Elevator for building engineering construction

Abstract

The utility model provides an elevator for constructional engineering construction, which comprises a main frame assembly and a plurality of extension mechanisms, the main frame assembly comprises a detachable vertical frame, a bottom plate and a top frame; the vertical frame is transversely expanded by moving the extension platform, and one side of the extension platform is lapped on the building operation platform or the building windowsill, so that the building operation platform or the building windowsill is utilized to provide supporting force for one side of the extension platform; materials needing to be lifted are stored through the bearing mechanism, then the lifting mechanism drives the bearing mechanism to move upwards so that the materials can be lifted to the designated height, and then the materials are transferred to the extension table through the bearing mechanism in a horizontal moving mode; the extension table is matched with the vertical frame and a building operation platform or a building windowsill to support materials, the overall stability of the elevator in the horizontal moving process of the materials is guaranteed, and the safety during construction is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a hoist, concretely for hoist for construction engineering construction belongs to construction engineering material hoisting technical field. BACKGROUND

[0002] Material hoisting is a key link in construction engineering construction, mainly through adopting various hoisting equipment to transport the equipment, tools and building materials required for construction from the ground to the different height or floor of the building, which can effectively reduce the physical labor of workers carrying heavy objects, reduce labor intensity, and greatly improve the construction progress and shorten the engineering cycle.

[0003] Patent document CN219771698U discloses a kind of construction engineering material hoist, including base body and setting on the surface of the base body lifting body and setting in the inside of the lifting body U-shaped plate, still including setting on the surface of the U-shaped plate sliding assembly, the sliding assembly includes the load-bearing box of sliding connection in the inside of the U-shaped plate and the rectangular bar of symmetric setting on the surface of the load-bearing box and the U-shaped block one of symmetric fixed connection in the bottom surface of the load-bearing box;The hoist can be moved horizontally after being lifted to the required height by the cooperation of load-bearing box and U-shaped block one and other components, so that the material can be directly fed into the work platform, avoiding the risk of workers reaching out of the work platform, and the load-bearing box can be pulled out of the U-shaped plate after the material is lifted to the required height by the cooperation of rectangular block two and screw rod three and other components, and the load-bearing box is easily moved on the work platform by the trundle;But the lifting body does not have a counterweight structure matched with the load-bearing box, or a support structure connected with the work platform, so that when the load-bearing box moves horizontally, the center of the hoist as a whole will inevitably deviate, affecting the stability of the hoist as a whole and the safety during construction, therefore, a hoist for construction engineering construction is proposed. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model provides a hoist for construction engineering construction to solve or alleviate the technical problems existing in the prior art, at least to provide beneficial choices.

[0005] The technical scheme of the utility model embodiment is realized as follows: a hoist for construction engineering construction, comprising a main frame assembly and a plurality of extension mechanisms, the main frame assembly comprising a detachable stand, a bottom plate and a top frame;

[0006] The bottom plate is fixedly connected to the bottom of the stand, the top frame is fixedly connected to the top of the stand, the plurality of extension mechanisms are all installed on one side of the stand, the upper surface of the top frame is provided with a lifting mechanism, and the inner side wall of the stand is slidably connected with a load-bearing mechanism.

[0007] The extension mechanism is used for transverse expansion of the stand and is placed on a building operation platform or a building window sill; each of the extension mechanisms comprises an extension table and an extension frame; the extension frame is fixedly connected to one side of the stand, and one side of the extension table is hingedly connected to the inner side wall of the extension frame;

[0008] The lifting mechanism is used for driving the bearing mechanism to lift;

[0009] The bearing mechanism is used for accommodating materials and transferring the materials to the extension table by horizontal movement.

[0010] Further preferably, each of the extension mechanisms further comprises two first hydraulic push rods, two connecting blocks and a plurality of rollers;

[0011] The two connecting blocks are fixedly connected to one side of the stand, one end of each of the two first hydraulic push rods is hingedly connected to the inner side wall of each of the two connecting blocks, one end of the piston rod of each of the two first hydraulic push rods is hingedly connected to the bottom of the extension table, and each of the plurality of rollers is rotatably connected to the inner side wall of the extension table.

[0012] Further preferably, the lifting mechanism comprises a limiting frame, two synchronous motors, four rotating rollers, two central shafts and four steel wires;

[0013] The limiting frame is fixedly connected to the upper surface of the top frame, each of the two synchronous motors is mounted to the outer side of the limiting frame, the inner side wall of each of the four rotating rollers is fixedly connected to the outer side wall of each of the two central shafts, the outer side wall of each of the two central shafts is rotatably connected to the inner side wall of the limiting frame, one end of each of the two synchronous motors is fixedly connected to one end of each of the two central shafts, and one end of each of the four steel wires is wound around the outer side wall of each of the four rotating rollers.

[0014] Further preferably, the bearing mechanism comprises a lifting frame, a storage rack, a door body, two storage grooves and two second hydraulic push rods;

[0015] The door body is hingedly connected to one side of the storage rack, the lifting frame is slidingly connected to the inner side wall of the stand, the storage rack is slidingly connected to the inner side wall of the lifting frame, and one end of each of the four steel wires, away from the rotating roller, penetrates through the top frame and is fixedly connected to the upper surface of the lifting frame.

[0016] Further preferably, each of the two storage grooves is formed in the bottom of the storage rack, one end of each of the two second hydraulic push rods is mounted to one side of the inner side wall of each of the two storage grooves, and one end of each of the two second hydraulic push rods is hingedly connected to one side of the inner side wall of the lifting frame.

[0017] Further preferably, the outer side walls of the two second hydraulic push rods are fixedly connected with a plurality of fixing ears, and the top portions of the plurality of fixing ears are fixedly connected to the top portions of the inner side walls of the two storage grooves, respectively.

[0018] Further preferably, the outer side walls of the two second hydraulic push rods are fixedly connected with a plurality of fixing ears, and the top portions of the plurality of fixing ears are fixedly connected to the top portions of the inner side walls of the two storage grooves, respectively.

[0019] Further preferably, the outer side walls of the two second hydraulic push rods are fixedly connected with a plurality of fixing ears, and the top portions of the plurality of fixing ears are fixedly connected to the top portions of the inner side walls of the two storage grooves, respectively.

[0020] The embodiment of the utility model has the following advantages by adopting the above technical scheme: the utility model discloses a movable extension table is used for the transverse extension of the stand, and one side of the extension table is placed on the building operation platform or the building windowsill, so as to provide support for the side of the extension table by the building operation platform or the building windowsill, when the material needs to be lifted, the material that needs to be lifted is stored by the bearing mechanism, then the bearing mechanism is driven to move upward by the lifting mechanism, so as to lift the material to the specified height, then the material is transferred to the extension table by the bearing mechanism by horizontal movement, so as to support the material by the extension table, the stand and the building operation platform or the building windowsill, the stability of the whole lifting machine during the horizontal movement of the material is ensured, and the safety during construction is improved.

[0021] The above summary is only for the purpose of the description and does not limit in any way. In addition to the above described illustrative aspects, embodiments and features, further aspects, embodiments and features of the utility model will be readily apparent from the drawings and the following detailed description. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0023] Figure 1 The structural diagram of the utility model;

[0024] Figure 2 The sectional structure schematic diagram of the first visual angle of the utility model;

[0025] Figure 3 The sectional structure schematic diagram of the second visual angle of the utility model;

[0026] Figure 4 Figure 2 is a side view of the lifting frame of the utility model;

[0027] Figure 5 Figure 3 is a cross-sectional view of the lifting frame of the utility model;

[0028] Figure 6 Figure 4 is a bottom view of the storage rack of the utility model.

[0029] Reference signs: 1, main frame assembly; 2, extension mechanism; 3, lifting mechanism; 4, bearing mechanism; 101, stand; 102, bottom plate; 103, top frame; 201, extension table; 202, first hydraulic push rod; 203, extension frame; 204, connecting block; 205, roller; 301, limiting frame; 302, synchronous motor; 303, rotating roller; 304, center shaft; 305, steel wire rope; 401, lifting frame; 402, storage rack; 403, door body; 404, storage groove; 405, second hydraulic push rod; 51, fixed lug; 52, sliding block; 53, sliding groove; 54, guide groove; 55, guide rail. DETAILED DESCRIPTION

[0030] In the following, only certain exemplary embodiments are simply described. As those skilled in the art can recognize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the utility model. Therefore, the drawings and the description are considered to be exemplary in nature rather than limiting.

[0031] It should be noted that the terms "first", "second", "symmetric", "array" and the like are only used for distinguishing description and position description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "symmetric" and the like can explicitly or implicitly include one or more of the features; similarly, for some features that are not limited in number by the words "two", "three" and the like, it should be noted that the features also belong to explicitly or implicitly including one or more feature numbers.

[0032] The embodiments of the utility model will be described in detail below in combination with the drawings.

[0033] As shown in Figures 1-6 The utility model embodiment provides a hoist for construction engineering construction, including main frame assembly 1 and a plurality of extension mechanism 2, main frame assembly 1 includes detachable stand 101, bottom plate 102 and top frame 103;

[0034] The bottom plate 102 is fixedly connected to the bottom of the stand 101, the top stand 103 is fixedly connected to the top of the stand 101, the plurality of extension mechanisms 2 are all installed on one side of the stand 101, the upper surface of the top stand 103 is provided with the lifting mechanism 3, and the inner side wall of the stand 101 is slidably connected with the bearing mechanism 4;

[0035] The extension mechanism 2 is used for expanding the stand 101 transversely and is placed on a building operation platform or a building window sill; the plurality of extension mechanisms 2 each include an extension table 201 and an extension frame 203; the extension frame 203 is fixedly connected to one side of the stand 101, and one side of the extension table 201 is hingedly connected to the inner side wall of the extension frame 203.

[0036] The lifting mechanism 3 is used for driving the bearing mechanism 4 to lift;

[0037] The bearing mechanism 4 is used for accommodating materials and transferring the materials to the extension table 201 by horizontal movement.

[0038] In one embodiment, the plurality of extension mechanisms 2 further include two first hydraulic push rods 202, two connecting blocks 204 and a plurality of rollers 205;

[0039] The two connecting blocks 204 are fixedly connected to one side of the stand 101, one end of the two first hydraulic push rods 202 is respectively hingedly connected to the inner side wall of the two connecting blocks 204, one end of the piston rod of the two first hydraulic push rods 202 is hingedly connected to the bottom of the extension table 201, and the plurality of rollers 205 are all rotatably connected to the inner side wall of the extension table 201.

[0040] The extension table 201 is driven to move by the first hydraulic push rod 202, so that the stand 101 is expanded transversely as a whole.

[0041] In one embodiment, the lifting mechanism 3 includes a limiting frame 301, two synchronous motors 302, four rotating rollers 303, two center shafts 304 and four steel wires 305;

[0042] The limiting frame 301 is fixedly connected to the upper surface of the top stand 103, the two synchronous motors 302 are both installed on the outer side of the limiting frame 301, the inner side wall of the four rotating rollers 303 is fixedly connected to the outer side wall of the two center shafts 304, the outer side wall of the two center shafts 304 is rotatably connected to the inner side wall of the limiting frame 301, the output shaft of the two synchronous motors 302 is fixedly connected to one end of the two center shafts 304, and one end of the four steel wires 305 is wound around the outer side wall of the four rotating rollers 303.

[0043] The rotating rollers 303 are driven to rotate by the output shaft of the synchronous motor 302 through the center shaft 304, and the rotating rotating rollers 303 are used for winding the steel wire 305.

[0044] In one embodiment, the bearing mechanism 4 comprises a lifting frame 401, a storage rack 402, a door body 403, two storage grooves 404 and two second hydraulic push rods 405;

[0045] Wherein, the door body 403 is hinged to one side of the storage rack 402, the lifting frame 401 is slidingly connected to the inner side wall of the stand 101, the storage rack 402 is slidingly connected to the inner side wall of the lifting frame 401, the four steel wires 305 are fixedly connected to the upper surface of the lifting frame 401 with their ends away from the rotating roller 303, the two storage grooves 404 are both opened in the bottom of the storage rack 402, one end of the two second hydraulic push rods 405 is respectively installed to one side of the inner side wall of the two storage grooves 404, one end of the two second hydraulic push rods 405 is hinged to one side of the inner side wall of the lifting frame 401, the outer side wall of the two second hydraulic push rods 405 is fixedly connected with a plurality of fixed ears 51, the top of the plurality of fixed ears 51 is respectively fixedly connected to the top of the inner side wall of the two storage grooves 404, the outer side wall of the storage rack 402 is symmetrically fixedly connected with two sliding blocks 52, the bottom of the inner side wall of the lifting frame 401 is symmetrically provided with two sliding grooves 53, the outer side wall of the two sliding blocks 52 is respectively slidingly connected to the inner side wall of the two sliding grooves 53;

[0046] The second hydraulic push rod 405 cooperates with the lifting frame 401 to drive the storage rack 402 to slide out of the lifting frame 401 by reaction force; the sliding block 52 is driven to slide in the sliding groove 53 by the moving storage rack 402, so as to guide the moving storage rack 402 by the sliding groove 53, and the fixed ear 51 is arranged to fix the second hydraulic push rod 405 in the storage groove 404.

[0047] In one embodiment, the inner side wall of the stand 101 is fixedly connected with a plurality of guide rails 55, and the outer side wall of the lifting frame 401 is provided with a plurality of guide grooves 54, and the outer side wall of the guide rail 55 is slidingly connected with the inner side wall of the guide groove 54.

[0048] The guide rail 55 and the guide groove 54 are arranged to guide the moving lifting frame 401.

[0049] When the utility model works: first, according to actual demand, the elevator is installed to the specified position as a whole, when the elevator is installed, the first hydraulic push rod 202 is used to drive the extension table 201 to move, the stand 101 is expanded horizontally as a whole, the extension table 201 moves along the extension frame 203 as the axis to the building operation platform or building direction, so that one side of the extension table 201 can be smoothly placed on the building operation platform or building window sill.

[0050] When the extension table 201 needs to be placed and the material needs to be lifted, the material to be lifted is stored by using the storage rack 402, and when the storage operation is completed, the output shaft of the synchronous motor 302 drives the central shaft 304 to rotate the rotating roller 303, the rotating roller 303 winds the steel wire rope 305 to drive the lifting frame 401 to move upward as a whole, and the moving lifting frame 401 slides in the guide rail 55 to be guided by the guide rail 55 and the guide groove 54.

[0051] When the lifting frame 401 rises to the required height, the synchronous motor 302 stops working, and then the second hydraulic push rod 405 drives the storage rack 402 to slide out of the lifting frame 401 as a whole by using the reaction force, the moving storage rack 402 drives the sliding block 52 to slide in the sliding groove 53 to guide the moving storage rack 402, and when the storage rack 402 slides out to the extension table 201, the roller 205 is arranged to reduce the friction between the storage rack 402 and the extension table 201, so that the storage rack 402 can slide out of the extension table 201 smoothly, so as to completely transfer the lifted material to the extension table 201, and then the extension table 201 cooperates with the stand 101 and the building operation platform or the building window sill to provide support for the material, so as to ensure the stability of the whole lifting machine during the horizontal movement of the material; at this time, the construction personnel can directly take the material in the storage rack 402 on the extension table 201, or open one side of the storage rack 402 through the movable door body 403 to take the material.

[0052] When the lifted material is taken, the second hydraulic push rod 405 drives the storage rack 402 to slide into the lifting frame 401 to reset, and then the synchronous motor 302 drives the central shaft 304 to rotate the rotating roller 303 in the opposite direction to reset the lifting frame 401 as a whole, so as to repeat the material lifting operation.

[0053] 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 skilled person in the art can easily think of various changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A hoist for construction engineering, comprising a main frame assembly (1) and a number of extension mechanisms (2), characterized in that, The main frame assembly (1) comprises a detachable stand (101), a bottom plate (102) and a top frame (103); The bottom plate (102) is fixedly connected to the bottom of the stand (101), the top frame (103) is fixedly connected to the top of the stand (101), the extension mechanism (2) is installed on one side of the stand (101), the upper surface of the top frame (103) is provided with a lifting mechanism (3), and the inner side wall of the stand (101) is slidably connected with a bearing mechanism (4); The extension mechanism (2) is used for expanding the stand (101) transversely and is placed on a building operation platform or a building window sill; the extension mechanism (2) comprises an extension table (201), two first hydraulic push rods (202), an extension frame (203), two connecting blocks (204) and a plurality of rollers (205); the extension frame (203) is fixedly connected to one side of the stand (101), one side of the extension table (201) is hingedly connected to the inner side wall of the extension frame (203), the two connecting blocks (204) are fixedly connected to one side of the stand (101), one ends of the two first hydraulic push rods (202) are respectively hingedly connected to the inner side walls of the two connecting blocks (204), one ends of the piston rods of the two first hydraulic push rods (202) are hingedly connected to the bottom of the extension table (201), and the plurality of rollers (205) are rotatably connected to the inner side wall of the extension table (201). The lifting mechanism (3) is used for driving the bearing mechanism (4) to lift; The bearing mechanism (4) is used for accommodating materials and transferring the materials to the extension table (201) by horizontal movement.

2. The hoist for construction work according to claim 1, characterized in that: The lifting mechanism (3) comprises a limiting frame (301), two synchronous motors (302), four rotating rollers (303), two center shafts (304) and four steel wires (305); The limiting frame (301) is fixedly connected to the upper surface of the top frame (103), the two synchronous motors (302) are installed on the outer side of the limiting frame (301), the inner side walls of the four rotating rollers (303) are fixedly connected to the outer side walls of the two center shafts (304), the outer side walls of the two center shafts (304) are rotatably connected to the inner side wall of the limiting frame (301), the output shafts of the two synchronous motors (302) are fixedly connected to one ends of the two center shafts (304), and one ends of the four steel wires (305) are wound around the outer side walls of the four rotating rollers (303).

3. The hoist for construction work according to claim 2, characterized in that: The bearing mechanism (4) comprises a lifting frame (401), a storage rack (402), a door body (403), two storage grooves (404) and two second hydraulic push rods (405); The door body (403) is hinged to one side of the storage rack (402), the lifting frame (401) is slidingly connected to the inner side wall of the vertical frame (101), the storage rack (402) is slidingly connected to the inner side wall of the lifting frame (401), and the four steel wires (305) are fixedly connected to the upper surface of the lifting frame (401) and penetrate through the top frame (103) from the end away from the rotating roller (303).

4. The hoist for construction work according to claim 3, characterized in that: Two storage grooves (404) are formed in the bottom of the storage rack (402), one end of each of the two second hydraulic push rods (405) is mounted to one side of the inner side wall of each of the two storage grooves (404), and one end of each of the two second hydraulic push rods (405) is hinged to one side of the inner side wall of the lifting frame (401).

5. The elevator for construction work according to claim 3, characterized in that: The outer side walls of the two second hydraulic push rods (405) are fixedly connected with a plurality of fixed ears (51), and the top portions of the plurality of fixed ears (51) are fixedly connected to the top portions of the inner side walls of the two storage grooves (404).

6. The elevator for construction work according to claim 3, characterized in that: The outer side walls of the two second hydraulic push rods (405) are fixedly connected with a plurality of fixed ears (51), and the top portions of the plurality of fixed ears (51) are fixedly connected to the top portions of the inner side walls of the two storage grooves (404).

7. The elevator for construction work according to claim 3, characterized in that: The inner side wall of the vertical frame (101) is fixedly connected with a plurality of guide rails (55), the outer side wall of the lifting frame (401) is provided with a plurality of guide grooves (54), and the outer side wall of the guide rail (55) is slidingly connected with the inner side wall of the guide groove (54).

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