CN112875466A - Automatic lifting system for pole and tower manned person - Google Patents
Automatic lifting system for pole and tower manned person Download PDFInfo
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- CN112875466A CN112875466A CN202110023052.0A CN202110023052A CN112875466A CN 112875466 A CN112875466 A CN 112875466A CN 202110023052 A CN202110023052 A CN 202110023052A CN 112875466 A CN112875466 A CN 112875466A
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- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 238000004891 communication Methods 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims description 65
- 238000005303 weighing Methods 0.000 claims description 14
- 230000000712 assembly Effects 0.000 claims description 13
- 238000000429 assembly Methods 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 238000012544 monitoring process Methods 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 24
- 229910052742 iron Inorganic materials 0.000 abstract description 12
- 230000009194 climbing Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007704 transition Effects 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 210000002105 tongue Anatomy 0.000 description 21
- 230000003028 elevating effect Effects 0.000 description 14
- 210000001503 joint Anatomy 0.000 description 10
- 230000009471 action Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 5
- 230000001174 ascending effect Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
- B66B9/02—Kinds or types of lifts in, or associated with, buildings or other structures actuated mechanically otherwise than by rope or cable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
- B66B11/0469—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation with chain, pinion gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/044—Mechanical overspeed governors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/023—Mounting means therefor
- B66B7/025—End supports, i.e. at top or bottom
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Automation & Control Theory (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention discloses a tower manned automatic lifting system, which comprises a guide rail component and a manned lifter, wherein the guide rail component is arranged on the tower; the guide rail assembly is provided with a lifting limiting speed limiting hole, and the manned elevator comprises a main frame, a load frame, a chain synchronous transmission assembly, a speed limiting anti-falling mechanism, a power assembly, a control box and a final-stage lifting roller transmission assembly; the invention adopts the lightweight portable foldable manned automatic elevator which is matched with the guide rail arranged on the electric pole or the iron tower, realizes the automatic manned lifting during the aloft work, carries out safety protection on the personnel taking the elevator for the aloft work through the speed-limiting anti-falling mechanism on the manned elevator, effectively solves the problems of time consumption and physical strength consumption when the aloft work personnel climb the iron tower in the industries of electric power, communication and the like; the climbing and descending high-efficiency, stable and safe tower pole tower has the advantages of high climbing and descending efficiency, stability and safety, and light and fast transition effect during field operation.
Description
Technical Field
The invention belongs to the technical field of electric power ascending equipment, and particularly relates to a manned automatic lifting system for a tower.
Background
In the electric power and communication industry, high-voltage transmission tower and communication base station iron tower are more and more, also more and more high, the work load of the operation of ascending a height also more and more big, along with the propulsion of superhigh pressure transmission project, transmission tower's height has exceeded sixty meters, reach eighty-nine ten meters even, height that so high, still lean on artifical climbing, the process of ascending a tower is consuming time very long, often can reach dozens of minutes, the operating efficiency is very influenced, long-time climbing, it is also very big to operating personnel physical power consumption, at high altitude, cause the dangerous accident because of fatigue leads to easily, consequently, urgent need an automatic, labour saving and time saving, can safe efficient manned lift's high altitude construction equipment.
Disclosure of Invention
The invention aims to provide a tower manned automatic lifting system, which solves the problems that workers in the power and communication industries climb a tower by manpower, are time-consuming and dangerous and consume physical strength when working on the tower.
The invention adopts the technical scheme that the automatic manned lifting system for the tower comprises a guide rail assembly and a manned lifter, wherein the guide rail assembly comprises a guide rail, a lifting limiting speed-limiting hole is formed in the guide rail, a guide rail mounting plate is welded on one surface of the guide rail, and the guide rail mounting plate is connected with a guide rail mounting hoop through a guide rail mounting bolt;
manned lift is including cup jointing the L type main frame of guide rail, power component is connected to L type main frame one side bottom, L type main frame upper portion is located power component and connects the final stage transmission assembly with one side, chain transmission assembly is connected to L type main frame opposite side, lift roller assembly before the final stage is connected to L type main frame top, lift roller assembly connects chain transmission assembly before the final stage, final stage transmission assembly, still connect the handrail on the L type main frame, L type main frame middle part is connected the speed limit and is prevented weighing down the mechanism, the speed limit is prevented weighing down the mechanism, power component all connects the control box, load frame is connected to L type main frame bottom.
The chain transmission mechanism comprises a first driven lifting gear, a first driven lifting roller, a left pressing lifting wheel assembly, a left reversing gear, a left pressing lifting wheel assembly and a chain transmission assembly; the first driven lifting gear is coaxially connected with the first driven lifting idler wheel, the left reversing gear is meshed with the first left pressing lifting wheel assembly and the second left pressing lifting wheel assembly respectively, the first driven lifting gear and the second left pressing lifting wheel assembly are meshed with the chain transmission assembly, and the first driven lifting gear, the first left pressing lifting wheel assembly, the left reversing gear and the second left pressing lifting wheel assembly are connected to the L-shaped main frame in a rotating mode.
The invention is also characterized in that:
the left second pressing lifting wheel component comprises a driven gear, a pressing lifting wheel, a bearing slide block, a bearing seat, a pressing spring and a pressure adjusting jackscrew; a bearing hole is formed in the bearing seat, a bearing slide block is connected in the bearing hole, the compression lifting wheel penetrates through the bearing slide block and is connected with the driven gear, a threaded hole is formed in the bearing seat along the direction vertical to the outer wall of the bearing slide block, a compression spring is arranged in the threaded hole, the pressure adjusting jackscrew is connected to the threaded hole through threads and is compressed on the bearing slide block, and the driven gear is meshed with the left reversing gear;
the chain transmission assembly comprises a chain, a driving chain wheel, a driven chain wheel, a left driving gear and a final-stage left driving gear; the drive sprocket and the driven sprocket all mesh the chain, and drive sprocket coaxial coupling left driving gear, and on connecting power component's the output shaft, left driving gear meshing driven gear, driven sprocket coaxial coupling left driving gear, first driven lifting gear and left driving gear intermeshing, last stage left driving gear connection last stage preceding lift roller assembly, drive sprocket and driven gear meshing.
The speed-limiting anti-falling mechanism comprises a centrifugal speed-limiting disc component, a speed-measuring roller component, an anti-falling safety, an anti-falling lock, a front panel of the speed-limiting anti-falling mechanism and a safety rope hanging ring; the centrifugal governor disc component is coaxially connected with the speed measuring roller component, the centrifugal governor disc component can trigger the anti-falling safety, and the anti-falling lock is arranged above the anti-falling safety;
the centrifugal speed-limiting disc assembly comprises a centrifugal speed-limiting eccentric disc, a tension spring, a centrifugal speed-limiting disc right baffle, a centrifugal speed-limiting disc left baffle and a centrifugal speed-limiting reference flange plate; the centrifugal speed-limiting eccentric disc is positioned between the centrifugal speed-limiting disc right baffle and the centrifugal speed-limiting disc left baffle, and the centrifugal speed-limiting eccentric disc is connected with the centrifugal speed-limiting reference flange through a tensioning spring;
the speed measuring roller assembly comprises a speed measuring roller, a speed measuring roller limiting plate and a speed measuring roller shaft; the speed measuring roller and the speed measuring roller limiting plate are connected to a speed measuring roller shaft, the speed measuring roller shaft is fixedly connected with the center of the centrifugal speed-limiting reference flange plate, and the speed measuring roller shaft penetrates through the L-shaped main frame;
the anti-falling safety comprises a safety handle, a safety rod driven roller, a safety rod, a safety T-shaped rod guide block, a safety T-shaped rod limiting groove, a safety T-shaped rod reset spring, a safety limiting block, a safety rod T-shaped sliding block and a safety rod T-shaped sliding groove; one end of the safety rod is connected with a driven roller of the safety rod, the other end of the safety rod is vertically connected with a safety handle, one side of the safety rod is connected with a safety T-shaped rod guide block which is an inclined plane at a position opposite to the bottom of the safety handle, a T-shaped rod limiting groove is formed in the middle of the T-shaped rod guide block, the safety T-shaped rod slides up and down in the T-shaped rod limiting groove, the safety T-shaped rod penetrates through the T-shaped rod limiting groove to be connected with one end of a T-shaped rod reset spring, the other end of the T-shaped rod reset spring is connected with a safety limiting block of an inclined plane structure, the middle part of the safety rod is connected with a T-shaped slide block of the;
the anti-falling lock comprises an anti-falling lock handle penetrating through an L-shaped main frame, one end of the anti-falling lock handle positioned in the L-shaped main frame is connected with an upper anti-falling lock tongue left shell and an upper anti-falling lock tongue right shell, the other end positioned in the L-shaped main frame is connected with a lower anti-falling lock tongue right shell, one end of the anti-falling lock handle positioned in the upper anti-falling lock tongue left shell is sequentially connected with an anti-falling lock tongue reset spring and an upper anti-falling lock tongue, the bottom of the upper anti-falling lock tongue left shell is connected with an anti-falling safety limit switch, the limit switch touch block is contacted with the anti-falling safety limit switch to form a closed switch state, the limit switch touch block is connected with a control box, one end of the anti-falling lock handle positioned in the lower anti-falling lock tongue right shell is sequentially connected with a lock tongue reset, the bottom of the right shell of the lower anti-falling lock tongue is provided with a T-shaped safety rod sliding groove, and a T-shaped safety rod sliding block is connected in the T-shaped safety rod sliding groove and slides along the T-shaped safety rod sliding groove;
the overall dimensions of the upper anti-falling lock tongue and the lower anti-falling lock tongue are not larger than the dimension of the lifting limiting speed limiting hole.
The load frame comprises a seat beam, one end of the seat beam is connected to the bottom of the L-shaped main frame, a seat is connected to the seat beam, the other end of the seat beam is vertically and downwards connected with an external hanging support, and the lower end of the external hanging support is vertically connected with the pedal support towards the guide rail.
The L-shaped main frame comprises main frame reinforcing plates located on two sides of the guide rail, the middle position of the bottom of the main frame reinforcing plate is connected with the position cross beam through a pin shaft, and the bottom of the main frame reinforcing plate is connected with the load frame limiting plate.
The power assembly comprises a right two-pressing lifting wheel assembly, a right reversing gear, a right one-pressing lifting wheel assembly, a main lifting roller assembly, a motor assembly and a hand-cranking mechanism; the motor assembly is fixedly connected to the L-shaped main frame, the motor assembly is connected with the hand-cranking mechanism, the lower part of the motor assembly is meshed with the main lifting roller assembly, the main lifting roller assembly is meshed with the right two pressing lifting wheel assemblies, and the right two pressing lifting wheel assemblies are sequentially meshed with the right reversing gear and the right one pressing lifting wheel assembly upwards;
the right two pressing lifting wheel assemblies, the right one pressing lifting wheel assembly, the left one pressing lifting wheel assembly and the left two pressing lifting wheel assembly are the same in structure;
the main lifting roller assembly comprises a worm wheel, a right driving gear retainer ring, a main lifting roller right limiting plate, a main lifting roller, a star-shaped speed limiting wheel, a main lifting roller left limiting plate and a left driving gear retainer ring which are coaxially and sequentially connected; the right limiting plate of the main lifting roller and the left limiting plate of the main lifting roller are arranged on two sides of the guide rail, the star-shaped speed-limiting wheel is sleeved on the main lifting roller, the space between racks on the star-shaped speed-limiting wheel is the same as that between lifting limiting holes, the right driving gear is meshed with the driven gear in the right two pressing lifting wheel assemblies, and one end of the left driving gear retainer ring, which is far away from the left limiting plate of the main lifting roller, is coaxially connected with the left driving gear and the driving sprocket;
the motor assembly comprises a speed-adjustable motor, the speed-adjustable motor is connected to the lower end of one side of the L-shaped main frame through a motor support, an output shaft of the speed-adjustable motor is connected with a worm, the worm and the worm wheel are meshed with each other, a motor tail end gear is arranged at the upper end of an output shaft of the speed-adjustable motor, the motor tail end gear is meshed with a hand-operated mechanism, and the speed-adjustable motor is connected with a control box;
the hand-operated mechanism comprises a hand-operated driving gear, a hand-operated rotating shaft, a hand-operated clutch key groove, a hand-operated clutch key strip, a hand-operated clutch spring, a rocking handle and a hand-operated mechanism frame; hand pivot passes through hand mechanism frame attach L type main frame, hand pivot cross-under connection hand mechanism frame, hand driving gear is connected to the one end that hand pivot is located hand mechanism frame, hand driving gear meshing motor tail end gear, hand separation and reunion key strip is connected to the outer one end of hand pivot position in hand mechanism frame, set up hand separation and reunion keyway on the rocking handle, hand pivot is connected through hand separation and reunion key strip and hand separation and reunion keyway cooperation with the rocking handle, be located on the hand pivot and be connected hand separation and reunion spring between rocking handle and the hand mechanism frame.
The control box comprises a box body, the outer side surface of the box body is connected with a liquid crystal touch display screen and a camera, a ventilation strip hole is formed in the box body, and a motor control module, a wind power and air pressure monitoring module, a monitoring communication module and a wind meter are connected in the box body; liquid crystal touch display screen connects at motor control module surface, and motor control module connects wind-force atmospheric pressure monitoring module, control communication module, and wind-force atmospheric pressure monitoring module connects the anemoscope, and motor control module connects power component, limit switch touch piece, and the box is connected on L type main frame outer wall.
The final-stage transmission assembly comprises a second driven lifting gear, a second driven lifting roller and a final-stage right driving gear; the rotation axis of the second driven lifting roller penetrates through the L-shaped main frame to be connected with a second driven lifting gear, a final-stage right driving gear is meshed with the second driven lifting gear, and the final-stage right driving gear is connected with a final-stage front lifting roller assembly.
The last-stage front lifting roller assembly comprises a left pressing bearing seat, a left pressure adjusting nut, a left pressing spring, a left bearing seat, a left bearing slide block, a right pressing bearing seat, a last-stage front lifting roller, a right pressure adjusting nut, a right pressing spring, a right bearing seat and a right bearing slide block; l type main frame is worn out at lift gyro wheel both ends before the final stage, lift gyro wheel left end passes left bearing block and connects the left driving gear of final stage before the final stage, still include left bearing frame, set up left dead eye in the left bearing frame, left bearing block scarf joint left bearing block in the left bearing frame, left bearing frame sets up left pressure spring screw hole along perpendicular left bearing block lateral wall direction, left pressure spring sets up left pressure spring in the left pressure spring screw hole, left pressure spring screw hole end threaded connection left pressure adjusting nut, lift gyro wheel right-hand member passes right bearing block and connects the right driving gear of final stage before the final stage, still include right bearing frame, set up right bearing hole in the right bearing frame, right bearing block is scarf joint right bearing block in the right bearing hole, right pressure spring screw hole is seted up along perpendicular right bearing block lateral wall direction to the right bearing frame, set up right pressure spring in the right.
The automatic manned lifting system for the tower has the beneficial effects that:
compared with the prior art, the invention effectively solves the problems of time and labor waste and danger when high-altitude operation personnel climb the iron tower in the industries of electric power, communication and the like, adopts the lightweight portable foldable manned automatic elevator to be matched with the guide rail arranged on the iron tower to realize the automatic manned lifting during the high-altitude operation on the iron tower, and carries out safety protection on the personnel taking the elevator to ascend the height through the speed-limiting anti-falling mechanism on the manned elevator, thereby achieving the effects of efficient, stable and safe climbing and falling, light equipment and convenient carrying and transition during the high-altitude operation on the iron tower.
Drawings
FIG. 1 is a schematic structural view of a manned automatic lifting system for towers according to the present invention;
FIG. 2 is a schematic view of the track assembly of the present invention;
FIG. 3 is a schematic view of the man-lift of the present invention;
FIG. 4 is a schematic structural view of a main frame of the man-lift according to the present invention;
FIG. 5 is a schematic view of the structure of a loading frame of the manned elevator of the present invention;
FIG. 6 is a schematic view of the transmission structure of the driven elevating roller according to the present invention;
FIG. 7 is a schematic view of the driving structure of the active lifting roller of the present invention;
FIG. 8 is a schematic view of the power assembly of the present invention;
FIG. 9 is a schematic view of the manual mechanism of the present invention;
FIG. 10 is a schematic view of the anti-falling lift roller of the present invention;
FIG. 11 is a schematic structural view of the chain drive assembly of the present invention;
FIG. 12 is an exploded view of the rear pinch lift roller of the present invention;
FIG. 13 is an exploded view of the front pinch lift roller of the present invention;
FIG. 14 is a schematic structural view of a speed-limiting anti-falling mechanism of the invention;
FIG. 15 is a schematic structural view of a centrifugal speed limiting assembly of the speed limiting anti-falling mechanism of the invention;
FIG. 16 is a partial schematic structural view of a safety lock portion of the speed-limiting anti-falling mechanism of the invention;
FIG. 17 is a schematic structural view of a lower anti-falling bolt part of the safety lock of the speed-limiting anti-falling mechanism of the invention;
FIG. 18 is a schematic structural view of an upper anti-falling bolt part of the safety lock of the anti-speed limit falling mechanism of the invention;
FIG. 19 is a schematic view of the internal structure of the control box of the present invention;
FIG. 20 is a schematic view of the present invention showing the lifting state of the manned vehicle.
In the figure, 1, a guide rail assembly, 11, a guide rail, 12, a guide rail mounting plate, 13, a guide rail mounting bolt, 14, a guide rail mounting hoop, 15, a guide rail upper butt joint, 16, a guide rail lower butt joint, 17, a lifting limit speed limiting hole, 2, a manned elevator, 21, a chain transmission mechanism, 211, a first driven lifting gear, 212, a first driven lifting roller, 213, a left pressing lifting wheel assembly, 214, a left reversing gear, 215, a left pressing lifting wheel assembly, 2151, a driven gear, 2152, a pressing lifting wheel, 2153, a bearing block, 2154, a bearing seat, 2155, a pressing spring, 2156, a pressure adjusting nut, 216, a chain transmission assembly, 2161, a chain, 2162, a driving chain wheel, 2163, a driven chain wheel, 2164, a left driving gear, 2165, a left driving gear, 22, a handrail, 23, a falling-preventing mechanism, 231, a centrifugal speed limiting disc assembly, 2311, a centrifugal eccentric disc, 2312. a tension spring 2313, a centrifugal speed limiting disc right baffle 2314, a centrifugal speed limiting disc left baffle 2315, a centrifugal speed limiting reference flange plate 232, a speed measuring roller assembly 2321, a speed measuring roller 2322, a speed measuring roller limiting plate 2323, a speed measuring roller shaft 233, an anti-falling protector 2330, a safety handle 2331, a safety rod driven roller 2332, a safety rod 2333, a safety T-shaped rod guide block 2334, a safety T-shaped rod limiting groove 2335, a safety T-shaped rod, 2336, a safety T-shaped rod return spring 2337, a safety limiting block 2338, a safety rod T-shaped sliding block 2339, a safety rod T-shaped sliding groove 234, an anti-falling lock 2340, an anti-falling lock handle 2341, a lower anti-falling bolt left shell 2342, a lower anti-falling bolt right shell 2343, an upper anti-falling bolt left shell 2344, an upper anti-falling bolt right shell 2345, a lower anti-falling bolt, a bolt return spring 2346, a bolt return block 2347 and a bolt switch touch block, 2348. an upper anti-falling bolt, 2349, an anti-falling safety limit switch, 235, a speed-limiting anti-falling mechanism front panel, 236, an anti-falling safety limit switch, 239, a safety rope hanging ring, 24, a load frame, 241, a seat beam, 242, a seat, 243, an externally-hanging bracket, 244, a pedal bracket, 25, a main frame, 251, a main frame reinforcing plate, 252, a pin shaft, 253, a load frame limiting plate, 26, a power assembly, 261, a right two compression lifting wheel assembly, 262, a right reversing gear, 263, a right compression lifting wheel assembly, 264, a main lifting roller assembly, 2641, a worm gear, 2642, a right driving gear, 2643, a right driving gear retaining ring, 2644, a main lifting roller right limiting plate, 2645, a main lifting roller, 2646, a star-shaped speed-limiting wheel, 2647, a main lifting roller left limiting plate, 2648, a left driving gear retaining ring, 265, a motor assembly, 2651, an adjustable speed motor, 2653. motor tail gear 2654 motor support 266 hand mechanism 2661 hand driving gear 2662 hand rotating shaft 2663 hand clutch key slot 2664 hand clutch key bar 2665 hand clutch spring 2666 hand crank, 2667 hand mechanism frame 27 control box 271 liquid crystal touch display screen 272 ventilation bar hole 273 motor control module 274 wind pressure monitoring module 275 monitoring communication module 276 wind meter 277 camera 28 last stage transmission module 281 second driven lifting gear 282 second driven lifting roller 283 last stage right driving gear 29 last stage front lifting roller assembly 291 left bearing seat 2911 left pressure regulating nut 2912 left pressing spring 2913 left bearing seat 2914 left bearing slide block 292 right pressing bearing seat 293 last stage front lifting roller, 2921. the tower crane comprises a right pressure adjusting nut, a right compression spring 2922, a right bearing seat 2923, a right bearing sliding block 2924, 3 tower climbing operators, 4 safety ropes, 5 external hanging tool boxes, 6 batteries and 7 an iron tower.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention discloses a tower manned automatic lifting system, which comprises a guide rail assembly 1 and a manned lifter 2, wherein the guide rail assembly 1 comprises a guide rail 11, a guide rail mounting plate 12, a guide rail mounting bolt 13, a guide rail mounting hoop 14, an upper guide rail butt joint 15 and a lower guide rail butt joint 16; the guide rail 11 is provided with a lifting limiting speed limiting hole 17, the back of the guide rail 11 is welded with a guide rail mounting plate 12, the guide rail mounting plate 12 is connected with a guide rail mounting hoop 14 through a guide rail mounting bolt 13 and is fixed on the iron tower 7 through the guide rail mounting hoop 14, two ends of each section of the guide rail 11 are respectively an upper guide rail butt joint 15 and a lower guide rail butt joint 16, when every two sections of the guide rail 11 are connected, the upper guide rail butt joint 15 and the lower guide rail butt joint 16 are mutually butted and welded and fixed, so that the lifting limiting speed limiting holes 17 keep equal intervals.
Wherein the manned elevator 2 comprises a chain transmission mechanism 21, a handrail 22, a speed-limiting anti-falling mechanism 23, a load frame 24, a main frame 25, a power assembly 26, a control box 27 and a final transmission assembly 28; the power assembly 26 is arranged below one side of the main frame 25, the final transmission assembly 28 is arranged on the main frame 25 at the uppermost part of the same side with the power assembly 26, the control box 27 is arranged below the final transmission assembly 28, the chain transmission assembly 21 is arranged at the other side of the main frame 25, the final front lifting roller assembly 29 is arranged at the uppermost part of the main frame 25, the handrail 22 is arranged in the middle of the main frame 25 through the chain transmission assembly 21, the speed-limiting anti-falling mechanism 23 is arranged in the middle of the main frame 25, and the load frame 24 is arranged at the lowermost part of; the ground clearance of guide rail 11 installation on the iron tower is 70 ~ 75 centimetres, guarantees manned lift 2 and can follow quick the dress in guide rail 11 below and pull down.
As shown in fig. 6 to 13, main frame 25 of people lift 2 is respectively provided with main lifting roller 2645, first driven lifting roller 212, second driven lifting roller 282, last stage front lifting roller 293, left pressing lifting wheel assembly 213, pressing lifting wheels in left pressing lifting wheel assembly 215, right pressing lifting wheel assembly 261 and right pressing lifting wheel assembly 263 at the front and at the back, and 8 lifting rollers in total; when the manned elevator 2 ascends or descends along the guide rail 11, the power of the speed-adjustable motor 2651 is transmitted to the main elevating roller assembly 264 through the worm 2652 and the worm wheel 2641 at the lower end of the motor shaft, the main elevating roller assembly 264 transmits the power to the right two pressing elevating wheel assemblies 261 and the left two pressing elevating wheel assemblies 215, and simultaneously transmits the power to the final stage front elevating roller assembly 29 through the chain transmission assembly 216, the right two pressing elevating wheel assemblies 261 transmit the power to the right one pressing elevating wheel assembly 263 through the right reversing gear 262, the left two pressing elevating wheel assemblies 215 transmit the power to the left one pressing elevating wheel assembly 213 through the left reversing gear 214, the final stage front elevating roller assembly 29 transmits the power to the first driven elevating roller 212 and the second driven elevating roller 282, thereby realizing synchronous rotation of the front and rear 8 elevating rollers and driving the manned elevator 2 to ascend or descend, the speed at which people lift 2 is raised or lowered can be varied by adjusting the speed of adjustable motor 2651.
As shown in fig. 8 and 9, when the manned elevator 2 is lifted by hand, the crank 2666 is pushed inward to engage the hand clutch spline 2664 into the hand clutch spline 2663, and the crank 2666 is rotated to drive the hand driving gear 2661 on the hand shaft 2662 to drive the motor tail gear 2653 engaged therewith, so that the worm 2652 at the lower end of the motor shaft is rotated, which achieves the same effect as that of the motor 2651, thereby realizing the lifting or lowering of the manned elevator 2.
As shown in fig. 14 to 18, when the manned elevator 2 is raised at a normal speed, the speed measurement roller 2321 drives the centrifugal speed-limiting reference flange 2315 to rotate at a lower speed through the speed measurement roller shaft 2323, the centrifugal speed-limiting eccentric disc 2311 is tensioned on the outer ring of the centrifugal speed-limiting reference flange 2315 through the tensioning spring 2312, and the centrifugal speed-limiting disc right baffle 2313 and the centrifugal speed-limiting disc left baffle 2314 are fixed on both sides of the centrifugal speed-limiting eccentric disc 2311 and the centrifugal speed-limiting reference flange 2315 to prevent the centrifugal speed-limiting eccentric disc 2311 from swinging; the lower anti-falling bolt 2345 and the upper anti-falling bolt 2348 can be sequentially clamped into the lifting limiting speed limiting hole in the guide rail 11 one by one from bottom to top under the guiding action of the oblique angle of the contact surface of the lower anti-falling bolt 2345 and the contact surface of the upper anti-falling bolt 2348 and the pressure of the anti-falling bolt reset spring 2346, and at least one anti-falling bolt is clamped in the lifting limiting speed limiting hole 17 in the guide rail 11 to prevent accidental falling when the elevator stops at any time.
Before the manned elevator 2 descends, the anti-falling lock handle 2340 is pulled up to enable the anti-falling lock tongue to be separated from the guide rail 11, the safety limiting block 2337 is clamped into the corresponding groove of the anti-falling lock tongue 2345 under the action of the safety T-shaped rod return spring 2336, the anti-falling lock tongue is kept in a separated state from the guide rail 11, at the moment, the anti-falling safety limiting switch 2349 is kept in a continuous disconnection state, the motor 2651 is allowed to rotate reversely by the controller motor control module 273, and the manned elevator 2 descends normally.
If the manned elevator 2 descends rapidly and the speed exceeds the set safety value, the centrifugal governor disc assembly 231 will act, wherein the centrifugal governor eccentric disc 2311 rotates eccentrically to a large extent due to the fact that the rotating speed exceeds the set value, the moving track on one side of the outer circle of the centrifugal governor eccentric disc expands to push the safety lever driven roller 2331, and then the safety lever 2332 is driven to move in the direction away from the guide rail, the inclined surface on the safety t-shaped lever guide block 2333 can enable the safety t-shaped lever 2335 to move downwards to drive the safety limit block 2337 to be separated from the lower anti-falling lock tongue 2345, so that the upper and lower lock tongues are clamped into the lifting limit hole of the guide rail 11 under the action of the anti-falling lock tongue return spring 2346, the manned elevator 2 does not descend any more, meanwhile, the anti-falling safety limit switch 2349 is kept in a closed state.
If the descending speed is too fast, the centrifugal speed limiting disc assembly 231 is not in action, the safety handle 2330 is pulled up, the safety limiting block 2337 is also separated from the lower anti-falling bolt 2345, the upper and lower bolts are clamped into the lifting limiting speed limiting holes 17 of the guide rail 11 under the action of the anti-falling bolt return spring 2346, and the manned elevator 2 does not descend any more.
After the fault is eliminated and when the elevator is started again, the anti-falling lock handle 2340 is pulled up to enable the anti-falling lock tongue to be separated from the guide rail 11, the safety limiting block 2337 is clamped into the corresponding groove of the anti-falling lock tongue 2345 under the action of the safety T-shaped rod return spring 2336, the anti-falling lock tongue is kept in a separated state from the guide rail 11, at the moment, the anti-falling safety limiting switch 2349 is kept in a continuous disconnection state, and the manned elevator 2 can continuously descend.
As shown in fig. 19, a motor control module 273 having a liquid crystal touch display screen 271 is installed on a side of the control box 27 of the man-lift 2 facing the passenger for facilitating observation of various data and operation, a wind pressure monitoring module 274 and a monitoring communication module 275 are sequentially installed behind the motor control module 273, a wind meter 276 is installed above the wind pressure monitoring module 274, a ventilation bar hole 272 is formed around the upper portion of the control box 27, and a camera 277 is installed below the front end of the ventilation bar hole 272.
In use, after manned lift 2 is mounted on guide rail 11, load frame 24 is unfolded to a horizontal state, external tool box 5 and battery 6 are mounted on external bracket 243, tower climbing operator 3 sits on seat 242 of manned lift 2, steps on pedal bracket 244 with both feet, firmly hangs safety rope 4 between waist on safety rope hanging ring 239, grasps hand rail 22 with the left hand, and then starts manned lift 2 to rise.
In conclusion, the automatic manned lifting system for the tower has the advantages of compact structure, light weight, high strength, small volume and strong adaptability of guide rails, can be mounted on various electric poles and iron towers, can be carried on the back by a single person for transition, is powered by a storage battery, is particularly suitable for field use, and provides a safe and efficient aerial work carrier without changing the structure of the existing iron tower for the power and telecommunication industries.
Claims (10)
1. A pole tower manned automatic lifting system comprises a guide rail assembly (1) and a manned lifter (2), and is characterized in that the guide rail assembly (1) comprises a guide rail (11), a lifting limiting speed limiting hole (17) is formed in the guide rail (11), a guide rail mounting plate (12) is welded on one surface of the guide rail (11), and the guide rail mounting plate (12) is connected with a guide rail mounting hoop (14) through a guide rail mounting bolt (13);
the manned elevator (2) comprises an L-shaped main frame (25) sleeved with a guide rail (11), the bottom of one side of the L-shaped main frame (25) is connected with a power assembly (26), the upper part of the L-shaped main frame (25) is positioned at the same side of the power assembly (26) and is connected with a final transmission assembly (28), the other side of the L-shaped main frame (25) is connected with a chain transmission assembly (21), a final-stage front lifting roller assembly (29) is connected above the L-shaped main frame (25), the final stage front lifting roller assembly (29) is connected with the chain transmission assembly (21) and the final stage transmission assembly (28), the L-shaped main frame (25) is also connected with a handrail (22), the middle part of the L-shaped main frame (25) is connected with a speed-limiting anti-falling mechanism (23), the speed-limiting anti-falling mechanism (23) and the power assembly (26) are both connected with a control box (27), and the bottom of the L-shaped main frame (25) is connected with a load frame (24).
2. The automatic tower manned lifting system of claim 1, wherein the chain drive mechanism (21) comprises a first driven lifting gear (211), a first driven lifting roller (212), a left pinch lifting wheel assembly (213), a left reversing gear (214), a left pinch lifting wheel assembly (215), and a chain drive assembly (216); the first driven lifting gear (211) is coaxially connected with a first driven lifting roller (212), the left reversing gear (214) is meshed with the left first pressing lifting wheel assembly (213) and the left second pressing lifting wheel assembly (215) respectively, the first driven lifting gear (211) and the left second pressing lifting wheel assembly (215) are meshed with the chain transmission assembly (216), and the first driven lifting gear (211), the left first pressing lifting wheel assembly (213), the left reversing gear (214) and the left second pressing lifting wheel assembly (215) are connected to the L-shaped main frame (25) in a rotating mode.
3. The automatic tower manned lifting system of claim 2, wherein the left second pressing lifting wheel assembly (215) comprises a driven gear (2151), a pressing lifting wheel (2152), a bearing slider (2153), a bearing seat (2154), a pressing spring (2155) and a pressure adjusting jackscrew (2156); a bearing hole is formed in the bearing seat (2154), a bearing sliding block (2153) is connected in the bearing hole, the pressing lifting wheel (2152) penetrates through the bearing sliding block (2153) to be connected with the driven gear (2151), a threaded hole is formed in the bearing seat (2154) along the direction vertical to the outer wall of the bearing sliding block (2153), a pressing spring (2155) is arranged in the threaded hole, the pressure adjusting jackscrew (2156) is connected to the threaded hole through threads and pressed on the bearing sliding block (2153), and the driven gear (2151) is meshed with the left reversing gear (214);
the chain drive assembly (216) comprises a chain (2161), a drive sprocket (2162), a driven sprocket (2163), a left drive gear (2164) and a final left drive gear (2165); the drive sprocket (2162) and driven sprocket (2163) all mesh chain (2161), drive sprocket (2162) coaxial coupling left driving gear (2164), and connect on the output shaft of power component (26), left driving gear (2164) meshing driven gear (2151), driven sprocket (2163) coaxial coupling left driving gear (2165), first driven lifting gear (211) and left driving gear (2165) intermeshing, lift roller subassembly (29) before last stage is connected to last stage left driving gear (2165), drive sprocket (2162) and driven gear (2151) meshing.
4. The automatic tower manned lifting system according to claim 2, wherein the speed-limiting anti-falling mechanism (23) comprises a centrifugal speed-limiting disc assembly (231), a speed-measuring roller assembly (232), an anti-falling safety (233), an anti-falling lock (234), a speed-limiting anti-falling mechanism front panel (235) and a safety rope suspension loop (239); the speed-measuring roller assembly (232) is coaxially connected with the centrifugal speed-limiting disc assembly (231), the centrifugal speed-limiting disc assembly (231) can trigger the anti-falling safety device (233), and the anti-falling lock (234) is arranged above the anti-falling safety device (233);
the centrifugal speed-limiting disc assembly (231) comprises a centrifugal speed-limiting eccentric disc (2311), a tension spring (2312), a centrifugal speed-limiting disc right baffle (2313), a centrifugal speed-limiting disc left baffle (2314) and a centrifugal speed-limiting reference flange plate (2315); a centrifugal speed-limiting disc right baffle plate (2313), a centrifugal speed-limiting reference flange plate (2315) and a centrifugal speed-limiting disc left baffle plate (2314) are sequentially and fixedly connected to the speed-measuring roller assembly (232), a centrifugal speed-limiting eccentric disc (2311) is positioned between the centrifugal speed-limiting disc right baffle plate (2313) and the centrifugal speed-limiting disc left baffle plate (2314), and the centrifugal speed-limiting eccentric disc (2311) is internally connected with the centrifugal speed-limiting reference flange plate (2315) through a tensioning spring (2312);
the speed measuring roller assembly (232) comprises a speed measuring roller (2321), a speed measuring roller limiting plate (2322) and a speed measuring roller shaft (2323); the speed measuring roller (2321) and the speed measuring roller limiting plate (2322) are connected to a speed measuring roller shaft (2323), the speed measuring roller shaft (2323) is fixedly connected with the center of the centrifugal speed-limiting reference flange plate (2315), and the speed measuring roller shaft (2323) penetrates through the L-shaped main frame (25);
the anti-falling safety (233) comprises a safety handle (2330), a safety rod driven roller (2331), a safety rod (2332), a safety T-shaped rod guide block (2333), a safety T-shaped rod limiting groove (2334), a safety T-shaped rod (2335), a safety T-shaped rod reset spring (2336), a safety limiting block (2337), a safety rod T-shaped sliding block (2338) and a safety rod T-shaped sliding groove (2339); one end of the safety rod (2332) is connected with a safety rod driven roller (2331), the other end of the safety rod (2332) is vertically connected with a safety handle (2330), a safety T-shaped rod guide block (2333) which is inclined is connected at the position of one side of the safety rod (2332) opposite to the bottom of the safety handle (2330), a T-shaped rod limiting groove (2334) is formed in the middle of the T-shaped rod guide block (2333), the safety T-shaped rod (2335) slides up and down in the T-shaped rod limiting groove (2334), the safety T-bar (2335) passes through the T-bar limiting groove (2334) and is connected with one end of a T-bar return spring (2336), the other end of the T-shaped rod return spring (2336) is connected with a safety limit block (2337) with an inclined plane structure, the middle part of the bumper bar (2332) is connected with a bumper bar T-shaped sliding block (2338), and the bumper bar (2332) penetrates out of the L-shaped main frame (25) so that the bumper bar driven roller (2331) is flush and close to the centrifugal speed-limiting eccentric disc (2311);
prevent weighing down lock (234) including the anti-falling lock handle (2340) that passes L type main frame (25), prevent weighing down lock handle (2340) and be located the one end of L type main frame (25) and connect and prevent weighing down spring bolt left casing (2343) and go up and prevent weighing down spring bolt right casing (2344), the other end that is located L type main frame (25) is connected and is prevented weighing down spring bolt right casing (2342), prevent weighing down lock handle (2340) one end is located and prevents weighing down spring bolt reset spring (2346) in proper order in spring bolt left casing (2343), prevent weighing down spring bolt (2348) on, prevent weighing down spring bolt (2348) bottom and connect limit switch touch piece (2347) on, prevent weighing down spring bolt left casing (2343) bottom and connect and prevent weighing down safety limit switch (2349) connection, limit switch touch piece (2347) and prevent weighing down safety limit switch (2349) contact and form the closed switch state, limit switch touch piece (2347) connect control box (27), one end of the anti-falling lock handle (2340) is positioned in a lower anti-falling bolt right shell (2342) and is sequentially connected with a bolt reset spring (2346) and a lower anti-falling bolt (2345), the bottom of the lower anti-falling bolt (2345) is provided with a safety limiting groove, a safety limiting block (2337) is embedded in the safety limiting groove, the bottom of the lower anti-falling bolt right shell (2342) is provided with a safety rod T-shaped sliding groove (2339), and the safety rod T-shaped sliding block (2338) is connected in the safety rod T-shaped sliding groove (2339) and slides along the safety rod T-shaped sliding groove (2339);
the external dimensions of the upper anti-falling bolt (2348) and the lower anti-falling bolt (2345) are not larger than the dimension of the lifting limiting speed limiting hole (17).
5. The automatic tower manned lifting system according to claim 2, wherein the load frame (24) comprises a seat beam (241) with one end connected to the bottom of the L-shaped main frame (25), the seat beam (241) is connected with a seat (242), the other end of the seat beam (241) is vertically connected with an external bracket (243) downwards, and the lower end of the external bracket (243) is vertically connected with a pedal bracket (244) towards the guide rail (11).
6. The automatic people lifting system on tower as claimed in claim 1, wherein said L-shaped main frame (25) comprises main frame reinforcing plates (251) located at both sides of the guide rail (11), the middle position of the bottom of said main frame reinforcing plates (251) is connected with the seat cross beam (241) by a pin (252), and the bottom of said main frame reinforcing plates (251) is connected with the load frame limiting plate (253).
7. The automatic tower manned lifting system of claim 3, wherein the power assembly (26) comprises two right pressing lifting wheel assemblies (261), a right reversing gear (262), a right pressing lifting wheel assembly (263), a main lifting roller assembly (264), a motor assembly (265) and a hand-operated mechanism (266); the motor assembly (265) is fixedly connected to the L-shaped main frame (25), the motor assembly (265) is connected with a hand-operated mechanism (266), a main lifting roller assembly (264) is meshed below the motor assembly (265), the main lifting roller assembly (264) is meshed with two right pressing lifting wheel assemblies (261), and the two right pressing lifting wheel assemblies (261) are sequentially meshed with the right reversing gear (262) and the one right pressing lifting wheel assembly (263) upwards;
the structures of the right two pressing lifting wheel assemblies (261), the right one pressing lifting wheel assembly (263), the left one pressing lifting wheel assembly (213) and the left two pressing lifting wheel assembly (215) are the same;
the main lifting roller assembly (264) comprises a worm wheel (2641), a right driving gear (2642), a right driving gear retainer ring (2643), a main lifting roller right limiting plate (2644), a main lifting roller (2645), a star-shaped speed-limiting wheel (2646), a main lifting roller left limiting plate (2647) and a left driving gear retainer ring (2648), which are coaxially and sequentially connected; the main lifting roller right limiting plate (2644) and the main lifting roller left limiting plate (2647) are respectively arranged on two sides of the guide rail (11), the star-shaped speed-limiting wheel (2646) is sleeved on the main lifting roller (2645), the pitch of racks on the star-shaped speed-limiting wheel (2646) is the same as that of the lifting limiting speed-limiting holes (17), the right driving gear (2642) is meshed with the driven gears in the two right pressing lifting wheel assemblies (261), and one end, far away from the main lifting roller left limiting plate (2647), of the left driving gear retainer ring (2648) is coaxially connected with a left driving gear (2164) and a driving sprocket (2162);
the motor assembly (265) comprises a speed-adjustable motor (2651), the speed-adjustable motor (2651) is connected to the lower end of one side of the L-shaped main frame (25) through a motor support (2654), an output shaft of the speed-adjustable motor (2651) is connected with a worm (2652), the worm (2652) is meshed with a worm wheel (2641), a motor tail end gear (2653) is arranged at the upper end of an output shaft of the speed-adjustable motor (2651), the motor tail end gear (2653) is meshed with a hand-operated mechanism (266), and the speed-adjustable motor (2651) is connected with the control box (27);
the hand-operated mechanism (266) comprises a hand-operated driving gear (2661), a hand-operated rotating shaft (2662), a hand-operated clutch key groove (2663), a hand-operated clutch key strip (2664), a hand-operated clutch spring (2665), a crank (2666) and a hand-operated mechanism frame (2667); hand pivot (2662) are through hand mechanism frame (2667) connection L type main frame (25), hand pivot (2662) cross-under hand mechanism frame (2667), hand driving gear (2661) is connected to the one end that hand pivot (2662) are located hand mechanism frame (2667), hand driving gear (2661) meshing motor tail end gear (2653), hand pivot (2662) are located hand mechanism frame (2667) outer one end and are connected hand clutch key strip (2664), set up hand clutch key groove (2663) on crank (2666), hand pivot (2662) are connected through hand clutch key strip (2664) and hand clutch key groove (2663) cooperation with crank (2666), lie in on hand pivot (2662) and be connected clutch spring (2665) between crank (2666) and hand mechanism frame (2667).
8. The automatic tower manned lifting system according to claim 4, wherein the control box (27) comprises a box body, the outer side surface of the box body is connected with a liquid crystal touch display screen (271) and a camera (277), a ventilation strip hole (272) is formed in the box body, and a motor control module (273), a wind power and air pressure monitoring module (274), a monitoring communication module (275) and a wind meter (276) are connected in the box body; liquid crystal touch display screen (271) are connected at motor control module (273) surface, motor control module (273) are connected wind-force atmospheric pressure monitoring module (274), are monitored communication module (275), anemoscope (276) is connected in wind-force atmospheric pressure monitoring module (274), power component (26), limit switch touch piece (2347) are connected in motor control module (273), the box is connected on L type main frame (25) outer wall.
9. The automatic people lifting system on tower as claimed in claim 3, wherein the final transmission assembly (28) comprises a second driven lifting gear (281), a second driven lifting roller (282), a final right driving gear (283); the rotating shaft of the second driven lifting roller (282) penetrates through the L-shaped main frame (25) to be connected with a second driven lifting gear (281), the final-stage right driving gear (283) and the second driven lifting gear (281) are meshed with each other, and the final-stage right driving gear (283) is connected with a final-stage front lifting roller assembly (29).
10. The automatic people-carrying lifting system for towers according to claim 9, wherein the last stage front lifting roller assembly (29) comprises a left pressing bearing seat (291), a left pressure adjusting nut (2911), a left pressing spring (2912), a left bearing seat (2913), a left bearing slider (2914), a right pressing bearing seat (292), a last stage front lifting roller (293), a right pressure adjusting nut (2921), a right pressing spring (2922), a right bearing seat (2923) and a right bearing slider (2924); the L-shaped main frame (25) penetrates through two ends of the last-stage front lifting roller (293), the left end of the last-stage front lifting roller (293) penetrates through a left bearing slider (2914) to be connected with a last-stage left driving gear (2165), the L-shaped main frame further comprises a left bearing seat (2913), a left bearing hole is formed in the left bearing seat (2913), the left bearing slider (2914) is embedded in the left bearing hole, a left compression spring threaded hole is formed in the left bearing seat (2913) along the direction perpendicular to the side wall of the left bearing slider (2914), a left compression spring (2912) is arranged in the left compression spring threaded hole, the tail end of the left compression spring threaded hole is in threaded connection with a left pressure adjusting nut (2911), the right end of the last-stage front lifting roller (293) penetrates through a right bearing slider (2924) to be connected with a last-stage right driving gear (283), the, a right bearing slider (2924) is embedded in the right bearing hole, a right compression spring threaded hole is formed in the right bearing seat (2923) in the direction perpendicular to the side wall of the right bearing slider (2924), a right compression spring (2922) is arranged in the right compression spring threaded hole, and the tail end of the right compression spring threaded hole is in threaded connection with a right pressure adjusting nut (2921).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110023052.0A CN112875466A (en) | 2021-01-08 | 2021-01-08 | Automatic lifting system for pole and tower manned person |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110023052.0A CN112875466A (en) | 2021-01-08 | 2021-01-08 | Automatic lifting system for pole and tower manned person |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112875466A true CN112875466A (en) | 2021-06-01 |
Family
ID=76047248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110023052.0A Withdrawn CN112875466A (en) | 2021-01-08 | 2021-01-08 | Automatic lifting system for pole and tower manned person |
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| Country | Link |
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| CN (1) | CN112875466A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562572A (en) * | 2021-08-13 | 2021-10-29 | 四川广安鑫光电力铁塔有限公司 | Iron tower convenient to climb |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103687798A (en) * | 2011-03-09 | 2014-03-26 | 高级步骤系统股份公司 | Lift for high-voltage towers and wind turbine towers |
| CN105502132A (en) * | 2016-01-12 | 2016-04-20 | 宁波天弘电力器具有限公司 | Lifting equipment with falling preventing function |
| CN112173916A (en) * | 2020-09-25 | 2021-01-05 | 史博晖 | Automatic lifting system for pole and tower manned person |
-
2021
- 2021-01-08 CN CN202110023052.0A patent/CN112875466A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103687798A (en) * | 2011-03-09 | 2014-03-26 | 高级步骤系统股份公司 | Lift for high-voltage towers and wind turbine towers |
| CN105502132A (en) * | 2016-01-12 | 2016-04-20 | 宁波天弘电力器具有限公司 | Lifting equipment with falling preventing function |
| CN112173916A (en) * | 2020-09-25 | 2021-01-05 | 史博晖 | Automatic lifting system for pole and tower manned person |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562572A (en) * | 2021-08-13 | 2021-10-29 | 四川广安鑫光电力铁塔有限公司 | Iron tower convenient to climb |
| CN113562572B (en) * | 2021-08-13 | 2022-10-18 | 四川广安鑫光电力铁塔有限公司 | Iron tower convenient to climb |
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Application publication date: 20210601 |