Pan head inner plum blossom screw

Abstract

The utility model relates to the technical field of screws, in particular to a pan head inner plum blossom screw which comprises a screw disc, a threaded column and a plurality of arc strips, the threaded column is fixedly connected with the screw disc, the arc strips are all fixedly connected with the screw disc, the arc strips are all provided with first bevel edge chamfers, the screw disc is provided with plum blossom grooves, the threaded column is provided with second bevel edge chamfers, and the second bevel edge chamfers are provided with second bevel edge chamfers. The threaded column is aligned to the installation position, aligned to the plum blossom groove through an installation tool and rotated to the fixed position through the characteristic of threads, at the moment, the arc strip is embedded into the fixed position, the second bevel edge chamfer is used for removing burrs generated by machining on a part and facilitating part assembly, and in this way, the threaded column is prevented from falling off from a threaded groove, and the machining efficiency is improved. The installation firmness is improved, and the practicability of the threaded column is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of screws, in particular to a pan head torx screw. Background Art

[0002] A screw is a tool that uses the physics and mathematical principles of the inclined circular rotation of an object and the friction force to gradually fasten objects and machine parts. Screw is a general term for fasteners and a daily colloquialism. Screw is an indispensable industrial necessity in daily life. Large screws and nuts are used in engineering, construction, and bridges; transportation equipment, airplanes, trams, and cars use both large and small screws.

[0003] The existing screws are easy to fall off from the screw grooves after installation, which reduces the firmness of the installation and affects the normal use of the screws. Utility Model Content

[0004] The utility model aims to provide a pan head internal plum blossom screw, aiming to solve the problem that the plum blossom pan head screw is easy to fall off from the screw groove after installation, which reduces the installation firmness and affects the normal use of the screw.

[0005] To achieve the above-mentioned purpose, the utility model provides a pan head internal plum blossom screw, comprising a screw disk, a threaded column and a plurality of arc bars, wherein the threaded column is fixedly connected to the screw disk and is located on one side of the screw disk, the plurality of arc bars are fixedly connected to the screw disk and are respectively located on one side of the screw disk, the plurality of arc bars have a first bevel chamfer, the screw disk has a plum blossom groove, and the threaded column has a second bevel chamfer.

[0006] Align the threaded column with the installation position, use the installation tool to align it with the hexagram groove, and then use the characteristics of the thread to turn it into the fixed position. At this time, the arc bar is embedded in the fixed position. The second bevel chamfer is to remove burrs on the parts caused by machining and to facilitate the assembly of parts. In this way, the threaded column can be prevented from falling off the screw groove, the firmness of the installation is improved, and the practicality of the threaded column is guaranteed.

[0007] Among them, the pan head internal hexagon screw also includes an embedded column and a spiral leaf, the embedded column is fixedly connected to the threaded column and is located at one end of the threaded column away from the screw disk, and the spiral leaf is fixedly connected to the embedded column and is located on the outer side wall of the embedded column.

[0008] The embedded column and the spiral blade are easy for workers to insert into the screw groove, which is conducive to rapid installation.

[0009] Wherein, the pan head internal plum blossom screw also includes an outer ring, which is fixedly connected to the screw disk and is located on the outer side wall of the screw disk.

[0010] The outer ring can increase the contact area between the screw disk and the screw groove, so as to better fix the screw disk.

[0011] Wherein, the pan head internal plum blossom screw further includes a rotating rod, the outer ring has a threaded hole, and the threaded hole is threadably matched with the rotating rod.

[0012] The rotating rod can enable the screw disk to rotate even when the hexalobular slot slips, thereby ensuring the convenience of the screw disk.

[0013] Wherein, the screw disk has a circular chamfer.

[0014] The arc chamfer can remove burrs, making it more beautiful and easier to pick up.

[0015] The utility model provides a pan head internal plum blossom screw, wherein the threaded column is aligned with the installation position, an installation tool is used to align the plum blossom groove, and then the thread is turned into a fixed position by using the characteristics of the thread, at which time the arc strip is embedded in the fixed position, and the second bevel chamfer is used to remove burrs on the parts caused by machining and to facilitate the assembly of parts. In this way, the threaded column is prevented from falling off from the screw groove, the firmness of the installation is improved, and the practicality of the threaded column is guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0017] Figure 1 The utility model is a schematic diagram of the overall structure of the pan head internal plum blossom screw.

[0018] Figure 2 It is an overall right side view of the pan head internal plum blossom screw of the utility model.

[0019] Figure 3 The utility model Figure 2 AA line section view.

[0020] 101-screw disk, 102-threaded column, 103-arc bar, 104-embedded column, 105-spiral blade, 106-outer ring, 107-rotating rod, 108-first bevel chamfer, 109-plum blossom groove, 110-second bevel chamfer, 111-threaded hole, 112-arc chamfer. DETAILED DESCRIPTION

[0021] See also Figures 1 to 3 ,in, Figure 1 It is a schematic diagram of the overall structure of the pan head internal plum blossom screw of the utility model. Figure 2 This is the overall right side view of the pan head internal plum blossom screw of the utility model. Figure 3 The utility model Figure 2 AA line section view.

[0022] The utility model provides a pan head internal plum screw, comprising a screw disc 101, a threaded column 102, a plurality of arc strips 103, an embedded column 104, a spiral leaf 105, an outer ring 106 and a rotating rod 107, wherein the plurality of arc strips 103 all have a first bevel chamfer 108, the screw disc 101 has a plum blossom groove 109, the threaded column 102 has a second bevel chamfer 110, the outer ring 106 has a threaded hole 111, and the screw disc 101 has an arc chamfer 112.

[0023] According to this specific embodiment, the threaded column 102 is fixedly connected to the screw disk 101 and is located on one side of the screw disk 101. The plurality of arc bars 103 are fixedly connected to the screw disk 101 and are respectively located on one side of the screw disk 101. The plurality of arc bars 103 have a first bevel chamfer 108. The screw disk 101 has a plum blossom groove 109. The threaded column 102 has a second bevel chamfer 110. The threaded column 102 is aligned with the installation position, and the plum blossom groove 109 is aligned with the installation tool. Then, the thread is turned into the fixed position using the characteristics of the thread. At this time, the arc bar 103 is embedded in the fixed position. The second bevel chamfer 110 is for removing burrs on the parts caused by machining and for facilitating the assembly of parts. In this way, the threaded column 102 is prevented from falling off from the screw groove, the firmness of the installation is improved, and the practicality of the threaded column 102 is ensured.

[0024] Among them, the embedded column 104 is fixedly connected to the threaded column 102 and is located at the end of the threaded column 102 away from the screw disk 101. The spiral leaf 105 is fixedly connected to the embedded column 104 and is located on the outer wall of the embedded column 104. The threaded column 102 is aligned with the installation position, and the installation tool is used to align the plum blossom groove 109, and then the thread is turned into the fixed position using the characteristics of the thread. At this time, the arc bar 103 is embedded in the fixed position. The second bevel chamfer 110 is to remove burrs on the parts caused by machining, and to facilitate the assembly of parts. In this way, the threaded column 102 is prevented from falling off from the screw groove, the firmness of the installation is improved, and the practicality of the threaded column 102 is ensured. The embedded column 104 and the spiral leaf 105 are easy for the staff to insert into the screw groove, which is conducive to quick installation.

[0025] Secondly, the outer ring 106 is fixedly connected to the screw disk 101 and is located on the outer side wall of the screw disk 101. The threaded column 102 is aligned with the installation position, and the installation tool is used to align the hexagram groove 109. Then, the thread is turned into the fixed position using the characteristics of the thread. At this time, the arc bar 103 is embedded in the fixed position. The second bevel chamfer 110 is to remove burrs on the parts caused by machining, and to facilitate the assembly of parts. In this way, the threaded column 102 is prevented from falling off from the screw groove, the firmness of the installation is improved, and the practicality of the threaded column 102 is ensured. The outer ring 106 can increase the contact area between the screw disk 101 and the screw groove, so as to better fix the screw disk 101.

[0026] At the same time, the outer ring 106 has a threaded hole 111, and the threaded hole 111 is threadedly matched with the rotating rod 107. The threaded column 102 is aligned with the installation position, and the installation tool is used to align it with the hexagram groove 109, and then the thread is turned into the fixed place using the characteristics of the thread. At this time, the arc bar 103 is embedded in the fixed place. The second bevel chamfer 110 is to remove burrs on the parts caused by machining, and to facilitate the assembly of parts. In this way, the threaded column 102 is prevented from falling off from the screw groove, the firmness of the installation is improved, and the practicality of the threaded column 102 is ensured. The rotating rod 107 can be rotated when the hexagram groove 109 slips, and the screw disk 101 can still be rotated, thereby ensuring the convenience of the screw disk 101.

[0027] In addition, the screw disk 101 has an arc chamfer 112. The threaded column 102 is aligned with the installation position, and the installation tool is used to align it with the hexagram groove 109. Then, the thread is turned into a fixed position using the characteristics of the thread. At this time, the arc bar 103 is embedded in the fixed position. The second bevel chamfer 110 is to remove burrs on the parts caused by machining, and to facilitate the assembly of parts. In this way, the threaded column 102 is prevented from falling off the screw groove, the firmness of the installation is improved, and the practicality of the threaded column 102 is ensured. The arc chamfer 112 can remove burrs, making it more beautiful and easier to pick up.

[0028] When using the pan head internal plum blossom screw of the utility model, align the threaded column 102 with the installation position, use the installation tool to align the plum blossom groove 109, and then use the characteristics of the thread to turn it into the fixed place. At this time, the arc bar 103 is embedded in the fixed place. The second bevel chamfer 110 is to remove burrs on the parts caused by machining and to facilitate part assembly. The embedded column 104 and the spiral leaf 105 are convenient for the staff to insert into the screw groove, which is conducive to quick installation. The rotating rod 107 can ensure that the screw disk 101 can still rotate when the plum blossom groove 109 slips, thereby ensuring the convenience of the screw disk 101. The arc chamfer 112 can remove burrs, making it more beautiful and easier to pick up. In this way, the threaded column 102 is prevented from falling off from the screw groove, thereby improving the firmness of the installation and ensuring the practicality of the threaded column 102.

[0029] The above disclosure is only a preferred embodiment of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiment and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A pan head torx screw, characterized in that: It includes a screw disk, a threaded column and a plurality of arc bars, wherein the threaded column is fixedly connected to the screw disk and is located on one side of the screw disk, the plurality of arc bars are fixedly connected to the screw disk and are respectively located on one side of the screw disk, the plurality of arc bars have a first bevel chamfer, the screw disk has a plum blossom groove, and the threaded column has a second bevel chamfer.

2. The pan head torx screw according to claim 1, characterized in that: The pan head internal hexagon screw also includes an embedded column and a spiral leaf. The embedded column is fixedly connected to the threaded column and is located at one end of the threaded column away from the screw disk. The spiral leaf is fixedly connected to the embedded column and is located on the outer side wall of the embedded column.

3. The pan head torx screw according to claim 2, characterized in that: The pan head internal plum blossom screw also includes an outer ring, which is fixedly connected to the screw disk and is located on the outer side wall of the screw disk.

4. The pan head torx screw according to claim 3, characterized in that: The pan head internal plum blossom screw also includes a rotating rod, and the outer ring has a threaded hole, and the threaded hole is threadably matched with the rotating rod.

5. The pan head torx screw according to claim 4, characterized in that: The screw disk has a circular chamfer.

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