CN116877564B - Hinge for electronic product - Google Patents
Hinge for electronic productInfo
- Publication number
- CN116877564B CN116877564B CN202310618640.8A CN202310618640A CN116877564B CN 116877564 B CN116877564 B CN 116877564B CN 202310618640 A CN202310618640 A CN 202310618640A CN 116877564 B CN116877564 B CN 116877564B
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- China
- Prior art keywords
- cam
- connecting sleeve
- button
- elastic member
- product
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
本公开提供了一种用于电子产品的铰链，包括第一按钮、第一凸轮、第二凸轮、第三凸轮、第一弹性件及第二弹性件，第三凸轮分别与第一凸轮和第二凸轮相配合，第一弹性件与第一凸轮相配合，第二弹性件与第三凸轮相配合，产品闭合状态下，第一凸轮与第三凸轮相配合产生保持产品闭合的预压扭力，按压第一按钮能够驱动第一凸轮轴向移动以使第一凸轮与第三凸轮分离，在第二弹性件的作用下，分离后的第三凸轮在第二凸轮的限定下进行转动且轴向移动，松开第一按钮后，第一凸轮与转动后的第三凸轮相配合能够驱动产品打开。本公开能够防止产品闭合状态轻微张口，通过第一按钮即可一键自动打开产品，操作更加方便、快捷。
The present disclosure provides a hinge for an electronic product, comprising a first button, a first cam, a second cam, a third cam, a first elastic member, and a second elastic member. The third cam cooperates with the first cam and the second cam, respectively. The first elastic member cooperates with the first cam, and the second elastic member cooperates with the third cam. When the product is in a closed state, the first cam and the third cam cooperate to generate a pre-compression torque to keep the product closed. Pressing the first button can drive the first cam to move axially to separate the first cam from the third cam. Under the action of the second elastic member, the separated third cam rotates and moves axially under the limitation of the second cam. After releasing the first button, the first cam cooperates with the rotated third cam to drive the product to open. The present disclosure can prevent the product from opening slightly in a closed state. The product can be automatically opened with one click by pressing the first button, making the operation more convenient and quick.
Description
Technical Field
The present disclosure relates to electronic products, and more particularly, to a hinge for an electronic product.
Background
Along with rapid development of technology and continuous progress of society, various electronic products such as smart phones, tablet computers, learning machines and game machines have become necessary common articles in life and work of more and more people, users have higher and higher use requirements on the electronic products, so that functions of the electronic products are more and more diversified, and a plurality of new forms of electronic products are generated, such as the electronic products can be folded through corresponding hinge mechanisms, so that the electronic products can be conveniently carried, and double display and other large-screen display can be obtained when the electronic products are used. However, the existing hinge mechanism of the foldable electronic product is usually operated by hands when being folded and unfolded, and has the problems of inconvenient operation, complex structure, large volume, slight opening during closing, lower safety and reliability, poor operation feeling and comfort level and the like, so that the hinge mechanism cannot meet the higher and higher use requirements of users and influences the application and development of the product.
Disclosure of Invention
The purpose of the present disclosure is to provide a hinge for an electronic product, which can solve at least one of the above technical problems, and the technical scheme of the present disclosure is as follows:
The utility model provides a hinge for electronic product, including first button, first cam, the second cam, the third cam, first elastic component and second elastic component, the third cam cooperatees with first cam and second cam respectively, first elastic component cooperatees with first cam, the second elastic component cooperatees with the third cam, under the product closed state, under the effect of first elastic component, first cam cooperatees with the third cam and produces the pre-compaction torsion that keeps the product closed, press first button can drive first cam axial displacement so that first cam and third cam separate, under the effect of second elastic component, the third cam after the separation rotates and axial displacement under the restriction of second cam, after loosening first button, first cam cooperatees with the third cam after rotating and can drive the product to open.
In some embodiments, the first cam and the first elastic member are disposed in the first connection sleeve, the first cam is fixed to the first connection sleeve in a circumferential direction, and the first cam is capable of sliding axially along the first connection sleeve and elastically deforming the first elastic member.
In some embodiments, the second cam, the third cam and the second elastic element are disposed in the second connecting sleeve, the second cam is fixedly connected with the second connecting sleeve, the third cam and the second connecting sleeve can rotate relatively in the circumferential direction, the third cam can slide axially along the second connecting sleeve and enable the second elastic element to deform elastically, the second cam is located at one end of the second connecting sleeve, which is close to the first connecting sleeve, the first button is located at the other end of the second connecting sleeve, a first avoiding through hole matched with the first cam is disposed on the second cam, a second avoiding through hole matched with the first button is disposed on the third cam, and a first through hole matched with the first button is disposed on the second connecting sleeve.
In some embodiments, the first connecting sleeve is connected with the second connecting sleeve through a first connecting shaft, the first connecting shaft is coaxial with the first connecting sleeve and the second connecting sleeve, the first cam, the second cam, the third cam and the first button are sequentially arranged along the axial direction of the first connecting shaft, one end of the first connecting shaft is provided with a first limiting part matched with the first connecting sleeve, and the other end of the first connecting shaft is provided with a second limiting part matched with the second connecting sleeve.
In some embodiments, a first slideway matched with the second limiting piece is arranged on the first button along the axial direction of the first button.
In some embodiments, a first stop is disposed in the first through hole, the second limiting member is pressed against the first stop, a first chute matched with the first stop is disposed on the first button along the axial direction of the first button, the first chute is communicated with the first slideway, and the first chute can axially slide along the first stop.
In some embodiments, the end of the first button remote from the second connecting sleeve is provided with a first pressing portion.
In some embodiments, the first elastic member and the second elastic member are compression springs, and a first limiting portion matched with the second cam is arranged on the first cam, wherein the diameter of the first limiting portion is larger than that of the first avoidance through hole.
In some embodiments, a first outer cam surface is arranged on the first cam, a second outer cam surface and a second inner cam surface matched with the first outer cam surface are arranged on the third cam, the second inner cam surface is positioned on the inner side of the second outer cam surface, a first cam surface matched with the second outer cam surface is arranged on the second cam, under the action of a first elastic piece in a product closed state, the second inner cam surface is matched with one side of the first outer cam surface to generate a pre-pressing torsion for keeping the product closed, the first button is pressed to drive the first cam to axially move so as to separate the first cam from the third cam, the separated third cam rotates and axially moves under the limit of the second cam under the action of the second elastic piece, and after the first button is released, the rotated second inner cam surface is matched with the other side of the first outer cam surface to drive the product to be opened.
In some embodiments, the first cam has a first inner cam surface located inwardly of the first outer cam surface and the first button has a second cam surface cooperating with the first inner cam surface.
In addition, in the technical solutions of the present disclosure, the technical solutions may be implemented by adopting conventional means in the art, which are not specifically described.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the prior art, the drawings that are required in the detailed description or the prior art will be briefly described, it will be apparent that the drawings in the following description are some embodiments of the present disclosure, and other drawings may be obtained according to the drawings without inventive effort for a person of ordinary skill in the art.
Fig. 1 is an exploded view of a hinge for an electronic product according to one embodiment of the present disclosure.
Fig. 2 is a cross-sectional view of a hinge for an electronic product according to one embodiment of the present disclosure.
Fig. 3 is a schematic structural view of a first cam according to an embodiment of the present disclosure.
Fig. 4 is a schematic structural view of a first button according to an embodiment of the present disclosure.
Fig. 5 is a schematic structural view of the first cam and the first button in a closed state according to an embodiment of the present disclosure.
Fig. 6 is a schematic structural view of the first cam and the third cam in a closed state according to an embodiment of the disclosure.
Fig. 7 is a schematic structural view of the second cam and the third cam in a closed state according to an embodiment of the present disclosure.
Fig. 8 is a schematic structural view of a first cam and a third cam separated state according to an embodiment of the present disclosure.
Fig. 9 is a schematic structural view of the first cam and the third cam in the open state according to an embodiment of the present disclosure.
Fig. 10 is a schematic structural view of the second cam and the third cam in an opened state according to an embodiment of the present disclosure.
Fig. 11 is a schematic structural view of a first cam and a first button in an opened state according to an embodiment of the present disclosure.
In the drawings, reference numerals indicate that the first button 1, the first slide 11, the first slide groove 12, the first pressing portion 13, the second cam surface 14, the first cam 2, the first outer cam surface 21, the first inner cam surface 22, the first limiting portion 23, the second cam 3, the first escape through hole 31, the first cam surface 32, the third cam 4, the second escape through hole 41, the second outer cam surface 42, the second inner cam surface 43, the first elastic member 5, the second elastic member 6, the first connecting sleeve 7, the second connecting sleeve 8, the first through hole 81, the first stopper 82, the first connecting shaft 9, the first limiting member 91, and the second limiting member 92.
Detailed Description
In order to make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are illustrative of some, but not all embodiments of the disclosure and are not intended to limit the disclosure. Based on the embodiments in this disclosure, all other embodiments that a person of ordinary skill in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.
In the description of the present disclosure, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "both ends", "two sides", "bottom", "top", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience in describing the present disclosure and simplifying the description, and do not indicate or imply that the elements referred to must have a specific orientation or be configured and operated in a specific orientation, and thus should not be construed as limiting the present disclosure. Furthermore, the terms "first," "second," "superior," "subordinate," "primary," "secondary," and the like are used for descriptive purposes only and may be used simply to more clearly distinguish between different components and are not to be construed as indicating or implying relative importance.
In the description of the present disclosure, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the terms in this disclosure will be understood by those of ordinary skill in the art in the specific context.
Referring to fig. 1 to 11, a hinge for an electronic product according to the present disclosure is schematically shown, and is mainly used for achieving folding and unfolding of the electronic product. The hinge for an electronic product of the present disclosure includes a first button 1, a first cam 2, a second cam 3, a third cam 4, a first elastic member 5 and a second elastic member 6, the third cam 4 is respectively engaged with the first cam 2 and the second cam 3, the first elastic member 5 is engaged with the first cam 2, the second elastic member 6 is engaged with the third cam 4, that is, under the action of the first elastic member 5 and the second elastic member 6, the first cam 2 elastically interacts with the third cam 4, and at the same time, the third cam 4 elastically interacts with the second cam 3, and generally the second cam 3 is relatively fixed, the second cam 3 defines the third cam 4, and the third cam 4 can rotate relative to the second cam 3. When the first button 1 is pressed, the first button 1 drives the first cam 2 to axially move so that the first cam 2 and the third cam 4 are separated, the separated third cam 4 rotates and axially moves under the limitation of the second cam 3 under the effect of the second elastic piece 6, the first cam 2 is matched with the rotated third cam 4 again after the first button 1 is released, the generated torsion direction is consistent with the opening direction of the product, and the first cam 2 rotates relative to the third cam 4 under the effect of the first elastic piece 5 and the limitation of the third cam 4 so as to drive the product to be opened.
One end of the first button 1 is provided with a first pressing portion 13, and the shape, size, etc. of the first pressing portion 13 are determined according to the specific circumstances, such as a circle or other suitable shape.
When the push button is used, the first cam 2 is arranged on the first shell of a product, the third cam 4 is arranged on the second shell of the product, the first cam 2 and the first shell are rotated to be opened and closed together with the second shell, so that the product is opened and folded to be closed, and the first pressing part 13 of the first push button 1 can extend out of the first shell and the second shell, thereby being convenient to operate; when the product is required to be opened, the first button 1 is pressed, the first button 1 drives the first cam 2to axially move so that the first cam 2 is separated from the third cam 4, the pre-pressing torsion for keeping the product closed is released, the second cam 3 limits the third cam 4 under the action of the second elastic piece 6, the separated third cam 4 rotates and axially moves, after the first button 1 is released, the first cam 2 is in re-fit with the rotated third cam 4, the generated torsion direction is consistent with the opening direction of the product, thereby realizing the conversion of the torsion direction from the direction for keeping the product closed to the opening direction of the product, the first cam 2 is automatically opened under the action of the first elastic piece 5, the first cam 2 can be automatically opened, and the first cam 4 can be automatically opened through the manual operation of the first cam 1, the second cam 3 is automatically opened, and the first cam 4 is automatically opened, the first cam 2 is opened, and the product is further closed through the manual operation of the first cam 1, the operation is more convenient and quick, the operation feeling and the comfort level are better, and the higher and higher use demands of users can be met.
The first cam 2 is provided with a first outer cam surface 21, the third cam 4 is provided with a second outer cam surface 42 and a second inner cam surface 43 matched with the first outer cam surface 21, the second inner cam surface 43 is positioned on the inner side of the second outer cam surface 42, the second cam 3 is provided with a first cam surface 32 matched with the second outer cam surface 42, the first outer cam surface 21 is provided with two convex surface parts with opposite directions, and the two convex surface parts are positioned on two sides of the first outer cam surface 21. In the closed state of the product, as shown in fig. 5-7, under the action of the first elastic piece 5, the second inner cam surface 43 is matched with a side cam surface part of the first outer cam surface 21, so that a pre-compression torsion force for keeping the product closed is generated, namely, the direction of the pre-compression torsion force is consistent with the closing direction of the product; when the product needs to be opened, the first button 1 is pressed first, the first cam 2 is driven to move axially, so that the first cam 2 is separated from the third cam 4, as shown in fig. 8, namely, the second inner cam surface 43 is separated from the convex surface portion on one side of the first outer cam surface 21, under the action of the second elastic member 6, the second cam 3 limits the third cam 4, so that the separated third cam 4 rotates and moves axially, the separated third cam 4 rotates and moves axially under the limitation of the second cam 3, the second inner cam surface 43 rotates synchronously with the third cam 4, the second inner cam surface 43 rotates to a position corresponding to the convex surface portion on the other side of the first outer cam surface 21, after the first button 1 is released, the rotated second inner cam surface 43 is matched with the convex surface portion on the other side of the first outer cam surface 21, and the generated torsion direction is consistent with the direction of the product opening, so that the torsion direction is converted from the direction of keeping the product closed to the direction of the product opening, under the limitation of the first elastic member 5, the first cam 2 rotates relatively to the third cam 4, and the product is driven to open, as shown in fig. 11-9.
The first cam 2 is provided with a first inner cam surface 22 positioned on the inner side of the first outer cam surface 21, the first button 1 is provided with a second cam surface 14 matched with the first inner cam surface 22, when the product is opened, after the first button 1 is pressed and released, the torsion direction is switched from the direction of keeping the product closed to the direction of opening the product, the first cam 2 rotates relative to the third cam 4 under the action of the first elastic piece 5 and the limitation of the third cam 4, and meanwhile, the first inner cam surface 22 of the first cam 2 is matched with the second cam surface 14 of the first button 1, so that the product is driven to be opened more stably and reliably.
The first cam 2 and the first elastic piece 5 are arranged in the first connecting sleeve 7, the first cam 2 is fixed with the first connecting sleeve 7 in the circumferential direction, the first cam 2 can axially slide along the first connecting sleeve 7, the first cam 2 axially slides to enable the first elastic piece 5 to elastically deform, the first connecting sleeve 7 is used for being fixedly connected with a first shell of a product, such as in a plug-in connection manner, the first shell is fixed with the first connecting sleeve 7 in the circumferential direction through a flat structure, and the first shell can be fixedly connected or welded by fasteners such as pins and screws.
The second cam 3, the third cam 4 and the second elastic member 6 are arranged in the second connecting sleeve 8, the second cam 3 is fixedly connected with the second connecting sleeve 8, such as fixedly connected by fasteners such as pins, screws and the like or welded connection, the third cam 4 and the second connecting sleeve 8 can rotate relatively in the circumferential direction, the third cam 4 can also axially slide along the second connecting sleeve 8, the second elastic member 6 can be elastically deformed by the axial sliding of the third cam 4, the second cam 3 is positioned at one end of the second connecting sleeve 8 close to the first connecting sleeve 7, the first button 1 is positioned at the other end of the second connecting sleeve 8, and the operation of the first button 1 is facilitated, be provided with on the second cam 3 with first cam 2 matched with first dodge through-hole 31, be provided with on the third cam 4 with first button 1 matched with second dodge through-hole 41, be provided with on the second adapter sleeve 8 with first button 1 matched with first through-hole 81, first cam 2 can pass first dodge through-hole 31 and third cam 4 and first button 1 matched with, first button 1 can pass first through-hole 81 and second dodge through-hole 41 and first cam 2 matched with, first pressing part 13 of first button 1 stretches out outside corresponding first casing and the second casing, the structure is compacter, firm, small etc.. The first pressing part 13 is located at one end of the first button 1 far away from the second connecting sleeve 8, the second connecting sleeve 8 is fixedly connected with a second casing of a product, for example, in a plug-in connection manner, the second casing is fixed with the second connecting sleeve 8 in the circumferential direction through a flat structure, and can be fixedly connected or welded by fasteners such as pins, screws and the like, and the first cam 2 and the first casing are relatively rotated to be opened and closed with the second casing together, so that the product is opened and folded to be closed.
The first connecting sleeve 7 is connected with the second connecting sleeve 8 through the first connecting shaft 9, the first connecting shaft 9 is coaxial with the first connecting sleeve 7 and the second connecting sleeve 8, the first cam 2, the second cam 3, the third cam 4 and the first button 1 are sequentially arranged along the axial direction of the first connecting shaft 9, one end of the first connecting shaft 9 is provided with a first limiting part 91 matched with the first connecting sleeve 7, the other end of the first connecting shaft 9 is provided with a second limiting part 92 matched with the second connecting sleeve 8, the first limiting part 91 can be an elastic retainer ring for a shaft, a locking nut and the like, the second limiting part 92 can be an elastic retainer ring, a locking nut, a shaft shoulder or a flange and the like, the structure is more stable and reliable, and the operation is more convenient. The first cam 2, the second cam 3 and the third cam 4 are coaxial with the first connecting shaft 9, and a through hole for the first connecting shaft 9 to pass through is arranged on the first cam 2. The first elastic element 5 and the second elastic element 6 are compression springs, the first elastic element 5, the first cam 2, the second cam 3, the third cam 4, the second elastic element 6 and the first button 1 are sequentially arranged along the axial direction of the first connecting shaft 9, the first elastic element 5 and the first cam 2 are arranged in the first connecting sleeve 7, the second cam 3, the third cam 4 and the second elastic element 6 are arranged in the second connecting sleeve 8, one end of the first elastic element 5 is pressed against the inner wall of the first connecting sleeve 7, the other end of the first elastic element 5 is pressed against the first cam 2, one end of the second elastic element 6 is pressed against the inner wall of the second connecting sleeve 8, positioning structures such as a groove body and a positioning column matched with a spring can be further arranged on the first cam 2 and the third cam 4, the other end of the second elastic element 6 is pressed against the third cam 4, a first avoidance through hole 31 matched with the first cam 2 is arranged on the second cam 3, a first avoidance through hole 31 matched with the first button 1 is arranged on the third cam 4, a first case 1 is extruded out of the first case 1 and a corresponding through hole 13 is arranged on the second case 1, and the first case 1 is correspondingly extended out of the first case 1.
The first connecting sleeve 7 and the second connecting sleeve 8 can be in clearance fit at one end close to each other, for example, a proper clearance is reserved, so that the torsion force value of the structure cannot be affected, and noise, abrasion and the like generated in the process of opening and closing the product by rotation can be avoided.
The first cam 2 is further provided with the first limiting part 23 matched with the second cam 3, the diameter of the first limiting part 23 is larger than that of the first avoiding through hole 31, the axial sliding distance of the first cam 2 can be limited, and the like, and the cam is safer and more reliable.
The first slide way 11 matched with the second limiting part 92 is arranged on the first button 1 along the axial direction of the first button, the first button 1 is pressed, the first slide way 11 of the first button 1 slides along the second limiting part 92, the operation feeling, the comfort degree and the like are better, and the operation feeling is more stable and reliable.
Be provided with first dog 82 in the first through-hole 81, second locating part 92 presses and carries out spacingly on first dog 82, be provided with on the first button 1 along its axial with first dog 82 matched with first spout 12, first spout 12 and first slide 11 intercommunication, press first button 1, first slide 11 of first button 1 slides along second locating part 92, first spout 12 slides along first dog 82 axial simultaneously, the structure is simpler, compact, firm, can prevent that first button 1 from rotating etc. more stable, reliable.
Compared with the prior art, the folding and closing type product has the advantages that under the action of the first elastic piece 5, the first cam 2 and the third cam 4 interact, so that prepressing torsion for keeping the product closed is generated, namely, the direction of the prepressing torsion is consistent with the direction of the product closing, the product closing state is prevented from being slightly opened to damage the product and the like, the first button is pressed, the torsion direction can be converted to the direction of opening the product from the direction for keeping the product closing through the cam mechanism, the product can be automatically opened through the first button 1, the first slideway 11 of the first button 1 slides along the second limiting piece 92, meanwhile, the first chute 12 slides along the axial direction of the first stop piece 82, the first button 1 can be prevented from rotating and the like, the operation feeling and the comfort degree are better, the structure is simple, compactness and stability are realized, the structure is small, the operation is convenient and quick, the safety, the stability and the reliability are high, the competitive power of the product is prolonged, the use requirement of people for higher and higher can be better satisfied, and the application and development of the product are enlarged.
The foregoing description of some embodiments of the present disclosure is merely illustrative of the technical solutions of the present disclosure and not limiting thereof, and it should be understood that modifications and substitutions can be made by those skilled in the art without departing from the inventive concept of the present disclosure, and all such modifications and substitutions shall fall within the scope of the appended claims of the present disclosure. In this case, all details may be replaced with equivalent elements, and the materials, shapes and sizes may be arbitrary.
Claims (3)
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| CN202310618640.8A CN116877564B (en) | 2023-05-29 | 2023-05-29 | Hinge for electronic product |
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| CN202310618640.8A CN116877564B (en) | 2023-05-29 | 2023-05-29 | Hinge for electronic product |
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| CN116877564A CN116877564A (en) | 2023-10-13 |
| CN116877564B true CN116877564B (en) | 2025-08-19 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN219953946U (en) * | 2023-05-29 | 2023-11-03 | 苏州领页智能科技有限公司 | Hinge for electronic product |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI241822B (en) * | 2001-03-22 | 2005-10-11 | Nifco Inc | Rotary actuator for hinge |
| CN101338783B (en) * | 2007-07-04 | 2011-03-30 | 深圳富泰宏精密工业有限公司 | Hinge structure and portable electronic device using the hinge structure |
| CN102143663B (en) * | 2010-01-28 | 2014-10-08 | 比亚迪股份有限公司 | Rotating shaft with function of switch-on and switch-off by one key and cellphone with rotating shaft |
| CN101951745B (en) * | 2010-08-12 | 2014-05-07 | 华为终端有限公司 | User equipment |
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| CN219953946U (en) * | 2023-05-29 | 2023-11-03 | 苏州领页智能科技有限公司 | Hinge for electronic product |
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