Metal conduit bending device

Abstract

The utility model belongs to the technical field of auxiliary tools of building electrical engineering, and particularly relates to a metal conduit bending device. Comprising a connecting plate and a pipe bending unit. The multiple pipe bending units are arranged, and every two adjacent pipe bending units are connected through a connecting plate. Pipe bending units are arranged on the two sides of the connecting plate; each pipe bending unit comprises a pipe bending part and a baffle plate which are matched for use; the pipe bending part is provided with an arc-shaped pipe bending face, the baffle is located on the outer side of one end of the arc-shaped pipe bending face, and a distance for a metal guide pipe to pass through is formed between the baffle and the arc-shaped pipe bending face. And the bending directions of the arc-shaped pipe bending surfaces of the pipe bending parts of the pipe bending units are consistent, and the bending degrees are the same. And the bending degrees of a plurality of bent metal conduits can be the same at the same time. The structure is simple, the operation is convenient, and the efficiency is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of auxiliary tooling for building electrical engineering, and particularly relates to a metal conduit bending device. Background Art

[0002] Wires in building electrical engineering are often arranged in metal conduits. When installed openly, they not only play a role in protecting the wires but also in regularizing the wires. Some metal conduits need to be bent to adapt to the bending trend of the wires at certain positions. The common practice is for workers to bend the metal conduits with a pipe bender. However, the existing pipe benders have the disadvantages of being able to bend only one metal conduit each time and having low efficiency. Moreover, there is a technical problem that the bending degrees of multiple bent metal conduits are likely to be inconsistent. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is to provide a metal conduit bending device that can make the bending degrees of multiple bent metal conduits the same at the same time.

[0004] The technical solution adopted by the utility model to solve its technical problem is: a metal conduit bending device, including a connecting plate and bending units; a plurality of the bending units are provided, and adjacent two of the bending units are connected by the connecting plate; the bending units are arranged on both sides of the connecting plate;

[0005] Each of the bending units includes a bending component and a baffle used in cooperation; the bending component has an arc-shaped bending surface, the baffle is located outside one end of the arc-shaped bending surface, and there is a spacing for the metal conduit to pass between the baffle and the arc-shaped bending surface; the bending directions of the arc-shaped bending surfaces of the bending components of each bending unit are the same and the bending degrees are the same.

[0006] Further, it also includes end plates. The connecting plate and the bending units are connected to form a bending body with a multi-layer structure, and the end plates are connected to both ends of the bending body in the stacking and extending direction;

[0007] The bending units located at both ends of the bending body in the stacking and extending direction are used as end bending units, and the end bending units are located between the end plates and the connecting plate.

[0008] Further, the bending component is an arc-shaped plate, and the outer side surface of the arc-shaped plate serves as the arc-shaped bending surface.

[0009] Further, both the connecting plate and the end plates are in a fan-shaped structure;

[0010] The outer side surface of the arc-shaped plate faces away from the center of the fan-shaped structure;

[0011] The centers of the multiple sector structures are collinear and serve as the design reference point O of the elbow unit; the distances from the arc-shaped elbow surface to the design reference point O increase successively along the stacking and extending direction of the elbow body.

[0012] Further, the central angle of the sector structure is a right angle.

[0013] Further, it further includes a handheld part connected to the end plate.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows: The present utility model provides a metal conduit bending device, which can make the bending degrees of multiple bent metal conduits the same simultaneously. It has the advantages of simple structure, convenient operation, high efficiency, etc. Description of the Drawings

[0015] Figure 1 is the front view structural schematic diagram of the present utility model;

[0016] Figure 2 is the perspective structural schematic diagram of the present utility model (wherein the handheld part is not shown);

[0017] Figure 3 is the position schematic diagram of the handheld part in the present utility model;

[0018] Reference numerals: 1 - connecting plate; 2 - elbow unit; 201 - elbow component; 202 - baffle; 203 - spacing; 3 - end plate; 4 - handheld part. Detailed Embodiments

[0019] The present utility model will be further described below with reference to the drawings and embodiments.

[0020] A metal conduit bending device includes a connecting plate 1 and an elbow unit 2; a plurality of the elbow units 2 are provided, and two adjacent elbow units 2 are connected by the connecting plate 1; the elbow units 2 are arranged on both sides of the connecting plate 1; each elbow unit 2 includes a cooperating elbow component 201 and a baffle 202; the elbow component 201 has an arc-shaped elbow surface, the baffle 202 is located outside one end of the arc-shaped elbow surface, and there is a spacing 203 for the metal conduit to pass through between the baffle 202 and the arc-shaped elbow surface; the bending directions of the arc-shaped elbow surfaces of the elbow components 201 of each elbow unit 2 are the same and the bending degrees are the same.

[0021] The connecting plate 1 provides connection support for the bent pipe unit 2. The bent pipe component 201 and the baffle 202 in the bent pipe unit 2 are both welded to the connecting plate 1. The outer side of the arc-shaped bent pipe surface refers to the protruding side of the arc-shaped bent pipe surface. The arc-shaped bent pipe surface of the bent pipe component 201 and the baffle 202 jointly provide support for the bending of the metal conduit. One end of the metal conduit is inserted into the spacing 203, and the baffle 202 limits the metal conduit. By bending the other end of the metal conduit against the arc-shaped bent pipe surface, the metal conduit is bent. By arranging a plurality of bent pipe units 2, the bending degrees of multiple bent metal conduits can be made the same simultaneously.

[0022] In order to improve the structural strength of the bent pipe units 2 at both ends of the bent pipe body in the stacking and extending direction. Preferably, an end plate 3 is further included. The connecting plate 1 is connected to the bent pipe unit 2 to form a bent pipe body with a multi-layer structure. Both ends of the bent pipe body in the stacking and extending direction are connected with the end plate 3; the bent pipe units 2 at both ends of the bent pipe body in the stacking and extending direction are used as end bent pipe units, and the end bent pipe units are located between the end plate 3 and the connecting plate 1. Specifically, the bent pipe component 201 and the baffle 202 in the end bent pipe unit are both welded to the end plate 3. The multi-layer structure of the bent pipe body means that a plurality of bent pipe units 2 are arranged at intervals in a straight line direction, specifically spaced by the connecting plate 1. The stacking and extending direction of the bent pipe body refers to the extending direction in which a plurality of bent pipe units 2 are arranged at intervals in a straight line direction.

[0023] The bent pipe component 201 can be a block structure. In order to reduce the weight of the device, preferably, the bent pipe component 201 is an arc-shaped plate, and the outer side surface of the arc-shaped plate is used as the arc-shaped bent pipe surface.

[0024] The connecting plate 1 and the end plate 3 can be circular structures, square structures, etc. Preferably, the connecting plate 1 and the end plate 3 are both fan-shaped structures; the outer side surface of the arc-shaped plate is opposite to the center of the fan-shaped structure; the centers of a plurality of the fan-shaped structures are collinear and serve as the design reference point O of the bent pipe unit 2; the distance between the arc-shaped bent pipe surface and the design reference point O increases sequentially along the stacking and extending direction of the bent pipe body. Preferably, the radius of the fan-shaped structure increases sequentially along the stacking and extending direction of the bent pipe body.

[0025] As a further preference, the central angle of the fan-shaped structure is a right angle.

[0026] In order to facilitate holding, preferably, a holding part 4 connected to the end plate 3 is further included, and the holding part 4 is located on the side of the end plate 3 opposite to the bent pipe unit 2. Specifically, the holding part 4 is a rectangular pipe welded to the end plate 3. As a further preference, the bent pipe unit 2 with the largest distance between the arc-shaped bent pipe surface and the design reference point O is arranged adjacent to the holding part 4.

[0027] The embodiments of the specific implementation manners are all preferred embodiments of the present utility model, and do not limit the protection scope of the present utility model accordingly. Any equivalent changes made according to the structure, shape, and principle of the present utility model shall be covered within the protection scope of the present utility model.

Claims

1. Metal conduit bending device, characterized in that: It includes a connecting plate (1) and an elbow unit (2); a plurality of the elbow units (2) are provided, and two adjacent elbow units (2) are connected by the connecting plate (1); the elbow units (2) are arranged on both sides of the connecting plate (1). Each elbow unit (2) includes a cooperating elbow component (201) and a baffle (202); the elbow component (201) has an arc-shaped elbow surface, the baffle (202) is located outside one end of the arc-shaped elbow surface, and there is a spacing (203) for a metal conduit to pass between the baffle (202) and the arc-shaped elbow surface; the bending directions of the arc-shaped elbow surfaces of the elbow components (201) of each elbow unit (2) are the same and the bending degrees are the same.

2. The metal conduit bending device according to claim 1, characterized in that: It further includes end plates (3), the connecting plate (1) and the elbow units (2) are connected to form an elbow body with a multi-layer structure, and the end plates (3) are connected to both ends of the elbow body in the stacking and extending direction. The elbow units (2) located at both ends of the elbow body in the stacking and extending direction are used as end elbow units, and the end elbow units are located between the end plates (3) and the connecting plate (1).

3. The metal conduit bending device according to claim 2, wherein: The elbow component (201) is an arc-shaped plate, and the outer side surface of the arc-shaped plate is used as the arc-shaped elbow surface.

4. The metal conduit bending device according to claim 3, wherein: The connecting plate (1) and the end plates (3) are both fan-shaped structures. The outer side surface of the arc-shaped plate faces away from the center of the fan-shaped structure; the centers of the plurality of fan-shaped structures are collinear and are used as the design reference point O of the elbow unit (2); the distance between the arc-shaped elbow surface and the design reference point O increases in sequence along the stacking and extending direction of the elbow body.

5. The metal conduit bending device according to claim 4, wherein: The central angle of the fan-shaped structure is a right angle.

6. The metal conduit bending device according to claim 2, characterized in that: It further includes a hand-held part (4) connected to the end plate (3).

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