CN216038349U

CN216038349U - A hoist device for construction

Info

Publication number: CN216038349U
Application number: CN202122760841.0U
Authority: CN
Inventors: 刘源; 胡传虎; 李瑞强; 刘峥
Original assignee: China Construction First Group Corp Ltd
Current assignee: China Construction First Group Corp Ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-03-15
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a hoisting device for building construction, wherein two oblique reinforcing rods are arranged at two ends of the upper surface of each bearing plate, the two oblique reinforcing rods positioned on the same bearing plate are connected through connecting rods, the two connecting rods are connected through a cross rod, a winch is rotatably arranged in the middle of the cross rod, a traction rope is arranged on the winch, a wedge-shaped groove is formed in the side wall of a bearing block along the vertical direction, a slide block I matched with the wedge-shaped groove is arranged in the wedge-shaped groove in a sliding manner, two T-shaped grooves are formed in two ends of the side wall of the bearing block by a wedge-shaped groove symmetry axis, each T-shaped groove is communicated with the wedge-shaped groove, a slide block II matched with the T-shaped groove is arranged in each T-shaped groove in a sliding manner, a pull rod is hinged to each slide block II, each pull rod is hinged to the slide block I, the two clamping rods are connected with the slide blocks II positioned on the same side of the wedge-shaped groove, and the traction rope is connected with the slide block I, the end parts of the two clamping rods far away from the bearing block are provided with clamping components for assisting clamping, so that the field construction is facilitated.

Description

A hoist device for construction

Technical Field

The utility model relates to the field of building construction, in particular to a hoisting device for building construction.

Background

In the construction process of the fabricated building, a large number of prefabricated components need to be transported to a construction site from a storage yard of a component processing factory, and are transported to an operation surface by adopting a hoisting frame, the hoisting frame has an indispensable function in the construction of the building, in the construction, the difficulties of equipment material transportation and material assembly are often encountered, the large tools such as a tower crane truck crane cannot be used due to the limitation of site reasons, such as narrow and small sites indoors and outdoors, pavement construction and the like, the manual hoisting needs a large amount of time spent by workers, the construction efficiency is low, the danger coefficient is high, and the site construction is not facilitated; partial material needs the scene to splice the equipment, rocks easily when hoisting such as tower crane truck crane, and the construction degree of difficulty is big, and the danger coefficient is high, is unfavorable for the construction, and current lifting device uses two or more to fix the assembly body with the steel wire usually, and this kind of fixed mode is convenient fixed the assembly body, but still has following shortcoming: the assembly bodies are different in width, the distance between steel wires at two ends needs to be adjusted, and time and labor are wasted; the steel wires at two ends can not be accurately fixed at two ends of the steel carrying pole, and the steel carrying pole is inclined due to unbalanced stress, so that the hoisting work is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the problems in the prior art and provides a hoisting device for building construction, which avoids the problems that the existing hoisting device is influenced by sites, needs to be frequently adjusted to cause low construction efficiency and is not beneficial to site construction.

The purpose of the utility model is mainly realized by the following technical scheme:

a hoisting device for building construction comprises two bearing plates, wherein two oblique reinforcing rods are arranged at two ends of the upper surface of each bearing plate, the two oblique reinforcing rods positioned on the same bearing plate are connected through connecting rods, the two connecting rods are connected through a cross rod, a winch is rotatably arranged in the middle of the cross rod, a traction rope is arranged on the winch, the hoisting device further comprises a bearing block, a wedge groove is formed in the side wall of the bearing block along the vertical direction, a sliding block I matched with the wedge groove is slidably arranged in the wedge groove, two T-shaped grooves are formed in two ends of the side wall of the bearing block through a symmetrical axis of the wedge groove, each T-shaped groove is communicated with the wedge groove, a sliding block II matched with the T-shaped groove is slidably arranged in each T-shaped groove, a pull rod is hinged to each sliding block II, each pull rod is hinged to the sliding block I, the hoisting device further comprises two clamping rods, each clamping rod is connected with the sliding block II positioned on the same side of the wedge groove, the haulage rope is connected with slider I, is equipped with the centre gripping subassembly of supplementary centre gripping at the tip that two clamping bars kept away from the carrier block.

The utility model aims to solve the problems that the existing construction is often difficult in equipment material transfer and material assembly, and is limited by site reasons, such as narrow and small indoor and outdoor sites, pavement construction and the like, large tools such as tower crane truck cranes and the like cannot be used, a large amount of time is spent by a large number of workers during manual lifting, the construction efficiency is low, the risk coefficient is high, and the field construction is not facilitated; partial materials need to be spliced and assembled on site, and a tower crane truck crane and the like are easy to shake during hoisting, so that the construction difficulty is high, the risk coefficient is high, and the construction is not facilitated; the utility model is characterized in that two ends of the upper surface of a bearing plate are provided with oblique reinforcing rods, the two oblique reinforcing rods positioned on the bearing plate are connected through a connecting rod, a winch is rotatably arranged on the connecting rod, a traction rope and two clamping rods arranged on the side wall of a bearing block are arranged on the winch to hoist prefabricated parts to be clamped, and different pipe fittings are hoisted, the working principle of the utility model is that when a building worker needs to hoist and transport the prefabricated pipe fittings to an installation position, the winch which is rotatably arranged on the connecting rod is firstly used for starting an output motor, so that the winch connected with the output end of the output motor rotates, and then a sliding block I connected with the winch drives each sliding block II to move in a T-shaped groove after the sliding block I moves to the direction close to the connecting rod in the T-shaped groove, namely the sliding block II moves to the direction close to the wedge-shaped groove in the T-shaped groove, two clamping bars that are connected with slider II after the slider II moves to the direction that is close to the wedge groove in T type groove are close to each other and carry out the centre gripping to the prefabricated round piece that needs carry out the centre gripping at first this device with prefab lifting certain distance back rethread auxiliary clamping's centre gripping subassembly to prefabrication, use two this devices to transport the prefab usually when using, this device can be when using with member or other article clamp tight back through two clamping bars that set up on the carrier block, haulage rope this moment is in the state of tightening, need not remove the length of excessively adjusting the steel wire, guarantee member or other article and keep the horizontality, just can make the both ends of member or other article keep the level, thereby be convenient for construction worker aligns member and connecting piece, reduce the degree of difficulty of work.

Further, cavity I has been seted up to the inside of carrier block I internal rotation of cavity is equipped with the disc set up the ring channel on the tank bottom of wedge groove, ring channel and I intercommunication of cavity through-hole I has been seted up on the relative lateral wall of the tank bottom of slider I and wedge groove be equipped with the round bar in the through-hole I, the round bar extends the activity to the direction that is close to the ring channel and runs through the cavity of arranging in the ring channel back in, the extension end and the disc of round bar are connected be equipped with driving motor in the cavity, driving motor's output is connected with the pivot of disc. Through seted up cavity I in the inside of carrier block I internal rotation of cavity is equipped with the disc set up the ring channel on the tank bottom of wedge groove, ring channel and I intercommunication of cavity set up through-hole I on the relative lateral wall of the tank bottom of slider I and wedge groove be equipped with the round bar in the through-hole I, the round bar is arranged in the cavity after extending the activity to the direction that is close to the ring channel and running through in the ring channel, the extension end and the disc of round bar are connected be equipped with driving motor in the cavity, driving motor's output is connected with the pivot of disc and can is made slider I play the effect of supplementary climbing in the wedge groove, the effect of supplementary centre gripping promptly.

Further, a circular ring is arranged in the cavity, a plurality of inner teeth meshed with the disk are arranged on the inner ring of the circular ring along the circumferential direction of the circular ring, a plurality of locking rods are arranged on the outer wall of the disk along the circumferential direction of the disk, a cavity II is arranged in the disc, a micro motor is arranged in the cavity, a plurality of pull ropes corresponding to the locking rods are arranged at the output end of the micro motor, a through hole II is arranged in each locking rod and is communicated with the cavity II, an ejector rod is movably arranged in the through hole II, a spring is sleeved on the ejector rod, one end of the spring is connected with the outer wall of the ejector rod, the other end of the spring is connected with the inner wall of the through hole II, the free end of each pull rope movably penetrates through the through hole II and then is connected with the ejector rod arranged in the through hole II, in an initial state, the free end of each ejector rod is partially embedded between any two adjacent internal teeth. Can play the fixed action to the pair ring, prevent that the disc from taking place the rotation in oral cavity I, avoid only relying on the pulling force of haulage rope, the clamping-force to the prefab is not enough, cause the prefab to drop between two clamping bars, can prevent when the haulage rope is not enough to the pulling force of slider I through setting up foretell locking lever and ejector pin, rely on the self-locking power of disc to realize the clamping-force to the prefab, prevent the emergence of incident, the tip that the locking lever of setting is close to the one end of internal tooth arranges back between arbitrary two internal teeth in, the lateral wall of locking lever all is connected with two internal tooth lateral walls.

Further, the traction rope is sleeved with a round pipe I, a round pipe II is arranged in the round pipe I in a sliding mode, a round pipe III is arranged in the round pipe II in a sliding mode, and the round pipe I is connected with the outer wall of the connecting rod. The pipe I is sleeved on the pipe traction rope, the pipe II is arranged in the pipe I in a sliding mode, the pipe III is arranged in the pipe II in a sliding mode, the pipe I is connected with the outer wall of the connecting rod to prevent the prefabricated member from being lifted through the traction rope, the prefabricated member can be prevented from shaking in the lifting process when the prefabricated member is lifted only through the traction rope, the prefabricated member is conveyed to cause certain potential safety hazards, the arranged pipe II cannot fall off from the pipe I, the arranged pipe III cannot fall off from the pipe II, scales are arranged on the outer walls of the pipe I, the pipe II and the pipe III to constantly reflect the real-time height of pulling the prefabricated member through the traction rope, workers can conveniently adjust the positions of two ends of the rod member and conveniently install the prefabricated member along the axial direction of the pipe I, a plurality of limiting grooves I are formed in the inner wall of the pipe I, a sliding block IV is arranged in each limiting groove in a sliding mode, every slider IV all is connected with pipe II, is in along the axial of pipe II seted up a plurality of spacing grooves II on the inner wall of pipe II, all slided at every spacing inslot and is equipped with slider III, and every slider III all is connected with pipe III. What move is that back is more effectual prevents rocking of prefab, can prevent in pipe III from taking place to rock in pipe II itself promptly doing foretell motion process, thereby cause the prefab to take place to rock when lifting, cause certain potential safety hazard, the slider III of setting, slider IV plays direction and spacing effect to the motion of pipe II and pipe III, can further prevent the deflection of carrier block, can prevent assembling the lever member multi-angle, and can when counterpointing, prevent to lead to the fact this device because rocking of haulage rope, owing to take place to rock, cause the concatenation of lever member to appear the difficulty.

Further, the centre gripping subassembly includes the bandage, the end connection of bandage and arbitrary one clamping bar has seted up through-hole III on the lateral wall of another clamping bar be equipped with a plurality of stoppers on the bandage, when two clamping bars were close to each other and carry out the centre gripping to the prefab. The free end activity of bandage runs through behind the through-hole III and stretches out in through-hole III, when restricting the lever member, the stopper can overturn on the bandage and be the horizontality, can follow the horizontality upset when the stopper passes through-hole III and be vertical state, the lateral wall that is close to the stopper of clamping bar contacts with the lateral wall of clamping bar to tie the lever member, the centre gripping subassembly can prevent to rely on the clamping bar to carry out the centre gripping when prefabricated, prevents that the prefab from following the landing between two clamping bars, causes the emergence of incident, and the centre gripping subassembly of setting can adapt to the hoist and mount of not unidimensional prefab, and the bandage has toughness.

Furthermore, every all be equipped with two universal wheels on the lower surface of loading board. Through be equipped with two universal wheels on the lower surface of every loading board can be at the transportation prefab and with the prefab with the removal that can be at any time when other parts align the installation, the above-mentioned universal wheel still has self-locking function, can prevent through this device with the prefab transport to the back need the stop motion, prevent that prefab drive arrangement from subaerial motion together, take place after the dislocation when causing the alignment installation of prefab and installing component to be unfavorable for the adjustment.

In conclusion, compared with the prior art, the utility model has the following beneficial effects: through the locking rod and the fixed rod, the clamping force of the prefabricated part is prevented from being realized by the self-locking force of the disc when the traction rope does not have enough tension on the sliding block I, safety accidents are prevented, the circular tube I is sleeved on the circular tube traction rope, the circular tube II is arranged in the circular tube I in a sliding mode, the circular tube III is arranged in the circular tube II in a sliding mode, the circular tube I is connected with the outer wall of the connecting rod and can play a role in preventing the prefabricated part from being lifted through the traction rope, the prefabricated part can be prevented from shaking in the lifting process only through the traction rope, certain potential safety hazards caused by the carrying of the prefabricated part are avoided, the circular tube II cannot fall off from the circular tube I, the circular tube III cannot fall off from the circular tube II, scales are arranged on the outer walls of the circular tube I, the circular tube II and the circular tube III, and the real-time height of the prefabricated part pulled through the traction rope can be constantly reflected, the prefabricated part can be more effectively prevented from shaking after the movement, namely the circular tube III can be prevented from shaking in the circular tube II during the movement process, thereby causing the prefabricated part to shake during lifting and causing certain potential safety hazard, the arranged slide block III and the slide block IV play the roles of guiding and limiting the movement of the round pipe II and the round pipe III, and can further prevent the deflection of the bearing block, the lower surface of each bearing plate is provided with two universal wheels, so that the prefabricated member can be moved at any time when being transported and aligned with other parts, the universal wheel also has a self-locking function, so that the prefabricated part can be prevented from being transported to the rear part by the device and needing to be sized, prevent that the prefab drive arrangement from moving together subaerial, be unfavorable for the adjustment after taking place the dislocation when causing the alignment installation of prefab and installation component.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:

fig. 1 is a side view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a schematic structural diagram of the bearing block of the present invention.

Fig. 4 is a partial cross-sectional view of a carrier block of the present invention.

Fig. 5 is a partially enlarged view of C in fig. 4.

Fig. 6 is a partially enlarged view of a portion a in fig. 2.

Fig. 7 is a partially enlarged view of fig. 2 at B.

The names corresponding to the reference numbers in the drawings are as follows:

1-bearing plate, 2-clamping bar, 3-universal wheel, 4-round tube III, 5-connecting bar, 6-round tube I, 7-round tube II, 8-oblique reinforcing bar, 9-bearing block, 10-cross bar, 11-binding band, 12-traction rope, 13-wedge groove, 15-pull bar, 16-T-shaped groove, 17-slide block II, 18-through hole, 19-limiting block, 20-round disc, 21-slide block I, 22-round bar, 23-pull rope, 24-cavity I, 25-cavity II, 26-micro motor, 27-round ring, 28-internal tooth, 29-locking bar, 30-ejector pin, 31-spring, 32-slide block III and 33-slide block IV.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Example 1:

as shown in fig. 1 to 7, the embodiment includes a hoisting device for building construction, which includes two bearing plates 1, wherein two ends of an upper surface of each bearing plate 1 are provided with oblique reinforcing rods 8, the two oblique reinforcing rods 8 on the same bearing plate 1 are connected through connecting rods 5, the two connecting rods 5 are connected through a cross rod 10, a winch is rotatably arranged in the middle of the cross rod 10, the winch is provided with a traction rope 12, the hoisting device further includes a bearing block 9, a wedge-shaped groove 13 is formed in a side wall of the bearing block 9 along a vertical direction, a slider i 21 matched with the wedge-shaped groove 13 is slidably arranged in the wedge-shaped groove 13, two T-shaped grooves 16 are respectively formed at two ends of the side wall of the bearing block 9 along a symmetry axis of the wedge-shaped groove 13, each T-shaped groove 16 is communicated with the wedge-shaped groove 13, a slider ii 17 matched with the wedge-shaped groove is slidably arranged in each T-shaped groove 16, all articulated on every slider II 17 have a pull rod 15, and every pull rod 15 all articulates with slider I21, still includes two clamping bars 2, and every clamping bar 2 all is connected with slider II 17 that is located 13 homonymies of wedge groove, haulage rope 12 is connected with slider I21, keeps away from the tip of carrier block 9 at two clamping bars 2 and is equipped with the centre gripping subassembly of supplementary centre gripping.

The utility model aims to solve the problems that the existing construction is often difficult in equipment material transfer and material assembly, and is limited by site reasons, such as narrow and small indoor and outdoor sites, pavement construction and the like, large tools such as tower crane truck cranes and the like cannot be used, a large amount of time is spent by a large number of workers during manual lifting, the construction efficiency is low, the risk coefficient is high, and the field construction is not facilitated; partial materials need to be spliced and assembled on site, and a tower crane truck crane and the like are easy to shake during hoisting, so that the construction difficulty is high, the risk coefficient is high, and the construction is not facilitated; the utility model has the working principle that when a construction worker needs to hoist and transport the prefabricated pipe to an installation position, the first operation that the prefabricated pipe needs to be hoisted is to firstly start an output motor through the winch arranged on the connecting rod 5, so that the winch connected with the output end of the output motor is rotated, and then the slide block I21 connected with the winch is driven to move towards the connecting rod 5 in the wedge-shaped groove 13, the slide block I21 pulls each slide block II 17 to move in the T-shaped groove 16, namely, the sliding block II 17 moves in the direction close to the wedge-shaped groove 13 in the T-shaped groove 16, when the sliding block II 17 moves in the direction close to the wedge-shaped groove 13 in the T-shaped groove 16, the two clamping rods 2 connected with the sliding block II 17 are close to each other to clamp a prefabricated round piece needing clamping, the prefabricated piece is lifted for a certain distance by the device, then auxiliary clamping is carried out on the prefabricated piece through the clamping assembly of the auxiliary clamping, the transverse rod is made of 1.6-3 m steel pipes, the bearing plate is made of 10# channel steel, the length of the bearing plate is 1.6-3 m, the channel steel is laterally arranged, the oblique reinforcing rods are made of 30 mm-3 mm equilateral angle steel, and the included angle between the oblique reinforcing rods and the horizontal direction is 45-60 degrees.

Example 2

As shown in fig. 1 to 7, the present embodiment is preferably defined as follows based on embodiment 1: this embodiment is in cavity I24 has been seted up to the inside of carrier block 9 the I24 internal rotations in cavity are equipped with disc 20 set up the ring channel on the tank bottom of wedge groove 13, ring channel and cavity I24 intercommunication through-hole I18 has been seted up on the relative lateral wall of slider I21 and wedge groove 13 the through-hole is equipped with round bar 22 in the through-hole I18, round bar 22 extends the activity to the direction that is close to the ring channel and runs through the cavity in the ring channel after arranging in, round bar 22's extension end is connected with disc 20 be equipped with driving motor in the cavity, driving motor's output and disc 20's pivot are connected. Through having seted up cavity I24 in the inside of carrier block 9 the I24 internal rotations in cavity are equipped with disc 20 set up the ring channel on the tank bottom of wedge groove 13, ring channel and I24 intercommunication in cavity I21 set up through-hole I18 on the relative lateral wall of the tank bottom of slider I21 and wedge groove 13 be equipped with round bar 22 in the through-hole I18, round bar 22 extends the activity to the direction that is close to the ring channel and arranges in the cavity behind running through in the ring channel, the extension end and the disc 20 of round bar 22 are connected be equipped with driving motor in the cavity, driving motor's output is connected with the pivot of disc 20 and can makes slider I21 play the supplementary effect of climbing in wedge groove 13, the effect of supplementary centre gripping promptly.

Preferably, a circular ring 27 is arranged in the cavity, a plurality of internal teeth 28 meshed with the disk 20 are arranged on the inner ring of the circular ring 27 along the circumferential direction of the circular ring 27, a plurality of locking rods 29 are arranged on the outer wall of the disk 20 along the circumferential direction of the disk 20, a cavity II 25 is arranged in the disc 20, a micro motor 26 is arranged in the cavity, a plurality of pull ropes 23 corresponding to the locking rods 29 are arranged on the output end of the micro motor 26, a through hole II is arranged in each locking rod 29 and is communicated with the cavity II 25, a mandril 30 is movably arranged in the through hole II, the ejector rod 30 is sleeved with a spring 31, the spring 31 is also connected with the inner wall of the through hole II, the free end of each pull rope 23 movably penetrates through the through hole II and then is connected with the ejector rod 30 arranged in the through hole II, in the initial state, the free end of each of the carrier rods 30 is partially embedded between any two adjacent internal teeth 28. Can play the fixed action to ring 27, prevent that disc 20 from taking place the rotation in oral cavity I, avoid only relying on the pulling force of haulage rope 12, be insufficient to the clamping-force of prefab, cause the prefab to drop between two clamping bars 2, through setting up foretell locking lever 29 and fixed rod ability, prevent when haulage rope 12 is not enough to the pulling force of slider I21, rely on disc 20's self-locking power to realize the clamping-force to the prefab, prevent the emergence of incident.

Example 3

As shown in fig. 1 to 7, the present embodiment is preferably defined as follows based on embodiment 1: this embodiment is in the cover is equipped with pipe I6 on the haulage rope 12 slide in pipe I6 and be equipped with pipe II 7 slide in pipe II 7 and be equipped with pipe III 4, pipe I6 and the outer wall connection of connecting rod 5. Through the cover on pipe haulage rope 12 be equipped with pipe I6 it is equipped with pipe II 7 to slide in pipe I6 it is equipped with pipe III 4 to slide in pipe II 7, pipe I6 can play when preventing to lift the prefab through haulage rope 12 with the outer wall connection of connecting rod 5, can prevent to lift the prefab through haulage rope 12, and the prefab takes place to rock at the in-process that lifts, and the transport that causes the prefab leads to the fact certain potential safety hazard, and II 7 of pipe that set up can not follow and drop in pipe I6, and III 4 of pipe that set up can not follow and drop in pipe II 7, still all are equipped with on pipe I6, pipe II 7, the outer wall of pipe III 4.

Preferably, along pipe I6's axial a plurality of spacing grooves I have been seted up on pipe I6's the inner wall, all slide at every spacing inslot and be equipped with slider IV 33, every slider IV 33 all is connected with pipe II 7, along the axial of pipe II 7 seted up a plurality of spacing grooves II on pipe II 7's the inner wall, all slide at every spacing inslot and be equipped with slider III 32, every slider III 32 all is connected with pipe III 4. What move is that back is more effectual prevents rocking of prefab, can prevent in the above-mentioned motion process that pipe III 4 from taking place to rock in pipe II 7 itself promptly at pipe III 4 to cause the prefab to take place to rock when lifting, cause certain potential safety hazard, the slider III 32, the slider IV 33 that set up play direction and spacing effect to the motion of pipe II 7 and pipe III 4, the deflection that prevents the carrier block that can be preferred.

Preferably, the clamping assembly comprises a binding band 11, the binding band 11 is connected with the end portion of any one clamping rod 2, a through hole III is formed in the side wall of the other clamping rod 2, a plurality of limiting blocks 19 are arranged on the binding band 11, when the two clamping rods 2 approach each other to clamp the prefabricated member, the free end of the binding band 11 movably penetrates through the through hole III and then protrudes out of the through hole III, and the side wall of any one limiting block 19 is in contact with the side wall of the clamping rod 2. The centre gripping subassembly can prevent to rely on clamping bar 2 to carry out the centre gripping to the prefabrication, prevents that the prefab from the landing between two clamping bar 2, causes the emergence of incident, and the centre gripping subassembly of setting can adapt to the hoist and mount of not unidimensional prefab.

Preferably, two universal wheels 3 are arranged on the lower surface of each bearing plate 1. Through be equipped with two universal wheels 3 on the lower surface of every loading board 1 and can be at any time transporting the prefab and with the prefab with the removal that other parts align the installation, above-mentioned universal wheel 3 of saying still has self-locking function, can prevent to transport the prefab to the back through this device and need the stop motion after, prevents that the prefab from driving the device and moving together subaerial, and it is unfavorable for the adjustment to take place the back of misplacing when causing the alignment installation of prefab and installing component, the universal wheel is 4 cun-5 cun universal wheels.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a hoist device for construction, a serial communication port, including two loading boards (1), at every the both ends of loading board (1) upper surface are equipped with slant stiffener (8), and two slant stiffeners (8) that are located on same loading board (1) are connected through connecting rod (5), and two connecting rods (5) are connected through horizontal pole (10) the middle part of horizontal pole (10) is rotated and is equipped with the capstan winch be equipped with haulage rope (12) on the capstan winch be equipped with main drive motor on horizontal pole (10), the one end and the driving motor's of haulage rope (12) output are connected, still include carrier block (9), are in along vertical direction wedge groove (13) have been seted up on the lateral wall of carrier block (9) slide in wedge groove (13) and be equipped with I (21) of slider that match with wedge groove (13) to wedge groove (13) are the symmetry axis two T type grooves (16) have all been seted up at the both ends of carrier block (9) lateral wall ) Every T type groove (16) all communicates with wedge groove (13), all slides in every T type groove (16) and is equipped with slider II (17) that matches with it, all articulates on every slider II (17) has pull rod (15), and every pull rod (15) all articulates with slider I (21), still includes two clamping bars (2), and every clamping bar (2) all are connected with two sliders II (17) that are located wedge groove (13) homonymy, haulage rope (12) lower extreme is connected with slider I (21), and the tip of keeping away from carrier block (9) at two clamping bars (2) is equipped with the centre gripping subassembly of supplementary centre gripping.

2. The hoisting device for building construction according to claim 1, wherein a cavity I (24) is formed inside the bearing block (9), a disc (20) is arranged in the cavity I (24) in a rotating manner, an annular groove is formed in the groove bottom of the wedge-shaped groove (13), the annular groove is communicated with the cavity I (24), a through hole I (18) is formed in the side wall of the slider I (21) opposite to the groove bottom of the wedge-shaped groove (13), a round rod (22) is arranged in the through hole I (18), the round rod (22) extends towards the direction close to the annular groove and then movably penetrates through the annular groove and then is placed in the cavity, the extending end of the round rod (22) is connected with the disc (20), a driving motor is arranged in the cavity, and the output end of the driving motor is connected with the rotating shaft of the disc (20).

3. The hoisting device for building construction according to claim 2, characterized in that a ring (27) is arranged in the cavity, a plurality of internal teeth (28) meshed with the disc (20) are arranged on the inner wall of the ring (27) along the circumferential direction of the ring (27), a plurality of locking rods (29) are arranged on the outer wall of the disc (20) along the circumferential direction of the disc (20), a cavity II (25) is arranged in the disc (20), a micro motor (26) is arranged in the cavity, a plurality of pull ropes (23) corresponding to the locking rods (29) are arranged on the output end of the micro motor (26), a through hole II is arranged in each locking rod (29), the through hole II is communicated with the cavity II (25), an ejector rod (30) is movably arranged in the through hole II, a spring (31) is sleeved on the ejector rod (30), one end of the spring (31) is connected with the outer wall of the ejector rod (30), the other end of the spring (31) is connected with the inner wall of the through hole II, the free end of each pull rope (23) penetrates through the through hole II movably and then is connected with a push rod (30) arranged in the through hole II, and in an initial state, the free end of each push rod (30) is embedded between any two adjacent internal teeth (28) locally.

4. The hoisting device for building construction according to claim 1, wherein a round pipe I (6) is sleeved on the traction rope (12), a round pipe II (7) is arranged in the round pipe I (6) in a sliding manner, a round pipe III (4) is arranged in the round pipe II (7) in a sliding manner, the round pipe I (6) is connected with the outer wall of the connecting rod (5), a plurality of limiting grooves I are formed in the inner wall of the round pipe I (6) along the axial direction of the round pipe I (6), a sliding block IV (33) is arranged in each limiting groove in a sliding manner, each sliding block IV (33) is connected with the round pipe II (7), a plurality of limiting grooves II are formed in the inner wall of the round pipe II (7) along the axial direction of the round pipe II (7), a sliding block III (32) is arranged in each limiting groove in a sliding manner, and each sliding block III (32) is connected with the round pipe III (4).

5. The hoisting device for building construction according to claim 1, wherein the clamping assembly comprises a binding band (11), the binding band (11) is connected with the end of any one of the clamping bars (2), a through hole III is arranged on the side wall of the other clamping bar (2), and a plurality of limit blocks (19) are arranged on the binding band (11).

6. A hoisting device for use in building construction according to claim 1, characterized in that two universal wheels (3) are provided on the lower surface of each carrying floor (1).