CN217307730U - Connection structure of cell-phone metal frame and cell-phone medium plate - Google Patents
Connection structure of cell-phone metal frame and cell-phone medium plate Download PDFInfo
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- CN217307730U CN217307730U CN202221275865.5U CN202221275865U CN217307730U CN 217307730 U CN217307730 U CN 217307730U CN 202221275865 U CN202221275865 U CN 202221275865U CN 217307730 U CN217307730 U CN 217307730U
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Abstract
The utility model discloses a connection structure of cell-phone metal frame and cell-phone medium plate relates to the cell-phone and makes technical field, including cell-phone metal frame, cell-phone medium plate, cell-phone metal frame includes first metal section bar, second metal section bar, and leaves the interval between first metal section bar and the second metal section bar. The utility model discloses a connecting piece that sets up, the spread groove, the curb plate, a connecting piece, the spread groove, the curb plate cooperation is used, can make adjacent first metal section and the link together of second metal section firmly, multiplicable first metal section simultaneously, joint strength between second metal section and the plastic part, thereby can improve the joint strength between cell-phone metal frame and the cell-phone medium plate, through setting up the spread groove into E shape, the shape of falling E, the connecting piece sets up to flat 8 font, make area of contact between can increase connecting piece and the spread groove, thereby can further increase firm in connection.
Description
Technical Field
The utility model relates to a mobile phone manufacturing technical field specifically is a connection structure of cell-phone metal frame and cell-phone medium plate.
Background
At present, most mobile phones comprise a screen, a mainboard, a middle plate, a battery, a rear cover, a metal outer frame and the like, wherein the screen and the mainboard are installed on the front side of the middle plate, the battery and the rear cover are installed on the rear side of the middle plate, and the metal outer frame is installed on the outer side of the middle plate.
With the development of mobile phones, the connecting part of the metal outer frame and the middle plate of the mobile phone usually needs to be added with some functional plastic parts, and the bonding force between the plastic part on the middle plate of the mobile phone and the metal outer frame of the mobile phone directly affects the connecting strength between the metal outer frame and the middle plate of the mobile phone, thereby affecting the use effect and the service life of the mobile phone.
The conventional method is an NMT technology, namely, the surface of metal is treated to increase the bonding capacity of the metal and a plastic part, the bonding force of the metal and the plastic, which is achieved by the NMT nano-forming technology, depends on the chemical treatment in the T treatment link, the observation of nano-scale holes and residual lipo-amino acid in the nano-scale holes is not direct, and the bonding force has a certain limit.
Disclosure of Invention
Based on this, the utility model aims at providing a connection structure of cell-phone metal frame and cell-phone medium plate to the bonding strength between cell-phone metal frame and the cell-phone medium plate who proposes in solving above-mentioned background art has the technical problem of certain limit.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a connection structure of cell-phone metal frame and cell-phone medium plate, includes cell-phone metal frame, cell-phone medium plate, the cell-phone metal frame includes first metal section bar, second metal section bar, and leaves the interval between first metal section bar and the second metal section bar, the spread groove has all been seted up to the inside of first metal section bar, second metal section bar one side, the cell-phone medium plate includes the plastic part, one side of plastic part all be provided with spread groove assorted connecting piece, one side of connecting piece be provided with first metal section bar, the interval assorted curb plate between the second metal section bar.
Through adopting above-mentioned technical scheme, the connecting piece, the spread groove, the curb plate cooperation is used, can make adjacent first metal section and the firm connection of second metal section together, multiplicable first metal section simultaneously, joint strength between second metal section and the plastic part, thereby can improve the joint strength between cell-phone metal frame and the cell-phone medium plate, through setting up the spread groove into E shape, the shape of falling E, the connecting piece sets up to flat 8 font, make the area of contact between can increase connecting piece and the spread groove, thereby increase the firm in connection that can step forward.
The utility model discloses further set up to, the connecting piece inlays the inside of establishing at the spread groove, the curb plate sets up in the interval between first metal section bar and second metal section bar.
By adopting the technical scheme, the adjacent first metal section and the second metal section can be firmly connected together, and meanwhile, the connection strength among the first metal section, the second metal section and the plastic part can be increased, so that the bonding strength between the metal outer frame of the mobile phone and the middle plate of the mobile phone can be improved.
The utility model discloses further set up to, the spread groove sets up to E shape, the shape of falling E, the connecting piece sets up to flat font.
Through adopting above-mentioned technical scheme, can increase the area of contact between connecting piece and the spread groove, further increase connection fastness.
The utility model discloses further set up to, the spread groove is provided with four, and per two spread grooves are a set of, the connecting piece is provided with two sets ofly.
By adopting the technical scheme, the symmetrical arrangement can be conveniently realized, and the stress is relatively uniform.
The utility model discloses further set up to, first metal section bar, second metal section bar select for use stainless steel.
By adopting the technical scheme, the corrosion resistance is outstanding, and the paint is not stained with oil, rustproof and easy to clean.
To sum up, the utility model discloses mainly have following beneficial effect:
1. the utility model discloses a connecting piece that sets up, the spread groove, the curb plate, the connecting piece, the spread groove, the curb plate cooperation is used, can make the connection firmly of adjacent first metal section and second metal section be in the same place, multiplicable first metal section simultaneously, joint strength between second metal section and the plastic part, thereby can improve the bonding strength between cell-phone metal frame and the cell-phone medium plate, through setting up the spread groove into E shape, the shape of falling E, the connecting piece sets up to flat 8 font, make the area of contact between can increase connecting piece and the spread groove, thereby increase firm in connection nature that can step forward.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention;
fig. 2 is a schematic view of the position relationship between the first metal section and the second metal section according to the present invention;
FIG. 3 is a schematic view showing the positional relationship between the connecting member and the plastic member according to the present invention;
fig. 4 is a schematic perspective view of the connecting member of the present invention.
In the figure: 1. a first metal profile; 2. a plastic part; 3. connecting grooves; 4. a connecting member; 5. a side plate; 6. a second metal profile.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
The following describes an embodiment of the present invention according to its overall structure.
A connecting structure of a metal outer frame of a mobile phone and a middle plate of the mobile phone is shown in figures 1-4 and comprises the metal outer frame of the mobile phone and the middle plate of the mobile phone, wherein the metal outer frame of the mobile phone comprises a first metal section bar 1 and a second metal section bar 6, and a space is left between the first metal section bar 1 and the second metal section bar 6, a side plate 5 matched with the space between the first metal section bar 1 and the second metal section bar 6 is arranged at one side of the connecting piece 4, the connecting piece 4 is embedded in the connecting groove 3, the side plate 5 is arranged in the space between the first metal section bar 1 and the second metal section bar 6, the adjacent first metal section bar 1 and the second metal section bar 6 can be firmly connected together, meanwhile, the connection strength between the first metal section bar 1, the second metal section bar 6 and the plastic part 2 can be increased, so that the bonding strength between the metal outer frame of the mobile phone and the middle plate of the mobile phone can be improved.
The first metal section bar 1 and the second metal section bar 6 are made of stainless steel materials, are outstanding in corrosion resistance, are not stained with oil, are not rusted and are easy to clean.
Spread groove 3 has all been seted up to the inside of first metal section bar 1, 6 one sides of second metal section bar, and the cell-phone medium plate includes plastic part 2, and one side of plastic part 2 all is provided with spread groove 3 assorted connecting piece 4, and spread groove 3 sets up to E shape, the shape of falling E, and connecting piece 4 sets up to flat 8 fonts, can increase the area of contact between connecting piece 4 and the spread groove 3 to increase firm in connection nature that can step forward.
The spread groove 3 is provided with four, and per two spread grooves 3 are a set of, and connecting piece 4 is provided with two sets ofly, can be convenient for realize the symmetry setting, makes the atress comparatively even.
The utility model discloses a theory of operation does: during the use, the spread groove 3, connecting piece 4, 5 cooperations of curb plate are used, can make adjacent first metal section bar 1 and 6 links together firmly of second metal section bar, simultaneously multiplicable first metal section bar 1, joint strength between second metal section bar 6 and the plastic part 2, thereby can improve the joint strength between cell-phone metal frame and the cell-phone medium plate, through setting up spread groove 3 into the E shape, the shape of falling E, connecting piece 4 sets up to flat 8 font, make the area of contact between can increase connecting piece 4 and spread groove 3, thereby can further increase the firm in connection.
While embodiments of the invention have been illustrated and described, it is not intended to limit the invention to the exact construction and operation illustrated and described, and that various other features, structures, materials, or characteristics may be substituted for those illustrated and described without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a connection structure of cell-phone metal frame and cell-phone medium plate, includes cell-phone metal frame, cell-phone medium plate, its characterized in that: cell-phone metal frame includes first metal section bar (1), second metal section bar (6), and leaves the interval between first metal section bar (1) and second metal section bar (6), spread groove (3) have all been seted up to the inside of first metal section bar (1), second metal section bar (6) one side, the cell-phone medium plate includes plastic part (2), one side of plastic part (2) all be provided with spread groove (3) assorted connecting piece (4), one side of connecting piece (4) be provided with between first metal section bar (1), the second metal section bar interval assorted curb plate (5).
2. The structure of claim 1, wherein the metal frame is connected to the middle plate, and the structure comprises: the connecting piece (4) is embedded in the connecting groove (3), and the side plates (5) are arranged in the interval between the first metal section bar (1) and the second metal section bar (6).
3. The structure of claim 1, wherein the metal frame is connected to the middle plate, and the structure comprises: the connecting groove (3) is E-shaped or inverted E-shaped, and the connecting piece (4) is flat and 8-shaped.
4. The structure of claim 1, wherein the metal frame is connected to the middle plate, and the structure comprises: the connecting grooves (3) are four, every two connecting grooves (3) are a group, and the connecting pieces (4) are provided with two groups.
5. The structure of claim 1, wherein the metal frame is connected to the middle plate, and the structure comprises: the first metal section bar (1) and the second metal section bar (6) are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221275865.5U CN217307730U (en) | 2022-05-26 | 2022-05-26 | Connection structure of cell-phone metal frame and cell-phone medium plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221275865.5U CN217307730U (en) | 2022-05-26 | 2022-05-26 | Connection structure of cell-phone metal frame and cell-phone medium plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217307730U true CN217307730U (en) | 2022-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221275865.5U Active CN217307730U (en) | 2022-05-26 | 2022-05-26 | Connection structure of cell-phone metal frame and cell-phone medium plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217307730U (en) |
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2022
- 2022-05-26 CN CN202221275865.5U patent/CN217307730U/en active Active
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