CN111891992A - Lifting device with safety protection mechanism for high-altitude operation of power equipment maintenance - Google Patents
Lifting device with safety protection mechanism for high-altitude operation of power equipment maintenance Download PDFInfo
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- CN111891992A CN111891992A CN202010777442.2A CN202010777442A CN111891992A CN 111891992 A CN111891992 A CN 111891992A CN 202010777442 A CN202010777442 A CN 202010777442A CN 111891992 A CN111891992 A CN 111891992A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 53
- 238000012423 maintenance Methods 0.000 title claims abstract description 39
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000009545 invasion Effects 0.000 abstract 1
- 230000009194 climbing Effects 0.000 description 9
- 230000001174 ascending effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
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Abstract
The invention relates to the technical field of installation and maintenance devices of electric power equipment, in particular to a lifting device with a safety protection mechanism for high-altitude operation of electric power equipment maintenance. The invention increases the safety of lifting work through lifting operation which is gradually carried out, simultaneously increases the protection to constructors, and can increase the protection to the constructors through the protection and the blocking of the supporting frame when the maintenance personnel stand for high-altitude operation, thereby avoiding the invasion of personal safety caused by the insufficient falling of the power maintenance personnel.
Description
Technical Field
The invention relates to the technical field of installation and maintenance devices of power equipment, in particular to a lifting device with a safety protection mechanism for high-altitude operation of power equipment maintenance.
Background
At present, electricity is indispensable energy in human life. In order to ensure the stable supply of electric power, a large number of electric power workers and maintenance tools are required for supporting, the maintenance of electric power equipment needs professionals to reasonably operate to complete the maintenance and the repair of the equipment, a series of potential safety hazards can be caused by any non-professional operation during the maintenance, in the prior art, the electric power maintenance personnel need to maintain the equipment with a higher installation position by means of a climbing device, the climbing and the repair increase the working difficulty, and much inconvenience is brought to the maintenance work.
In view of the above, chinese application No. CN111064123A discloses a rod-frame lifting type auxiliary mounting and maintaining device for electrical equipment, comprising: the front end of the arc-shaped frame is provided with a front end fixing sleeve, and the rear end of the arc-shaped frame is provided with an opening rotating shaft. The invention can clamp telegraph poles through arc frame structures which are symmetrically arranged, the inner sides of the arc frames are uniformly arranged on a plurality of climbing clamping structures in a circumferential shape, namely a circle of elastic structures consisting of arc spring steel plates and attaching feet are uniformly arranged on the outer side of a climbing motor in the circumferential shape, the elastic structures on the outer sides can be driven to climb through the rotation of the climbing motor, so that the driving device integrally moves upwards or downwards to provide a platform and help for the installation and maintenance of electrical equipment, the arc frames and the climbing motor are arranged, when the climbing motor works, a lot of convenience is brought to workers through the climbing of the equipment, but in the operation process, the protection on electric power constructors is failed, certain operation risks exist, in addition, the flexibility performance is relatively poor, and the workers cannot randomly change the standing position, brings certain inconvenience to the construction operation.
In prior art, the user does when carrying out the power equipment and maintains, and high altitude operation need operate with the help of climbing work, has increaseed the work degree of difficulty, still has certain danger in addition, operates when with the help of lifting device, and current lifting device does not install protection machanism, can not carry out fine protection to the constructor of high altitude work, and lifting device's position has received in addition and has injectd, and the change position that can not suit has brought certain inconvenience for the construction work.
In order to solve the above problems, a lifting device with a safety protection mechanism for power equipment maintenance work at high altitude is needed to be designed.
Disclosure of Invention
The invention aims to provide a lifting device with a safety protection mechanism for overhead operation in power equipment maintenance, which aims to solve the problem that the power maintenance cannot protect constructors in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a lifting device with a safety protection mechanism for high-altitude operation of power equipment maintenance comprises a mounting frame, a lifting mechanism, a clamping block and rollers, wherein the lifting mechanism is sleeved on the outer surface of the mounting frame and comprises an upper block, the bottom end of the upper block is connected with a lower block, the outer side of the lower block is fixedly connected with a bottom plate, the top end of the bottom plate is fixedly connected with a support frame, the inner side of the support frame is connected with a protection door, the front surface of the lower block is connected with a bolt, the outer surface of the upper block is fixedly connected with a handrail, the inner wall of the upper block is fixedly connected with a non-slip mat, a threaded bolt is inserted into the bolt, the inner wall of the upper block is fixedly connected with a clamping mechanism, the clamping mechanism comprises a fixing buckle, the fixing buckle is fixedly connected onto the inner wall of the upper block, the inner part of the upper block is fixedly connected with a fixing block, and the bottom end of the fixing block is fixedly connected with, the output end of the first motor is connected with a lead screw which is sleeved inside the mounting sleeve, the top end of the mounting sleeve is fixedly provided with a fixed block, the inner wall of the upper block is connected with a connecting rod, the outer surface of the clamping block is fixedly connected with a rubber mat, one end of the connecting rod, far away from the upper block, is connected with a clamping block, the bottom end of the upper block is fixedly connected with a driving mechanism, the driving mechanism comprises a top block, the bottom end of the upper block is fixedly connected with a top block, the inner cavity wall of the lower block is fixedly connected with a cushion block, the top end of the cushion block is fixedly connected with a sleeve, an inserting rod is inserted into the sleeve, the top end of the inserting rod is fixedly connected with the top block, a toothed rod is embedded into the sleeve, the top end of the cushion block is fixedly connected with a sliding groove, a rack is embedded into the sliding groove, the top end of the cushion block is fixedly connected with a, the bottom of awl tooth is connected with fastening device, fastening device includes the taper rod, the inside embedding of cushion has the taper rod, the bottom of taper rod has linked firmly the gear, the gear embedding is in the inside of cushion, the recess has been seted up to the inside of cushion, the inside embedding of recess has the slip strip, the bottom of slip strip has linked firmly the pull rod, be connected with branch on the inner chamber wall of kicking block, one side that the cushion was kept away from to branch is connected with the fastening disk, one side of grip block is connected with anti-skidding mechanism, anti-skidding mechanism includes the center pin, the both ends of center pin link firmly the surface at the grip block, the surface of center pin is connected with the dead lever, one side that the center pin was kept away from to the dead lever is connected with the antiskid sheets, the surface of center pin has cup jointed the spring, logical groove has.
Preferably, the upper block and the lower block are connected with the mounting rack through rotating shafts, and the upper block and the lower block are connected with the mounting rack in a rotating mode.
Preferably, the upper block and the lower block are in the shape of a semicircle with the same size, and the upper block and the lower block are both provided with two groups.
Preferably, the front surface of the upper block is provided with a deep hole, a threaded bolt is connected inside the deep hole, a hole is formed inside the bolt, and the threaded bolt penetrates through the bolt and extends into the deep hole formed inside the upper block.
Preferably, the non-slip mat is arc-shaped, and the inner wall of the non-slip mat is provided with circular convex blocks with different sizes.
Preferably, an inner thread is formed on the inner wall of the mounting sleeve, an outer thread is formed on the outer wall of the screw rod, and the mounting sleeve is in threaded connection with the screw rod.
Preferably, the connecting rod is fixedly connected to the inner wall of the mounting frame through a hinge shaft, and one end of the connecting rod, which is far away from the upper block, is connected with the clamping block through a movable rotating shaft.
Preferably, the two ends of the toothed bar are provided with toothed blocks, the toothed blocks are in contact with the inserted bar, and the toothed bar penetrates through the outer wall of the sleeve and extends to the inner wall of the sleeve.
Preferably, the sliding strip is connected with the groove in a sliding mode, the bottom end of the cushion block is provided with a long groove, and the pull rod penetrates through the long groove and is fixedly connected with the sliding strip.
Preferably, the outer surface of the roller is provided with a notch, the inside of the central shaft is hollow, a movable rod is inserted into the inside of the central shaft, and the movable rod extends to the outer wall of the central shaft from the inside of the central shaft.
Compared with the prior art, the invention has the beneficial effects that:
1. this power equipment maintenance high altitude construction is with lifting device who has safety protection mechanism fastens overhead piece and undermount piece through bolt and screw bolt, through simple and easy installation, makes its maintenance device can be steady lift, in addition through the connection of sectional type, when overhead piece is ascending, undermount piece and mounting bracket are in the state of pressing from both sides tightly, and the operation of lifting that advances one by one has increaseed the security of lifting work, has increaseed the protection to constructor simultaneously.
2. This power equipment maintenance high altitude construction passes through the connection of axis of rotation and bottom plate with lifting device who has safety protection mechanism, when the personnel stand in the upper end of bottom plate, the rotation of bottom plate has been driven through manual movement, it is more convenient to have brought for power maintenance equipment through rotating, adjust the position of standing through rotating, it is more convenient to operate, in addition when maintenance personnel stand high altitude construction, the protection through the support frame blocks, the protection to the staff has been strengthened, the infringement that the power maintenance personnel is out of order and falls and cause personal safety has been avoided.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic top cross-sectional view of the present invention;
FIG. 3 is a schematic front view of the fixing block and the first motor of the present invention;
FIG. 4 is an enlarged schematic view of FIG. 1 at A according to the present invention;
FIG. 5 is a schematic side view of the clamping block and the rubber pad of the present invention;
FIG. 6 is a front view of the roller and the central shaft of the present invention;
FIG. 7 is a side sectional view of the roller and the central shaft of the present invention.
In the figure: 1. a mounting frame; 2. a lifting mechanism; 210. an upper placing block; 220. placing the block downwards; 230. a support frame; 240. a base plate; 250. a protective door; 260. a bolt; 270. a handrail; 280. a non-slip mat; 290. a threaded bolt; 3. a clamping mechanism; 310. a fixing buckle; 320. a fixed block; 330. a first motor; 340. installing a sleeve; 350. a screw rod; 360. a clamping block; 370. a connecting rod; 380. a rubber pad; 4. a drive mechanism; 410. a top block; 420. cushion blocks; 430. a sleeve; 440. inserting a rod; 450. a rack bar; 460. a chute; 470. a rack; 480. a second motor; 490. conical teeth; 5. a fastening mechanism; 510. a tapered rod; 520. a gear; 530. a pull rod; 540. fastening a disc; 550. a slide bar; 560. a strut; 570. a groove; 6. an anti-slip mechanism; 610. a roller; 620. a central shaft; 630. anti-slip sheets; 640. a through groove; 650. fixing the rod; 660. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, an embodiment of the present invention is shown:
a lifting device with a safety protection mechanism for high-altitude operation of power equipment maintenance comprises a mounting frame 1, a lifting mechanism 2, a clamping block 360 and rollers 610, wherein the lifting mechanism 2 is sleeved on the outer surface of the mounting frame 1, the lifting mechanism 2 comprises an upper block 210, the bottom end of the upper block 210 is connected with a lower block 220, the bottom end of the upper block 210 is inserted into the lower block 220 and connected with the lower block 220 in an inserting manner, so that the connection stability is improved, the outer side of the lower block 220 is fixedly connected with a bottom plate 240, the top end of the bottom plate 240 is fixedly connected with a support frame 230, the support frame 230 plays a protection role, the inner side of the support frame 230 is connected with a protection door 250, the protection door 250 bears larger load through triangular support connection, the protection door 250 is designed to improve the protection for personnel, the personnel can conveniently enter and exit, the transportation is facilitated through a detachable structure, handrails 270 are fixedly connected to the outer surface of the, the hand handrail 270 of accessible rotates, and manual operation rotates, and the controllability is higher, has linked firmly slipmat 280 when rising on the inner wall of overhead piece 210, has increaseed frictional force, has avoided the landing of equipment, and the inside of bolt 260 is inserted and is equipped with threaded bolt 290, has increaseed the connection, has avoided the not hard up of bolt 260 simultaneously.
The bottom end of the upper block 210 is fixedly connected with a driving mechanism 4, the driving mechanism 4 comprises a top block 410, the bottom end of the upper block 210 is fixedly connected with the top block 410, the inner cavity wall of the lower block 220 is fixedly connected with a cushion block 420, the top end of the cushion block 420 is fixedly connected with a sleeve 430, an insert rod 440 is inserted into the sleeve 430, the top end of the insert rod 440 is fixedly connected with the top block 410, a toothed rod 450 is embedded into the sleeve 430, the top end of the cushion block 420 is fixedly connected with a sliding groove 460, a rack 470 is embedded into the sliding groove 460, the top end of the cushion block 420 is fixedly connected with a second motor 480, the output end of the second motor 480 is fixedly connected with a conical tooth 490, when the electric vehicle works, the upper block 210 and the fixing buckle 310 inside the lower block 220 are clamped, when the vehicle ascends, the lower block 220 is clamped on the mounting rack 1, the lower block 220 is in a clamping state, the clamping is carried out through the fixing buckle 310 and the clamping block 360 inside the upper block 210, thereby realizing the ascending operation and increasing the safety performance by moving one by one.
The bottom of awl tooth 490 is connected with fastening device 5, fastening device 5 includes awl pole 510, the inside embedding of cushion 420 has awl pole 510, the bottom of awl pole 510 has linked firmly gear 520, the inside at cushion 420 is embedded into to gear 520, recess 570 has been seted up to the inside of cushion 420, the inside embedding of recess 570 has slide bar 550, the bottom of slide bar 550 has linked firmly pull rod 530, be connected with branch 560 on the inner chamber wall of kicking block 410, one side that cushion 420 was kept away from to branch 560 is connected with fastening disc 540, rotation through gear 520, the removal of fastening disc 540 has been promoted, make its centre gripping on the outer wall of mounting bracket 1, transmission between the device, the sensitivity has been increaseed, the security performance has been increaseed simultaneously.
One side of grip block 360 is connected with anti-skidding mechanism 6, anti-skidding mechanism 6 includes center pin 620, the both ends of center pin 620 link firmly at the surface of grip block 360, the surface connection of center pin 620 has dead lever 650, one side that center pin 620 was kept away from to dead lever 650 is connected with antiskid sheet 630, spring 660 has been cup jointed to the surface of center pin 620, logical groove 640 has been seted up to one side of gyro wheel 610, when fastening, through stretching out of antiskid sheet 630 having increaseed the connection, the stability ability that equipment rose has been increaseed.
Further: the upper block 210 and the lower block 220 are connected with the mounting rack 1 through rotating shafts, the upper block 210 and the lower block 220 are connected with the mounting rack 1 in a rotating mode, and when maintenance is conducted through the rotating shafts, any position of equipment can be overhauled through rotation, and work difficulty is reduced.
Further: the upper block 210 and the lower block 220 are semicircular in the same size, and the upper block 210 and the lower block 220 are both provided with two groups of semicircular designs, so that convenience is brought to disassembly.
Further: the front of overhead piece 210 has seted up the deep hole, and the internal connection of its deep hole has screw bolt 290, and the hole has been seted up to the inside of bolt 260, and screw bolt 290 runs through the inside of the deep hole that overhead piece 210 was inside to be seted up that screw bolt 290 runs through bolt 260, and through the design of deep hole, screw bolt 290's design has played spacing effect, makes it can be more firm after connecting.
Further: the non-slip mat 280 is arc-shaped, circular convex blocks with different sizes are arranged on the inner wall of the non-slip mat 280, the circular convex blocks are designed, and the tightness of connection can be still ensured through the convex blocks with different sizes.
Further: the inner wall of the mounting sleeve 340 is provided with an inner thread, the outer wall of the screw rod 350 is provided with an outer thread, the mounting sleeve 340 is in threaded connection with the screw rod 350, connection tightness is improved through threaded connection, and the screw rod 350 is driven to move to clamp under the meshing of the threads.
Further: the connecting rod 370 is fixedly connected to the inner wall of the mounting frame 1 through a hinge shaft, and one end of the connecting rod 370, which is far away from the upper block 210, is connected with the clamping block 360 through a movable rotating shaft, and through the connection of the hinge shaft, the flexibility of connection can be still ensured while connection is carried out.
Further: the tooth piece has been seted up at the both ends of ratch 450, and tooth piece and inserted bar 440 contact, and ratch 450 runs through the outer wall of sleeve 430 and extends to the inner wall of sleeve 430, through running through sleeve 430, fixes ratch 450's position for driven effect is better.
Further: the sliding strip 550 is connected with the groove 570 in a sliding mode, the bottom end of the cushion block 420 is provided with a long groove, and the pull rod 530 penetrates through the long groove and is fixedly connected with the sliding strip 550, so that the rotating flexibility is improved.
Further: the outer surface of the roller 610 is provided with a notch, the inside of the central shaft 620 is hollow, the inside of the central shaft 620 is inserted with a movable rod, the movable rod extends to the outer wall of the central shaft 620 from the inside of the central shaft 620, and the anti-slip sheets 630 are extruded, so that the lifting is more stable.
The working principle is as follows: when lifting work power equipment maintenance is carried out, the upper block 210 and the lower block 220 are respectively clamped on the mounting frame 1, the bolt 260 is embedded in the upper block 210, connection is enlarged through meshing between threads, after connection is finished, the threaded bolt 290 is inserted in the bolt 260 to complete equipment installation, after installation, the threaded bolt is clamped on the outer wall of the mounting frame 1 through the fixing buckle 310, connection is firmer through clamping, a maintenance worker stands at the upper end of the bottom plate 240, movement on the mounting frame 1 is completed through the lifting of the upper block 210, when the second motor 480 is powered on to start working while lifting, the rotation of the toothed bar 450 is driven, when the toothed bar 450 rotates, the lifting of the inserted bar 440 is driven, when the inserted bar 440 is lifted, the lifting of the top block 410 is pushed, and further the lifting of the upper block 210 is driven, meanwhile, the rotation of the second motor 480 drives the rotation of the bevel teeth 490, and further drives the rotation of the bevel rod 510, when the gear 520 rotates, the sliding bar 550 is driven to move inside the groove 570, and when the sliding bar moves, the pull rod 530 is driven to move, when the fastening disc 540 is tightly extruded on the outer wall of the mounting rack 1, the fastening disc 540 is fixed, the fastening disc is reinforced by the fixing buckle 310 installed inside the lower placing block 220, when the lower end is fixed, the upper placing block 210 is pushed upwards, when the upper placing block rises to a certain position, the rotation of the first motor 330 drives the rotation of the screw rod 350, when the screw rod 350 rotates, the clamping block 360 is driven to be extruded on the outer wall of the mounting rack 1, and the fastening connection is carried out by the fixing buckle 310 inside the upper placing block 210, when the upper end is fixed, the cushion block 420 is driven to rise by the reverse rotation of the second motor 480, the lifting of the base plate 240 is further driven, and the lifting can be completed by repeating the above-mentioned actions.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides an electrical equipment maintenance high altitude construction is with lifting device that has safety protection mechanism, includes mounting bracket (1), lifting mechanism (2), grip block (360) and gyro wheel (610), its characterized in that: the outer surface of mounting bracket (1) has cup jointed lifting mechanism (2), lifting mechanism (2) is including overhead piece (210), the bottom of overhead piece (210) is connected with down puts piece (220), the outside of putting piece (220) down has linked firmly bottom plate (240), the top of bottom plate (240) has linked firmly support frame (230), the inboard of support frame (230) is connected with guard gate (250), the front of putting piece (220) down is connected with bolt (260), the surface of overhead piece (210) has linked firmly handrail (270), non-slip mat (280) have linked firmly on the inner wall of overhead piece (210), threaded bolt (290) have been inserted to the inside of bolt (260), clamping mechanism (3) have linked firmly on the inner wall of overhead piece (210), clamping mechanism (3) include fixed knot (310), fixed knot (310) have linked firmly on the inner wall of overhead piece (210), the utility model discloses a fixing block for the internal cavity of the upper block (210), the bottom of fixed block (320) has linked firmly first motor (330), first motor (330) output is connected with lead screw (350), lead screw (350) cup joint the inside at installation cover (340), the top of installation cover (340) is fixed with fixed block (320), be connected with connecting rod (370) on the inner wall of upper block (210), the surface of grip block (360) has linked firmly cushion (380), the one end that upper block (210) was kept away from in connecting rod (370) is connected with grip block (360), the bottom of upper block (210) has linked firmly actuating mechanism (4), actuating mechanism (4) include kicking block (410), the bottom of upper block (210) has linked firmly kicking block (410), have linked firmly cushion (420) on the inner chamber wall of lower block (220), the top end of the cushion block (420) is fixedly connected with a sleeve (430), an inserted bar (440) is inserted into the sleeve (430), the top end of the inserted bar (440) is fixedly connected with a top block (410), a toothed bar (450) is embedded into the sleeve (430), a sliding groove (460) is fixedly connected with the top end of the cushion block (420), a rack (470) is embedded into the sliding groove (460), a second motor (480) is fixedly connected with the top end of the cushion block (420), a conical tooth (490) is fixedly connected with the output end of the second motor (480), a fastening mechanism (5) is connected with the bottom end of the conical tooth (490), the fastening mechanism (5) comprises a conical bar (510), a conical bar (510) is embedded into the cushion block (420), a gear (520) is fixedly connected with the bottom end of the conical bar (510), the gear (520) is embedded into the cushion block (420), and a groove (570) is formed in the cushion block (420), the inside embedding of recess (570) has slider (550), the bottom of slider (550) has linked firmly pull rod (530), be connected with branch (560) on the inner chamber wall of kicking block (410), one side that cushion (420) were kept away from in branch (560) is connected with fastening disc (540), one side of grip block (360) is connected with anti-skidding mechanism (6), anti-skidding mechanism (6) are including center pin (620), the both ends of center pin (620) link firmly the surface at grip block (360), the surface connection of center pin (620) has dead lever (650), one side that center pin (620) were kept away from in dead lever (650) is connected with anti-skidding piece (630), spring (660) have been cup jointed to the surface of center pin (620), logical groove (640) have been seted up to one side of gyro wheel (610).
2. The lifting device with the safety protection mechanism for the power equipment maintenance high altitude operation according to claim 1, characterized in that: the upper placing block (210) and the lower placing block (220) are connected with the mounting rack (1) through rotating shafts, and the upper placing block (210) and the lower placing block (220) are connected with the mounting rack (1) in a rotating mode.
3. The lifting device with the safety protection mechanism for the power equipment maintenance high altitude operation according to claim 1, characterized in that: the upper block (210) and the lower block (220) are semicircular and have the same size, and two groups of the upper block (210) and the lower block (220) are arranged.
4. The lifting device with the safety protection mechanism for the power equipment maintenance high altitude operation according to claim 1, characterized in that: the front surface of the upper block (210) is provided with a deep hole, a threaded bolt (290) is connected inside the deep hole, a hole is formed inside the bolt (260), and the threaded bolt (290) penetrates through the bolt (260) and extends into the deep hole formed inside the upper block (210).
5. The lifting device with the safety protection mechanism for the power equipment maintenance high altitude operation according to claim 1, characterized in that: the anti-skid pad (280) is arranged in a circular arc shape, and the inner wall of the anti-skid pad (280) is provided with circular convex blocks with different sizes.
6. The lifting device with the safety protection mechanism for the power equipment maintenance high altitude operation according to claim 1, characterized in that: the inner wall of the mounting sleeve (340) is provided with an internal thread, the outer wall of the screw rod (350) is provided with an external thread, and the mounting sleeve (340) is in threaded connection with the screw rod (350).
7. The lifting device with the safety protection mechanism for the power equipment maintenance high altitude construction of claim 6, characterized in that: the connecting rod (370) is fixedly connected to the inner wall of the mounting rack (1) through a hinge shaft, and one end, far away from the upper block (210), of the connecting rod (370) is connected with the clamping block (360) through a movable rotating shaft.
8. The lifting device with the safety protection mechanism for the power equipment maintenance high altitude operation according to claim 1, characterized in that: the two ends of the toothed bar (450) are provided with toothed blocks, the toothed blocks are in contact with the inserted bar (440), and the toothed bar (450) penetrates through the outer wall of the sleeve (430) and extends to the inner wall of the sleeve (430).
9. The lifting device with the safety protection mechanism for the power equipment maintenance high altitude operation according to claim 1, characterized in that: the sliding strip (550) is connected with the groove (570) in a sliding mode, a long groove is formed in the bottom end of the cushion block (420), and the pull rod (530) penetrates through the long groove and is fixedly connected with the sliding strip (550).
10. The lifting device with the safety protection mechanism for the power equipment maintenance high altitude operation according to claim 1, characterized in that: the outer surface of the roller (610) is provided with a notch, the inside of the central shaft (620) is hollow, a movable rod is inserted into the inside of the central shaft (620), and the movable rod extends to the outer wall of the central shaft (620) from the inside of the central shaft (620).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010777442.2A CN111891992B (en) | 2020-08-05 | 2020-08-05 | Lifting device with safety protection mechanism for high-altitude operation of power equipment maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010777442.2A CN111891992B (en) | 2020-08-05 | 2020-08-05 | Lifting device with safety protection mechanism for high-altitude operation of power equipment maintenance |
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| Publication Number | Publication Date |
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| CN111891992A true CN111891992A (en) | 2020-11-06 |
| CN111891992B CN111891992B (en) | 2022-01-11 |
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| CN202010777442.2A Expired - Fee Related CN111891992B (en) | 2020-08-05 | 2020-08-05 | Lifting device with safety protection mechanism for high-altitude operation of power equipment maintenance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114156770A (en) * | 2021-11-11 | 2022-03-08 | 安徽明诚电力设备安装有限公司 | Supplementary device of maintaining of high-order power equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114156770A (en) * | 2021-11-11 | 2022-03-08 | 安徽明诚电力设备安装有限公司 | Supplementary device of maintaining of high-order power equipment |
| CN114156770B (en) * | 2021-11-11 | 2023-09-08 | 安徽明诚电力设备安装有限公司 | Auxiliary maintenance device for high-level power equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111891992B (en) | 2022-01-11 |
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