CN201430639Y - Portable type digital transmitter with small size and multiple functions - Google Patents
Portable type digital transmitter with small size and multiple functions Download PDFInfo
- Publication number
- CN201430639Y CN201430639Y CN200920107187XU CN200920107187U CN201430639Y CN 201430639 Y CN201430639 Y CN 201430639Y CN 200920107187X U CN200920107187X U CN 200920107187XU CN 200920107187 U CN200920107187 U CN 200920107187U CN 201430639 Y CN201430639 Y CN 201430639Y
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- box body
- digital transmitter
- circuit board
- portable multifunctional
- miniature portable
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Abstract
The utility model relates to a transmitter, in particular to a portable type digital transmitter with small size and multiple functions. The digital transmitter comprises a rectangular box body, a boxcover fixed on the box body, a circuit board arranged in the box body and a control panel; the box body and the box cover are made of metal with high heat-conducting performance; heat-dissipating teeth are arranged on the outer surfaces of the box body and the box cover; a lug boss is formed in the position of a high-power heating element arranged on the circuit board in the box body; a circuit used for processing audio frequencies, video frequencies and data and allowing user encryption is arranged on the circuit board; the high-power heating element on the circuit board is tightly attachedto and fixed on the lug boss of the metal box body through a heat-conducting layer; and the outer surfaces of the box body and the box cover are coated with electroplated layers to greatly improve theefficiency of heat dissipation. Signals such as the video frequencies, the audio frequencies, the data, and the like, all of which are encrypted by users, are effectively transmitted under a complicate condition (line of sight or non light of sight), and the digital transmitter has the advantages of complete control interface, flexible and convenient use, small volume, strong concealing performance, good electromagnetic shielding performance and easy carryover.
Description
Technical field
This utility model and a kind of transmitter, particularly a kind of public security, safety, Force Reconnaissance of being used for, departments such as radio and television relay move the miniature portable multifunctional digital transmitter that transmission such as sound, video, data are used.
Background technology
Along with the progress of science and technology, the employed sounds of scouting department such as public security, safety, army, video transmission reconnaissance equipment require improving constantly, and not only require image, Television Sound Quality height, function is extensive, and require disguise strong, move and use good portability, strong security.
At present, it is more single-minded that the employed sounds of scouting department such as known public security, safety, army, video transmission are scouted transmitter performance, be that signals such as sound, vision signal and data send with two kinds of equipment respectively, encrypt inconvenient, the general piecemeal function treatment mode that adopts, complete machine is made up of a plurality of function capsules, and volume is bigger.Need the employed sound of scouting department, video transmission reconnaissance equipments such as public security, safety, army can not utilize existing various open public mobile communication network system owing to maintain secrecy, can only carry out the signal transmission by the transfer receiving equipment of dedicated frequency, the civilian mobile phone of the power ratio of this type of detection equipment is much bigger, so the contradiction of the heat radiation of power tube and casing microminiaturization is particularly outstanding.Power tube in the existing miniature portable digital transmitter is welded on the circuit board, radiation fin is installed on the shell, power tube dispels the heat by the fin that is provided with in the machine, consider the ventilation and heat in the casing, therefore the casing volume is bigger, is unfavorable for the microminiaturization of equipment, for attractive in appearance, casing outer surface sprays paint or plastic-blasting, further influence heat radiation.
Because the defective of above-mentioned existing sound, the existence of video transmission scouting transmitter, the design people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of miniature portable multifunctional digital transmitter of new structure, make it have more practicality.Through constantly research, design, and, create the utility model that has practical value finally through after studying sample and improvement repeatedly.
Summary of the invention
Main purpose of the present utility model is to overcome existing sound, the existing above-mentioned deficiency of video transmission scouting transmitter, can send sound, video, data-signal simultaneously and have the user encryption function and provide a kind of, the miniature portable multifunctional digital transmitter of good heat dissipation effect.
The purpose of this utility model and to solve its technical problem be to adopt following technical scheme to realize.According to a kind of miniature portable multifunctional digital transmitter that the utility model proposes, comprise rectangular box, be screwed the lid on box body, be located at the circuit board in the box body, control panel, wherein said box body, lid processes by high-thermal conductive metal, described box body, the outer surface of lid is provided with radiation tooth, in the described box body, high-power heater element position on the circuit board is provided with boss, described circuit board is provided with sound, video, data processing, the user encryption functional circuit, the high-power heater element on the circuit board is close on the boss that is fixed in described metal case by heat-conducting layer.
The purpose of this utility model and solve its technical problem and can also be further achieved by the following technical measures.
Aforesaid miniature portable multifunctional digital transmitter, wherein said sound, video, data processing, user encryption functional circuit are the programmable gate array circuit FPGA by software processes.
Aforesaid miniature portable multifunctional digital transmitter, relative two interior plates of wherein said rectangular box are provided with slot, and a metal shielding board inserts described slot and separates described box body and become two installation units, i.e. digital units and analogue unit.
Aforesaid miniature portable multifunctional digital transmitter, wherein said circuit board is two, wherein one is arranged in the described analogue unit for high-frequency circuit board; Another piece is the baseband modulation plate, is arranged in the described digital units, and described baseband modulation plate encodes audio frequency and video AV signal, modulate; The signal that high-frequency circuit board is sent the baseband modulation plate carries out frequency conversion, amplification, filtering, finally launches with high-frequency signal by antenna.
Aforesaid miniature portable multifunctional digital transmitter, wherein said box body analogue unit one side top is provided with the defeated exit wound of bullet of radio frequency, the defeated exit wound of bullet of described radio frequency is provided with the SMA radio frequency delivery of fixed antenna, described box body digital units one side-lower is provided with the multi-core socket of two power supplies and signal input, be provided with the MINI USB socket in the middle of two multi-core sockets, be used for control and transfer of data.
Aforesaid miniature portable multifunctional digital transmitter, wherein said described lid outside central authorities are provided with the control panel that is made of the switch pad pasting, described switch pad pasting control panel is provided with two control buttons, one power supply indicator, one alarm indicator and eight frequency indicator lights, the below of switch pad pasting is provided with one rectangular mouthful, and the winding displacement of described switch pad pasting is connected by the interior printed board of rectangular mouth and described box body.
Aforesaid miniature portable multifunctional digital transmitter, be provided with a plurality of screws in the wherein said box opening side plate, a plurality of screwhole positions on the described lid in the corresponding box body side plate are provided with through hole, and described lid is fixed at the housing that constitutes sealing on a plurality of screws in the described box body side plate with screw by described through hole.
Aforesaid miniature portable multifunctional digital transmitter, the outer surface of wherein said box body, lid scribbles electrodeposited coating.
Aforesaid miniature portable multifunctional digital transmitter, the back side of wherein said box body are provided with the extension folder of detachable.
The utility model compared with prior art has tangible advantage and beneficial effect.By technique scheme, the miniature portable multifunctional digital transmitter of the utility model can reach suitable technological progress and practicality, and has the extensive value on the industry, and it has following advantage at least:
1, the utility model uses the FPGA circuit to pass through software processes, functions such as sound, video, data, user encryption are concentrated on the circuit board, in very little volume, load a cover transmitter system, signals (sighting distance or non line of sight) under complex conditions such as video, audio frequency, data, user encryption are effectively transmitted.
2, it is little, disguised strong to the utlity model has volume, and electromagnetic shielding is good, the advantage of being convenient to carry.On practicality of using and cost benefit, it is required to meet industry development really fully, quite has industrial utilization.
3, box body and radiator are combined as a whole, and have greatly improved radiating efficiency, and the box cover electroplating surface replaces surface lacquer (moulding), the problem that the radiating efficiency that avoided spraying paint (moulding) causes descends.
4, miniature portable multifunctional digital transmitter control interface of the present utility model is complete, uses flexible, convenient.
5, structure of the present utility model really has more technological progress than existing sound, video transmission reconnaissance equipment, and its particular structure feature and function also are far from existing reconnaissance equipment and can compare, more existing reconnaissance equipment has the multinomial effect of enhancement, and the progress on possessing skills.
6, the utility model is not only simple in structure, and be more suitable for practicality in the use, and more can meet the demand of user for sound, video transmission reconnaissance equipment, can give the selection of consumer Geng Jia, and can significantly promote its overall efficiency, thereby more be suitable for practicality.
In sum, miniature portable multifunctional digital transmitter of the present utility model, have above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on the structure of product or function, obvious improvement is arranged technically, and produced handy and practical effect, and more existing sound, video transmission reconnaissance equipment have the outstanding multinomial effect of enhancement, thereby being suitable for practicality more, and having the extensive value of industry, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present utility model can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the miniature portable multifunctional digital transmitter of the utility model.
Fig. 2 is the stereo appearance figure of the miniature portable multifunctional digital transmitter of the utility model.
Fig. 3 is the front view of the miniature portable multifunctional digital transmitter of the utility model.
Fig. 4 is the rearview of the miniature portable multifunctional digital transmitter of the utility model.
Fig. 5 is the miniature portable multifunctional digital transmitter of a utility model vertical view.
Fig. 6 is the miniature portable multifunctional digital transmitter of a utility model upward view.
Embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined utility model purpose is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to miniature its embodiment of portable multifunctional digital transmitter, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present utility model can clearly present in the following detailed description that cooperates with reference to graphic preferred embodiment.Explanation by embodiment, when can being to reach technological means that predetermined purpose takes and effect to get one more deeply and concrete understanding to the utility model, yet appended graphic only provide with reference to the usefulness of explanation, be not to be used for the utility model is limited.
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, the miniature portable multifunctional digital transmitter of the utility model preferred embodiment, it mainly comprises a rectangular box 1, be screwed the lid 2 on box body 1, be located at the circuit board 3 in the box body 1,4, SMA radio frequency delivery 5 on the circuit board 3, control panel 6, wherein said box body 1, lid 2 processes by high-thermal conductive metal, described box body 1, the outer surface of lid 2 is provided with radiation tooth 7,8, in the described box body 1, high-power heater element position on the circuit board is provided with boss 9, described circuit board is provided with sound, video, data processing circuit, the high-power heater element on the circuit board is close on the boss 9 that is fixed in described metal case by heat-conducting layer (silicone grease or flexible graphite plate).The utility model replaces being installed on small heat-dissipating device on the circuit board with the metal shell of machine, heat transfer efficiency is improved greatly, and the volume of casing can be dwindled.
Relative two interior plates of described rectangular box 1 are provided with slot 10, one metal shielding boards 11 and insert 1 one-tenth two installation unit of the described slot 10 described box bodys of separation, i.e. digital units 12 and analogue unit 13.The effect of metal shielding board 11 is anti-tampering isolation, and its design is to consider the electromagnetic compatibility problem between each functional module in the circuit, can improve signal transmission quality.
Described circuit board is two, and wherein one is arranged in the described analogue unit 13 for high-frequency circuit board 3; Another piece is a baseband modulation plate 4, be arranged in the described digital units 12, adopt programmable gate array circuit FPGA to constitute on the described baseband modulation plate 4, can finish with chip piece sound, video AV signal are encoded, modulated, help miniaturization by software processes; The signal that described high-frequency circuit board 3 is sent baseband modulation plate 4 carries out frequency conversion, amplification, filtering, finally connects antenna by SMA radio frequency delivery 5 and launches with high-frequency signal.Described high-frequency circuit board 3, baseband modulation plate 4 are installed on box body 1 inner bottom surface, and the installing hole that the SMA radio frequency delivery 5 on the high-frequency circuit board 3 is reserved from box body 1 end face reaches the outside, and radio frequency output hold-down nut is tightened SMA radio frequency delivery 5 from the box body outside.
Described box body analogue unit one side top is provided with the defeated exit wound of bullet of radio frequency, the defeated exit wound of bullet of described radio frequency is provided with the SMA radio frequency delivery 5 of fixed antenna, described box body digital units one side-lower is provided with the multi-core socket 15,16 of two power supplies and signal input, and one of them is the four-core type, and power supply is used; And another is five core patterns, is used to transmit audio-video signal.Be provided with small-sized USB socket 17 in the middle of two multi-core sockets 15,16 and be used for control and transfer of data.Described micro USB socket 17 inserts USB socket and installs in the valve rubber 22, insert in the installing rack 23 after the combination together, be installed in two multi-core sockets, 15,16 centre positions in the middle of machine box main body 1 bottom surface at last, the corresponding control interface that respectively welds leg connection baseband modulation plate 4 of USB interface.
Described lid outside central authorities are provided with the control panel 6 that is made of the switch pad pasting, described switch pad pasting control panel 6 is provided with two control buttons 61, one power supply indicator 62, one alarm indicator 63 and eight frequency indicator lights 64, the below of switch pad pasting is provided with one rectangular mouthful 18, and the winding displacement of described switch pad pasting is connected by the interior printed board of rectangular mouth and described box body.
Be provided with a plurality of screws 19 in the described box body 1 opening side plate, a plurality of screws 19 positions on the described lid 2 in the corresponding box body side plate are provided with through hole 20, and described lid 2 usefulness screws are fixed at the housing that constitutes sealing on a plurality of screws 19 in the described box body side plate by described through hole 20.
The outer surface of described box body 1, lid 2 scribbles electrodeposited coating.
Described lid 2 is connected with the earth terminal of internal circuit well with described box body 1, has anti-tampering, leakage-preventing function.The design of surface radiating tooth 7,8 increases area of dissipation, improves heat-sinking capability.
The back side of described box body 1 is provided with the extension folder 21 of detachable.Load onto and hang this casing of folder and can hang on the person (as belt) and carry.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (9)
1, a kind of miniature portable multifunctional digital transmitter, comprise rectangular box, be screwed lid on box body, be located at circuit board, control panel in the box body, wherein said box body, lid process by high-thermal conductive metal, the outer surface of described box body, lid is provided with radiation tooth, in the described box body, high-power heater element position on the circuit board is provided with boss, described circuit board is provided with sound, video, data processing, user encryption functional circuit, and the high-power heater element on the circuit board is close on the boss that is fixed in described metal case by heat-conducting layer.
2, miniature portable multifunctional digital transmitter according to claim 1 is characterized in that described sound, video, data processing, user encryption functional circuit are the programmable gate array circuit FPGA by software processes.
3, miniature portable multifunctional digital transmitter according to claim 1, relative two interior plates that it is characterized in that described rectangular box are provided with slot, one metal shielding board inserts described slot and separates described box body and become two installation units, i.e. digital units and analogue unit.
4, miniature portable multifunctional digital transmitter according to claim 3 is characterized in that described circuit board is two, and wherein one is high-frequency circuit board, is arranged in the described analogue unit; Another piece is the baseband modulation plate, is arranged in the described digital units; Described baseband modulation plate encodes audio frequency and video AV signal, modulate; The signal that high-frequency circuit board is sent the baseband modulation plate carries out frequency conversion, amplification, filtering, finally launches with high-frequency signal by antenna.
5, miniature portable multifunctional digital transmitter according to claim 3, the analogue unit one side top that it is characterized in that described box body is provided with the defeated exit wound of bullet of radio frequency, the defeated exit wound of bullet of described radio frequency is provided with the SMA radio frequency delivery of fixed antenna, digital units one side-lower of described box body is provided with the multi-core socket of two power supplies and signal input, be provided with the MINI USB socket in the middle of two multi-core sockets, be used for control and transfer of data.
6, miniature portable multifunctional digital transmitter according to claim 1, it is characterized in that wherein said lid outside central authorities are provided with the control panel that is made of the switch pad pasting, described switch pad pasting control panel is provided with two control buttons, one power supply indicator, one alarm indicator and eight frequency indicator lights, the below of switch pad pasting is provided with one rectangular mouthful, and the winding displacement of described switch pad pasting is connected by the interior printed board of rectangular mouth and described box body.
7, miniature portable multifunctional digital transmitter according to claim 1, it is characterized in that being provided with a plurality of screws in the described box opening side plate, a plurality of screwhole positions on the described lid in the corresponding box body side plate are provided with through hole, and described lid is fixed at the housing that constitutes sealing on a plurality of screws in the described box body side plate with screw by described through hole.
8, miniature portable multifunctional digital transmitter according to claim 1 is characterized in that the outer surface of described box body, lid scribbles electrodeposited coating.
9, miniature portable multifunctional digital transmitter according to claim 1 is characterized in that the back side of described box body is provided with the extension folder of detachable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920107187XU CN201430639Y (en) | 2009-04-15 | 2009-04-15 | Portable type digital transmitter with small size and multiple functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920107187XU CN201430639Y (en) | 2009-04-15 | 2009-04-15 | Portable type digital transmitter with small size and multiple functions |
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| Publication Number | Publication Date |
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| CN201430639Y true CN201430639Y (en) | 2010-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920107187XU Expired - Lifetime CN201430639Y (en) | 2009-04-15 | 2009-04-15 | Portable type digital transmitter with small size and multiple functions |
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