Hoisting device for roof distributed photovoltaic project concrete foundation
By designing a lifting device that includes a main hook, lifting chain, slide bar, and motor drive, the problem of repeated binding during the lifting of concrete foundations was solved, and stable and efficient concrete block lifting was achieved.
Patent Information
- Application Number
- CN202520328154.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-27
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2035-02-27
AI Technical Summary
In rooftop distributed photovoltaic projects, the process of hoisting concrete foundations is cumbersome, requiring repeated binding and unbinding, which affects construction efficiency.
Design a lifting device including a main hook, lifting chain, moving lifting block, lifting crossbar, sliding bar, forward and reverse motor, bidirectional lead screw, sliding seat, concave clamp and drive motor. The device achieves stable clamping and synchronous adjustment of concrete blocks through motor drive and controller, avoiding repeated binding.
It improves the stability and efficiency of concrete block hoisting, ensures that the center of gravity does not shift, simplifies the hoisting process, and enhances construction efficiency.
Smart Images
Figure CN223852053U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to photovoltaic project technical field, concretely is a kind of about roof distributed photovoltaic project concrete foundation hoist device. BACKGROUND
[0002] Flat roof concrete foundation support is the most commonly used installation form in current flat roof power station, and can be divided into strip foundation, independent foundation and counterweight block foundation according to the form of foundation, and the connecting mode of support support column and foundation can be connected by foundation bolt or directly embedding support column into concrete foundation.
[0003] In the process of hoisting concrete foundation support, concrete is generally cut after pouring and curing into a large concrete block, so as to form concrete counterweight block meeting size, and the concrete counterweight block is usually hoisted by hoisting equipment, and the hoisting process is relatively complicated, in order to ensure the stability of concrete block in hoisting process, the concrete block needs to be repeatedly bound in multiple ways, and after hoisting to target position, many ropes need to be untied, which greatly reduces hoisting efficiency, thereby affecting construction efficiency.
[0004] Therefore, it is particularly important to design a hoist device for roof distributed photovoltaic project concrete foundation to change the above technical defects and improve overall practicability. CONTENT OF UTILITY MODEL
[0005] The utility model aims at providing a hoist device for roof distributed photovoltaic project concrete foundation to solve the problems in the above background technology.
[0006] To achieve the above object, the utility model provides the following technical scheme:
[0007] The utility model provides a hoisting device about roof distributed photovoltaic project concrete foundation, including main hook, the bottom symmetry of main hook is connected with the chain of hoisting, the bottom end of hoisting chain is connected with the moving lifting block, and the inside between two groups of moving lifting block is provided with the hoisting cross bar, the top of hoisting cross bar is provided with the slide bar extending along the length direction of hoisting cross bar, the outside of slide bar is connected with the slide seat of sliding, one end of hoisting cross bar is installed with positive and negative motor, the output of positive and negative motor penetrates the inside of hoisting cross bar and is connected with the bidirectional screw rod, and the outside of bidirectional screw rod is provided with the screw rod slide sleeve of the both ends of screwing, the bottom of moving lifting block is connected with the recessed clamp holder, the inside of recessed clamp holder is embedded with fixed shell in the front and back sides of top, the inside of fixed shell is connected with the lifting inner rod of sliding, the bottom of fixed shell outside is provided with the gear support, the outside of gear support is provided with the drive motor, the output of drive motor penetrates the gear support and is connected with the gear, the outside of lifting inner rod is provided with the rack of cooperation with gear, and the bottom of lifting inner rod extends to the inside of recessed clamp holder and is fixed with the clamping pressure plate.
[0008] As the preferred scheme of the utility model, the slide seat is fixed at the top of the inside of the moving lifting block by bolts.
[0009] As the preferred scheme of the utility model, the outside of the hoisting cross bar is provided with a controller, wherein the controller is connected with the positive and negative motor and the drive motor through wires, and the connection mode is electrical connection, wherein the controller is connected with the remote controller through wireless Bluetooth.
[0010] As the preferred scheme of the utility model, the bidirectional screw rod is spliced by two groups of screw rods with opposite threads, and the both ends of the bidirectional screw rod are rotatably connected in the inside of the hoisting cross bar through bearing seats.
[0011] As the preferred scheme of the utility model, the front and back sides of the screw rod slide sleeve are fixed in the front and back wall positions of the inside of the moving lifting block by bolts.
[0012] As the preferred scheme of the utility model, the internal structure of the fixed shell is adapted to the external structure of the lifting inner rod.
[0013] Compared with the prior art, the utility model has the advantages that:
[0014] In the utility model, the both ends of the concrete block are clamped by the recessed clamp holders on both sides under the self-weight of the concrete block, and the recessed clamp holders can be synchronously adjusted, so that the utility model can be adapted to concrete blocks of different volumes, the center of gravity is not deviated after hoisting, the stability of the concrete block during hoisting is ensured, the concrete block does not need to be repeatedly stretched and bound, and the efficiency of hoisting operation is improved. BRIEF DESCRIPTION OF DRAWINGS
[0015] Fig. 1 It is the overall structure perspective view of the utility model;
[0016] Fig. 2 It is the enlarged schematic view of A structure of the utility model;
[0017] Fig. 3 It is the partial structure view of the concave clamping seat of the utility model.
[0018] In the figure: 1, main lifting hook; 2, lifting chain; 3, mobile lifting block; 4, lifting crossbar; 401, sliding rod; 402, sliding seat; 403, forward and reverse motor; 404, bidirectional screw rod; 405, screw rod sliding sleeve; 5, concave clamping seat; 501, fixed shell; 502, lifting inner rod; 503, gear bracket; 504, driving motor; 505, gear; 506, rack; 507, clamping pressing plate. DETAILED DESCRIPTION
[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with 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 of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.
[0020] In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings, and several embodiments of the utility model are given. However, the utility model can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.
[0021] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there can be an intervening element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or there can be an intervening element. The terms "vertical", "horizontal", "left", "right", and similar terms as used herein are for purposes of description only.
[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The use of the terms "and / or" includes a combination of one or more of the associated listed items.
[0023] Embodiment, please refer to Figs. 1-3 The utility model provides a technical scheme:
[0024] A hoisting device about roof distributed photovoltaic project concrete foundation, including main lifting hook 1, the bottom of main lifting hook 1 is connected with lifting chain 2 left and right symmetrical, the bottom of lifting chain 2 is connected with mobile lifting block 3, and the inside between two groups of mobile lifting block 3 is provided with lifting crossbar 4, and the top of lifting crossbar 4 is provided with the slide bar 401 extending along the length direction of lifting crossbar 4, and the outside of slide bar 401 is slidably connected with slide block 402, and one end of lifting crossbar 4 is installed with positive and negative motor 403, and the output end of positive and negative motor 403 penetrates the inside of lifting crossbar 4 and is connected with bidirectional screw rod 404, and the both ends of the outside of bidirectional screw rod 404 are all screw-jointed with screw rod sliding sleeve 405, and the bottom of mobile lifting block 3 is connected with recessed clamp holder 5;
[0025] Wherein slide block 402 is fixed at the top position inside mobile lifting block 3 by bolt, bidirectional screw rod 404 is spliced by two groups of screw rods with opposite threads, the both ends of bidirectional screw rod 404 are rotatably connected in the inside of lifting crossbar 4 by bearing seat, and the front and rear sides of screw rod sliding sleeve 405 are all fixed in the front and rear wall positions inside mobile lifting block 3 by bolt.
[0026] In this embodiment, please refer to Fig. 3 The recessed clamp holder 5 top front and rear sides are all embedded with fixed shell 501, the inside of fixed shell 501 is slidably connected with lifting inner rod 502, the bottom of the outside of fixed shell 501 is provided with gear bracket 503, the outside of gear bracket 503 is provided with drive motor 504, the output end of drive motor 504 penetrates gear bracket 503 and is connected with gear 505, the outside of lifting inner rod 502 is provided with rack 506 used in cooperation with gear 505, and the bottom of lifting inner rod 502 extends to the inside of recessed clamp holder 5 and is fixed with clamping pressing plate 507;
[0027] Wherein the outside of lifting crossbar 4 is provided with controller, wherein the controller is connected between positive and negative motor 403 and drive motor 504 respectively through wire, and the connection mode is electrically connected, wherein the controller is connected with remote controller through wireless Bluetooth, and the inside structure size of fixed shell 501 is adapted to the outside structure size of lifting inner rod 502.
[0028] The utility model discloses a working procedure: when using, the distance between two groups of concave clamping seat 5 is adjusted according to the volume of concrete block, under the drive of positive and negative motor 403 makes two groups of screw rod sliding sleeve 405 synchronous or reverse movement of thread drive, under the cooperation of slide bar 401 and slide 402, make two groups of concave clamping seat 5 synchronous movement, and synchronous movement can guarantee that the gravity does not produce deviation after hoisting, and then the drive motor 504 of corresponding position is started, makes gear 505 engagement drive rack 506 to make lifting inner rod 502 in fixed housing 501 downward movement, finally make clamping pressure plate 507 press in concrete block top, do not need to repeatedly telescopic binding to concrete block, improve hoisting operation's efficiency.
[0029] Although the embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A hoisting device for concrete foundations of roof distributed photovoltaic projects, comprising a main hook (1), characterized in that: The bottom of the main hook (1) is connected with lifting chains (2) in left-right symmetry, the bottom end of the lifting chains (2) is connected with moving lifting blocks (3), lifting crossbars (4) are arranged between the inner sides of the two groups of moving lifting blocks (3), the top of the lifting crossbars (4) is provided with sliding rods (401) extending along the length direction of the lifting crossbars (4), the outer side of the sliding rods (401) is slidingly connected with sliding seats (402), one end of the lifting crossbars (4) is provided with a forward-reverse motor (403), the output end of the forward-reverse motor (403) penetrates the inside of the lifting crossbar (4) and is connected with a bidirectional screw rod (404), the outer side of the bidirectional screw rod (404) is threadedly sleeved with screw rod sliding sleeves (405) at both ends, the bottom of the moving lifting block (3) is connected with a concave clamping seat (5), the front and rear sides of the top of the concave clamping seat (5) are both inlaid with fixed housings (501), the inside of the fixed housing (501) is slidingly connected with lifting inner rods (502), the bottom of the outer side of the fixed housing (501) is provided with a gear bracket (503), the outer side of the gear bracket (503) is provided with a drive motor (504), the output end of the drive motor (504) penetrates the gear bracket (503) and is connected with a gear (505), the outer side of the lifting inner rod (502) is provided with a rack (506) used in cooperation with the gear (505), the bottom of the lifting inner rod (502) extends to the inside of the concave clamping seat (5) and is fixedly provided with clamping pressure plates (507).
2. A hoisting device for a concrete foundation for a rooftop distributed photovoltaic project according to claim 1, characterized in that: The sliding seat (402) is fixed at the top of the inside of the moving lifting block (3) by bolts.
3. A hoisting device for a concrete foundation for a rooftop distributed photovoltaic project according to claim 1, characterized in that: The outer side of the lifting crossbar (4) is provided with a controller, wherein the controller is connected with the forward-reverse motor (403) and the drive motor (504) through wires, and the connection mode is electrical connection, and the controller is connected with a remote controller through wireless Bluetooth.
4. A hoisting device for a concrete foundation for a rooftop distributed photovoltaic project according to claim 1, characterized in that: The bidirectional screw rod (404) is spliced by two groups of screw rods with opposite threads, and both ends of the bidirectional screw rod (404) are rotationally connected in the inside of the lifting crossbar (4) through bearing seats.
5. A hoisting device for a concrete foundation for a rooftop distributed photovoltaic project according to claim 1, wherein: The front and rear sides of the screw rod sliding sleeve (405) are fixed in the front and rear wall positions of the inside of the moving lifting block (3) by bolts.
6. A hoisting device for a concrete foundation for a rooftop distributed photovoltaic project according to claim 1, characterized in that: The internal structure size of the fixed housing (501) is matched with the external structure size of the lifting inner rod (502).