CN217957110U - Mobile terminal spring hinge - Google Patents
Mobile terminal spring hinge Download PDFInfo
- Publication number
- CN217957110U CN217957110U CN202221682171.3U CN202221682171U CN217957110U CN 217957110 U CN217957110 U CN 217957110U CN 202221682171 U CN202221682171 U CN 202221682171U CN 217957110 U CN217957110 U CN 217957110U
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- rotating shaft
- mobile terminal
- spring hinge
- limiting
- terminal spring
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Abstract
The utility model relates to a mobile terminal spring hinge, which comprises a bearing bracket, wherein the upper part of the bearing bracket is provided with an assembly part, the left side and the right side of the lower part are provided with rotary installation parts, and the rotary installation parts are provided with first limit parts; the rotating shaft is rotatably connected with the rotating installation part and is provided with a second limiting part matched with the first limiting part; and the elastic element is sleeved on the rotating shaft and is positioned in the rotating installation part. The rotary mounting seat is designed into a cylinder shape, the left side of the rotary mounting seat is provided with the blind hole, the right side of the rotary mounting seat is provided with the through hole communicated with the blind hole, the rotating shaft only needs to be axially inserted, and the rotating shaft is fixed by using the snap spring, so that the assembly efficiency is improved; in addition, the torsion generating part of the hinge adopts a spring, and compared with the conventional hinge adopting an elastic sheet, the assembly of the spring is more convenient and faster, and the spring does not need to be repeatedly stacked and sleeved on the rotating shaft; compared with the hinge adopting the torsion spring in the prior art, the installation space of the fixed end of the torsion spring is not required to be designed, so that the overall structure of the hinge is more compact.
Description
Technical Field
The utility model relates to a hinge technical field especially relates to a mobile terminal spring hinge.
Background
In current 3C product hinge structure, generally adopt axis body and gear intermeshing's mode to carry out the rotation each other to the cover is equipped with a plurality of shell fragments and provides torsion on the axis body, and the structure is comparatively complicated, and the equipment is comparatively difficult. Therefore, a torsion spring is developed on the market as a torsion generating piece, so that the structure is simplified, and when the torsion spring needs to be provided with an additional installation space component at the radial position of the support, the whole hinge is large in size and is not suitable for the miniaturization development trend of the existing 3C product. Therefore, improvements are needed.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model provides a mobile terminal spring hinge.
In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme:
a mobile terminal spring hinge comprises a bearing support, wherein an assembly part used for being connected with equipment is arranged at the upper part of the bearing support, rotary installation parts arranged in a mirror image mode are arranged on the left side and the right side of the lower part of the bearing support, and first limiting parts are arranged on the rotary installation parts; the rotating shaft is rotatably connected with the rotating installation part and is provided with a second limiting part matched with the first limiting part, and the angle range of mutual rotation of the first limiting part and the second limiting part forms the limiting rotation stroke of the rotating shaft; and the elastic element is sleeved on the rotating shaft and positioned in the rotary mounting part and used for providing friction force between the rotating shaft and the rotary mounting part.
Furthermore, the assembly part is a sheet body, and a plurality of first assembly holes are formed in the assembly part.
Furthermore, the rotary mounting seat is a cylinder, a blind hole is formed in the left side of the rotary mounting seat, and a through hole communicated with the blind hole is formed in the right side of the rotary mounting seat.
Further, the radius of the through hole is smaller than that of the blind hole.
Furthermore, the first limiting part is a sliding chute and is arranged on the left end face of the blind hole.
Furthermore, the rotating shaft comprises a locking sheet and a shaft body connected with the locking sheet; the locking sheet is used for being connected with the rear cover of the equipment; the shaft body with the rotation installation part rotates to be connected.
Furthermore, a plurality of second assembling holes are formed in the locking sheet, and the rear end of the locking sheet is connected with a closed end cover.
Furthermore, the second limiting part is a cylinder which is arranged at the right end of the closed end cover.
Further, the right side of axis body is equipped with the assembly groove, should the assembly groove stretches out right rotatory installation department is equipped with the jump ring, thereby fixes the axial position of pivot.
Further, the elastic element is a spring.
The beneficial effects of the utility model reside in that:
the left mirror image and the right mirror image of the rotary mounting part in the utility model are provided with two, and the rotating shaft is correspondingly provided with two, so that more uniform rotary bearing capacity can be provided, and the risk of deformation caused by uneven stress of the rear cover of the single-side rotary shell is avoided; and torsion can be superposed, and the problem of small torsion caused by directly using the friction of the spring is solved.
The rotary mounting seat is designed into a cylindrical shape, the left side of the rotary mounting seat is provided with the blind hole, the right side of the rotary mounting seat is provided with the through hole communicated with the blind hole, and the rotating shaft only needs to be axially inserted and fixed by using the clamp spring, so that the assembly efficiency is improved; moreover, the torsion generating part of the hinge adopts a spring, compared with the conventional hinge adopting a spring plate, the assembly of the spring is more convenient and fast, and the spring does not need to be repeatedly stacked and sleeved on the rotating shaft; compared with the conventional hinge adopting the torsion spring, the hinge does not need to additionally design the installation space of the fixed end of the torsion spring, so that the overall structure of the hinge is more compact.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic overall sectional structure of the present invention;
FIG. 3 is a schematic cross-sectional view of the load-bearing support of the present invention;
fig. 4 is a schematic structural diagram of the rotating shaft and the elastic element of the present invention.
10. A load bearing support; 11. an assembling portion; 12. a rotation mounting part; 13. a first limiting part; 14. a first fitting hole; 15. blind holes; 16. a through hole; 20. a rotating shaft; 21. a second limiting part; 22. a locking sheet; 23. a shaft body; 24. a second assembly hole; 25. closing the end cap; 26. assembling a groove; 27. a clamp spring; 30. an elastic element.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are illustrated in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in figures 1-4 of the drawings,
a spring hinge for a mobile terminal is provided,
the device comprises a bearing support 10, wherein an assembly part 11 used for being connected with equipment is arranged at the upper part of the bearing support 10, rotary mounting parts 12 arranged in a mirror image mode are arranged on the left side and the right side of the lower part of the bearing support 10, and first limiting parts 13 are arranged on the rotary mounting parts 12; the bearing bracket 10 provides a space for the rotation of the rotating shaft 20 and controls the rotation center of the rotating shaft 20 to play a role of integral bearing;
in this embodiment, the assembling portion 11 is a sheet, a plurality of first assembling holes 14 are formed in the assembling portion 11, and when the assembling is performed, screws are locked to the equipment along the first assembling holes 14 to complete assembling;
the rotary mounting seat is a cylinder, a blind hole 15 is formed in the left side of the rotary mounting seat, a through hole 16 communicated with the blind hole 15 is formed in the right side of the rotary mounting seat, the radius of the through hole 16 is smaller than that of the blind hole 15, the first limiting part 13 is a sliding groove and is arranged on the left end face of the blind hole 15, and the arc length of the first limiting part 13 can be correspondingly arranged according to the limiting rotation stroke required to be set;
the rotating shaft 20 is rotatably connected with the rotating installation part 12, a second limiting part 21 matched with the first limiting part 13 is arranged on the rotating shaft 20, and the angle range of mutual rotation of the first limiting part 13 and the second limiting part 21 forms the limiting rotation stroke of the rotating shaft 20;
in this embodiment, the rotating shaft 20 includes a locking plate 22 and a shaft body 23 connected to the locking plate 22; the locking piece 22 is used for being connected with the rear cover of the equipment; the shaft body 23 is rotatably connected with the rotary mounting part 12;
the locking sheet 22 is provided with a plurality of second assembling holes 24, the rear end of the locking sheet is connected with a closed end cover 25, and when the locking sheet is installed, screws are locked with the equipment rear cover along the second assembling holes 24 to complete the assembling; the outer diameter of the closed end cover 25 is consistent with that of the rotary mounting part 12, and after assembly, the closed end cover 25 is attached to the end face of the blind hole 15 to play a role in sealing and dust prevention;
the second limiting portion 21 is a cylinder and is disposed at the right end of the closed end cover 25; when the rotating shaft 20 rotates, the second limiting part 21 rotates along with the rotating shaft 20 and slides in the first limiting part 13 in a fit manner, and when the first limiting part 13 abuts against the end point of the sliding groove of the second limiting part 21, the rotating shaft 20 is prevented from continuing to rotate in the original driving direction, so that the stroke locking effect is achieved;
an assembly groove 26 is formed in the right side of the shaft body 23, the assembly groove 26 extends out of the through hole 16 rightwards and is sleeved with a clamp spring 27, and therefore the axial position of the rotating shaft 20 is fixed, and the rotating shaft 20 is prevented from axially moving;
and the elastic element 30 is a spring, the elastic element 30 is sleeved outside the shaft body 23 in the rotating shaft 20 and is positioned in the rotary mounting part 12, one end of the elastic element 30 is abutted with the closed end cover 25, and the other end of the elastic element is abutted with the inner wall of the right side of the rotary mounting part 12 and is used for providing a friction force between the rotating shaft 20 and the rotary mounting part 12, so that a rotating torsion force is formed.
The working principle is as follows:
the bearing bracket 10 is connected with equipment, the rotating shaft 20 is connected with a rear cover of the equipment, and the rotating shaft 20 is assembled in the rotating installation part 12 and can rotate along the central line of the rotating installation seat. The elastic element 30 is sleeved outside the shaft body 23 of the rotating shaft 20 and located in the rotary mounting part 12, one end of the elastic element 30 is abutted against the closed end cover 25, and the other end of the elastic element is abutted against the inner wall of the right side of the rotary mounting part 12 and used for providing friction force between the rotating shaft 20 and the rotary mounting part 12, so that rotating torque force is formed, and a user can feel rotating damping feeling in rotation. When the rotating shaft 20 rotates, the second limiting portion 21 on the rotating shaft 20 rotates along with the rotating shaft 20, and slides in the first limiting portion 13 on the rotating installation portion 12 in the bearing support 10 in a matching manner, and when the first limiting portion 13 abuts against the end point of the sliding groove of the second limiting portion 21, the rotating shaft 20 is prevented from continuing to rotate in the original driving direction, so that the stroke locking effect is achieved.
The left mirror image and the right mirror image of the rotary mounting part 12 in the utility model are respectively provided with two, and the rotating shaft 20 is correspondingly provided with two, thus providing more uniform rotary bearing capacity and avoiding the risk of deformation caused by uneven stress of the rear cover of the unilateral rotary shell; torsion can be superposed, and the problem of small torsion caused by directly using a spring for friction is solved;
the rotary mounting seat is designed into a cylindrical shape, the left side of the rotary mounting seat is provided with the blind hole 15, the right side of the rotary mounting seat is provided with the through hole 16 communicated with the blind hole 15, and the rotating shaft 20 only needs to be axially inserted and fixed by using the snap spring, so that the assembly efficiency is improved, and the assembly structure of the existing hinge is simplified; moreover, the torsion generating part of the hinge adopts a spring, compared with the conventional hinge adopting a spring plate, the assembly of the spring is more convenient and faster, and the spring does not need to be repeatedly stacked and sleeved on the rotating shaft 20; compared with the conventional hinge adopting the torsion spring, the hinge does not need to additionally design the installation space of the fixed end of the torsion spring, so that the overall structure of the hinge is more compact.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A mobile terminal spring hinge is characterized by comprising a bearing support, wherein the upper part of the bearing support is provided with an assembly part used for being connected with equipment, the left side and the right side of the lower part of the bearing support are provided with rotary installation parts arranged in a mirror image mode, and the rotary installation parts are provided with first limiting parts; the rotating shaft is rotatably connected with the rotating installation part and is provided with a second limiting part matched with the first limiting part, and the angle range of mutual rotation of the first limiting part and the second limiting part forms the limiting rotation stroke of the rotating shaft; and the elastic element is sleeved on the rotating shaft and positioned in the rotary mounting part and used for providing friction force between the rotating shaft and the rotary mounting part.
2. The mobile terminal spring hinge according to claim 1, wherein the mounting portion is a plate, and the mounting portion has a plurality of first mounting holes.
3. The mobile terminal spring hinge according to claim 1, wherein the rotation mounting portion is a cylinder having a blind hole on a left side and a through hole on a right side communicating with the blind hole.
4. The mobile terminal spring hinge according to claim 3, wherein the radius of the through hole is smaller than the radius of the blind hole.
5. The mobile terminal spring hinge according to claim 3, wherein the first position-limiting portion is a sliding slot disposed on a left end surface of the blind hole.
6. The mobile terminal spring hinge according to claim 1, wherein the rotation shaft comprises a locking plate and a shaft body connected to the locking plate; the locking sheet is used for being connected with the rear cover of the equipment; the shaft body with rotatory installation department rotates and is connected.
7. The mobile terminal spring hinge according to claim 6, wherein the locking plate has a plurality of second assembling holes, and a closed end cap is connected to a rear end of the locking plate.
8. The mobile terminal spring hinge according to claim 7, wherein the second position-limiting portion is a cylinder disposed at a right end of the close end cap.
9. The mobile terminal spring hinge according to claim 6, wherein a mounting groove is formed on a right side of the shaft body, the mounting groove extends out of the rotation mounting portion to the right and is sleeved with a snap spring, so that an axial position of the rotating shaft is fixed.
10. The mobile terminal spring hinge according to claim 1, wherein the elastic member is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221682171.3U CN217957110U (en) | 2022-07-02 | 2022-07-02 | Mobile terminal spring hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221682171.3U CN217957110U (en) | 2022-07-02 | 2022-07-02 | Mobile terminal spring hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217957110U true CN217957110U (en) | 2022-12-02 |
Family
ID=84219049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221682171.3U Active CN217957110U (en) | 2022-07-02 | 2022-07-02 | Mobile terminal spring hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217957110U (en) |
-
2022
- 2022-07-02 CN CN202221682171.3U patent/CN217957110U/en active Active
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