CN108590150B

CN108590150B - Safety lifting device for building construction

Info

Publication number: CN108590150B
Application number: CN201810312112.9A
Authority: CN
Inventors: 秦文涛
Original assignee: Chongqing Vocational College of Transportation
Current assignee: Chongqing Vocational College of Transportation
Priority date: 2018-04-09
Filing date: 2018-04-09
Publication date: 2020-04-10
Anticipated expiration: 2038-04-09
Also published as: CN108590150A

Abstract

Building construction safety elevating gear, including the bearing plate, the inside cavity that is of bearing plate, department is equipped with horizontal screw rod in the middle of in the bearing plate, cooperation suit internal thread sleeve in the middle of the screw rod, bearing suit holding ring is all passed through at the internal thread sleeve both ends, the holding ring is all through first support and bearing plate inner wall fixed connection, the screw rod is close to the equal suit of both ends department and splines the sleeve, it all passes through second support and bearing plate inner wall fixed connection to spline the sleeve, set up rectangular groove on the screw rod, spline sleeve inner wall fixed mounting inserted block, the inserted block inserts rectangular inslot portion, the horizontal motor of fixed mounting in the middle of the top in the bearing plate, the fixed mounting driving gear on the output shaft of motor, fixed suit driven gear on the internal thread sleeve, driving gear and driven gear meshing cooperation. The invention has the advantages of simple structure, low cost, automatic balance adjustment function and sensitive response.

Description

Safety lifting device for building construction

Technical Field

The invention belongs to the technical field of construction equipment, and particularly relates to a building construction safety lifting device.

Background

In the construction site of high-rise buildings, the construction lifting platform is a peripheral protective facility which is erected for solving the vertical and horizontal transportation of constructors and building materials. The constructor can lift the construction lifting platform to the ideal height according to the working requirement, so that the constructor can construct in the most comfortable posture conveniently, the operation efficiency is greatly improved, the labor intensity is reduced, and the transportation problem of the building materials is solved while an operation platform is provided for the constructor; it can replace steel, bamboo, wood scaffold, electric cradle and integral climbing scaffold, especially for high-rise building exterior wall decoration, interior decoration or other high-rise construction. Such as: cleaning glass, painting outer walls, hanging ceilings, installing wire grooves and the like.

The current construction lift platform structure is complicated, the size is great, construction cost is higher, the majority carries out the lift work through the cooperation of the independent power device more than two, lead to the construction platform slope when a plurality of independent power device work are asynchronous easily, staff's during operation on the construction platform is difficult to guarantee safety, the material on upper portion also drops easily, traditional construction lift platform majority does not have automatically regulated platform and keeps horizontally function, the in-process that traditional construction lift platform goes up and down, if a plurality of independent power device work can not reach synchronous, can lead to construction lift platform's destruction during serious.

Disclosure of Invention

The invention provides a building construction safety lifting device, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

a safety lifting device for building construction comprises a bearing plate, wherein the inside of the bearing plate is hollow, a transverse screw rod is arranged in the middle of the inside of the bearing plate, an internal thread sleeve is matched and sleeved in the middle of the screw rod, positioning rings are sleeved at two ends of the internal thread sleeve through bearings, the positioning rings are fixedly connected with the inner wall of the bearing plate through first supports, rotation stopping sleeves are sleeved at two ends of the screw rod, the rotation stopping sleeves are fixedly connected with the inner wall of the bearing plate through second supports, long grooves are formed in the screw rod, insertion blocks are fixedly installed on the inner wall of the rotation stopping sleeves, the insertion blocks are inserted into the long grooves, a transverse motor is fixedly installed in the middle of the top of the inside of the bearing plate, a driving gear is fixedly installed on an output shaft of the motor, a driven gear is fixedly sleeved on the internal thread sleeve, the driving gear is meshed and matched with the driven gear, the first through holes are internally provided with traction steel wire ropes, the upper ends of the traction steel wire ropes are fixedly connected with a winding drum of a winch fixedly arranged on the roof, the lower ends of the traction steel wire ropes are fixedly connected with one ends corresponding to the screw rods after bypassing corresponding pulleys, the bottom in the bearing plate is fixedly provided with a transverse pipe, the upper parts of the two ends of the transverse pipe are respectively provided with a water tank, the water tanks are fixedly arranged on the inner side wall of the bearing plate, the bottom of each water tank is communicated with the corresponding end part of the transverse pipe through a connecting pipe, the middle of each transverse pipe is provided with a piston column, the upper part of each transverse pipe is provided with a bar-shaped hole corresponding to the piston column, vertical rods are arranged in the bar-shaped holes, vertical plates are symmetrically and fixedly arranged on the left side and the right side of the outer end of each bar-shaped hole, a forward rotation touch, the equal fixed mounting guardrail in both sides around bearing plate upper portion all is equipped with the spacing ring at both ends about the internal thread sleeve, and the spacing ring passes through fourth support and bearing plate inner wall fixed connection, and the spacing ring suit is on the screw rod.

According to the building construction safety lifting device, the positions, close to the lower end, of the traction steel wire ropes are all sleeved with the balance sleeves, and the balance sleeves and the tops of the bearing plates are all fixedly connected through the third support.

The safe lifting device for building construction comprises a bearing plate, a box body, a connecting frame, a guide steel wire rope, a connecting frame, a transverse shaft, a rubber wheel, a transverse shaft, a transverse motor, a ratchet wheel mounting ring and a ratchet wheel mounting ring, wherein the box body is fixedly mounted at the left end and the right end of the bearing plate, the second through holes are formed in the upper end face and the lower end face of the box body, the guide steel wire rope penetrates through the two second through holes in the same box body, the lower end of the guide steel wire rope is fixedly connected with the ground, the upper end of the guide steel wire rope is fixedly connected with the roof through the connecting frame, the transverse shaft is movably connected with the inner wall of, the periphery of ratchet mounting ring articulates a plurality of evenly distributed's ratchet of installation, and the epaxial installation torsional spring of ratchet, ratchet and the ratchet meshing cooperation that corresponds, top front side fixed mounting battery in the box, the generator all links to each other with the battery that corresponds, and the battery supplies power for the motor.

The safe lifting device for building construction is characterized in that a transverse transmission shaft is fixedly mounted at the end part of a rotating shaft of the generator, the other end of the transmission shaft is movably connected with an inner wall bearing of the corresponding box body, a plurality of third through holes are formed in the bottom surface of the box body corresponding to the position of the transmission shaft, vertical shafts are mounted in the third through holes through bearings, first bevel gears are fixedly mounted at the upper ends of the vertical shafts, second bevel gears are fixedly mounted at the positions, corresponding to the first bevel gears, on the transmission shaft, the first bevel gears are meshed with the corresponding second bevel gears and matched, and a plurality of uniformly distributed wind bowls are fixedly mounted at the side parts of the lower ends of the vertical shafts.

The invention has the advantages that: the invention has the advantages of simple structure, low cost, automatic balance adjustment function and sensitive response. Because the traction steel wire rope has certain elastic deformation capacity, when constructors concentrate on one side of the upper part of the bearing plate, the bearing plate can incline at a certain angle, the transverse pipe can incline, the two water tanks have height difference, water in the water tank at the higher position has the tendency of flowing to the water tank at the lower position through the transverse pipe, the water can push the piston column to move towards the direction of the lower end of the transverse pipe, for example, when the right end of the bearing plate inclines downwards, the piston column drives the contact rod at the right side to be contacted with the reverse rotation touch switch, the motor rotates reversely, the motor drives the internal thread sleeve to rotate through the meshing and matching of the driving gear and the driven gear, under the screw thread matching action, the screw rod moves leftwards, the traction steel wire rope at the right side is pulled into the bearing plate, the right end of the bearing plate rises, the left end descends until the bearing plate reaches the horizontal state, the left end of the bearing plate is lowered to be lifted, the two traction steel wire ropes are respectively retracted and extended through the two winches, the bearing plate can also incline when the two winches slightly out of synchronism during working, the design of the self-balancing type winch can be easily solved, self-balancing adjustment is achieved through simple and ingenious design, the self-balancing type winch is sensitive in response, the bearing plate can be constantly kept in a horizontal state, the safety of workers on the bearing plate is guaranteed, materials carried on the bearing plate are not prone to falling off due to inclination, the length of the bearing plate can be lengthened on the premise of guaranteeing strength through the design, and equipment cannot be damaged even if the two winches responsible for lifting are out of synchronism.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of a portion I of FIG. 1; FIG. 3 is a partial enlarged view of section II of FIG. 1; FIG. 4 is an enlarged view of the view of FIG. 1 from the direction A; fig. 5 is an enlarged view of the view from direction B of fig. 4.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.

A building construction safety lifting device comprises a bearing plate 1, wherein the inside of the bearing plate 1 is hollow, a transverse screw rod 2 is arranged in the middle of the inside of the bearing plate 1, an internal thread sleeve 3 is sleeved in the middle of the screw rod 2 in a matching mode, two ends of the internal thread sleeve 3 are both sleeved with positioning rings 4 through bearings, the positioning rings 4 are both fixedly connected with the inner wall of the bearing plate 1 through first supports 5, rotation stopping sleeves 6 are sleeved at the positions, close to the two ends, of the screw rod 2, the rotation stopping sleeves 6 are both fixedly connected with the inner wall of the bearing plate 1 through second supports 7, long grooves 8 are formed in the screw rod 2, insertion blocks 9 are fixedly installed on the inner wall of the rotation stopping sleeves 6, the insertion blocks 9 are inserted into the long grooves 8, a transverse motor 10 is fixedly installed in the middle of the top of the bearing plate 1, a driving gear 11 is fixedly installed on an output shaft of the motor 10, the top surface of a bearing plate 1 is provided with first through holes 13 close to the left and right ends, pulleys 14 are arranged on the inner sides of the first through holes 13, traction steel wire ropes 15 are arranged in the first through holes 13, the upper ends of the traction steel wire ropes 15 are fixedly connected with winding drums of winches fixedly arranged on the roof, the lower ends of the traction steel wire ropes 15 are fixedly connected with one ends corresponding to screw rods 2 after bypassing the corresponding pulleys 14, transverse pipes 16 are fixedly arranged at the bottom in the bearing plate 1, water tanks 17 are arranged on the upper parts of the two ends of the transverse pipes 16, the water tanks 17 are fixedly arranged on the inner side wall of the bearing plate 1, the ends corresponding to the transverse pipes 16 at the bottom of the water tanks 17 are communicated through connecting pipes 18, piston columns 19 are arranged in the middles of the transverse pipes 16, strip-shaped holes 20 are formed in the upper parts of the piston columns 19, vertical rods 21 are arranged in the strip-, switch 23 is touched in the inboard fixed mounting reversal of riser 43 on right side, the horizontal feeler lever 24 of the upper end bilateral symmetry fixed mounting of montant 21, corotation touches switch 22 and the reversal touches switch 23 and all passes through drive module and motor 10 electric connection, the equal fixed mounting guardrail 44 in both sides around the bearing plate 1 upper portion, both ends all are equipped with spacing ring 45 about the internal thread sleeve 3, spacing ring 45 passes through fourth support 46 and 1 inner wall fixed connection of bearing plate, spacing ring 45 suit is on screw rod 2. The invention has the advantages of simple structure, low cost, automatic balance adjustment function and sensitive response. Because the traction steel wire rope 15 has a certain elastic deformation capability, when a constructor concentrates on one side of the upper part of the bearing plate 1, the bearing plate 1 can incline at a certain angle, the transverse pipe 16 inclines accordingly, the two water tanks 17 have a height difference, water in the water tank 17 at the higher position has a tendency of flowing to the water tank 17 at the lower position through the transverse pipe 16, the water can push the piston column 19 to move towards the direction of the lower end of the transverse pipe 16, for example, when the right end of the bearing plate 1 inclines downwards, the piston column 19 drives the contact rod 24 at the right side to contact with the reverse touch switch 23, the motor 10 rotates reversely at the moment, the motor 10 drives the internal thread sleeve 3 to rotate through the meshing and matching of the driving gear 11 and the driven gear 12, under the action of thread matching, the screw rod 2 moves leftwards, the traction steel wire rope 15 at the right side is pulled into the bearing plate, until the bearing plate 1 reaches the horizontal state, otherwise, the contact rod 24 at the left side contacts with the forward rotation touch switch 22 to enable the motor 10 to transmit positively, the right end of the bearing plate 1 is lowered, the left end is raised, the two traction steel wire ropes 15 are respectively retracted and extended through the two winches, when the two winches work slightly asynchronously, the bearing plate 1 can also tilt, the problem can be solved easily through the design of the invention, the invention realizes self-balancing adjustment through simple and ingenious design, has sensitive response, can constantly ensure that the bearing plate 1 keeps a horizontal state, ensures the safety of workers on the bearing plate 1, ensures that materials carried on the bearing plate 1 are not easy to fall off due to tilting, by the design, the length of the bearing plate 1 can be increased on the premise of ensuring the strength, and the two hoists in charge of lifting cannot damage equipment even if the two hoists work asynchronously.

Specifically, as shown in the drawings, the lower end of the traction cable 15 according to the embodiment is sleeved with a balance sleeve 25, and the balance sleeve 25 is fixedly connected with the top of the bearing plate 1 through a third bracket 26. Can improve bearing plate 1's stability through this design, can effectual reduction its fore-and-aft direction rock the range, improve bearing plate 1 and go up staff's safety, avoid the material landing of above discharging.

Specifically, as shown in the figures, boxes 27 are fixedly mounted at both left and right ends of the bearing plate 1 according to the embodiment, second through holes 28 are formed in the middle of both upper and lower end surfaces of each box 27, guide steel wire ropes 29 pass through the two second through holes 28 on the same box 27, the lower ends of the guide steel wire ropes 29 are fixedly connected with the ground, the upper ends of the guide steel wire ropes 29 are fixedly connected with the roofs through a connecting frame, the left and right sides of the guide steel wire ropes 29 in each box 27 are respectively provided with a transverse shaft 30, the end portions of the transverse shafts 30 are movably connected with the inner walls of the corresponding boxes 27 through bearings, rubber wheels 31 are fixedly mounted in the middle of the transverse shafts 30, the outer rings of the rubber wheels 31 are concave, the outer rings of the rubber wheels 31 are respectively in contact fit with the corresponding guide steel wire ropes 29, transverse generators 36 are respectively arranged on the lower sides of the rear ends of the transverse shafts 30, the generators 36, ratchet mounting rings 33 are fixedly sleeved on rotating shafts of the generators 36, a plurality of uniformly distributed ratchets 34 are hinged to the peripheries of the ratchet mounting rings 33, torsion springs are mounted on mounting shafts of the ratchets 34, the ratchets 34 are meshed with corresponding ratchets 32, storage batteries 35 are fixedly mounted on the front sides of the tops in the box bodies 27, the generators 36 are connected with the corresponding storage batteries 35, and the storage batteries 35 supply power to the motors 10. When the box body 27 moves downwards along with the bearing plate 1, the guide steel wire rope 29 drives the corresponding rubber wheel 31 to rotate, the rubber wheel 31 can drive the corresponding generator 36 to generate electricity through the matching of the ratchet wheel 32 and the ratchet 34, the electric energy is stored in the storage battery 35 to be used when the motor 10 works, the generator 36 is driven to work when the bearing plate 1 descends, a part of gravitational potential energy of the bearing plate 1 and people and objects on the upper part of the bearing plate 1 can be converted into electric energy to be stored, a certain force is needed for driving the generator 36 to work, resistance can be provided for the bearing plate 1 to descend through the friction between the rubber wheel 31 and the guide steel wire rope 29 when the generators 36 work, the design not only lightens the load of the roof winch and saves the electric energy, but also guides the bearing plate 1 to move upwards and downwards through the matching of the second through hole 28 on the box body 27 and the corresponding guide steel wire rope 29, so, is not easy to shake.

Further, as shown in the figure, a transverse transmission shaft 37 is fixedly installed at an end of a rotating shaft of the generator 36 according to this embodiment, the other end of the transmission shaft 37 is movably connected with an inner wall bearing of the corresponding box 27, a plurality of third through holes 38 are formed in positions of the bottom surface of the box 27 corresponding to the transmission shaft 37, vertical shafts 39 are installed in the third through holes 38 through bearings, first bevel gears 40 are fixedly installed at upper ends of the vertical shafts 39, second bevel gears 41 are fixedly installed at positions of the transmission shaft 37 corresponding to the first bevel gears 40, the first bevel gears 40 are engaged with the corresponding second bevel gears 41, and a plurality of wind bowls 42 which are uniformly distributed are fixedly installed at side portions of lower ends of the vertical shafts 39. When the wind power is large, the wind bowl 42 drives the vertical shaft 39 to rotate, the vertical shaft 39 drives the corresponding generator 36 to generate electricity through the matching of the first bevel gear 40 and the second bevel gear 41, and the generator 36 can generate electricity even if the bearing plate 1 is lifted or the height of the bearing plate is unchanged, so that the generating efficiency of the wind power generator is further improved, and the electric energy is saved.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. Building construction safety elevating gear, its characterized in that: comprises a bearing plate (1), the inside of the bearing plate (1) is hollow, a transverse screw (2) is arranged in the middle of the bearing plate (1), an internal thread sleeve (3) is matched and sleeved in the middle of the screw (2), two ends of the internal thread sleeve (3) are sleeved with positioning rings (4) through bearings, the positioning rings (4) are fixedly connected with the inner wall of the bearing plate (1) through first supports (5), rotation stopping sleeves (6) are sleeved at the positions, close to the two ends, of the screw (2), the rotation stopping sleeves (6) are fixedly connected with the inner wall of the bearing plate (1) through second supports (7), a long groove (8) is formed in the screw (2), an inserting block (9) is fixedly installed on the inner wall of the rotation stopping sleeve (6), the inserting block (9) is inserted into the long groove (8), a transverse motor (10) is fixedly installed in the middle of the top of the bearing plate (1), and a driving gear (11) is fixedly installed on, a driven gear (12) is fixedly sleeved on the inner thread sleeve (3), the driving gear (11) is meshed with the driven gear (12) in a matched manner, first through holes (13) are respectively formed in the top surface of the bearing plate (1) close to the left end and the right end, pulleys (14) are respectively installed on the inner sides of the first through holes (13), traction steel wire ropes (15) are respectively arranged in the first through holes (13), the upper ends of the traction steel wire ropes (15) are respectively and fixedly connected with a winding drum of a winch fixedly installed on the roof, the lower ends of the traction steel wire ropes (15) are fixedly connected with one end corresponding to the screw rod (2) after bypassing the corresponding pulleys (14), a transverse pipe (16) is fixedly installed at the bottom in the bearing plate (1), water tanks (17) are respectively arranged on the upper parts of two ends of the transverse pipe (16), the water tanks (17) are fixedly installed on the inner side wall of the bearing plate (1), the, a piston column (19) is arranged in the middle of a transverse pipe (16), a strip-shaped hole (20) is formed in the upper portion of the transverse pipe (16) corresponding to the piston column (19), a vertical rod (21) is arranged in the strip-shaped hole (20), vertical plates (43) are symmetrically and fixedly installed on the left side and the right side of the outer end of the strip-shaped hole (20), a forward rotation touch switch (22) is fixedly installed on the inner side of the vertical plate (43) on the left side, a reverse rotation touch switch (23) is fixedly installed on the inner side of the vertical plate (43) on the right side, transverse touch rods (24) are symmetrically and fixedly installed on the two sides of the upper end of the vertical rod (21), the forward rotation touch switch (22) and the reverse rotation touch switch (23) are both electrically connected with a motor (10) through a driving module, guardrails (44) are fixedly installed on the front side and the rear side of the upper portion of a bearing, the limiting ring (45) is sleeved on the screw rod (2).

2. The construction safety lifting device according to claim 1, wherein: the traction steel wire rope (15) is close to the lower end and is sleeved with a balance sleeve (25), and the balance sleeve (25) is fixedly connected with the top of the bearing plate (1) through a third support (26).

3. The construction safety lifting device according to claim 1, wherein: the bearing plate is characterized in that box bodies (27) are fixedly arranged at the left end and the right end of the bearing plate (1), second through holes (28) are formed in the middles of the upper end face and the lower end face of each box body (27), guide steel wire ropes (29) penetrate through the two second through holes (28) in the same box body (27), the lower ends of the guide steel wire ropes (29) are fixedly connected with the ground, the upper ends of the guide steel wire ropes (29) are fixedly connected with the roofs through connecting frames, transverse shafts (30) are arranged on the left side and the right side of the guide steel wire ropes (29) in the box bodies (27), the end portions of the transverse shafts (30) are movably connected with the inner walls of the corresponding box bodies (27) through bearings, rubber wheels (31) are fixedly arranged in the middles of the transverse shafts (30), the outer rings of the rubber wheels (31) are concave, the outer rings of the rubber wheels (31) are in contact fit with the corresponding guide steel wire ropes, generator (36) fixed mounting is in box (27) bottom, be close to all fixed suit ratchet (32) of rear end department on cross axle (30), all fixed suit ratchet collar (33) in the pivot of generator (36), the articulated ratchet (34) of installing a plurality of evenly distributed of periphery of ratchet collar (33), the epaxial installation torsional spring of ratchet (34) of installation, ratchet (34) and the cooperation of ratchet (32) meshing that corresponds, top front side fixed mounting battery (35) in box (27), generator (36) all links to each other with battery (35) that correspond, battery (35) are for motor (10) power supply.

4. The construction safety lifting device according to claim 3, wherein: the end part of the rotating shaft of the generator (36) is fixedly provided with a transverse transmission shaft (37), the other end of the transmission shaft (37) is movably connected with an inner wall bearing corresponding to the box body (27), a plurality of third through holes (38) are formed in the positions, corresponding to the transmission shaft (37), of the bottom surface of the box body (27), vertical shafts (39) are installed in the third through holes (38) through bearings, first bevel gears (40) are fixedly installed at the upper ends of the vertical shafts (39), second bevel gears (41) are fixedly installed at the positions, corresponding to the first bevel gears (40), of the transmission shaft (37), the first bevel gears (40) are meshed with the corresponding second bevel gears (41), and a plurality of uniformly distributed wind bowls (42) are fixedly installed on the side parts of the lower ends of the vertical shafts (39).