CN209908388U - Adjustable electromechanical installation ladder of ascending a height - Google Patents
Adjustable electromechanical installation ladder of ascending a height Download PDFInfo
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- CN209908388U CN209908388U CN201920574455.2U CN201920574455U CN209908388U CN 209908388 U CN209908388 U CN 209908388U CN 201920574455 U CN201920574455 U CN 201920574455U CN 209908388 U CN209908388 U CN 209908388U
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Abstract
The utility model discloses an adjustable electromechanical installation climbing ladder, through rotating first drive handle, first drive handle drives the first screw rod that links to each other and rotates, drive a plurality of first screw rods synchronous rotation under the meshing effect of first gear and first chain, realize that first support piece moves towards the direction of being close to or keeping away from ground along first screw rod length direction, realize the contact or unsettled of first support piece and ground, when first support piece contacts with ground, strengthened the stability that the climbing ladder placed on ground, guaranteed constructor at the security of carrying out electromechanical installation on the climbing ladder; when the first supporting piece is suspended with the ground, the pulley is suspended with the ground, so that the ascending ladder is convenient for constructors to carry and transfer.
Description
Technical Field
The utility model relates to a ladder technical field ascends a height, more specifically says, it relates to an adjustable electromechanical installation ladder of ascending a height.
Background
Electromechanical installation is a large-scale work, the technical requirement of the installation is high, the installation content is large, the installation generally comprises a boiler, a ventilation air conditioner, refrigeration, an electric appliance, an instrument, a motor, a compressor unit and the like, and in the electromechanical installation process, a lot of conditions needing climbing treatment can be met, so that constructors can often perform high-altitude operation by means of a climbing ladder.
The climbing ladder is a device which takes the height as a working principle to help a user to climb to a specific position so as to obtain goods or climb to a certain height, and meanwhile, the climbing ladder is also called as other climbing cars and climbing escalators, which are all referred to as the climbing ladder.
Because the volume of ascending ladder is great, so carry the transfer to ascending ladder in order to make things convenient for, so can install the pulley in the bottom of ascending ladder usually, but the setting of pulley has weakened the stability that the ascending ladder placed subaerial, so constructor stands and has certain danger in the high altitude construction on the ascending ladder, consequently still has the improvement space.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an adjustable electromechanical installation ladder of ascending a height has the reinforcing ladder of ascending a height and places subaerial stability, reduces the advantage of potential safety hazard.
In order to achieve the above purpose, the utility model provides a following technical scheme:
an adjustable electromechanical mounting ascending ladder comprises a ascending ladder body, wherein the ladder body comprises a first base; ascending stair body be equipped with slope setting and with ascending stair body sliding connection's storable ascending stair, ascending stair includes the second base, first base is equipped with the pulley, first base rotates and is connected with a plurality of first screw rods, and is a plurality of first screw rod threaded connection has first support piece, and is a plurality of first screw rod coaxial coupling has the drive a plurality of first screw rod synchronous pivoted first linkage piece, one of which first screw rod is equipped with the realization first support piece is followed the first driving piece of first screw rod length direction motion, the second base also is equipped with the pulley, the second base rotates and is connected with a plurality of second screw rods, and is a plurality of second screw rod threaded connection has second support piece, and is a plurality of second screw rod coaxial coupling has the drive a plurality of second screw rod synchronous pivoted second linkage piece, one of which the second screw rod is equipped with the realization second support piece follows the second screw rod length direction motion Two driving members.
By adopting the technical scheme, the first screw rod and the second screw rod which are connected with the first driving piece are rotated through the arrangement of the first driving piece and the second driving piece, and the plurality of first screw rods and the plurality of second screw rods are synchronously rotated under the action of the first linkage piece and the second linkage piece, so that the first supporting piece moves along the length direction of the first screw rod, the second supporting piece moves along the length direction of the second screw rod, when the first supporting piece moves towards one end close to the ground along the length direction of the first screw rod, the first supporting piece is contacted with the ground, the pulley is suspended, when the second supporting piece moves towards one end close to the ground along the length direction of the second screw rod, the second supporting piece is contacted with the ground, the pulley is suspended, and the contact areas between the first base and the ground and between the second base are increased under the condition that the convenience in carrying and transportation of the ascending ladder is not influenced through the first supporting piece and the second supporting piece, the stability of the whole ascending ladder placed on the ground is further enhanced, and the safety of the construction personnel in carrying out electric installation and maintenance on the ascending ladder is ensured; meanwhile, when the first supporting piece moves towards the direction far away from the ground along the length direction of the first screw, the pulley is in contact with the ground, the first supporting piece is suspended with the ground, when the second supporting piece moves towards the direction far away from the ground along the length direction of the second screw, the pulley is in contact with the ground, the second supporting piece is suspended with the ground, and then after the electromechanical maintenance and installation of constructors are completed, the constructors can push the ascending ladder to a proper position, so that the constructors can operate conveniently.
The utility model discloses further set up to: the one end that the ladder of ascending a height kept away from ground with ascending a height ladder body sliding connection, the one end that the ladder of ascending a height is close to ground with the second base is articulated, the second base with sliding connection between the first base, first base is worn to be equipped with first base with the fixed fastener of second base locking.
By adopting the technical scheme, one end of the ascending stair is in sliding connection with the ascending stair body, the other end of the ascending stair is hinged with the second base, the first base is in sliding connection with the second base, after the constructor completes electromechanical maintenance and installation, the ascending stair is pushed, the second base moves towards the direction close to the first base, one end, far away from the ground, of the ascending stair moves along the direction, far away from the ground, of the ascending stair body, the included angle between the ascending stair and the second base is changed from small to large, storage between the ascending stair and the ascending stair body is further realized, the floor area of the ascending stair during idling is further reduced, and the space occupancy rate of the ascending stair is reduced; simultaneously, the relative locking and fixing between the first base and the second base are realized through the arrangement of the fastening piece, so that the connection stability between the first base and the second base is enhanced, and the operation is simple, convenient and fast.
The utility model discloses further set up to: the first linkage piece comprises a plurality of first gears, the first gears are in one-to-one correspondence coaxial fixed connection with the first screw rods, and the first gears are connected with first chains in a meshed mode.
Through adopting above-mentioned technical scheme, through rotating first driving piece, first screw rod that first driving piece drove and is connected with it rotates, drive a plurality of first screw rods and rotate in step under the effect of first gear and first chain, and then realize that first support piece moves towards the direction that is close to or keeps away from ground along first screw rod length direction, move towards the one end that is close to ground along first screw rod as first support piece, the pulley is unsettled with ground, first support piece and ground contact, and then strengthened the ladder of ascending a height and placed subaerial stability, the security of constructor's machine electrical installation on the ladder of ascending a height has been guaranteed.
The utility model discloses further set up to: the second linkage part comprises a plurality of second gears, the second gears are in one-to-one correspondence coaxial fixed connection with the second screw rods, and the second gears are in meshed connection with second chains.
Through adopting above-mentioned technical scheme, through rotating the second driving piece, the second screw rod that the second driving piece drives and is connected with it rotates, drive a plurality of second screw rods and rotate in step under the effect of second gear and second chain, and then realize that second support piece moves towards the direction that is close to or keeps away from ground along second screw rod length direction, work as second support piece along the second screw rod towards the one end motion that is close to ground, the pulley is unsettled with ground, second support piece and ground contact, and then strengthened the ladder of ascending a height and placed subaerial stability, the security of constructor's machine electricity installation on the ladder of ascending a height has been guaranteed.
The utility model discloses further set up to: the first driving piece is a first driving handle, the first driving handle is coaxially and fixedly connected with the end part of the first screw rod, the second driving piece is a second driving handle, and the second driving handle is coaxially and fixedly connected with the end part of the second screw rod.
By adopting the technical scheme, the first driving handle is rotated, the first driving handle drives the first screw connected with the first driving handle to rotate, the first gears and the first chain drive the first screws to synchronously rotate, so that the first supporting piece moves along the length direction of the first screws, when the first supporting piece moves towards one end close to the ground along the length direction of the first screws, the pulley is suspended, and the first supporting piece is contacted with the ground; similarly, the second driving handle is rotated, the second driving handle drives the second screw rod connected with the second driving handle to rotate, the second gears and the second chain drive the plurality of second screw rods to rotate synchronously, the movement of the second support piece along the length direction of the second screw rod is realized, when the second support piece moves towards one end close to the ground along the length direction of the second screw rod, the pulley is suspended, the second support piece is in contact with the ground, the contact between the first support piece and the ground and the second support piece is realized, the stability of the ascending ladder placed on the ground is enhanced, and the safety of the electromechanical installation of construction personnel on the ascending ladder is ensured.
The utility model discloses further set up to: the threaded connection part of the first supporting piece and the first screw rod is provided with a threaded sleeve, and the threaded connection part of the second supporting piece and the second screw rod is also provided with a threaded sleeve.
By adopting the technical scheme, the first supporting piece moves along the length direction of the first screw under the action of the first driving piece, the second supporting piece moves along the length direction of the second screw under the action of the second driving piece, the contact area between the first supporting piece and the first screw is increased through the arrangement of the threaded sleeve, the contact area between the second supporting piece and the second screw is increased, the connection stability between the first supporting piece and the first screw is further enhanced, the connection stability between the second supporting piece and the second screw is further enhanced, the stable movement of the first supporting piece along the length direction of the first screw is further ensured, the engaging movement of the second supporting piece along the length direction of the second screw is ensured, the abrasion between the first supporting piece and the first screw, and the abrasion between the second supporting piece and the second screw are reduced, and the service life is prolonged.
The utility model discloses further set up to: a plurality of the one end that ground was kept away from to first screw rod is equipped with the stopper, and a plurality of the one end that ground was kept away from to the second screw rod also is equipped with the stopper.
By adopting the technical scheme, because the rotation angles of the first screw and the second screw are uncertain, when the rotation angles of the first screw and the second screw are too large, the end part of one end of the first support piece or the second support piece, which is far away from the ground, is separated from the first screw or the second screw, and the limit block plays a limiting role on the first support piece or the second support piece through the arrangement of the limit block, so that the possibility that the first support piece or the second support piece is separated from the first screw or the second screw due to the overlarge rotation angle of the first screw or the second screw is reduced, and the connection tightness between the first support piece or the second support piece and the first screw or the second screw is enhanced.
The utility model discloses further set up to: the ladder body of the climbing ladder and the climbing ladder stairs are provided with handrails, and the outer walls of the handrails are provided with protective grains.
By adopting the technical scheme, as constructors need to climb to the ladder body of the ascending ladder from the ground by virtue of the ascending ladder stairs when performing electromechanical maintenance and installation, the mechanical and electrical maintenance and installation work can be performed by holding the top of the ascending ladder safely by the constructors by arranging the handrails on the ladder body of the ascending ladder and the ascending ladder stairs during the ladder climbing process, so that the safety of the constructors during the ladder climbing process is enhanced; through set up anti-skidding line on the handrail, anti-skidding line has increased frictional force between constructor's palm and the handrail, and then has further increased constructor's security at the cat ladder in-process.
To sum up, the utility model discloses following beneficial effect has:
1. by rotating the first driving handle or the second driving handle, the first driving handle drives the first screw rod connected with the first driving handle to rotate, the second driving handle drives the second screw rod connected with the second driving handle to rotate, the first screws are driven to synchronously rotate under the meshing action of the first gear and the first chain, the second screws are driven to synchronously rotate under the meshing action of the second gear and the second chain, so that the first supporting piece moves towards the direction close to or far away from the ground along the length direction of the first screws, the second supporting piece moves towards the direction close to or far away from the ground along the length direction of the second screws, and the first supporting piece or the second supporting piece is in contact with or suspended from the ground, when the first supporting piece and the second supporting piece are in contact with the ground, the stability of the ascending ladder placed on the ground is enhanced, and the safety of the construction personnel in performing electromechanical installation on the ascending ladder is ensured; when the first supporting piece and the second supporting piece are suspended with the ground, the pulleys are suspended with the ground, so that the ascending ladder is convenient for constructors to carry and transfer;
2. because ascending stair one end and ascending stair body sliding connection, the ascending stair other end is articulated with the second base, sliding connection between first base and the second base, after constructor accomplishes electromechanical maintenance installation, promote ascending stair, the direction operation of second base towards being close to first base, the one end that ascending stair kept away from ground moves along ascending stair body towards the direction of keeping away from ground, contained angle between ascending stair and the second base is by little grow, and then realize ascending stair and the accomodating between the ascending stair body, and then reduced the area of ascending stair when idle, reduce the space occupancy of ascending stair.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a schematic view of the internal structure of the first and second bases;
fig. 4 is a schematic view of the mechanism for folding up the ascending stair.
Reference numerals: 1. ascending a ladder body; 11. a first base; 12. an outer sleeve; 13. a pulley; 14. a support pillar; 15. a platform; 16. protecting the fence; 17. a handrail; 18. anti-skid lines; 2. climbing stairs; 21. a second base; 22. an inner sleeve; 23. a stair body; 231. a side frame; 232. a stair tread; 24. an adjustment hole; 25. a chute; 26. a slider; 31. a first groove; 32. a first cover plate; 33. a second groove; 34. a second cover plate; 4. a first support member; 41. a first top plate; 42. a first side plate; 43. a limiting block; 44. a threaded bushing; 45. a first opening; 5. a second support member; 51. a second top plate; 52. a second side plate; 53. a second opening; 54. a through hole; 55. a fastener; 61. a first screw; 62. a second screw; 7. a first linkage member; 71. a first gear; 72. a first chain; 8. a second linkage member; 81. a second gear; 82. a second chain; 91. a first driving member; 92. a second driving member.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides an adjustable electromechanical installation ladder of ascending a height, as shown in fig. 1 and 3, including ascending a height ladder body 1, ascending a height ladder body 1 sliding connection has the storable ascending a height ladder stair 2 that the slope set up, ascending a height ladder body 1 includes first base 11, first base 11 is close to a side on ground and installs pulley 13, ascending a height ladder stair 2 includes the second bottom plate, second base 21 is close to a side on ground and installs pulley 13, first base 11 is equipped with along the first support piece 4 of vertical direction motion, second base 21 is equipped with along the second support piece 5 of vertical direction motion.
The ascending ladder body 1 comprises a first base 11, the structural shape of the first base 11 is similar to a rectangle, two end faces of the first base 11 are fixedly welded with outer sleeves 12 along the length direction, and the radial cross sections of the outer sleeves 12 are similar to a square; pulleys 13 are fixedly installed at two ends of one side face, close to the ground, of the two outer sleeves 12, support columns 14 are fixedly welded at two ends of one side face, far away from the ground, of the two outer sleeves 12, the radial cross-section shapes of the support columns 14 are similar to a square, platforms 15 and a plurality of protective railings 16 are fixedly welded on the support columns 14, and the protective railings 16 are located on one side, far away from the ground, of the platforms 15; wherein, the handrail 17 is fixedly welded at one end of the two support columns 14 far away from the ground along the vertical direction, and the outer wall of the handrail 17 is provided with anti-skid grains 18 along the circumferential direction.
The ascending stair 2 comprises a second base 21, the structural shape of the second base 21 is similar to a rectangular shape, two end faces of the second base 21 are fixedly welded with an inner sleeve 22 along the length direction of the second base, the inner sleeve 22 extends outwards, the length of the inner sleeve 22 is greater than that of the outer sleeve 12, the structural shape of the inner sleeve 22 is similar to a square shape, and the outer wall of the inner sleeve 22 is attached to the inner wall of the outer sleeve 12; pulleys 13 are fixedly mounted at two ends of one side surface of the inner sleeve 22 close to the ground, and a stair body 23 is hinged to one end, far away from the first base 11, of one side surface of the outer sleeve 12 far away from the ground.
The stair body 23 comprises two side frames 231 arranged in parallel and a plurality of stair treads 232 arranged in parallel, the side frames 231 are arranged in a similar rectangular frame body in structural shape, one end faces, close to the ground, of the two side frames 231 are respectively hinged with the two inner sleeves 22, a plurality of adjusting holes 24 are formed in two parallel side edges of the two side frames 231 in the length direction, and screws penetrate through the adjusting holes 24 to lock and fix the stair treads 232 on the two side frames 231; handrails 17 are welded and fixed on one sides of the two frames far away from the supporting column 14, and anti-skid grains 18 are also convexly arranged on the outer walls of the handrails 17 along the peripheries thereof.
As shown in fig. 2, two support columns 14 near one side of the second base 21 are both provided with a section of sliding chute 25, and the sliding chute 25 and the handrail 17 are located at the same side of the support columns 14 and below the handrail 17; one end of each side frame 231 far away from the ground is hinged with a sliding block 26 which is in sliding connection with the sliding groove 25.
As shown in fig. 1 and fig. 3-4, the first base 11 is provided with a first groove 31, a notch of the first groove 31 is arranged upward, a notch of the first groove 31 is buckled with a first cover plate 32, and the first cover plate 32 is locked and fixed with the notch of the first groove 31 through a countersunk head screw; the supporting column 14 is connected with a first supporting member 4 in a sliding manner, the first supporting member 4 includes a first top plate 41 and three first side plates 42, the three first side plates 42 are respectively fixed to three continuous side surfaces of the first top plate 41 by vertical welding, and the first top plate 41 is provided with a first opening 45 through which the supporting column 14 passes.
The two first side plates 42 parallel to the length direction of the outer sleeve 12 are provided with through holes 54, and fasteners 55 for locking and fixing the inner sleeve and the outer sleeve are disposed in the through holes 54, in this embodiment, the fasteners 55 may be screws, and in other embodiments, the fasteners 55 may be bolts or pins.
The side surfaces of the two inner sleeves 22, which are attached to the through holes 54, are also provided with through holes 54 through which the fasteners 55 pass.
A second groove 33 is formed in the second base 21, a notch of the second groove 33 is also arranged upwards, a second cover plate 34 is buckled at the notch of the second groove 33, and the second cover plate 34 is locked and fixed with the notch of the second groove 33 through a countersunk head screw; the second base 21 is covered with a second supporting member 5, the second supporting member 5 includes a second top plate 51 and three second side plates 52, the three second side plates 52 are respectively fixed to three continuous sides of the second top plate 51 by welding, and the second top plate 51 is provided with a second opening 53 for the side frame 231 to pass through.
The bottom of the first groove 31 is rotatably connected with two first screws 61, the two first screws 61 are arranged along the length direction of the first base 11 and are positioned on the same horizontal straight line, the other end of the two first screws 61 sequentially penetrates through the first cover plate 32, the first top plate 41 and the limiting block 43, the radial cross-sectional shape of the limiting block 43 is similar to a circular shape, and the radial cross-sectional area of the limiting block 43 is larger than that of the first screws 61.
The bottom of the second groove 33 is rotatably connected with two second screws 62, the two second screws 62 are arranged along the length direction of the second base 21 and are positioned on the same horizontal straight line, the other ends of the two second screws 62 pass through the second cover plate 34, the second top plate 51 and the limiting block 43, the radial section of the limiting block 43 is in a similar circular shape, and the radial section of the limiting block 43 is larger than that of the second screws 62.
A threaded sleeve 44 in threaded connection with the first screw 61 is fixedly welded at the joint of the first top plate 41 and the first screw 61.
A threaded sleeve 44 in threaded connection with the second screw 62 is welded and fixed at the joint of the second top plate 51 and the second screw 62.
A first linkage part 7 which is coaxially and fixedly connected with the first screw rods 61 and is used for driving the two first screw rods 61 to synchronously rotate is arranged in the first groove 31; the first linkage member 7 includes first gears 71 coaxially and fixedly connected with the two first screws 61 in a one-to-one correspondence manner, and the first gears 71 are engaged with first chains 72.
A second linkage member 8 which is coaxially and fixedly connected with the second screw 62 and is used for driving the two first screws 61 to synchronously rotate is arranged in the second groove 33; the second linkage member 8 includes a second gear 81 coaxially and fixedly connected with the two second screws 62 in a one-to-one correspondence, and the second gear 81 is engaged with a second chain 82.
A first driving member 91 for driving the two first screws 61 to rotate synchronously is fixedly mounted at the end part of one of the first screws 61 far away from the bottom of the first groove 31, and the first driving member 91 is a first driving handle.
A second driving member 92 for driving the two second screws 62 to rotate synchronously is fixedly mounted at the end of one of the second screws 62 far away from the bottom of the second groove 33, and the second driving member 92 is a second driving handle.
The concrete working principle and the beneficial effects of the embodiment are as follows:
the working principle is as follows:
when constructors need to carry out electromechanical maintenance and installation on a high place by means of the ascending ladder, the ascending ladder is firstly pushed to a proper position by means of the handrails 17, after a maintenance place is determined, the fasteners 55 in the through holes 54 are taken out, then the inner sleeve 22 sleeved in the outer sleeve 12 is drawn out by means of the handrail 17, then the fastener 55 is installed in the through hole 54 again to realize the relative locking and fixing between the outer sleeve 12 and the inner sleeve 22, the first driving handle and the second driving handle are rotated, the first supporting piece 4 moves towards the direction close to the ground along the length direction of the first screw 61, the second supporting piece 5 moves towards the direction close to the ground along the length direction of the second screw 62, the first supporting piece 4 and the second supporting piece 5 are contacted with the ground, the pulley 13 is suspended, and at this time, a constructor can step on the stair plate 232 with a corresponding maintenance tool to mount the platform 15 for electromechanical maintenance and installation by means of the handrail 17.
After the electromechanical maintenance and installation of constructors are completed, the step boards 232 are stepped on from the platform 15 to the ground by means of the handrails 17, the first driving handle and the second driving handle are rotated to enable the first supporting piece 4 to move towards one end far away from the ground along the length direction of the first screw 61, the second supporting piece 5 moves towards one end far away from the ground along the length direction of the second screw 62, the pulley 13 is in contact with the ground, the first supporting piece 4 and the second supporting piece 5 are suspended in the ground, then the fastening piece 55 is detached to push the ascending stair 2, the inner sleeve 22 is retracted into the outer sleeve 12, then the fastening piece 55 is inserted into the through hole 54 again to lock and fix the outer sleeve 12 and the inner sleeve 22 relatively, and then the ascending stair is pushed back to the corresponding position by means of the handrails 17.
Has the advantages that:
by rotating the first driving handle or the second driving handle, the first driving handle drives the first screw 61 connected with the first driving handle to rotate, the second driving handle drives the second screw 62 connected with the second driving handle to rotate, the first gears 71 and the first chains 72 are meshed to drive the first screws 61 to synchronously rotate, the second gears 81 and the second chains 82 are meshed to drive the second screws 62 to synchronously rotate, so that the first support 4 moves towards the direction close to or far from the ground along the length direction of the first screws 61, the second support 5 moves towards the direction close to or far from the ground along the length direction of the second screws 62, the first support 4 or the second support 5 is in contact with or suspended from the ground, when the first supporting piece 4 and the second supporting piece 5 are in contact with the ground, the stability of the ascending ladder placed on the ground is enhanced, and the safety of the construction personnel in performing electromechanical installation on the ascending ladder is ensured; when the first supporting piece 4 and the second supporting piece 5 are suspended with the ground, the pulley 13 is suspended with the ground, so that the ascending ladder is convenient for constructors to carry and transfer.
Because 2 one ends of ascending stair 2 and 1 sliding connection of ascending stair body, the ascending stair 2 other end is articulated with second base 21, sliding connection between first base 11 and the second base 21, after constructor accomplished electromechanical maintenance installation, promote ascending stair 2, second base 21 moves towards the direction that is close to first base 11, the one end that ascending stair 2 kept away from ground moves along ascending stair body 1 towards the direction of keeping away from ground, the contained angle between ascending stair 2 and the second base 21 is by little grow, and then realize ascending stair 2 and ascending stair body between accomodate, and then reduced the area of ascending stair when idle, reduce the space occupancy of ascending stair.
Because constructors need to climb to the climbing ladder body 1 from the ground by virtue of the climbing ladder 2 when performing electromechanical maintenance and installation, and belong to high-altitude operation, the constructors can hold the handrail 17 to safely ascend to the top of the climbing ladder to perform electromechanical maintenance and installation work in the ladder climbing process by arranging the handrail 17 on the climbing ladder body 1 and the climbing ladder 2, so that the safety of the constructors in the ladder climbing process is enhanced; through set up anti-skidding line 18 on handrail 17, anti-skidding line 18 has increased frictional force between constructor's palm and handrail 17, and then has further increased constructor at the security of cat ladder in-process.
Because the rotation angles of the first screw 61 and the second screw 62 are uncertain, when the rotation angles of the first screw 61 and the second screw 62 are too large, the first support 4 or the second support 5 is separated from the end part of the first screw 61 or the second screw 62 far away from the ground, and the limit block 43 has a limit effect on the first support 4 or the second support 5 through the arrangement of the limit block 43, so that the possibility that the first support 4 or the second support 5 is separated from the first screw 61 or the second screw 62 due to the too large rotation angle of the first screw 61 or the second screw 62 is reduced, and the connection tightness between the first support 4 or the second support 5 and the first screw 61 or the second screw 62 is enhanced.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an adjustable electromechanical installation ladder of ascending a height, includes ladder body (1) of ascending a height, the ladder body includes first base (11), its characterized in that: the ascending stair body (1) is provided with a storable ascending stair (2) which is obliquely arranged and is in sliding connection with the ascending stair body (1), the ascending stair (2) comprises a second base (21), the first base (11) is provided with a pulley (13), the first base (11) is rotatably connected with a plurality of first screw rods (61), the first screw rods (61) are in threaded connection with a first supporting piece (4), the first screw rods (61) are coaxially connected with a first linkage piece (7) which drives the first screw rods (61) to synchronously rotate, the first screw rods (61) are provided with first driving pieces (91) which realize that the first supporting pieces (4) move along the length direction of the first screw rods (61), the second base (21) is also provided with a pulley (13), and the second base (21) is rotatably connected with a plurality of second screw rods (62), the second screw rods (62) are in threaded connection with second supporting parts (5), the second screw rods (62) are coaxially connected with second linkage parts (8) which drive the second screw rods (62) to synchronously rotate, and one of the second screw rods (62) is provided with a second driving part (92) which enables the second supporting parts (5) to move along the length direction of the second screw rods (62).
2. An adjustable electromechanical mounted ladder as claimed in claim 1, wherein: ascending stair (2) keep away from ground one end with ascending stair body (1) sliding connection, ascending stair (2) be close to ground one end with second base (21) are articulated, second base (21) with sliding connection between first base (11), first base (11) wear to be equipped with first base (11) with fixed fastener (55) of second base (21) locking.
3. An adjustable electromechanical mounted ladder as claimed in claim 1, wherein: the first linkage piece (7) comprises a plurality of first gears (71), the first gears (71) are in one-to-one correspondence coaxial fixed connection with the first screws (61), and the first gears (71) are in meshed connection with first chains (72).
4. An adjustable electromechanical mounted ladder as claimed in claim 1, wherein: the second linkage member (8) comprises a plurality of second gears (81), the second gears (81) are in one-to-one correspondence coaxial fixed connection with the second screws (62), and the second gears (81) are in meshed connection with second chains (82).
5. An adjustable electromechanical mounted ladder as claimed in claim 1, wherein: the first driving part (91) is a first driving handle, the first driving handle is coaxially and fixedly connected with the end part of the first screw rod (61), the second driving part (92) is a second driving handle, and the second driving handle is coaxially and fixedly connected with the end part of the second screw rod (62).
6. An adjustable electromechanical mounted ladder as claimed in claim 1, wherein: the threaded connection part of the first supporting piece (4) and the first screw rod (61) is provided with a threaded sleeve (44), and the threaded connection part of the second supporting piece (5) and the second screw rod (62) is also provided with a threaded sleeve (44).
7. An adjustable electromechanical mounted ladder as claimed in claim 1, wherein: and a limiting block (43) is arranged at one end, far away from the ground, of the first screw rods (61), and a limiting block (43) is also arranged at one end, far away from the ground, of the second screw rods (62).
8. An adjustable electromechanical mounted ladder as claimed in claim 1, wherein: the ladder body (1) of the climbing ladder and the ladder (2) of the climbing ladder are both provided with handrails (17), and the outer wall of each handrail (17) is provided with anti-skid lines (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920574455.2U CN209908388U (en) | 2019-04-24 | 2019-04-24 | Adjustable electromechanical installation ladder of ascending a height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920574455.2U CN209908388U (en) | 2019-04-24 | 2019-04-24 | Adjustable electromechanical installation ladder of ascending a height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209908388U true CN209908388U (en) | 2020-01-07 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920574455.2U Expired - Fee Related CN209908388U (en) | 2019-04-24 | 2019-04-24 | Adjustable electromechanical installation ladder of ascending a height |
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| Country | Link |
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| CN (1) | CN209908388U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113107350A (en) * | 2021-03-15 | 2021-07-13 | 中国煤炭科工集团太原研究院有限公司 | Ladder climbing mechanism for anchor rod drill carriage |
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2019
- 2019-04-24 CN CN201920574455.2U patent/CN209908388U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113107350A (en) * | 2021-03-15 | 2021-07-13 | 中国煤炭科工集团太原研究院有限公司 | Ladder climbing mechanism for anchor rod drill carriage |
| CN113107350B (en) * | 2021-03-15 | 2022-09-06 | 中国煤炭科工集团太原研究院有限公司 | Ladder climbing mechanism for anchor rod drill carriage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 Termination date: 20210424 |