Small hoisting device for engineering construction

Abstract

The utility model discloses a small hoisting device for engineering construction, which comprises a base, the top of the base is provided with an annular groove, the top of the annular groove is provided with a fixing plate, and the bottom of the fixing plate is provided with a gear groove. According to the device, a rotating motor is started to drive a rotating shaft to rotate, so that a gear is driven to rotate through the rotating shaft, and the gear is in meshed transmission connection with a gear groove, so that a fixing plate can be synchronously driven to rotate in the rotating process of the gear; the angle of the hoisting device can be conveniently and flexibly adjusted by a worker according to actual use requirements in hoisting operation, so that the hoisting direction rotates along with the gear, coverage hoisting in a specified range is realized, the condition of a large number of hoisting dead angles is avoided, and meanwhile, the hoisting device can be applied to hoisting rotation transfer operation under fixed use; the overall operable range of the equipment is enlarged, and through cooperation of an annular groove, a movable rod and a movable block, the lifting direction can be adjusted more stably.

Description

Technical Field

[0001] The utility model belongs to the technical direction of hoisting devices, and specifically relates to a small hoisting device for engineering construction. Background Art

[0002] Architecture, a general term for buildings and structures, is an artificial environment created by humans to meet the needs of social life, using the material and technological means at their disposal, and applying certain scientific and aesthetic principles. Currently, with the accelerating pace of society and the rapid development of various economic projects, the construction industry is also experiencing rapid growth, which has also promoted the development of supporting equipment. Construction often requires the use of large equipment such as cranes.

[0003] The existing technology has the following problems:

[0004] 1. The existing hoisting device structure for construction projects on the market cannot be flexibly adjusted according to needs. During the operation, the entire hoisting device needs to be adjusted and moved, which consumes manpower of the staff;

[0005] 2. The existing hoisting devices for construction projects on the market have a small scope of application and are not stable enough during hoisting operations. Utility Model Content

[0006] The purpose of the utility model is to provide a small-sized lifting device for engineering construction in view of the existing device, so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a small lifting device for engineering construction, comprising a base, an annular groove is provided on the top of the base, a fixing plate is provided on the top of the annular groove, a gear groove is provided on the bottom of the fixing plate, a gear is provided inside the gear groove, and the size of the opening of the gear groove matches that of the gear, and a rotating shaft is fixedly connected to the bottom of the gear.

[0008] A rotating motor is fixedly installed inside the base, the output end of the rotating motor is fixedly connected to the bottom of the rotating shaft, the outer wall of the rotating motor is fixedly connected to a fixed block, the top of the fixed plate is fixedly connected to a first support rod, the outer wall of the first support rod is fixedly connected to a movable rod, and the bottom of the movable rod is fixedly connected to a movable block.

[0009] The utility model further describes that mounting grooves are provided at the four corners of the base, a damper is fixedly installed inside the mounting groove, a shock-absorbing spring is sleeved on the outer wall of the damper, and a universal wheel is fixedly connected to the bottom of the damper.

[0010] By adopting the above-mentioned technical solution, the damper is installed through the mounting groove, and the characteristics between the damper and the shock-absorbing spring are utilized to make the device have good vibration reduction and good buffering performance, thereby alleviating the vibration generated when the universal wheel is pushed to move, and making it more stable during lifting operations.

[0011] The utility model further illustrates that a support plate is fixedly connected to one side of the top of the base, a pneumatic telescopic rod is provided on one side of the bottom of the support plate, and an anti-slip pad is fixedly connected to the bottom of the pneumatic telescopic rod.

[0012] By adopting the above technical solution, the pneumatic telescopic rod is started to move downward, and the device is lifted up to a certain height and off the ground, thereby fixing the position of the device. The friction between the pneumatic telescopic rod and the ground is increased by setting the anti-slip pad, thereby providing stable support force.

[0013] The utility model further describes that a second support rod is provided on the top of the first support rod, a connecting piece is fixedly connected at the connection between the first support rod and the second support rod, and a connecting plate is fixedly installed on one side of the top of the second support rod.

[0014] With the above technical solution, the first support rod and the second support rod in the solution are fixedly connected via a connecting piece, and the provided connecting piece can facilitate the disassembly and installation of the device.

[0015] The utility model further illustrates that a servo motor is fixedly installed on the top of the connecting plate, a first pulley is provided on the top of the connecting plate, and a rope is connected to the outer wall of the first pulley for transmission.

[0016] The above technical solution is adopted, in which the servo motor is started to run, and the servo motor drives the first pulley to rotate, thereby driving the rope to run.

[0017] The utility model further describes that a third support rod is fixedly installed on one side of the second support rod, the top of the third support rod is rotatably connected to a second pulley, and the outside of the second pulley is connected to a rope transmission, and a hoist is provided at the bottom end of the rope.

[0018] The above technical solution is adopted, in which the hoist is driven to perform hoisting operations through the cooperation of the second pulley, the rope and the hoisting machine, and the second pulley is connected to the rope transmission.

[0019] Compared with the prior art, the beneficial effects achieved by the present invention are:

[0020] The utility model provides a small hoisting device for engineering construction, and the device is operated by a starting rotating motor to drive the rotating shaft to rotate, thereby driving the gear to rotate through the rotating shaft. Since the gear is meshed with the gear groove for transmission connection, the fixed plate can be synchronously driven to rotate during the rotation of the gear, which is convenient for workers to flexibly adjust the angle of the hoisting device according to actual use needs during the hoisting operation, so that the hoisting direction follows the rotation of the gear, and the hoisting coverage within the specified range is achieved, avoiding the situation of a large number of hoisting dead angles. At the same time, the hoisting rotation transfer operation under fixed use is applied, thereby increasing the overall operable range of the equipment. Moreover, through the cooperation between the annular groove, the movable rod and the movable block, the adjustment of the hoisting direction can be more stable, meeting the use needs of the user.

[0021] The utility model provides a small hoisting device for engineering construction, and a damper is installed through a set installation groove. By utilizing the characteristics between the damper and the shock-absorbing spring, the device can have good vibration reduction and good buffering performance, so that the vibration generated when the universal wheel is pushed to move is alleviated, which can make the hoisting operation more stable. The pneumatic telescopic rod is started to move downward, and the device is lifted up to a certain height and off the ground, thereby fixing the position of the device. The friction between the pneumatic telescopic rod and the ground is increased by the provision of the anti-slip pad, thereby providing stable supporting force, meeting the user's usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 It is a side structural schematic diagram of the utility model;

[0025] Figure 3 This is a schematic diagram of the top view of the structure of the utility model;

[0026] Figure 4 It is a schematic diagram of the side sectional structure of the utility model;

[0027] Figure 5 It is a rear view partial cross-sectional structural schematic diagram of the utility model.

[0028] In the figure: 1. Base; 2. Annular groove; 3. Fixed plate; 4. Gear; 5. Rotating shaft; 6. Rotating motor; 7. Fixed block; 8. First support rod; 9. Movable rod; 10. Movable block; 11. Mounting groove; 12. Damper; 13. Shock-absorbing spring; 14. Universal wheel; 15. Support plate; 16. Pneumatic telescopic rod; 17. Anti-slip pad; 18. Second support rod; 19. Connector; 20. Connecting plate; 21. Servo motor; 22. First pulley; 23. Rope; 24. Third support rod; 25. Second pulley; 26. Hoisting machine. DETAILED DESCRIPTION

[0029] The following is a non-limiting detailed description of the technical solution of the present invention in conjunction with preferred embodiments and their accompanying drawings. Obviously, the described embodiments are only a portion of the embodiments of the present invention, and not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are also within the scope of protection of the present invention.

[0030] See also Figure 1-5 The utility model provides a technical solution: a small lifting device for engineering construction, including a base 1, an annular groove 2 is opened on the top of the base 1, a fixing plate 3 is set on the top of the annular groove 2, a gear groove is opened on the bottom of the fixing plate 3, a gear 4 is set inside the gear groove, and the size of the opening of the gear groove and the gear 4 match each other, and the bottom of the gear 4 is fixedly connected to a rotating shaft 5.

[0031] A rotating motor 6 is fixedly installed inside the base 1, the output end of the rotating motor 6 is fixedly connected to the bottom of the rotating shaft 5, the outer wall of the rotating motor 6 is fixedly connected to a fixed block 7, the top of the fixed plate 3 is fixedly connected to a first support rod 8, the outer wall of the first support rod 8 is fixedly connected to a movable rod 9, and the bottom of the movable rod 9 is fixedly connected to a movable block 10.

[0032] In this embodiment, by starting the rotating motor 6 to run, the shaft 5 is driven to rotate, and the gear 4 is driven to rotate through the shaft 5. Since the gear 4 is meshed with the gear groove for transmission connection, the fixed plate 3 can be driven to rotate synchronously during the rotation of the gear 4, which is convenient for the staff to flexibly adjust the angle of the lifting device according to actual use requirements during the lifting operation, so that the lifting direction follows the rotation of the gear 4, realizing the coverage of the lifting within the specified range and avoiding the occurrence of a large number of lifting dead angles. At the same time, the lifting rotation transfer operation under fixed use can be used to increase the overall operable range of the equipment, and through the cooperation between the annular groove 2, the movable rod 9 and the movable block 10, the adjustment of the lifting direction can be more stable.

[0033] like Figure 1-5As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, mounting grooves 11 are provided at the four corners of the base 1, a damper 12 is fixedly installed inside the mounting groove 11, a shock-absorbing spring 13 is sleeved on the outer wall of the damper 12, and a universal wheel 14 is fixedly connected to the bottom of the damper 12, a support plate 15 is fixedly connected to the top side of the base 1, a pneumatic telescopic rod 16 is provided on the bottom side of the support plate 15, and an anti-slip pad 17 is fixedly connected to the bottom of the pneumatic telescopic rod 16, a second support rod 18 is provided on the top of the first support rod 8, a connecting piece 19 is fixedly connected at the connection between the first support rod 8 and the second support rod 18, and a connecting plate 20 is fixedly installed on the top side of the second support rod 18.

[0034] In this embodiment, the damper 12 is installed through the mounting groove 11. By utilizing the characteristics between the damper 12 and the shock-absorbing spring 13, the device can have good vibration damping performance and good buffering performance, so that when the universal wheel 14 is pushed to move, the vibration generated is alleviated, which can make the lifting operation more stable. The pneumatic telescopic rod 16 is started to move downward, and the device is lifted up to a certain height and off the ground, thereby fixing the position of the device. The friction between the pneumatic telescopic rod 16 and the ground is increased by the provision of the anti-slip pad 17, thereby providing stable supporting force. The first support rod 8 and the second support rod 18 are fixedly connected by a connecting member 19. The provided connecting member 19 can make the device easy to disassemble and install.

[0035] like Figure 1-5 As shown, based on Example 1, the utility model provides a technical solution: preferably, a servo motor 21 is fixedly installed on the top of the connecting plate 20, a first pulley 22 is provided on the top of the connecting plate 20, the outer wall of the first pulley 22 is transmission-connected with a rope 23, a third support rod 24 is fixedly installed on one side of the second support rod 18, the top of the third support rod 24 is rotatably connected with a second pulley 25, and the outside of the second pulley 25 is transmission-connected with the rope 23, and a hoist 26 is provided at the bottom end of the rope 23.

[0036] In this embodiment, the servo motor 21 is started to run, and the first pulley 22 is driven to rotate by the servo motor 21, thereby driving the rope 23 to run. Through the cooperation of the second pulley 25, the rope 23 and the hoisting machine 26, the second pulley 25 is connected to the rope 23 through transmission, driving the hoisting machine 26 to perform hoisting operations.

[0037] like Figure 1-5As shown, when the user needs to use it, the user starts the rotating motor 6 to drive the rotating shaft 5 to rotate, thereby driving the gear 4 to rotate through the rotating shaft 5. Since the gear 4 is meshed with the gear groove for transmission connection, the fixed plate 3 can be driven to rotate synchronously during the rotation of the gear 4, which is convenient for the staff to flexibly adjust the angle of the lifting device according to actual use needs during the lifting operation, so that the lifting direction follows the rotation of the gear 4, realizing the coverage of the lifting within the specified range, avoiding the situation of a large number of lifting blind spots, and at the same time, the lifting rotation transfer operation under fixed use can be used to increase the overall operability range of the equipment, and Through the cooperation between the annular groove 2, the movable rod 9 and the movable block 10, the damper 12 is installed through the mounting groove 11, and the characteristics between the damper 12 and the shock-absorbing spring 13 are utilized, so that the device can have good vibration reduction and good buffering performance, so that when the universal wheel 14 is pushed to move, the vibration generated is alleviated, which can make the lifting operation more stable, and the pneumatic telescopic rod 16 is started to move downward, and the device is lifted up to a certain height and off the ground, thereby fixing the position of the device. The friction between the pneumatic telescopic rod 16 and the ground is increased by the setting of the anti-slip pad 17, thereby providing stable support force.

[0038] In the description of the present invention, it should be understood that the terms "up", "down", "front", "back", "left", "right", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the present invention.

[0039] Finally, it should be pointed out that the above embodiments are intended only to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art will appreciate that modifications may be made to the technical solutions described in the above embodiments, or that some of the technical features may be replaced with equivalents. Such modifications or replacements do not deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A small-sized lifting device for engineering construction, comprising a base (1), characterized in that: An annular groove (2) is provided on the top of the base (1), a fixing plate (3) is provided on the top of the annular groove (2), a gear groove is provided on the bottom of the fixing plate (3), a gear (4) is provided inside the gear groove, and the opening of the gear groove and the gear (4) are matched in size, and a rotating shaft (5) is fixedly connected to the bottom of the gear (4); A rotating motor (6) is fixedly installed inside the base (1), the output end of the rotating motor (6) is fixedly connected to the bottom of the rotating shaft (5), the outer wall of the rotating motor (6) is fixedly connected to a fixed block (7), the top of the fixed plate (3) is fixedly connected to a first support rod (8), the outer wall of the first support rod (8) is fixedly connected to a movable rod (9), and the bottom of the movable rod (9) is fixedly connected to a movable block (10).

2. A small-sized lifting device for engineering construction according to claim 1, characterized in that: The base (1) is provided with mounting grooves (11) at the four corners thereof, a damper (12) is fixedly installed inside the mounting groove (11), a shock absorbing spring (13) is sleeved on the outer wall of the damper (12), and a universal wheel (14) is fixedly connected to the bottom of the damper (12).

3. A small-sized lifting device for engineering construction according to claim 1, characterized in that: A support plate (15) is fixedly connected to one side of the top of the base (1), a pneumatic telescopic rod (16) is provided on one side of the bottom of the support plate (15), and an anti-slip pad (17) is fixedly connected to the bottom of the pneumatic telescopic rod (16).

4. A small-sized lifting device for engineering construction according to claim 1, characterized in that: A second support rod (18) is provided on the top of the first support rod (8), a connecting piece (19) is fixedly connected to the connection between the first support rod (8) and the second support rod (18), and a connecting plate (20) is fixedly installed on one side of the top of the second support rod (18).

5. A small-sized hoisting device for engineering construction according to claim 4, characterized in that: A servo motor (21) is fixedly mounted on the top of the connecting plate (20), a first pulley (22) is provided on the top of the connecting plate (20), and a rope (23) is connected to the outer wall of the first pulley (22) for transmission.

6. A small-sized hoisting device for engineering construction according to claim 4, characterized in that: A third support rod (24) is fixedly mounted on one side of the second support rod (18); the top of the third support rod (24) is rotatably connected to a second pulley (25); and the outside of the second pulley (25) is transmission-connected to a rope (23); and a hoist (26) is provided at the bottom end of the rope (23).

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