller base (7) is arranged at the bottom of the T-shaped slide bar (6), and a first roller (8) is arranged on the roller base (7).
3. The ladder for architectural decoration capable of changing gears, adjusting the angle and the height and moving left and right according to claim 1, wherein the threaded rod (57) is arranged inside the threaded hole (12) of the second hinge (11), and the rotation of the threaded rod (57) drives the second hinge (11) to move up and down, so as to drive the size of the included angle of the connecting rod (10) to change.
4. The ladder for architectural decoration capable of changing gears, adjusting the angle and the height and moving left and right as claimed in claim 2, wherein the left ladder (1) is fixedly connected with the bottom of the left end of the operating box body (20), the right ladder (2) is connected with the bottom of the right end of the operating box body (20) through a third hinge (63), and the right ladder (2) rotates around the shaft of the third hinge (63).
5. The ladder for the architectural decoration capable of being shifted leftwards and rightwards with the angle height adjusted in a variable way according to claim 1, wherein the left and right shifting of the first Z-shaped shifting lever (39) pushes the first shifting block (38) to move leftwards and rightwards, and then pushes the first shifting fork (36) to move leftwards and rightwards, and then pushes the first driven gear (66) to move leftwards and rightwards on the transmission rod (27), the first driven gear (66) moves leftwards and is in a static state, the first driven gear (66) moves rightwards, so that the first driven gear (66) is meshed with the gear (33) on the first driving wheel (17) and then follows the first driving wheel (17) to move, the first driven gear (66) moves rightwards and is meshed with the second driven gear (49), and then the second driven gear (49) follows the first driven gear (66) to move, so that the second fluted disc (50) follows the first driven gear (66), the second fluted disc (50) is connected with the first fluted disc (18) through a chain (64), and the first fluted disc (18) moves along the same direction of the second fluted disc (50) through the chain (64).
6. The ladder for architectural decoration capable of changing gears, adjusting angle and height and moving left and right according to claim 1, wherein the inserted rod (53) and the jack (51) are on the same horizontal line, and the left and right shifting of the shifting rod (55) causes the inserted rod (53) and the jack (51) to perform a pulling and inserting movement, so as to limit and release the second fluted disc (50).
7. The variable-gear height-adjustable leftward and rightward movement architectural ornament ladder according to claim 1, wherein leftward and rightward movement of the second Z-shaped shift lever (46) moves the second shift block (45) leftward and rightward, so that the second shift fork (42) moves leftward and rightward, so that the driven double-sided bevel gear (31) moves on the transmission rod (27) leftward and is engaged with the gear teeth (33) on the second driving wheel (44), so that the driven double-sided bevel gear (31) moves along with the second driving wheel (44), and the driven double-sided bevel gear (31) moves leftward and is engaged with the first bevel gear (25), so that the first bevel gear (25) moves along with the driven double-sided bevel gear (31), so that the driven double-sided bevel gear (31) moves rightward and is engaged with the gear teeth (33) on the driven double-sided bevel gear (31) and the third driving wheel (32) ) And the third driving wheel (32) is meshed with the first driving wheel, the driven double-faced bevel gear (31) moves rightwards to be meshed with the third bevel gear (58), and the third bevel gear (58) moves along with the driven double-faced bevel gear (31).
8. The ladder for building decoration according to claim 1, wherein the Z-shaped rocker (61) slides up and down inside the first vertical sleeve (60) and drives the fourth bevel gear (62) to engage and disengage with the third driving wheel (32).
9. The ladder for architectural decoration capable of adjusting angular height and moving left and right according to claim 1, wherein the diameter of the first driven gear (66) is three times that of the second driven gear (49), the diameter of the driven double-sided bevel gear (31) is three times that of the first bevel gear (25) and the third bevel gear (58), and the diameter of the second toothed disc (50) is five times that of the first toothed disc (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011456682.9A CN112554772A (en) | 2020-12-10 | 2020-12-10 | Ladder for architectural decoration capable of changing gear, adjusting angle and height and moving left and right |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011456682.9A CN112554772A (en) | 2020-12-10 | 2020-12-10 | Ladder for architectural decoration capable of changing gear, adjusting angle and height and moving left and right |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112554772A true CN112554772A (en) | 2021-03-26 |
Family
ID=75062716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011456682.9A Withdrawn CN112554772A (en) | 2020-12-10 | 2020-12-10 | Ladder for architectural decoration capable of changing gear, adjusting angle and height and moving left and right |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112554772A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0893370A (en) * | 1994-09-20 | 1996-04-09 | Shigeo Kobayashi | Universal stability type stepladder |
| CN204476231U (en) * | 2015-01-21 | 2015-07-15 | 天水贞新父子设计有限公司 | A kind of double ladder |
| CN206737800U (en) * | 2017-03-15 | 2017-12-12 | 河北建设集团股份有限公司 | A kind of double ladder for building for being easy to regulation |
| CN109162632A (en) * | 2018-08-31 | 2019-01-08 | 新疆八钢铁股份有限公司 | Improved double ladder |
| CN210289602U (en) * | 2019-06-05 | 2020-04-10 | 中国建筑第二工程局有限公司 | Movable herringbone ladder device |
| CN210798810U (en) * | 2019-05-15 | 2020-06-19 | 泉州市鸿远电子科技有限公司 | Walking type double ladder |
| CN210831233U (en) * | 2019-11-06 | 2020-06-23 | 成都博古装饰装修有限公司 | Liftable angle measuring apparatu for construction |
| CN211144338U (en) * | 2019-07-11 | 2020-07-31 | 中国石化集团胜利石油管理局胜利发电厂 | Auxiliary maintenance device for steam turbine |
-
2020
- 2020-12-10 CN CN202011456682.9A patent/CN112554772A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0893370A (en) * | 1994-09-20 | 1996-04-09 | Shigeo Kobayashi | Universal stability type stepladder |
| CN204476231U (en) * | 2015-01-21 | 2015-07-15 | 天水贞新父子设计有限公司 | A kind of double ladder |
| CN206737800U (en) * | 2017-03-15 | 2017-12-12 | 河北建设集团股份有限公司 | A kind of double ladder for building for being easy to regulation |
| CN109162632A (en) * | 2018-08-31 | 2019-01-08 | 新疆八钢铁股份有限公司 | Improved double ladder |
| CN210798810U (en) * | 2019-05-15 | 2020-06-19 | 泉州市鸿远电子科技有限公司 | Walking type double ladder |
| CN210289602U (en) * | 2019-06-05 | 2020-04-10 | 中国建筑第二工程局有限公司 | Movable herringbone ladder device |
| CN211144338U (en) * | 2019-07-11 | 2020-07-31 | 中国石化集团胜利石油管理局胜利发电厂 | Auxiliary maintenance device for steam turbine |
| CN210831233U (en) * | 2019-11-06 | 2020-06-23 | 成都博古装饰装修有限公司 | Liftable angle measuring apparatu for construction |
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Application publication date: 20210326 |
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