CN211140253U - Buffer structure and electronic equipment - Google Patents
Buffer structure and electronic equipment Download PDFInfo
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- CN211140253U CN211140253U CN201922002862.9U CN201922002862U CN211140253U CN 211140253 U CN211140253 U CN 211140253U CN 201922002862 U CN201922002862 U CN 201922002862U CN 211140253 U CN211140253 U CN 211140253U
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Abstract
The utility model relates to a damping is prevented falling technical field, specifically discloses a buffer structure and electronic equipment, buffer structure includes: the first buffer part comprises a vertical groove, a horizontal groove perpendicular to the vertical groove and a middle groove between the vertical groove and the horizontal groove; a second buffer part including a vertical boss inserted into the vertical groove, a horizontal boss inserted into the horizontal groove, and a middle boss inserted into the middle groove. The utility model provides a buffer structure can reduce the electronic equipment and can't take out the card after the four corners drop test and hold in the palm and can't press the emergence of the side key condition.
Description
Technical Field
The utility model relates to a damping prevents falling technical field, especially relates to a buffer structure and electronic equipment.
Background
At present, the reliability test of the mobile phone comprises a drop test of six corners, and the test is mainly used for testing the drop-resistant performance of the mobile phone when the mobile phone drops. Referring to fig. 1, generally, when a top corner 103 of a cellular phone is struck, the force of the strikeF is decomposed into a first horizontal force F transmitted along the horizontal frame 101 of the mobile phone1And a first vertical force F transmitted along the vertical frame 102 of the handset2Since the length direction of the card-holding slot 104 is generally perpendicular to the vertical frame 102, if the card-holding slot 104 and the side key slot are closer to the top corner 103, the first vertical force F transmitted along the vertical frame 1022Narrowing of the card holder groove 104 and the side key grooves is likely to be caused, and narrowing of the card holder groove 104 and the side key grooves causes problems that the card holder cannot be taken out and the side keys cannot be pressed.
Therefore, a buffering structure is needed to reduce the occurrence of the situation that the card holder cannot be taken out and the side key cannot be pressed after the four-corner drop test of the conventional mobile phone.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a buffer structure and electronic equipment can reduce the electronic equipment and can't take out the card after the four corners drop test and hold in the palm and can't press the emergence of the side key condition.
To achieve the above object, in one aspect, the present invention provides a buffer structure, including:
the first buffer part comprises a vertical groove, a horizontal groove perpendicular to the vertical groove and a middle groove between the vertical groove and the horizontal groove;
a second buffer part including a vertical boss inserted into the vertical groove, a horizontal boss inserted into the horizontal groove, and a middle boss inserted into the middle groove.
Preferably, the middle boss is located on an angle bisector of the vertical boss and the horizontal boss.
Preferably, the thickness ratio of the vertical boss to the horizontal boss to the middle boss is 1: 1: 2.
preferably, the method further comprises the following steps:
and the horizontal buffer parts are arranged between the two groove walls of the vertical boss and the vertical groove, between the two groove walls of the horizontal boss and the horizontal groove, and between the middle boss and the two groove walls of the middle groove.
Preferably, the horizontal buffer member is a spring, a silica gel block or a rubber block.
Preferably, the method further comprises the following steps:
the vertical buffer parts are arranged between the vertical boss and the bottom of the vertical groove, between the horizontal boss and the bottom of the horizontal groove, and between the middle boss and the bottom of the middle groove.
On the other hand, the electronic equipment comprises a vertical frame and a horizontal frame, wherein the joint of the vertical frame and the horizontal frame is a vertex angle, and at least one vertex angle is provided with any one of the buffer structures;
the vertical boss extends to the horizontal frame, the middle boss extends to the vertex angle, and the horizontal boss extends to the vertical frame.
Preferably, the electronic device includes a rear shell and a front shell fastened to the rear shell, and the front shell includes the vertical frame and the horizontal frame;
the first buffer part is fixed on the inner side of the front shell, and the second buffer part is fixed on the inner side of the rear shell.
Preferably, the first buffer part and the front shell are of an integrally formed structure, and the second buffer part and the rear shell are of an integrally formed structure or clamped.
The beneficial effects of the utility model reside in that: the first buffer part can be fixed on a front shell of the electronic equipment, and the second buffer part can be fixed on a rear shell of the electronic equipment; the vertical boss extends to a horizontal frame of the electronic equipment, the middle boss extends to a vertex angle of the electronic equipment, and the horizontal boss is perpendicular to the vertical frame of the electronic equipment; when the vertex angle provided with the buffer structure falls to the ground, the middle boss of the second buffer part can apply a supporting force opposite to the direction of the impact force F to the electronic equipment, the impact force F is firstly transmitted to the middle boss, then transmitted to the vertical boss and the horizontal boss along the middle boss, and finally decomposed into a second vertical force F transmitted along the vertical boss3And a second horizontal force F transmitted along the horizontal projection4Due to the second horizontal force F3Perpendicular with electronic equipment's vertical frame, parallel with the length direction in card support groove, so can not make card support groove or side key groove narrow, so can reduce electronic equipment and can't take out the card after the four corners drop test and hold in the palm and can't press the emergence of the side key condition.
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 drawings without inventive exercise.
Fig. 1 is a graph illustrating a stress analysis of a vertex angle of an electronic device according to the background art;
FIG. 2 is a top view of a cushioning structure according to an exemplary embodiment;
FIG. 3 is a schematic side view of a buffer structure according to an embodiment;
fig. 4 is a force analysis diagram of an electronic device according to an embodiment.
In the figure:
1. a front housing; 101. a horizontal frame; 102. a vertical frame; 103. a vertex angle; 104. a card bracket;
2. a first buffer section; 201. a vertical groove; 202. a horizontal groove; 203. a groove is arranged in the middle;
3. a second buffer section; 301. a vertical boss; 302. a horizontal boss; 303. a boss is arranged in the middle;
4. a horizontal buffer; 5. a vertical buffer.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that 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. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the device or element referred to must have the specific orientation, operate in the specific orientation configuration, and thus, should not be construed as limiting the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 2 to 4, the present embodiment provides an electronic device, which includes a rear housing and a front housing 1 fastened to the rear housing. The front shell 1 comprises two vertical frames 102 and two horizontal frames 101, a vertex angle 103 is arranged at the joint of the vertical frames 102 and the horizontal frames 101, and a buffer structure is arranged on at least one vertex angle 103. A clamping bracket 104 or a side key groove is arranged below the buffer structure.
The cushioning structure includes a first cushioning portion 2 and a second cushioning portion 3. The first buffer part 2 includes a vertical groove 201, a horizontal groove 202 perpendicular to the vertical groove 201, and a middle groove 203 between the vertical groove 201 and the horizontal groove 202. The second cushioning portion 3 includes a vertical boss 301 inserted into the vertical groove 201, a horizontal boss 302 inserted into the horizontal groove 202, and a center boss 303 inserted into the center groove 203.
Further, the first buffer part 2 is fixed to the inner side of the front case 1, and the second buffer part 3 is fixed to the inner side of the rear case. The vertical boss 301 extends to the horizontal frame 101, the middle boss 303 extends to the top corner 103, the horizontal boss 302 extends to the vertical frame 102, and the card bracket 104 or the side key slot is located below the horizontal boss 302.
In the buffering structure provided by the present invention, the first buffering part 2 can be fixed on the front shell 1 of the electronic device, and the second buffering part 3 can be fixed on the rear shell of the electronic device; the vertical boss 301 extends to the horizontal frame 101 of the electronic device, the middle boss 303 extends to the top corner 103 of the electronic device, and the horizontal boss 302 is perpendicular to the vertical frame 102 of the electronic device; when the top corner 103 provided with the buffer structure falls to the ground, the middle boss 303 of the second buffer part 3 applies a supporting force opposite to the direction of the impact force F to the electronic equipment, the impact force F is firstly transmitted to the middle boss 303, then transmitted to the vertical boss 301 and the horizontal boss 302 along the middle boss 303, and finally decomposed into a second vertical force F transmitted along the vertical boss 3013And a second horizontal force F transmitted along the horizontal ledge 3024Due to the second horizontal force F3The card support groove 104 or the side key groove is not narrowed because the card support groove is perpendicular to the vertical frame 102 of the electronic device and parallel to the length direction of the card support groove 104, so that the situations that the card support cannot be taken out and the side key cannot be pressed down after the four-corner drop test of the electronic device can be reduced.
Preferably, the middle boss 303 is located on an angle bisector of the vertical boss 301 and the horizontal boss 302. Specifically, the central boss 303 is located on an angle bisector of the vertical boss 301 and the horizontal boss 302, so that the impact force F transmitted along the central boss 303 is uniformly distributed on the vertical boss 301 and the horizontal boss 302.
Further, the thickness ratio of the vertical boss 301 to the horizontal boss 302 to the central boss 303 is 1: 1: 2. it can be understood that, since the force applied to the middle boss 303 is twice as large as that applied to the vertical boss 301 and the horizontal boss 302, in order to ensure the structural strength, the thickness of the middle boss 303 is also twice as large as that applied to the vertical boss 301 and the horizontal boss 302.
Optionally, the buffer structure further comprises a horizontal buffer 4 and a vertical buffer 5.
The horizontal buffers 4 are arranged between the two groove walls of the vertical boss 301 and the vertical groove 201, between the two groove walls of the horizontal boss 302 and the horizontal groove 202, and between the two groove walls of the middle boss 303 and the middle groove 203.
It can be understood that, when falling collision does not occur, the horizontal buffer member 4 can effectively support the first buffer part 2 and the second buffer part 3, and ensure that the positions of the first buffer part 2 and the second buffer part 3 are relatively unchanged, thereby ensuring that the front shell 1 and the rear shell are relatively fixed; work as buffer structure falls when ground, relative displacement and can take place to push out water gently towards piece 4 at different degrees in relative displacement's the in-process in first buffer portion 2 and second buffer portion 3, horizontal buffer piece 4 receives to change the shape of self after the extrusion in order to adapt to the distance change between first buffer portion 2 and the second buffer portion 3, and horizontal buffer piece 4 absorbs the energy that the collision brought simultaneously at the in-process of deformation, has avoided taking place direct mutual extrusion collision between first buffer portion 2 and the second buffer portion 3. Further, because direct mutual extrusion collision does not take place between first buffer 2 and the second buffer 3, so preceding shell 1 and backshell direct contact when electronic equipment falls can be avoided to buffer structure to reduce the deformation volume that electronic equipment takes place when falling, play effectual guard action to electronic equipment.
The vertical buffers 5 are arranged between the vertical boss 301 and the bottom of the vertical groove 201, between the horizontal boss 302 and the bottom of the horizontal groove 202, and between the middle boss 303 and the bottom of the middle groove 203.
When collision happens, the deformation amount of the vertical buffer piece 5 is increased due to the extrusion of the first buffer part 2 and the second buffer part 3, the deformation amount of the vertical buffer piece 5 is increased, and the positive pressure between the vertical buffer piece 5 and the first buffer part 2 and between the vertical buffer part and the second buffer part 3 is increased due to the increase of the deformation amount of the vertical buffer piece 5, according to the friction force formula, the larger the positive pressure is, the larger the friction force is, so that the displacement generated by the second buffer part 3 relative to the vertical buffer piece 5 can be reduced, and the second buffer part 3 can still provide enough support for the vertex angle 103, so that the deformation of the vertex angle 103 is reduced.
Preferably, the horizontal buffer 4 and the vertical buffer 5 may be springs, silicone blocks or rubber blocks.
In this embodiment, the first buffer part 2 and the front shell 1 are integrally formed, and the second buffer part 3 and the rear shell are also integrally formed.
Specifically, the first buffer part 2 and the front shell 1 are of an integrally molded structure, which is equivalent to that the buffer groove is directly reserved on the inner side of the front shell 1 during injection molding; the second buffer part 3 and the rear shell are of an integrally formed structure, which is equivalent to that the buffer boss is directly reserved on the inner side of the rear shell during injection molding. The integrated into one piece simple structure need not the secondary assembly, can effectively improve production efficiency, also can improve the joint strength between first buffer portion 2 and preceding shell 1 and between second buffer portion 3 and the backshell.
Of course, the second buffer portion 3 may be inserted into or clamped with the rear housing.
It is understood that the electronic device in this embodiment may be any device having a top corner 103 structure, such as a mobile phone, a notebook, or a tablet computer.
The buffer structure that this embodiment provided both can through put in the boss 303 tightly push up apex angle 103 in order to reduce the positive deformation that takes place of apex angle 103, can decompose this first vertical power along vertical frame 102 transmission into the second horizontal power along horizontal boss 302 transmission through horizontal boss 302 again, and then avoid the card to hold in the palm 104 or the vertical direction of side keyway to take place deformation, so can reduce the emergence that electronic equipment can't take out the card and hold in the palm and can't press the side key condition after the four corners drop test.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A cushioning structure, comprising:
the first buffer part comprises a vertical groove, a horizontal groove perpendicular to the vertical groove and a middle groove between the vertical groove and the horizontal groove;
a second buffer part including a vertical boss inserted into the vertical groove, a horizontal boss inserted into the horizontal groove, and a middle boss inserted into the middle groove.
2. The cushioning structure of claim 1, wherein the mid boss is located on a bisector of the angle of the vertical boss and the horizontal boss.
3. The cushioning structure of claim 2, wherein the vertical boss, the horizontal boss, and the mid-boss have a thickness ratio of 1: 1: 2.
4. the cushioning structure of claim 1, further comprising:
and the horizontal buffer parts are arranged between the two groove walls of the vertical boss and the vertical groove, between the two groove walls of the horizontal boss and the horizontal groove, and between the middle boss and the two groove walls of the middle groove.
5. The cushioning structure of claim 4, wherein the horizontal cushioning member is a spring, a silicone block, or a rubber block.
6. The cushioning structure of claim 1, further comprising:
the vertical buffer parts are arranged between the vertical boss and the bottom of the vertical groove, between the horizontal boss and the bottom of the horizontal groove, and between the middle boss and the bottom of the middle groove.
7. An electronic device, comprising a vertical frame and a horizontal frame, wherein the joint of the vertical frame and the horizontal frame is a vertex angle, and at least one vertex angle is provided with a buffer structure as claimed in any one of claims 1 to 6;
the vertical boss extends to the horizontal frame, the middle boss extends to the vertex angle, and the horizontal boss extends to the vertical frame.
8. The electronic device of claim 7, wherein the electronic device comprises a rear housing and a front housing fastened to the rear housing, the front housing comprising the vertical bezel and the horizontal bezel;
the first buffer part is fixed on the inner side of the front shell, and the second buffer part is fixed on the inner side of the rear shell.
9. The electronic device of claim 8, wherein the first buffer portion and the front housing are integrally formed, and the second buffer portion and the rear housing are integrally formed or clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922002862.9U CN211140253U (en) | 2019-11-19 | 2019-11-19 | Buffer structure and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922002862.9U CN211140253U (en) | 2019-11-19 | 2019-11-19 | Buffer structure and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211140253U true CN211140253U (en) | 2020-07-31 |
Family
ID=71774383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922002862.9U Active CN211140253U (en) | 2019-11-19 | 2019-11-19 | Buffer structure and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211140253U (en) |
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2019
- 2019-11-19 CN CN201922002862.9U patent/CN211140253U/en active Active
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