Anti-torsion device

Abstract

The utility model discloses an anti-torsion device, which relates to the technical field of anti-torsion devices and comprises a pipeline bottom shell, a radiating fin is fixedly arranged on the back of the pipeline bottom shell, a pipeline foot pad is fixedly arranged on the outer side of the radiating fin, a fastening sleeve is fixedly arranged on the pipeline bottom shell, a wear-resistant pipe fixing piece is mounted on the inner side of the fastening sleeve in a threaded manner, and the wear-resistant pipe fixing piece is fixedly arranged on the pipeline bottom shell. A wear-resistant pipe is arranged on the wear-resistant pipe fixing piece, a TPU buffer pipe is arranged on the outer side of the wear-resistant pipe in a sleeving mode, a conical spring is embedded in the TPU buffer pipe, and a fastening nut is installed on the wear-resistant pipe fixing piece in a threaded mode. The end, matched with the TPU buffer pipe, of the wear-resisting pipe fixing piece is of a circular arc groove structure in the radial direction, meanwhile, a groove is formed in the axial direction, the TPU buffer pipe is matched with a boss to prevent rotation, the wear-resisting pipe fixing piece is fixed to the pipeline bottom shell through platform matching, and meanwhile the interior and the exterior of the pipeline bottom shell are in threaded tight connection with the fixing ring through fastening nuts. And torsion prevention can be realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to a twist -proof device technical field especially is a kind of twist -proof device. BACKGROUND

[0002] Camera module is a modular product integrated with multiple components, used for capturing images;

[0003] It is mainly composed of lens, image sensor, digital signal processor and wire harness key components, lens is responsible for focusing light on image sensor, image sensor then converts light into electrical signal, digital signal processor then processes these signals to improve image quality and clarity, in addition, module can also contain filter, infrared filter, optical anti-shake and other auxiliary components to further improve performance.

[0004] In camera module, the wire harness inside is often twisted due to camera module rotation, and the service life of wire harness can be affected under long-term use. Therefore, we propose a twist -proof device to solve the above technical problems. UTILITY MODEL CONTENT

[0005] Therefore, the utility model aims at the lack, and its main purpose is to provide a twist -proof device, which aims to solve the above problems.

[0006] To achieve the above object, the utility model adopts the following technical scheme: including pipeline bottom shell, the back of the pipeline bottom shell is fixedly provided with fin, the outer side of the fin is fixedly provided with pipeline foot pad, the pipeline bottom shell is fixedly provided with fastening sleeve, the inner side of the fastening sleeve is screw-mounted with wear-resistant pipe fixing part, the wear-resistant pipe fixing part is provided with wear-resistant pipe, the outer side of the wear-resistant pipe is sleeved with TPU buffer pipe, the inside of the TPU buffer pipe is embedded with conical spring, the wear-resistant pipe fixing part is screw-mounted with fastening nut, the connecting place between the pipeline bottom shell and the fastening nut is provided with second O ring, the wear-resistant pipe fixing part extends to the inner side of the pipeline bottom shell and is screw-connected with fixing ring.

[0007] As a preferred scheme, the first O ring is arranged between the fixing ring and the second O ring on the wear-resistant pipe.

[0008] As a preferred scheme, the TPU buffer pipe is arranged on the inner side of the fastening sleeve.

[0009] As a preferred scheme, the TPU buffer pipe adopts soft glue TPU, and the conical spring embedded in the TPU buffer pipe is stainless steel conical spring with line diameter 0.3mm.

[0010] As a preferred solution, the wear-resistant pipe fixing part is radially provided with a circular arc groove structure at the matching end of the TPU buffer pipe.

[0011] As a preferred solution, the pipeline bottom shell is made of high-strength PC+GF material.

[0012] As a preferred solution, the fastening sleeve, wear-resistant pipe fixing part, fixing ring and heat sink are made of any one of stainless steel and aluminum.

[0013] The utility model discloses have obvious advantage and beneficial effect compared with prior art, specifically speaking, from the above technical scheme can know, it mainly is:

[0014] The device is fixedly arranged on the pipeline bottom shell and is used for loading and limiting the wear-resistant pipe fixing part, so that it is stably located on the inner side of the fastening sleeve, the wear-resistant pipe fixing part is screwed on the inner side of the fastening sleeve and is used for connecting the wear-resistant pipe, the wear-resistant pipe is fixed, the wear-resistant pipe arranged on the wear-resistant pipe fixing part can play the role of wear resistance, and the front-end camera module is twisted more conveniently in use by rotating the wear-resistant pipe, the TPU buffer pipe is matched with the conical spring embedded in the inside of the TPU buffer pipe, the surface softness problem can be improved, and the strength and hardness of the buffer pipe are greatly improved after the internal spring is coated.

[0015] The wear-resistant pipe fixing part is radially provided with a circular arc groove structure at the matching end of the TPU buffer pipe, and there is a groove in the axial direction, the TPU buffer pipe is matched with a boss to prevent rotation, the wear-resistant pipe fixing part is matched with the pipeline bottom shell by a platform, and is fixed by a fastening nut and a fixing ring in screwing connection with the inner and outer pipeline bottom shell, so that the anti-twisting can be realized.

[0016] In order to more clearly set forth the structural features and functions of the utility model, the utility model will be described in detail below in combination with the drawings and specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the front view structure schematic diagram of the embodiment of the utility model;

[0018] Figure 2 is the local structure side view cut schematic diagram of the embodiment of the utility model;

[0019] Figure 3 is the rear view structure schematic diagram of the embodiment of the utility model;

[0020] Figure 4 is the TPU buffer pipe structure schematic diagram of the embodiment of the utility model;

[0021] Figure 5It is the schematic view of the conical spring structure of the embodiment of the utility model.

[0022] Mark explanation:1, wear -resisting pipe;2, TPU buffer pipe;3, conical spring;4, fastening sleeve;5, wear -resisting pipe fixing spare;6, fastening nut;7, pipeline foot pad;8, fin;9, pipeline bottom shell;10, fixed ring;11, first O ring;12, second O ring. DETAILED DESCRIPTION

[0023] In order to make the utility model purposes, technical scheme and advantage are more clear and obvious, the following is combined with the drawing and embodiment, and the utility model is further detailedly explained.It should be understood that the specific embodiments described here are only used to explain the utility model, and are not used to limit the utility model.

[0024] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements can also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are used for explanation purposes only.

[0025] Please refer to Figures 1 to 5 The utility model embodiment provides a kind of anti-twist device, including pipeline bottom shell 9, the back of pipeline bottom shell 9 is fixedly arranged with fin 8, the outside of fin 8 is fixedly arranged with pipeline foot pad 7, and the fastening sleeve 4 is fixedly arranged on pipeline bottom shell 9, and the inside of fastening sleeve 4 is screw-mounted with wear -resisting pipe fixing spare 5, wear -resisting pipe fixing spare 5 is provided with wear -resisting pipe 1, wear -resisting pipe 1 is equipped with TPU buffer pipe 2 outside, and TPU buffer pipe 2 is embedded with conical spring 3, wear -resisting pipe fixing spare 5 is screw-mounted with fastening nut 6, and the connecting place of pipeline bottom shell 9 and fastening nut 6 is provided with second O ring 12, and wear -resisting pipe fixing spare 5 extends to the inside of pipeline bottom shell 9 and is screw-connected with fixed ring 10.

[0026] When the device is in use, the heat sink 8 fixedly arranged on the back of the pipeline bottom shell 9 is used for heat dissipation of the pipeline bottom shell 9, and the fastening sleeve 4 fixedly arranged on the pipeline bottom shell 9 is used to load and limit the wear-resistant tube fixing part 5, so that it is firmly located on the inner side of the fastening sleeve 4, and the wear-resistant tube fixing part 5 installed by the inner thread of the fastening sleeve 4 is used to connect the wear-resistant tube 1 and fix the wear-resistant tube 1. The wear-resistant tube 1 set on the wear-resistant tube fixing part 5 can play a wear-resistant role, and the wear-resistant tube 1 is rotated during use, so that the front-end camera module is twisted and used more conveniently. The front-end camera is a mature existing technology and will not be described in detail in this article. The TPU buffer tube 2 sleeved on the outside of the wear-resistant tube 1 and the conical spring 3 embedded in the inside of the TPU buffer tube 2 can improve the problem of soft surface. At the same time, the internal spring coating greatly improves the strength and hardness of the buffer tube, and the elasticity is also greatly improved, and the wear resistance is The tube 1 is made of soft TPU, which is a material with adjustable surface hardness and high strength. At the same time, it is internally coated with a stainless steel conical spring 3 with a wire diameter of 0.3mm. The two are molded using a rubber-coated molding process to combine the TPU buffer tube 2 and the conical spring 3 into one part. The fastening nut 6 threadedly installed on the wear-resistant tube fixture 5 is used to fasten the wear-resistant tube fixture 5. The second O-ring 12 is provided at the connection between the pipeline bottom shell 9 and the fastening nut 6. The second O-ring 12 serves as an elastic element and can effectively reduce vibration and impact in mechanical transmission and protect mechanical parts from wear and damage. The fixing ring 10 threadedly connected to the inner side of the pipeline bottom shell 9 through the wear-resistant tube fixture 5 can ensure that the root of the buffer tube is firmly connected and will not loosen. More specifically, after the pipeline bottom shell 9, the fastening sleeve 4, the wear-resistant tube fixture 5, and the fixing ring 10 are assembled into a whole, it is light and strong, and is not easy to deform or twist after being fixed.

[0027] The TPU buffer tube 2 passes through the fastening sleeve 4 and has an interference fit in the groove with the wear-resistant tube fixing piece 5. Since the surface of the TPU buffer tube 2 is TPU soft rubber, the fastening sleeve presses the TPU buffer tube 2 through a threaded connection interference fit, which can ensure that the root of the TPU buffer tube 2 is firmly connected and will not loosen.

[0028] See also Figure 2 A first O-ring 11 is provided on the wear-resistant tube 1 and between the fixing ring 10 and the second O-ring 12;

[0029] When the device is in use, the first O-ring 11 disposed on the wear-resistant tube 1 and between the fixing ring 10 and the second O-ring 12 can effectively reduce vibration and impact in mechanical transmission, protecting the device from wear and damage.

[0030] See also Figure 2 , the TPU buffer tube 2 is passed through the inner side of the fastening sleeve 4;

[0031] In the use of the device, the TPU buffer tube 2 is passed through the inner side of the fastening sleeve 4 and the fastening sleeve 4, so that the stability of the TPU buffer tube 2 is enhanced.

[0032] Please refer to Figure 2 The TPU buffer tube 2 is made of soft TPU, and the conical spring 3 embedded in the TPU buffer tube 2 is a stainless steel conical spring with a wire diameter of 0.3 mm.

[0033] In the use of the device, the TPU buffer tube 2 is made of a material with adjustable surface hardness and high strength; meanwhile, the TPU buffer tube 2 is coated with a stainless steel conical spring 3 with a wire diameter of 0.3 mm, and the TPU buffer tube 2 and the conical spring 3 are formed into one part by a mold coating forming process, so that the problem of soft surface of the TPU buffer tube 2 is improved, the strength and hardness of the TPU buffer tube 2 are greatly improved after the TPU buffer tube 2 is coated, and the elasticity is also greatly improved.

[0034] Please refer to Figure 2 The wear-resistant pipe fixing part 5 is provided with a circular arc groove structure at the radial direction of the cooperation end of the TPU buffer tube 2.

[0035] In the use of the device, the wear-resistant pipe fixing part 5 is provided with a circular arc groove structure at the radial direction of the cooperation end of the TPU buffer tube 2, and a groove in the axial direction, and the TPU buffer tube 2 is provided with a boss for cooperation to prevent rotation, and the wear-resistant pipe fixing part 5 is fixed with the pipeline bottom shell 9 by platform cooperation, and is tightly connected with the pipeline bottom shell 9 by the fastening nut 6 and the fixing ring 10, so that the anti-twisting can be realized.

[0036] Please refer to Figure 2 The pipeline bottom shell 9 is made of high-strength polycarbonate and glass fiber material.

[0037] Please refer to Figure 2 The materials of the fastening sleeve 4, the wear-resistant pipe fixing part 5, the fixing ring 10 and the heat sink 8 are any one of stainless steel or aluminum.

[0038] In the use of the device, by selecting any one of stainless steel or aluminum as the material of the fastening sleeve 4, the wear-resistant pipe fixing part 5, the fixing ring 10 and the heat sink 8, the overall strength of the device can be ensured.

[0039] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement and improvement made within the principles of the present application shall be included in the protection scope of the present application.

Claims

1. An anti-twist device, comprising a pipeline bottom shell (9), characterized in that: The back of the pipeline bottom shell (9) is fixedly provided with a heat sink (8), the outer side of the heat sink (8) is fixedly provided with a pipeline foot pad (7), the pipeline bottom shell (9) is fixedly provided with a fastening sleeve (4), the inner side of the fastening sleeve (4) is threadedly installed with a wear-resistant pipe fixing piece (5), the wear-resistant pipe fixing piece (5) is provided with a wear-resistant pipe (1), the outer side of the wear-resistant pipe (1) is provided with a TPU buffer tube (2), the interior of the TPU buffer tube (2) is embedded with a conical spring (3), the wear-resistant pipe fixing piece (5) is threadedly installed with a fastening nut (6), the connection between the pipeline bottom shell (9) and the fastening nut (6) is provided with a second O-ring (12), and the wear-resistant pipe fixing piece (5) extends to the inner side of the pipeline bottom shell (9) and is threadedly connected with a fixing ring (10).

2. The anti-twist device according to claim 1, characterized in that: A first O-ring (11) is provided on the wear-resistant pipe (1) and is located between the fixing ring (10) and the second O-ring (12).

3. The anti-twist device according to claim 1, characterized in that: The TPU buffer tube (2) is passed through the inner side of the fastening sleeve (4).

4. The anti-twist device according to claim 1, characterized in that: The TPU buffer tube (2) is made of soft TPU, and the conical spring (3) embedded in the TPU buffer tube (2) is a stainless steel conical spring with a wire diameter of 0.3 mm.

5. The anti-twist device according to claim 4, characterized in that: The matching ends of the wear-resistant tube fixing piece (5) and the TPU buffer tube (2) radially adopt a circle of circular arc groove structure.

6. The anti-twist device according to claim 1, characterized in that: The pipeline bottom shell (9) is made of high-strength polycarbonate and glass fiber materials.

7. The anti-twist device according to claim 1, characterized in that: The material of the fastening sleeve (4), the wear-resistant tube fixing piece (5), the fixing ring (10) and the heat sink (8) is any one of stainless steel and aluminum.

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