Portable marble bin

By designing a portable marble magazine, the problem of inconvenient carrying and retrieval of slingshot marbles is solved, enabling convenient storage and standardized retrieval of marbles, suitable for slingshot competitions at all levels.

CN224095022UActive Publication Date: 2026-04-07孟龙
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-23
Publication Date
2026-04-07

AI Technical Summary

Technical Problem

In existing technologies, the marbles in slingshots are inconvenient to carry and retrieve, and there are also issues of non-standardization in competitions.

Method used

A portable marble storage container was designed, including a storage bottle, a bottom cylinder, a marble dispensing cylinder, a marble gripper assembly, and a connecting plate. Through the conversion mechanism of the marble storage channel and the marble gripper, convenient storage and standardized retrieval of marbles can be achieved.

Benefits of technology

It enables convenient and standardized use of marbles, making it suitable for slingshot competitions at all levels and improving the efficiency and standardization of marble handling.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a portable marble bin, which relates to the technical field of marble carrying devices and comprises a storage bottle, a bottom cylinder, a marble outlet cylinder, a marble clamping jaw component and a connecting disc, a marble storage channel is arranged in the storage bottle, the upper end of the bottom cylinder is mounted at the bottom of the storage bottle, and a through hole is formed in the lower end of the bottom cylinder. The connecting disc, the marble clamping jaw assembly and the marble discharging barrel are sequentially arranged in the bottom barrel from top to bottom, a marble passing hole is formed in the middle of the connecting disc, the marble clamping jaw assembly comprises at least two marble clamping jaws, each marble clamping jaw is rotationally connected with the connecting disc through a first pin shaft, the inner end of each marble clamping jaw is a clamping end, and the other end of each marble clamping jaw is a connecting end. Each connecting end is movably connected with the upper end of the bullet outlet cylinder, an elastic element is arranged on the marble clamping jaw, the elastic element provides elastic force for driving the connecting ends to rotate downwards, a bullet outlet pushing part is arranged at the bottom of the bullet outlet cylinder, a bullet outlet hole is formed in the bullet outlet pushing part, and the bullet outlet pushing part penetrates out of the through hole downwards. The marbles are convenient to carry and take, and standardization of taking of the marbles is facilitated.
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Description

Technical Field

[0001] This utility model relates to the field of marble carrying devices, and in particular to a portable marble magazine. Background Technology

[0002] A slingshot is a game tool that uses projectile force to launch marbles rapidly. However, the use of slingshots presents challenges due to the inconvenience of carrying and retrieving the marbles, and the handling of marbles in slingshot competitions at various levels is not standardized. Therefore, we propose a portable marble holder to solve the problems of inconvenience in carrying and retrieving marbles, and to facilitate the standardization of marble handling. Utility Model Content

[0003] The purpose of this utility model is to provide a portable marble holder to solve the problems existing in the prior art, so as to facilitate the carrying and use of marbles and promote the standardization of marble use.

[0004] To achieve the above objectives, this utility model provides the following solution:

[0005] This utility model provides a portable marble magazine, including a storage bottle, a bottom cylinder, a marble ejector, a marble gripper assembly, and a connecting plate. The storage bottle has a marble storage channel that communicates upwards with the bottle opening and downwards through the bottom of the bottle. The upper end of the bottom cylinder is installed at the bottom of the storage bottle, and the lower end has a through hole. The connecting plate, the marble gripper assembly, and the marble ejector are arranged sequentially from top to bottom within the bottom cylinder. The connecting plate is fixedly connected to the bottom cylinder, and the middle of the connecting plate has a marble through hole communicating with the marble storage channel. The marble gripper assembly includes at least two... Each ball-handling claw is evenly distributed around the circumference of the connecting disc and is rotatably connected to the connecting disc via a first pin. The inner end of each ball-handling claw is a clamping end, and the other end is a connecting end. The first pin is located between the clamping end and the connecting end. Each connecting end is movably connected to the upper end of the ejector cylinder. Each ball-handling claw is provided with an elastic element that provides a force to drive the connecting end to rotate downwards. The bottom of the ejector cylinder is provided with an ejector pusher, and the ejector pusher has an ejector hole communicating with the ejector cylinder. The ejector pusher extends downwards through the through hole.

[0006] The clamping end has a clamping surface, and each clamping surface surrounds a ball clamping space. The upper end of each clamping end surrounds a ball inlet of the ball clamping space, and the lower end surrounds a ball outlet of the ball clamping space.

[0007] The ball gripper can switch between an initial position and a ball ejection position. When the ball gripper switches from the initial position to the ball ejection position, the ball inlet retracts inward and the ball outlet expands outward; when the ball gripper switches from the ball ejection position to the initial position, the ball inlet expands outward and the ball outlet retracts inward.

[0008] When the ball gripper is in the initial position, the ball can enter the ball holding space through the ball inlet, and the ball outlet is smaller than the diameter of the ball; when the ball gripper is in the ejection position, the ball can fall out of the ball holding space through the ball outlet.

[0009] In one embodiment, the device also includes a bottle cap that is closably connected to the mouth of the storage bottle, the mouth having a conical guide space; the marble storage channel is arranged in a spiral or serpentine pattern.

[0010] In one embodiment, the bottom of the connecting disc is fixedly provided with a first connecting ear corresponding to each of the ball grippers. The first connecting ear is provided with a first pin hole, and the first pin passes through the first pin hole and the connecting hole on the ball gripper.

[0011] In one embodiment, when the ball gripper is in the initial position, the ball inlet is greater than or equal to the ball diameter; when the ball gripper is in the ejection position, the ball inlet is less than the ball diameter, and the ball outlet is greater than or equal to the ball diameter.

[0012] In one embodiment, when the ball gripper is in the initial position, the ball inlet is larger than the ball diameter; when the ball gripper is in the ejection position, the ball inlet is greater than or equal to the ball diameter, and the ball outlet is greater than or equal to the ball diameter.

[0013] In one embodiment, the connecting end is provided with an elongated hole, and the upper end of the ejector tube is provided with a second connecting lug that is respectively connected to each of the connecting ends. The second connecting lug is provided with a second pin hole, and a second pin passes through the elongated hole and the second pin hole to connect the connecting end to the second connecting lug.

[0014] In one embodiment, the elastic element is a spring, and a spring positioning sleeve is provided on the upper part of the connecting end. One end of the spring is disposed inside the spring positioning sleeve, and the other end is sleeved on the limiting post fixed to the bottom of the connecting plate.

[0015] In one embodiment, the elastic element is a torsion spring, which is mounted on the first pin.

[0016] In one embodiment, a plurality of support blocks are fixedly provided inside the bottom cylinder, and the connecting plate is supported on the support blocks and fixedly connected to the support blocks by bolts.

[0017] In one embodiment, the upper end of the bottom cylinder is connected to the bottom of the storage bottle by a thread; a hook is fixedly provided on the storage bottle, or a shoulder strap is connected to the storage bottle; the ejector cylinder is a conical cylinder, and the ejector pusher is a cylindrical cylinder.

[0018] The present invention achieves the following technical advantages over the prior art:

[0019] The portable marble holder provided by this utility model can store multiple marbles through the marble storage channel in the storage bottle, making it convenient for storing and carrying marbles. When the marble grippers are in the initial position, the marbles can fall from the top marble inlet into the marble gripping space formed by the marble grippers. When a marble is needed, the palm is used to push the top part upwards, and the ejector pushes the connecting end of the marble grippers upwards, thereby causing the gripping end of the marble grippers to rotate downwards, turning the marble grippers from the initial position to the ejector position. In this design, the ball outlet formed by the ball grippers expands outward, allowing the ball inside to fall from the bottom outlet and then through the ejection tube and ejection pusher to the hand, thus completing the ball retrieval. After releasing the ejection pusher, the ball grippers return to their initial positions under the action of the elastic element, ready for the next retrieval. This convenient retrieval facilitates the standardization of ball retrieval and can help standardize ball retrieval in slingshot competitions at all levels.

[0020] Furthermore, when the marble gripper is in the initial position, the marble inlet is greater than or equal to the marble diameter. When the marble gripper is in the dispensing position, the marble inlet is less than the marble diameter, and the marble outlet is greater than or equal to the marble diameter. When the marble gripper transitions from the initial position to the dispensing position, the marble inlet contracts inward to a size smaller than the marble diameter, thereby preventing marbles above from entering the marble gripping space. Only one marble can be dropped with each push, and multiple marbles can be picked up in stages with continuous pushes.

[0021] Furthermore, when the marble gripper is in the initial position, the marble inlet is larger than the marble diameter. When the marble gripper is in the ejection position, the marble inlet is greater than or equal to the marble diameter, and the marble outlet is greater than or equal to the marble diameter. When the marble gripper transitions from the initial position to the ejection position, the marble inlet contracts inward, but when transitioning to the ejection position, the marble inlet is still greater than or equal to the marble diameter, allowing the marbles above to continuously fall into the marble gripping space and exit through the marble outlet. Multiple marbles can be continuously retrieved with a single push. Attached Figure Description

[0022] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0023] Figure 1 This is a schematic diagram of the portable marble magazine in Embodiment 1 of this utility model;

[0024] Figure 2 This is a cross-sectional structural diagram of the portable marble magazine in Embodiment 1 of this utility model;

[0025] Figure 3 for Figure 2 A magnified structural diagram of part A in the middle;

[0026] Figure 4 This is a schematic diagram of the storage bottle in Embodiment 1 of this utility model when the bottle cap is open;

[0027] Figure 5 This is a schematic diagram of the marble storage channel in the storage bottle in Embodiment 1 of this utility model;

[0028] Figure 6 This is a schematic diagram of the connecting disk in Embodiment 1 of this utility model;

[0029] Figure 7 This is a schematic diagram of the ejection tube in Embodiment 1 of this utility model;

[0030] Figure 8 This is a schematic diagram of the bottom cylinder in Embodiment 1 of this utility model;

[0031] Figure 9 This is a schematic diagram of the structure of the ball gripper in Embodiment 1 of this utility model;

[0032] Figure 10 This is a schematic diagram showing the relationship between the marble gripper and the marble when the marble is in the ejection position in Embodiment 1 of this utility model;

[0033] Figure 11 This is a schematic diagram of the structure of the ball clamping claw in Embodiment 2 of this utility model;

[0034] Figure 12 This is a schematic diagram showing the relationship between the ball gripper and the ball when the ball is in the ejection position in Embodiment 2 of this utility model.

[0035] In the diagram: 1-Storage bottle, 2-Bottom cylinder, 3-Discharge cylinder, 4-Connecting plate, 5-Marble storage channel, 6-Through hole, 7-Marble passage hole, 8-Marble gripper, 9-Clamping end, 10-Connecting end, 11-Clamping surface, 12-Elastic element, 13-Discharge push part, 14-Discharge hole, 15-Bottle cap, 16-First connecting ear, 17-First pin hole, 18-Connecting hole, 19-Oblong hole, 20-Second connecting ear, 21-Second pin hole, 22-Second pin, 23-Spring positioning sleeve, 24-Support block, 25-First pin, 26-Marble, 27-Conical guide space, 28-Hook, 29-Limiting post, 30-Threaded hole, 31-Bolt through hole. Detailed Implementation

[0036] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0037] The purpose of this invention is to provide a portable marble holder to solve the problems existing in the prior art, which can conveniently carry and retrieve marbles and facilitate the standardization of marble retrieval.

[0038] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, the utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0039] Example 1

[0040] like Figures 1-10As shown, this embodiment provides a portable marble magazine, including a storage bottle 1, a bottom cylinder 2, a marble ejector 3, a marble gripper assembly, and a connecting plate 4. The storage bottle 1 has a marble storage channel 5, which communicates upwards with the bottle opening and downwards through the bottom of the storage bottle 1. The bottom cylinder 2 is installed at its upper end at the bottom of the storage bottle 1 and has a through hole 6 at its lower end. The connecting plate 4, the marble gripper assembly, and the marble ejector 3 are arranged sequentially from top to bottom within the bottom cylinder 2. The connecting plate 4 is fixedly connected to the bottom cylinder 2. The middle of the connecting plate 4 has a marble through hole 7 communicating with the marble storage channel 5. The marble gripper assembly includes at least two marble grippers 8. In this embodiment, the marble... There are three ball clamps 8, which are evenly distributed around the circumference of the connecting plate 4 and are rotatably connected to the connecting plate 4 by the first pin 25. The inner end of the ball clamp is the clamping end 9 and the other end is the connecting end 10. The first pin 25 is located between the clamping end 9 and the connecting end 10. Each connecting end 10 is movably connected to the upper end of the ejector cylinder 3. The ball clamp 8 is provided with an elastic element 12, which provides the elastic force to drive the connecting end 10 to rotate downward. The bottom of the ejector cylinder 3 is provided with an ejector push part 13, which is provided with an ejector hole 14 communicating with the ejector cylinder 3. The ejector push part 13 extends downward through the through hole 6.

[0041] The clamping end 9 has a clamping surface 11, and each clamping surface 11 encloses a ball clamping space. The upper end of each clamping end 9 encloses a ball inlet of the ball clamping space, and the lower end encloses a ball outlet of the ball clamping space.

[0042] The ball gripper 8 can switch between the initial position and the ejection position. When the ball gripper 8 switches from the initial position to the ejection position, the ball inlet contracts inward and the ball outlet expands outward; when the ball gripper 8 switches from the ejection position to the initial position, the ball inlet expands outward and the ball outlet contracts inward.

[0043] When the ball gripper 8 is in the initial position, the ball 26 can enter the ball holding space through the ball inlet, and the ball outlet is smaller than the diameter of the ball 26; when the ball gripper 8 is in the ejection position, the ball 26 can fall out of the ball holding space through the ball outlet.

[0044] Specifically, in this embodiment, when the ball gripper 8 is in the initial position, the ball inlet is greater than or equal to the diameter of the ball 26; when the ball gripper 8 is in the dispensing position, the ball inlet is less than the diameter of the ball 26, and the ball outlet is greater than or equal to the diameter of the ball 26. The clamping surface 11 can be set as an arc-shaped structure; of course, it can also be set to other different shapes as needed, as long as the above requirements are met.

[0045] In use, marbles 26 are inserted into the marble storage channel 5 in the storage bottle 1. Multiple marbles 26 can be stored through the marble storage channel 5 in the storage bottle 1, facilitating storage and transport. When the marble grippers 8 are in their initial position, marbles 26 can fall from the top marble inlet into the marble holding space formed by the marble grippers 8. When a marble 26 needs to be retrieved, the palm is used to push the pusher part 13 upwards, and the ejector tube 3 pushes the connecting end 10 of the marble gripper 8 upwards, thereby causing the holding end 9 of the marble gripper 8 to move around the first pin 25. The center rotates downwards, changing the ball gripper 8 from its initial position to the ball dispensing position. The ball outlet formed by each ball gripper 8 expands outwards, allowing the ball 26 inside to fall from the ball outlet at the bottom. It then falls into the hand through the ball dispensing tube 3 and the ball dispensing push part 13, completing the retrieval of the ball 26. After releasing the push on the ball dispensing push part 13, under the action of the elastic element 12, each ball gripper 8 returns to its initial position, and the ball 26 falls back into the ball holding space for the next retrieval, making retrieval very convenient. When the marble clamp 8 changes from the initial position to the ejection position, the marble inlet contracts inward to a size smaller than the marble diameter, thus preventing the marble 26 above from entering the marble clamping space. Only one marble 26 can be dropped with each push. Continuous pushes allow multiple marbles 26 to be retrieved in batches, which is conducive to the standardization of marble retrieval and can help standardize marble retrieval in slingshot competitions at all levels.

[0046] In this embodiment, a bottle cap 15 is also included. The bottle cap 15 is closable and connected to the mouth of the storage bottle 1, and the mouth has a conical guide space 27. A marble 26 can be added to the storage bottle 1 by opening the bottle cap 15. The conical guide space 27 facilitates the addition and introduction of the marble 26. After addition, the bottle cap 15 is closed, and the bottle cap 15 and the storage bottle 1 are locked together. The locking structure between the bottle cap 15 and the storage bottle 1 is conventional technology and will not be described in detail here.

[0047] In this embodiment, the marble storage channel 5 is arranged in a spiral or serpentine shape, increasing the length of the marble storage channel 5 and enabling the storage of more marbles 26.

[0048] In this embodiment, the bottom of the connecting plate 4 is fixedly provided with a first connecting ear 16 corresponding to each ball gripper 8. The first connecting ear 16 is provided with a first pin hole 17. The first pin 25 passes through the first pin hole 17 and the connecting hole 18 on the ball gripper 8 to connect the first connecting ear 16 to the ball gripper 8.

[0049] In this embodiment, the connecting end 10 is provided with an elongated hole 19, and the upper end of the ejector tube 3 is provided with a second connecting ear 20 that is connected to each connecting end 10. The second connecting ear 20 is provided with a second pin hole 21. The second pin 22 passes through the elongated hole 19 and the second pin hole 21 to connect the connecting end 10 to the second connecting ear 20. When the second connecting ear 20 pushes the connecting end 10 to rotate upward, the second pin 22 can move in the elongated hole 19 through the setting of the elongated hole 19, ensuring the smooth implementation of the pushing process.

[0050] In this embodiment, the elastic element 12 is a spring, and a spring positioning sleeve 23 is provided on the upper part of the connecting end 10. One end of the spring is disposed inside the spring positioning sleeve 23, and the other end is sleeved on the limiting post 29 fixed to the bottom of the connecting plate 4. When the connecting end 10 is pushed upward, the spring is compressed. After releasing, the elastic force of the spring causes the connecting end 10 of the ball gripper 8 to rotate downward and reset around the first pin 25. In other embodiments, the elastic element 12 can also be set as a torsion spring, which is installed at the first pin 25 and provides the torsional torque for the ball gripper 8 to reset.

[0051] In this embodiment, multiple support blocks 24 are fixedly provided inside the bottom cylinder 2. Specifically, this embodiment provides three support blocks 24, which are evenly distributed circumferentially. The connecting plate 4 is supported on the support blocks 24. The support blocks 24 are provided with threaded holes 30, and the connecting plate 4 is provided with bolt through holes 31 corresponding to each threaded hole 30. The connecting plate 4 and the support blocks 24 are fixedly connected by bolts. The bolts pass through the bolt through holes 31 and are threaded into the threaded holes 30 on the support blocks 24, which facilitates the assembly and disassembly of the connecting plate 4.

[0052] In this embodiment, the upper end of the bottom cylinder 2 is connected to the bottom of the storage bottle 1 by a thread, which facilitates disassembly and assembly.

[0053] In this embodiment, a hook 28 is fixedly provided on the storage bottle 1, making it easy to hang the storage bottle 1 on the user's belt for carrying. In other embodiments, a shoulder strap can also be connected to the storage bottle 1, allowing the storage bottle 1 to be slung diagonally over the user's body via the shoulder strap.

[0054] In this embodiment, the ejector tube 3 is a conical tube and the ejector pusher 13 is a cylindrical tube. The falling marble 26 is guided into the cylindrical tube through the conical tube and then falls into the palm of the hand through the ejector hole in the cylindrical tube, so as to realize the use of the marble 26.

[0055] Example 2

[0056] like Figures 11-12As shown, this embodiment provides a portable marble magazine. The difference from Embodiment 1 is that, in the initial position, the marble inlet of the marble gripper 8 is larger than the marble diameter, and in the dispensing position, the marble inlet is greater than or equal to the diameter of the marble 26. For example, the clamping surface 11 can be configured as a long plane and a short arc surface connected to each other, with an obtuse angle between the chords corresponding to the long plane and the short arc surface. Alternatively, the clamping surface 11 can be configured as a long plane and a short plane connected to each other, with an obtuse angle between the long plane and the short plane. Of course, the clamping surface 11 can also be configured with other different shapes as needed, as long as the above requirements are met.

[0057] In use, the marble 26 is inserted into the marble storage channel 5 in the storage bottle 1. Multiple marbles 26 can be stored through the marble storage channel 5 in the storage bottle 1, facilitating storage and transport. When the marble gripper 8 is in its initial position, the marble 26 can fall from the top marble inlet into the marble holding space formed by the marble grippers 8. When a marble 26 needs to be retrieved, the pusher 13 is pushed upwards with the palm, and the ejector cylinder 3 pushes upwards the connecting end 10 of the marble gripper 8, thereby driving the marble gripper 8... The clamping end 9 rotates downward around the first pin 25, changing the ball gripper 8 from the initial position to the ball dispensing position. The ball outlet formed by each ball gripper 8 expands outward, allowing the ball 26 inside to fall from the ball outlet at the bottom, and then fall into the hand through the ball dispensing tube 3 and the ball dispensing push part 13, thus completing the retrieval of the ball 26. After releasing the push on the ball dispensing push part 13, under the action of the elastic element 12, each ball gripper 8 returns to the initial position, ready for the next retrieval. When the marble clamp 8 transitions from the initial position to the ejection position, the marble inlet contracts inward. However, when transitioning to the ejection position, the marble inlet is still greater than or equal to the diameter of the marble 26, allowing the marbles 26 above to fall continuously into the marble clamping space and exit through the marble outlet. Multiple marbles 26 can be continuously retrieved with a single push, which is beneficial for the standardization of marble retrieval and can help standardize marble retrieval in slingshot competitions at all levels.

[0058] This utility model uses specific examples to illustrate its principles and implementation methods. The above description of the embodiments is only for the purpose of helping to understand the method and core idea of ​​this utility model. At the same time, for those skilled in the art, there will be changes in the specific implementation methods and application scope based on the idea of ​​this utility model. In summary, the content of this specification should not be construed as a limitation of this utility model.

Claims

1. A portable marble magazine, characterized in that: The device includes a storage bottle, a bottom cylinder, a ball ejector, a ball gripper assembly, and a connecting plate. The storage bottle has a ball storage channel that communicates upwards with the bottle opening and downwards through the bottom of the bottle. The top end of the bottom cylinder is installed at the bottom of the storage bottle, and the bottom end has a through hole. The connecting plate, the ball gripper assembly, and the ball ejector are sequentially arranged inside the bottom cylinder from top to bottom. The connecting plate is fixedly connected to the bottom cylinder, and the middle of the connecting plate has a ball through hole communicating with the ball storage channel. The ball gripper assembly includes at least two ball grippers, each... The ball-handling claws are evenly distributed around the circumference of the connecting plate and are rotatably connected to the connecting plate via first pins. One end of each ball-handling claw is a clamping end, and the other end is a connecting end. The first pin is located between the clamping end and the connecting end. Each connecting end is movably connected to the upper end of the ball-dispensing cylinder. The ball-handling claws are provided with elastic elements, which provide elastic force to drive the connecting end to rotate downwards. The bottom of the ball-dispensing cylinder is provided with a ball-dispensing pusher, and the ball-dispensing pusher has a ball-dispensing hole communicating with the ball-dispensing cylinder. The ball-dispensing pusher extends downwards through the through hole. The clamping end has a clamping surface, and each clamping surface surrounds a ball clamping space. The upper end of each clamping end surrounds a ball inlet of the ball clamping space, and the lower end surrounds a ball outlet of the ball clamping space. The ball gripper can switch between an initial position and a ball ejection position. When the ball gripper switches from the initial position to the ball ejection position, the ball inlet retracts inward and the ball outlet expands outward. When the ball gripper changes from the ball ejection position to the initial position, the ball inlet expands outward and the ball outlet contracts inward; When the ball gripper is in the initial position, the ball can enter the ball holding space through the ball inlet, and the ball outlet is smaller than the diameter of the ball; when the ball gripper is in the ejection position, the ball can fall out of the ball holding space through the ball outlet.

2. The portable marble magazine according to claim 1, characterized in that: It also includes a bottle cap that can be opened and closed and is connected to the mouth of the storage bottle, the mouth of which has a conical guide space; the marble storage channel is arranged in a spiral or serpentine shape.

3. The portable marble magazine according to claim 1, characterized in that: The bottom of the connecting plate is fixedly provided with a first connecting ear corresponding to each of the ball grippers. The first connecting ear is provided with a first pin hole, and the first pin passes through the first pin hole and the connecting hole on the ball gripper.

4. The portable marble magazine according to claim 1, characterized in that: When the ball gripper is in the initial position, the ball inlet is greater than or equal to the ball diameter; when the ball gripper is in the ejection position, the ball inlet is less than the ball diameter, and the ball outlet is greater than or equal to the ball diameter.

5. The portable marble magazine according to claim 1, characterized in that: When the ball gripper is in the initial position, the ball inlet is larger than the ball diameter; when the ball gripper is in the ejection position, the ball inlet is greater than or equal to the ball diameter, and the ball outlet is greater than or equal to the ball diameter.

6. The portable marble magazine according to claim 1, characterized in that: The connecting end is provided with an elongated hole, and the upper end of the ejector tube is provided with a second connecting lug that is connected to each of the connecting ends respectively. The second connecting lug is provided with a second pin hole, and the second pin passes through the elongated hole and the second pin hole to connect the connecting end to the second connecting lug.

7. The portable marble magazine according to claim 1, characterized in that: The elastic element is a spring, and a spring positioning sleeve is provided on the upper part of the connecting end. One end of the spring is set inside the spring positioning sleeve, and the other end is sleeved on the limiting post fixed to the bottom of the connecting plate.

8. The portable marble magazine according to claim 1, characterized in that: The elastic element is a torsion spring, which is installed at the first pin.

9. The portable marble magazine according to claim 1, characterized in that: The bottom cylinder is equipped with multiple support blocks inside, and the connecting plate is supported on the support blocks and is fixedly connected to the support blocks by bolts.

10. The portable marble magazine according to claim 1, characterized in that: The upper end of the bottom cylinder is connected to the bottom of the storage bottle by a thread; a hook is fixedly provided on the storage bottle, or a shoulder strap is connected to the storage bottle; the ejector cylinder is a conical cylinder, and the ejector pusher is a cylindrical cylinder.