CN112379745A - Automatic heating type reinforcing display and control all-in-one machine with long service life and method thereof - Google Patents
Automatic heating type reinforcing display and control all-in-one machine with long service life and method thereof Download PDFInfo
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/181—Enclosures
- G06F1/182—Enclosures with special features, e.g. for use in industrial environments; grounding or shielding against radio frequency interference [RFI] or electromagnetical interference [EMI]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The invention discloses an automatic heating type reinforcing display and control all-in-one machine with long service life and a method thereof. The invention adopts a self-grinding miniaturized main board and a heating control board; the mainboard is provided with an Intel quad Core, a Core i7-6700HQ processor, a main frequency 2.6GHz, 6MB intelligent cache, a CPU with the power consumption of 45W,
the chipset adopts a Mobile Intel QM870 chipset and an onboard 16GB DDR4 internal memory, the DDR frequency can reach 2133MHz, and the BIOS adopts an 8MB SPI flash memory; the heating control panel automatically controls the low-temperature heating system through the singlechip; reasonable reinforcing and assembling forms are adopted; under the condition of providing vibration and impact protection, the design of high integration, high strength and light weight is integrally realized, the capability of resisting electromagnetic interference of the whole machine is enhanced, and the electromagnetic interference resistance of the whole machine is also enhancedThe weight and the total power consumption of the whole machine are reduced, so that the whole machine can meet the requirements of light weight, quick start and low consumption and high performance work in an environment of ultralow temperature of 40 ℃ below zero.
Description
Technical Field
The invention relates to the technical field of research and development of ruggedized computers and ruggedized displays, in particular to an automatic heating type ruggedized display and control all-in-one machine with long service life and a method thereof.
Background
Along with the high concern of the state on information safety and the development of army information construction, the demand of highly integrated reinforcing display control all-in-one machine products is higher and higher for adapting to various harsh environments, and particularly in the field of ultralow temperature environments, the reinforcing display control all-in-one machine with miniaturization, light weight and high performance is met.
At present, the traditional reinforced display and the reinforced computer are split, and the integrated design is less; at present, the traditional reinforced display and the reinforced computer are connected by aerial plug cables, the low-temperature use environment of the reinforced display and the reinforced computer product is basically between-20 ℃ and 0 ℃, and the product has the problems of large volume, heavy weight, inconvenience in carrying and the like. The progress of the reinforcing display and control all-in-one machine towards miniaturization, high performance and portability is seriously influenced.
Aiming at the problems, the invention designs a low-temperature automatic heating type reinforcing display control integrated machine.
Disclosure of Invention
The invention aims to provide an automatic heating type reinforcing and display-control integrated machine with long service life, which has the advantages of meeting the requirement of a use environment below minus 50 ℃, normally working in a low-temperature working environment, high integration, small volume and light weight, ensuring the starting and high working performance of a display screen by automatic heating treatment when the temperature is lower than minus 20 ℃, and solves the problems that the existing reinforcing display and a reinforcing computer are split, the integration design is less, the low-temperature use environment is basically between minus 20 ℃ and 0 ℃, and the product has large volume, large weight and inconvenient carrying.
In order to achieve the purpose, the invention provides the following technical scheme: an automatic heating type reinforcing display control integrated machine with long service life comprises a front shell, wherein a liquid crystal display is fixedly connected to the rear side of the front shell, heating shielding glass is pasted on the front surface of the liquid crystal display, a key module, an indicator lamp and a power switch are respectively embedded in the bottom of the front surface of the front shell, a first frame is fixedly connected to the top of the rear side of the front shell and the bottom of the rear side of the front shell, a second frame is fixedly connected to the two sides of the rear side of the front shell, a rear shell is fixedly connected to the rear sides of the first frame and the second frame, a military direct current filter and a first axial flow fan are respectively and fixedly connected to the front side of the rear shell, an electrical connector, a digital ground and a safety ground are respectively and fixedly connected to the top of the rear side of the rear shell, a liquid crystal display fixing support is fixedly connected to the rear side of the liquid crystal display, a first heating film is arranged on the rear, the improved LCD panel comprises a first heating film, an epoxy phenolic aldehyde laminated glass cloth plate, a connecting plate, a power module, a heating control plate, an LCD drive plate, an axial flow fan II, a main plate and a second heating film, wherein the epoxy phenolic aldehyde laminated glass cloth plate is fixedly connected to the front side and the rear side of the first heating film, the connecting plate is fixedly connected to the rear side of an LCD fixing support, the power module, the heating control plate, the LCD drive plate, the axial flow fan II, the main plate and the second heating film are respectively fixed to the left side of.
Preferably, the handles are installed on two sides of the front surface of the front shell in an embedded mode, and the top and the bottom of the second frame are fixedly connected with the first frame.
Preferably, the conductive sealing rubber strips are embedded between the rear side of the front shell and the front side of the rear shell and between the first frame and the second frame.
Preferably, the size of the liquid crystal display is 21.5 inches, and the rear side of the liquid crystal display and the front side of the connecting plate are connected with the first heating film by using heat-conducting silica gel.
Preferably, the surfaces of the power module and the main board are fixedly connected with radiating fins, and the radiating fins are made of 1060 type aluminum alloy.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention solves the problems that the prior reinforced display and the reinforced computer are split, the integrated design is less, the low-temperature use environment is basically between minus 20 ℃ and 0 ℃, the volume and the weight of the product are large, and the product is inconvenient to carry, and the automatic heating type reinforced display and control integrated machine with long service life is arranged, the display screen heating device has the advantages of meeting the requirement of a use environment below 50 ℃ below zero, normally working in a low-temperature working environment, being high in integration, small in size and light in weight, ensuring the automatic heating treatment of the display screen at the temperature lower than 20 ℃ below zero, ensuring the high performance of starting and working, and being worthy of popularization.
2. According to the invention, by virtue of an independent controllable light and thin design, the thickness of a product is only 72mm, the weight is only 12kg, and a 'light time' of reinforcing information equipment of our army is opened;
the all-in-one machine can meet the requirements of rain prevention and damp-heat resistance in the severe environment in the field, and the rain prevention performance meets the relevant requirements in GJB150.8A-2009; the moisture-proof thermal property meets the related requirements that the humidity is not more than 93 percent (at the temperature of 35 ℃) in GJB 150A-2009;
the heating shielding glass of the all-in-one machine adopts electromagnetic shielding wire mesh glass, is suitable for the environment with larger electromagnetic interference, and has electromagnetic compatibility meeting the relevant requirements in GJB 151B-2013;
the integrated machine body adopts a strength type all-aluminum structure, is firm and reliable, has high-strength vibration and shock resistance, and meets the relevant requirements in GJB150A-2009 in vibration isolation and shock resistance;
the all-in-one machine main board is based on small-sized and high-integration self-research, an Intel quad-core is adopted, a 16GB DDR4 internal memory is onboard, the DDR frequency can reach 2133MHz, the CPU performance is greatly improved, and the power consumption of the whole machine is reduced while the CPU performance is improved;
when the internal temperature of the integrated machine is lower than minus 20 ℃, the liquid crystal display automatically carries out heating treatment, and when the internal temperature is higher than 0 ℃, the liquid crystal display automatically cuts off the power supply to stop the heating treatment, thereby effectively improving the durability of each important part;
the integrated machine has the working capacity of quick start, low consumption and high performance under the environment of ultralow temperature of-40 ℃;
the OSD silica gel key of the all-in-one machine can expand and add backlight, so that an operator can conveniently operate at night or in a dark environment;
heating films are uniformly distributed on the main board, the 21.5-inch liquid crystal display, key element devices on the main board and the connecting plate, and heat-conducting silica gel/heat-conducting rubber pads with heat conductivity are adopted for bonding between the heating films and the board cards;
the shielding heating glass and the 21.5 inch liquid crystal display adopt the latest heating, shielding and anti-dazzle integrated glass and full-bonding TV (polymer nano silica gel bonding) technology to form a display module, and the resolution ratio of the liquid crystal display meets 1920 multiplied by 1080P. The display has better display effect, better environmental adaptability and better electromagnetic compatibility. The thickness of the glass is reduced as much as possible, sufficient heating performance and reliable electromagnetic shielding performance are provided for the liquid crystal display, and the application of a brand-new laminating technology enables the transmittance of the glass to be the highest and the display effect to be the best, and simultaneously enables the screen to be more vibration-resistant and impact-resistant; the liquid crystal display fixing support is used for fixedly connecting the display module with the front shell through a fastening screw, shock insulation is added between the front shell and the display module before the liquid crystal display fixing support is fastened, and a buffer material is filled, so that the display module is prevented from being in rigid contact with the front shell, and the shock absorption and buffering effects are achieved; the secondary liquid crystal display fixing bracket and the front shell are insulated by adopting an epoxy phenolic aldehyde laminated glass cloth plate, so that the liquid crystal display is safely isolated from the front shell, and the interference of a battery is prevented;
the power module and the mainboard are respectively provided with a self-developed radiating fin, the radiating fins are milled by 1060 type aluminum alloy, and the surfaces of the radiating fins are blackened, so that the radiation rate is effectively improved, and the radiating effect is improved;
the main board adopts a forced air cooling heat dissipation mode, the second wind direction of the axial flow fan circulates along the gaps between the radiating fins of the main board, and the heat in the main board is taken out of the outside through the first axial flow fan; the first axial flow fan is fixed on the rear shell, and the first axial flow fan and the rear shell are fixed with an autonomous research and development type shielding ventilation window which can prevent rain (meeting the requirements in GJB150.8A-2009) and prevent electromagnetic interference.
The front shell, the key module, the rear shell and the second frame are spliced in a 'n' -shaped manner, and the aluminum-silver-plated conductive sealing adhesive tape is filled among the spliced pieces, so that the overall electromagnetic shielding resistance, rain resistance and damp-heat resistance are improved;
when the temperature is lower than minus 20 ℃, the heating system is automatically started before power-on; when the temperature is higher than 0 ℃, the heating system is closed, and the integrated machine is normally started;
the temperature of the working environment: -50 ℃ to +85 ℃;
heating for 1-2 min;
the mainboard CPU adopts an Intel quad Core, a Core i7-6700HQ processor, a main frequency 2.6GHz, 6MB intelligent cache, the CPU power consumption is 45W,
graphic530, the chipset uses Mobile Intel QM870 chipset, and on-board 16GBDDR4 memory, with DDR frequency up to 2133 MHz. BIOS adopts 8MBSPI flash memory, and external interface includes: ethernet interface, USB interface, PS/2 interface, 8 RS422 interface, etc., and the total power consumption of the mainboard is less than or equal to 65W. The mainboard hardware has a monitoring function and can monitor the temperature of a CPU, the temperature of a system, the voltage of an inner core and the direct current voltage, and the system has a BIT self-checking function and is independently researched and developed;
the power module and the heating control panel are independently researched and developed, and the working temperature of the heating control panel is between-50 ℃ and +85 ℃.
The total power consumption of the mainboard is less than or equal to 65W. The mainboard hardware has a monitoring function and can monitor the temperature of a CPU, the temperature of a system, the voltage of an inner core and the direct current voltage, and the system has a BIT self-checking function; the mainboard carrying and storing module consists of an industrial-grade wide-temperature 2.5-inch 1TB solid state disk and is connected with the mainboard through an SATA (serial advanced technology attachment) seat; the external output interface of the mainboard comprises: 1 power interface, 1 VGA interface, 2 DVI interfaces, 2 RS232 interfaces, 4 RS422 interfaces, 2 kilomega network interfaces, 2 USB2.0 interfaces, 2 USB3.0 interfaces, 1 PS/2 mouse/keyboard interface;
the power module adopts two power modules, namely an ATX industrial power supply, and supplies power to the mainboard and the display to ensure the normal work of the display and the mainboard; a power panel (internally carrying an military grade power supply conversion module) is independently developed to supply power to a heating module and a key module, so that the lowest use temperature is ensured to be below 40 ℃ below zero, the heating module can normally work at low temperature, equipment is heated, and the system can normally work at low temperature;
after the all-in-one machine is electrified in a low-temperature environment, the sensor starts working, the working environment temperature of the module is monitored, when the monitored temperature is too low (the threshold value is generally set at-20 ℃), a signal is transmitted to the single chip processor of the heating control board, the single chip processor controls the relay through a program, the heating shielding glass and the heating film are electrified to work, meanwhile, the processor monitors the temperature data of the equipment transmitted by the temperature sensor all the time, and when the collected temperature is higher than the threshold value (the threshold value is generally set at 0 ℃), the equipment can be powered on and started. The design of heating control panel has the heating pilot lamp (the during operation of heating is red, and the during operation of stopping heating is green), and the module during operation pilot lamp that heats can instruct the heating state, and when being higher than operating temperature in the equipment, the treater can be automatic for heating shielding glass outage operation. The temperature sensor of the heating control plate uses a home-made QT18B20 temperature sensor, and the sensor has stable performance, mature technology and high reliability. The processor adopts a domestic military grade singlechip, and the low-temperature operation can reach-40 ℃.
The key module consists of OSD silica gel keys and a key board, and the key board is connected with the liquid crystal display driving board through a shielding wire harness;
the heat dissipation module adopts a forced air cooling heat dissipation mode and a free heat radiation mode. The forced air cooling heat dissipation system is composed of an isolation air channel design, a heat transfer pipe, a heat dissipation fin and a turbofan; an air channel is fixed between the fan and the rear shell and is isolated from the interior of the integrated machine, and the lower shell and the frame are both provided with radiating teeth so as to ensure good heat dissipation and sealing performance of the integrated machine; the radiating fins are subjected to blackening treatment, so that the radiation rate is effectively improved, and the radiating effect is improved;
all electrical interfaces adopt a middle-navigation photoelectric J599I series aviation plug; the electrical interface comprises: 1 path of digital grounding, 1 path of safe grounding, 2 paths of VGA interfaces, 1 path of keyboard/mouse interfaces, 1 path of USB3.0 interfaces, 1 RS232 interface, 1 RS422 interface, 2 paths of Ethernet interfaces and 1 power input interface; the connection cables between the modules in the integrated machine and between the modules and the external interface adopt shielding cables so as to reduce electromagnetic coupling and crosstalk between the internal cables.
The front shell, the rear shell and the frame are all formed by milling high-strength aviation-grade aluminum alloy plates 2A12-H112, the waterproof layer is coated on the surface, the heat preservation layer is pasted inside the front shell and the rear shell, the strength of the shell is enhanced by the cross-shaped reinforcing ribs inside the upper shell and the lower shell, all structural sealing elements are spliced in an L form, and the wall thickness of the shell is controlled within 1.5 mm.
The external dimension of the main board module is 233.35mm 160mm 1.6 mm; the outer dimension of the chassis without the handle and the aerial plug is not more than 565mm 382.5mm 72mm, and the weight is not more than 12 kg.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is a left side view of the structure of the present invention;
FIG. 4 is a first exploded perspective view of the present invention;
FIG. 5 is a second exploded perspective view of the present invention;
FIG. 6 is a partial right side cross-sectional view of the structure of the present invention;
FIG. 7 is a right side view of a heated shield glass and liquid crystal display of the present invention;
FIG. 8 is a block diagram of the system framework of the present invention;
FIG. 9 is a block diagram of the working principle of the present invention;
fig. 10 is a schematic diagram of the operation of the heating control panel of the present invention.
In the figure: the device comprises a front shell 1, a heating shielding glass 2, a liquid crystal display 3, a handle 4, a key module 5, an indicator lamp 6, a power switch 7, a military direct current filter 8, a first frame 9, a rear shell 10, a first axial flow fan 11, an electrical appliance interface 12, a digital ground 13, a safety ground 14, a power module 15, a heating control panel 16, a liquid crystal display drive board 17, a second axial flow fan 18, a main board 19, a liquid crystal display backlight board 20, a back board 21, a liquid crystal display fixing support 22, a connecting board 23, a first heating film 24, a epoxy phenolic aldehyde laminated glass cloth board 25, a second frame 26, a conductive sealing rubber strip 27 and a second heating film 28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The front shell 1, the heating shielding glass 2, the liquid crystal display 3, the handle 4, the key module 5, the indicator light 6, the power switch 7, the military direct current filter 8, the first side frame 9, the rear shell 10, the first axial flow fan 11, the electrical interface 12, the digital ground 13, the safety ground 14, the power module 15, the heating control panel 16, the liquid crystal display drive board 17, the second axial flow fan 18, the main board 19, the liquid crystal display backlight board 20, the back board 21, the liquid crystal display fixing support 22, the connecting board 23, the first heating film 24, the epoxy phenolic aldehyde laminated glass cloth board 25, the second side frame 26, the conductive sealing rubber strip 27, the second heating film 28 and other parts in the invention are all common standard parts or parts known by those skilled in the art, and the structure and principle of the parts can be known by technical manuals or by conventional experimental methods.
Referring to fig. 1-10, an automatic heating type reinforcing and display-control integrated machine with long service life comprises a front housing 1, a liquid crystal display 3 fixedly connected to the rear side of the front housing 1, a heating shielding glass 2 adhered to the front surface of the liquid crystal display 3, a key module 5, an indicator lamp 6 and a power switch 7 respectively embedded in the bottom of the front surface of the front housing 1, a first frame 9 fixedly connected to the top of the rear side of the front housing 1 and the bottom of the rear side, a second frame 26 fixedly connected to both sides of the rear side of the front housing 1, a rear housing 10 fixedly connected to the rear sides of the first frame 9 and the second frame 26, a military dc filter 8 and an axial flow fan 11 respectively fixedly connected to the front side of the rear housing 10, an electrical interface 12, a digital ground 13 and a safety ground 14 respectively fixedly connected to the top of the rear side of the rear housing 10, a liquid crystal display fixing bracket 22 fixedly connected to the rear side of the liquid crystal display 3, the rear side of the liquid crystal display 3 is provided with a first heating film 24, the front side and the rear side of the first heating film 24 are fixedly connected with an epoxy phenolic aldehyde laminated glass cloth plate 25, the rear side of the liquid crystal display fixing support 22 is fixedly connected with a connecting plate 23, the left side of the rear side of the connecting plate 23 is respectively fixedly provided with a power supply module 15, a heating control plate 16, a liquid crystal display drive plate 17, a second axial flow fan 18, a main plate 19 and a second heating film 28, the bottom of the main plate 19 is fixedly connected with a back plate 21, and the rear side of the main plate 19 is fixedly connected with a liquid crystal display.
The handle 4 is installed all to inlay in the both sides of preceding shell 1 obverse surface, and the top and the bottom of second frame 26 all with first frame 9 fixed connection.
And conductive sealing rubber strips 27 are embedded and installed between the rear side of the front shell 1 and the front side of the rear shell 10 and the first frame 9 and the second frame 26.
The size of the liquid crystal display 3 is 21.5 inches, and the rear side of the liquid crystal display 3 and the front side of the connecting plate 23 are connected with the first heating film 24 by using heat-conducting silica gel.
The surfaces of the power module 15 and the motherboard 19 are both fixedly connected with heat sinks, and the heat sinks are made of 1060 type aluminum alloy.
When the temperature-sensing and temperature-sensing electric heating device is used, the power switch 7 is turned on, the power module 15 starts to be electrified to supply power to the heating control board 16, the STC51 control chip on the heating control board 16 firstly supplies power to the temperature sensors (including the temperature sensor of the liquid crystal display 3 and the heating film temperature sensor), the temperature sensors monitor the temperature of the main board 19 and the liquid crystal display 3 and transmit temperature data back to the STC51 control chip in real time, the STC51 control chip sets the heating on and off temperature threshold values according to a set program (the program sets the heating on and off temperature threshold values), and the STC51 control chip controls the relay to be switched on and off through IO (input output); when the temperature monitored by the STC51 control chip is too low (the threshold set temperature is < -20 ℃), closing the relay, electrifying the heating shielding glass 2, the first heating film 24 and the second heating film 28, and starting heating; meanwhile, the temperature sensor always transmits the monitored temperature information to the STC51 control chip in real time, when the detection temperature of the STC51 control chip exceeds a set threshold (the threshold set temperature is more than 0 ℃), the relay is disconnected, the heating shielding glass 2, the first heating film 24 and the second heating film 28 are powered off, and heating is stopped; at the moment, the all-in-one machine starts to be started normally. Generally, the heating time is 1-2 min at the beginning of low temperature, the STC51 control chip controls the on-off of the relay through an internal program, and meanwhile, the output current of the heating power supply module 15 is controlled, so that the effects of accurately controlling the heating time and automatically performing heating protection are achieved.
In summary, the following steps: the low-temperature automatic heating type reinforcing display and control integrated machine has the characteristics of simple structure, convenience in use, ingenious concept and the like. The highly integrated mainboard 19, the integrated power module 15, the intelligent heating control panel, the integrated display driving module, the integrated key module 5 and the like have good reinforcement performance, and particularly have good high and low temperature performance; the whole body is designed in a modularized way, so that the installation and maintenance are convenient, and the firm and stable fixation is realized; the good heat dissipation design reasonably designs the ventilation air ducts through the heat layout in the power module 15, the mainboard 19 and the like, and the heat dissipation air ducts of the modules are separately designed, so that the heat is rapidly guided to the outside of the case, and the temperature in the case is moderate. The good low-temperature automatic heating system design can carry out good low-temperature protection on the main board 19, the liquid crystal display 3 and various drive boards in the case, and can meet the requirements of quick start and high-performance work in a low-temperature harsh environment; the electromagnetic compatibility design is good, the electromagnetic compatibility design is good for a chassis, a ventilation window and the like, the electromagnetic compatibility meets the requirements of GJB151A-97 on electromagnetic emission and sensitivity of military equipment and subsystems, and the three prevention accords with the regulation of GJB 457-88;
secondly, the low-temperature automatic heating type reinforcing display and control integrated machine can meet the use environment:
temperature: -50 ℃ to +85 ℃;
humidity: in a field environment of no more than 93% (at 35 ℃).
The high integration, light weight, quick start and low consumption and high performance indexes are realized. The environment-friendly type civil engineering field application system meets the field application environments of various army, and is strong in practicability, wide in application range and easy to popularize.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a long service life's self-heating type consolidates and shows accuse all-in-one, includes preceding shell (1), its characterized in that: the rear side of the front shell (1) is fixedly connected with a liquid crystal display (3), the front surface of the liquid crystal display (3) is adhered with heating shielding glass (2), the bottom of the front surface of the front shell (1) is respectively embedded with a key module (5), an indicator lamp (6) and a power switch (7), the top of the rear side of the front shell (1) and the bottom of the rear side are respectively fixedly connected with a first frame (9), the two sides of the rear side of the front shell (1) are respectively fixedly connected with a second frame (26), the rear sides of the first frame (9) and the second frame (26) are respectively fixedly connected with a rear shell (10), the front side of the rear shell (10) is respectively fixedly connected with a military direct current filter (8) and an axial flow fan I (11), the top of the rear side of the rear shell (10) is respectively fixedly connected with an electric appliance interface (12), a digital ground (13) and a safety ground (14), the rear side fixedly connected with LCD fixed bolster (22) of LCD (3), the rear side of LCD (3) is provided with first heating film (24), the equal fixedly connected with epoxy phenolic aldehyde laminated glass cloth board (25) of both sides around first heating film (24), the rear side fixedly connected with connecting plate (23) of LCD fixed bolster (22), the left side of connecting plate (23) rear side is fixed power module (15), heating control panel (16), LCD drive plate (17), axial fan two (18), mainboard (19) and second heating film (28) respectively, the bottom fixedly connected with backplate (21) of mainboard (19), the rear side fixedly connected with LCD board (20) of mainboard (19).
2. The automatic heating type reinforcing and display-control integrated machine with long service life according to claim 1, is characterized in that: handle (4) are all inlayed and installed to the both sides on preceding shell (1) obverse surface, the top and the bottom of second frame (26) all with first frame (9) fixed connection.
3. The automatic heating type reinforcing and display-control integrated machine with long service life according to claim 1, is characterized in that: and conductive sealing rubber strips (27) are embedded between the rear side of the front shell (1) and the front side of the rear shell (10) and the first frame (9) and the second frame (26).
4. The automatic heating type reinforcing and display-control integrated machine with long service life according to claim 1, is characterized in that: the size of the liquid crystal display (3) is 21.5 inches, and the rear side of the liquid crystal display (3) is connected with the front side of the connecting plate (23) and the first heating film (24) through heat-conducting silica gel.
5. The automatic heating type reinforcing and display-control integrated machine with long service life according to claim 1, is characterized in that: the surfaces of the power module (15) and the main board (19) are fixedly connected with radiating fins which are made of 1060 type aluminum alloy.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011414572.6A CN112379745A (en) | 2020-12-03 | 2020-12-03 | Automatic heating type reinforcing display and control all-in-one machine with long service life and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011414572.6A CN112379745A (en) | 2020-12-03 | 2020-12-03 | Automatic heating type reinforcing display and control all-in-one machine with long service life and method thereof |
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| CN112379745A true CN112379745A (en) | 2021-02-19 |
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| CN202011414572.6A Pending CN112379745A (en) | 2020-12-03 | 2020-12-03 | Automatic heating type reinforcing display and control all-in-one machine with long service life and method thereof |
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| CN112817380A (en) * | 2021-03-12 | 2021-05-18 | 沐华电子科技(西安)有限公司 | Low-temperature automatic heating type reinforced notebook |
| CN113900296A (en) * | 2021-10-11 | 2022-01-07 | 深圳市晶联讯电子有限公司 | Low-temperature starting method, device and equipment for liquid crystal display screen and storage medium |
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Application publication date: 20210219 |