Integrally-formed plastic snake bone structure

Abstract

An integrally-formed plastic snake bone structure comprises a pipe body, one end of the pipe body is a connecting end, and the end, away from the connecting end, of the pipe body is a probing end. A plurality of connecting shells which are arranged at intervals and connected are arranged between the connecting end and the probing end, the connecting end, the probing end and the connecting shells are connected through connecting blocks and are integrally formed in an injection molding mode, and a pipeline channel is formed in the middle of the pipe body and axially penetrates through the connecting end, the probing end and the connecting shells. Gaps with triangular sections are formed in the two sides of the connecting block, the connecting end, the probing end and the connecting shell can be bent in the radial direction of the pipe body through the gaps, a plurality of grooves are evenly formed in the outer wall of the pipe body, and the grabbing force between the snake bone skin and the outer wall of the pipe body is increased by forming the grooves in the outer wall of the pipe body. Therefore, the snake bone outer skin cannot be clamped in the gap due to slippage when the snake bone is bent, and the service life of the snake bone outer skin is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to a snake bone structure technical field, concretely relates to an integrally formed plastic snake bone structure. BACKGROUND

[0002] In the modern industrial and scientific and technological development process, snake bone structure has wide application in many fields, including reusable endoscope, disposable endoscope, medical operation robot, industrial snake robot, children's toys, medical college teaching material and research institute experiment etc. However, the traditional snake bone structure adopts metal material and is designed in assembled mode, and this mode has many limitations.

[0003] In the prior art, plastic snake bone is used to replace metal snake bone, and the snake bone structure needs to be covered with snake bone skin on the outside during use, but when the snake bone structure works, the snake bone structure is often required to complete bending action, and the snake bone groove gap of the snake bone structure is easy to clamp the snake bone skin when the snake bone skin completes the bending action, so that the snake bone skin is easy to be damaged. UTILITY MODEL CONTENTS

[0004] In order to solve the technical defects existing in the prior art, the utility model provides an integrally formed plastic snake bone structure.

[0005] The utility model adopts technical scheme and provides an integrally formed plastic snake bone structure, which comprises a pipe body, one end of the pipe body is a connecting end, and the other end of the pipe body away from the connecting end is a probe end; a plurality of connecting shells are arranged at intervals and connected between the connecting end and the probe end; the connecting end, the probe end and the connecting shell are connected through a connecting block and integrally injection molded; a pipeline channel is formed in the middle of the pipe body and axially penetrates the connecting end, the probe end and the connecting shell; the connecting block is provided with a triangular gap on both sides; the gap enables the connecting end, the probe end and the connecting shell to bend in the radial direction of the pipe body; a plurality of grooves are uniformly arranged on the outer wall of the pipe body to increase the friction between the plastic snake bone structure and the snake bone skin and prevent the snake bone skin from being clamped into the triangular gap when the plastic snake bone structure bends.

[0006] Preferably, steel wire holes are arranged on both sides of the pipeline channel and axially penetrate the pipe body.

[0007] Preferably, the connecting end comprises a connecting pipe, one end of the connecting pipe is connected with the connecting shell through the connecting block, and a first notch is arranged on one side of the steel wire hole in the connecting pipe.

[0008] Preferably, the probe end comprises a probe pipe, one end of the probe pipe is connected with the connecting shell through the connecting block, and a second notch is arranged on one side of the steel wire hole in the probe pipe.

[0009] Preferably, the side wall of the connecting pipe and the probe pipe is provided with a buckle hole for connecting with external equipment.

[0010] Preferably, the pipeline channel is a through hole with straight lines on both sides of upper and lower circular arcs.

[0011] Preferably, the outer wall of the probe pipe is provided with a bayonet for mounting the external equipment and preventing rotation displacement during use, and the bayonet is a semicircular notch.

[0012] Preferably, the steel wire hole of the connecting end is further provided with a capillary steel pipe fixing groove, and the steel wire hole of the probe end is further provided with a steel wire rope fixing groove, and the capillary steel pipe fixing groove and the steel wire rope fixing groove are communicated with the steel wire hole.

[0013] The utility model discloses a one-piece plastic snake bone structure, which comprises a pipe body, one end of the pipe body is a connecting end, and the other end of the pipe body away from the connecting end is a probe end. The connecting end and the probe end are connected by a plurality of connecting shells arranged at intervals. The connecting end, the probe end and the connecting shells are connected by a connecting block and integrally injection molded. Compared with the traditional assembled structure, the utility model reduces the assembly process and adjusts the overall structure between the length of 1MM-200MM and the diameter of 1MM-100MM. The length and diameter can be adjusted according to different requirements, and the utility model has wide application range and practicality. The pipe body is provided with a pipeline channel in the middle. The pipeline channel axially penetrates the connecting end, the probe end and the connecting shells. The connecting block is provided with a gap with a triangular cross section on both sides. The gap enables the connecting end, the probe end and the connecting shells to bend in the radial direction of the pipe body. The outer wall of the pipe body is uniformly provided with a plurality of grooves for increasing the grip between the plastic snake bone structure and the snake bone outer skin to prevent the snake bone outer skin from being clamped in the triangular gap when the plastic snake bone structure bends. The grooves on the outer wall of the pipe body increase the grip between the snake bone outer skin and the outer wall of the pipe body, so that the snake bone outer skin will not be clamped in the gap due to slipping when the snake bone bends, thereby increasing the service life of the snake bone outer skin. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the structure schematic view of the utility model;

[0015] Figure 2 is the structure sectional view of the utility model;

[0016] Figure 3 is the structure schematic view of the connecting end of the utility model;

[0017] Figure 4 is the structure schematic view of the probe end of the utility model.

[0018] 1-tube body; 2-connection end; 3-probing end; 4-connection shell; 11-groove; 12-pipeline channel; 13-steel wire hole; 14-first notch; 15-second notch; 16-buckle round hole; 21-connection pipe; 22-capillary steel pipe fixing groove; 31-probing pipe; 32-bayonet; 33-steel wire rope fixing groove; 41-connection block; 42-gap. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] Embodiment:

[0021] Please refer to Figure 1 - Figure 4 The present application provides a technical solution, an integrally formed plastic snake bone structure, comprising a tube body 1, one end of the tube body 1 being a connection end 2, the other end of the tube body 1 away from the connection end 2 being a probing end 3; a plurality of connection shells 4 being arranged at intervals and connected between the connection end 2 and the probing end 3, the connection end 2, the probing end 3 and the connection shells 4 being connected by a connection block 41 and integrally injection molded, a pipeline channel 12 being provided in the middle of the tube body 1, the pipeline channel 12 axially penetrating through the connection end 2, the probing end 3 and the connection shells 4, the connection block 41 having a gap 42 with a triangular cross section formed on both sides thereof, the gap 42 allowing the connection end 2, the probing end 3 and the connection shells 4 to bend in the radial direction of the tube body 1, a plurality of grooves 11 for increasing the gripping force between the plastic snake bone structure and the snake bone outer skin to prevent the snake bone outer skin from being clamped in the triangular gap 42 when the plastic snake bone structure is bent being uniformly arranged on the outer wall of the tube body 1. The pipeline channel 12 is provided with steel wire holes 13 on both sides thereof, the steel wire holes 13 axially penetrating through the tube body 1. The present application increases the gripping force between the snake bone outer skin and the outer wall of the tube body by arranging grooves on the outer wall of the tube body, so that the snake bone outer skin will not be clamped in the gap due to slipping when the snake bone is bent, thereby increasing the service life of the snake bone outer skin.

[0022] The connecting end 2 includes a connecting tube 21, which is connected to one end of the connecting shell 4 via a connecting block 41. A first notch 14 is provided on one side of the wire hole 13 on the connecting tube 21. The probing end 3 includes a probing tube 31, which is connected to one end of the connecting shell 4 via a connecting block 41. A second notch 15 is provided on one side of the wire hole 13 on the probing tube 31. The first notch 14 and the second notch 15 are used to inject glue for better fixation to the external connectors.

[0023] Both the connecting tube 21 and the probe tube 31 have snap-fit ​​holes 16 on their side walls for easy connection with external devices, making the connection more secure.

[0024] The pipeline channel 12 is a through hole with straight lines on both sides of the upper and lower arcs. By adding the combination of arcs and straight lines, the pipeline channel 12 has more space and can accommodate more and larger accessories.

[0025] The outer wall of the probe tube 31 is provided with a notch 32 for restricting the installation of external equipment and preventing rotational displacement during use. The notch is a semi-circular notch.

[0026] The connecting end 2 is provided with a capillary steel tube fixing groove 22 at the wire hole 13, and the probing end 3 is provided with a steel wire rope fixing groove 33 at the wire hole 13. The capillary steel tube fixing groove and the steel wire rope fixing groove are connected to the wire hole 13.

[0027] Please note to all technical personnel: Although this utility model has been described according to the specific embodiments above, the inventive concept of this utility model is not limited to this utility model. Any modification that utilizes the inventive concept will be included within the scope of patent protection of this patent.

[0028] The above description is merely a preferred embodiment of this utility model. The protection scope of this utility model is not limited to the above embodiments. All technical solutions falling within the scope of this utility model's concept are protected. It should be noted that for those skilled in the art, any improvements and modifications made without departing from the principle of this utility model should also be considered within the protection scope of this utility model.

Claims

1. An integrally formed plastic snake bone structure comprising a tube body (1), one end of the tube body (1) being a connecting end (2), the other end of the tube body (1) away from the connecting end (2) being a probe end (3); a plurality of connecting shells (4) being arranged at intervals and connected between the connecting end (2) and the probe end (3); the connecting end (2), the probe end (3) and the connecting shells (4) being connected by connecting blocks (41) and integrally injection molded, characterized in that, The middle of the pipe body (1) is provided with a pipeline channel (12), the pipeline channel (12) axially penetrates the connecting end (2) and the probe end (3) and the connecting shell (4), the two sides of the connecting block (41) are formed with a triangular gap (42), the gap (42) makes the connecting end (2) and the probe end (3) and the connecting shell (4) can be bent in the radial direction of the pipe body (1), the outer wall of the pipe body (1) is uniformly provided with a plurality of grooves (11) for increasing the grip between the plastic snake bone structure and the snake bone outer skin to prevent the snake bone outer skin from being clamped into the triangular gap (42) when the plastic snake bone structure is bent.

2. The integrally formed plastic serpentine structure of claim 1, wherein, The two sides of the pipeline channel (12) are provided with steel wire holes (13), and the steel wire holes (13) axially penetrate the pipe body (1).

3. The integrally formed plastic serpentine structure of claim 2, wherein, The connecting end (2) comprises a connecting pipe (21), one end of the connecting pipe (21) is connected with the connecting shell (4) through the connecting block (41), and one side of the steel wire hole (13) on the connecting pipe (21) is provided with a first notch (14).

4. The integrally formed plastic serpentine structure of claim 3, wherein, The probe end (3) comprises a probe pipe (31), one end of the probe pipe (31) is connected with the connecting shell (4) through the connecting block (41), and one side of the steel wire hole (13) on the probe pipe (31) is provided with a second notch (15).

5. The integrally formed plastic serpentine structure of claim 4, wherein, The side wall of the connecting pipe (21) and the probe pipe (31) is provided with a buckle round hole (16) for facilitating connection with external equipment.

6. The integrally formed plastic serpentine structure of claim 1 wherein, The pipeline channel (12) is a through hole with straight lines on both sides of the upper and lower circular arcs.

7. The integrally formed plastic serpentine structure of claim 4 wherein, The outer wall of the probe pipe (31) is provided with a bayonet (32) for mounting limitation of external equipment and preventing rotation displacement during use, and the bayonet is a semicircular notch.

8. The integrally formed plastic serpentine structure of claim 1, wherein, The steel wire hole (13) of the connecting end (2) is further provided with a capillary steel pipe fixing groove (22), and the steel wire hole (13) of the probe end (3) is further provided with a steel wire rope fixing groove (33), and the capillary steel pipe fixing groove and the steel wire rope fixing groove are communicated with the steel wire hole (13).

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