Nut loosening assembly for electric hammer

Abstract

The utility model discloses a nut loosening assembly for an electric hammer, which comprises a wrench head and a mounting handle, the wrench head can be clamped on a nut, the mounting handle is mounted at the tail end of the wrench head and used for being connected with the electric hammer, so that the electric hammer can drive the wrench head to vibrate and loosen the nut, and when the connecting nut on a pipeline needs to be loosened, the mounting handle can be mounted on the electric hammer. The wrench head is clamped on the nut from the side face of the nut, the wrench head can be driven by the electric hammer to vibrate so as to loosen the connecting nut, and compared with an existing nut loosening assembly, the nut loosening assembly can be used for loosening the connecting nut on a pipeline, and therefore the application range is wide.

Description

Technical Field

[0001] The utility model relates to the technical field of nut loosening devices, and particularly relates to a nut loosening assembly for a hammer drill. Background Art

[0002] During the disassembly of pipes such as water pipes or oil pipes, it is necessary to loosen the connection nuts between the pipes. An existing nut loosening assembly for a hammer drill, as Figure 1 shown, includes a nut sleeve 3. A groove 31 for embedding a hexagonal nut is provided inside the nut sleeve 3. An installation handle 2 for connecting with the hammer drill is installed at the tail end of the nut sleeve 3. However, during use, the nut sleeve 3 can only be sleeved on the connection nut along the central axis of the connection nut, and the hammer drill drives the nut sleeve 3 to rotate to loosen the connection nut. However, for the connection nuts on pipes such as water pipes or oil pipes, due to the obstruction of the pipes, the nut sleeve 3 cannot be sleeved on the connection nut along the central axis of the connection nut. Therefore, the connection nuts on pipes such as water pipes or oil pipes cannot be loosened, and the applicable range is small. Content of the Utility Model

[0003] The purpose of the utility model is to overcome the above technical deficiencies, and provide a nut loosening assembly for a hammer drill to solve the technical problems in the background art.

[0004] To achieve the above technical purpose, the technical solution of the utility model provides a nut loosening assembly for a hammer drill, which includes a wrench head and an installation handle. The wrench head can be clamped on the nut, and the installation handle is installed at the tail end of the wrench head for connecting with the hammer drill, so that the hammer drill can drive the wrench head to vibrate and loosen the nut.

[0005] Further, the installation handle is welded to the tail end of the wrench head.

[0006] Further, the installation handle and the wrench head are integrally formed.

[0007] Further, the wrench head is a fixed wrench head.

[0008] Further, the wrench head is a movable wrench head.

[0009] Further, the installation handle is a square handle.

[0010] Further, the installation handle is a round handle.

[0011] The beneficial effects of the utility model include: The utility model provides a nut loosening assembly for a hammer drill. When it is necessary to loosen the connection nut on the pipe, the installation handle can be installed on the hammer drill, and the wrench head can be clamped on the nut from the side of the nut. The hammer drill can drive the wrench head to vibrate to loosen the connection nut. Compared with the existing nut loosening assembly, it can be used to loosen the connection nut on the pipe, so the practical range is wide. Description of the Drawings

[0012] Figure 1 Schematic diagram of the structure of a nut loosening assembly for a hammer drill in the prior art;

[0013] Figure 2 Schematic diagram of the structure of a nut loosening assembly for a hammer drill according to Embodiment 1 of the present invention;

[0014] Figure 3 Schematic diagram of the structure of a nut loosening assembly for a hammer drill according to Embodiment 2 of the present invention;

[0015] Figure 4 Schematic diagram of the structure of a nut loosening assembly for a hammer drill according to Embodiment 3 of the present invention;

[0016] Figure 5 Schematic diagram of the structure of a nut loosening assembly for a hammer drill according to Embodiment 4 of the present invention;

[0017] Figure 6 Schematic diagram of the structure of the wrench head according to Embodiments 3 and 4 of the present invention;

[0018] In the figure: 1. Wrench head; 11. Main body; 111. Slide groove; 112. Limit block; 113. Mounting hole; 12. Fixed clamping block; 13. Slide block; 131. Limit groove; 132. Tooth block; 14. Movable clamping block; 15. Adjusting block; 151. External thread; 2. Mounting handle; 21. First waist groove; 22. Second waist groove; 23. Straight groove; 3. Nut sleeve; 31. Groove. Detailed implementation manners

[0019] In order to make the objectives, technical solutions and advantages of the present invention clearer and more understandable, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0020] Embodiment 1

[0021] This embodiment provides a nut loosening assembly for a hammer drill. As Figure 2 shown, it includes a wrench head 1 and a mounting handle 2. The wrench head 1 can be clamped on the nut, and the mounting handle 2 is installed at the tail end of the wrench head 1 for connecting to the hammer drill, so that the hammer drill can drive the wrench head 1 to vibrate and loosen the nut. When it is necessary to loosen the connecting nut on the pipeline, the mounting handle 2 can be installed on the hammer drill, and the wrench head 1 can be clamped on the nut from the side of the nut. The hammer drill can drive the wrench head 1 to vibrate to loosen the connecting nut. Compared with the existing nut loosening assemblies, it can be used to loosen the connecting nuts on the pipeline, so the practical range is wide.

[0022] In this embodiment, the wrench head 1 is a fixed wrench head. It should be noted that the end of the wrench head 1 is a U-shaped structure.

[0023] In this embodiment, the mounting handle 2 is a square handle. It should be noted that the mounting handle 2 is in the shape of a cuboid and is provided with first waist slots 21 on all four side faces.

[0024] Embodiment 2

[0025] This embodiment provides a nut loosening assembly for a hammer drill. As Figure 3 shown, it includes a wrench head 1 and a mounting handle 2. The wrench head 1 can be clamped on the nut, and the mounting handle 2 is installed at the tail end of the wrench head 1 for connecting to the hammer drill, so that the hammer drill can drive the wrench head 1 to vibrate and loosen the nut. When it is necessary to loosen the connecting nut on the pipeline, the mounting handle 2 can be installed on the hammer drill, and the wrench head 1 can be clamped on the nut from the side of the nut. The hammer drill can drive the wrench head 1 to vibrate to loosen the connecting nut. Compared with the existing nut loosening assemblies, it can be used to loosen the connecting nuts on the pipeline, so the practical range is wide.

[0026] In this embodiment, the wrench head 1 is a fixed wrench head. It should be noted that the end of the wrench head 1 is a U-shaped structure.

[0027] In this embodiment, the mounting handle 2 is a round handle. It should be noted that the mounting handle 2 is in the shape of a cylinder, and two second waist slots 22 are symmetrically arranged on the outer wall of the mounting handle 2 with respect to its central axis. Two straight slots 23 are also symmetrically arranged on the outer wall of the mounting handle 2 with respect to its central axis.

[0028] Embodiment 3

[0029] This embodiment provides a nut loosening assembly for a hammer drill. As Figure 4 、 6 shown, it includes a wrench head 1 and a mounting handle 2. The wrench head 1 can be clamped on the nut, and the mounting handle 2 is installed at the tail end of the wrench head 1 for connecting to the hammer drill, so that the hammer drill can drive the wrench head 1 to vibrate and loosen the nut. When it is necessary to loosen the connecting nut on the pipeline, the mounting handle 2 can be installed on the hammer drill, and the wrench head 1 can be clamped on the nut from the side of the nut. The hammer drill can drive the wrench head 1 to vibrate to loosen the connecting nut. Compared with the existing nut loosening assemblies, it can be used to loosen the connecting nuts on the pipeline, so the practical range is wide.

[0030] In this embodiment, the wrench head 1 is a movable wrench head. It should be noted that the movable wrench head includes a main body 11. A fixed clamping block 12 is installed at one end of the main body 11, and a sliding groove 111 is provided at the other end of the main body 11. A slider 13 is slidably arranged inside the sliding groove 111. A limiting block 112 is arranged on the inner wall of the sliding groove 111, and a limiting groove 131 is arranged on the side wall of the slider 13. The limiting block 112 is slidably arranged inside the limiting groove 131. A movable clamping block 14 is installed at one end of the slider 13. An installation hole 113 communicating with the sliding groove 111 is further provided on the main body 111. An adjusting block 15 is rotatably installed inside the installation hole 113. The adjusting block 15 is cylindrical and an external thread 151 is provided on its side wall. A plurality of tooth blocks 132 are equidistantly arranged on the side wall of the slider 13. The external thread 151 meshes with the tooth blocks 132. When the adjusting block 15 is rotated, the adjusting block 15 can drive the slider 13 to slide inside the sliding groove 111, thereby driving the movable clamping block 14 to move and adjusting the distance between the movable clamping block 14 and the fixed clamping block 12 to be suitable for clamping connection nuts of different sizes.

[0031] In this embodiment, the installation handle 2 is a square handle. It should be noted that the installation handle 2 is cuboid-shaped and first waist grooves 21 are provided on all four side surfaces.

[0032] Embodiment 4

[0033] This embodiment provides a nut loosening assembly for a hammer drill, as Figure 5 , 6 shown, which includes a wrench head 1 and an installation handle 2. The wrench head 1 can be clamped on the nut. The installation handle 2 is installed at the tail end of the wrench head 1 for connecting to the hammer drill so that the hammer drill can drive the wrench head 1 to vibrate and loosen the nut. When it is necessary to loosen the connection nut on the pipeline, the installation handle 2 can be installed on the hammer drill, the wrench head 1 can be clamped on the nut from the side of the nut, and the hammer drill can drive the wrench head 1 to vibrate to loosen the connection nut. Compared with the existing nut loosening assemblies, it can be used to loosen the connection nuts on the pipeline, so the practical range is wide.

[0034] In this embodiment, the wrench head 1 is a movable wrench head. It should be noted that the movable wrench head includes a main body 11. A fixed clamping block 12 is installed at one end of the main body 11. A sliding groove 111 is provided at the other end of the main body 11. A slider 13 is slidably arranged inside the sliding groove 111. A limiting block 112 is arranged on the inner wall of the sliding groove 111. A limiting groove 131 is arranged on the side wall of the slider 13. The limiting block 112 is slidably arranged inside the limiting groove 131. A movable clamping block 14 is installed at one end of the slider 13. An installation hole 113 communicating with the sliding groove 111 is further provided on the main body 111. An adjusting block 15 is rotatably installed inside the installation hole 113. The adjusting block 15 is cylindrical and an external thread 151 is provided on its side wall. A plurality of tooth blocks 132 are equidistantly arranged on the side wall of the slider 13. The external thread 151 meshes with the tooth blocks 132. When the adjusting block 15 is rotated, the adjusting block 15 can drive the slider 13 to slide inside the sliding groove 111, thereby driving the movable clamping block 14 to move and adjusting the distance between the movable clamping block 14 and the fixed clamping block 12 to be suitable for clamping connection nuts of different sizes.

[0035] In this embodiment, the installation handle 2 is a circular handle. It should be noted that the installation handle 2 is cylindrical. Two second waist grooves 22 are symmetrically arranged on the outer wall of the installation handle 2 with respect to its central axis. Two straight grooves 23 are also symmetrically arranged on the outer wall of the installation handle 2 with respect to its central axis.

[0036] The specific embodiments of the present invention described above do not constitute a limitation to the protection scope of the present invention. Any other corresponding changes and deformations made according to the technical concept of the present invention should be included within the protection scope of the claims of the present invention.

Claims

1. A nut loosening component for an electric hammer, characterized in that, It includes a wrench head (1) and a mounting handle (2). The wrench head (1) can be clamped on a nut, and the mounting handle (2) is installed at the tail end of the wrench head (1) for connecting to a hammer drill, so that the hammer drill can drive the wrench head (1) to vibrate and loosen the nut.

2. The nut loosening assembly for an electric hammer according to claim 1, wherein The mounting handle (2) is welded to the tail end of the wrench head (1).

3. The nut loosening assembly for an electric hammer according to claim 1, characterized in that, The mounting handle (2) and the wrench head (1) are integrally formed.

4. A nut loosening assembly for an electric hammer according to claim 1, characterized in that, The wrench head (1) is a fixed wrench head.

5. A nut loosening assembly for an electric hammer according to claim 1, characterized in that, The wrench head (1) is a movable wrench head.

6. The nut loosening assembly for an electric hammer according to claim 1, characterized in that, The mounting handle (2) is a square handle.

7. The nut loosening assembly for an electric hammer according to claim 1, characterized in that, The mounting handle (2) is a round handle.

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