A marble compartment structure for combining marbles and a punched liner

Abstract

The present invention provides a marbles compartment structure for combining marbles and a punched lining tube, which includes an inner lining tube compartment, an upper positioning post hatch cover, marbles and bent firing pins; the upper positioning post hatch cover is fixed to the upper end of the inner lining tube compartment, marble holes are arranged on the outer circumferential surface of the lower end of the inner lining tube compartment, and the marbles are placed in the marble holes; the bent firing pins are supported in the inner lining tube compartment, and the marbles are connected to the bent firing pins; a bent portion is arranged at one end of the bent firing pin close to the upper positioning post hatch cover, and a limit card slot for cooperating with the bent portion is arranged on the upper positioning post hatch cover, and the limit card slot is used to prevent the bent firing pin from shifting, rotating, jamming or collapsing. The marbles compartment structure for combining marbles and a punched lining tube provided by the present invention overcomes the defects of the existing marbles tube structure that the firing pins are prone to shift, the marbles have insufficient bouncing height, and the marbles are prone to jamming.

Description

Technical Field

[0001] The present invention relates to the field of marble tubes, and particularly to a marble tube structure combining marbles and punched lining tubes. Background Art

[0002] At present, with the continuous improvement of people's living standards, the popularization of sports fitness, mountain climbing and hiking, and tourism and leisure, people have put forward new requirements for various products, such as space storage requirements. In order to reduce the storage space of products, more and more products adopt foldable structures, such as folding hiking poles and folding tables, etc. The marble tube structure will inevitably be used in foldable products.

[0003] However, the existing marble tube structures still have the following defects: First, their structures are relatively simple. Due to the lack of a limiting structure, the marble pins are prone to rotate left and right, shift up and down or left and right, so that the marble pins are easily entangled with the pulling ropes; and after the marble pins are displaced, they are prone to drive the marbles to shift, so that the marbles are easily stuck, the structural stability is poor, and the service life of the product is affected; Second, due to the limitation of the marble structure, the marble bounce height is insufficient, the structural stability is poor, it is easy to collapse, and there are potential safety hazards; Third, the existing marble structure is open, and its durability is very low in humid or dusty environments. Summary of the Invention

[0004] (I) Technical Problems to be Solved

[0005] The problem to be solved by the present invention is to provide a marble cabin structure for combining marbles and punched lining tubes to overcome the defects that the marble pins of the existing marble tube structures are prone to displacement, the marble bounce height is insufficient, and the marbles are easily stuck.

[0006] (II) Technical Solutions

[0007] To solve the above technical problems, the present invention provides a marble cabin structure for combining marbles and punched lining tubes, including an inner lining tube cabin, an upper positioning post cabin cover, marbles, and bent marble pins; the upper positioning post cabin cover is fixed to the upper end of the inner lining tube cabin, marble holes are provided on the outer circumferential surface of the lower end of the inner lining tube cabin, and the marbles are placed in the marble holes; the bent marble pins are supported in the inner lining tube cabin, and the marbles are connected to the bent marble pins; a bent portion is provided at one end of the bent marble pin close to the upper positioning post cabin cover, and a limiting card slot matching with the bent portion is provided on the upper positioning post cabin cover, and the limiting card slot is used to limit the displacement, rotation, jamming or collapse of the bent marble pins. In this marble cabin structure, the upper positioning post cabin cover is fixed to the upper end of the inner lining tube cabin, and a limiting card slot for limiting the bent marble pins is provided on the upper positioning post cabin cover, so that the rotation or displacement of the bent marble pins can be avoided, the entanglement of the bent marble pins with the pulling ropes due to displacement can be avoided, the overall structural stability can be improved, and the service life of the product can be extended.

[0008] Further, the marble includes a base and a protrusion fixed on the base. The base is placed in the inner liner tube chamber, and the protrusion can slide in the marble hole. An arc surface matching the inner wall surface of the inner liner tube chamber is arranged at the upper end of the base. When the marble bounces up, the arc surface closely adheres to the inner wall surface of the inner liner tube chamber. A first eccentric through hole is arranged at the side end of the upper positioning post hatch cover located in the limit card slot. A lower positioning cover is fixed at the lower end of the inner liner tube chamber, and a second eccentric through hole corresponding to the first eccentric through hole is arranged on the lower positioning cover. A pull rope is threaded between the first eccentric through hole and the second eccentric through hole.

[0009] Further, the bent spring pin includes a first elastic part and a second elastic part arranged at an angle. The first elastic part is connected to the second elastic part through the bent part. The first elastic part and the second elastic part respectively abut against the inner wall surface of the inner liner tube chamber, and the end of the first elastic part is connected to the marble. A plug post is formed by bending the end of the first elastic part upward. Linear grooves for limiting the first elastic part and slots matching the plug post are respectively arranged on the base of the marble.

[0010] Further, a receiving cavity is arranged in the inner liner tube chamber. The bent spring pin is placed in the receiving cavity, and the marble hole communicates with the receiving cavity. One end of the upper positioning post hatch cover is provided with an extending part, and the extending part extends into the receiving cavity. The limit card slot is arranged on the end surface of the extending part.

[0011] Further, a plurality of elastic petals are annularly and equidistantly arranged at the other end of the upper positioning post hatch cover. The elastic petals, the extending part and the upper positioning post hatch cover are of an integral structure. The upper positioning post hatch cover and the lower positioning cover are respectively fixed at both ends of the inner liner tube chamber by gluing; the marble, the base and the protrusion are of an integral structure.

[0012] (III) Beneficial effects

[0013] The marbles cabin structure combining marbles and punched liner pipes provided by the present invention is fixed with an upper positioning post cabin cover at the upper end of the inner liner pipe cabin. The upper positioning post cabin cover is provided with a limit card slot for restricting the bent ejector pin, so as to avoid the left - right rotation or front - back displacement of the bent ejector pin, and prevent the bent ejector pin from shifting and winding with the pull rope. After the ejector pin is limited, it will not rotate left - right or move front - back and up - down, avoiding the situation of marbles being stuck or the ejector pin winding the inner rope, improving the stability of the overall structure and extending the service life of the product. Through the fixation of the upper positioning post cabin cover and the lower positioning cover, the ejector pin and the marbles are in a relatively sealed dust - and moisture - proof space, greatly increasing the service life of the marbles cabin structure. And the upper end face of the base of the marbles is provided with an arc surface matching the inner wall of the inner liner pipe cabin. When the marbles bounce up, the base can closely adhere to the inner wall of the inner liner pipe cabin, so that the bouncing height of the marbles increases and the overall stability is good. It overcomes the defects of the existing marbles pipe structure, such as the easy displacement of the ejector pin, the insufficient bouncing height of the marbles, and the easy jamming of the marbles. Brief Description of the Drawings

[0014] Figure 1 It is a three - dimensional view of the marbles cabin structure combining marbles and punched liner pipes of the present invention;

[0015] Figure 2 It is an exploded view of the marbles cabin structure combining marbles and punched liner pipes of the present invention;

[0016] Figure 3 It is a structural schematic diagram of the marbles cabin structure combining marbles and punched liner pipes of the present invention;

[0017] Figure 4 It is a three - dimensional view of the connection between the upper positioning post cabin cover, marbles and bent ejector pin of the marbles cabin structure combining marbles and punched liner pipes of the present invention;

[0018] Figure 5 It is a three - dimensional view of the marbles of the marbles cabin structure combining marbles and punched liner pipes of the present invention;

[0019] Figure 6 It is a three - dimensional view of the marbles from another angle of the marbles cabin structure combining marbles and punched liner pipes of the present invention;

[0020] Figure 7 It is a structural schematic diagram of the ejector pin of the marbles cabin structure combining marbles and punched liner pipes of the present invention;

[0021] Figure 8 It is a three - dimensional view of the upper positioning post cabin cover of the marbles cabin structure combining marbles and punched liner pipes of the present invention;

[0022] Figure 9A perspective view of another angle of the positioning post hatch cover of a marble cabin structure combining marbles and punched liner tubes according to the present invention;

[0023] Figure 10 A perspective view of the liner tube cabin of a marble cabin structure combining marbles and punched liner tubes according to the present invention;

[0024] Figure 11 A structural schematic diagram of the lower positioning cover of a marble cabin structure combining marbles and punched liner tubes according to the present invention;

[0025] Figure 12 A structural schematic diagram of a marble cabin structure combining marbles and punched liner tubes according to the present invention after installation;

[0026] The corresponding component names for the respective reference numerals in the figure are: 1, liner tube cabin; 2, upper positioning post hatch cover; 3, marble; 4, bent spring pin; 5, marble hole; 6, bent portion; 7, limit card slot; 8, base; 9, protrusion; 10, arc surface; 11, first eccentric through hole; 12, lower positioning cover; 13, second eccentric through hole; 14, pull rope; 15, first elastic portion; 16, second elastic portion; 17, insertion post; 18, straight groove; 19, slot; 20, accommodation cavity; 21, extending portion; 22, elastic flap. Detailed Description of the Invention

[0027] The following further describes in detail the specific implementation manners of the invention in conjunction with the accompanying drawings and embodiments. The following embodiments are used to illustrate the invention but not to limit the scope of the invention.

[0028] Refer to Figures 1 to 12 , the present invention provides a marble cabin structure for combining marbles and punched liner tubes, including a liner tube cabin 1, an upper positioning post hatch cover 2, marbles 3, and bent spring pins 4. The upper end of the liner tube cabin 1 is fixedly provided with an upper positioning post hatch cover 2, and marble holes 5 are provided on the outer circumferential surface of the lower end of the liner tube cabin 1, and the marbles 3 are placed in the marble holes 5; the bent spring pins 4 are supported in the liner tube cabin 1, and the marbles 3 are connected to the bent spring pins 4; the bent spring pins 4 are provided with bent portions 6 at one end close to the upper positioning post hatch cover 2, and limit card slots 7 matching the bent portions 6 are provided on the upper positioning post hatch cover 2, and the limit card slots 7 are used to limit the displacement, rotation, jamming or collapse of the bent spring pins 4. In this marble cabin structure, an upper positioning post hatch cover is fixedly provided at the upper end of the liner tube cabin, and a limit card slot for limiting the bent spring pins is provided on the upper positioning post hatch cover, so that the rotation or displacement of the bent spring pins can be avoided, and the situation that the bent spring pins are displaced and wound around the pull rope can be avoided; after the spring pins are limited, the spring pins will not rotate left and right or move forward, backward, up and down, avoiding the situation that the marbles are stuck or the spring pins are wound around the inner rope, improving the stability of the overall structure and extending the service life of the product.

[0029] Refer to Figure 3 ,Figure 8 and Figure 9 Inside the inner liner tube compartment 1, there is a receiving cavity 20. The bent spring pin 4 is placed inside the receiving cavity 20, and the ball hole 5 communicates with the receiving cavity 20. One end of the upper positioning post hatch cover 2 is provided with an extending portion 21 which extends into the receiving cavity 20, and the limit card slot 7 is arranged on the end face of the extending portion 21. At the other end of the upper positioning post hatch cover 2, a plurality of elastic petals 22 are arranged at equal intervals in a circular shape, which is convenient for connecting with other components; in order to streamline the structure, the elastic petals 22, the extending portion 21 and the upper positioning post hatch cover 2 are of an integral structure.

[0030] Refer to Figures 3 to 7 As shown in the figure, the bent spring pin 4 includes a first elastic portion 15 and a second elastic portion 16 arranged at an angle. The first elastic portion 15 is connected to the second elastic portion 16 through a bending portion 6. The first elastic portion 15 and the second elastic portion 16 respectively abut against the inner wall surface of the inner liner tube compartment 1, and the end of the first elastic portion 15 is connected to the ball 3. In order to facilitate the assembly of the bent spring pin 4 and the ball 3, the end of the first elastic portion 15 is bent upward to form a plug-in column 17. On the base 8 of the ball 3, there are respectively arranged a straight groove 18 for limiting the first elastic portion 15 and a slot 19 for cooperating with the plug-in column 17. Among them, in order to streamline the structure, the ball 3, the base 8 and the convex portion 9 are of an integral structure.

[0031] Refer to Figure 5 and Figure 6 As shown in the figure, the ball 3 includes a base 8 and a convex portion 9 fixed on the base 8. The base 8 is placed inside the inner liner tube compartment 1, and the convex portion 9 can slide in the ball hole 5; the upper end of the base 8 is provided with an arc surface 10 which cooperates with the inner wall surface of the inner liner tube compartment 1. When the ball 3 bounces up, the arc surface 10 closely adheres to the inner wall surface of the inner liner tube compartment 1. In this ball compartment structure, the upper end face of the base of the ball is provided with an arc surface that cooperates with the inner wall of the inner liner tube. When the ball bounces up, the base can closely adhere to the inner wall of the inner liner tube, so that the bouncing height of the ball increases and the overall stability is good.

[0032] Refer to Figure 3 , Figure 8 and Figure 11 As shown in the figure, the upper positioning post hatch cover 2 is provided with a first eccentric through hole 11 at the side end located at the limit card slot 7. The lower positioning cover 12 is fixed at the lower end of the inner liner tube compartment 1, and the lower positioning cover 12 is provided with a second eccentric through hole 13 corresponding to the first eccentric through hole 11. A pull rope 14 is threaded through the first eccentric through hole 11 and the second eccentric through hole 13. Among them, the upper positioning post hatch cover 2 and the lower positioning cover 12 are respectively fixed at both ends of the inner liner tube compartment 1 by means of adhesion.

[0033] A marbles cabin structure combining marbles and punched lining tubes provided in this embodiment can be used in folding hiking poles and other marble punching structure products that require the combination of marbles and punched lining tubes for sleeve positioning. This marbles cabin structure has few components, a simple structure, good overall stability, and a long service life. An upper positioning post cabin cover is fixed to the upper end of the inner lining tube cabin, and a limit card slot for restricting the bent marbles needle is provided on the upper positioning post cabin cover, so as to avoid the left and right rotation or up and down and front and back displacement of the bent marbles needle, and prevent the bent marbles needle from shifting and winding with the pull rope. After the marbles needle is limited, it will not rotate left and right or move up and down and front and back, avoiding the situation of marbles jamming or the marbles needle winding the inner rope, improving the stability of the overall structure and extending the service life of the product. Through the fixation of the upper positioning post cabin cover and the lower positioning cover, the marbles needle and marbles are in a relatively sealed dust and moisture-proof space, greatly increasing the service life of the marbles cabin structure, and also ensuring that the hiking pole walking stick is suitable for different extreme terrain conditions such as deserts and canyons, expanding the weather resistance. And the upper end face of the base of the marbles is provided with an arc surface that matches the inner wall of the inner lining tube cabin. When it bounces up, the base can closely adhere to the inner wall of the inner lining tube cabin, so as to increase the height of the marbles bouncing up and have good overall stability.

[0034] The above are only the preferred embodiments of the invention. It should be noted that for those of ordinary skill in the art in this technical field, without departing from the technical principle of the invention, several improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the invention.

Claims

1. A marbles compartment structure for combining marbles and a punched liner tube, characterized in that: It includes an inner liner tube compartment (1), an upper positioning post hatch cover (2), marbles (3) and a bent firing pin (4); the upper positioning post hatch cover (2) is fixed to the upper end of the inner liner tube compartment (1), a marble hole (5) is provided on the outer circumferential surface of the lower end of the inner liner tube compartment (1), and the marbles (3) are placed in the marble hole (5); the bent firing pin (4) is supported in the inner liner tube compartment (1), and the marbles (3) are connected to the bent firing pin (4); the bent firing pin (4) is provided with a bent portion (6) at one end close to the upper positioning post hatch cover (2), and a limit card slot (7) matching the bent portion (6) is provided on the upper positioning post hatch cover (2), and the limit card slot (7) is used to prevent the bent firing pin (4) from shifting, rotating, jamming or collapsing; The marbles (3) include a base (8) and a convex portion (9) fixed on the base (8), the base (8) is placed in the inner liner tube compartment (1), and the convex portion (9) can slide in the marble hole (5); an arc surface (10) matching the inner wall surface of the inner liner tube compartment (1) is provided at the upper end of the base (8), and when the marbles (3) bounce up, the arc surface (10) closely adheres to the inner wall surface of the inner liner tube compartment (1); the bent firing pin (4) includes a first elastic portion (15) and a second elastic portion (16) arranged at an angle, the first elastic portion (15) is connected to the second elastic portion (16) through the bent portion (6), the first elastic portion (15) and the second elastic portion (16) respectively abut against the inner wall surface of the inner liner tube compartment (1), and the end of the first elastic portion (15) is connected to the marbles (3).

2. The marbles compartment structure for combining marbles and a punched liner tube according to claim 1, characterized in that: The upper positioning post hatch cover (2) is provided with a first eccentric through hole (11) at the side end of the limit card slot (7), a lower positioning cover (12) is fixed to the lower end of the inner liner tube compartment (1), a second eccentric through hole (13) corresponding to the first eccentric through hole (11) is provided on the lower positioning cover (12), and a pull rope (14) is threaded through between the first eccentric through hole (11) and the second eccentric through hole (13).

3. The marbles compartment structure for combining marbles and a punched liner tube according to claim 1, characterized in that: A plug post (17) is formed by bending the end of the first elastic portion (15) upward, and a straight groove (18) for limiting the first elastic portion (15) and a slot (19) matching the plug post (17) are respectively provided on the base (8) of the marbles (3).

4. The marbles compartment structure for combining marbles and a punched liner tube according to claim 1, characterized in that: A receiving cavity (20) is provided in the inner liner tube compartment (1), the bent firing pin (4) is placed in the receiving cavity (20), and the marble hole (5) is communicated with the receiving cavity (20).

5. The marbles cabin structure for combining marbles and punched liner tubes as claimed in claim 4, characterized in that: one end of the upper positioning post cabin cover (2) is provided with an insertion part (21), the insertion part (21) extends into the accommodation cavity (20), and the limit card slot (7) is arranged on the end face of the insertion part (21).

6. The marbles cabin structure for combining marbles and punched liner tubes as claimed in claim 5, characterized in that: a plurality of elastic flaps (22) are annularly and equidistantly arranged at the other end of the upper positioning post cabin cover (2), and the elastic flaps (22), the insertion part (21) and the upper positioning post cabin cover (2) are of an integral structure.

7. The marbles cabin structure for combining marbles and punched liner tubes as claimed in claim 2, characterized in that: the upper positioning post cabin cover (2) and the lower positioning cover (12) are respectively fixed at both ends of the inner liner tube cabin (1) by means of interference fit and composite gluing.

8. The marbles cabin structure for combining marbles and punched liner tubes as claimed in claim 1, characterized in that: the marbles (3), the base (8) and the convex part (9) are of an integral structure.

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