Anti-loose stainless steel fastener with wedge-shaped structure

Abstract

The utility model provides an anti-loose stainless steel fastener with a wedge-shaped structure, which comprises a fastening rotating rod, a tightening nut is fixedly connected on the inner wall of the top of the fastening rotating rod, a wedge-shaped nut is arranged on the inner wall of the side end of the fastening rotating rod, a concave nut is arranged on the inner wall of the bottom of the wedge-shaped nut, and a locking nut is arranged on the inner wall of the top of the fastening rotating rod. A reset spring is connected to the inner wall of the side end of the annular groove, a limiting rod is connected to the inner wall of the side end of the reset spring, and fastening grooves are fixedly connected to the inner walls of the two ends of the concave nut. According to the anti-loosening stainless steel fastener of the wedge-shaped structure, in order to enhance the stability of a device in daily use, the position fixity between workpieces can be remarkably improved through the synergistic effect of the limiting block and the limiting rod, and therefore the position loosening phenomenon in the using process is reduced. And in actual use of the device, a worker can flexibly adjust the length of the fastening rotating rod according to specific requirements so as to meet various requirements of daily use.

Description

TECHNICAL FIELD

[0001] The utility model relates to fastener equipment technical field especially relates to a wedge structure anti -loose stainless steel fastener. BACKGROUND

[0002] With the progress of science and technology, various new materials are emerging, such as stainless steel, aluminum alloy, high-strength alloy steel, titanium alloy, etc. are applied to fastener manufacturing. Stainless steel material has good corrosion resistance, is suitable for outdoor, chemical and other harsh environments; aluminum alloy material is light in weight and high in strength, is often used in aerospace and other fields with strict weight requirements; high-strength alloy steel and titanium alloy have higher strength and toughness, and can meet the connection requirements under some special working conditions.

[0003] The current fastener is usually directly installed by using a bolt and a nut in the application process. However, in long-term use, the workpiece is prone to looseness, which will affect its normal function. In addition, the installation process is relatively complex and not convenient to use.

[0004] Therefore, it is necessary to provide a wedge structure anti-loose stainless steel fastener to solve the above technical problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model provides a wedge structure anti-loose stainless steel fastener, solves the problem that the existing device workpiece installation process is relatively complex and not convenient to use.

[0006] In order to solve the above technical problems, the utility model provides a wedge structure anti-loose stainless steel fastener, which comprises: a fastening rotating rod, a tightening nut is fixedly connected to the inner wall at the top of the fastening rotating rod, a tightening groove is fixedly connected to the inner wall in the middle of the tightening nut, a wedge nut is arranged on the inner wall of the side end of the fastening rotating rod, a rotating clamping block is fixedly connected to the inner wall at the bottom of the wedge nut, limit blocks are installed and connected to the inner walls at both ends of the rotating clamping block, limit holes are fixedly connected to the inner wall of the side end of the limit block, slope sliding grooves are installed and connected to the inner wall of the side end of the limit hole, a concave nut is arranged on the inner wall at the bottom of the wedge nut, tightening cavities are fixedly connected to the inner walls in the middle of the wedge nut and the concave nut, fixed clamping grooves are fixedly connected to the inner walls at both ends of the concave nut, limit cavities are fixedly connected to the inner walls at both ends of the limit cavity, annular grooves are fixedly connected to the inner walls of the side end of the annular groove, reset springs are installed and connected to the inner wall of the side end of the reset spring, limit rods are installed and connected to the inner wall of the side end of the reset spring, fastening grooves are fixedly connected to the inner walls at both ends of the concave nut, and mounting bolts are installed and connected in the fastening grooves.

[0007] Preferably, wear-resistant pads are installed and connected to the inner walls of the side end of the tightening groove.

[0008] Preferably, the inner wall of both ends of the tightening nut is fixedly connected with an auxiliary groove, and the inner wall of the side end of the tightening nut is installed and connected with an anti-skid tooth.

[0009] Preferably, the inner wall of the bottom of the fastening rotating rod is fixedly connected with a fixed hole, the fixed hole is installed and connected with a clamping block, the inner wall of the bottom of the clamping block is fixedly connected with an auxiliary fastening rod, the inner wall of both ends of the fixed hole and the clamping block is fixedly connected with a fastening hole, and the fastening hole is installed and connected with a fastening bolt.

[0010] Preferably, the inner wall of both ends of the fixed hole is fixedly connected with a limiting sliding groove, and the inner wall of both ends of the clamping block is installed and connected with a limiting sliding block.

[0011] Preferably, the inner wall of both ends of the wedge-shaped nut is fixedly connected with a fixed block.

[0012] Compared with the related art, the wedge-shaped structure anti-loose stainless steel fastener has the following beneficial effects:

[0013] The wedge-shaped structure anti-loose stainless steel fastener has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A structure schematic view of a preferred embodiment of the wedge-shaped structure anti-loose stainless steel fastener is shown in the figure;

[0015] Figure 2 A structure schematic view of the wedge-shaped structure anti-loose stainless steel fastener is shown in the figure; Figure 1 A structure schematic view of the wedge-shaped structure anti-loose stainless steel fastener is shown in the figure;

[0016] Figure 3 A structure schematic view of the wedge-shaped structure anti-loose stainless steel fastener is shown in the figure; Figure 1 A front view structure schematic view of the wedge-shaped structure anti-loose stainless steel fastener is shown in the figure;

[0017] Figure 4 A structure schematic view of the wedge-shaped structure anti-loose stainless steel fastener is shown in the figure; Figure 1 A structure schematic view of the wedge-shaped structure anti-loose stainless steel fastener is shown in the figure;

[0018] Figure 5 A structure schematic view of the wedge-shaped structure anti-loose stainless steel fastener is shown in the figure; Figure 1 A structure schematic view of the wedge-shaped structure anti-loose stainless steel fastener is shown in the figure;

[0019] Figure 6 A structure schematic view of the wedge-shaped structure anti-loose stainless steel fastener is shown in the figure;Figure 1 The structure diagram of the recessed nut shown.

[0020] The figure mark: 1, fastening rotating rod, 2, tightening nut, 3, tightening groove, 4, wear-resistant pad, 5, anti-skid tooth, 6, auxiliary groove, 7, fixing hole, 8, limiting sliding slot, 9, fastening hole, 10, auxiliary fastening rod, 11, clamping block, 12, limiting sliding block, 13, fastening bolt, 14, wedge nut, 15, fixed block, 16, rotating clamping block, 17, limiting block, 18, limiting hole, 19, slope sliding slot, 20, recessed nut, 21, fixed clamping groove, 22, limiting cavity, 23, annular groove, 24, reset spring, 25, limiting rod, 26, fastening groove, 27, mounting bolt, 28, tightening cavity. DETAILED DESCRIPTION

[0021] The utility model will be further described below in combination with the drawings and embodiments.

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , Figure 6 Among them, Figure 1 It is the structure diagram of a preferred embodiment of a wedge-shaped structure anti-loose stainless steel fastener provided by the utility model;

[0023] Figure 2 It is the structure diagram of the tightening nut shown in Figure 1 ; Figure 3 It is the front view structure diagram of a wedge-shaped structure anti-loose stainless steel fastener shown in Figure 1 ; Figure 4 It is the structure diagram of the auxiliary fastening rod shown in Figure 1 ; Figure 5 It is the structure diagram of the wedge nut shown in Figure 1 ; Figure 6 It is the structure diagram of the wedge nut shown in Figure 1The structure diagram of the concave nut is shown. A wedge-shaped structure anti-loose stainless steel fastener comprises a fastening rotating rod 1, a tightening nut 2 fixedly connected to the inner wall of the top of the fastening rotating rod 1, a tightening groove 3 fixedly connected to the inner wall of the middle of the tightening nut 2, a wedge-shaped nut 14 arranged on the inner wall of the side end of the fastening rotating rod 1, a rotating clamping block 16 fixedly connected to the inner wall of the bottom of the wedge-shaped nut 14, limit blocks 17 installed and connected to the inner walls of both ends of the rotating clamping block 16, limit hole holes 18 fixedly connected to the inner walls of the side ends of the limit blocks 17, slope sliding grooves 19 installed and connected to the inner walls of the side ends of the limit hole holes 18, a concave nut 20 arranged on the inner wall of the bottom of the wedge-shaped nut 14, tightening cavities 28 fixedly connected to the inner walls of the middle of the wedge-shaped nut 14 and the concave nut 20, fixed clamping grooves 21 fixedly connected to the inner walls of both ends of the concave nut 20, limit cavities 22 fixedly connected to the inner walls of both ends of the fixed clamping grooves 21, annular grooves 23 fixedly connected to the inner walls of both ends of the limit cavities 22, return springs 24 installed and connected to the inner walls of the side ends of the annular grooves 23, limit rods 25 installed and connected to the inner walls of the side ends of the return springs 24, fastening grooves 26 fixedly connected to the inner walls of both ends of the concave nut 20, and mounting bolts 27 installed and connected in the fastening grooves 26.

[0024] The inner walls of the side ends of the tightening groove 3 are each installed and connected with a wear-resistant pad 4, so that the damage of the workpiece in use can be reduced.

[0025] The inner walls of both ends of the tightening nut 2 are each fixedly connected with an auxiliary groove 6, and the inner walls of the side ends of the tightening nut 2 are installed and connected with anti-skid teeth 5, so that the position sliding in use can be reduced.

[0026] The inner wall of the bottom of the fastening rotating rod 1 is fixedly connected with a fixed hole hole 7, the inner part of the fixed hole hole 7 is installed and connected with a clamping block 11, the inner wall of the bottom of the clamping block 11 is fixedly connected with an auxiliary fastening rod 10, the inner walls of both ends of the fixed hole hole 7 and the clamping block 11 are each fixedly connected with a fastening hole hole 9, and the inner part of the fastening hole hole 9 is installed and connected with a fastening bolt 13. During use of the device workpiece, the auxiliary fastening rod 10 can be positioned according to the use requirement, and then is installed and fixed through the fastening bolt 13, so that the workpiece can be more flexibly installed and used.

[0027] The inner walls of both ends of the fixed hole hole 7 are each fixedly connected with a limit sliding groove 8, and the inner walls of both ends of the clamping block 11 are each installed and connected with a limit sliding block 12, so that the accuracy of the device workpiece in use can be improved and the position deviation can be reduced.

[0028] The inner walls of both ends of the wedge-shaped nut 14 are fixedly connected with fixed blocks 15, so that the staff can be conveniently operated and installed.

[0029] The working principle of the wedge-shaped structure anti-loose stainless steel fastener is as follows:

[0030] During daily use, firstly, the wedge-shaped nut 14 can be directly rotated and installed into the inner wall of the fastening rotating rod 1, and then the concave nut 20 is installed and used, when installing, the limiting block 17 on the bottom inner wall of the wedge-shaped nut 14 will first slide through the fixed clamping groove 21 into the limiting cavity 22, when rotated to the appropriate position, the telescopic limiting rod 25 at both ends of the limiting cavity 22 will be automatically clamped into the limiting hole 18 on the inner wall of the limiting block 17 to limit, and then after the workpiece is installed, the installation bolt 27 at both ends is installed and fixed, so as to further reduce the loosening phenomenon of the position between the workpieces.

[0031] Compared with the related art, the wedge-shaped structure anti-loose stainless steel fastener has the following beneficial effects:

[0032] In order to enhance the stability of the device in daily use, the cooperation of the limiting block 17 and the limiting rod 25 can significantly improve the fixing of the position between the workpieces, thereby reducing the loosening phenomenon of the position during use. In addition, this design can also improve the convenience of device connection and simplify the operation process. In actual use, the length of the fastening rotating rod 1 can be flexibly adjusted according to specific needs, so as to meet various needs in daily use.

[0033] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion according to the content of the utility model specification and drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A wedge structure anti-loosening stainless steel fastener, characterized by, Include: The fastening rotating rod, the inside wall of the top is fixedly connected with the tightening nut, the inside wall of the middle of the tightening nut is fixedly connected with the tightening groove, the inside wall of the side end of the fastening rotating rod is provided with the wedge nut, the inside wall of the bottom of the wedge nut is fixedly connected with the rotating clamping block, the inside wall of both ends of the rotating clamping block is connected with the limiting block, the limiting block is fixedly connected with the limiting hole in the side end of the inside wall, the limiting hole is connected with the slope sliding groove in the side end of the inside wall, the bottom of the wedge nut is provided with the concave nut, the inside wall of the middle of the wedge nut, the concave nut is fixedly connected with the tightening cavity, the inside wall of both ends of the concave nut is fixedly connected with the fixed clamping groove, the fixed clamping groove is fixedly connected with the limiting cavity in the bottom of the inside wall, the limiting cavity is fixedly connected with the annular groove in the inside wall of both ends, the annular groove is connected with the reset spring in the side end of the inside wall, the reset spring is connected with the limiting rod in the side end of the inside wall, the inside wall of both ends of the concave nut is fixedly connected with the fastening groove, the fastening groove is connected with the mounting bolt in the inside.

2. A wedge structure anti-loosening stainless steel fastener according to claim 1, characterized in that, The inside wall of the side end of the tightening groove is connected with the wear-resistant pad.

3. The wedge structure anti-loosening stainless steel fastener according to claim 1, characterized in that, The inside wall of both ends of the tightening nut is fixedly connected with the auxiliary groove, and the inside wall of the side end of the tightening nut is connected with the anti-skid tooth.

4. The wedge structure anti-loosening stainless steel fastener according to claim 1, wherein The bottom of the fastening rotating rod is fixedly connected with the fixed hole, the inside of the fixed hole is connected with the clamping block, the bottom of the clamping block is fixedly connected with the auxiliary fastening rod, the inside wall of both ends of the fixed hole, the clamping block is fixedly connected with the fastening hole, the inside of the fastening hole is connected with the fastening bolt.

5. A wedge anchor according to claim 4, wherein: The inside wall of both ends of the fixed hole is fixedly connected with the limiting sliding groove, and the inside wall of both ends of the clamping block is connected with the limiting sliding block.

6. The wedge anchor according to claim 1, wherein: The inside wall of both ends of the wedge nut is fixedly connected with the fixed block.

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