CN216648135U - Automatic return mechanism for game keys - Google Patents
Automatic return mechanism for game keys Download PDFInfo
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- CN216648135U CN216648135U CN202123235703.7U CN202123235703U CN216648135U CN 216648135 U CN216648135 U CN 216648135U CN 202123235703 U CN202123235703 U CN 202123235703U CN 216648135 U CN216648135 U CN 216648135U
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- magnetic ring
- inner magnetic
- hole
- outer magnetic
- return mechanism
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Abstract
The utility model discloses an automatic return mechanism for game keys, which comprises: the key cap is connected with a shaft lever; the inner magnetic ring is movably arranged inside the shell, the shaft lever is connected to the middle of the inner magnetic ring, and the key cap drives the inner magnetic ring to move through the shaft lever; the outer magnetic ring is arranged in the shell, the inner magnetic ring is positioned in the middle through hole of the outer magnetic ring, a gap for the inner magnetic ring to move is arranged between the outer magnetic ring and the inner magnetic ring, and mutually repulsive magnetic force is generated between the inner magnetic ring and the outer magnetic ring, so that the inner magnetic ring is always positioned in the center of the middle through hole of the outer magnetic ring. The utility model solves the problems of abnormal sound of metal, unsmooth movement and interference phenomenon when the movable key moves in a plane circumference way and the problem of poor experience feeling caused by different force values generated in different directions in the use process of the volute spiral spring by arranging two magnetic rings and utilizing the principle that the same poles of the magnetic rings repel each other.
Description
Technical Field
The utility model relates to the technical field of operating handles, in particular to an automatic return mechanism for a game key.
Background
The middle position of a traditional movable key is connected with a plane volute spiral spring, a key center shaft is connected with the plane volute spiral spring, the inner end of the volute spiral spring is clamped on the center shaft of the key, the outer end of the volute spiral spring is placed in an annular groove arranged on a base, and the key can perform circular movement on a plane within the effective deformation range of the volute spiral spring; when the movable keys on the market move in a plane circumference, the phenomena of abnormal sound of metal sound and unsmooth movement can occur, and the interference problem exists; the inner end of the spiral spring is clamped on the key and is in a fixed state, when the key performs planar circular motion, the spiral spring is driven to perform circular motion, the outer end of the spiral spring begins to rub against the side wall of the annular groove of the mounting base to generate resistance, and the friction force of the side wall of the annular groove is different from the torsion force generated by the middle shaft of the key in the motion process, so that the spiral spring stores part of force in a planar space; therefore, there is a need for improvements and innovations in existing key structures.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an automatic return mechanism for a game key, which aims to solve the problems of abnormal sound, unsmooth movement and interference of metal sound when a movable key moves in a plane circumference manner in the prior art and the problem of poor experience caused by different force values generated in different directions in the use process of a volute spiral spring.
In order to solve the above technical problem, the present invention provides an automatic return mechanism for a game key, comprising:
the key cap is connected with a shaft lever;
the inner magnetic ring is movably arranged inside the shell, the shaft lever is connected to the middle of the inner magnetic ring, and the key cap drives the inner magnetic ring to move through the shaft lever;
the outer magnetic ring is arranged in the shell, the inner magnetic ring is positioned in the middle through hole of the outer magnetic ring, a gap for the inner magnetic ring to move is arranged between the outer magnetic ring and the inner magnetic ring, and mutually repulsive magnetic force is generated between the inner magnetic ring and the outer magnetic ring, so that the inner magnetic ring is always positioned in the center of the middle through hole of the outer magnetic ring.
As a further improvement of the present invention, the key cap is disc-shaped, and a groove for pressing a finger is provided on one end surface of the key cap.
As a further improvement of the present invention, the shaft rod is cylindrical, one end of the shaft rod is coaxially fixed on one end surface of the key cap, and the shaft rod and the groove are respectively located on two different end surfaces of the key cap.
As a further improvement of the utility model, the inner magnetic ring is annular, the inner circle diameter of the inner magnetic ring is the same as the diameter of the shaft rod, and the inner magnetic ring is coaxially connected to the shaft rod.
As a further improvement of the utility model, the free end of the shaft rod is connected with a positioning cap through threads, and the positioning cap clamps the inner magnetic ring on a shaft shoulder arranged on the shaft rod.
As a further improvement of the utility model, the outer magnetic ring is annular, the inner circle radius of the outer magnetic ring is larger than the outer circle radius of the inner magnetic ring, the difference between the two is D, and D is larger than or equal to 6mm and smaller than or equal to 8 mm.
As a further improvement of the utility model, the shell is provided with an annular mounting groove, the diameter of the circumferential surface of the inner side wall of the mounting groove is equal to the diameter of the excircle of the external magnetic ring, and the external magnetic ring is coaxially mounted in the mounting groove.
As a further improvement of the present invention, a cover plate is fixed on the housing by screws, and the cover plate is used for positioning the outer magnetic ring in the mounting groove arranged on the housing.
As a further improvement of the utility model, the inner magnetic ring is positioned in the middle through hole of the outer magnetic ring, the inner magnetic ring is positioned between the bottom surface of the mounting groove and the cover plate, the inner magnetic ring moves in the area where the middle through hole of the outer magnetic ring is positioned, and magnetic force which is mutually repulsive along the radial direction is generated between the inner magnetic ring and the outer magnetic ring, so that the inner magnetic ring and the outer magnetic ring are always in a coaxial state.
As a further improvement of the utility model, the housing is provided with a circular through hole for the shaft rod to penetrate through, the cover plate is provided with a circular abdicating hole for abdicating the positioning cap, the through hole and the abdicating hole are coaxial with the outer magnetic ring, and the diameter of the through hole is equal to that of the abdicating hole and is smaller than the outer circle diameter of the inner magnetic ring.
The utility model has the beneficial effects that:
the utility model relates to an automatic return mechanism of a game key, which is characterized in that an inner magnetic ring mutually exclusive with an outer magnetic ring with larger size is arranged in a central through hole of the outer magnetic ring, the inner magnetic ring is connected with a key cap for a user to operate, the repulsion force generated between the two magnetic rings replaces the elasticity of a volute spring in the prior art, and under the condition of no operation, the inner magnetic ring can drive the key cap to be always in a central position; therefore, the utility model solves the problems of abnormal sound of metal sound, unsmooth movement and interference phenomenon when the movable key moves in a plane circumference way and the problem of poor experience caused by different force values generated in different directions in the use process of the volute spiral spring by arranging two magnetic rings and utilizing the principle that the same poles of the magnetic rings repel each other.
Drawings
FIG. 1 is a front sectional view of the present invention (the inner magnetic ring and the outer magnetic ring are in a coaxial state);
FIG. 2 is an exploded view of the present invention (without the locating cap);
FIG. 3 is a schematic perspective view of the housing;
the reference numbers in the figures illustrate:
11. a key cap; 12. a groove; 13. a shaft lever; 14. a shaft shoulder; 15. an inner magnetic ring; 16. a positioning cap; 17. a housing; 18. mounting grooves; 19. an outer magnetic ring; 20. a cover plate; 21. a screw; 22. a via hole; 23. and (7) a yielding hole.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1-3, an embodiment of an automatic return mechanism for game keys according to the present invention is shown;
a game key self-return mechanism comprising: the key cap 11 is connected with a shaft rod 13, and the key cap 11 is operated by a user; the inner magnetic ring 15 is movably arranged inside the shell 17, the shaft rod 13 is connected to the middle of the inner magnetic ring 15, and the key cap 11 drives the inner magnetic ring 15 to move through the shaft rod 13;
the outer magnetic ring 19 is installed inside the shell 17, the inner magnetic ring 15 is located in a through hole in the middle of the outer magnetic ring 19, a gap for movement of the inner magnetic ring 15 is formed between the outer magnetic ring 19 and the inner magnetic ring 15, and mutually repulsive magnetic force is generated between the inner magnetic ring 15 and the outer magnetic ring 19, so that the inner magnetic ring 15 is always located in the center of the through hole in the middle of the outer magnetic ring 19, and due to the fact that the magnetic force generated by the outer magnetic ring 19 in each direction of the inner magnetic ring 15 is the same or very small in difference, the inner magnetic ring 15 is always located at a position where resultant force is zero, namely the center of the outer magnetic ring 19, under the condition of no external force operation.
According to the utility model, the inner magnetic ring 15 which is mutually exclusive with the outer magnetic ring 19 with larger size is arranged in the central through hole of the outer magnetic ring 19, the inner magnetic ring 15 is connected with the key cap 11 which is operated by a user, the repulsive force generated between the two magnetic rings replaces the elastic force of a volute spring in the prior art, and under the condition of no operation, the inner magnetic ring 15 can drive the key cap 11 to be always in the central position, because the inner magnetic ring 15 and the outer magnetic ring 19 are driven by magnetic force and cannot be directly or indirectly contacted, the noise generated in the use process is very small, the difference of the magnetic force generated by the outer magnetic ring 19 in each direction of the inner magnetic ring 15 is also small, and the experience feeling of the user in the operation process is better; the problems that when the movable key moves in a plane circumference manner, metal sound abnormal sound occurs, the movement is not smooth and interference occurs are solved, and the problem that the experience feeling is poor due to different force values generated in different directions in the use process of the scroll spring is solved.
In an embodiment of the present invention, the key cap 11 is disc-shaped, in some other embodiments, the key cap 11 may also be square-shaped, and other shapes, and a groove 12 for pressing with a finger is disposed on one end surface of the key cap 11, and the finger presses on the groove 12, so as to increase a contact force, so that an operator can operate the key more freely, more comfortably, and better experience.
In an embodiment of the present invention, the shaft 13 is cylindrical, in other embodiments, the shaft 13 may also be square column, and other shapes, one end of the shaft 13 is coaxially fixed on one end surface of the key cap 11, and the shaft 13 and the groove 12 are respectively located on two different end surfaces of the key cap 11.
In a specific embodiment of the present invention, the inner magnetic ring 15 is a ring-shaped magnet, the inner diameter of the inner magnetic ring 15 is the same as the diameter of the shaft rod 13, and the inner magnetic ring 15 is coaxially connected to the shaft rod 13, so that the inner magnetic ring 15 can be directly sleeved on the shaft rod 13 through the middle hole of the inner magnetic ring 15, and the inner magnetic ring and the shaft rod can be coaxially installed without adding other auxiliary structures, and the inner magnetic ring and the shaft rod 13 are coaxial.
In an embodiment of the present invention, the free end of the shaft 13 is connected with a positioning cap 16 through a thread, the positioning cap 16 clamps the inner magnetic ring 15 on a shaft shoulder 14 provided on the shaft 13, and the shaft shoulder 14 is accurately and reliably positioned and is easy to machine.
In a specific embodiment of the present invention, the outer magnetic ring 19 is a circular permanent magnet, and the inner circle radius of the outer magnetic ring 19 is larger than the outer circle radius of the inner magnetic ring 15, and the difference between the two is D, and D is greater than or equal to 6mm and less than or equal to 8mm, as shown in fig. 1, so that the inner magnetic ring 15 has enough moving gap in the middle through hole area of the outer magnetic ring 19, so as to satisfy a better operation hand feeling of a user, and of course, the gap between the inner magnet and the outer magnetic ring 19 can be adaptively adjusted according to actual conditions and design requirements.
In a specific embodiment of the present invention, an annular mounting groove 18 is formed in the housing 17, a diameter of a circumferential surface where an inner side wall of the mounting groove 18 is located is equal to an outer diameter of the outer magnetic ring 19, the outer magnetic ring 19 is coaxially mounted in the mounting groove 18, and the outer magnetic ring 19 is mounted in the mounting groove 18 without a radial movement margin, so as to prevent noise and abnormal sound from occurring due to a movement gap existing in the outer magnetic ring 19 during use, which may affect use experience.
In a specific embodiment of the present invention, a cover plate 20 is fixed to the housing 17 through screws 21, the cover plate 20 is used to position the external magnetic ring 19 in the mounting groove 18 provided in the housing 17, and usually the external magnetic ring 19 is clamped in the mounting groove 18 by the cover plate 20, so as to prevent noise and abnormal sound from occurring due to a moving gap existing in the external magnetic ring 19 during use, which affects use experience.
In a specific embodiment of the present invention, the inner magnetic ring 15 is located in the middle through hole of the outer magnetic ring 19, the inner magnetic ring 15 is located between the bottom surface of the mounting groove 18 and the cover plate 20, the inner magnetic ring 15 moves in the area where the middle through hole of the outer magnetic ring 19 is located, and magnetic forces that are mutually repulsive in the radial direction are generated between the inner magnetic ring 15 and the outer magnetic ring 19, so that the inner magnetic ring 15 and the outer magnetic ring 19 are always in a coaxial state, as shown in fig. 1, in this state, the key cap 11 is in a non-operation state, and because the magnetic forces generated by the outer magnetic ring 19 in each direction of the inner magnetic ring 15 are the same or have small differences, the inner magnetic ring 15 is always in a position where resultant force is zero, that is, the center position of the outer magnetic ring 19, so that a user experience during operation is better.
The repulsive force generated between the two magnetic rings replaces the elastic force of a volute spring in the prior art, under the condition of no operation, the inner magnetic ring 15 can drive the key cap 11 to be always in the central position, the inner magnetic ring 15 and the outer magnetic ring 19 are driven by magnetic force, and the inner magnetic ring and the outer magnetic ring can not be in direct or indirect contact, so that the noise generated in the use process is very small, and the problems that metal sound is abnormal, the movement is not smooth and the interference phenomenon occurs when the movable key moves in a plane circumference are solved, and the problem of poor experience feeling caused by different force values generated in different directions in the use process of the volute spring is solved.
In a specific embodiment of the present invention, the housing 17 is provided with a circular through hole 22 for the shaft rod 13 to penetrate through, when a user operates the key cap 11, the diameter of the through hole 22 meets the requirement of the movement range of the shaft rod 13, the cover plate 20 is provided with a circular abdicating hole 23 for abdicating the positioning cap 16, when the user operates the key cap 11, the diameter of the abdicating hole 23 meets the requirement of the movement range of the positioning cap 16, the through hole 22 and the abdicating hole 23 are coaxial with the outer magnetic ring 19, the diameter of the through hole 22 is equal to the diameter of the abdicating hole 23 and is smaller than the outer diameter of the inner magnetic ring 15, so that the inner magnetic ring 15 can be always located in the positioning area between the cover plate 20 and the bottom surface of the mounting groove 18, and the inner magnetic ring 15 is prevented from being separated from the area of the through hole in the middle of the outer magnetic ring 19.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.
Claims (10)
1. A game button self-return mechanism, comprising:
the key cap is connected with a shaft lever;
the inner magnetic ring is movably arranged inside the shell, the shaft lever is connected to the middle of the inner magnetic ring, and the key cap drives the inner magnetic ring to move through the shaft lever;
the outer magnetic ring is arranged in the shell, the inner magnetic ring is positioned in the middle through hole of the outer magnetic ring, a gap for the inner magnetic ring to move is arranged between the outer magnetic ring and the inner magnetic ring, and mutually repulsive magnetic force is generated between the inner magnetic ring and the outer magnetic ring, so that the inner magnetic ring is always positioned in the center of the middle through hole of the outer magnetic ring.
2. The automatic return mechanism for game keys of claim 1, wherein the key cap has a disk shape and a groove for pressing with a finger is formed on one end surface of the key cap.
3. The automatic return mechanism for game keys of claim 2, wherein the shaft is cylindrical, one end of the shaft is coaxially fixed to one of the end surfaces of the key cap, and the shaft and the groove are respectively located on two different end surfaces of the key cap.
4. The automatic return mechanism for game keys according to claim 3, wherein said inner magnetic ring is circular ring-shaped, the inner circle diameter of said inner magnetic ring is the same as the diameter of the shaft, and the inner magnetic ring is coaxially connected to said shaft.
5. The automatic return mechanism for game keys of claim 4, wherein the free end of the shaft is threadedly connected to a positioning cap that clamps the inner magnetic ring against a shoulder provided on the shaft.
6. The automatic return mechanism for game keys according to claim 5, wherein the outer magnetic ring is circular, the inner circle radius of the outer magnetic ring is larger than the outer circle radius of the inner magnetic ring, the difference between the two is D, and D is greater than or equal to 6mm and less than or equal to 8 mm.
7. The automatic return mechanism for game keys according to claim 6, wherein the housing is provided with an annular mounting groove, the diameter of the circumferential surface of the inner side wall of the mounting groove is equal to the diameter of the outer circle of the outer magnetic ring, and the outer magnetic ring is coaxially mounted in the mounting groove.
8. The automatic return mechanism for game keys according to claim 7, wherein a cover plate is fixed to the housing by screws, the cover plate being used to position the outer magnetic ring in the mounting groove provided in the housing.
9. The automatic return mechanism for game keys according to claim 8, wherein the inner magnetic ring is located in the central through hole of the outer magnetic ring, and the inner magnetic ring is located between the bottom surface of the mounting groove and the cover plate, the inner magnetic ring moves in the area where the central through hole of the outer magnetic ring is located, and magnetic forces which are mutually repulsive in the radial direction are generated between the inner magnetic ring and the outer magnetic ring, so that the inner magnetic ring and the outer magnetic ring are always in a coaxial state.
10. The automatic return mechanism for game key of claim 9, wherein the housing has a circular through hole for the shaft rod to pass through, the cover plate has a circular abdicating hole for abdicating the positioning cap, the through hole and the abdicating hole are coaxial with the outer magnetic ring, and the diameter of the through hole is equal to the diameter of the abdicating hole and smaller than the diameter of the outer circle of the inner magnetic ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123235703.7U CN216648135U (en) | 2021-12-21 | 2021-12-21 | Automatic return mechanism for game keys |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123235703.7U CN216648135U (en) | 2021-12-21 | 2021-12-21 | Automatic return mechanism for game keys |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216648135U true CN216648135U (en) | 2022-05-31 |
Family
ID=81743462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123235703.7U Active CN216648135U (en) | 2021-12-21 | 2021-12-21 | Automatic return mechanism for game keys |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216648135U (en) |
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2021
- 2021-12-21 CN CN202123235703.7U patent/CN216648135U/en active Active
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