Lifting equipment for engineering construction
Technical Field
The utility model relates to the technical field of engineering construction, in particular to lifting equipment for engineering construction.
Background
The engineering construction is a production activity carried out by people for constructing various building products in a certain space and time according to a specific design blueprint by utilizing various construction materials and mechanical equipment, and in the construction process, materials such as building bricks, sand and the like are often required to be lifted to a high place for convenient operation, and in the process, materials are often required to be conveyed and lifted, so that lifting equipment is often used.
The current lifting device is when promoting construction material, is difficult to adapt to the size of different materials for the material probably is too big because of the material when the transportation, makes to promote the difficulty, thereby influences the construction progress, simultaneously after using to accomplish, the space occupation rate when lifting device transportation is great, thereby probably can cause the damage to lifting device because of the collision in the transportation simultaneously, consequently, we have disclosed a lifting device for engineering construction to satisfy the demand that adaptation different size materials promoted.
Disclosure of utility model
The utility model aims to provide lifting equipment for engineering construction, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lifting device for engineering construction, includes supporting platform, supporting platform inner wall bottom fixed connection crane, the crane is current structure, crane top fixedly connected with fixed plate, the bottom both sides fixedly connected with telescopic subassembly of fixed plate, telescopic subassembly is used for reducing the space occupation rate after this equipment uses, the top fixedly connected with fixed disk of fixed plate, the inside first dwang and the second dwang that runs through of fixed disk, first dwang with the second dwang rotates to be connected, the top sliding connection of fixed disk has the objective table, the one end fixedly connected with spacing subassembly of first dwang, spacing subassembly is used for restricting the length of objective table.
Preferably, the telescopic assembly comprises a first telescopic plate fixedly connected to the bottom of the fixed plate, a second telescopic plate is sleeved in the first telescopic plate in a sliding mode, one end of the second telescopic plate and the top of the supporting platform are sleeved in the supporting platform, and a fixed groove matched with the second telescopic plate is formed in the top of the supporting platform.
Preferably, the limiting component comprises a plurality of groups of connecting plates fixedly connected to one end of the first rotating rod, a limiting column is fixedly connected to the plurality of groups of connecting plates, a rotating ring is arranged on the outer wall of the limiting column in a rotating mode, a telescopic rod is fixedly connected to the rotating ring, a supporting spring is arranged in the telescopic rod in a fixed mode, a contact rod is fixedly connected to one end of the supporting spring, the contact rod is sleeved in the telescopic rod, and a limiting block is fixedly connected to the top end of the telescopic rod.
Preferably, a clamping groove is formed in the second rotating rod, the clamping groove is matched with the contact rod, and the top of the contact rod is of an arc-shaped structure.
Preferably, one side of the objective table is fixedly connected with a limit bump, the other side of the objective table is provided with a telescopic groove, the telescopic groove is matched with the limit bump, and the top end of the telescopic groove is fixedly connected with a fixing block.
Preferably, the both sides fixedly connected with supporting shoe of fixed plate, set up the spout in the supporting shoe, the bottom fixedly connected with multiunit slider of objective table, the slider with spout looks adaptation.
Preferably, the bottom of the supporting platform is fixedly connected with a plurality of groups of universal wheels.
The utility model has the technical effects and advantages that:
The utility model has reasonable structure, when the size of the objective table is required to be adjusted, the telescopic rod which is rotationally connected with the first rotating rod is adjusted, the top end of the contact rod is contacted with the clamping groove on the second rotating rod under the elastic support of the supporting spring, so that the distance between the first rotating rod and the second rotating rod is changed, a plurality of groups of sliding blocks which are fixedly connected with the bottom of the objective table slide in the sliding groove, and a limit lug which is fixedly connected with one side of the objective table slides in the telescopic groove which is arranged on one side of the objective table, thereby realizing the change of the width of the objective table, realizing the adaptation to materials with different sizes and improving the universality of the device;
According to the utility model, when the lifting equipment is required to be moved after construction is completed, the first expansion plate is synchronously driven to approach the second expansion plate by lowering the height of the lifting frame, so that the distance between the first expansion plate and the second expansion plate is shortened, the second expansion plate moves in the fixed groove, so that the fixed plate and the supporting platform are close to each other, the space occupation rate is reduced, the lifting frame is protected, the service life of the equipment is prolonged, the movement of the equipment is realized by the universal wheels fixed at the bottom of the supporting platform, and the convenience of the movement is improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the internal perspective structure of the present utility model;
FIG. 3 is a schematic cross-sectional plan view of the subject table of the present utility model;
fig. 4 is a schematic perspective view of a limiting assembly according to the present utility model.
In the figure: 1. a support platform; 2. a lifting frame; 3. a fixing plate; 4. a first expansion plate; 5. a second expansion plate; 6. a fixing groove; 7. an objective table; 8. a support block; 9. a chute; 10. a fixed plate; 11. a first rotating lever; 12. a second rotating lever; 13. a clamping groove; 14. a connecting plate; 15. a rotating ring; 16. a telescopic rod; 17. a support spring; 18. a contact lever; 19. a limit bump; 20. a telescopic slot; 21. a slide block; 22. and a universal wheel.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides lifting equipment for engineering construction, as shown in figures 1-4, which comprises a supporting platform 1, wherein the bottom of the inner wall of the supporting platform 1 is fixedly connected with a lifting frame 2, the lifting frame 2 is of an existing structure, the top end of the lifting frame 2 is fixedly connected with a fixed plate 3, two sides of the bottom of the fixed plate 3 are fixedly connected with telescopic components, the telescopic components are used for reducing the space occupation rate of the equipment after the equipment is used, the top of the fixed plate 3 is fixedly connected with a fixed disk 10, the fixed disk 10 penetrates through the fixed disk 10 and is provided with a first rotating rod 11 and a second rotating rod 12, the first rotating rod 11 is rotationally connected with the second rotating rod 12, the top of the fixed disk 10 is slidingly connected with an objective table 7, one end of the first rotating rod 11 is fixedly connected with a limiting component, the limiting component is used for limiting the length of the objective table 7, when construction materials are required to be lifted, lifting of the lifting devices are realized through the supporting platform 1 at corresponding positions, lifting of the lifting frames 2, and accordingly, width of the objective table 7 is adjusted, the width of the objective table is reduced, the telescopic devices are realized, the two sides of the objective table are required to be placed in different sizes, the lifting devices are required to be synchronously lifted, the lifting devices are reduced, and the space occupation rate is reduced.
Further, in the above scheme, referring to fig. 2 and 4, the limiting component includes a plurality of groups of connecting plates 14 fixedly connected to one end of the first rotating rod 11, a limiting post is fixedly connected to the plurality of groups of connecting plates 14, a rotating ring 15 is rotatably sleeved on the outer wall of the limiting post, a telescopic rod 16 is fixedly connected to the rotating ring 15, a supporting spring 17 is fixedly sleeved in the telescopic rod 16, one end of the supporting spring 17 is fixedly connected with a contact rod 18, the contact rod 18 is sleeved in the telescopic rod 16, the top end of the telescopic rod 16 is fixedly connected with a limiting block, a clamping groove 13 is formed in the second rotating rod 12, the clamping groove 13 is matched with the contact rod 18, the top of the contact rod 18 is of an arc-shaped structure, one side of the objective table 7 is fixedly connected with a limiting bump 19, a telescopic groove 20 is formed in the other side of the objective table 7, the telescopic groove 20 is matched with the limiting bump 19, the top end of the telescopic groove 20 is fixedly connected with a fixed block, two sides of the fixed plate 3 are fixedly connected with a supporting block 8, a sliding groove 9 is formed in the supporting block 8, the bottom of the objective table 7 is fixedly connected with a plurality of sliding blocks 21, and the sliding block 21 are matched with the sliding block 9, when the size of the object stage 7 needs to be adjusted, by adjusting the telescopic rod 16 which is rotatably connected with the first rotating rod 11, under the elastic force of the supporting spring 17, the top end of the contact rod 18 is contacted with the clamping groove 13 on the second rotating rod 12, thereby realizing the distance conversion between the first rotating rod 11 and the second rotating rod 12, a plurality of groups of sliding blocks 21 fixedly connected with the bottom of the objective table 7 slide in the sliding groove 9, a limit bump 19 fixedly connected with one side of the objective table 7 slides in a telescopic groove 20 arranged on one side of the objective table 7, thereby realizing the width change of the object stage 7, realizing the adaptation to materials with different sizes and improving the universality of the device.
Further, in the above-mentioned scheme, refer to fig. 1, 2, the expansion assembly includes fixed connection at the first expansion plate 4 of fixed plate 3 bottom, sliding sleeve is equipped with second expansion plate 5 in the first expansion plate 4, second expansion plate 5 one end is established in supporting platform 1 with supporting platform 1's top cover, supporting platform 1 top offered with the fixed slot 6 of second expansion plate 5 looks adaptation, supporting platform 1's bottom fixedly connected with multiunit universal wheel 22, when the construction is accomplished and is required to remove this lifting means, through reducing the height of crane 2, synchronous drive first expansion plate 4 is close to second expansion plate 5, thereby make the distance between them shorten, move in fixed slot 6 through second expansion plate 5, thereby make fixed plate 3 and supporting platform 1 be close to mutually, the space occupation rate has been reduced, simultaneously, play the protection to crane 2, equipment life has been improved, through the fixed universal wheel 22 in supporting platform 1 bottom, the removal to this equipment has been realized, the convenience of removal has been improved.
The working principle of the utility model is as follows: when the size of the objective table 7 needs to be adjusted, the telescopic rod 16 connected with the first rotating rod 11 is rotated, and under the elastic support of the supporting spring 17, the top end of the contact rod 18 is contacted with the clamping groove 13 on the second rotating rod 12, so that the distance between the first rotating rod 11 and the second rotating rod 12 is changed, the plurality of groups of sliding blocks 21 fixedly connected with the bottom of the objective table 7 slide in the sliding groove 9, and the limit protruding blocks 19 fixedly connected with one side of the objective table 7 slide in the telescopic groove 20 formed in one side of the objective table 7, so that the width of the objective table 7 is changed, materials with different sizes can be adapted, and the universality of the device is improved.
When construction is accomplished and needs to remove this lifting means, through reducing the height of crane 2, drive first expansion plate 4 in step and be close to second expansion plate 5 to make the distance between them shorten, remove in fixed slot 6 through second expansion plate 5, thereby make fixed plate 3 and supporting platform 1 be close to mutually, reduced space occupation, play the protection to crane 2 simultaneously, improved equipment life, through the fixed universal wheel 22 in supporting platform 1 bottom, realized the removal to this equipment, improved the convenience of removal.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.