Manual steel bar bender

Abstract

The utility model provides a manual steel bar bender convenient to use in a construction site, which comprises a bottom plate and a pressing rod, and is characterized by further comprising an adjusting plate and a movable plate. One end of the bottom plate is fixedly connected with a first fixing rod; the two adjusting plates are arranged on one side of the first fixing rod, and one ends of the adjusting plates clamp the two side plate faces of the bottom plate, are perpendicular to the bottom plate and are fixedly connected with the bottom plate. One end of one side of the movable plate is provided with a connecting hole, and the other end is fixedly connected with a second fixing rod perpendicular to the surface of the movable plate; the other side end face of the movable plate is fixedly connected with a pressing rod. The movable plate is embedded between the two adjusting plates, and the movable rods penetrate through the adjusting holes and the connecting holes to connect the movable plate and the adjusting plates. The device can improve the control capability of the size of the bent anchor of the steel bar, is not influenced by factors such as weather, has the advantages of reducing potential safety hazards, being convenient to operate and the like, and has high practical application and popularization value.

Description

Technical Field

[0001] The utility model relates to the technical field of building engineering construction, in particular to a manual steel bar bender. Background Art

[0002] In the construction of construction projects, steel bar bending and anchoring is an important part of the steel bar binding and pre-embedding processes. There are three traditional methods for steel bar bending and anchoring:

[0003] 1. When processing steel bars, the production of bent anchor steel bars is completed in advance. However, this method makes it difficult to construct bent anchor steel bars when inserting steel bars, the bending and anchoring direction cannot be guaranteed, and secondary bending may also occur.

[0004] 2. The traditional steel pipe bending method is not conducive to controlling the size of the bend anchor and is very likely to cause damage to the installed formwork.

[0005] 3. Electric steel bar straight bending method: The risk of electric shock is greatly increased when this method is used on humid and rainy days, and the construction is limited.

[0006] Therefore, developing a manual steel bar bender for use on a construction site which is safe and convenient for construction is a technical problem to be solved. Utility Model Content

[0007] Due to the above-mentioned defects in the prior art, the utility model provides a manual rebar bender that is convenient to use on construction sites, which can improve the control ability of the rebar bending anchor size and is not affected by factors such as weather. It has the advantages of reducing safety hazards and easy operation, and has strong practical application and promotion value.

[0008] To achieve the above-mentioned purpose, the utility model provides a manual steel bar bender, comprising a bottom plate and a pressure rod, characterized in that: it also comprises an adjustment plate and a movable plate;

[0009] A first fixing rod is fixedly connected to one end of the bottom plate and is perpendicular to the plate surface of the bottom plate; two adjustment plates are arranged on one side of the first fixing rod, one end of which clamps the two side plate surfaces of the bottom plate, is perpendicular to the bottom plate, and is fixedly connected to the bottom plate; a plurality of adjustment holes are opened on the adjustment plate;

[0010] A connecting hole is opened at one end of one side of the movable plate, and the other end is fixedly connected to a second fixing rod perpendicular to the surface of the movable plate; the end surface on the other side of the movable plate is fixedly connected to the pressure rod; the movable plate is embedded between the two adjustment plates, and the movable rod passes through the adjustment hole and the connecting hole to connect the movable plate and the adjustment plate.

[0011] The steel bar to be bent is inserted into the enclosed area of ​​the first fixed rod, the movable rod and the second fixed rod, and the second fixed rod is driven by the pressure rod to be bent with the movable rod as the fulcrum.

[0012] Furthermore, the end of the bottom plate away from the first fixing rod is provided with a base extending to both sides.

[0013] Furthermore, the first fixing rod is reinforced by a stiffening plate.

[0014] Furthermore, a weight-reducing hole is opened in the middle of the bottom plate.

[0015] Furthermore, the length of the movable rod extending out of the adjustment plate is 10 to 15 cm greater than the diameter of the steel bar to be bent.

[0016] Furthermore, the movable plate is semicircular, and the pressure rod is tangent to the circular edge of the movable plate.

[0017] Furthermore, the movable rod is a screw rod, and the connecting hole is provided with an internal thread that matches with the thread of the movable rod.

[0018] Compared with the prior art, the utility model has the following advantages or beneficial effects:

[0019] (1) The new manual steel bar bender of the utility model clamps the steel bar to be bent into the enclosed area of ​​the first fixed rod, the movable rod and the second fixed rod, uses the movable rod as a fulcrum, and drives the second fixed rod to bend through the pressure rod, which is easy to use, labor-saving and safe;

[0020] (2) The utility model realizes the characteristics of simple assembly and convenient storage by disassembling the movable rod;

[0021] (3) The utility model has a low production cost, has been applied in actual projects, has achieved good results, and has strong versatility. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The present invention and its features, appearance and advantages will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings. The same reference numerals indicate the same parts in all the drawings. The drawings are not drawn completely to scale, and the emphasis is on illustrating the subject matter of the present invention.

[0023] Figure 1 This is a schematic diagram of the three-dimensional structure of a manual steel bar bender in one embodiment of the utility model;

[0024] Figure 2 It is a front view of a manual steel bar bender in one embodiment of the utility model;

[0025] Figure 3 It is a left side view of a manual steel bar bender in one embodiment of the utility model;

[0026] Figure 4A top view of a manual steel bar bender in one embodiment of the utility model;

[0027] Figure 5 The structure of the manual steel bar bender in one embodiment of the utility model is shown in FIG. Figure 1 ;

[0028] Figure 6 The structure of the manual steel bar bender in one embodiment of the utility model is shown in FIG. Figure 2 ;

[0029] Among them, 1. bottom plate; 2. first fixed rod; 3. adjustment plate; 4. movable rod; 5. adjustment hole; 6. movable plate; 7. second fixed rod; 8. pressure rod; 9. connection hole; 10. base; 11. steel bar to be bent. DETAILED DESCRIPTION

[0030] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be understood that all of these exemplary embodiments described are only partial embodiments and examples of the present utility model, rather than all of them. On the contrary, these exemplary embodiments are provided so that those skilled in the art can more thoroughly understand the present disclosure and can more completely convey the technical content of the present disclosure to those skilled in the art.

[0031] Example

[0032] See also Figures 1 to 4 The present embodiment provides a manual steel bar bender, comprising a base plate 1, a pressure rod 8, an adjustment plate 3 and a movable plate 6; a first fixing rod 2 is fixedly connected to one end of the base plate 1 and a plate surface perpendicular to the base plate 1; two adjustment plates 3 are arranged on one side of the first fixing rod 2, one end of which clamps the two side plate surfaces of the base plate 1, is perpendicular to the base plate 1, and is fixedly connected to the base plate 1; a plurality of adjustment holes 5 are opened on the adjustment plate 3; a connecting hole 9 is opened at one end of one side of the movable plate 6, and the other end is fixedly connected to a second fixing rod 7 perpendicular to the plate surface of the movable plate 6; the pressure rod 8 is fixedly connected to the end surface of the other side of the movable plate 6; the movable plate 6 is embedded between the two adjustment plates 3, and the movable rod 4 passes through the adjustment hole 5 and the connecting hole 9 to connect the movable plate 6 and the adjustment plate 3.

[0033] As a preferred technical solution, further: the end of the bottom plate 1 away from the first fixing rod 2 is provided with a base 10 extending to both sides, so that the whole device is more stable when in use.

[0034] As a preferred technical solution, further: the first fixing rod 2 is reinforced by a stiffening plate. The first fixing rod 2 is an end point of the bent steel bar, and reinforcement can increase the bending load of the device.

[0035] As a preferred technical solution, further: a weight-reducing hole is opened in the middle of the bottom plate 1 to reduce the weight of the device and facilitate the movement of the device.

[0036] As a preferred technical solution, further: the length of the movable rod 4 extending out of the adjustment plate 3 is 10 to 15 cm larger than the diameter of the steel bar to be bent, so as to prevent the steel bar from slipping from the side during bending.

[0037] It is understandable that the shape of the movable plate 6 is not limited to a specific shape as long as it can be arranged in the middle of the adjustment plate 3 to facilitate the arrangement of the second fixing rod 7 and the connecting hole 9. As a preferred technical solution, the movable plate 6 is semicircular, and the pressure rod 8 is tangent to the circular edge of the movable plate 6. This structure can reduce the rotation angle of the operator's arm and reduce the workload.

[0038] As a preferred technical solution, further: the movable rod 4 is a screw rod, and the connecting hole 9 is provided with an internal thread, which matches the thread of the movable rod 4. This structure makes the connection of the movable rod more firm and not easy to loosen.

[0039] As an example, the production of the manual steel bar bender includes the following steps:

[0040] 1) A 60mm×12mm steel plate is used to make the bottom plate 1, and a hexagonal hole is opened in the middle to reduce the weight; a first fixing rod is welded to one end (end A) and reinforced with a stiffening plate, and a stable base 10 is welded to the other end (end B);

[0041] 2) Two 60mm×12mm steel plates are used to make the adjustment plates 3, and adjustment holes 5 are processed on the two adjustment plates 3. They are welded to both sides of the A end of the bottom plate 1 to form a whole;

[0042] 3) Use a 12mm steel plate to make the movable plate 6, weld the second fixed rod 7 to one end of the movable plate 6, and connect it to the adjustment plate 3 through the movable rod 4;

[0043] 4) Weld the pressure rod 8 to the movable plate 6.

[0044] When the steel bar needs to be bent, select the appropriate adjustment hole according to the length of the steel bar to be bent and anchored, and install the movable rod 4; see Figure 5 , clamp the steel bar 11 to be bent into the area enclosed by the first fixed rod 2, the movable rod 4 and the second fixed rod 7. Figure 6 , using the movable rod 4 as a fulcrum, pressing the pressure rod 8, and the pressure rod 8 drives the second fixed rod 7 to bend the steel bar 11 to be bent. After the operation is completed, using the movable rod 4 as a node, the device is divided into two parts, dismantled and recycled, packed and stored, and will be used next time.

[0045] In summary, the utility model provides a manual steel bar bender that is convenient to use on the construction site, including a base plate and a pressure rod, characterized in that it also includes an adjustment plate and a movable plate. A first fixing rod is fixedly connected to one end of the base plate, which is perpendicular to the plate surface of the base plate; two adjustment plates are arranged on one side of the first fixing rod, one end of which clamps the two side plate surfaces of the base plate, is perpendicular to the base plate, and is fixed to the base plate; a connecting hole is opened at one end of one side of the movable plate, and the other end is fixedly connected to a second fixing rod perpendicular to the plate surface of the movable plate; the end surface of the other side of the movable plate is fixedly connected to the pressure rod; the movable plate is embedded between the two adjustment plates, and the movable rod passes through the adjustment hole and the connection hole to connect the movable plate and the adjustment plate. The utility model can improve the control ability of the size of the steel bar bending anchor, and is not affected by factors such as weather. It has the advantages of reducing safety hazards and convenient operation, and has a strong practical application and promotion value.

[0046] In the description of the present application, the terms "upper", "lower", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific orientation. Therefore, they should not be understood as limitations on the present invention.

[0047] The above describes the preferred embodiments of the utility model. It should be understood that the utility model is not limited to the above-mentioned specific implementation methods, and the devices and structures that are not described in detail should be understood to be implemented in a common manner in the art; any technician familiar with the art can use the above-disclosed methods and technical contents to make many possible changes and modifications to the technical solutions of the utility model without departing from the scope of the technical solution of the utility model, or modify them into equivalent embodiments of equivalent changes, which does not affect the essential content of the utility model. Therefore, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the utility model without departing from the content of the technical solution of the utility model still falls within the scope of protection of the technical solution of the utility model.

Claims

1. A manual steel bar bender, comprising a base plate (1) and a pressure rod (8), characterized in that: It also includes an adjustment plate (3) and a movable plate (6); A first fixing rod (2) is fixedly connected to one end of the bottom plate (1) and is perpendicular to the plate surface of the bottom plate (1); two adjustment plates (3) are arranged on one side of the first fixing rod (2), one end of which clamps the two side plate surfaces of the bottom plate (1), is perpendicular to the bottom plate (1), and is fixedly connected to the bottom plate (1); a plurality of adjustment holes (5) are opened on the adjustment plate (3); A connecting hole (9) is formed at one end of one side of the movable plate (6), and the other end is fixedly connected to a second fixing rod (7) perpendicular to the plate surface of the movable plate (6); the other end surface of the movable plate (6) is fixedly connected to the pressing rod (8); the movable plate (6) is embedded between the two adjusting plates (3), and the movable rod (4) passes through the adjusting hole (5) and the connecting hole (9) to connect the movable plate (6) and the adjusting plate (3).

2. A manual steel bar bender according to claim 1, characterized in that: The end of the bottom plate (1) away from the first fixing rod (2) is provided with a base (10) extending to both sides.

3. A manual steel bar bender according to claim 1 or 2, characterized in that: The first fixing rod (2) is reinforced by a stiffening plate.

4. A manual steel bar bender according to claim 1 or 2, characterized in that: A weight-reducing hole is provided in the middle of the bottom plate (1).

5. A manual steel bar bender according to claim 1 or 2, characterized in that: The length of the movable rod (4) extending out of the adjustment plate (3) is 10 to 15 cm greater than the diameter of the steel bar to be bent.

6. A manual steel bar bender according to claim 1 or 2, characterized in that: The movable plate (6) is semicircular, and the pressure rod (8) is tangent to the circular edge of the movable plate (6).

7. A manual steel bar bender according to claim 1 or 2, characterized in that: The movable rod (4) is a screw rod, and the connecting hole (9) is provided with an internal thread which matches the thread of the movable rod (4).

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