Hoisting device for civil engineering

Abstract

The utility model provides a hoisting device for civil engineering, which comprises a fixing frame, a fixing block, a fixing rod, a positioning frame, a positioning block and a hoisting block, bearings are fixedly arranged at the centers of two ends in the fixing frame, and a first rotating rod is fixedly arranged between the center movable positions of the bearings in the fixing frame through bolts; first right-and-left threads are arranged at the two ends of the first rotating rod in the fixing frame, fixing blocks are connected to the first right-and-left threads on the first rotating rod in a threaded penetrating mode, the fixing blocks move at the two ends in the fixing frame, fixing rods are fixedly welded to the two ends of one side of the bottom of each fixing block, and one end of the bottom of each fixing rod penetrates and extends to the outer side of the bottom of the fixing frame. The L-shaped mounting rod is withdrawn from the periphery of the mounting groove of the hoisting device by the positioning block through the second movable groove, the hoisting block is replaced, the L-shaped mounting rod is aligned into the mounting groove by the new hoisting block, the L-shaped mounting rod enters the periphery of the mounting groove by operating the rotating disc, the operation is simple and convenient, the mounting is stable and firm, and the efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to civil engineering, in particular to a hoisting device for civil engineering. Background Art

[0002] With the development of society, there are more and more types of auxiliary equipment in the construction industry, which greatly increases the efficiency of construction. The hoisting device is more common. Its function is to transport some materials needed for construction to a high place. In civil engineering, hoisting devices are usually used to complete the lifting and installation of pipes in the process of installing heavy-weight pipes.

[0003] In civil engineering projects, it is often necessary to lift tubular objects such as steel bars to a high place. However, the existing lifting devices have certain shortcomings in the actual process. The lifting equipment cannot meet the lifting needs of different diameters, resulting in the need to replace different lifting tools during lifting at the construction site. The adaptability of the lifting equipment is poor, and in the process of installing the lifting tools, multiple sets of bolts are often used for rotation and fixation, which is cumbersome to operate. Before and after replacement, the operator needs to continuously rotate the bolts for disassembly and assembly, and the replacement effect is low. Therefore, this plan specially proposes a lifting device for civil engineering to solve the above problems. Utility Model Content

[0004] In order to overcome the defects of the prior art, the purpose of the utility model is to solve the problem that during the installation of the sling, multiple sets of bolts are often used for rotation and fixing, the operation is cumbersome, and the operator needs to continuously rotate the bolts for disassembly and assembly before and after replacement, resulting in low replacement effect.

[0005] To achieve the above-mentioned purpose, the technical solution of the utility model is implemented as follows: a lifting device for civil engineering, including a fixing frame, a fixing block, a fixing rod, a positioning frame, a positioning block and a lifting block, wherein the centers of both ends of the fixing frame are fixedly installed with bearings by bolts, a first rotating rod is fixedly installed with bolts between the central movable parts of the bearings in the fixing frame, first positive and negative threads are arranged at both ends of the first rotating rod in the fixing frame, the fixing block is threadedly connected on the first positive and negative threads on the first rotating rod, the fixing block is movable at both ends of the fixing frame, and the fixing rod is welded and fixed to both ends of one side of the bottom of the fixing block. The bottom end of the fixing rod extends through and extends to the bottom outer side of the fixing frame, and the bottom end of the fixing rod is fixedly installed at the center of the top two ends of the positioning frame by bolts, and the centers of the two ends of the positioning frame are fixedly installed with bearings by bolts, and a second rotating rod is fixedly installed between the central movable parts of the bearings in the positioning frame by bolts, and the two ends of the second rotating rod are provided with second positive and negative threads in the positioning frame, and the second rotating rod is threadedly connected with the positioning block on the second positive and negative threads, and an L-shaped mounting rod is fixedly installed at the centers of the two ends of one side of the positioning block by bolts, and a mounting groove is opened at the centers of the two ends of one side of the lifting block.

[0006] Preferably, arc-shaped lifting rings are welded and fixed around one side of the top of the fixing frame.

[0007] Preferably, a driving motor is fixedly mounted on an outer side of the fixing frame by bolts, a top end of the first rotating rod passes through a bearing and extends to an outer side of the fixing frame, and a top end of the first rotating rod is fixedly mounted on an output end of the driving motor by bolts.

[0008] Preferably, a first limiting rod is fixedly installed on both sides of the first rotating rod in the fixing frame by bolts, both ends of the fixing block are movably inserted into the first limiting rod, and first movable grooves are provided at both ends of one side of the bottom of the fixing frame, and the fixing rods are movably inserted into the first movable grooves.

[0009] Preferably, the top end of the second rotating rod passes through the bearing and extends to the outer side of the positioning frame, and the top end of the second rotating rod is fixedly mounted with a rotating disk by bolts.

[0010] Preferably, second limiting rods movably passing through two ends of the positioning block are fixedly installed on both sides of the second rotating rod in the positioning frame by bolts.

[0011] Preferably, second movable grooves are provided at both ends of one side of the bottom of the positioning frame, and the L-shaped mounting rods are movably inserted into the second movable grooves.

[0012] Preferably, an arc-shaped groove is provided on one side of the lifting block, and a rubber anti-skid pad is bonded and fixed on the lifting block in the arc-shaped groove. The size of the mounting groove matches the L-shaped mounting rod, and the L-shaped mounting rod is movable in the mounting groove.

[0013] The beneficial effects of the utility model are embodied in:

[0014] The utility model passes through the wire rope on the crane through the arc lifting ring, utilizes the driving motor to drive the first rotating rod on the bearing to rotate stably, and the fixing block on the first rotating rod realizes relative movement under the action of the first positive and negative threads and the first limiting rod. During the relative movement of the fixing block, the fixing rod and the first movable groove drive the lifting block inside the positioning frame to lift the pipe pile material. The structure is simple and stable. When it is necessary to lift different materials, the rotating disk is operated to drive the second rotating rod on the bearing to rotate. The positioning block on the second rotating rod moves oppositely under the action of the second positive and negative threads and the second limiting rod. The positioning block will withdraw the L-shaped mounting rod from the surrounding of the mounting groove of the lifting device through the second movable groove, and the lifting block can be replaced. The new lifting block aligns the L-shaped mounting rod with the mounting groove, and the rotating disk is operated to make the L-shaped mounting rod enter the surrounding of the mounting groove, so as to realize fixation. The operation is simple and convenient, the installation is stable and firm, and the efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In the attached picture:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the fixing frame of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the positioning frame of the utility model;

[0019] Figure 4 This is a schematic diagram of the connection structure of the positioning frame and the lifting block of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the lifting block of the utility model.

[0021] Description of reference numerals:

[0022] 1. Fixed block; 11. First rotating rod; 12. First positive and negative threads; 13. Arc-shaped lifting ring; 14. Driving motor; 15. First limiting rod; 16. First movable groove; 2. Fixed block; 3. Fixed rod; 4. Positioning frame; 41. Second rotating rod; 42. Second positive and negative threads; 43. Rotating disk; 44. Second limiting rod; 45. Second movable groove; 5. Positioning block; 51. L-shaped mounting rod; 6. Lifting block; 61. Mounting groove; 62. Arc-shaped groove. DETAILED DESCRIPTION

[0023] The utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. In the absence of conflict, the embodiments in this application and the features in the embodiments can be combined with each other. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] It should be noted that if the utility model embodiments involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0025] In addition, "multiple" means more than two. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0026] Embodiment: It includes a fixing frame 1, a fixing block 2, a fixing rod 3, a positioning frame 4, a positioning block 5 and a lifting block 6. Bearings are fixedly installed at the centers of both ends of the fixing frame 1. A first rotating rod 11 is fixedly installed between the central movable parts of the bearings in the fixing frame 1. Both ends of the first rotating rod 11 are provided with first positive and negative threads 12 in the fixing frame 1. The first rotating rod 11 is threadedly connected with the fixing block 2 on the first positive and negative threads 12, so that the fixing block can move relative to or oppositely to achieve clamping and positioning. The fixing block 2 moves at both ends of the fixing frame 1. Both ends of one side of the bottom of the fixing block 2 are welded and fixed with fixing rods 3. One end of the bottom of the fixing rod 3 extends through the fixing frame 1. At the outer side of the bottom, the bottom end of the fixing rod 3 is fixedly installed at the center of the two ends of the top of the positioning frame 4, and is connected through the connection. The structure is simple and stable. Bearings are fixedly installed at the centers of the two ends of the positioning frame 4. A second rotating rod 41 is fixedly installed between the central movable parts of the bearings in the positioning frame 4. The second rotating rod 41 is provided with second positive and negative threads 42 at both ends in the positioning frame 4. The second rotating rod 41 is threadedly connected with a positioning block 5 on the second positive and negative threads 42, so that the positioning block moves relative to each other. The structure is stable. L-shaped mounting rods 51 are fixedly installed at the centers of the two ends on one side of the positioning block 5, and mounting grooves 61 are provided at the centers of the two ends on one side of the lifting block 6 to achieve clamping and fixation, simple operation, and improved efficiency.

[0027] refer to Figure 1 and Figure 2 An arc-shaped lifting ring 13 is welded and fixed around one side of the top of the fixing frame 1 to realize lifting. A driving motor 14 is fixedly installed on one side of the outside of the fixing frame 1. The top of the first rotating rod 11 passes through the bearing and extends to the outside of the fixing frame 1. The top of the first rotating rod 11 is fixedly installed on the output end of the driving motor 14 to realize power-driven rotation. A first limiting rod 15 is fixedly installed on both sides of the first rotating rod 11 in the fixing frame 1. Both ends of the fixing block 2 are movably penetrated in the first limiting rod 15. The limiting movement converts the rotational motion of the fixing block into linear motion. First movable grooves 16 are provided at both ends of one side of the bottom of the fixing frame 1. The fixing rods 3 are all movably penetrated in the first movable grooves 16. The through connection has a simple and stable structure.

[0028] refer to Figure 1 , Figure 3 and Figure 4 The top end of the second rotating rod 41 passes through the bearing and extends to the outer side of the positioning frame 4, and a rotating disk 43 is fixedly installed on the top end of the second rotating rod 41 to realize the driving rotation. The second limiting rods 44 that are movably penetrated through the two ends of the positioning block 5 are fixedly installed on both sides of the second rotating rod 41 in the positioning frame 4, so that the rotational motion of the positioning block is converted into linear motion. Second movable grooves 45 are opened at both ends of one side of the bottom of the positioning frame 4, and the L-shaped mounting rods are movably penetrated in the second movable grooves 45, penetrating the support, and the structure is stable.

[0029] refer to Figure 5 An arc-shaped groove 62 is provided on one side of the lifting block 6, and a rubber anti-skid pad is bonded and fixed in the arc-shaped groove 62 on the lifting block 6. The size of the mounting groove 61 is consistent with the L-shaped mounting rod 51, and the L-shaped mounting rod 51 is movable in the mounting groove 61, which is convenient for replacement, installation and disassembly, and the structure is simple and stable.

[0030] When in use, the arc lifting ring passes through the steel wire rope on the crane, and the driving motor drives the first rotating rod on the bearing to rotate stably. The fixed block on the first rotating rod realizes relative movement under the action of the first positive and negative threads and the first limiting rod. During the relative movement of the fixed block, the lifting block inside the positioning frame is driven by the fixing rod and the first movable groove to lift the pipe pile material. The structure is simple and stable. When it is necessary to lift different materials, the rotating disk is operated to drive the second rotating rod on the bearing to rotate. The positioning block on the second rotating rod moves in the opposite direction under the action of the second positive and negative threads and the second limiting rod. The positioning block will withdraw the L-shaped mounting rod from the surrounding of the mounting slot of the lifting device through the second movable slot, and the lifting block can be replaced. The new lifting block aligns the L-shaped mounting rod with the mounting slot, and the rotating disk is operated to make the L-shaped mounting rod enter the surrounding of the mounting slot, so as to achieve fixation. The operation is simple and convenient, the installation is stable and firm, and the efficiency is improved.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A lifting device for civil engineering, characterized in that: The invention comprises a fixing frame (1), a fixing block (2), a fixing rod (3), a positioning frame (4), a positioning block (5) and a lifting block (6); bearings are fixedly installed at the centers of both ends of the fixing frame (1) by bolts; a first rotating rod (11) is fixedly installed between the movable centers of the bearings in the fixing frame (1) by bolts; both ends of the first rotating rod (11) are provided with first positive and negative threads (12) in the fixing frame (1); the first rotating rod (11) is threadedly connected to the fixing block (2) on the first positive and negative threads (12); the fixing block (2) is movable at both ends of the fixing frame (1); the fixing rod (3) is welded and fixed to one end of one side of the bottom of the fixing block (2); one end of the bottom of the fixing rod (3) is threadedly connected to the fixing block (2); The fixing rod (3) extends to the outside of the bottom of the fixing frame (1), the bottom end of the fixing rod (3) is fixedly mounted on the center of the two ends of the top of the positioning frame (4) by bolts, the center of the two ends of the positioning frame (4) is fixedly mounted with bearings by bolts, a second rotating rod (41) is fixedly mounted between the center movable parts of the bearings in the positioning frame (4) by bolts, the two ends of the second rotating rod (41) are provided with second positive and negative threads (42) in the positioning frame (4), the second rotating rod (41) is threadedly connected with the second positive and negative threads (42), the L-shaped mounting rod (51) is fixedly mounted at the center of the two ends of one side of the positioning block (5) by bolts, and the center of the two ends of one side of the lifting block (6) is provided with mounting grooves (61).

2. A civil engineering hoisting device according to claim 1, characterized in that: Arc-shaped lifting rings (13) are welded and fixed around one side of the top of the fixing frame (1).

3. A civil engineering hoisting device according to claim 1, characterized in that: A drive motor (14) is fixedly mounted on one side of the exterior of the fixing frame (1) by means of bolts, a top end of the first rotating rod (11) passes through a bearing and extends to one side of the exterior of the fixing frame (1), and a top end of the first rotating rod (11) is fixedly mounted on an output end of the drive motor (14) by means of bolts.

4. A civil engineering hoisting device according to claim 1, characterized in that: In the fixing frame (1), first limiting rods (15) are fixedly installed on both sides of the first rotating rod (11) by means of bolts, and both ends of the fixing block (2) are movably inserted into the first limiting rods (15). First movable grooves (16) are provided at both ends of one side of the bottom of the fixing frame (1), and the fixing rods (3) are movably inserted into the first movable grooves (16).

5. A civil engineering hoisting device according to claim 1, characterized in that: The top end of the second rotating rod (41) passes through the bearing and extends to the outer side of the positioning frame (4), and a rotating disk (43) is fixedly mounted on the top end of the second rotating rod (41) by means of bolts.

6. A civil engineering hoisting device according to claim 1, characterized in that: Second limiting rods (44) movably penetrating through the two ends of the positioning block (5) are fixedly mounted on both sides of the second rotating rod (41) in the positioning frame (4) by means of bolts.

7. A civil engineering hoisting device according to claim 1, characterized in that: Second movable grooves (45) are provided at both ends of one side of the bottom of the positioning frame (4), and the L-shaped mounting rods are movably inserted into the second movable grooves (45).

8. A civil engineering hoisting device according to claim 1, characterized in that: An arc-shaped groove (62) is provided on one side of the hanging block (6), and a rubber anti-skid pad is bonded and fixed in the arc-shaped groove (62) on the hanging block (6). The size of the installation groove (61) matches that of the L-shaped installation rod (51), and the L-shaped installation rod (51) moves in the installation groove (61).

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