CN114860033A - Rotating shaft mechanism with lifting function - Google Patents
Rotating shaft mechanism with lifting function Download PDFInfo
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- CN114860033A CN114860033A CN202210499312.6A CN202210499312A CN114860033A CN 114860033 A CN114860033 A CN 114860033A CN 202210499312 A CN202210499312 A CN 202210499312A CN 114860033 A CN114860033 A CN 114860033A
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- bearing frame
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- shaft
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- 238000004804 winding Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 230000008093 supporting effect Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
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- Theoretical Computer Science (AREA)
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a rotating shaft mechanism with a lifting function, which comprises a first bearing frame, a second bearing frame, a base and a lifting assembly, wherein the first end of the first bearing frame is rotatably connected with the first end of the second bearing frame through a first shaft element; the lifting assembly comprises a first gear piece and a second gear piece which are meshed with each other, the first gear piece is fixedly sleeved on the first shaft piece, and the second gear piece is rotatably connected to the middle part of the second bearing frame through a third shaft piece; the second gear part has the lever portion that extends to the second end of base, and the first end of base has the spout that extends to its second end, and lever portion passes through the fourth shaft part and slides and pegs graft in the spout. Through above-mentioned pivot mechanism, can realize that notebook computer raises notebook computer's host computer part and screen part in the process of opening to the user carries out the keyboard operation, and makes things convenient for the user to watch the screen, promotes user's use impression.
Description
Technical Field
The invention relates to the technical field of rotating shafts, in particular to a rotating shaft mechanism with a lifting function.
Background
The rotating shaft is used as a main moving mechanism in electronic equipment such as a notebook computer, a game machine and the like, and is used for realizing relative opening or closing of the screen part and the host machine part. The pivot commonly used in present electronic equipment can only realize rotating the opening and shutting, and the in-process that opens and shuts, the relative desktop of host computer part keeps parallel, for the ease of operation, can set up the supporting legs in order to raise the height of host computer part at the back of host computer part usually, provides convenience for the user carries out keyboard operation, but the height of supporting legs is limited, and the effect of improvement is effective.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The invention aims to provide a rotating shaft mechanism with a lifting function, which can lift the position where a host part and a screen part are connected in the process of turning over electronic products such as notebook computers and game machines, and improve the use experience of users.
The technical scheme of the invention is as follows: the invention provides a rotating shaft mechanism with a lifting function, which comprises a first bearing frame, a second bearing frame, a base and a lifting assembly, wherein the first bearing frame is rotatably connected with the first end of the second bearing frame through a first shaft element, and the second end of the second bearing frame is rotatably connected with the second end of the base through a second shaft element;
the lifting assembly comprises a first gear piece and a second gear piece which are meshed with each other, the first gear piece is fixedly sleeved on the first shaft piece, and the second gear piece is rotatably connected to the middle part of the second bearing frame through a third shaft piece;
the second gear part is provided with a lever part extending towards the second end of the base, the first end of the base is provided with a sliding groove extending towards the second end of the base, and the lever part is inserted into the sliding groove in a sliding mode through a fourth shaft part;
when the first gear piece is driven by the first bearing frame to rotate towards a first direction, the first gear piece is driven to rotate towards a second direction, the second gear piece is driven to lift the first gear piece by taking the fourth gear piece as a fulcrum, and then the first end of the second bearing frame is lifted;
wherein the second direction is opposite to the first direction.
Optionally, the lifting assembly further includes two connecting arms, and the first gear member and the second gear member are sandwiched between the two connecting arms; and the first end of the connecting arm is fixedly connected with the first end of the second bearing frame, and the second gear piece is rotatably connected with the second end of the connecting arm through a third shaft piece.
Optionally, the lifting assembly further comprises a special-shaped spring part, the special-shaped spring part is provided with a fixing part, a free end of the fixing part extends outwards and winds to form a torsion part, and a free end of the torsion part bends at 90 degrees relative to the torsion part and then extends outwards to form a force arm part; the fixing part is sleeved on the first gear piece, the torsion part is sleeved on the second gear piece, and the force arm part is inserted in the lever part of the second gear piece; when the second gear piece is driven by the first gear piece to rotate, the torsion portion of the special-shaped spring piece is compressed.
Optionally, the base has two oppositely disposed vertical walls, and the arc-shaped slot is disposed on the vertical walls.
Optionally, the number of the second bearing frames is two, and the two second bearing frames are respectively arranged at the outer sides of the two vertical walls.
Optionally, the first end of the second shelf protrudes from the first end of the base.
Optionally, a torsion adjusting assembly is arranged on the first shaft, and the second bearing frame, the first gear piece and the first bearing frame are compressed under the compression of the torsion adjusting assembly.
Optionally, the torsion adjusting assembly comprises an adjusting nut, an elastic piece and a gasket which are sequentially sleeved on the first shaft piece, and the elastic piece and the gasket are pressed on the second bearing frame by the adjusting nut.
Optionally, the sliding groove is an arc-shaped groove, and the circle center of the arc-shaped groove is located above the base.
Optionally, the first shaft member is integral with the first carrier.
The invention has the beneficial effects that:
the electronic products such as notebook computers and game machines can be turned over, the position where the host part is connected with the screen part is lifted, so that the host part is in an inclined state for a user to operate a keyboard, convenience is provided for the user to watch the screen, and the use experience of the user is improved. And the structure is simple, and the implementation and the popularization are convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention in a closed state.
Fig. 2 is a top view of the present invention in a closed state.
Fig. 3 is an exploded view of the present invention.
Fig. 4(1) -fig. 4(4) are schematic structural diagrams of the rotating shaft mechanism with the lifting function of the invention in different states.
Fig. 5(1) -fig. 5(4) are schematic cross-sectional views of a-a in fig. 2 in different states.
Fig. 6 is a schematic structural view of the profiled spring element, the first gear element and the second gear element of the present invention.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments.
As shown in fig. 1 to 6, the present invention provides a hinge mechanism with a lifting function, which is applied to an electronic device such as a notebook computer or a game machine, and is used for realizing the rotational opening and closing of a screen portion and a host portion of the electronic device, and realizing the lifting of the height of the connection position of the host portion and the screen portion in the opening and closing process, so as to provide convenience for a user to perform keyboard operation and screen viewing, and improve the user experience.
Specifically, the rotating shaft mechanism includes a first support frame 10, a second support frame, a base 30 and a lifting assembly 40, the first support frame has a first mounting portion, the first mounting portion is fixedly connected to a screen portion of the electronic device through screws, a second mounting portion which is outwardly folded by 90 degrees is arranged in the middle of the second support frame, and the second mounting portion is fixedly connected to a host portion of the electronic device. The first end of the first and second carrier 10 and 10 are rotatably connected by a first shaft to achieve the rotation fit of the screen part and the main body part. The second end of the second carrier is rotatably connected to the second end of the base 30 by a second shaft to allow the host portion and the base to be rotatably engaged.
The lifting assembly 40 comprises a first gear member 41 and a second gear member 42 which are meshed with each other, the first gear member 41 is fixedly sleeved on the first shaft member, and the second gear member 42 is rotatably connected to the middle part of the second bearing frame through a third shaft member. The second gear member 42 has a lever portion 42a extending toward the second end of the base, and the base 30 has slide grooves (30 a, 30 b) extending toward the second end thereof at the first end thereof, and the lever portion 42a is slidably inserted into the slide grooves (30 a, 30 b) via a fourth shaft member 42 c.
The lift assembly 40 is configured to raise the height of the interface between the host portion and the screen portion during opening of the electronic device. In the closed state, the electronic device is placed on the desktop, the base 30 contacts with the desktop, and the fourth shaft on the lever portion 42a of the second gear 42 is located at the second end of the sliding slot (30 a, 30 b) (i.e., the side of the sliding slot close to the second end of the base). When the screen part is turned over and opened in the first direction, the first bearing frame 10 drives the first gear piece 41 to rotate in the first direction, the first gear piece 41 further drives the second gear piece 42 to rotate in the second direction (opposite to the first direction), at this time, the second gear piece 42 drives the lever part 42a to swing, and the base 30 is fixed by taking the contact with the desktop as a supporting point, so that the second gear piece 42 lifts the first gear piece 41 by taking the fourth gear piece 42c as a fulcrum, and the connecting position of the screen part and the host part is lifted. After the joint position of the screen part and the main machine part and the screen part is lifted, the screen part is continuously overturned to drive the second gear member 42 to continuously swing until the fourth shaft member 42c on the lever part 42a slides to the first end of the sliding groove (30 a, 30 b), the screen part is completely opened relative to the main machine part, and the lever part 42a, the second bearing frame and the base 30 form a stable triangular structure to effectively support the lifted main machine part and the screen part.
In this embodiment, the lifting assembly 40 further comprises two connecting arms (43, 44), the first gear member 41 and the second gear member 42 being sandwiched between the two connecting arms (43, 44). The two connecting arms (43, 44) are fixedly connected at a first end of the second bearing frame, and the second gear member 42 is rotatably connected at a second end of the connecting arms (43, 44) through a third shaft member. By additionally arranging the two connecting arms (43 and 44), the supporting effect of the lifting assembly 40 is improved, the reliability of the lifting assembly 40 is improved, and the service life of the rotating shaft mechanism is ensured.
In this embodiment, the lifting assembly 40 further includes a special-shaped spring member 45, the special-shaped spring member 45 has a fixing portion 45a, a free end of the fixing portion 45a extends and winds outwards to form a torsion portion 45b, a free end of the torsion portion 45b bends at 90 degrees relative to the torsion portion 45b and then extends outwards to form a force arm portion 45c, the fixing portion 45a is sleeved on the first gear member 41, the torsion portion 45b is sleeved on the second gear member 42, and the connecting arm 43 is clamped at a gap between the connecting arm 43 and the first and second gear members 41 and 42. The force arm portion 45c is inserted into the lever portion 42a of the second gear member 42. When the second gear member 42 is driven by the first gear member 41 to rotate, the torsion portion 45b of the shaped spring member 45 is compressed, so that a reaction force is applied to the second gear member 42 through the shaped spring member 45, and the lever portion 42a of the second gear member 42 is held after swinging to the second end of the arc-shaped grooves (30 a, 30 b), thereby preventing the lever portion 42a from swinging back.
In this embodiment, the base 30 is a U-shaped base having two opposing vertical walls, and the lift assembly 40 is sandwiched between the two vertical walls. The arc-shaped grooves (30 a and 30 b) are arranged on the vertical wall, and two ends of the fourth shaft part are respectively inserted in the arc-shaped grooves (30 a and 30 b). In the closed position, the second gear of the lift assembly 30 can be received within the base to facilitate seamless closure of the screen portion and the main body portion.
In this embodiment, the two second racks are respectively the second rack 21 and the second rack 22, the second rack 21 and the second rack 22 are respectively disposed at the outer sides of the two vertical walls of the base 30, and the first ends of the second rack 21 and the second rack protrude from the first end of the base 30, so that when assembling, the first rack 10, the second rack 22, the right vertical wall of the base 30, the connecting arm 44, the first gear 41, the connecting arm 43, the left vertical wall of the base 30, and the second rack 21 can be sequentially connected through a first shaft, and the assembling is convenient.
In this embodiment, a torsion adjusting assembly is provided on the first shaft member, and the torsion adjusting assembly is used for pressing the first carrier 10, the second carrier and the first gear member 41, so as to provide damping for the rotation between the first carrier 10 and the second carrier. Specifically, the torque force adjusting assembly comprises an adjusting nut 11, an elastic member 12 and a gasket 13, when the assembly is carried out, the gasket 13, the elastic member 12 and the adjusting nut 11 are sleeved at the free end of the first shaft member, the protruding part of the gasket 13 is inserted into the shaft hole notch of the second bearing frame 21, and the elastic member 12 is pressed on the gasket 13 by the adjusting nut 11. By rotating the adjusting nut 11, the deformation of the elastic member 12 can be adjusted, thereby adjusting the clamping force of the two connecting arms (43, 44) on the first gear member 41 and the friction force between the first and second racks 10, and adjusting the supporting force of the lifting assembly and the rotational damping between the first and second racks 10, 10.
Specifically, the elastic member 12 may employ a belleville spring.
In the present embodiment, the slide grooves (30 a, 30 b) are provided as arc-shaped grooves having a center located above the base 30. Therefore, after the part of the second gear member engaged with the first gear member is lifted, the fourth gear member on the lever portion can swing around the sliding groove smoothly, so that the lever portion 42a, the second bearing frame and the base 30 form a stable triangular structure more smoothly.
In the embodiment, the first shaft element is integrally connected to the first carrier 10, that is, the first shaft element and the first carrier 10 are an integral component, so as to reduce the number of parts and simplify the structure of the rotating shaft mechanism.
Accordingly, the second shaft member may be integrally connected with the second carrier or the base 30 to form an integral member, and the third shaft member and the fourth shaft member 42c are integrally connected to form an integral member, so as to further reduce the number of parts of the rotating shaft mechanism and improve the convenience of assembling the rotating shaft mechanism.
In this embodiment, the outer wall of the body portion 42b of the first gear member is provided with teeth which directly engage and drive-fit with the first gear member 41, simplifying the complexity of the lifting assembly. Of course, an even number of transmission gears may be provided between the first gear member 41 and the second gear member 42 as necessary.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A rotating shaft mechanism with a lifting function comprises a first bearing frame, a second bearing frame, a base and a lifting assembly, wherein the first bearing frame is rotatably connected with a first end of the second bearing frame through a first shaft element, and a second end of the second bearing frame is rotatably connected with a second end of the base through a second shaft element;
the lifting assembly comprises a first gear piece and a second gear piece which are meshed with each other, the first gear piece is fixedly sleeved on the first shaft piece, and the second gear piece is rotatably connected to the middle part of the second bearing frame through a third shaft piece;
the second gear part is provided with a lever part extending towards the second end of the base, the first end of the base is provided with a sliding groove extending towards the second end of the base, and the lever part is inserted into the sliding groove in a sliding mode through a fourth shaft part;
when the first gear piece is driven by the first bearing frame to rotate towards a first direction, the first gear piece is driven to rotate towards a second direction, the second gear piece is driven to lift the first gear piece by taking the fourth gear piece as a fulcrum, and then the first end of the second bearing frame is lifted;
wherein the second direction is opposite to the first direction.
2. The spindle mechanism with lifting function according to claim 1, wherein the lifting assembly further comprises two connecting arms, and the first gear member and the second gear member are sandwiched between the two connecting arms; and the first end of the connecting arm is fixedly connected with the first end of the second bearing frame, and the second gear piece is rotatably connected with the second end of the connecting arm through a third shaft piece.
3. The hinge mechanism with lifting function according to claim 2, wherein the lifting assembly further comprises a shaped spring member having a fixed portion, a free end of the fixed portion extending outward and winding to form a torsion portion, and a free end of the torsion portion extending outward after being bent at 90 degrees relative to the torsion portion to form a force arm portion; the fixing part is sleeved on the first gear piece, the torsion part is sleeved on the second gear piece, and the force arm part is inserted in the lever part of the second gear piece; when the second gear piece is driven by the first gear piece to rotate, the torsion portion of the special-shaped spring piece is compressed.
4. The pivot mechanism with a raising function according to any one of claims 1 to 3, wherein the base has two vertical walls disposed opposite to each other, and the sliding groove is disposed on the vertical walls.
5. The pivot mechanism with raising function as claimed in claim 4, wherein said second bearing frame is two, and two of said second bearing frames are separately provided on the outer side of said two vertical walls.
6. The pivot mechanism for raising a person as claimed in claim 5, wherein the first end of the second bracket protrudes from the first end of the base.
7. The hinge mechanism with raising function as claimed in claim 1, wherein said first shaft member is provided with a torsion adjusting assembly, and said second bearing frame, said first gear member and said first bearing frame are pressed by said torsion adjusting assembly.
8. The rotating shaft mechanism with the lifting function as claimed in claim 7, wherein the torsion adjusting assembly comprises an adjusting nut, an elastic member and a gasket, which are sleeved on the first shaft member in sequence, and the adjusting nut presses the elastic member and the gasket on the second bearing frame.
9. The rotating shaft mechanism with the lifting function as claimed in claim 1, wherein the sliding slot is an arc-shaped slot, and the center of the arc-shaped slot is located above the base.
10. A pivot mechanism with raising function according to any one of claims 1 to 9, characterized in that the first shaft member is in one piece with the first carrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210499312.6A CN114860033A (en) | 2022-05-09 | 2022-05-09 | Rotating shaft mechanism with lifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210499312.6A CN114860033A (en) | 2022-05-09 | 2022-05-09 | Rotating shaft mechanism with lifting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114860033A true CN114860033A (en) | 2022-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210499312.6A Pending CN114860033A (en) | 2022-05-09 | 2022-05-09 | Rotating shaft mechanism with lifting function |
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| Country | Link |
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| CN (1) | CN114860033A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102819296A (en) * | 2011-06-07 | 2012-12-12 | 连鋐科技股份有限公司 | Sliding cover lifting structure with transmission shaft locating on base |
| CN209180222U (en) * | 2018-10-24 | 2019-07-30 | 新连刚电子科技（重庆）有限公司 | Turning gear with lifting effect |
| CN209604413U (en) * | 2018-12-27 | 2019-11-08 | 昆山刚毅精密电子科技有限公司 | With dynamic formula concealed type pivot device |
| CN211574015U (en) * | 2019-12-03 | 2020-09-25 | 昆山刚毅精密电子科技有限公司 | Pivot device with lifting function |
| TWM604909U (en) * | 2020-09-01 | 2020-12-01 | 華碩電腦股份有限公司 | Electronic device |
| CN212360474U (en) * | 2019-12-20 | 2021-01-15 | 昆山刚毅精密电子科技有限公司 | Pivot device capable of lifting main body |
-
2022
- 2022-05-09 CN CN202210499312.6A patent/CN114860033A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102819296A (en) * | 2011-06-07 | 2012-12-12 | 连鋐科技股份有限公司 | Sliding cover lifting structure with transmission shaft locating on base |
| CN209180222U (en) * | 2018-10-24 | 2019-07-30 | 新连刚电子科技（重庆）有限公司 | Turning gear with lifting effect |
| CN209604413U (en) * | 2018-12-27 | 2019-11-08 | 昆山刚毅精密电子科技有限公司 | With dynamic formula concealed type pivot device |
| CN211574015U (en) * | 2019-12-03 | 2020-09-25 | 昆山刚毅精密电子科技有限公司 | Pivot device with lifting function |
| CN212360474U (en) * | 2019-12-20 | 2021-01-15 | 昆山刚毅精密电子科技有限公司 | Pivot device capable of lifting main body |
| TWM604909U (en) * | 2020-09-01 | 2020-12-01 | 華碩電腦股份有限公司 | Electronic device |
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