CN115924786A

CN115924786A - Lifting platform for building material transfer

Info

Publication number: CN115924786A
Application number: CN202211706272.4A
Authority: CN
Inventors: 杨枫尤
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-04-07

Abstract

The invention relates to a lifting platform, in particular to a lifting platform for building material transfer. The invention provides a lifting platform for transferring building materials, which can prevent materials from rolling, is not influenced by the materials and has stable material transportation. The invention provides a lifting platform for building material transfer, which comprises a fixed plate, first guide rails, sliding sleeves, mounting seats, mounting plates and the like, wherein the first guide rails are arranged on the upper side of the fixed plate in a bilateral symmetry mode, the mounting seats are arranged between the tops of the two first guide rails, the sliding sleeves are sleeved on the lower portions of the first guide rails in a sliding mode, and the mounting plates are connected between the two sliding sleeves. Through being provided with the rubber slab on the slide, the rubber slab can prevent that the material from rolling to the work of this transfer can not influenced by the material, and the curb plate enables the material transportation stable.

Description

Lifting platform for building material transfer

Technical Field

The invention relates to a lifting platform, in particular to a lifting platform for building material transfer.

Background

With the rise of real estate developments, more and more places begin to build floors. The floor can use more building material at the building-process, and artifical transport these materials can consume more time, consequently, in the work progress, multi-purpose tower crane carries out building material's transportation, when carrying out low-rise building, if carry out the material transportation through the tower crane, though can transport more material, but conveying efficiency is lower to the transportation of low floor is not convenient for, consequently, construction worker can use dedicated elevating platform to carry out the material transportation to low floor building engineering.

According to patent grant publication number for CN 214780495U's a building material elevating platform for construction in room, including bottom plate and jacking cylinder, four expansion brackets of bottom plate both sides fixedly connected with, keep away from on the expansion bracket the one end fixedly connected with support cylinder of bottom plate, support cylinder output fixedly connected with supporting disk, bottom plate one end fixedly connected with air pump case, on the bottom plate one side fixedly connected with master control case of air pump case, two leading truck of bottom plate top fixedly connected with, on the bottom plate leading truck both ends fixedly connected with crane.

Above-mentioned building material elevating platform for construction is built in room when carrying out the building material transportation, need install building material additional on the running plate, rethread master control case starts the support function, support cylinder work, transport building material to the floor through the running plate under the extension of jacking cylinder thereupon, this kind of method is when carrying out the material transportation, if the material rolls down from the running plate carelessly, can cause the jacking cylinder to block easily, can bring inconvenience for the transportation work, and the extension distance restriction of jacking cylinder is great, the extension distance of jacking cylinder is longer, the running plate is just unstable more to the support of material.

In conclusion, the lifting platform for building material transfer is designed, can prevent materials from rolling, cannot be influenced by the materials, and is stable in material transportation.

Disclosure of Invention

(1) Technical problem to be solved

In order to overcome the defects that the building material lifting platform for house construction cannot prevent materials from rolling, a jacking cylinder can be influenced by the materials, and the material transportation is unstable, the invention aims to solve the technical problem of providing the lifting platform for building material transfer, which can prevent the materials from rolling, cannot be influenced by the materials, and is stable in material transportation.

(2) Technical scheme

In order to solve the technical problem, the invention provides a lifting platform for building material transfer, which comprises a fixing plate, first guide rails, sliding sleeves, a mounting seat, a mounting plate, second guide rails, sliding plates, limiting strips, a pulling assembly and a lifting assembly, wherein the first guide rails are arranged on the upper side of the fixing plate in a bilateral symmetry manner, the mounting seat is arranged between the tops of the two first guide rails, the sliding sleeves are sleeved on the lower parts of the first guide rails in a sliding manner, the mounting plate is connected between the two sliding sleeves, the second guide rails are arranged on the upper side of the mounting plate in a bilateral symmetry manner, the sliding plates are sleeved between the two second guide rails in a sliding manner, the limiting strips are connected on the upper side of the rear part of the fixing plate, the pulling assembly is arranged on the sliding plates, and the lifting assembly is arranged on the mounting seat.

Preferably, pulling group will be including curb plate, handle and rubber slab, and slide upside bilateral symmetry formula is equipped with the curb plate, and the curb plate is the setting of anterior upside downdip, and the curb plate rear side is connected with the handle, and the slide upside is connected with the rubber slab, and the rubber slab is located between two blocks of curb plates.

Preferably, elevating system is including servo motor, the reel, first fixed pulley, the second fixed pulley, first rope and second rope, servo motor is installed to the mount pad upside, be connected with the reel on the servo motor output shaft, two position front sides are connected with first fixed pulley and second fixed pulley respectively about the mount pad, both sides are connected with first rope and second rope respectively about the reel, first rope is walked around first fixed pulley and is passed the mount pad, first rope and left sliding sleeve meet, the second rope is walked around the second fixed pulley and is passed the mount pad, second rope and right-hand sliding sleeve meet.

Preferably, still including blocking the subassembly, block the subassembly including axle sleeve, axostylus axostyle, first torsion spring, spacing and rubber sleeve, all be connected with the axle sleeve on two slip caps one side of leaving mutually, the rotation type is connected with the axostylus axostyle on the axle sleeve, is connected with first torsion spring between axostylus axostyle and the axle sleeve, and the anterior cover of axostylus axostyle is equipped with spacing, and the cover is equipped with the rubber sleeve on the spacing.

Preferably, still including rotating assembly, rotatory group will be including the rim plate, first connecting plate, the second connecting plate, first roof and second roof, the axostylus axostyle rear portion cover is equipped with the rim plate, all be connected with first connecting plate on two rim plate one side that leaves mutually, all be connected with the second connecting plate on two rim plate opposite sides, fixed plate rear portion upside bilateral symmetry formula is equipped with first roof, the second connecting plate contacts with first roof, mount pad rear portion downside bilateral symmetry formula is equipped with the second roof, first connecting plate rebound can contact with the second roof.

Preferably, the device also comprises a pushing assembly, the pushing assembly comprises magnetic blocks, connecting rods and pressing wheels, the magnetic blocks are symmetrically arranged on the left side and the right side of the front side of the mounting plate, the magnetic blocks and the sliding plate are mutually adsorbed, the connecting rods are symmetrically arranged on the left side and the right side of the upper portion of the mounting seat, the pressing wheels are rotatably arranged at the lower ends of the connecting rods, and the pressing wheels on the left side and the right side can be respectively contacted with inclined planes of side plates on the left side and the right side.

Preferably, including spacing subassembly, spacing subassembly is including the pivot, keep off frame, barrier plate and second torsion spring, and the pivot has been run through to slide rear portion rotary type, and the cover is equipped with in the pivot keeps off the frame, keeps off to be connected with two second torsion spring between frame and the slide, and second torsion spring is around establishing in the pivot outside, and both ends all are connected with the barrier plate about the pivot, and it has the spout to open on the second guide rail, barrier plate and spout contact.

Preferably, the mounting plate is made of aluminum alloy.

(3) Advantageous effects

The invention achieves the following beneficial effects:

1. through being provided with the rubber slab on the slide, the rubber slab can prevent that the material from rolling to the work of this transfer can not influenced by the material, and the curb plate enables the material transportation stable.

2. The limiting frame can fix the building materials on the rubber plate under the reset action of the first torsion spring, so that the transfer operation of the building materials is more stable.

3. The curb plate is at the in-process of rebound, through the cooperation of pressing the system wheel, can make the curb plate atress drive the slide and move backward to automatically deliver to the floor with building material inside, with this can need not the staff and go to the pulling handle, avoided the dangerous of weighing down the building to take place.

4. Can further fix building material through keeping off the frame, avoid building material to pound the staff in the floor at the in-process that shifts to when moving the slide backward and getting the material, keep off the frame and can get down automatically under the effect that second torsion spring resets.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a perspective view of the pulling assembly of the present invention.

FIG. 3 is a schematic perspective view of a portion of the pulling assembly of the present invention.

Fig. 4 is a schematic perspective view of the lifting assembly of the present invention.

Fig. 5 is a connection diagram of parts of the lifting assembly of the present invention.

Fig. 6 is a perspective view of the blocking assembly of the present invention.

Fig. 7 is a perspective view of the rotating assembly of the present invention.

Fig. 8 is a perspective view of the pushing assembly of the present invention.

Fig. 9 is a schematic perspective view of the spacing assembly of the present invention.

Fig. 10 is an enlarged view of a portion a of the present invention.

The labels in the figures are: 1-fixed plate, 2-first guide rail, 21-sliding sleeve, 3-mounting seat, 4-mounting plate, 5-second guide rail, 6-sliding plate, 61-limit bar, 7-pulling component, 71-side plate, 72-handle, 73-rubber plate, 8-lifting component, 81-servo motor, 82-reel, 83-first fixed pulley, 84-second fixed pulley, 85-first rope, 86-second rope, 9-blocking component, 91-shaft sleeve, 92-shaft rod, 93-first torsion spring, 94-limit bracket, 95-rubber sleeve, 10-rotating component, 101-wheel disc, 102-first connecting plate, 103-second connecting plate, 104-first top plate, 105-second top plate, 11-pushing component, 111-magnet block, 112-connecting rod, 113-pressing wheel, 12-limit component, 121-rotating shaft, 122-block bracket, 123-blocking plate, 124-sliding groove, 125-second torsion spring.

Detailed Description

The invention is further described with reference to the accompanying drawings and examples.

Example 1

The utility model provides a elevating platform for building material shifts, as shown in fig. 1-5, including fixed plate 1, first guide rail 2, sliding sleeve 21, mount pad 3, mounting panel 4, second guide rail 5, slide 6, spacing 61, pulling subassembly 7 and lifting unit 8, first guide rail 2 is installed through the bolt to fixed plate 1 upside bilateral symmetry formula, install mount pad 3 through the bolt between two first guide rail 2 tops, 2 lower part slidingtype covers of first guide rail are equipped with sliding sleeve 21, be connected with mounting panel 4 between two sliding sleeve 21, the material of mounting panel 4 is the aluminum alloy, the quality is lighter, intensity is harder, 4 upside bilateral symmetry formulas of mounting panel are equipped with second guide rail 5, slidingtype cover is equipped with slide 6 between two second guide rail 5, 1 rear portion upside welded connection of fixed plate has spacing 61, be provided with pulling subassembly 7 on slide 6, be provided with lifting unit 8 on the mount pad 3.

As shown in fig. 2 and 3, the pulling assembly comprises a side plate 71, a handle 72 and a rubber plate 73, the side plate 71 is connected to the upper side of the sliding plate 6 in a bilateral symmetry manner, the side plate 71 is arranged in a manner that the front part of the side plate is inclined downwards, the handle 72 is connected to the rear side of the side plate 71 in a bolted manner, the rubber plate 73 is connected to the upper side of the sliding plate 6, and the rubber plate 73 is located between the two side plates 71.

As shown in fig. 4 and 5, the lifting mechanism includes a servo motor 81, a reel 82, a first fixed pulley 83, a second fixed pulley 84, a first rope 85 and a second rope 86, the servo motor 81 is mounted on the upper side of the mounting seat 3 through a bolt, the reel 82 is connected to the output shaft of the servo motor 81 through a key, the first fixed pulley 83 and the second fixed pulley 84 are respectively connected to the front sides of the left and right parts of the mounting seat 3, the first rope 85 and the second rope 86 are respectively connected to the upper and lower sides of the reel 82, the first rope 85 bypasses the first fixed pulley 83 and passes through the mounting seat 3, the first rope 85 is connected to the left sliding sleeve 21, the second rope 86 bypasses the second fixed pulley 84 and passes through the mounting seat 3, and the second rope 86 is connected to the right sliding sleeve 21.

Firstly, the operator installs the mounting base 3 on the floor partition wall of the designated floor, then the building material to be transferred is placed on the rubber plate 73, the rolling and damage of the material can be avoided through the rubber plate 73 and the side plate 71, the servo motor 81 is started, the output shaft of the servo motor 81 drives the reel 82 to rotate clockwise, the reel 82 rotates clockwise to take up the first rope 85 and the second rope 86, the first rope 85 is matched with the first fixed pulley 83 to pull the left sliding sleeve 21 upwards, the second rope 86 is matched with the second fixed pulley 84 to pull the right sliding sleeve 21 upwards, the two sliding sleeves 21 can drive the mounting plate 4 to move upwards together in the process of moving upwards, the mounting plate 4 drives the sliding plate 6 to move upwards through the second guide rail 5, the sliding plate 6 drives the building material to move upwards through the rubber plate 73, when the building material moves to the designated floor, the operator closes the servo motor 81, then pulls the side plate 71 to move backwards through the handle 72, the sliding plate 71 drives the rubber plate 73 to move backwards through the sliding plate 6, the rubber plate 73 drives the building material to move backwards, then the servo motor 81 is started to move downwards, the servo motor 81 and drives the servo motor 81 to move downwards, the sliding sleeve 81, the servo motor 81 to move downwards, the servo motor 81 and the servo motor 81 to move downwards, the servo motor 81, the servo motor drives the sliding plate 4 to move downwards, the sliding plate 81 to move anticlockwise, and the sliding plate 4 to move downwards, and the servo motor 81 to move downwards, and the servo motor 81 to move backwards, and the servo motor 14 to drive the sliding plate 4 to move backwards, and the building material to move anticlockwise.

Example 2

On the basis of embodiment 1, as shown in fig. 1 and 6, the device further comprises a blocking assembly 9, wherein the blocking assembly 9 comprises a shaft sleeve 91, a shaft rod 92, a first torsion spring 93, a limiting frame 94 and a rubber sleeve 95, the shaft sleeve 91 is connected to one side, away from each other, of the two sliding sleeves 21 through bolts, the shaft rod 92 is rotatably connected to the shaft sleeve 91, the first torsion spring 93 is connected between the shaft rod 92 and the shaft sleeve 91, the limiting frame 94 is sleeved on the front portion of the shaft rod 92, and the rubber sleeve 95 is sleeved on the limiting frame 94.

An operator rotates the limiting frame 94 in a direction far away from the rubber plate 73, the limiting frame 94 drives the shaft rod 92 and the rubber sleeve 95 to rotate, the first torsion spring 93 deforms, the operator places the building material on the rubber plate 73, the limiting frame 94 is loosened, the first torsion spring 93 resets, the shaft rod 92 drives the limiting frame 94 to rotate in a direction close to the rubber plate 73 under the reset action of the first torsion spring 93, the rubber sleeve 95 is driven to rotate in a direction close to the rubber plate 73, the rubber sleeve 95 can be in contact with the building material in the rotating process, the building material on the rubber plate 73 can be fixed through the limiting frame 94, the rubber sleeve 95 plays a buffering role, the operator rotates the limiting frame 94 in a direction far away from the rubber plate 73, the limiting frame 94 drives the shaft rod 92 and the rubber sleeve 95 to rotate, the first torsion spring 93 deforms, the rubber sleeve 95 can be separated from the building material in the rotating process, the building material can be taken out of the rubber plate 73, the operator then loosens the limiting frame 94, the first torsion spring 93 resets the shaft rod 92 and the rubber sleeve 95 and drives the rubber sleeve 95 to rotate along with the rubber sleeve.

Embodiment 3

On the basis of embodiment 2, as shown in fig. 1 and 7, the rotary component 10 is further included, the rotary component comprises a wheel disc 101, a first connecting plate 102, a second connecting plate 103, a first top plate 104 and a second top plate 105, the wheel disc 101 is sleeved on the rear portion of the shaft rod 92, the first connecting plate 102 is welded on one side where the two wheel discs 101 are separated from each other, the second connecting plate 103 is connected on one side where the two wheel discs 101 are opposite to each other, the first top plate 104 is connected to the rear portion of the fixing plate 1 in a bilateral symmetry mode through bolts, the second connecting plate 103 is in contact with the first top plate 104, the second top plate 105 is arranged on the rear portion of the mounting seat 3 in a bilateral symmetry mode, and the first connecting plate 102 can be in contact with the second top plate 105 when moving upwards.

Initially, the first torsion spring 93 is in a deformed state, an operator can directly place the building material on the rubber plate 73, the servo motor 81 is started, in the process that the rubber plate 73 drives the building material to move upwards, the sliding sleeve 21 can drive the shaft rod 92 to move upwards through the shaft sleeve 91, the shaft rod 92 can drive the first connecting plate 102 and the second connecting plate 103 to move upwards through the wheel disc 101, the second connecting plate 103 can be separated from the first top plate 104 in the process of moving upwards, the first torsion spring 93 is reset along with the first torsion spring, the shaft rod 92 drives the limiting frame 94 to rotate 90 degrees in the direction close to the rubber plate 73 under the reset action of the first torsion spring 93, so that the building material can be automatically fixed through the limiting frame 94, meanwhile, the shaft rod 92 further drives the first connecting plate 102 and the second connecting plate 103 to rotate 90 degrees through the wheel disc 101, the first connecting plate 102 can gradually contact with the second top plate 105 in the process of moving upwards, the first connecting plate 102 is forced to rotate 90 degrees downwards, the first connecting plate 102 drives the shaft rod 92 to drive the limiting frame 94 to rotate in the direction far away from the rubber plate 73, so that the building material can be loosened at the appointed floor.

Example 4

On the basis of embodiment 3, as shown in fig. 1 and 8, the device further includes a pushing assembly 11, the pushing assembly 11 includes a magnetic block 111, a connecting rod 112 and a pressing wheel 113, the magnetic block 111 is symmetrically arranged on the front side of the mounting plate 4 left and right through screws, the magnetic block 111 and the sliding plate 6 are attracted to each other, the connecting rod 112 is symmetrically arranged on the upper portion of the mounting base 3 left and right through screws, the pressing wheel 113 is rotatably arranged at the lower end of the connecting rod 112, and the pressing wheels 113 on the left and right sides can be respectively contacted with the inclined surfaces of the side plates 71 on the left and right sides.

An operator starts the servo motor 81, the inclined surface of the side plate 71 is contacted with the pressing wheel 113 in the upward moving process of the side plate 71, the side plate 71 drives the sliding plate 6 to slide backwards along with the force, the sliding plate 6 is separated from the magnetic block 111 in the backward moving process, so that the building materials can be automatically conveyed into a floor when the building materials reach a specified floor, the operator starts the servo motor 81 to rotate reversely, the side plate 71 moves downwards to reset, the inclined surface of the side plate 71 is separated from the pressing wheel 113, the operator pushes the sliding plate 6 forwards, the sliding plate 6 is adsorbed with the magnetic block 111 again in the forward moving process, and the sliding plate 6 can be reset and fixed.

Example 5

On the basis of embodiment 4, as shown in fig. 1, 9 and 10, the sliding guide rail further includes a limiting assembly 12, the limiting assembly 12 includes a rotating shaft 121, a blocking frame 122, a blocking plate 123 and a second torsion spring 125, the rotating shaft 121 penetrates through the rear portion of the sliding plate 6 in a rotating manner, the blocking frame 122 is sleeved on the rotating shaft 121, two second torsion springs 125 are connected between the blocking frame 122 and the sliding plate 6, the second torsion springs 125 are wound outside the rotating shaft 121, the blocking plate 123 is welded to both left and right ends of the rotating shaft 121, a sliding slot 124 is formed in the second guide rail 5, and the blocking plate 123 contacts with the sliding slot 124.

At first, the second torsion spring 125 is in a deformed state, the blocking frame 122 blocks the building material, the sliding plate 6 drives the blocking plate 123 to move backward through the rotating shaft 121 in the process of moving backward, the blocking plate 123 slides backward on the sliding slot 124, when the sliding plate 6 moves backward to a limit position, the blocking plate 123 is separated from the sliding slot 124, the second torsion spring 125 is reset accordingly, the blocking frame 122 drives the blocking plate 123 to rotate clockwise through the rotating shaft 121 under the reset action of the second torsion spring 125, so that the blocking frame 122 can be knocked down when reaching a specified floor, the building material can be taken out, an operator pushes the sliding plate 6 to reset forward, the sliding plate 6 drives the blocking plate 123 to move forward through the rotating shaft 121, the blocking plate 123 can be in contact with the sliding slot 124 again in the process of moving forward, the blocking plate 123 drives the blocking frame 122 to rotate counterclockwise through the rotating shaft 121 accordingly under the force, and the second torsion spring 125 resets accordingly, so that the next building material transferring and fixing operation can be performed.

The above embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a lifting platform for building material shifts, including fixed plate (1), first guide rail (2), sliding sleeve (21), mount pad (3), mounting panel (4), second guide rail (5), slide (6) and spacing (61), fixed plate (1) upside bilateral symmetry formula is equipped with first guide rail (2), be equipped with mount pad (3) between two first guide rail (2) tops, first guide rail (2) lower part slidingtype cover is equipped with sliding sleeve (21), be connected with mounting panel (4) between two sliding sleeve (21), mounting panel (4) upside bilateral symmetry formula is equipped with second guide rail (5), slidingtype cover is equipped with slide (6) between two second guide rail (5), fixed plate (1) rear portion upside is connected with spacing (61), a serial communication port, still including pulling subassembly (7) and lifting unit (8), be provided with pulling subassembly (7) that are used for placing building material on slide (6), be provided with lifting unit (8) that are used for driving building material lift on mount pad (3).

2. The lifting platform for building material transfer according to claim 1, characterized in that the pulling group comprises a side plate (71), a handle (72) and a rubber plate (73), the side plate (71) is arranged on the upper side of the sliding plate (6) in a bilateral symmetry manner, the side plate (71) is arranged with a downward inclined front side, the handle (72) is connected to the rear side of the side plate (71), the rubber plate (73) is connected to the upper side of the sliding plate (6), the rubber plate (73) has a buffering effect, and the rubber plate (73) is located between the two side plates (71).

3. The lifting platform for building material transfer according to claim 2, wherein the lifting mechanism comprises a servo motor (81), a reel (82), a first fixed pulley (83), a second fixed pulley (84), a first rope (85) and a second rope (86), the servo motor (81) is installed on the upper side of the installation seat (3), the servo motor (81) is a power output part, a reel (82) is connected to an output shaft of the servo motor (81), the front sides of the left and right parts of the installation seat (3) are respectively connected with the first fixed pulley (83) and the second fixed pulley (84), the upper side and the lower side of the reel (82) are respectively connected with the first rope (85) and the second rope (86), the first rope (85) bypasses the first fixed pulley (83) and penetrates through the installation seat (3), the first rope (85) is connected with the left sliding sleeve (21), the second rope (86) bypasses the second fixed pulley (84) and penetrates through the installation seat (3), and the second rope (86) is connected with the right sliding sleeve (21).

4. The lifting platform for building material transfer according to claim 3, further comprising a blocking component (9) for blocking the building material, wherein the blocking component (9) comprises a shaft sleeve (91), a shaft rod (92), a first torsion spring (93), a limiting frame (94) and a rubber sleeve (95), the shaft sleeve (91) is connected to one side, away from each other, of the two sliding sleeves (21), the shaft rod (92) is rotatably connected to the shaft sleeve (91), the first torsion spring (93) is connected between the shaft rod (92) and the shaft sleeve (91), the limiting frame (94) for fixing the building material is sleeved on the front portion of the shaft rod (92), and the rubber sleeve (95) is sleeved on the limiting frame (94).

5. The lifting platform for building material transfer according to claim 4, further comprising a material rotating assembly (10) for enabling the limiting frame (94) to automatically loosen materials, wherein the rotating assembly comprises a wheel disc (101), a first connecting plate (102), a second connecting plate (103), a first top plate (104) and a second top plate (105), the wheel disc (101) is sleeved on the rear portion of the shaft rod (92), the first connecting plate (102) is connected to one side, away from the two wheel discs (101), of the two wheel discs (101), the second connecting plate (103) is connected to one side, opposite to the two wheel discs (101), of the fixing plate (1), the first top plate (104) is arranged on the upper side of the rear portion of the fixing plate (1) in a bilateral symmetry mode, the second connecting plate (105) is arranged on the lower side of the rear portion of the mounting seat (3) in a bilateral symmetry mode, and the first connecting plate (102) can be in contact with the second top plate (105) when moving upwards.

6. The lifting platform for building material transfer according to claim 5, further comprising a pushing assembly (11) for automatically moving the sliding plate (6), wherein the pushing assembly (11) comprises a magnetic block (111), a connecting rod (112) and a pressing wheel (113), the magnetic block (111) is symmetrically arranged on the front side of the mounting plate (4) in the left-right direction, the magnetic block (111) and the sliding plate (6) are mutually adsorbed, the connecting rod (112) is symmetrically arranged on the left side and the right side of the upper portion of the mounting seat (3), the pressing wheel (113) is rotatably arranged at the lower end of the connecting rod (112), and the pressing wheels (113) on the left side and the right side can be respectively contacted with the inclined surfaces of the side plates (71) on the left side and the right side.

7. The lifting platform for building material transfer according to claim 6, further comprising a limiting component (12) for further fixing the building material, wherein the limiting component (12) comprises a rotating shaft (121), a blocking frame (122), a blocking plate (123) and a second torsion spring (125), the rotating shaft (121) penetrates through the rear portion of the sliding plate (6) in a rotating manner, the blocking frame (122) is sleeved on the rotating shaft (121), two second torsion springs (125) are connected between the blocking frame (122) and the sliding plate (6), the second torsion spring (125) is wound outside the rotating shaft (121), the blocking plate (123) is connected to both left and right ends of the rotating shaft (121), a sliding groove (124) is formed in the second guide rail (5), and the blocking plate (123) is in contact with the sliding groove (124).

8. An elevator platform for the transfer of building materials according to claim 7, characterised in that the mounting plate (4) is of aluminium alloy.