CN115626564A - Assembled stair hoist device - Google Patents
Assembled stair hoist device Download PDFInfo
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- CN115626564A CN115626564A CN202211528120.XA CN202211528120A CN115626564A CN 115626564 A CN115626564 A CN 115626564A CN 202211528120 A CN202211528120 A CN 202211528120A CN 115626564 A CN115626564 A CN 115626564A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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Abstract
The invention provides an assembly type stair hoisting device, and mainly relates to the field of hoisting equipment. An assembled stair hoisting device comprises a support and a hoisting frame, wherein the support comprises a bearing frame and supporting frames on two sides, and an angle adjuster is arranged on at least one hinged point of the bearing frame and the supporting frames; the bottom of the supporting frame is provided with a power wheel set; first rails are symmetrically arranged on two sides of the bottom of the bearing frame, the hoisting frame is in sliding connection with the first rails, second rails are symmetrically arranged on two sides of the top of the bearing frame, and counterweight frames are arranged on the second rails in a sliding mode; a power mechanism is arranged between the first track and the second track; four hoisting wheels are distributed at the bottom of the hoisting frame in a rectangular shape, and a hoisting power mechanism for driving the transmission shaft is arranged on the hoisting frame. The invention has the beneficial effects that: the invention can hoist the prefabricated staircase and can quickly and accurately complete the superposition placement of the prefabricated staircase so as to facilitate subsequent maintenance.
Description
Technical Field
The invention mainly relates to the field of hoisting equipment, in particular to an assembly type stair hoisting device.
Background
The prefabricated staircase has the advantages of low manufacturing cost, shortened field construction period and improved appearance quality of the staircase, and is widely applied to the building industry at present. After the prefabricated staircase is poured, the prefabricated staircase needs to be maintained for a certain time, so that the strength of the prefabricated staircase is improved by utilizing the hydraulic principle of cement. The maintenance time of the prefabricated staircase prepared by concrete mixed by portland cement, ordinary portland cement or slag portland cement is not less than 7 days, and the maintenance time of the prefabricated staircase doped with retarding additives or concrete with anti-permeability requirement is not less than 14 days. Prefabricated stair in the maintenance in-process adopts the mode of stack to save space usually, fills the ledger between stair and the stair as the buffering. To the stack of prefabricated stair place, mainly utilize portal frame hoist or small-size crane to accomplish at present, wherein the portal frame hoist need have corresponding track, and is higher to the hardware facilities requirement of maintenance place, and the hoist and mount requirement of prefabricated stair can be accomplished to small-size crane, but the gesture of crane stair is not good to be controlled when hoist and mount, and the process of placing in the stack of stair needs extra operation to make the stair align, therefore efficiency is lower, and has not little potential safety hazard.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides an assembly type stair hoisting device which can hoist a prefabricated stair and can quickly and accurately complete the overlapping placement of the prefabricated stair so as to facilitate subsequent maintenance.
In order to achieve the purpose, the invention is realized by the following technical scheme:
an assembled stair hoisting device comprises a support and a hoisting frame, wherein the support comprises a bearing frame and supporting frames on two sides, the bearing frame is hinged with the supporting frames, an angle adjuster is arranged on at least one hinged point of the bearing frame and the supporting frames, and the angle adjuster is used for adjusting an included angle between the bearing frame and the supporting frames; the angle adjuster comprises a fixed gear fixedly arranged on a hinged shaft of the bearing frame, a locking gear meshed with the fixed gear is rotatably arranged on the side surface of the supporting frame, and a locking motor for driving the locking gear is arranged on the supporting frame; the bottom of the supporting frame is provided with a power wheel set; first rails are symmetrically arranged on two sides of the bottom of the bearing frame, the hoisting frame is in sliding connection with the first rails, second rails are symmetrically arranged on two sides of the top of the bearing frame, counterweight frames are slidably arranged on the second rails, and a plurality of counterweights are arranged on the counterweight frames; a power mechanism is arranged between the first rail and the second rail and used for driving the hoisting frame and the counterweight frame to move oppositely; four hoisting wheels are arranged at the bottom of the hoisting frame in a rectangular distribution mode, a transmission shaft is connected between the two coaxial hoisting wheels, a hoisting power mechanism used for driving the transmission shaft is arranged on the hoisting frame, a hoisting rope is wound on the hoisting wheels, and a hoisting head is arranged at the front end of the hoisting rope.
The power wheel set is arranged on the outer side of the supporting frame and comprises a steering wheel set on the front side and a driving wheel set on the rear side, a steering driving mechanism is arranged on the steering wheel set, and a power driving mechanism is arranged on the driving wheel set.
The two angle adjusters are arranged at the hinged points of two sides of one supporting frame and the bearing frame.
The bottom of the bearing frame is provided with a limiting block, and the limiting block is arranged to enable the angle formed by the bearing frame and the supporting frame to be larger than 70 degrees and smaller than 110 degrees.
The middle part of the bearing frame is provided with a supporting beam, the power mechanism is arranged on the supporting beam, the power mechanism comprises synchronizing wheels arranged at two ends of the supporting beam in a rotating mode and a synchronous belt tensioned between the two synchronizing wheels, one synchronizing wheel is provided with a synchronous motor, the upper side and the lower side of the synchronous belt are symmetrically provided with connecting blocks, and the connecting blocks are connected with the top of the hoisting frame and the bottom of the counterweight frame respectively.
And a plurality of sliding pairs are arranged on two sides of the bottom of the counterweight frame and are in sliding connection with the second rail.
The first rail is a top-hung rail, a plurality of hoisting wheel sets are installed at the top of the hoisting frame, and the hoisting wheel sets are connected with the first rail in a sliding mode.
And a reinforcing rod is arranged between the two supporting frames and can be detached from the supporting frames.
The hoist and mount head including connect on the hoist and mount rope hoist and mount post and can dismantle the umbrella of accepting of being connected with the hoist and mount post, hoist and mount toe portion is the arrow point form, accept the umbrella middle part have with hoist and mount post arrow point form bottom matched with jack, the jack both sides set up the mating holes, the both sides arch of hoist and mount post arrow point form bottom suits with the mating holes.
Compared with the prior art, the invention has the beneficial effects that:
the invention correspondingly hoists the four preformed holes on the upper platform plate and the lower platform plate of the prefabricated staircase through the hoisting frame, thereby stably hoisting the prefabricated staircase. The hoisting wheels on the front side and the rear side of the device can be driven independently, so that the angle posture of the prefabricated staircase can be adjusted. The hoisting frame is telescopic, and the bearing frame can be inclined to deviate, so that the position posture of the prefabricated staircase can be adjusted, the prefabricated staircase on the bottom layer is aligned, the integral superposition state of the prefabricated staircase is completed, and subsequent maintenance is facilitated.
This device is steady to the hoist and mount of prefabricated stair, and can carry out quick adjustment to the gesture of prefabricated stair to can realize the quick stack alignment of prefabricated stair, thereby can improve the maintenance of prefabricated stair or the efficiency of stacking of keeping in.
Drawings
FIG. 1 is a schematic view of the structure of the present invention in a three-dimensional view;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the main viewing angle structure of the present invention;
FIG. 4 is a schematic view of the tilted main viewing angle structure of the present invention;
FIG. 5 is a schematic structural view of the invention showing the extended state of the hoisting frame;
FIG. 6 is a schematic view of the construction of the load frame of the present invention;
FIG. 7 is a schematic view of the structure of the hoisting frame of the present invention;
FIG. 8 is a schematic view of a partially cut-away structure of an angle adjuster according to the present invention;
FIG. 9 is a schematic view of a hanger head according to the present invention;
fig. 10 is a schematic view of the stacking maintenance of the prefabricated staircase according to the present invention.
The reference numbers shown in the figures: 1. a support; 2. a hoisting frame; 3. an angle adjuster; 4. a counterweight frame; 11. a load-bearing frame; 12. a support frame; 13. a power wheel set; 14. a first track; 15. a second track; 16. a power mechanism; 17. a support beam; 21. a hoisting wheel; 22. a drive shaft; 23. a hoisting power mechanism; 24. hoisting the head; 25. hoisting a wheel set; 26. a pulley; 31. a fixed gear; 32. a lock gear; 33. locking the motor; 41. a counterweight; 111. a limiting block; 121. a reinforcing rod; 131. a steering wheel group; 132. a driving wheel set; 133. a steering drive mechanism; 134. a power drive mechanism; 161. a synchronizing wheel; 162. a synchronous belt; 163. a synchronous motor; 241. hoisting the column; 242. receiving an umbrella; 243. a jack; 244. a mating hole.
Detailed Description
The invention is further described with reference to the accompanying drawings and the specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
As shown in fig. 1 to 9, the assembled stair hoisting device of the invention comprises a bracket 1 and a hoisting frame 2. The support 1 is an integral frame of the device and comprises a bearing frame 11 and two side supporting frames 12. The supporting frames 12 on both sides support the bearing frame 11, so that a hoisting space of the prefabricated staircase is formed between the two supporting frames 12 and at the bottom of the bearing frame 11. The bearing frame 11 is hinged with the supporting frame 12, that is, there is no fixed structure between the two sides of the bearing frame 11 and the top of the supporting frame 12, and the bearing frame 11 and the supporting frame 12 can be twisted relatively. An angle adjuster 3 is arranged on at least one hinged point of the bearing frame 11 and the supporting frame 12, and the angle adjuster 3 is used for adjusting an included angle between the bearing frame 11 and the supporting frame 12, so that the bearing frame 11 swings to the left side or the right side (taking fig. 3 as a reference), and the position of the hoisted prefabricated staircase is finely adjusted. Specifically, the angle adjusters 3 have two, and the two angle adjusters 3 are disposed at the hinge points of both sides of one support frame 12 and the carrying frame 11. The two angle adjusters 3 act synchronously to ensure the consistency of the deflection of the front end and the rear end of the bracket 1 to one side.
Specifically, the hinge shaft of the bearing frame 11 and the support frame 12 is fixedly connected with the bearing frame 11, and the support frame 12 rotates relative to the hinge shaft. The angle adjuster 3 comprises a fixed gear 31 fixed on a hinge shaft of the bearing frame 11, a locking gear 32 engaged with the fixed gear 31 is rotatably mounted on the side surface of the supporting frame 12, a locking motor 33 for driving the locking gear 32 is mounted on the supporting frame 12, and a motor shaft of the locking motor 33 can be directly connected with a rotating shaft of the locking gear 32 through a coupler or can be engaged with the locking gear 32 through a reduction box for driving. The bearing frame body 11 and the supporting frame 12 can swing relatively by the driving of the locking motor 33, so that the relative angle between the bearing frame body 11 and the supporting frame 12 is adjusted, the angle between the bearing frame body 11 and the supporting frame 12 is relatively fixed by the locking function of the locking motor 33, and the stable hoisting of the prefabricated staircase is maintained.
The bottom of the bearing frame 11 is provided with a limiting block 111, and the limiting block 111 can be in contact with the inner side edge of the top of the supporting frame 12, so that the swinging of the bearing frame 11 and the supporting frame 12 is limited, the angle formed by the bearing frame 11 and the supporting frame 12 is larger than 70 degrees and smaller than 110 degrees, and the phenomenon that the center of the bracket 1 is over-large in deviation towards two sides and overturns is avoided.
The bottom of the supporting frame 12 is provided with a power wheel set 13, and the power wheel set 13 drives the support 1 to move, so that the hoisted prefabricated staircase is transported. Wherein, power wheelset 13 sets up in the outside of braced frame 12, does not influence the hoist and mount space between braced frame 12, avoids taking place to interfere with prefabricated staircase. Specifically, the power wheel set 13 includes a front steering wheel set 131 and a rear driving wheel set 132, the steering wheel set 131 is provided with a steering driving mechanism 133, and the steering driving mechanism 133 drives a rotating shaft of the steering wheel set 131 to twist through a motor, so as to realize the integral steering of the bracket 1. The driving wheel set 132 is provided with a power driving mechanism 134, and the power driving mechanism 134 drives a driving wheel rotating shaft of the driving wheel set 132 to rotate through a motor, so as to realize the forward and backward movement of the support 1. Through the setting of power wheelset 13, make the transportation of prefabricated stair can be accomplished to support 1. This device adapts to the prefabricated staircase pour the workshop and maintain the stroke between the place, and it is convenient and hoist and mount stable to transport, can accomplish piling up of prefabricated staircase by the efficient and put, subsequent maintenance of being convenient for.
First rails 14 are symmetrically arranged on two sides of the bottom of the bearing frame 11, and the hoisting frame 2 is in sliding connection with the first rails 14. First track 14 is a top suspension formula track, 2 top installations of hoist and mount frame a plurality of hoist and mount wheelsets 25, hoist and mount wheelset 25 and first track 14 sliding connection. Through the setting of hoist and mount wheelset 25, can effectively reduce the frictional resistance between hoist and mount frame 2 and the first track 14, it is more smooth when the prefabricated staircase of messenger's hoist and mount carries out the longitudinal adjustment. The hoisting wheel set 25 is installed at the rear side of the hoisting frame 2, so that the hoisting frame 2 can have a longer sliding stroke. The second rails 15 are symmetrically installed on two sides of the top of the bearing frame 11, and the first rails 14 and the second rails 15 are both arranged along the length direction of the bearing frame 11. The second track 15 is provided with a counterweight frame 4 in a sliding mode, a plurality of sliding pairs are arranged on two sides of the bottom of the counterweight frame 4 and are connected with the second track 15 in a sliding mode. The sliding pair is arranged on the front side of the weight frame 4, so that a longer backward sliding stroke of the weight frame 4 is ensured. The counterweight frame 4 is provided with a plurality of counterweights 41, and the counterweights 41 are used for balancing the weight of the prefabricated staircase, so that when the prefabricated staircase is stretched and adjusted forwards and backwards, the overturning caused by unbalance of the gravity center of the support 1 is avoided. A power mechanism 16 is arranged between the first rail 14 and the second rail 15, and the power mechanism 16 is used for driving the hoisting frame 2 and the counterweight frame 4 to move oppositely. Through the drive of power unit 16 for the prefabricated staircase of counter weight and hoist and mount frame 2 hoist and mount can move opposite all the time, when carrying out prefabricated staircase front and back position adjustment, the focus can be balanced to counter weight thing 41, avoids toppling of support 1. The counterweight 41 is fixed on the counterweight frame 4 through bolts, and the counterweight 41 can be increased or decreased or the installation position can be moved according to different types of prefabricated stairs, so that the change of the gravity of different prefabricated stairs is adapted.
Specifically, the power mechanism 16 may adopt a synchronous belt mechanism, a transmission chain mechanism or a lead screw transmission mechanism, but the lead screw transmission mechanism needs to arrange two lead screws for realizing the function, the manufacturing cost is expensive and the mechanism is complex, and the maintenance cost is high when the lead screw transmission mechanism is used in the building member industry, so the synchronous belt mechanism and the transmission chain mechanism are preferred in the embodiment. In the present embodiment, a description will be given of a preferable configuration of the timing belt mechanism in which the stroke control is more accurate. A support beam 17 is arranged in the middle of the bearing frame 11, and the support beam 17 is parallel to the first slide rail 14. The support beam 17 is the mounting position of the power mechanism 16. The power mechanism 16 comprises synchronizing wheels 161 rotatably mounted at two ends of the supporting beam 17 and a synchronous belt 162 tensioned between the two synchronizing wheels 161, wherein one of the synchronizing wheels 161 is provided with a synchronous motor 163, a motor shaft of the synchronous motor 163 is connected to an input end of the reduction gearbox, and a rotating shaft of the synchronizing wheel 161 is connected to an output end of the reduction gearbox, so that the synchronous motor 163 drives the synchronous belt to displace. The upper side and the lower side of the synchronous belt 162 are symmetrically provided with connecting blocks, and the connecting blocks are respectively connected with the top of the hoisting frame 2 and the bottom of the counterweight frame 4. The connecting blocks enable the hoisting frame 2 and the counterweight frame 4 to be bound with the synchronous belt 162, and the two connecting blocks are in the installation states of the upper position and the lower position, so that when the synchronous belt rotates, the moving directions of the two connecting blocks are opposite, and the moving directions of the hoisting frame 2 and the counterweight frame 4 are always opposite. When the prefabricated staircase hoisted by the hoisting frame 2 moves back and forth for adjustment, the counterweight 41 on the counterweight frame 4 can balance the gravity change of the prefabricated staircase all the time, so that the stability of the gravity center of the support 1 is ensured, and the hoisting stability of the prefabricated floor slab is further ensured.
Four hoisting wheels 21 are arranged at the bottom of the hoisting frame 2 in a rectangular distribution mode, and the four hoisting wheels 21 are just positioned at four corners of the hoisting frame 2. The transmission shaft 22 is connected between the two coaxial hoisting wheels 21, the hoisting frame 2 is provided with a hoisting power mechanism 23 for driving the transmission shaft 22, the hoisting power mechanism 23 is a speed reducing mechanism driven by a motor, and the two hoisting wheels 21 can synchronously rotate through the driving of the motor and the coaxial driving of the transmission shaft 22, so that the stable hoisting of the prefabricated staircase is completed. A hoisting rope is wound on the hoisting wheel 21, and the front end of the hoisting rope is connected with a hoisting head 24. The hoisting head 24 fixes the prefabricated staircase, so that the prefabricated staircase can be stably hoisted. Specifically, a pulley 26 is installed on the hoisting frame 2 on the front side of the hoisting wheel 21, and the pulley 26 reverses the hoisting rope to keep the consistency of hoisting points, so that the hoisting stability of the prefabricated staircase is guaranteed.
This device hoists prefabricated staircase through the mode of four corners hoist and mount, and the hoist and mount state is more steady, and the gesture better control of prefabricated staircase when carrying out the stack to completion prefabricated staircase that can be better is superimposed and is placed. In this embodiment, with four preformed holes on prefabricated staircase both ends upper landing board and the lower landing board as hoisting point, be fixed in four preformed holes with hoist head 24 and accomplish the steady of prefabricated staircase and lift by crane. Specifically, the hoisting head 24 includes a hoisting column 241 connected to the hoisting rope and a receiving umbrella 242 detachably connected to the hoisting column 241. The diameter of hoisting post 241 slightly is less than the diameter of preformed hole, and hoisting post 241 bottom is the arrow shape, and hoisting post 241 bottom is flat, as with accept umbrella 242 complex and insert the end, the upper end of hoisting post 241 arrow shape bottom is the necking down, and the diameter of necking down is unanimous with the thickness of arrow head bottom. Bear umbrella 242 middle part have with the jack 243 of the matched with of hoist and mount post 241 arrow form bottom, jack 243 both sides set up mating holes 244, the both sides arch of hoist and mount post 241 arrow form bottom is corresponding with mating holes 244. When the receiving umbrella 242 is inserted into the hanging post 241 to reach the constricted position, the receiving umbrella 242 is rotated ninety degrees, so that the protrusions at the two sides of the arrow-shaped bottom are inserted into the matching holes 244, and the receiving umbrella 242 can be fixed. When the hoisting ropes are tightened, the receiving umbrella 242 is in contact with the bottom surface of the prefabricated staircase, so that the prefabricated staircase is stably hoisted.
Furthermore, according to the time sequence, the hoisting steps of the device to the prefabricated staircase are as follows: firstly, the support 1 is moved to the position above the prefabricated staircase after pouring, the hoisting heads 24 penetrate through reserved holes in the upper landing plate and the lower landing plate at the two ends of the prefabricated staircase to fix the prefabricated staircase, then the two groups of hoisting wheels 21 at the front end and the rear end are controlled to move, the prefabricated staircase is hoisted integrally, and at the moment, the length of a hoisting rope is as short as possible, so that the shaking of the prefabricated staircase is reduced. The maintenance place of prefabricated stair is removed with support 1 through the drive of power wheelset 13 afterwards, through the preliminary adjustment of the drive of power wheelset 13 and the position of prefabricated stair, makes support 1 stop the later side of placing the position. And then the support 1 is integrally fixed, the hoisting frame 2 is controlled to slide forwards through the power mechanism 16 until the front end of the hoisted prefabricated staircase is consistent with the front end of the lower prefabricated staircase, and meanwhile, the counterweight frame 4 slides backwards to balance the gravity center. And then the angle adjuster 3 acts to enable the support 1 to integrally deflect, so that the front end of the hoisting prefabricated staircase is aligned with the front end of the lower prefabricated staircase left and right, and then the hoisting wheel 21 at the front end is controlled to act to lower the front end of the prefabricated staircase so as to enable the front end of the prefabricated staircase to be in contact with a middle cross bar placed on the lower prefabricated staircase. And then, continuously performing fine adjustment by the angle adjuster 3 to ensure that the rear end of the hoisting prefabricated staircase is aligned with the rear end of the lower prefabricated staircase left and right, and the front end of the hoisting prefabricated staircase is twisted with the cross bars in the period. And finally, controlling the winch wheel 21 at the rear end to move to lower the rear end of the prefabricated staircase, so that the hoisting prefabricated staircase is integrally superposed on the prefabricated staircase at the lower layer. And then the hoisting head 24 is released, the hoisting ropes are wound by the two groups of hoisting wheels 21, the power mechanism 16 reversely rotates to withdraw the hoisting frame 2 and the counterweight frame 4, and the support 1 returns to the pouring workshop to complete the next hoisting.
The bearing frame 11 and the supporting frame 12 of the device are internally connected with a plurality of connecting rods for reinforcement, so that the whole structure is more stable. Furthermore, a reinforcing bar 121 may be connected between the two support frames 12, and the reinforcing bar 121 may be detachable from the two support frames 12. Specifically, the support frames 12 have insertion holes at the ends thereof, and the reinforcing rod 121 has screw holes at both ends thereof, so that the reinforcing rod 121 is fixed between the two support frames 12 by bolts, thereby reinforcing the bracket 1. In the hoisting and transferring process of the prefabricated staircase, the reinforcing rod 121 is arranged to enable the overall structure of the support 1 to be more stable. When the prefabricated staircase is stacked and the position and posture are adjusted, the reinforcing rod 121 is taken down.
Claims (9)
1. The utility model provides an assembled stair hoist device, includes support (1) and hoist and mount frame (2), its characterized in that: the support (1) comprises a bearing frame (11) and supporting frames (12) on two sides, the bearing frame (11) is hinged to the supporting frames (12), an angle adjuster (3) is arranged on at least one hinged point of the bearing frame (11) and the supporting frames (12), and the angle adjuster (3) is used for adjusting an included angle between the bearing frame (11) and the supporting frames (12); the angle adjuster (3) comprises a fixed gear (31) fixedly arranged on a hinged shaft of the bearing frame (11), a locking gear (32) meshed with the fixed gear (31) is rotatably arranged on the side surface of the supporting frame (12), and a locking motor (33) used for driving the locking gear (32) is arranged on the supporting frame (12); a power wheel set (13) is arranged at the bottom of the supporting frame (12); first rails (14) are symmetrically arranged on two sides of the bottom of the bearing frame (11), the hoisting frame (2) is in sliding connection with the first rails (14), second rails (15) are symmetrically arranged on two sides of the top of the bearing frame (11), a counterweight frame (4) is arranged on the second rails (15) in a sliding mode, and a plurality of counterweights (41) are arranged on the counterweight frame (4); a power mechanism (16) is arranged between the first track (14) and the second track (15), and the power mechanism (16) is used for driving the hoisting frame (2) and the counterweight frame (4) to move oppositely; hoist and mount frame (2) bottom is the rectangle and distributes and set up four hoist wheel (21), is connected with transmission shaft (22) between two coaxial hoist wheel (21), be provided with hoist power unit (23) that are used for driving transmission shaft (22) on hoist and mount frame (2), the winding has the hoist and mount rope on hoist wheel (21), hoist and mount rope front end is provided with hoist and mount head (24).
2. The assembly stair hoisting device of claim 1, wherein: the power wheel set (13) is arranged on the outer side of the supporting frame (12), the power wheel set (13) comprises a steering wheel set (131) on the front side and a driving wheel set (132) on the rear side, a steering driving mechanism (133) is arranged on the steering wheel set (131), and a power driving mechanism (134) is arranged on the driving wheel set (132).
3. The assembly stair hoisting device of claim 1, wherein: the two angle adjusters (3) are arranged, and the two angle adjusters (3) are arranged at the hinged points of two sides of one supporting frame (12) and the bearing frame (11).
4. The assembly stair hoisting device of claim 1, wherein: the bottom of the bearing frame (11) is provided with a limiting block (111), and the angle formed by the bearing frame (11) and the supporting frame (12) is larger than 70 degrees and smaller than 110 degrees due to the arrangement of the limiting block (111).
5. The assembly stair hoisting device of claim 1, wherein: bearing frame (11) middle part sets up a supporting beam (17), power unit (16) set up promptly on a supporting beam (17), power unit (16) sets up synchronous machine (163) including rotating synchronizing wheel (161) and the tensioning hold-in range (162) between two synchronizing wheel (161) that set up at a supporting beam (17) both ends, one of them on synchronizing wheel (161), both sides symmetry sets up the connecting block about hold-in range (162), two the connecting block is connected with hoist and mount frame (2) top and counter weight frame (4) bottom respectively.
6. An assembly stair hoist according to claim 1, characterized in that: a plurality of sliding pairs are arranged on two sides of the bottom of the counterweight frame (4) and are in sliding connection with the second track (15).
7. The assembly stair hoisting device of claim 1, wherein: the first rail (14) is a top-hung rail, a plurality of hoisting wheel sets (25) are installed at the top of the hoisting frame (2), and the hoisting wheel sets (25) are connected with the first rail (14) in a sliding mode.
8. The assembly stair hoisting device of claim 1, wherein: and a reinforcing rod (121) is arranged between the two supporting frames (12), and the reinforcing rod (121) is detachable from the supporting frames (12).
9. An assembly stair hoist according to claim 1, characterized in that: hoisting head (24) including connect on the hoist and mount rope hoist and mount post (241) and can dismantle the umbrella (242) of accepting of being connected with hoist and mount post (241), hoist and mount post (241) bottom is arrow head form, it has bottom matched with jack (243) with hoist and mount post (241) arrow head form bottom to accept umbrella (242) middle part, jack (243) both sides set up mating holes (244), the both sides arch of hoist and mount post (241) arrow head form bottom suits with mating holes (244).
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CN116891189A (en) * | 2023-07-03 | 2023-10-17 | 日照市特种设备检验科学研究院 | Marine wharf hoisting mechanical equipment |
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CN116891189B (en) * | 2023-07-03 | 2023-12-19 | 日照市特种设备检验科学研究院 | Marine wharf hoisting mechanical equipment |
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