Tray type lifting device for building construction

Abstract

The utility model discloses a tray type lifting device for building construction, which comprises a vertical lifting mechanism, the vertical lifting mechanism comprises a cross beam frame, lifting support frames are mounted on two sides of the cross beam frame, rotating columns are arranged on the upper sides and the lower sides of the lifting support frames, gears are mounted on the left sides and the right sides of the rotating columns, and a chain is connected between the gears on the upper sides and the lower sides. A plurality of tray lifting plates are installed between the chains on the left side and the right side and evenly arranged on the chains, air cylinder fixing bases are installed on the upper side and the lower side of the lifting supporting frame, air cylinders are installed in the air cylinder fixing bases, the power output ends of the air cylinders are connected with inserting pieces, and matched tooth grooves are formed in the positions, corresponding to the gears, of the inserting pieces. A power output mechanism is installed on the top of the right lifting supporting frame and connected with one side of the rotating column, linkage gears are arranged on the tops of the left lifting supporting frame and the right lifting supporting frame and installed on the outer side of the upper rotating column, and a linkage chain is connected between the linkage gears on the two sides.

Description

Technical Field

[0001] The utility model belongs to the technical field of building construction, and in particular relates to a tray-type lifting device for building construction. Background Art

[0002] Construction refers to production activities during the implementation phase of construction projects. It is the process of building various types of buildings. It can also be said to be the process of turning various lines on the design drawings into physical objects at designated locations. It includes foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction, etc. With the rapid development of the construction industry, lifting devices are often needed during the construction process. Materials are transported by lifting devices carrying pallets. However, the existing lifting devices have a relatively simple structure and cannot be used continuously. They can only be transported up and down once. The efficiency of use is not high. Once the lifting motor fails or the power is suddenly cut off, the pallet will fall down under the influence of gravity, which poses a great safety hazard. Utility Model Content

[0003] In view of the problems raised by the above background technology, the purpose of the utility model is to provide a pallet-type lifting device for construction.

[0004] In order to achieve the above technical purpose, the technical solution adopted by the utility model is as follows:

[0005] A pallet-type lifting device for construction, comprising a vertical lifting mechanism, the vertical lifting mechanism comprising a crossbeam frame, a lifting support frame is installed on the left and right sides of the crossbeam frame, a rotating column is provided on the upper and lower sides of the lifting support frame, bearings are installed on the left and right ends of the rotating column, the bearings are installed in the lifting support frame, gears are installed on the left and right sides of the rotating column, chains are connected between the gears on the upper and lower sides, a plurality of pallet lifting plates are installed between the chains on the left and right sides, and the plurality of pallet lifting plates are evenly arranged on the chains, a cylinder fixing seat is installed on the upper and lower sides of the lifting support frame, a cylinder is installed in the cylinder fixing seat, a plug-in is connected to the power output end of the cylinder, and the plug-in is provided with a matching tooth groove at the corresponding gear, a power output mechanism is installed on the top of the lifting support frame on the right side, and the power output mechanism is connected to one side of the rotating column, a linkage gear is provided on the top of the lifting support frames on the left and right sides, the linkage gear is installed on the outer side of the rotating column on the upper side, and a linkage chain is connected between the linkage gears on both sides.

[0006] It is further defined that a feeding mechanism is provided at the bottom of the vertical lifting mechanism, and a discharging mechanism is provided at one side of the top of the vertical lifting mechanism, and the feeding mechanism and the discharging mechanism have the same structure, and are both composed of a conveyor frame, a plurality of conveyor rollers and a conveyor belt. Such a structural design facilitates the vertical lifting mechanism to carry out loading and discharging transportation.

[0007] It is further defined that the power output mechanism includes a lifting motor installed on the top of the lifting support frame on the right side, the power output end of the lifting motor is connected to a driving gear, the driving gear is linked to a driving chain, the other side of the driving chain is connected to a driven gear, the driven gear is connected to a coupling, and the coupling is connected to the inner side of the rotating column on the upper side. Such a structural design can provide stable power for use.

[0008] The invention further includes a tray, wherein the tray is a rectangular tray with a hollow interior and an opening at the top, and tray handles are provided on both sides of the tray. Such a structural design facilitates lifting the tray for ascending transportation.

[0009] It is further defined that the top of the tray is provided with a cover plate, the bottom of the cover plate is provided with a buffer pad, the two sides of the cover plate are provided with connecting plates, the bottom of the connecting plate is connected with an assembly block, the tray handle is provided with an assembly groove at the corresponding assembly block, the assembly block can be slidably installed in the assembly groove, the tray handle is provided with a plurality of positioning pins, the assembly block is provided with a pin hole at the corresponding positioning pin, and the inner side of the positioning pin is installed in the pin hole. Such a structural design can play a protective effect when the tray transports precious or delicate items, reduce damage, and prevent them from falling from the tray.

[0010] The beneficial effects of the utility model are as follows: the utility model drives the pallet lifting plate to perform uninterrupted movement through the chain, so that the pallet lifting plate can continuously drive the pallet for transportation, which greatly improves the transportation efficiency and satisfies the effect of continuous use. In addition, through the coordinated use of the cylinder, the connector, the tooth groove and the gear, when the power output mechanism fails or the power is suddenly cut off, the rotating column loses power, and the cylinder can push the connector to move toward the gear until the tooth groove on the connector cooperates with the gear, thereby limiting the gear and preventing the gear from falling, thereby improving the safety of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The present invention can be further described by the non-limiting embodiments given in the accompanying drawings;

[0012] Figure 1 This is a schematic structural diagram of a tray-type lifting device for building construction according to an embodiment of the utility model;

[0013] Figure 2 This is a schematic cross-sectional structure diagram of a tray-type lifting device for building construction according to an embodiment of the utility model;

[0014] Figure 3 This is a schematic cross-sectional structure diagram of a power output mechanism of a tray-type lifting device for building construction according to an embodiment of the utility model;

[0015] The main component symbols are described as follows:

[0016] Vertical lifting mechanism 1, crossbeam frame 2, lifting support frame 3, rotating column 4, bearing 5, gear 6, chain 7, pallet lifting plate 8, cylinder fixing seat 9, cylinder 10, connector 11, tooth groove 12, linkage gear 13, linkage chain 14, feeding mechanism 15, discharging mechanism 16, conveyor frame 17, several conveyor rollers 18, conveyor belt 19, power output mechanism 20, lifting motor 21, driving gear 22, driving chain 23, driven gear 24, coupling 25, pallet 26, pallet handle 27, cover plate 28, buffer pad 29, connecting plate 30, assembly block 31, positioning pin 32. DETAILED DESCRIPTION

[0017] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Embodiment 1, as Figure 1 and Figure 2 As shown, a pallet-type lifting device for construction, the vertical lifting mechanism 1 includes a crossbeam frame 2, a lifting support frame 3 is installed on the left and right sides of the crossbeam frame 2, a rotating column 4 is arranged on the upper and lower sides of the lifting support frame 3, bearings 5 ​​are installed on the left and right ends of the rotating column 4, the bearings 5 ​​are installed in the lifting support frame 3, gears 6 are installed on the left and right sides of the rotating column 4, chains 7 are connected between the gears 6 on the upper and lower sides, a plurality of pallet lifting plates 8 are installed between the chains 7 on the left and right sides, and the plurality of pallet lifting plates 8 are evenly arranged on the chains 7, and the lifting support frame 3 is installed with a cylinder fixing seat 9 on the upper and lower sides, a cylinder 10 is installed in the cylinder fixing seat 9, a plug-in connector 11 is connected to the power output end of the cylinder 10, and the plug-in connector 11 is provided with a matching tooth groove 12 at the corresponding gear 6. A power output mechanism 20 is installed on the top of the right lifting support frame 3, and the power output mechanism 20 is connected to one side of the rotating column 4. A linkage gear 13 is provided on the top of the left and right lifting support frames 3, and the linkage gear 13 is installed on the outer side of the upper rotating column 4. A linkage chain 14 is connected between the linkage gears 13 on both sides.

[0019] In this embodiment, when in use, by starting the power output mechanism 20, the power output mechanism 20 drives the right rotating column 4 to rotate, and the right rotating column 4 drives the right linkage gear 13 when rotating, so that the right linkage gear 13 drives the linkage chain 14, and the linkage chain 14 drives the left linkage gear 13 to rotate, and the left linkage gear 13 drives the left rotating column 4 to rotate, so that the rotating columns 4 on both sides can achieve synchronous rotation, so that the rotating columns 4 on both sides drive the gear 6 to rotate along the bearing 5, so that the gear 6 can drive the chain 7, and the chain 7 drives the bottom rotating column 4 to rotate, so that The chain 7 can drive the pallet lifting plate 8 to move, so that the pallet lifting plate 8 can lift the pallet to move up and down, and when one group of pallet lifting plates 8 lifts the pallet to move, the other group of pallet lifting plates 8 waits for the pallet, thereby achieving continuous and uninterrupted working effect and improving efficiency. When the power output mechanism 20 fails or the power is suddenly cut off, the rotating column 4 loses power. At this time, the cylinder 10 starts, so that the cylinder 10 pushes the connector 11 to move toward the gear 6 until the tooth groove 12 on the connector 11 cooperates with the gear 6, which has a limiting effect on the gear 6 to prevent falling and improve the safety of use.

[0020] Embodiment 2, as Figure 1 and Figure 2 As shown, this embodiment adds the following structure on the basis of Embodiment 1: a feeding mechanism 15 is provided at the bottom of the vertical lifting mechanism 1, and a discharging mechanism 16 is provided on the top side of the vertical lifting mechanism 1. The feeding mechanism 15 and the discharging mechanism 16 have the same structure, and are both composed of a conveyor frame 17, a plurality of conveying rollers 18 and a conveyor belt 19.

[0021] In this embodiment, during operation, the pallet is automatically transported into the vertical lifting mechanism 1 by the feeding mechanism 15, and then the pallet is driven to move upward by the vertical lifting mechanism 1. After moving to the specified position, the operator takes the pallet on the vertical lifting mechanism 1 out to the discharging mechanism 16, and finally the pallet is output by the discharging mechanism 16, thereby achieving the effect of automatic loading and unloading transportation.

[0022] Embodiment 3, as Figure 3 As shown, this embodiment adds the following structure on the basis of embodiment 1, the power output mechanism 20 includes a lifting motor 21 installed on the top of the right lifting support frame 3, the power output end of the lifting motor 21 is connected to a driving gear 22, the driving gear 22 is linked to a driving chain 23, the other side of the driving chain 23 is connected to a driven gear 24, the driven gear 24 is connected to a coupling 25, and the coupling 25 is connected to the inner side of the upper rotating column 4. Such a structural design can provide stable power for use.

[0023] In this embodiment, when in use, the lifting motor 21 provides stable power to drive the driving gear 22 to rotate, the driving gear 22 drives the driving chain 23, the driving chain 23 drives the driven gear 24, and the driven gear 24 drives the coupling 25, so that the coupling 25 drives the rotating column 4 on the right to rotate, and then the rotating column 4 on the right can drive the rotating column 4 on the left to perform synchronous rotation through the linkage gear 13 and the linkage chain 14.

[0024] Embodiment 4, as Figure 2 As shown, this embodiment adds the following structure on the basis of embodiment 1, and also includes a tray 26. The tray 26 is a rectangular tray with a hollow interior and an opening on the top, and tray handles 27 are provided on both sides of the tray.

[0025] In this embodiment, when in use, the chain 7 drives the pallet lifting plate 8 to move. When the pallet lifting plate 8 moves to the bottom of the pallet handles 27 on both sides of the pallet 26, the pallet lifting plate 8 will lift the pallet handles 27, so that the pallet handles 27 can drive the pallet 26 to move upward for upward transportation.

[0026] Embodiment 5, as Figure 2 As shown, this embodiment adds the following structure on the basis of embodiment 1: a cover plate 28 is provided on the top of the tray 26, a buffer pad 29 is provided on the bottom of the cover plate 28, connecting plates 30 are installed on both sides of the cover plate 28, and an assembly block 31 is connected to the bottom of the connecting plate 30. The tray handle 27 is provided with an assembly groove corresponding to the assembly block 31, and the assembly block 31 can be slidably installed in the assembly groove. The tray handle 27 is installed with a plurality of positioning pins 32, and the assembly block 31 is provided with a pin hole corresponding to the positioning pin 32, and the inner side of the positioning pin 32 is installed in the pin hole.

[0027] In this embodiment, when it is necessary to place precious or delicate items in the tray 26 for transportation, the cover plate 28 is placed on the top of the tray 26, and the buffer pad 29 at the bottom of the cover plate 28 is inserted into the opening at the top of the tray 26. At the same time, the assembly blocks 31 on both sides of the tray 26 are inserted into the assembly grooves in the tray handle 27, and the positioning pins 32 are inserted into the outer side of the tray handle 27. The positioning pins 32 pass through the pin holes of the assembly blocks 31, thereby fixing the cover plate 28, so that during subsequent transportation, the items inside the tray 26 can be protected and reduced from damage, and the items inside can be prevented from falling from the tray 26.

[0028] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or change the above embodiments without violating the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the relevant technical field without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. A pallet-type lifting device for construction, characterized in that: The invention comprises a vertical lifting mechanism (1), wherein the vertical lifting mechanism (1) comprises a crossbeam frame (2), a lifting support frame (3) is installed on the left and right sides of the crossbeam frame (2), a rotating column (4) is arranged on the upper and lower sides of the lifting support frame (3), bearings (5) are installed on the left and right ends of the rotating column (4), and the bearings (5) are installed in the lifting support frame (3), gears (6) are installed on the left and right sides of the rotating column (4), chains (7) are connected between the gears (6) on the upper and lower sides, and a plurality of pallet lifting plates (8) are installed between the chains (7) on the left and right sides, and the plurality of pallet lifting plates (8) are evenly arranged on the chains (7), and the lifting support frame (3) Cylinder fixing seats (9) are installed on the upper and lower sides, and a cylinder (10) is installed in the cylinder fixing seat (9). The power output end of the cylinder (10) is connected to a plug-in connector (11), and the plug-in connector (11) is provided with a matching tooth groove (12) at the corresponding gear (6). A power output mechanism (20) is installed on the top of the right lifting support frame (3), and the power output mechanism (20) is connected to one side of the rotating column (4). Linkage gears (13) are provided on the tops of the left and right lifting support frames (3), and the linkage gears (13) are installed on the outer side of the rotating column (4) on the upper side. A linkage chain (14) is connected between the linkage gears (13) on both sides.

2. A pallet-type lifting device for construction according to claim 1, characterized in that: A feeding mechanism (15) is provided at the bottom of the vertical lifting mechanism (1), and a discharging mechanism (16) is provided at one side of the top of the vertical lifting mechanism (1). The feeding mechanism (15) and the discharging mechanism (16) have the same structure, and both are composed of a conveying frame (17), a plurality of conveying rollers (18) and a conveying belt (19).

3. A pallet type lifting device for construction according to claim 2, characterized in that: The power output mechanism (20) comprises a lifting motor (21) installed on the top of the lifting support frame (3) on the right side, the power output end of the lifting motor (21) is connected to a driving gear (22), the driving gear (22) is linked to a driving chain (23), the other side of the driving chain (23) is connected to a driven gear (24), the driven gear (24) is connected to a coupling (25), and the coupling (25) is connected to the inner side of the rotating column (4) on the upper side.

4. A pallet type lifting device for construction according to claim 3, characterized in that: It also comprises a tray (26), wherein the tray (26) is a rectangular tray with a hollow interior and an opening at the top, and tray handles (27) are provided on both sides of the tray.

5. A pallet-type lifting device for construction according to claim 4, characterized in that: The top of the tray (26) is provided with a cover plate (28), the bottom of the cover plate (28) is provided with a buffer pad (29), connecting plates (30) are installed on both sides of the cover plate (28), the bottom of the connecting plate (30) is connected with an assembly block (31), the tray handle (27) is provided with an assembly groove at a position corresponding to the assembly block (31), the assembly block (31) can be slidably installed in the assembly groove, the tray handle (27) is installed with a plurality of positioning pins (32), the assembly block (31) is provided with a pin hole at a position corresponding to the positioning pin (32), and the inner side of the positioning pin (32) is installed in the pin hole.

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