Lifting device with anti-falling stable structure

Abstract

The utility model discloses a lifting device with an anti-falling stable structure, which comprises a lifting device main body, and the lifting device main body comprises a lifting seat and a lifting mechanism arranged on the lifting seat. The hoisting mechanism comprises a mounting frame fixedly mounted on the hoisting seat, a first threaded rod rotationally mounted in the hoisting seat and a second threaded rod rotationally mounted in the mounting frame, the hoisting mechanism further comprises a hoisting table arranged on the second threaded rod, and the hoisting hook is fixedly mounted on the hoisting table; a supporting mechanism is arranged among the mounting frame, the lifting platform and the first threaded rod; the supporting mechanism comprises a first supporting plate, a second supporting plate and a mounting assembly connected with the mounting frame in a sliding mode, the first supporting plate is arranged between the first threaded rod and the mounting assembly, and the second supporting plate is arranged between the lifting table and the mounting assembly. The supporting mechanism with the triangular supporting framework is used for supporting the lifting platform, the overall structure is stable, and safety is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting device's technical field especially relates to a hoisting device with prevent falling stable structure. BACKGROUND

[0002] Construction is the production activity in the implementation phase of engineering construction, is the building process of all kinds of buildings, also can be said that the process of making into the real object in the specified place on the design drawing various lines, it includes foundation engineering construction, main body structure construction, roofing engineering construction and decoration engineering construction etc., in engineering installation construction, when the equipment installation construction of high-rise building is carried out, the hoisting object weight, hoisting height and hoisting site etc.

[0003] The existing hoisting device is unstable when hoisting objects, which can cause the objects to fall off. UTILITY MODEL CONTENTS

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a hoisting device with a stable structure to prevent falling, which uses a support mechanism with a triangular support frame to support the hoisting table, and has a stable overall structure and high safety.

[0005] To achieve the above object, the utility model provides a hoisting device with a stable structure to prevent falling, which comprises a hoisting device main body and a hoisting hook, the hoisting device main body comprises a hoisting seat and a hoisting mechanism arranged on the hoisting seat, the hoisting mechanism comprises a mounting frame fixedly installed on the hoisting seat, a first threaded rod rotatably installed in the hoisting seat, a second threaded rod rotatably installed in the mounting frame, and a driving assembly for driving the first threaded rod and the second threaded rod to rotate, the hoisting mechanism further comprises a hoisting table arranged on the second threaded rod, the hoisting hook is fixedly installed on the hoisting table, and a support mechanism is arranged between the mounting frame and the hoisting table and the first threaded rod, the support mechanism comprises a first support plate, a second support plate and a mounting assembly in sliding connection with the mounting frame, the first support plate is arranged between the first threaded rod and the mounting assembly, and the second support plate is arranged between the hoisting table and the mounting assembly.

[0006] Preferably, the driving assembly comprises a driving motor fixedly installed in the hoisting seat, the output end of the driving motor is fixedly connected with the second threaded rod, and a bevel gear assembly is arranged between the first threaded rod and the second threaded rod.

[0007] Further, one end of the lifting platform is fixedly provided with a threaded mounting block, the threaded mounting block is threadedly connected to the second threaded rod, the bevel gear assembly comprises a driving bevel gear fixedly provided on the second threaded rod and a driven bevel gear engaged with the driving bevel gear, and one end of the first threaded rod is fixedly provided on the driven bevel gear.

[0008] Further, the first threaded rod is threadedly provided with a second hinged seat, one end of the first supporting plate is hinged to the second hinged seat, and the bottom of the lifting platform is slidably provided with a first hinged seat, and one end of the second supporting plate is hinged to the first hinged seat.

[0009] Preferably, the mounting assembly comprises an adjusting seat hinged to one end of the second supporting plate away from the lifting platform and a mounting seat hinged to one end of the first supporting plate away from the lifting platform, the adjusting seat and the mounting seat are fixedly provided with supporting seats and springs between them, and the springs are located between the two supporting seats.

[0010] Further, the bottom of the lifting seat is fixedly provided with mounting racks on both sides, and the adjacent mounting racks are fixedly provided with a bearing plate.

[0011] Compared with the prior art, the lifting device with the anti-falling stable structure has the following beneficial effects:

[0012] I. The driving assembly drives the second threaded rod to rotate, so that the lifting platform is raised, thereby facilitating the lifting and hoisting of the lifting hook.

[0013] II. When the lifting hook is hoisted, the lifting platform can be supported by the supporting mechanism, and the first supporting plate, the lifting seat and the mounting frame, and the second supporting plate, the lifting platform and the mounting frame form a triangular support structure, thereby utilizing the stability of the triangular structure to achieve stable effect, and as the lifting hook moves, the supporting position will also change, thereby being suitable for supporting operation. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creative labor.

[0015] Figure 1 It is a front view of the lifting device with the anti-falling stable structure of the present application.

[0016] Figure 2The utility model discloses a lifting device with anti -drop stable structure's bottom structure schematic drawing.

[0017] Figure 3 The utility model discloses a lifting device with anti -drop stable structure's drive assembly's structure schematic drawing.

[0018] Figure 4 The utility model discloses a lifting device with anti -drop stable structure's bevel gear assembly's structure schematic drawing.

[0019] Figure 5 The utility model discloses a lifting device with anti -drop stable structure's mounting assembly's structure schematic drawing.

[0020] Fig. 1, lifting device main part;2, hoisting seat;3, hoisting mechanism;5, support mechanism;6, mounting frame;7, hoisting hook;41, first threaded rod;42, mounting frame;43, second threaded rod;44, threaded mounting block;45, hoisting table;46, drive assembly;47, drive motor;48, bevel gear assembly;481, driving bevel gear;482, driven bevel gear;51, first support plate;52, second support plate;53, first hinged seat;55, mounting assembly;56, second hinged seat;551, adjusting seat;552, mounting seat;553, support seat;554, spring;61, bearing plate. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the utility model.

[0022] Below, refer to Figures 1-5 The lifting device with anti -drop stable structure of the utility model is explained in detail.

[0023] Embodiment one

[0024] Refer to Figure 1 , 2The lifting device with anti-falling stability structure of the embodiment includes a lifting device body 1 and a lifting hook 7, the lifting device body 1 includes a lifting seat 2 and a lifting mechanism 3 arranged on the lifting seat 2, the lifting mechanism 3 includes a mounting frame 42 fixedly mounted on the lifting seat 2, the lifting mechanism 3 further includes a first threaded rod 41 rotatably mounted in the lifting seat 2 and a second threaded rod 43 rotatably mounted in the mounting frame 42, the lifting mechanism 3 further includes a driving assembly 46 for driving the first threaded rod 41 and the second threaded rod 43 to rotate, and the lifting mechanism 3 further includes a lifting platform 45 arranged on the second threaded rod 43, and the lifting hook 7 is fixedly mounted on the lifting platform 45.

[0025] The driving assembly 46 includes a driving motor 47 fixedly mounted in the lifting seat 2, the output end of the driving motor 47 is fixedly connected with the second threaded rod 43, the first threaded rod 41 and the second threaded rod 43 are provided with a bevel gear assembly 48, the lifting seat 2 is a moving chamber, and the first threaded rod 41 is located in the moving chamber. The driving assembly 46 is fixedly mounted at one end of the moving chamber, one end of the lifting platform 45 is fixedly mounted with a threaded mounting block 44, the threaded mounting block 44 is threadedly connected with the second threaded rod 43, the threaded mounting block 44 passes through an opening of the mounting frame 42, and the opening has a limiting effect on the threaded mounting block 44 through the modeling of the mounting frame 42, so that the normal movement of the threaded mounting block 44 is ensured.

[0026] In addition, the mounting frame 42, the lifting platform 45 and the first threaded rod 41 are provided with a supporting mechanism 5. The supporting mechanism 5 includes a first supporting plate 51, a second supporting plate 52 and a mounting assembly 55 in sliding connection with the mounting frame 42, the first supporting plate 51 is arranged between the first threaded rod 41 and the mounting assembly 55, and the second supporting plate 52 is arranged between the lifting platform 45 and the mounting assembly 55. Through the arrangement, a triangular supporting structure is formed between the first supporting plate 51, the lifting seat 2 and the mounting frame 42 and between the second supporting plate 52, the lifting platform 45 and the mounting frame 42, so that the stability of the triangular structure can be utilized to achieve a stable effect.

[0027] In the utility model, the bevel gear assembly 48 includes a driving bevel gear 481 fixedly installed on the second threaded rod 43 and a driven bevel gear 482 engaged with the driving bevel gear 481, one end of the first threaded rod 41 is fixedly installed on the driven bevel gear 482, the second hinged seat 56 is threadedly connected to the first threaded rod 41, one end of the first supporting plate 51 is hinged to the second hinged seat 56, the other end of the first supporting plate 51 is hinged to the mounting assembly 55, and the mounting assembly 55 is slidingly installed at the opening of the mounting frame 42.

[0028] In addition, the mounting racks 6 are fixedly installed at the bottom of the lifting seat 2, the bearing plates 61 are fixedly installed between adjacent mounting racks 6, when the lifting hooks 7 lift heavy objects, in order to ensure stability, the weight of the bottom of the lifting seat 2 needs to be strengthened, the counterweight device is placed on the bearing plate 61 to increase the weight of the lifting seat 2, and the counterweight device can be a sandbag on a construction site.

[0029] The working principle of the lifting device with the anti-falling stable structure based on example one is as follows: in use, the objects are lifted by the lifting hooks 7, when lifting, the driving motor 47 is started, the output end of the driving motor 47 drives the second threaded rod 43 to rotate, when the second threaded rod 43 rotates, the threaded mounting block 44 moves on the second threaded rod 43, the threaded mounting block 44 moves upwards to drive the lifting platform 45 to move, so that the lifting hooks 7 move to complete the lifting work.

[0030] When the weight of the objects to be lifted is large, in order to ensure stability, the weight of the bottom of the lifting seat 2 needs to be strengthened, the counterweight device is placed on the bearing plate 61 to increase the weight of the lifting seat 2, and the counterweight device can be a sandbag on a construction site.

[0031] Example two

[0032] Reference Figures 1-5 Based on example one, the mounting assembly 55 includes the adjusting seat 551 hinged to one end of the second supporting plate 52 away from the lifting platform 45, the mounting seat 552 hinged to one end of the first supporting plate 51 away from the lifting seat 2, the supporting seat 553 and the spring 554 are fixedly installed between the adjusting seat 551 and the mounting seat 552, and the spring 554 is located between the two supporting seats 553.

[0033] In the embodiment, when the second threaded rod 43 rotates in the lifting process of the lifting hook 7, the rotation of the second threaded rod 43 will be brought about by the bevel gear assembly 48, so that the second hinged seat 56 moves on the first threaded rod 41, the second hinged seat 56 pushes the first support plate 51 to slide in the lifting seat 2, the movement of the first support plate 51 drives the movement of the mounting assembly 55 and the second support plate 52, so that the first hinged seat 53 moves on the lifting platform 45, and the first support plate 51, the lifting seat 2 and the mounting frame 42 and the second support plate 52, the lifting platform 45 and the mounting frame 42 form a triangular support structure, so that the stability of the triangular structure can be used to achieve a stable effect.

[0034] In the description of the present application, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0035] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can understand the transformation or replacement within the technical range disclosed by the present application, which should be covered within the scope of the present application.

Claims

1. A lifting device having a fall-preventing stable structure, comprising a lifting device main body (1) and a lifting hook (7), characterized in that: The lifting device body (1) comprises a lifting seat (2) and a lifting mechanism (3) arranged on the lifting seat (2); The lifting mechanism (3) comprises a mounting frame (42) fixedly mounted on the lifting seat (2), a first threaded rod (41) rotatably mounted in the lifting seat (2), a second threaded rod (43) rotatably mounted in the mounting frame (42), and a driving assembly (46) for driving the first threaded rod (41) and the second threaded rod (43) to rotate; The lifting mechanism (3) further comprises a lifting table (45) arranged on the second threaded rod (43), and the lifting hook (7) is fixedly mounted on the lifting table (45), and the mounting frame (42) and the lifting table (45) and the first threaded rod (41) are provided with a supporting mechanism (5) therebetween. The supporting mechanism (5) comprises a first supporting plate (51), a second supporting plate (52) and a mounting assembly (55) slidably connected with the mounting frame (42), the first supporting plate (51) is arranged between the first threaded rod (41) and the mounting assembly (55), and the second supporting plate (52) is arranged between the lifting table (45) and the mounting assembly (55).

2. The lifting device having a fall-preventing stabilizing structure according to claim 1, characterized by, The driving assembly (46) comprises a driving motor (47) fixedly mounted in the lifting seat (2), the output end of the driving motor (47) is fixedly connected with the second threaded rod (43), and the first threaded rod (41) and the second threaded rod (43) are provided with a bevel gear assembly (48) therebetween.

3. The lifting device with a fall-preventing stabilizing structure according to claim 2, characterized in that, One end of the lifting table (45) is fixedly provided with a threaded mounting block (44), and the threaded mounting block (44) is threadedly connected with the second threaded rod (43); The bevel gear assembly (48) comprises a driving bevel gear (481) fixedly mounted on the second threaded rod (43) and a driven bevel gear (482) engaged with the driving bevel gear (481), and one end of the first threaded rod (41) is fixedly mounted on the driven bevel gear (482).

4. The lifting device having a fall-preventing stabilizing structure according to claim 1, characterized by, The first threaded rod (41) is threadedly connected with a second hinged seat (56), one end of the first supporting plate (51) is hinged with the second hinged seat (56); The bottom of the lifting table (45) is slidably provided with a first hinged seat (53), and one end of the second supporting plate (52) is hinged with the first hinged seat (53).

5. The lifting device with a fall-preventing stabilizing structure according to claim 4, characterized in that, The mounting assembly (55) comprises an adjusting seat (551) hinged with one end of the second supporting plate (52) away from the lifting table (45), and a mounting seat (552) hinged with one end of the first supporting plate (51) away from the lifting seat (2), the supporting seat (553) and the spring (554) are fixedly mounted between the adjusting seat (551) and the mounting seat (552), and the spring (554) is located between the two supporting seats (553).

6. The lifting device having a fall-preventing stabilizing structure according to claim 1, wherein The bottom of the lifting seat (2) is fixedly provided with mounting racks (6) on both sides, and the adjacent mounting racks (6) are fixedly provided with a bearing plate (61).

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