CN103281883B - The hand-held terminal device of changeable expansion handset - Google Patents
The hand-held terminal device of changeable expansion handset Download PDFInfo
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- CN103281883B CN103281883B CN201310139410.XA CN201310139410A CN103281883B CN 103281883 B CN103281883 B CN 103281883B CN 201310139410 A CN201310139410 A CN 201310139410A CN 103281883 B CN103281883 B CN 103281883B
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- handset
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- hand
- terminal device
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- 238000004891 communication Methods 0.000 claims abstract description 10
- 230000006978 adaptation Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 18
- 210000005056 cell body Anatomy 0.000 claims description 9
- 238000013507 mapping Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000002985 plastic film Substances 0.000 claims description 4
- 229920006255 plastic film Polymers 0.000 claims description 4
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000004078 waterproofing Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Casings For Electric Apparatus (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention provides a kind of hand-held terminal device of anti-changeable expansion handset, comprise main frame and handset, the guide rail structure that described main frame and handset shell are provided with mutual adaptation docks, and is provided with in guide rail structure inside for main frame and handset and carries out the connector that circuit and communication are connected use. main frame of the present invention has speech communication, satellite fix, shooting, take a picture, the basic functions such as bluetooth, handset can be switched arbitrarily the expansion handset of various functions as required, as printer, the POS POS, identity recognizer, Fingerprint Identification Unit, the various handsets such as screen bar code recognizer, main frame can be according to various purposes simultaneously, the different handset of apolegamy is combined into applicable public security arbitrarily, electric power, bank, logistics, finance, the spendable hand-held terminal device of the every field such as railway, there is firm combination stable, volume is little, one hand can operate, a tractor serves several purposes, the feature such as be easy to carry.
Description
Technical field
The present invention relates to hand-held terminal device, particularly a kind of hand-held terminal device that is suitable for various waterproof anticollisioves carries out the expansion syndeton that function freely superposes.
Background technology
Current various hand-held terminal devices are conventionally in order to be easy to carry, volume is all less, and without the various peripheral hardwares of expansion, as printer, identity recognizer, Fingerprint Identification Unit, screen bar code recognizer etc., if desired while using the function of above-mentioned expansion equipment, normally adopt and increase bluetooth or wireless communication module, access again above-mentioned printer, identity recognizer, Fingerprint Identification Unit, the peripheral hardwares such as screen bar code recognizer, very inconvenient when use, and in existing equipment, also there is some hand-held terminal device with Portable printer, its structural design is unreasonable, volume is larger and heavy, carry very inconvenience.
In addition, current various hand-portable terminal devices have the requirement of waterproof and anticollision grade conventionally, common waterproofing process employing increases waterproof grommet and processes between upper-lower casing, if but the classification of waterproof that sealing ring takes common sealing means to reach is lower, cannot meet the object using on the portable equipment of some classification of waterproof high requirement, and crashproof way normally adopts additional protection circle elastomeric material to increase the cushion effect of shell, or increase thickness of shell and increase casing rigidity, or adopt above-mentioned means to realize simultaneously. simultaneously, while adopting traditional housing waterproof construction, after generally can only being set directly at hull outside, its key switch (the young switch of pot) is connected on inner wiring board, do not there is the effect of waterproof, if use in wet environment, the young switch of pot will turn-on power, produce the faults such as maloperation or button malfunction, if young pot switch is arranged on to enclosure interior, operate in hull outside by modes such as button connecting rods again, its sensitivity can reduce greatly, not only the parts such as button connecting rod are fragile, complete machine outside still needs specialize water-proofing treatment simultaneously, production cost is also higher. or adopt outer button to touch middle transition key external force is delivered to the young switch of pot of enclosure interior, because button and transition key in addition all will do water-proofing treatment, therefore cost is high, and sensitivity also can reduce greatly.
Summary of the invention
The technical problem to be solved in the present invention, be to provide a kind of one hand can operation, compact conformation, installation firmly and small volume, be applicable to the hand-held terminal device of the changeable expansion handset of the peripheral hardware expansion of various uses.
The present invention is achieved in that a kind of hand-held terminal device of changeable expansion handset, comprise main frame and handset, it is characterized in that: the guide rail structure that described main frame and handset shell are provided with mutual adaptation docks, and be provided with in guide rail structure inside for main frame and handset and carry out the connector that circuit and communication are connected use.
Described guide rail structure is made up of cell body and guide rail, and the width in the bottom land on the cross sectional shape of described cell body or groove stage casing is greater than the width of notch, and the cross sectional shape of guide rail is slightly less than the cross section of cell body suitable with cell body.
Described guide rail structure adopts dovetail groove guide rail, T-shaped groove guide rail, deep-slotted chip breaker guide rail or prismatic groove guide rail structure.
Described host housing is provided with a dovetail groove, the bottom land of described dovetail groove is provided with locating hole and several hard contacts, this hard contact is connected on the circuit board of main frame inside, described handset shell be provided with one with the suitable trapezoidal rails of dovetail groove, in described trapezoidal rails, be provided with telescopic elastic positioning pin and some elastic metal contacts with end face corresponding at the bottom of dovetail groove, described elastic metal contacts is connected on the circuit board of handset inside, in the time that described trapezoidal rails is arranged in dovetail groove, the suitable clamping of locating hole of the bottom land of described elastic positioning pin and dovetail groove, the conducting that also contacts with the hard contact on main frame of elastic metal contacts in described handset.
Described main frame adopts the waterproof anti-collision structure of double Shell, comprise upper cover, lower house and be arranged on four angles of lower house outer wall guard ring, described lower house adopts the double-decker of madial wall and lateral wall composition, between described madial wall and lateral wall, be reserved with certain space, some reinforcements equably distribute between madial wall and lateral wall.
Between described upper cover and lower house, be also provided with waterproof grommet, on the lateral wall of upper cover, offer annular groove, in annular groove, be set with sealing ring, the sidewall of described lower house is plane, the distance of the slightly larger in diameter of described sealing ring between the bottom of annular groove and the sidewall of lower house.
The medial surface of described guard ring is provided with the buckle of the opposite direction of pair of parallel setting, between two buckles, leave space, the lateral wall of described lower house is provided with for through the through hole of buckle, and described two buckles are arranged on to be installed pin in the space in through hole and between two buckles and guard ring is blocked to the lateral wall that is locked at lower house.
The lateral wall of described lower house is provided with by key mapping groove, the described bottom by key mapping groove is provided with elongated slot, described madial wall is provided with corresponding elongated slot, described by the young switch of pot is installed on key mapping groove, the connecting line of the young switch of described pot extends on the internal circuit board of madial wall through after elongated slot, adopts gluing sealing in described elongated slot.
The cross section of described sealing ring is circular or oval, and the top edge of described lower house is provided with outward extending inclined-plane or cambered surface.
The young switch of described waterproof pot comprises on-off circuit and closed closely sealed watertight composition, and the two sides, front and back of described on-off circuit is the plastic film of moulding, and described plastic film forms the closed closely sealed watertight composition of six waterproof by gummed or ultrasonic bonding.
The invention has the advantages that: by the structure that adopts guide rail structure and resilient contact to combine, main frame accurately can be connected and locate with handset, ensure the reliable and stable of power supply between main frame and handset and communication, and main frame has bluetooth, WIFI, IC-card, speech communication, 3G transfer of data, satellite fix, one dimension code, infrared copy meter, shooting, take a picture, the basic functions such as bar code, handset can be switched arbitrarily the expansion handset of various functions as required, as printer, the POS POS, identity recognizer, Fingerprint Identification Unit, radio frequency IFID, Quick Response Code, the various handsets such as screen bar code recognizer. main frame can be according to various purposes simultaneously, arbitrarily the different handset of apolegamy is combined into the spendable hand-held terminal device of the every field such as applicable public security, electric power, bank, logistics, finance, railway, the feature such as have that firm combination is stable, volume is little, one hand can operation, a tractor serves several purposes, be easy to carry. simultaneously, by adopting the structure of double Shell, can be in the time that outer casing be subject to external force collision by and internal layer shell between reserved gap as buffering, prevent extruding and destruction between the structure of device interior is carried out, greatly improve the anticollision ability of housing, can meet higher shock class requirement, and owing to being provided with the groove that holds sealing ring at the sidewall of upper cover, the diameter of sealing ring is arranged to be slightly larger than the distance between the bottom of annular groove and the sidewall of lower house, in use by the pressing of upper and lower casing, because having suitable elastic shrinkage and can be constrained in groove, sealing ring can upwards not come off, can make upper and lower casing originally between the complete sealed circle in gap fill up and continue maintenance impaction state, greatly improve the performance of waterproof, the requirement of satisfiable high classification of waterproof portable equipment, simultaneously, owing to having adopted double-deck shell structure, cause the sidewall of housing to compare the thickness increase of conventional housing, therefore the waterproof type of conventional key switch cannot use accurately, therefore can be by the waterproof pot redesigning young construction of switch, solve the problem that the young switch of prior art pot cannot waterproof.
Brief description of the drawings
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the overall Facad structure figure of changeable expansion handset of the present invention.
Fig. 2 is the overall back side structure chart of changeable expansion handset of the present invention.
Fig. 3 be changeable expansion handset of the present invention, the structure chart of main frame.
Fig. 4 is the structure chart of the handset of changeable expansion handset of the present invention.
Fig. 5 is the overall structure figure of the waterproof anti-collision structure of the double Shell of changeable expansion handset of the present invention.
Fig. 6 is the generalized section of the waterproof grommet at the A position in Fig. 5.
Fig. 7 is the mounting structure figure of the young switch of pot at the B position in Fig. 5.
Fig. 8 is the mounting structure figure of the guard ring at the C position in Fig. 5.
Detailed description of the invention
Refer to Fig. 1,2, it is the hand-held terminal device of a kind of changeable expansion handset of the present invention, comprise main frame 1 and handset 2, the guide rail structure 3 that described main frame 1 and handset 2 shells are provided with mutual adaptation docks, and is provided with in guide rail structure 3 inside for main frame 1 and handset 2 and carries out the connector that circuit and communication are connected use. As Fig. 3 and Fig. 4, described guide rail structure 3 adopts dovetail groove guide rail structure, described main frame 1 shell is provided with a dovetail groove 11, the bottom land of described dovetail groove 11 is provided with locating hole 12 and several hard contacts 13, this hard contact 13 is connected on the circuit board of main frame 1 inside, and main frame 1 can need to select to be suitable for the corresponding hand-held terminal devices of every field such as public security, electric power, bank, finance, railway according to industry.
Described handset 2 shells be provided with one with the suitable trapezoidal rails 21 of dovetail groove 11, in described trapezoidal rails 21, the end face corresponding with 11 ends of dovetail groove is provided with telescopic elastic positioning pin 22 and some elastic metal contacts 23, described elastic metal contacts 23 is connected on the circuit board of handset inside, handset 2 can select arbitrarily to possess the expansion handset of various functions as required, as selected the various function handsets such as portable printer, identity recognizer, Fingerprint Identification Unit, screen bar code recognizer to use.
When use, described trapezoidal rails 21 is aimed at and is arranged on dovetail groove 11 when interior, the sound that can send " click is rattled away " when the locating hole 12 of described elastic positioning pin 22 and the bottom land of dovetail groove 11 is suitable represents to clamp, now elastic metal contacts in described handset 2 23 conducting that can just contact with the hard contact 13 on main frame 1, makes power supply and communication that main frame and handset can be stable.
As Fig. 5, it is the host shell structure of the hand-held terminal device of changeable expansion handset of the present invention, this housing adopts the waterproof anti-collision structure version of double Shell, comprise upper cover 101, lower house 102 and be arranged on four angles of lower house 102 outer wall guard ring 103, described lower house 102 comprises the double-decker that madial wall 1021 and lateral wall 1022 form, between described madial wall 1021 and lateral wall 1022, be reserved with certain space, some reinforcements 1023 equably distribute between madial wall 1021 and lateral wall 1022.
As Fig. 6, it is the generalized section of the waterproof grommet at the A position in Fig. 5, between described upper cover 101 and the madial wall 1021 of lower house 102, be also provided with waterproof grommet 104, on the lateral wall of upper cover 101, offer annular groove 105, sealing ring 104 is sleeved in annular groove 105, the madial wall 1021 of described lower house 102 is plane, the distance of the slightly larger in diameter of described sealing ring 104 between the trench bottom of annular groove 105 and the madial wall 1021 of lower house 102. The cross section of described sealing ring 104 is circular or oval, and the top edge of the madial wall 1021 of described lower house 102 is provided with outward extending inclined-plane or cambered surface. Annular groove 105 tops of described upper cover 101 are also provided with outside extension 106, and the degree of depth of described annular groove 105 is greater than the radius of sealing ring 104.
As Fig. 7, the mounting structure figure of the young switch of pot at the B position in Fig. 5, on the lateral wall 1022 of described lower house 102, be also provided with by key mapping groove 1023, the described bottom by key mapping groove 1023 is provided with elongated slot 1024, described madial wall 1021 is provided with corresponding elongated slot 1024, described by the young switch 108 of pot is installed on key mapping groove 1023, the connecting line 1083 of the young switch 108 of described pot extends on the internal circuit board of madial wall 1021 through after elongated slot 1024, the interior employing gluing sealing of described elongated slot 1024.
The young switch 108 of described pot comprises on-off circuit 1081 and watertight composition 1082, and the two sides, front and back of described on-off circuit 1081 is all connected to watertight composition 1082 by gummed or supersonic welding.
As Fig. 8, the mounting structure figure of the guard ring at the C position in Fig. 5, the medial surface of described guard ring 103 is provided with the buckle 1031 of the opposite direction of pair of parallel setting, between two buckles 1031, leave space 1032, the lateral wall 1022 of described lower house 102 is provided with for the through hole 107 through buckle 1031, and described two buckles 1031 are arranged in through hole 201 and at the interior installation pin 1033 in the space 1032 between two buckles 1031, guard ring 103 are blocked on the lateral wall 1022 that is locked at lower house 102.
Guide rail structure described in the present invention, also can select T-shaped groove guide rail structure, cross section is that deep-slotted chip breaker, the guide rail structure of prismatic groove or the track structure of other cross sectional shapes substitute, as long as the bottom land on the cross sectional shape of described cell body or the width in groove stage casing can be greater than the width of notch, just can be used as and realize stable docking and the guide rail structure of lock function. Describedly carry out connector that circuit and communication be connected use except the resilient contact mode described in the present embodiment for main frame and handset, can also adopt various golden fingers, the modes such as contact pin realize, and all should belong to the protection domain described in this patent.
Claims (8)
1. the hand-held terminal device of a changeable expansion handset, comprise main frame and handset, it is characterized in that: the guide rail structure that described main frame and handset shell are provided with mutual adaptation docks, and be provided with in guide rail structure inside for main frame and handset and carry out the connector that circuit and communication are connected use; Described main frame adopts the waterproof anti-collision structure of double Shell, comprise upper cover, lower house and be arranged on the guard ring on four angles of lower house outer wall, described lower house adopts the double-decker of madial wall and lateral wall composition, between described madial wall and lateral wall, be reserved with certain space, some reinforcements equably distribute between madial wall and lateral wall; The medial surface of described guard ring is provided with the buckle of the opposite direction of pair of parallel setting, between two buckles, leave space, the lateral wall of described lower house is provided with for through the through hole of buckle, and described two buckles are arranged on to be installed pin in the space in through hole and between two buckles and guard ring is blocked to the lateral wall that is locked at lower house.
2. the hand-held terminal device of changeable expansion handset according to claim 1, it is characterized in that: described guide rail structure is made up of cell body and guide rail, the width in the bottom land on the cross sectional shape of described cell body or groove stage casing is greater than the width of notch, and the cross sectional shape of guide rail is slightly less than the cross section of cell body suitable with cell body.
3. the hand-held terminal device of changeable expansion handset according to claim 1, is characterized in that: described guide rail structure adopts dovetail groove guide rail, T-shaped groove guide rail, deep-slotted chip breaker guide rail or prismatic groove guide rail structure.
4. the hand-held terminal device of changeable expansion handset according to claim 3, it is characterized in that: described host housing is provided with a dovetail groove, the bottom land of described dovetail groove is provided with locating hole and several hard contacts, this hard contact is connected on the circuit board of main frame inside, described handset shell be provided with one with the suitable trapezoidal rails of dovetail groove, in described trapezoidal rails, be provided with telescopic elastic positioning pin and some elastic metal contacts with end face corresponding at the bottom of dovetail groove, described elastic metal contacts is connected on the circuit board of handset inside, in the time that described trapezoidal rails is arranged in dovetail groove, the suitable clamping of locating hole of the bottom land of described elastic positioning pin and dovetail groove, the conducting that also contacts with the hard contact on main frame of elastic metal contacts in described handset.
5. the hand-held terminal device of changeable expansion handset according to claim 1, it is characterized in that: between described upper cover and lower house, be also provided with waterproof grommet, on the lateral wall of upper cover, offer annular groove, in annular groove, be set with sealing ring, the sidewall of described lower house is plane, the distance of the slightly larger in diameter of described sealing ring between the bottom of annular groove and the sidewall of lower house.
6. the hand-held terminal device of changeable expansion handset according to claim 1, it is characterized in that: the lateral wall of described lower house is provided with by key mapping groove, the described bottom by key mapping groove is provided with elongated slot, described madial wall is provided with corresponding elongated slot, described by the young switch of pot is installed on key mapping groove, the connecting line of the young switch of described pot extends on the internal circuit board of madial wall through after elongated slot, adopts gluing sealing in described elongated slot.
7. the hand-held terminal device of changeable expansion handset according to claim 5, is characterized in that: the cross section of described sealing ring is for circular or oval, and the top edge of described lower house is provided with outward extending inclined-plane or cambered surface.
8. the hand-held terminal device of changeable expansion handset according to claim 6, it is characterized in that: the young switch of described waterproof pot comprises on-off circuit and closed closely sealed watertight composition, the two sides, front and back of described on-off circuit is the plastic film of moulding, and described plastic film forms the closed closely sealed watertight composition of six waterproof by gummed or ultrasonic bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310139410.XA CN103281883B (en) | 2013-04-22 | 2013-04-22 | The hand-held terminal device of changeable expansion handset |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310139410.XA CN103281883B (en) | 2013-04-22 | 2013-04-22 | The hand-held terminal device of changeable expansion handset |
Publications (2)
| Publication Number | Publication Date |
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| CN103281883A CN103281883A (en) | 2013-09-04 |
| CN103281883B true CN103281883B (en) | 2016-05-25 |
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| CN201310139410.XA Active CN103281883B (en) | 2013-04-22 | 2013-04-22 | The hand-held terminal device of changeable expansion handset |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104270482A (en) * | 2014-09-23 | 2015-01-07 | 国家电网公司 | Convenient assembling method and using method for general industrial-grade mobile terminal |
| CN104821132A (en) * | 2015-05-14 | 2015-08-05 | 广州番禺职业技术学院 | Multifunctional open-type rack used for experiment, and experiment method |
| CN105913584B (en) * | 2016-03-31 | 2018-06-22 | 苏州佳世达电通有限公司 | A kind of waterproof POS machine |
| CN108365479A (en) * | 2018-03-23 | 2018-08-03 | 中科美其（天津）科技有限公司 | Door edge connector component |
| CN112930674B (en) * | 2018-12-29 | 2023-09-05 | Oppo广东移动通信有限公司 | mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1740947A (en) * | 2004-08-27 | 2006-03-01 | 西门子公司 | Double-walled housing for industrial panels and panel-PCs |
| CN101132579A (en) * | 2007-06-27 | 2008-02-27 | 朱在国 | Combined mobile phone with detachable communication components |
| CN202634513U (en) * | 2012-06-19 | 2012-12-26 | 扬州吉山津田光电科技有限公司 | Impact-resistant mobile phone shell |
| CN102905484A (en) * | 2011-07-28 | 2013-01-30 | 英业达股份有限公司 | Portable electronic device enclosure |
| CN203217435U (en) * | 2013-04-22 | 2013-09-25 | 刘嘉 | Expansion and connection structure of hand-held terminal device |
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2013
- 2013-04-22 CN CN201310139410.XA patent/CN103281883B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1740947A (en) * | 2004-08-27 | 2006-03-01 | 西门子公司 | Double-walled housing for industrial panels and panel-PCs |
| CN101132579A (en) * | 2007-06-27 | 2008-02-27 | 朱在国 | Combined mobile phone with detachable communication components |
| CN102905484A (en) * | 2011-07-28 | 2013-01-30 | 英业达股份有限公司 | Portable electronic device enclosure |
| CN202634513U (en) * | 2012-06-19 | 2012-12-26 | 扬州吉山津田光电科技有限公司 | Impact-resistant mobile phone shell |
| CN203217435U (en) * | 2013-04-22 | 2013-09-25 | 刘嘉 | Expansion and connection structure of hand-held terminal device |
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| CN103281883A (en) | 2013-09-04 |
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Effective date of registration: 20191212 Address after: 350000 No. 61 middle 38, Gulou District, Fujian, Fuzhou Patentee after: Fujian energy Mdt InfoTech Ltd Address before: 350007, No. 42, block 34, 102 Lake Road, Cangshan District, Fujian, Fuzhou Patentee before: Liu Jia |
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