CN207251693U - Mobile terminal - Google Patents
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- CN207251693U CN207251693U CN201721093604.0U CN201721093604U CN207251693U CN 207251693 U CN207251693 U CN 207251693U CN 201721093604 U CN201721093604 U CN 201721093604U CN 207251693 U CN207251693 U CN 207251693U
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- housing
- shape memory
- memory alloy
- alloy elements
- mobile terminal
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Abstract
The utility model discloses a kind of mobile terminal, it includes the first housing and the second housing, first housing is removably mutually fixed with the second housing, first housing is equipped with several card slots, several shape memory alloy elements are equipped with second housing opposite position, several card slots are correspondingly arranged with several shape memory alloy elements, in an initial condition, pass through be fixed the first housing and the second housing between card slot and corresponding shape memory alloy elements；Wherein, shape memory alloy elements are heated to preset temperature, shape memory alloy elements depart from out of card slot；When shape memory alloy elements are cooled to less than preset temperature, shape memory alloy elements recover to original state.The utility model realizes the dismounting between the first housing and the second housing, and convenient disassembly, improves removal efficiency, saves the time.Meanwhile realize the repeated removal between the first housing and the second housing, component damages caused by reducing dismounting, saves maintenance cost.
Description
Technical field
It the utility model is related to a kind of mobile terminal.
Background technology
The mobile terminal of metal fuselage is because of excellent spies such as its is glossy, good hand touch, resistance to compression bending resistance are strong, anti-scratch scratch resistances
Property, what is be employed is more and more extensive.Because flow of metal degree is small complete machine can be caused to tear machine difficulty open, but in the R ＆ D design stage and sold
The stage is in order to check internal components performance afterwards, it is necessary to is separated the housing of mobile whole set equipment.
Nowadays housing fastening amount affects the intensity of whole set equipment, so general fastening amount will reach certain requirement,
But the problem of difficulty is torn open will be produced when fastening amount is big.The machine overlong time of tearing open can influence the progress of the production schedule, and when difficulty is torn open
Also the damage of dismounting component is be easy to cause, repeat consumption component, causes maintenance risk big, of high cost.
Utility model content
The technical problem to be solved in the present invention is in order to overcome the housing difficulty of the mobile terminal of existing metal fuselage to tear open, easily
Cause the damage of dismounting component, breakage maintenance risk is high, it is of high cost the defects of, there is provided a kind of mobile terminal.
The present invention is to solve above-mentioned technical problem by following technical proposals：
A kind of mobile terminal, it includes the first housing and the second housing, and first housing is removably with described
Two housings are mutually fixed, its feature is, first housing is equipped with several card slots, at the second housing opposite position
Equipped with several shape memory alloy elements, several described card slots are corresponding with shape memory alloy elements several described to be set
Put, in an initial condition, by being fixed described between the card slot and the corresponding shape memory alloy elements
One housing and second housing；
Wherein, when being fixed between first housing and second housing, by the marmem portion
Part is heated to preset temperature, and the center section of the shape memory alloy elements is recessed towards second housing, and from described
Depart from card slot, first housing and second housing is separated；
When the shape memory alloy elements are cooled to less than the preset temperature, the shape memory alloy elements are extensive
The multiple extremely original state.
In the technical program, form, by being heated to the shape memory alloy elements, tears open using the above structure
Fastening amount is reduced by the deformations of the shape memory alloy elements when unloading, so that first housing easy to implement and described the
Dismounting between two housings, and removal efficiency is high, can save the take-down time.Meanwhile, it is capable to realize first housing and institute
The repeated removal between the second housing is stated, component damages caused by reducing dismounting, saves maintenance cost.
It is preferred that second housing is equipped with several grooves, several described grooves are remembered with several described shapes
Recall alloy component to be correspondingly arranged, the shape memory alloy elements have connecting portion and holding section, and the connecting portion is inserted into and connects
The groove is connected to, under the original state, passes through the institute that is fixed between the card slot and the corresponding holding section
State the first housing and second housing；
Wherein, when the shape memory alloy elements are heated to the preset temperature, the holding section is to described second
Housing is recessed and departs from out of described card slot；
When the shape memory alloy elements are cooled to less than the preset temperature, the holding section is recovered to described first
Beginning state.
In the technical program, form, effectively strengthens second housing and is closed with the shape memory using the above structure
The bonding strength of golden component, the shape memory alloy elements and first housing, improves the stability of mobile terminal.
It is preferred that the holding section has the second snap-latch surface, the slot bottom of the card slot is equipped with the first snap-latch surface, described second
Snap-latch surface is embedded in the card slot, and is matched and be bonded between first snap-latch surface and second snap-latch surface.
In the technical program, form, has by first snap-latch surface and second snap-latch surface using the above structure
Effect strengthens the intensity that is connected together between first housing and second housing, ensures the fastening effect of mobile terminal.
It is preferred that the bottom of the holding section is equipped with the second slide guide face, it is connected at the top of the second slide guide face described
The bottom of second snap-latch surface, the internal face of the card slot are equipped with the first slide guide face, institute are connected at the top of the first slide guide face
State the bottom of the first snap-latch surface, the first slide guide face and the second slide guide face are in inclined-plane, and the first slide guide face with
Fitting is matched between the second slide guide face.
In the technical program, form, passes through the first slide guide face and the second slide guide face side using the above structure
Easy to the installation between first housing and second housing, and it is accurately positioned.
It is preferred that the top of the holding section is equipped with the second lateral surface, second lateral surface is connected to second card
The top in conjunction face, the internal face of the card slot are equipped with the first lateral surface, and first lateral surface is connected to first snap-latch surface
Top, be parallel to each other between first lateral surface and second lateral surface, and first lateral surface and described second
Fitting is matched between lateral surface.
In the technical program, form, has by first lateral surface and second lateral surface using the above structure
Effect strengthens the intensity that is connected together between first housing and second housing, avoids first housing and described second
Offset shaking phenomenon is produced between housing, ensures the fastening effect of mobile terminal.
It is preferred that the shape memory alloy elements are shaped in second housing；
Alternatively, under the original state, it is interference fitted between the connecting portion and the groove.
In the technical program, form, effectively strengthens second housing and is closed with the shape memory using the above structure
Bonding strength between golden component, improves the stability of mobile terminal.
It is preferred that first housing is equipped with accommodating chamber, several card slots are opened in the inner wall of the accommodating chamber
On face, second housing is equipped with projection piece, and the projection piece matching is fitted in the accommodating chamber, and the projection piece includes two
A short leg and two long legs, surrounded between two short legs and two long legs it is one square, and described in two
Long leg is equipped with the shape memory alloy elements.
In the technical program, form, effectively strengthens institute by the projection piece and the accommodating chamber using the above structure
The bonding strength between the first housing and second housing is stated, ensure that the stability of mobile terminal.
It is preferred that quantity equal at least two of the shape memory alloy elements on two long legs.
In the technical program, form using the above structure, the shape memory alloy elements are in each long leg
On quantity be at least two, larger fastening amount can be provided, ensure that the fastening effect of mobile terminal.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can be combined, up to the utility model respectively compared with
Good example.
The positive effect of the utility model is：
The mobile terminal of the utility model, the dismounting between the first housing and the second housing easy to implement, convenient disassembly, carries
High removal efficiency, save the time.Meanwhile, it is capable to realize the repeated removal between the first housing and the second housing, reduce dismounting and make
Into component damage, save maintenance cost.
Brief description of the drawings
Fig. 1 is the structure diagram of the mobile terminal of the utility model embodiment.
Fig. 2 is the internal structure schematic diagram of the mobile terminal of the utility model embodiment.
Fig. 3 is the structure diagram of the first housing of the mobile terminal of the utility model embodiment.
Fig. 4 is the structure diagram of the second housing of the mobile terminal of the utility model embodiment.
Description of reference numerals：
First housing 1, card slot 11, the first snap-latch surface 111, the first slide guide face 112
First lateral surface 113, accommodating chamber 12
Second housing 2, shape memory alloy elements 21, holding section 211, the second snap-latch surface 2111
Second slide guide face 2112, the second lateral surface 2113, connecting portion 212, groove 22, projection piece 23
Embodiment
Below by embodiment mode and become apparent from intactly illustrating the utility model with reference to attached drawing, but not therefore
The utility model is limited among the embodiment described scope.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the mobile terminal of the utility model, it includes the first housing 1 and second shell
Body 2, the first housing 1 are removably fixed with 2 phase of the second housing, and the first housing 1 is equipped with several card slots 11, the second housing 2
Several shape memory alloy elements 21, several card slots 11 and several shape memory alloy elements are equipped with opposite position
21 are correspondingly arranged.In an initial condition, by being fixed between card slot 11 and corresponding shape memory alloy elements 21
One housing 1 and the second housing 2.The shape of card slot 11 can be rectangle, in this way, it is easy to process, it is simple to manufacture.
Wherein, when being fixed between the first housing 1 and the second housing 2, that is, shape memory alloy elements 21 exist
It is fixed under original state between card slot 11, shape memory alloy elements 21 is heated to preset temperature, shape memory closes
The center section of golden component 21 is recessed towards the second housing 2, and departs from out of card slot 11, so as to fulfill the first housing 1 and second
It is separated between housing 2.When shape memory alloy elements 21 are cooled to less than preset temperature, shape memory alloy elements 21 are extensive
Again to original state, i.e., it is fixed between shape memory alloy elements 21 and card slot 11.By to shape memory alloy elements
21 are heated, and the deformation of shape memory alloy elements 21 reduces fastening amount during dismounting, so that the first housing 1 easy to implement and the
Dismounting between two housings 2, and removal efficiency is high, can save the take-down time.Meanwhile, it is capable to realize the first housing 1 and second
Repeated removal between housing 2, component damages caused by reducing dismounting, saves maintenance cost, has higher economical and practical valency
Value.
In the present embodiment, shape memory alloy elements 21 can be marmem paillon foil.Marmem paper tinsel
Piece is existing component, particularly as repeating no more.Marmem paillon foil has the function of " to remember ", marmem during design
Paillon foil is in raised former state (i.e. original state), the flattened state of marmem paillon foil when reaching its preset temperature.Certainly,
In other embodiments, shape memory alloy elements 21 can also use other components with shape memory function, not office
It is limited to above-mentioned marmem paillon foil.
Several grooves 22, several grooves 22 and several shape memory alloy elements can be equipped with second housing 2
21 are correspondingly arranged, and shape memory alloy elements 21 can have connecting portion 212 and holding section 211, and connecting portion 212 is inserted into and connects
In groove 22.Effectively strengthen the bonding strength between the second housing 2 and shape memory alloy elements 21 by connecting portion 212.
Under original state, by the engaging between card slot 11 and corresponding holding section 211, to fix the first housing 1 and the second housing 2.
Wherein, when shape memory alloy elements 21 are heated to preset temperature, holding section 211 is recessed to the second housing 2 and from card slot 11
Interior disengaging.When shape memory alloy elements 21 are cooled to less than preset temperature, holding section 211 is recovered to original state.Pass through
The bonding strength of 21 and first housing 1 of shape memory alloy elements is effectively strengthened in holding section 211, improves the stabilization of mobile terminal
Property.
In order to reach the effect for strengthening mobile terminal bonding strength, in an initial condition, in shape memory alloy elements 21
Connecting portion 212 and groove 22 between can be interference fitted.Effectively strengthen between the second housing 2 and shape memory alloy elements 21
Bonding strength, improve the stability of mobile terminal.Connection mode between 21 and second housing 2 of shape memory alloy elements
Can have a variety of.Certainly, shape memory alloy elements 21 can also be shaped in the second housing 2, can be by in-mould injection side
Formula, 21 and second housing 2 of shape memory alloy elements is made of one, is had the advantages that easy to process.
Holding section 211 can have the second snap-latch surface 2111, and the second snap-latch surface 2111 is embedded in card slot 11.Card slot 11
Slot bottom can be equipped with the first snap-latch surface 111, can match and be bonded between the first snap-latch surface 111 and the second snap-latch surface 2111.Certainly,
Can also clearance fit between first snap-latch surface 111 and the second snap-latch surface 2111.Pass through the first snap-latch surface 111 and the second snap-latch surface
2111 effectively strengthen the intensity that is connected together between the first housing 1 and the second housing 2, ensure the fastening effect of mobile terminal.
The bottom of holding section 211 can be equipped with the second slide guide face 2112, and the top in the second slide guide face 2112 is connected to second
The bottom of snap-latch surface 2111, the internal face of card slot 11 can be equipped with the first slide guide face 112, the top connection in the first slide guide face 112
In the bottom of the first snap-latch surface 111, the first slide guide face 112 and the second slide guide face 2112 are in inclined-plane, the first slide guide face 112 and
Fitting can be matched between two slide guide faces 2112.Certainly, can also gap between the first slide guide face 112 and the second slide guide face 2112
Coordinate.Installation between first housing 1 and the second housing 2 is convenient to by the first slide guide face 112 and the second slide guide face 2112, and
It is accurately positioned.
The top of holding section 211 can be equipped with the second lateral surface 2113, and the second lateral surface 2113 is connected to the second snap-latch surface
2111 top, the internal face of card slot 11 can be equipped with the first lateral surface 113, and the first lateral surface 113 is connected to the first snap-latch surface
111 top, is parallel to each other between the first lateral surface 113 and the second lateral surface 2113, the first lateral surface 113 and the second lateral surface
Fitting can be matched between 2113, certainly, can also clearance fit between the first lateral surface 113 and the second lateral surface 2113.It is logical
Cross the first lateral surface 113 and the second lateral surface 2113 effectively strengthens being connected together by force between the first housing 1 and the second housing 2
Degree, avoids producing offset shaking phenomenon between the first housing 1 and the second housing 2, ensures the fastening effect of mobile terminal.
First housing 1 is rear shell, and the second housing 2 is front housing.First housing 1 can be equipped with accommodating chamber 12, several card slots
11 are opened on the internal face of accommodating chamber 12.Second housing 2 can be equipped with projection piece 23, and the matching of projection piece 23 fits in receiving
In chamber 12.Bonding strength between first housing 1 and the second housing 2 is effectively strengthened by projection piece 23 and accommodating chamber 12, is ensured
The stability of mobile terminal.
Projection piece 23 includes two short leg (not shown)s and two long legs, two short legs and two long legs
Between surround square, and two long legs are equipped with shape memory alloy elements 21.Wherein, shape memory alloy elements 21 are two
Quantity equal at least two on a long leg, quantity of the shape memory alloy elements 21 on each long leg are at least two
It is a, larger fastening amount can be provided, ensure that the fastening effect of mobile terminal.Preferably, shape memory alloy elements 21 exist
Quantity on long leg is five, and the distance between adjacent shapes memory alloy members 21 are equal.So so that multiple shapes
Memory alloy members 21 can provide more balanced internal drive power.
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
On the premise of the principle and essence without departing substantially from the utility model, various changes or modifications can be made to these embodiments,
But these change and modification each fall within the scope of protection of the utility model.
Claims (8)
1. a kind of mobile terminal, it includes the first housing and the second housing, and first housing is removably with described second
Housing is mutually fixed, it is characterised in that first housing is equipped with several card slots, is set at the second housing opposite position
There are several shape memory alloy elements, several described card slots are correspondingly arranged with shape memory alloy elements several described,
In an initial condition, the first shell that is fixed between the card slot and the corresponding shape memory alloy elements is passed through
Body and second housing；
Wherein, when being fixed between first housing and second housing, the shape memory alloy elements are added
For heat to preset temperature, the center section of the shape memory alloy elements is recessed towards second housing, and from the card slot
Interior disengaging, makes first housing and second housing be separated；
When the shape memory alloy elements are cooled to less than the preset temperature, the shape memory alloy elements recover to
The original state.
2. mobile terminal as claimed in claim 1, it is characterised in that second housing is equipped with several grooves, some
A groove is correspondingly arranged with shape memory alloy elements several described, and the shape memory alloy elements have connecting portion
And holding section, connecting portion insertion and be connected to the groove, under the original state, by the card slot with it is corresponding
Be fixed first housing and second housing between the holding section；
Wherein, when the shape memory alloy elements are heated to the preset temperature, the holding section is to second housing
It is recessed and depart from out of described card slot；
When the shape memory alloy elements are cooled to less than the preset temperature, the holding section is recovered to the initial shape
State.
3. mobile terminal as claimed in claim 2, it is characterised in that the slot bottom of the card slot is equipped with the first snap-latch surface, described
Holding section has the second snap-latch surface, and second snap-latch surface is embedded in the card slot and fits in first snap-latch surface.
4. mobile terminal as claimed in claim 3, it is characterised in that the internal face of the card slot is equipped with the first slide guide face, institute
The bottom that first snap-latch surface is connected at the top of the first slide guide face is stated, the bottom of the holding section is equipped with the second slide guide face,
The bottom of second snap-latch surface, the first slide guide face and the second slide guide face are connected at the top of the second slide guide face
It is in inclined-plane, and the first slide guide face paste is together in the second slide guide face.
5. mobile terminal as claimed in claim 3, it is characterised in that the internal face of the card slot is equipped with the first lateral surface, institute
State the top that the first lateral surface is connected to first snap-latch surface, the top of the holding section is equipped with the second lateral surface, and described
Two lateral surfaces are connected to the top of second snap-latch surface, mutually flat between first lateral surface and second lateral surface
OK, and first lateral surface fits in second lateral surface.
6. mobile terminal as claimed in claim 2, it is characterised in that the shape memory alloy elements are shaped in described
Second housing；
Alternatively, under the original state, it is interference fitted between the connecting portion and the groove.
7. mobile terminal as claimed in claim 1, it is characterised in that first housing is equipped with accommodating chamber, described in several
Card slot is opened on the internal face of the accommodating chamber, and second housing is equipped with projection piece, and the projection piece fits in described
In accommodating chamber, the projection piece includes two short legs and two long legs, two short legs and two long legs
Between surround one square, and two long legs are equipped with the shape memory alloy elements.
8. mobile terminal as claimed in claim 7, it is characterised in that the shape memory alloy elements are in two long sides
Quantity equal at least two in portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721093604.0U CN207251693U (en) | 2017-08-29 | 2017-08-29 | Mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721093604.0U CN207251693U (en) | 2017-08-29 | 2017-08-29 | Mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207251693U true CN207251693U (en) | 2018-04-17 |
Family
ID=61884689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721093604.0U Active CN207251693U (en) | 2017-08-29 | 2017-08-29 | Mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207251693U (en) |
-
2017
- 2017-08-29 CN CN201721093604.0U patent/CN207251693U/en active Active
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