CN210371620U - Rotating shaft mechanism for semi-automatic opening and closing of box - Google Patents
Rotating shaft mechanism for semi-automatic opening and closing of box Download PDFInfo
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- CN210371620U CN210371620U CN201921331710.7U CN201921331710U CN210371620U CN 210371620 U CN210371620 U CN 210371620U CN 201921331710 U CN201921331710 U CN 201921331710U CN 210371620 U CN210371620 U CN 210371620U
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- bracket
- elastic piece
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Abstract
The utility model discloses a semi-automatic pivot mechanism that opens and shuts of box for be connected with the lid and drive the relative box body of lid and carry out semi-automatic action of opening and shutting around the critical position. Specifically, the rotating shaft mechanism comprises a fixed bracket fixed on the box body, a rotating bracket connected on the cover, and an elastic piece used for driving the rotating bracket to rotate. The left side rear of runing rest has the rotation portion, and the rotation portion rotates through the pivot and sets up on the fixed bolster, and is equipped with rotatory limit structure between rotation portion and the fixed bolster. The elastic member is disposed at an inclination such that a first end thereof is higher than a second end thereof. The first end of the elastic piece is in running fit with the left end of the rotating bracket, and the second end of the elastic piece is rotationally arranged on the fixed bracket. When the cover is in the critical position, the elastic piece and the rotating bracket are positioned on the same plane.
Description
Technical Field
The utility model relates to a rotate assist drive device's technical field, in particular to semi-automatic opening and shutting shared pivot mechanism of box.
Background
Generally, a device having a rotating shaft structure is designed, in which a rotating bracket is operated to rotate relative to a fixed bracket by using a central shaft as a rotating axis, so as to open or close a cover.
The device that has the rotation axis structure that has now generally relies on manual opening and shutting more, and the in-process that opens and shuts needs continuously to exert external force, can't accomplish the action of opening or closing under the effect of no external force, and the operation experience feels poor.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model aims at providing a semi-automatic pivot mechanism that opens and shuts of box can realize the semi-automatic opening and shutting of lid rotation in-process.
In order to achieve the above object, the present invention provides a hinge mechanism for semi-automatically opening and closing a box, which is connected to a cover and drives the cover to move around a critical position relative to the box, and comprises a fixed bracket fixed on the box, a rotary bracket connected to the cover, and an elastic member for driving the rotary bracket to rotate.
The left side rear of runing rest has the rotation portion, the rotation portion rotates through the pivot to be set up on the fixed bolster, just the rotation portion with be equipped with rotatory limit structure between the fixed bolster.
The elastic member is disposed at an inclination such that a first end thereof is higher than a second end thereof. The first end of the elastic piece is in running fit with the left end of the rotating support, and the second end of the elastic piece is arranged on the fixed support in a running mode.
When the cover is in the critical position, the elastic piece and the rotating bracket are positioned on the same plane.
In a specific embodiment of the present invention, the rotation limiting structure includes: the axial bulge that sets up in rotation portion one end to and set up the arc wall at fixed bolster, the arc wall is gone into to axial bulge card.
Preferably, the corresponding angle of the radian of the arc-shaped groove is equal to the movable opening and closing angle of the cover.
The utility model discloses an in the concrete embodiment, be equipped with the storage tank in the fixed bolster, the elastic component sets up in the storage tank, its second end rotates and sets up storage tank second side.
The rotating part of the rotating bracket is rotatably arranged on the first side of the accommodating groove through a rotating shaft, the left end of the rotating part extends into the accommodating groove to form an extending part, and the second end of the elastic part is in running fit with the extending part.
Preferably, the extension portion is provided with a U-shaped groove along the radial direction of the rotating bracket, the second end of the elastic piece is provided with a transverse portion, and the transverse portion is clamped in the U-shaped groove and can rotate at the center of the U-shaped groove.
Preferably, the groove opening of the accommodating groove is provided with a pressing plate.
In a specific embodiment of the present invention, the elastic member is a spring, the spring has a cross portion, a spiral portion and a connecting portion, two first end portions of the cross portion are transversely disposed and rotatably disposed on the fixing bracket. The two second end ends of the cross part are connected with the first ends of the two spiral parts, and the second ends of the two spiral parts are connected with each other through a connecting part.
The technical scheme of the utility model through be equipped with the elastic component on the fixed bolster, can follow the flexible direction compression elastic component of elastic component at the in-process that opens and shuts when the runing rest and carry out the energy storage, after the lid is rotated critical position, can realize the automation of the relative box body of lid through the compression of release elastic component and open and shut, pivot mechanism can rotate the lid to making the elastic component be in the critical state of compression after promptly the user, the lid can rotate under the driving action of elastic component, realize that the semi-automation of lid opens and shuts, improve the experience that the lid opened and shut and feel.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an earphone charging box with a rotating shaft mechanism for semi-automatic opening and closing of the box;
fig. 2 is a schematic structural view of an embodiment of a hinge mechanism for semi-automatic opening and closing of a box according to the present invention;
FIG. 3 is an exploded view of the hinge mechanism for semi-automatic opening and closing of the box according to the present invention;
FIG. 4 is a schematic structural view of a rotating bracket;
FIG. 5 is a schematic structural view of the elastic member;
FIG. 6 is a schematic diagram of the dynamic variation of the elastic member during rotation;
the purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1, the rotating shaft mechanism for semi-automatically opening and closing the box in this embodiment is disposed at the rotating position of the cover 420 and the box body 410, and is used for connecting with the cover 420 and driving the cover 420 to perform semi-automatically opening and closing operations before and after a critical position relative to the box body 410.
As shown in fig. 1 to 3, the hinge 210 mechanism for semi-automatic opening and closing of the box includes a fixed bracket 100, a rotating bracket 200, and an elastic member 300, wherein the fixed bracket 100 is fixedly disposed on the box body, and the cover is fixedly disposed on the rotating bracket 200.
The fixing bracket 100 is provided with a receiving groove 100a, and two ends of the receiving groove 100a are provided with rotary hole sites. The left rear of the rotary bracket 200 is provided with a rotary part 200a, the rotary part 200a is inserted with a rotary shaft 210, and two ends of the rotary shaft 210 are inserted in rotary hole positions at two ends of the accommodating groove 100a, so that the cover and the box body are in running fit.
A rotation limiting structure is provided between the rotating part 200a and the fixing bracket 100 to limit the rotation of the cover between the open position and the closed position. Specifically, this rotation limit structure includes: the axial convex part 200b is arranged at one end of the rotating part 200a, the arc-shaped groove 100b is arranged on the fixed support 100, and the corresponding angle of the radian of the arc-shaped groove 100b is equal to the movable opening and closing angle of the cover. The axial convex part 200b is clamped in the arc-shaped groove 100b, and when the rotating bracket 200 is in the opening position, the axial convex part 200b of the rotating part 200a abuts against the groove wall on the first side of the arc-shaped groove 100 b; when the rotating bracket 200 is in the closed position, the axial projection 200b of the rotating portion 200a abuts on the wall of the second side of the arc-shaped slot 100 b.
The elastic member 300 is obliquely disposed in the receiving groove 100a such that the first end thereof is higher than the second end thereof. The first end of the elastic member 300 is rotatably engaged with the left end of the rotating bracket 200, and the second end thereof is rotatably disposed on the fixed bracket 100. When the cover is at the critical position, the elastic member 300 is located on the same plane as the rotating bracket 200, and at this time, the elastic member 300 is in a compressed state.
The technical scheme of the utility model through be equipped with elastic component 300 on fixed bolster 100, can follow elastic component 300's flexible direction compression elastic component 300 and carry out the energy storage when runing rest 200 at the in-process that opens and shuts, after the lid was rotated critical position, can realize the automation of the relative box body of lid through the compression of release elastic component 300 and open and shut, pivot 210 mechanism can rotate the lid to making elastic component 300 be in the critical state of compression after the user promptly, the lid can rotate under elastic component 300's driving action, realize that the semi-automation of lid opens and shuts, improve the experience that the lid opened and shut and feel.
The utility model provides a pivot 210 mechanism can install on electronic equipment such as the box that charges of wireless earphone for take the box upper cover rotation of opening and shutting, can open or the totally closed position of opening completely automatically to pop out after certain angle is opened to the lid.
Specifically, in the present embodiment, the elastic member 300 is similar to a profile spring composed of two interconnected torsion springs, and has a cross portion 300a, a spiral portion 300b, and a connecting portion 300c, and both first end ends of the cross portion 300a are laterally disposed and rotatably disposed on the fixing bracket 100. Both second end portions of the crossing portion 300a are connected to first ends of the both spiral portions 300b, and second ends of the both spiral portions 300b are connected to each other by a connecting portion 300 c. The second end of the rotating bracket 200 is rotatably coupled to the coupling portion 300 c.
Referring to fig. 6, fig. 6(a) is a schematic view showing a state where the rotating bracket is in an open position, fig. 6(b) is a schematic view showing a state where the rotating bracket is in a critical position, and fig. 6(c) is a schematic view showing a state where the rotating bracket is in a closed position.
As shown in fig. 6, in the process that the rotating bracket 200 is rotated from the open position to the critical position, the crossing portion 300a and the spiral portion 300b of the elastic member 300 are compressed, so that the spiral portion 300b and the crossing portion 300a are contracted, and the compression energy of the elastic member 300 is stored; the rotational support 200 is further rotated such that the rotational support 200 passes a critical position, and the compression energy stored in the spring generates a restoring force which is inclined upward to the left with respect to the rotational support 200, and the restoring force acts on the rotational support 200, so that the rotational support 200 is further rotated toward the closed position, thereby achieving the semi-automatic closing of the rotational support 200, i.e., the semi-automatic closing of the cassette.
Similarly, when the rotary bracket 200 is moved from the closed position to the critical position, the compression elastic member 300 stores the compression energy, and after the rotary bracket 200 is further moved so that the rotary bracket 200 passes the critical position, the elastic member generates a force inclined to the left upward, so that the rotary bracket 200 continues to rotate to the open position, thereby realizing the semi-automatic opening of the rotary bracket 200, that is, the semi-automatic opening of the cassette.
In a specific embodiment of the present invention, the left end of the rotating bracket 200 extends into the accommodating groove 100a to form an extending portion 200c, the extending portion 200c is provided with a U-shaped groove 200d along the radial direction of the rotating bracket 200, and the connecting portion 300c of the elastic member 300 is connected to the U-shaped groove 300d, and can rotate around the center of the U-shaped groove 300 d. Can realize the clearance fit of elastic component and runing rest through simple joint of U type groove 300d and elastic component, and the maintenance of the pivot mechanism of being convenient for of simple assembly.
Preferably, a pressing plate 110 is provided at the notch of the receiving groove 100a for preventing the elastic member 300 from being ejected.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (7)
1. A rotating shaft mechanism for semi-automatically opening and closing a box is used for being connected with a cover and driving the cover to perform semi-automatically opening and closing actions relative to a box body in front and at back of a critical position, and is characterized by comprising a fixed support fixed on the box body, a rotating support connected to the cover and an elastic piece used for driving the rotating support to rotate;
a rotating part is arranged behind the left side of the rotating support, the rotating part is rotatably arranged on the fixed support through a rotating shaft, and a rotating limiting structure is arranged between the rotating part and the fixed support;
the elastic piece is obliquely arranged, so that the first end of the elastic piece is higher than the second end of the elastic piece; the first end of the elastic piece is in rotating fit with the left end of the rotating bracket, and the second end of the elastic piece is rotatably arranged on the fixed bracket;
when the cover is in the critical position, the elastic piece and the rotating bracket are positioned on the same plane.
2. A hinge mechanism for semi-automatic opening and closing of a box according to claim 1, wherein said rotation limiting structure comprises: the axial bulge that sets up in rotation portion one end to and set up the arc wall at fixed bolster, the arc wall is gone into to axial bulge card.
3. The hinge mechanism for semi-automatic opening and closing of a box according to claim 2, wherein the arc of the arc-shaped groove corresponds to an angle equal to the movable opening and closing angle of the cover.
4. The hinge mechanism for semi-automatic opening and closing of a box according to claim 1, wherein a receiving groove is formed in the fixing bracket, the elastic member is disposed in the receiving groove, and the second end of the elastic member is rotatably disposed at a second side of the receiving groove;
the rotating part of the rotating bracket is rotatably arranged on the first side of the accommodating groove through a rotating shaft, the left end of the rotating part extends into the accommodating groove to form an extending part, and the second end of the elastic part is in running fit with the extending part.
5. The hinge mechanism for semi-automatic opening and closing of a box according to claim 4, wherein the extension portion is provided with a U-shaped groove along a radial direction of the rotary bracket, and the second end of the elastic member has a transverse portion which is engaged in the U-shaped groove and can rotate at the center of the U-shaped groove.
6. The hinge mechanism for semi-automatic opening and closing of a box according to claim 4, wherein said container slot is provided with a pressing plate.
7. The hinge mechanism for semi-automatic opening and closing of a box according to any one of claims 1 to 6, wherein the elastic member is a spring having a cross portion, a spiral portion and a connecting portion, and both first end portions of the cross portion are laterally disposed and rotatably disposed on the fixed bracket; the two second end ends of the cross part are connected with the first ends of the two spiral parts, and the second ends of the two spiral parts are connected with each other through a connecting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921331710.7U CN210371620U (en) | 2019-08-13 | 2019-08-13 | Rotating shaft mechanism for semi-automatic opening and closing of box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921331710.7U CN210371620U (en) | 2019-08-13 | 2019-08-13 | Rotating shaft mechanism for semi-automatic opening and closing of box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210371620U true CN210371620U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921331710.7U Active CN210371620U (en) | 2019-08-13 | 2019-08-13 | Rotating shaft mechanism for semi-automatic opening and closing of box |
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| Country | Link |
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| CN (1) | CN210371620U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112696425A (en) * | 2020-12-03 | 2021-04-23 | 歌尔科技有限公司 | Rotating shaft |
| WO2022027860A1 (en) * | 2020-08-03 | 2022-02-10 | 福立旺精密机电（中国）股份有限公司 | Opening and closing structure |
| CN114135566A (en) * | 2020-09-03 | 2022-03-04 | 华为技术有限公司 | Pivot subassembly and receiver |
-
2019
- 2019-08-13 CN CN201921331710.7U patent/CN210371620U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022027860A1 (en) * | 2020-08-03 | 2022-02-10 | 福立旺精密机电（中国）股份有限公司 | Opening and closing structure |
| CN114135566A (en) * | 2020-09-03 | 2022-03-04 | 华为技术有限公司 | Pivot subassembly and receiver |
| CN112696425A (en) * | 2020-12-03 | 2021-04-23 | 歌尔科技有限公司 | Rotating shaft |
| CN112696425B (en) * | 2020-12-03 | 2022-04-26 | 歌尔科技有限公司 | Rotating shaft |
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