Portable reinforcing steel bar lifting tool

Abstract

The utility model discloses a portable reinforcing steel bar lifting tool which comprises a supporting seat, a screw rod, a lifting seat, a first bevel gear, a second bevel gear, a crank and a lifting plate, the screw rod is rotationally arranged in the supporting seat, the first bevel gear is arranged at one end of the screw rod, the lifting seat is arranged in the supporting seat in a sliding mode, and the second bevel gear is arranged on the lifting seat. The first bevel gear is rotationally arranged on one side of the supporting seat and is in spiral connection with the screw rod, the second bevel gear is rotationally arranged on one side of the supporting seat and is meshed with the first bevel gear, the crank is arranged on a rotating shaft of the second bevel gear, and the lifting plate is detachably connected with the lifting seat; the crank drives the second bevel gear to rotate, the second bevel gear drives the first bevel gear to rotate so as to drive the screw rod to rotate, the screw rod drives the lifting seat to move upwards, then the lifting plate is driven to move upwards, and then a reinforcing steel bar is lifted. The tool saves time and labor, saves manpower, is convenient to carry and transport, and greatly improves working efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of construction, in particular to a portable steel bar lifting tool. Background Art

[0002] In the construction industry, it is often necessary to tie up steel cages or steel frames before pouring concrete. If the height of some positions needs to be adjusted, pads need to be placed at the bottom. Since the steel bars are heavy, it is difficult to lift them up, and this work becomes difficult. The existing process generally involves manually lifting the steel bars and then putting the pads down. However, when the steel bars are constrained or the area is large and heavy, multiple people are required to cooperate to lift the steel bars first and then place the pads. This process is not only cumbersome, but also requires multiple people to operate together, which greatly affects work efficiency. Utility Model Content

[0003] In view of the shortcomings of the prior art, the purpose of the present invention is to provide a portable steel bar lifting tool to solve the problems raised in the above background technology. To achieve the above purpose, the present invention adopts the following technical solutions:

[0004] The portable steel bar lifting tool includes a support seat, a screw rod, a lifting seat, a first bevel gear, a second bevel gear, a crank and a lifting plate. The screw rod is rotatably arranged in the support seat, the first bevel gear is arranged at one end of the screw rod, the lifting seat is slidably arranged in the support seat and is spirally connected to the screw rod, the second bevel gear is rotatably arranged at one side of the support seat and is meshed with the first bevel gear, the crank is arranged on the rotating shaft of the second bevel gear, and the lifting plate and the lifting seat are detachably connected.

[0005] Optionally, an accommodating cavity is provided in the support seat, and the accommodating cavity is suitable for the lifting seat to move inside the accommodating cavity along the length direction of the screw rod.

[0006] Optionally, two sides of the support seat that are far away from each other are respectively provided with guide grooves connected to the accommodating cavity, and two sides of the lifting seat are respectively provided with guide parts, and the two guide parts correspond to the two guide grooves one by one and are slidably connected.

[0007] Optionally, a first docking structure is disposed at one outer end of the guide portion, and a second docking structure is disposed at one end of the lifting plate, and the first docking structure and the second docking structure are detachably connected.

[0008] Optionally, the first docking structure includes a first docking surface and a docking slot, the first docking surface is arranged at one end of the outer side of the guide portion, and there are two docking slots, which are respectively opened on both sides of the guide portion.

[0009] Optionally, the second docking structure includes a second docking surface and two docking blocks, the two docking blocks correspond to and match the two docking slots respectively, and when the two docking blocks are fully docked with the two docking slots, the second docking surface abuts against the first docking surface.

[0010] Optionally, a slot is provided on the support seat, and the slot is used to accommodate the lifting plate.

[0011] Optionally, a top plate is provided on the top of the lifting seat, and a handle is provided on the top plate.

[0012] The beneficial effect compared with the prior art is that, by adopting the above-mentioned scheme, the utility model drives the second bevel gear to rotate through the crank handle, and the second bevel gear drives the first bevel gear to rotate, thereby driving the screw to rotate, and the screw drives the lifting seat to move upward, and then drives the lifting plate to move upward, and then lifts the steel bar. The tool saves time and effort, saves labor, and is easy to carry and transport, which greatly improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall external structure of an embodiment of the utility model;

[0014] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the support base structure of the utility model;

[0016] Figure 4 This is a schematic diagram of the lifting seat structure of the utility model;

[0017] Figure 5 This is a schematic diagram of the lifting plate structure of the utility model;

[0018] As shown in the above drawings: 1. support seat; 2. screw; 3. lifting seat; 4. first bevel gear; 5. second bevel gear; 6. crank; 7. lifting plate; 10. accommodating chamber; 11. guide groove; 31. guide part; 32. first docking surface; 33. docking slot; 34. second docking surface; 35. docking block; 12. slot; 36. top plate; 37. handle. DETAILED DESCRIPTION

[0019] To facilitate the understanding of the present application, the present application is described in more detail below in conjunction with the accompanying drawings and specific embodiments; the accompanying drawings show preferred embodiments of the present application; however, the present application can be implemented in many different forms and is not limited to the embodiments described in this specification; on the contrary, the purpose of providing these embodiments is to make the understanding of the disclosed content of the present application more thorough and comprehensive.

[0020] It should be noted that, unless otherwise clearly stipulated and limited, the terms "set", "installed", "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection; it can be directly connected or indirectly connected through an intermediate medium, or it can be internal communication between two elements; for ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances; the terms "vertical", "horizontal", "left", "right", "front", "rear" and similar expressions used in this specification are for illustrative purposes only.

[0021] At the same time, it should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence; it should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein.

[0022] Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as those commonly understood by technicians in the technical field to which this application belongs. The terms used in the specification of this application are only for the purpose of describing specific embodiments and are not used to limit this application.

[0023] like Figure 1-4 As shown, one embodiment of the utility model is that the portable steel bar lifting tool includes a support seat 1, a screw rod 2, a lifting seat 3, a first bevel gear 4, a second bevel gear 5, a crank 6 and a lifting plate 7. The screw rod 2 is rotatably arranged in the support seat 1, the first bevel gear 4 is arranged at one end of the screw rod 2, the lifting seat 3 is slidably arranged in the support seat 1 and is spirally connected to the screw rod 2, the second bevel gear 5 is rotatably arranged on one side of the support seat 1 and is meshed with the first bevel gear 4, the crank 6 is arranged on the rotating shaft of the second bevel gear 5, and the lifting plate 7 and the lifting seat 3 are detachably connected.

[0024] When the lifting plate 7 is lowered, the gear 5 is rotated by the second bevel gear 5, and the lifting plate 7 is connected to the lifting plate 3. When the lifting plate 7 is lowered, the gear 5 is in a state of rotation and the lifting plate 7 is in a state of rotation. When the lifting plate 7 is lowered, the gear 5 is in a state of rotation and the lifting plate 7 is in a state of rotation. When the lifting plate 7 is lowered, the gear 5 is in a state of rotation and the lifting plate 7 is in a state of rotation. When the lifting plate 7 is lowered, the gear 5 is in a state of rotation and the lifting plate 7 is in a state of rotation. When the lifting plate 7 is lowered, the gear 5 is in a state of rotation and the lifting plate 7 is in a state of rotation. When the lifting plate 7 is lowered, the gear 5 is in a state of rotation and the lifting plate 7 is in a state of rotation. When the lifting plate 7 is lowered, the gear 5 is in a state of rotation and the lifting plate 7 is in a state of rotation.

[0025] In one embodiment, a receiving cavity 10 is provided in the support seat 1 , and the receiving cavity 10 is suitable for the lifting seat 3 to move inside the receiving cavity along the length direction of the screw rod 2 .

[0026] Specifically, a partition is horizontally arranged in the support seat 1, and a accommodating cavity 10 is opened in the support seat 1 below the partition. The accommodating cavity 10 is suitable for the vertical movement of the lifting seat 3 therein. It can be understood that a second accommodating cavity 10 is arranged in the upper part of the partition, and the first bevel gear 4 and the second bevel gear 5 are both located in the second accommodating cavity 10 to protect the safety of construction workers.

[0027] In one embodiment, the support seat 1 is provided with guide grooves 11 connected to the accommodating cavity 10 on two sides away from each other, and the lifting seat 3 is provided with guide parts 31 on both sides. The two guide parts 31 correspond to the two guide grooves 11 one by one and are slidably connected.

[0028] Specifically, guide grooves 11 are respectively provided on the front and rear sides of the support seat 1, and the two guide grooves 11 are respectively connected to the accommodating cavity 10. Guide parts 31 are respectively provided on the front and rear sides of the lifting seat 3, and the two guide parts 31 correspond to the two guide grooves 11 one by one and are slidably connected. The guide grooves 11 have a limiting and guiding effect on the lifting seat 3, preventing it from rotating while the lifting seat 3 moves vertically.

[0029] In one embodiment, a first docking structure is provided at one outer end of the guide portion 31, and a second docking structure is provided at one end of the lifting plate, and the first docking structure and the second docking structure are detachably connected; this can facilitate the installation and disassembly of the lifting plate 7 and also facilitate overall storage.

[0030] In one embodiment, the first docking structure includes a first docking surface 32 and a docking slot 33 . The first docking surface 32 is disposed at an outer end of the guide portion 31 . There are two docking slots 33 , which are respectively disposed on both sides of the guide portion 31 .

[0031] Specifically, a first docking surface 32 is vertically disposed at one end of the outer side of the guide portion 31 , and docking slots 33 are respectively provided on the left and right sides of the first docking surface 32 .

[0032] In one embodiment, the second docking structure includes a second docking surface 34 and two docking blocks 35. The two docking blocks 35 correspond to and match the two docking slots 33 respectively. When the two docking blocks 35 are fully docked with the two docking slots 33, the second docking surface 34 abuts against the first docking surface 32.

[0033] Specifically, a docking groove is provided at the rear end of the lifting plate, and the inner side surface of the docking groove is a second docking surface 34. Docking blocks 35 are respectively provided on both sides of the docking groove. The two docking blocks 35 correspond to and are respectively connected with the two docking slots 33 one by one. When the two docking blocks 35 are fully docked with the two docking slots 33, the second docking surface 34 abuts against the first docking surface 32. In this way, when the end of the lifting plate 7 is subjected to force, the stability of the lifting plate 7 is guaranteed.

[0034] In one embodiment, a slot 12 is provided on the support base 1 , and the slot 12 is used to accommodate the lifting plate 7 .

[0035] Specifically, slots 12 are respectively provided on the left and right sides of the support base 1 , and the two slots 12 are respectively used to accommodate two lifting plates 7 . When the tool is not in use, the lifting plates 7 can be removed and inserted into the slots 12 to save space.

[0036] In one embodiment, a top plate 36 is provided on the top of the lifting seat 3 , and a handle 37 is provided on the top plate 36 . The top plate 36 is detachable for easy maintenance, and the handle 37 is convenient for transportation and carrying.

[0037] The present application drives the second bevel gear 5 to rotate by the crank 6, and the second bevel gear 5 drives the first bevel gear 4 to rotate, thereby driving the screw 2 to rotate, and the screw 2 drives the lifting seat 3 to move upward, and then drives the lifting plate 7 to move upward, and then lifts the steel bar. The tool saves time and effort, saves labor, and is easy to carry and transport, which greatly improves work efficiency.

[0038] It should be noted that the above-mentioned technical features are further combined with each other to form various embodiments not listed above, which are all deemed to be within the scope of the present utility model specification; and, for ordinary technicians in this field, they can be improved or transformed according to the above description, and all these improvements and transformations should fall within the scope of protection of the claims attached to the present utility model.

Claims

1. A portable steel bar lifting tool, characterized in that: It includes a support seat, a screw, a lifting seat, a first bevel gear, a second bevel gear, a crank and a lifting plate, the screw is rotatably arranged in the support seat, the first bevel gear is arranged at one end of the screw, the lifting seat is slidably arranged in the support seat and is spirally connected with the screw, the second bevel gear is rotatably arranged at one side of the support seat and meshes with the first bevel gear, the crank is arranged on the rotating shaft of the second bevel gear, and the lifting plate and the lifting seat are detachably connected.

2. A portable steel bar lifting tool according to claim 1, characterized in that: The support seat is provided with an accommodating cavity, and the accommodating cavity is suitable for the lifting seat to move inside the accommodating cavity along the length direction of the screw rod.

3. A portable steel bar lifting tool according to claim 2, characterized in that: The two sides of the support seat that are far away from each other are respectively provided with guide grooves connected to the accommodating cavity, and the two sides of the lifting seat are respectively provided with guide parts, and the two guide parts correspond to the two guide grooves one by one and are slidably connected.

4. A portable steel bar lifting tool according to claim 3, characterized in that: A first docking structure is disposed at one end of the outer side of the guide portion, and a second docking structure is disposed at one end of the lifting plate. The first docking structure and the second docking structure are detachably connected.

5. A portable steel bar lifting tool according to claim 4, characterized in that: The first docking structure includes a first docking surface and a docking slot. The first docking surface is arranged at one end of the outer side of the guide portion. There are two docking slots, which are respectively opened on both sides of the guide portion.

6. A portable steel bar lifting tool according to claim 5, characterized in that: The second docking structure includes a second docking surface and two docking blocks. The two docking blocks correspond to and match the two docking slots respectively. When the two docking blocks are completely docked with the two docking slots, the second docking surface abuts against the first docking surface.

7. A portable steel bar lifting tool according to claim 1, characterized in that: The support seat is provided with a slot, and the slot is used to accommodate the lifting plate.

8. The portable steel bar lifting tool according to claim 1, characterized in that: A top plate is arranged on the top of the lifting seat, and a handle is arranged on the top plate.

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