CN112466169A - Portable military vocational education offline system - Google Patents

Portable military vocational education offline system Download PDF

Info

Publication number
CN112466169A
CN112466169A CN202110115578.1A CN202110115578A CN112466169A CN 112466169 A CN112466169 A CN 112466169A CN 202110115578 A CN202110115578 A CN 202110115578A CN 112466169 A CN112466169 A CN 112466169A
Authority
CN
China
Prior art keywords
telescopic
locking
strip
driving
unlocking
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202110115578.1A
Other languages
Chinese (zh)
Other versions
CN112466169B (en
Inventor
喻鑫
胡昆昆
刘铮
张李秋
周军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Bego Intelligent Technology Co ltd
Original Assignee
Jiangsu Bego Intelligent Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Bego Intelligent Technology Co ltd filed Critical Jiangsu Bego Intelligent Technology Co ltd
Priority to CN202110115578.1A priority Critical patent/CN112466169B/en
Publication of CN112466169A publication Critical patent/CN112466169A/en
Application granted granted Critical
Publication of CN112466169B publication Critical patent/CN112466169B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/08—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M3/00—Portable or wheeled frames or beds, e.g. for emergency power-supply aggregates, compressor sets

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Toys (AREA)

Abstract

The invention provides a portable military vocational education offline system, which comprises a portable server and various education terminals, wherein the portable server is connected with the education terminals; the portable server comprises a case shell, a display screen, a keyboard, a communication on-off mechanism, a roller mechanism, a pull rod mechanism, a terminal storage mechanism and two locking mechanisms. The portable military vocational education offline system utilizes the roller mechanism and the pull rod mechanism to realize roller support and hand-held dragging during carrying, so that the carrying and using convenience is enhanced; the communication on-off mechanism can be used for controlling the on-off of the data communication of the server, and the physical on-off control is adopted, so that the reliability is high; the on-off switch and the terminal locking switch are arranged in the rectangular recess, so that the communication on-off mechanism can be controlled and the education terminal can be unlocked and used only after fingerprint identification is passed.

Description

Portable military vocational education offline system
Technical Field
The invention relates to an education system, in particular to a portable military vocational education offline system.
Background
At present, a general-purpose personal computer is a desktop computer (also called a desktop computer) and a notebook computer (also called a mobile computer), and a known desktop computer: daily use is limited to a desktop, the carrying is inconvenient, the moving and the use are difficult, the application range and the application environment are limited to a certain extent, and the main reason is limited by the structural design of a split body (a main case, a display and a keyboard are separated).
When the existing desktop server is used, the existing desktop server needs to be disassembled, and then all parts are carried to a place of military professional education for assembly and use; the disassembly and transportation are carried out after the use is finished, so that the carrying is inconvenient, and the structure has certain instability. Therefore, there is a need to design a portable military vocational education offline system, which can be conveniently carried and used, and meet the requirements of education and training at each place.
Disclosure of Invention
The invention aims to: the portable military vocational education offline system can be conveniently carried and used, and the requirements of education and training at each place are met.
In order to achieve the above object, the present invention provides a portable military vocational education offline system, comprising a portable server and each education terminal; the portable server comprises a case shell, a display screen, a keyboard, a communication on-off mechanism, a roller mechanism, a pull rod mechanism, a terminal storage mechanism and two locking mechanisms;
a rectangular recess is formed in the front side face of the case shell, and the display screen is fixedly arranged in the rectangular recess; the keyboard is fixedly arranged on the mounting back plate, and the left side edge and the right side edge of the mounting back plate are arranged on the left side inner wall and the right side inner wall of the rectangular recess in a swing hinged mode; when the mounting back plate swings to the vertical direction, the mounting back plate is embedded into the rectangular recess, and the keyboard is located between the mounting back plate and the display screen; two rectangular lock holes are arranged on the mounting back plate; an on-off switch and a terminal locking switch are arranged at the upper side of the rectangular recess; a terminal storage recess is formed in the rear side face of the case shell, and the terminal storage mechanism is installed in the terminal storage recess; each education terminal is stored on the terminal storage mechanism;
an interface mounting recess is formed in the right side face of the case shell, and a loudspeaker, a fingerprint identification module, an RJ45 interface, a radio frequency antenna and a USB interface are fixedly mounted on the interface mounting recess; a control mainboard is arranged in the case shell, and a microprocessor, a memory, a network card, a display card, a sound card, a USB interface circuit and a WiFi module are arranged on the control mainboard;
the microprocessor is respectively and electrically connected with the keyboard, the fingerprint identification module, the on-off switch, the terminal locking switch, the memory, the network card, the display card, the sound card, the USB interface circuit and the WiFi module; the network card, the USB interface circuit and the WiFi module are respectively and correspondingly electrically connected with the RJ45 interface, the USB interface and the radio frequency antenna through a communication on-off mechanism, and the microprocessor is used for carrying out electric connection on-off switching control on the communication on-off mechanism according to on-off signals of the on-off switch; the display card is electrically connected with the display screen; the sound card is electrically connected with the loudspeaker; the microprocessor is in wireless communication with the education terminal through the WiFi module;
the two locking mechanisms are fixedly arranged on the upper side in the case shell, one locking mechanism is used for locking the rectangular lock hole in the mounting back plate when the mounting back plate is embedded into the rectangular recess, and the other locking mechanism is used for locking the terminal storage mechanism when the terminal storage mechanism is embedded into the terminal storage recess; the microprocessor is used for driving and controlling the two locking mechanisms; the roller mechanism is arranged on the left side surface of the interior of the case shell and used for carrying out roller support on the case shell during transferring; one end of the pull rod mechanism is fixedly arranged on the inner rear side face of the case shell, and the other end of the pull rod mechanism penetrates out of the right side face of the case shell.
Furthermore, a front side groove is arranged in the middle of the upper edge of the front side surface of the machine box shell; a swing support is arranged in the front side groove in a swing type hinged mode through a transverse pin shaft; a camera is fixedly arranged on the front side surface of the swing support; the microprocessor is electrically connected with the camera; four apex angles of the left side of case casing all are fixed and are provided with a support footing.
Furthermore, the locking mechanism comprises an unlocking driving motor, a driving sleeve, two driving screws, two strip-shaped locking plates, two strip-shaped sliding blocks and a tubular cross beam; the tubular beams of the two locking mechanisms are transversely and fixedly arranged in the shell body of the chassis and are respectively positioned above the rectangular recess and the terminal storage recess;
the unlocking driving motor is fixedly arranged in the middle of the tubular cross beam, an output shaft of the unlocking driving motor extends into the tubular cross beam, and unlocking driving bevel gears are arranged at the extending end part; the driving sleeve is transversely installed in the tubular cross beam in a rotating mode through two rotating supports, and an unlocking driven bevel gear meshed with the unlocking driving bevel gear is fixedly installed on the driving sleeve; driving internal threads are arranged on the inner walls of pipe orifices at the left end and the right end of the driving sleeve, and the rotating directions of the driving internal threads at the left end and the right end are opposite; the two driving screws are respectively screwed on the driving internal threads at the left end and the right end; the two strip-shaped sliding blocks are respectively installed inside the left end and the right end of the tubular cross beam in a sliding mode, and the outer end parts of the two strip-shaped sliding blocks are vertically provided with inserting notches; the inner end parts of the two strip-shaped sliding blocks are respectively and fixedly arranged on the outer end parts of the two driving screw rods; two strip-shaped locking plates are respectively vertically inserted into the left end and the right end of the tubular cross beam in a penetrating manner; the lower side edges of the strip-shaped locking plates of the two locking mechanisms respectively penetrate downwards and extend into the rectangular recess and the terminal storage recess; a guide strip-shaped hole is obliquely arranged in the middle of each of the two strip-shaped locking plates, and a locking and retaining notch and an unlocking and retaining notch are respectively and horizontally arranged at the upper end and the lower end of each guide strip-shaped hole in an extending manner; the upper side limiting barrier strips are arranged on the upper side edges of the two strip-shaped locking plates; a driving convex column is arranged in each of the two insertion slots and penetrates through the guide strip-shaped holes at the corresponding positions; when the two strip-shaped sliding blocks slide outwards, the two driving convex columns push the two guide strip-shaped holes to enable the two strip-shaped locking plates to move upwards; when the two strip-shaped sliding blocks slide inwards, the two driving convex columns push the two guide strip-shaped holes to enable the two strip-shaped locking plates to move downwards; two unlocking driving circuits electrically connected with the microprocessor are arranged on the control main board, and the two unlocking driving circuits are respectively electrically connected with the unlocking driving motors of the two locking mechanisms.
Further, the roller mechanism comprises a rectangular mounting box, a telescopic driving motor, a synchronous supporting beam, two telescopic driving screws and two roller supporting units; the rectangular mounting box is fixedly mounted on the inner wall of the left side of the case shell, and a roller telescopic window is arranged on the rear side surface of the case shell and close to the rectangular mounting box; a longitudinal guide strip is longitudinally arranged on each of the upper side and the lower side of the rectangular mounting box, and a longitudinal guide sliding groove is longitudinally arranged on each of the opposite sides of the upper longitudinal guide strip and the lower longitudinal guide strip; the upper end and the lower end of the synchronous supporting beam are respectively arranged on the upper longitudinal guide sliding chute and the lower longitudinal guide sliding chute in a sliding manner; two longitudinal driving threaded holes are longitudinally formed in the synchronous supporting beam, and two telescopic driving screws are respectively and spirally mounted on the two longitudinal driving threaded holes; the front ends of the two telescopic driving screw rods are both arranged in the rectangular mounting box through an end part rotating support, and the front ends of the two telescopic driving screw rods are both provided with a telescopic driven bevel gear; the telescopic driving motor is fixedly arranged in the rectangular mounting box, and the end parts of the double shaft heads of the telescopic driving motor are respectively and fixedly provided with a telescopic driving bevel gear; the two telescopic driving bevel gears are respectively meshed with the two telescopic driven bevel gears; the two roller supporting units are respectively and fixedly arranged on the rear side edges of the upper end and the lower end of the synchronous supporting beam, and synchronously extend out of the roller telescopic window when the synchronous supporting beam slides backwards; a roller switch electrically connected with the microprocessor is arranged in the interface mounting recess; and a telescopic driving circuit electrically connected with the microprocessor is arranged on the control main board and electrically connected with a telescopic driving motor.
Further, the roller supporting unit comprises two damping sleeves, two damping insertion rods and a roller shaft; the two damping sleeves are longitudinally arranged on the rear side edge of the synchronous supporting beam, and a damping spring is arranged in each damping sleeve; the two damping inserted rods are respectively longitudinally inserted into the rear end pipes of the two damping sleeves, and the end parts of the damping inserted rods are elastically supported on the damping springs; a strip-shaped limiting hole is longitudinally arranged on the pipe wall of the damping sleeve; the inserting end part of the shock absorption inserting rod is provided with a shock absorption limiting convex column which is embedded into the strip-shaped limiting hole in a sliding manner; the roller shaft is vertically and fixedly arranged on the rear end parts of the two damping inserted rods; at least two supporting rollers are rotatably arranged on the roller shaft.
Furthermore, a strip-shaped side plate is longitudinally arranged in the middle of the inner wall of the left side and the inner wall of the right side of the rectangular mounting box, and a guide limiting strip-shaped hole is longitudinally arranged on each of the two strip-shaped side plates; the two strip-shaped side plates are respectively clamped at the left side and the right side of the synchronous supporting beam, and strip-shaped limiting sliding blocks which are slidably embedded into the corresponding side guide limiting strip-shaped holes are arranged on the left side and the right side of the synchronous supporting beam.
Further, the pull rod mechanism comprises an inner side fixing strip, two telescopic fixing sleeves, two telescopic adjusting sleeves, a handle pipe and a telescopic locking mechanism; the inner side fixing strip is vertically and fixedly installed inside the case shell, and the left ends of the two telescopic fixing sleeves are horizontally and fixedly installed on the inner side fixing strip; the left ends of the two telescopic adjusting sleeves are respectively inserted in the two telescopic fixing sleeves in a sliding manner, and the right ends of the two telescopic adjusting sleeves penetrate out of the right side surface of the casing of the chassis; the upper end and the lower end of the handle pipe are respectively fixedly arranged on the right end parts of the two telescopic adjusting sleeves, and a rubber handle sleeve is sleeved on the handle pipe; the inner walls of the right-end pipe orifices of the two telescopic fixed sleeves are respectively provided with a telescopic limiting lug, the outer pipe walls of the two telescopic adjusting sleeves are respectively and transversely provided with a telescopic limiting sliding groove, and the telescopic limiting lugs are slidably embedded into the telescopic limiting sliding grooves at corresponding positions; the telescopic locking mechanism is arranged on the handle pipe and the two telescopic adjusting sleeves and used for locking the length of the two telescopic adjusting sleeves inserted into the telescopic fixing sleeves.
Further, the telescopic locking mechanism comprises a vertical unlocking connecting rod, a key unlocking unit and two telescopic locking units which are respectively arranged in the two telescopic adjusting sleeves; the telescopic locking unit comprises a telescopic push-pull rod, a rebound pressure spring and a locking convex column; a rod end supporting seat is arranged on the inner wall of a right end pipe orifice of the telescopic adjusting sleeve, and a rod end supporting hole is formed in the rod end supporting seat; the telescopic push-pull rod is transversely arranged in the telescopic adjusting sleeve, and the right end of the telescopic push-pull rod is inserted in the rod end supporting hole in a penetrating manner; a convex column guide pipe is arranged on the inner wall of the right end pipe orifice of the telescopic adjusting sleeve and close to the right side of the rod end supporting seat; each telescopic positioning pin hole is distributed on the pipe wall of the telescopic fixed sleeve at intervals along the axial direction of the telescopic fixed sleeve; one end of the locking convex column is inserted into the convex column guide tube, and the other end of the locking convex column penetrates through the telescopic adjusting sleeve and is used for being inserted into one telescopic positioning pin hole; the right end part of the telescopic push-pull rod is provided with a push-pull bending section; a telescopic driving hole is formed in the locking convex column, and a push-pull bending section of the telescopic push-pull rod penetrates through the telescopic driving hole; a supporting convex ring is arranged on the telescopic push-pull rod, an annular convex ring is arranged on the inner wall of the telescopic adjusting sleeve, a rebound pressure spring is sleeved on the telescopic push-pull rod, and the rebound pressure spring is supported between the supporting convex ring and the annular convex ring and used for elastically pushing the telescopic push-pull rod to move leftwards, and a push-pull bending section pushes a telescopic driving hole to enable the locking convex column to extend out of the telescopic adjusting sleeve; the vertical unlocking connecting rod is vertically arranged in the handle pipe, and the upper end and the lower end of the vertical unlocking connecting rod are respectively fixed on the right end parts of the two telescopic push-pull rods;
the key unlocking unit comprises an unlocking key, two key push rods, a key rebound tension spring and two unlocking push plates; the front side and the rear side of the middle part of the vertical unlocking connecting rod are respectively provided with a side protruding column, the inner walls of the middle parts of the front side and the rear side of the handle pipe are respectively and longitudinally provided with a side limiting sliding groove, and the side protruding columns are slidably embedded into the side limiting sliding grooves of the corresponding sides; two vertical strip-shaped sliding grooves are vertically arranged on the inner walls of the left side and the right side of the handle pipe; the left side edge and the right side edge of the two unlocking push plates are respectively installed in the vertical strip-shaped sliding grooves corresponding to the left side and the right side in a sliding mode, and the vertical unlocking connecting rod is located between the two unlocking push plates; one end of each of the two key pushing rods is respectively arranged on the two unlocking push plates, the other end of each of the two key pushing rods is fixed on the unlocking key, and the unlocking key protrudes out of the end part of the handle pipe; the side edges of the two unlocking push plates are respectively provided with an extrusion slope, and the two extrusion slopes are respectively tightly attached to the two side protruding columns and used for pushing the two side protruding columns to enable the vertical unlocking connecting rod to synchronously pull the two telescopic push-pull rods to move right; a spring installation convex ring is arranged on the inner wall of the handle pipe, one end of a button resilience tension spring is fixedly installed on the spring installation convex ring, and the other end of the button resilience tension spring is fixed on the side edges of the two unlocking push plates and used for pulling the unlocking button to rebound; vertical unblock connecting rod and two button catch bars all run through button resilience extension spring.
Furthermore, the terminal storage mechanism comprises a sealing cover plate, a middle plate, four elastic pull ropes and each terminal storage unit; the terminal storage unit comprises a terminal pressing plate, a pressing plate hinging seat, a pressing plate locking tension spring and a pressing plate locking rod; the sealing cover plate is partially covered on the terminal storage recess, and the lower side edge of the sealing cover plate is bent forwards to form a bent plate; the left edge and the right edge of the bending plate are hinged and installed in the terminal storage recess in a swinging mode through hinge pin shafts; two terminal locking holes for the locking mechanism to perform buckle locking are formed in the upper edge of the cover plate; the lower side edge of the middle plate is hinged on the bending plate in a swinging manner; setting the front side surface of the sealing cover plate, the front side surface of the middle plate and the rear side surface of the middle plate as storage side surfaces; each terminal storage unit is distributed on each storage side surface, and each storage side surface is at least provided with four terminal storage units; the edge of one side of the terminal pressure plate is hinged and installed on the side face of the storage in a swinging mode through a pressure plate hinge seat, the edge of the other side of the terminal pressure plate is bent to form a locking bending edge, and a pressure plate locking hole is formed in the locking bending edge; the pressure plate locking rod is installed on the storage side surface in a drawing and inserting mode through the locking rod support, and one end of the pressure plate locking rod is provided with an unlocking shifting sheet; the pressing plate locking tension spring is sleeved on the pressing plate locking rod, and two ends of the pressing plate locking tension spring are respectively fixed on the unlocking shifting piece and the locking rod support and used for pulling the other end of the pressing plate locking rod to be inserted into the pressing plate locking hole at the corresponding position; damping cotton pads are arranged on the opposite surfaces of the terminal pressing plate and the storage side surface, and the education terminal is clamped between the two damping cotton pads; a side limit barrier strip is arranged on the storage side surface and positioned on the left side and the right side of the terminal pressing plate; the left end and the right end of the upper side edge of the cover plate are connected to the left end and the right end of the upper side edge of the middle plate through two elastic pull ropes; the left end and the right end of the upper side edge of the middle plate are connected into the terminal storage recess through another two elastic pull ropes; and the front sides of the upper sides of the middle plate and the cover plate are respectively provided with a supporting cushion block.
Furthermore, the communication on-off mechanism comprises a control box, a cutting driving motor, a cutting driving rack, a translation circuit board and a translation driving T-shaped strip; the control box is fixedly arranged on the right side surface inside the case shell; a socket which is electrically connected with the RJ45 interface, the USB interface and the radio frequency antenna is arranged on the inner wall of the right side of the control box; each plug is arranged on the translation circuit board and is used for being electrically connected with each plug seat; the network card, the USB interface circuit and the WiFi module are respectively electrically connected with corresponding plugs; at least two translation guide posts are transversely arranged on the inner wall of the right side of the control box, the translation guide posts transversely penetrate through the translation circuit board, and translation limiting convex rings are arranged at the penetrating ends of the translation guide posts; a translation supporting seat is arranged on the inner wall of the left side of the control box, and a translation T-shaped sliding groove is transversely arranged on the translation supporting seat; the translation driving T-shaped strip is transversely and slidably arranged on the translation T-shaped sliding groove, one end of the translation driving T-shaped strip is vertically fixed on the left side face of the translation circuit board, and the other end of the translation driving T-shaped strip transversely penetrates through the left side face of the control box; the cutting driving rack is fixed on the upper side edge of the translation driving T-shaped strip; the cutting drive motor is fixedly arranged in the control box, and a translation drive gear meshed with the cutting drive rack is fixedly arranged at the end part of an output shaft of the cutting drive motor.
The invention has the beneficial effects that: the security of the server can be ensured by using the fingerprint identification module, and the installation back plate can be opened only after the fingerprint identification is passed, so that the keyboard and the display screen can be used; the display screen and the machine case shell can be integrated by utilizing the hinged installation of the machine case shell and the installation back plate, so that the disassembly and the assembly are not required when the server is carried and used, and the use stability of the server is ensured; the roller wheel mechanism and the pull rod mechanism can realize roller wheel support and hand-held dragging during carrying, so that the carrying and using convenience is enhanced; the communication on-off mechanism can be used for controlling the on-off of the data communication of the server, and the physical on-off control is adopted, so that the reliability is high; the embedded installation of the installation back plate can be realized by utilizing the rectangular recess, so that the keyboard and the display screen are not damaged when the keyboard is carried; the portable storage of the education terminal can be realized by utilizing the matching of the terminal storage mechanism and the terminal storage recess, so that the independent training requirements of each student are met; the on-off switch and the terminal locking switch are arranged in the rectangular recess, so that the communication on-off mechanism can be controlled and the education terminal can be unlocked and used only after fingerprint identification is passed.
Drawings
FIG. 1 is a schematic diagram of the right-view structure of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a schematic cross-sectional view of the housing shell of the present invention showing the internal structure thereof;
FIG. 5 is a cross-sectional structural schematic view of the locking mechanism of the present invention;
FIG. 6 is a partial cross-sectional structural schematic view of the drawbar mechanism according to the present invention;
FIG. 7 is a schematic view of a locking stud mounting structure of the present invention;
FIG. 8 is a schematic structural diagram of a terminal storage mechanism according to the present invention;
FIG. 9 is a schematic sectional view of the internal structure of the control box of the present invention;
FIG. 10 is a partial cross-sectional structural schematic view of the handle tube of the present invention;
FIG. 11 is a schematic diagram of a system circuit structure according to the present invention.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Example 1:
as shown in fig. 1-11, the disclosed portable military vocational education offline system of the present invention comprises: a mobile server and each education terminal 8; the portable server comprises a case shell 1, a display screen 3, a keyboard 5, a communication on-off mechanism, a roller mechanism, a pull rod mechanism, a terminal storage mechanism and two locking mechanisms;
a rectangular recess 2 is arranged on the front side surface of the case shell 1, and a display screen 3 is fixedly arranged in the rectangular recess 2; the keyboard 5 is fixedly arranged on the mounting backboard 4, and the left side edge and the right side edge of the mounting backboard 4 are arranged on the inner walls of the left side and the right side edge of the rectangular depression 2 in a swing and hinged mode; when the mounting back plate 4 swings to the vertical direction, the mounting back plate 4 is embedded into the rectangular recess 2, and the keyboard 5 is positioned between the mounting back plate 4 and the display screen 3; two rectangular lock holes 6 are arranged on the mounting back plate 4; an on-off switch 12 and a terminal locking switch 75 are provided at the upper side of the rectangular recess 2; a terminal storage recess is formed in the rear side face of the case shell 1, and the terminal storage mechanism is installed in the terminal storage recess; each educational terminal 8 is stored in a terminal storage mechanism;
an interface mounting recess 32 is formed in the right side surface of the chassis shell 1, and a loudspeaker 38, a fingerprint identification module 33, an RJ45 interface 35, a radio frequency antenna 36 and a USB interface 37 are fixedly mounted on the interface mounting recess 32; a control mainboard 58 is arranged in the chassis shell 1, and a microprocessor, a memory, a network card, a display card, a sound card, a USB interface circuit and a WiFi module are arranged on the control mainboard 58;
the microprocessor is respectively electrically connected with the keyboard 5, the fingerprint identification module 33, the on-off switch 12, the terminal locking switch 75, the memory, the network card, the display card, the sound card, the USB interface circuit and the WiFi module; the network card, the USB interface circuit and the WiFi module are respectively and correspondingly electrically connected with the RJ45 interface 35, the USB interface 37 and the radio frequency antenna 36 through a communication on-off mechanism, and the microprocessor is used for carrying out electric connection on-off switching control on the communication on-off mechanism according to on-off signals of the on-off switch 12; the display card is electrically connected with the display screen 3; the sound card is electrically connected with the loudspeaker 38; the microprocessor is in wireless communication with the education terminal 8 through the WiFi module;
the two locking mechanisms are fixedly arranged on the upper side in the cabinet shell 1, one locking mechanism is used for locking the rectangular lock hole 6 on the mounting back plate 4 when the mounting back plate 4 is embedded into the rectangular recess 2, and the other locking mechanism is used for locking the terminal storage mechanism when the terminal storage mechanism is embedded into the terminal storage recess; the microprocessor is used for driving and controlling the two locking mechanisms; the roller mechanism is arranged on the left side surface of the interior of the case shell 1 and is used for carrying out roller support on the case shell 1 during transferring; one end of the pull rod mechanism is fixedly arranged on the inner rear side face of the case shell 1, and the other end of the pull rod mechanism penetrates out of the right side face of the case shell 1.
The fingerprint identification module 33 can ensure the use safety of the server, and the installation back plate 4 can be opened only after fingerprint identification is passed, so that the keyboard 5 and the display screen 3 can be used; the display screen 3 and the machine case shell 1 can be integrated by utilizing the hinged installation of the machine case shell 1 and the installation back plate 4, so that the disassembly and the assembly are not required when the server is carried and used, and the use stability of the server is ensured; the roller wheel mechanism and the pull rod mechanism can realize roller wheel support and hand-held dragging during carrying, so that the carrying and using convenience is enhanced; the communication on-off mechanism can be used for controlling the on-off of the data communication of the server, and the physical on-off control is adopted, so that the reliability is high; the embedded installation of the installation back plate 4 can be realized by utilizing the rectangular recess 2, so that the keyboard 5 and the display screen 3 are not damaged when the portable keyboard is carried; the portable storage of the education terminal 8 can be realized by utilizing the matching of the terminal storage mechanism and the terminal storage recess, so that the independent training requirements of each student are met; the on-off switch 12 and the terminal lock switch 75 are disposed in the rectangular recess 2, so that the control of the communication on-off mechanism and the unlocking use of the education terminal 8 can be performed only after the fingerprint recognition is passed.
Further, a front side groove 9 is arranged in the middle of the upper edge of the front side surface of the machine box shell 1; a swing support 10 is hinged in the front groove 9 in a swing mode through a transverse pin shaft; a camera 11 is fixedly arranged on the front side surface of the swing support 10; the microprocessor is electrically connected with the camera 11; four top corners of the left side of the case shell 1 are all fixedly provided with a supporting foot 7. The camera 11 is installed by utilizing the swing support 10, so that the pitching angle of the camera 11 can be adjusted when the device is used, and the field use requirement is met; the use of support feet 7 facilitates vertical support when carried.
Further, the locking mechanism comprises an unlocking driving motor 77, a driving sleeve 81, two driving screws 83, two strip-shaped locking plates 78, two strip-shaped sliding blocks 84 and a tubular beam 85; the tubular beams 85 of the two locking mechanisms are transversely and fixedly arranged in the chassis shell 1 and are respectively positioned above the rectangular recess 2 and the terminal storage recess;
the unlocking driving motor 77 is fixedly arranged in the middle of the tubular cross beam 85, an output shaft of the unlocking driving motor 77 extends into the tubular cross beam 85, and an unlocking driving bevel gear 79 is arranged at the extending end part; the driving sleeve 81 is transversely installed in the tubular beam 85 in a rotating way through two rotating supports 82, and an unlocking driven bevel gear 80 meshed with the unlocking driving bevel gear 79 is fixedly installed on the driving sleeve 81; driving internal threads are arranged on the inner walls of pipe orifices at the left end and the right end of the driving sleeve 81, and the rotating directions of the driving internal threads at the left end and the right end are opposite; two driving screws 83 are respectively screwed on the driving internal threads at the left end and the right end; the two strip-shaped sliding blocks 84 are respectively installed inside the left end and the right end of the tubular cross beam 85 in a sliding manner, and the outer end parts of the two strip-shaped sliding blocks 84 are vertically provided with an insertion notch 86; the inner ends of the two strip-shaped sliding blocks 84 are respectively and fixedly arranged on the outer ends of the two driving screw rods 83; two strip-shaped locking plates 78 are respectively vertically inserted on the left end and the right end of the tubular cross beam 85 in a penetrating way; the lower side edges of the strip-shaped locking plates 78 of the two locking mechanisms respectively penetrate downwards and extend into the rectangular recess 2 and the terminal storage recess; a guide strip-shaped hole 88 is obliquely arranged in the middle of each of the two strip-shaped locking plates 78, and a locking and retaining notch 91 and an unlocking and retaining notch 89 are respectively and horizontally arranged at the upper end and the lower end of the guide strip-shaped hole 88 in an extending manner; the upper side limiting barrier strips 90 are arranged on the upper side edges of the two strip-shaped locking pieces 78; two driving convex columns 87 are arranged in the two inserting notches 86, and the driving convex columns 87 penetrate through the guide strip-shaped holes 88 at the corresponding positions; when the two strip-shaped sliding blocks 84 slide outwards, the two driving convex columns 87 push the two guide strip-shaped holes 88 to enable the two strip-shaped locking pieces 78 to move upwards; when the two strip-shaped sliding blocks 84 slide inwards, the two driving convex columns 87 push the two guide strip-shaped holes 88 to enable the two strip-shaped locking pieces 78 to move downwards; two unlocking driving circuits electrically connected with the microprocessor are arranged on the control main board 58, and the two unlocking driving circuits are respectively and electrically connected with the unlocking driving motors 77 of the two locking mechanisms.
By matching the driving sleeve 81 and the two driving screws 83, synchronous telescopic driving of the two strip-shaped sliding blocks 84 can be realized, so that synchronous lifting driving is performed on the two strip-shaped locking plates 78, and locking and unlocking of the installation back plate 4 are realized; by matching the driving convex column 87 with the guide strip-shaped hole 88, the strip-shaped locking piece 78 can be reversely pushed to move up and down when the driving convex column 87 moves transversely; by means of the arrangement of the locking and unlocking holding notches 91 and 89, the locking position and the unlocking position can be respectively maintained when the driving convex column 87 slides in, and the stability of the locking and unlocking states is ensured; the strip-shaped locking piece 78 is clamped and matched by the insertion notch 86, so that the stability of the strip-shaped locking piece 78 can be ensured, and the rotation and the shaking of the strip-shaped sliding block 84 can be limited.
Further, the roller mechanism comprises a rectangular mounting box 13, a telescopic driving motor 14, a synchronous supporting beam 19, two telescopic driving screws 18 and two roller supporting units; the rectangular mounting box 13 is fixedly mounted on the inner wall of the left side of the case shell 1, and a roller telescopic window is arranged on the rear side surface of the case shell 1 and close to the rectangular mounting box 13; a longitudinal guide strip 20 is longitudinally arranged on each of the upper side and the lower side in the rectangular mounting box 13, and a longitudinal guide sliding groove 21 is longitudinally arranged on each of the opposite sides of the upper longitudinal guide strip 20 and the lower longitudinal guide strip 20; the upper end and the lower end of the synchronous supporting beam 19 are respectively arranged on an upper longitudinal guide sliding chute 21 and a lower longitudinal guide sliding chute 21 in a sliding way; two longitudinal driving threaded holes are longitudinally formed in the synchronous supporting beam 19, and two telescopic driving screws 18 are respectively and spirally mounted on the two longitudinal driving threaded holes; the front ends of the two telescopic driving screw rods 18 are both arranged in the rectangular mounting box 13 through an end part rotating support 17, and the front ends of the two telescopic driving screw rods 18 are both provided with a telescopic driven bevel gear 16; the telescopic driving motor 14 is fixedly arranged in the rectangular mounting box 13, and the end parts of the double shaft heads of the telescopic driving motor 14 are respectively and fixedly provided with a telescopic driving bevel gear 15; the two telescopic driving bevel gears 15 are respectively meshed with the two telescopic driven bevel gears 16; the two roller supporting units are respectively and fixedly arranged on the rear side edges of the upper end and the lower end of the synchronous supporting beam 19, and synchronously extend out of the roller telescopic window when the synchronous supporting beam 19 slides backwards; a roller switch 34 electrically connected with the microprocessor is arranged in the interface mounting recess 32; a telescopic driving circuit electrically connected with the microprocessor is arranged on the control main board 58, and the telescopic driving circuit is electrically connected with the telescopic driving motor 14.
By utilizing the matching of the two telescopic driving screws 18 and the synchronous supporting beams 19, the synchronous telescopic control of the two roller supporting units can be realized, so that the tractor is convenient to drag the machine case shell 1 during carrying and is convenient to carry when going out; the synchronous support beam 19 is slidably mounted by the longitudinal guide sliding groove 21 on the longitudinal guide strip 20, thereby ensuring the smooth movement of the synchronous support beam 19.
Further, the roller supporting unit includes two shock-absorbing sleeves 28, two shock-absorbing insertion rods 27 and a roller shaft 25; two damping sleeves 28 are longitudinally arranged on the rear side edge of the synchronous support beam 19, and a damping spring 30 is arranged in each damping sleeve 28; the two shock absorption inserted rods 27 are respectively and longitudinally inserted into the rear end pipes of the two shock absorption sleeve pipes 28, and the end parts of the shock absorption inserted rods 27 are elastically supported on the shock absorption springs 30; a strip-shaped limiting hole 29 is longitudinally arranged on the pipe wall of the damping sleeve 28; the inserting end part of the shock absorption inserting rod 27 is provided with a shock absorption limiting convex column 31 which is embedded into the strip-shaped limiting hole 29 in a sliding manner; the roller shaft 25 is vertically and fixedly arranged on the rear end parts of the two shock absorption insert rods 27; at least two support rollers 26 are rotatably mounted on the roller shaft 25.
The damping spring 30 is used for elastically supporting the damping inserted rod 27, so that the damping performance is achieved during portable dragging, and the influence of vibration during dragging on each electrical device in the case shell 1 is reduced; the telescopic range of the shock absorption inserted bar 27 can be limited by the matching of the strip-shaped limiting hole 29 and the shock absorption limiting convex column 31, so that the shock absorption inserted bar 27 is prevented from being separated from the shock absorption sleeve 28.
Further, a strip-shaped side plate 22 is longitudinally arranged in the middle of the inner wall of the left side and the inner wall of the right side of the rectangular mounting box 13, and a guide limiting strip-shaped hole 23 is longitudinally arranged on each of the two strip-shaped side plates 22; two strip-shaped side plates 22 are respectively clamped at the left side and the right side of the synchronous supporting beam 19, and a strip-shaped limiting slide block 24 which is slidably embedded into a corresponding side guide limiting strip-shaped hole 23 is arranged on each of the left side and the right side of the synchronous supporting beam 19.
The stability that synchronous supporting beam 19 removed can further be strengthened to the spacing bar hole 23 of direction that utilizes setting up on the bar curb plate 22 and the spacing slider 24 cooperation of bar.
Further, the pull rod mechanism comprises an inner side fixing strip 71, two telescopic fixing sleeves 61, two telescopic adjusting sleeves 60, a handle pipe 40 and a telescopic locking mechanism; the inner side fixing strip 71 is vertically and fixedly installed inside the machine box shell 1, and the left ends of the two telescopic fixing sleeves 61 are horizontally and fixedly installed on the inner side fixing strip 71; the left ends of the two telescopic adjusting sleeves 60 are respectively inserted in the two telescopic fixing sleeves 61 in a sliding manner, and the right ends of the two telescopic adjusting sleeves 60 penetrate out of the right side surface of the chassis shell 1; the upper end and the lower end of the handle tube 40 are respectively and fixedly arranged on the right end parts of the two telescopic adjusting sleeves 60, and a rubber handle sleeve 41 is sleeved on the handle tube 40; a telescopic limiting lug 65 is arranged on the inner wall of the right-end pipe orifice of each of the two telescopic fixing sleeves 61, a telescopic limiting sliding groove is transversely arranged on the outer pipe wall of each of the two telescopic adjusting sleeves 60, and the telescopic limiting lug 65 is slidably embedded into the telescopic limiting sliding groove at the corresponding position; the telescopic locking mechanism is mounted on the handle pipe 40 and the two telescopic adjusting sleeves 60, and is used for locking the length of the two telescopic adjusting sleeves 60 inserted into the telescopic fixing sleeves 61.
The length of the two telescopic adjusting sleeves 60 inserted into the telescopic fixing sleeves 61 can be conveniently adjusted by using the telescopic locking mechanism, so that the adjustment can be conveniently carried out according to the height of a person during portable dragging; the rubber handle sleeve 41 can play a role in comfort in use; by means of the cooperation of the telescopic limiting projection 65 and the telescopic limiting sliding groove, the telescopic adjusting sleeve 60 can be prevented from being separated from the telescopic fixing sleeve 61.
Further, the telescopic locking mechanism comprises a vertical unlocking connecting rod 92, a key unlocking unit and two telescopic locking units which are respectively arranged in the two telescopic adjusting sleeves 60; the telescopic locking unit comprises a telescopic push-pull rod 66, a rebound pressure spring 67 and a locking convex column 63; a rod end support seat 70 is arranged on the inner wall of the right end pipe orifice of the telescopic adjusting sleeve 60, and a rod end support hole is arranged on the rod end support seat 70; the telescopic push-pull rod 66 is transversely arranged in the telescopic adjusting sleeve 60, and the right end of the telescopic push-pull rod 66 is inserted in the rod end support hole in a penetrating manner; a convex column guide pipe 74 is arranged on the inner wall of the right end pipe orifice of the telescopic adjusting sleeve 60 and close to the right side position of the rod end supporting seat 70; the pipe wall of the telescopic fixed sleeve 61 is provided with telescopic positioning pin holes 62 at intervals along the axial direction; one end of the locking convex column 63 is inserted into the convex column guide tube 74, and the other end of the locking convex column 63 penetrates and extends out of the telescopic adjusting sleeve 60 and is inserted into one telescopic positioning pin hole 62; a push-pull bending section 73 is arranged at the right end part of the telescopic push-pull rod 66; a telescopic driving hole 72 is formed in the locking convex column 63, and a push-pull bending section 73 of the telescopic push-pull rod 66 penetrates through the telescopic driving hole 72; a supporting convex ring 68 is arranged on the telescopic push-pull rod 66, an annular convex ring 69 is arranged on the inner wall of the pipe of the telescopic adjusting sleeve 60, a rebound pressure spring 67 is sleeved on the telescopic push-pull rod 66, and the rebound pressure spring 67 is supported between the supporting convex ring 68 and the annular convex ring 69 and is used for elastically pushing the telescopic push-pull rod 66 to move leftwards, and a push-pull bending section 73 pushes a telescopic driving hole 72 to enable the locking convex column 63 to extend out of the telescopic adjusting sleeve 60; the vertical unlocking connecting rod 92 is vertically arranged in the handle pipe 40, and the upper end and the lower end of the vertical unlocking connecting rod 92 are respectively fixed on the right end parts of the two telescopic push-pull rods 66;
the key unlocking unit comprises an unlocking key 64, two key push rods 93, a key resilience tension spring 98 and two unlocking push plates 94; a side convex column 95 is arranged at the front side and the rear side of the middle part of the vertical unlocking connecting rod 92, side limit sliding grooves 96 are longitudinally arranged on the inner walls of the middle parts at the front side and the rear side of the handle pipe 40, and the side convex columns 95 are slidably embedded into the side limit sliding grooves 96 at the corresponding sides; two vertical strip-shaped sliding grooves 97 are vertically arranged on the inner walls of the left side and the right side of the handle pipe 40; the left and right sides of the two unlocking push plates 94 are respectively slidably mounted in the vertical strip-shaped sliding grooves 97 corresponding to the left and right sides, and the vertical unlocking connecting rod 92 is positioned between the two unlocking push plates 94; one end of each of the two key pushing rods 93 is respectively arranged on the two unlocking push plates 94, the other end of each of the two key pushing rods 93 is fixed on the unlocking key 64, and the unlocking key 64 protrudes out of the end part of the handle pipe 40; the two unlocking push plates 94 are provided with extrusion slopes 100 on the side edges thereof, and the two extrusion slopes 100 are respectively tightly attached to the two side convex columns 95 and used for pushing the two side convex columns 95 to enable the vertical unlocking connecting rod 92 to synchronously pull the two telescopic push-pull rods 66 to move right; a spring installation convex ring 99 is arranged on the inner wall of the handle pipe 40, one end of a key resilience tension spring 98 is fixedly installed on the spring installation convex ring 99, and the other end of the key resilience tension spring 98 is fixed on the side edges of the two unlocking push plates 94 and used for pulling the unlocking key 64 to rebound; the vertical unlocking link 92 and the two key push rods 93 both penetrate through the key rebound tension spring 98.
By utilizing the matching of the push-pull bending section 73 and the telescopic driving hole 72, the locking convex column 63 can be pushed to perform telescopic action when the push-pull bending section 73 transversely moves, so that the locking and releasing control is realized; the rod end support seat 70 can be used for supporting the position close to the push-pull bending section 73, so that the pushing force of the push-pull bending section 73 on the locking convex column 63 is ensured; after the unlocking key 64 is released, the telescopic push-pull rod 66 can be timely pushed leftwards by the aid of the rebound compression spring 67, and therefore the push-pull bending section 73 pushes the locking convex column 63 to be inserted into the telescopic positioning pin hole 62 to achieve locking; the locking stud 63 can be telescopically guided by means of the stud guide tube 74; the unlocking at the end of the handle tube 40 can be realized by using the key unlocking mechanism, and the unlocking key 64 cannot be triggered by mistake during dragging; the unlocking button 64 can be pulled to rebound by using the button rebound tension spring 98; by matching the extrusion slope 100 with the side convex column 95, the vertical unlocking connecting rod 92 can be pushed to synchronously pull the two telescopic push-pull rods 66 to move right.
Further, the terminal storage mechanism comprises a cover plate 39, a middle plate 57, four elastic pull ropes 56 and each terminal storage unit; the terminal storage unit comprises a terminal pressure plate 55, a pressure plate hinge seat 54, a pressure plate locking tension spring 105 and a pressure plate locking lever 104; the cover plate 39 partially covers the terminal storage recess, and the lower side edge of the cover plate 39 is bent forward to form a bent plate; the left edge and the right edge of the bending plate are hinged and installed in the terminal storage recess in a swinging mode through a hinge pin shaft 76; two terminal locking holes for snap locking of the locking mechanism are provided on the upper edge of the cover plate 39; the lower side edge of the middle plate 57 is hinged on the bending plate in a swinging way; the front side of the blanking plate 39, the front side of the intermediate plate 57, and the rear side of the intermediate plate 57 are all set as storage sides; each terminal storage unit is distributed on each storage side surface, and each storage side surface is at least provided with four terminal storage units; one side edge of the terminal pressure plate 55 is hinged and installed on the storage side surface in a swinging mode through a pressure plate hinge seat 54, the other side edge of the terminal pressure plate 55 is bent to form a locking bent edge, and a pressure plate locking hole is formed in the locking bent edge; the pressure plate locking rod 104 is installed on the storage side surface in a drawing and inserting mode through the locking rod support 101, and one end of the pressure plate locking rod 104 is provided with an unlocking shifting sheet 103; a pressure plate locking tension spring 105 is sleeved on the pressure plate locking lever 104, and two ends of the pressure plate locking tension spring 105 are respectively fixed on the unlocking shifting piece 103 and the locking lever support 101 and used for pulling the other end of the pressure plate locking lever 104 to be inserted into the pressure plate locking hole at the corresponding position; the opposite surfaces of the terminal pressure plate 55 and the storage side surface are provided with damping cotton pads 106, and the educational terminal 8 is clamped between the two damping cotton pads 106; a side limit barrier strip 102 is arranged on the storage side surface and on the left side and the right side of the terminal pressure plate 55; the left and right ends of the upper side of the blanking plate 39 are connected to the left and right ends of the upper side of the intermediate plate 57 by two elastic pulling ropes 56; the left and right ends of the upper side of the middle plate 57 are connected to the terminal storage recess by another two elastic pull ropes 56; a support pad 59 is provided on the upper front side of the intermediate plate 57 and the upper front side of the blanking plate 39.
Partially closing the terminal storage recess with a cover plate 39 to provide security protection for the stored educational terminal 8; the four elastic pull ropes 56 can be used for elastically pulling the cover plate 39 and the middle plate 57 after unlocking, so that the educational terminal 8 is prevented from being damaged due to rapid falling after unlocking, and the cover plate 39 and the middle plate 57 can be conveniently pulled when the educational terminal 8 is taken and placed, so that the educational terminal is convenient to take and place; the use of the shock-absorbing cotton pad 106 can enhance the protection of the educational terminal 8 when carried; the locking and unlocking of the terminal pressure plate 55 can be realized by using the locking rod support 101, the pressure plate locking rod 104, the unlocking shifting piece 103 and the pressure plate locking tension spring 105, so that the educational terminal 8 can be accessed quickly; the supporting cushion block 59 can be used for supporting when the portable electric scooter is carried, so that the internal collision is prevented; the storage capacity of the education terminal 8 can be enlarged by using the front and rear sides of the swing type hinge-mounted middle plate 57 as the storage sides; the left and right sides of the educational terminal 8 can be restrained by two side restraining bars 102.
Further, the communication on-off mechanism comprises a control box 50, a cutting drive motor 46, a cutting drive rack 49, a translation circuit board 42 and a translation drive T-shaped strip 48; the control box 50 is fixedly arranged on the right side surface of the inner part of the machine box shell 1; a socket 52 electrically connected with the RJ45 interface 35, the USB interface 37 and the radio frequency antenna 36 is arranged on the right inner wall of the control box 50; each plug 51 used for conducting and plugging with each plug socket 52 is arranged on the translation circuit board 42; the network card, the USB interface circuit and the WiFi module are respectively electrically connected with the corresponding plug 51; at least two translation guide columns 43 are transversely arranged on the inner wall of the right side of the control box 50, the translation guide columns 43 transversely penetrate through the translation circuit board 42, and translation limiting convex rings 44 are arranged at the penetrating ends of the translation guide columns 43; a translation supporting seat 45 is arranged on the inner wall of the left side of the control box 50, and a translation T-shaped sliding groove is transversely arranged on the translation supporting seat 45; the translation driving T-shaped strip 48 is transversely and slidably arranged on the translation T-shaped sliding groove, one end of the translation driving T-shaped strip 48 is vertically fixed on the left side surface of the translation circuit board 42, and the other end of the translation driving T-shaped strip 48 transversely penetrates through the left side surface of the control box 50; the cut-off drive rack 49 is fixed on the upper side of the translation drive T-bar 48; the cutting drive motor 46 is fixedly arranged in the control box 50, and a translation drive gear 47 meshed with a cutting drive rack 49 is fixedly arranged at the end part of an output shaft of the cutting drive motor 46; the control main board 58 is provided with a disconnection drive circuit electrically connected to the microprocessor, and the disconnection drive circuit is electrically connected to the disconnection drive motor 46.
The communication on-off mechanism can cut off the data communication between the server and the external connection in time after the learning resource transmission is finished, so that the use safety performance of the server is ensured; the translation driving of the translation circuit board 42 can be realized by utilizing the coordination of the translation driving T-shaped strip 48, the translation supporting seat 45, the cutting driving rack 49 and the cutting driving motor 46, so that the plugging control of the socket 52 and the plug 51 is realized, and the safety cutting-off requirement of data communication is met; the translation guide columns 43 transversely penetrate through the translation circuit board 42 to transversely translate and guide the translation circuit board 42, so that the translation stability of the translation circuit board 42 is ensured, and the plug 52 is accurately plugged with the plug 51.
Further, a power module 53, which may be formed by a battery pack, is fixedly mounted on the inner top of the chassis housing 1; a charging circuit and a voltage stabilizing circuit are arranged on the control main board 58; a charging interface is arranged on the rear side surface of the case shell 1; the charging interface is electrically connected with the charging end of the power module 53 through a charging circuit; the power module 53 supplies power to the microprocessor, the keyboard 5, the fingerprint identification module 33, the on-off switch 12, the memory, the network card, the display card, the sound card, the USB interface circuit, the WiFi module, the RJ45 interface 35, the USB interface 37, the radio frequency antenna 36, the display screen 3, the speaker 38, the roller switch 34, the camera 11, the telescopic driving circuit, the telescopic driving motor 14, the unlocking driving circuit, the unlocking driving motor 77, the cut-off driving circuit, and the cut-off driving motor 46 through the voltage stabilizing circuit.
The power supply requirement of the server used outdoors can be realized by the cooperation of the power supply module 53, the charging circuit and the voltage stabilizing circuit, and the adaptability of the server in use is enhanced.
In the portable military vocational education offline system disclosed by the invention, the microprocessor adopts the existing ARM processor module; the education terminal 8 adopts the existing touch panel computer; the memory adopts the existing memory module; the fingerprint identification module 33 adopts the existing fingerprint identification module; the keyboard 5 adopts the existing keyboard module; the on-off switch 12, the terminal lock switch 75 and the roller switch 34 are conventional switches; the network card adopts the existing network card module; the display card adopts the existing display card module; the sound card adopts the existing sound card module; the USB interface circuit adopts the existing USB interface circuit; the WiFi module adopts the existing WiFi module; the RJ45 interface 35 adopts the existing RJ45 interface; the USB interface 37 is an existing USB interface; the radio frequency antenna 36 adopts the existing WiFi module radio frequency antenna; the display screen 3 adopts the existing LCD display screen; the speaker 38 is an existing speaker; the camera 11 is an existing camera; the cut-off drive circuit, the telescopic drive circuit, and the unlock drive circuit are all conventional motor drive circuits for rotationally driving the cut-off drive motor 46, the telescopic drive motor 14, and the unlock drive motor 77, respectively.
The portable military vocational education offline system disclosed by the invention comprises the following use states when in use:
(1) in a portable state, a user controls the roller mechanism through the roller switch 34, and after the roller switch 34 is pressed down, the microprocessor drives the telescopic driving motor 14 to rotate and work through the telescopic driving circuit, so that the two telescopic driving screw rods 18 push the synchronous supporting beam 19 to move, and the two roller supporting units synchronously extend out of the roller telescopic window; then, the unlocking key 64 is pressed to enable the locking convex column 63 to retract and separate from the telescopic positioning pin hole 62, the two telescopic adjusting sleeves 60 are drawn and pulled through the handle pipe 40 to adjust the telescopic length, and then the unlocking key 64 is released to enable the locking convex column 63 to be inserted into the telescopic positioning pin hole 62 for positioning; and then the engine box shell 1 is dragged to move in a portable way through the handle pipe 40.
(2) In the military education training state, the identity of a user is identified through the fingerprint identification module 33, and after the identification is passed, the microprocessor drives the unlocking driving motor 77 to work through the unlocking driving circuit, so that the two bar-shaped locking plates 78 retract to realize unlocking, the mounting back plate 4 is put down, and a user can normally use the keyboard 5 and the display screen 3; the user connects the RJ45 interface to the military network, downloads the learning resources of the military comprehensive network service platform into the memory of the server for storage, presses the terminal locking switch 75, the microprocessor drives another unlocking driving motor 77 to work through another unlocking driving circuit, opens the cover plate 39, opens each terminal pressing plate 55, takes out each education terminal 8 according to the requirement, and connects each education terminal 8 to the WiFi module of the server through WiFi wireless connection, thereby completing the learning resource downloading and education training on each education terminal 8.
(3) And safety control operation, namely after the server downloads the learning resources from the military integrated network service platform and each education terminal 8 finishes downloading the learning resources from the server, a user presses the on-off switch 12, and the microprocessor controls the cut-off driving motor 46 to work through the cut-off driving circuit, so that the translation circuit board 42 is moved to the left, each plug socket 52 is separated from each plug 51, all external data communication is cut off, the use safety of the server is ensured, and the situation that the information of training personnel is stolen due to invasion is prevented.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A portable military vocational education offline system characterized by: comprises a portable server and various education terminals (8); the portable server comprises a case shell (1), a display screen (3), a keyboard (5), a communication on-off mechanism, a roller mechanism, a pull rod mechanism, a terminal storage mechanism and two locking mechanisms;
a rectangular recess (2) is formed in the front side face of the case shell (1), and the display screen (3) is fixedly arranged in the rectangular recess (2); the keyboard (5) is fixedly arranged on the mounting backboard (4), and the left side edge and the right side edge of the mounting backboard (4) are arranged on the inner walls of the left side and the right side of the rectangular recess (2) in a swing hinged mode; when the mounting back plate (4) swings to the vertical direction, the mounting back plate (4) is embedded into the rectangular recess (2), and the keyboard (5) is located between the mounting back plate (4) and the display screen (3); two rectangular lock holes (6) are arranged on the mounting back plate (4); an on-off switch (12) and a terminal locking switch (75) are arranged at the upper side of the rectangular recess (2); a terminal storage recess is formed in the rear side face of the case shell (1), and the terminal storage mechanism is installed in the terminal storage recess; each education terminal (8) is stored on the terminal storage mechanism;
an interface mounting recess (32) is formed in the right side face of the case shell (1), and a loudspeaker (38), a fingerprint identification module (33), an RJ45 interface (35), a radio frequency antenna (36) and a USB interface (37) are fixedly mounted on the interface mounting recess (32); a control mainboard (58) is arranged in the case shell (1), and a microprocessor, a memory, a network card, a display card, a sound card, a USB interface circuit and a WiFi module are arranged on the control mainboard (58);
the microprocessor is respectively and electrically connected with the keyboard (5), the fingerprint identification module (33), the on-off switch (12), the terminal locking switch (75), the memory, the network card, the display card, the sound card, the USB interface circuit and the WiFi module; the network card, the USB interface circuit and the WiFi module are correspondingly and electrically connected with the RJ45 interface (35), the USB interface (37) and the radio frequency antenna (36) through a communication on-off mechanism respectively, and the microprocessor is used for carrying out electric connection on-off switching control on the communication on-off mechanism according to on-off signals of the on-off switch (12); the display card is electrically connected with the display screen (3); the sound card is electrically connected with the loudspeaker (38); the microprocessor is in wireless communication with the education terminal (8) through the WiFi module;
the two locking mechanisms are fixedly arranged on the upper side in the cabinet shell (1), one locking mechanism is used for locking a rectangular lock hole (6) on the mounting back plate (4) when the mounting back plate (4) is embedded into the rectangular recess (2), and the other locking mechanism is used for locking the terminal storage mechanism when the terminal storage mechanism is embedded into the terminal storage recess; the microprocessor is used for driving and controlling the two locking mechanisms; the roller mechanism is arranged on the left side surface of the interior of the machine box shell (1) and is used for carrying out roller support on the machine box shell (1) during transferring; one end of the pull rod mechanism is fixedly arranged on the inner rear side face of the case shell (1), and the other end of the pull rod mechanism penetrates out of the right side face of the case shell (1).
2. The portable military vocational education offline system of claim 1, wherein: a front side groove (9) is arranged in the middle of the upper edge of the front side surface of the machine box shell (1); a swing support (10) is hinged in the front groove (9) in a swing mode through a transverse pin shaft; a camera (11) is fixedly arranged on the front side surface of the swing support (10); the microprocessor is electrically connected with the camera (11); four top corners of the left side surface of the case shell (1) are respectively and fixedly provided with a supporting footing (7).
3. The portable military vocational education offline system of claim 1, wherein: the locking mechanism comprises an unlocking driving motor (77), a driving sleeve (81), two driving screws (83), two strip-shaped locking plates (78), two strip-shaped sliding blocks (84) and a tubular cross beam (85); tubular cross beams (85) of the two locking mechanisms are transversely and fixedly arranged in the chassis shell (1) and are respectively positioned above the rectangular recess (2) and the terminal storage recess;
the unlocking driving motor (77) is fixedly arranged in the middle of the tubular cross beam (85), an output shaft of the unlocking driving motor (77) extends into the tubular cross beam (85), and unlocking driving umbrella teeth (79) are arranged on the extending end part; the driving sleeve (81) is rotatably and transversely arranged in the tubular cross beam (85) through two rotating supports (82), and an unlocking driven bevel gear (80) meshed with the unlocking driving bevel gear (79) is fixedly arranged on the driving sleeve (81); driving internal threads are arranged on the inner walls of pipe orifices at the left end and the right end of the driving sleeve (81), and the rotating directions of the driving internal threads at the left end and the right end are opposite; two driving screw rods (83) are respectively screwed on the driving internal threads at the left end and the right end; the two strip-shaped sliding blocks (84) are respectively installed inside the left end and the right end of the tubular cross beam (85) in a sliding mode, and the outer end parts of the two strip-shaped sliding blocks (84) are vertically provided with an insertion notch (86); the inner ends of the two strip-shaped sliding blocks (84) are respectively and fixedly arranged on the outer ends of the two driving screw rods (83); two strip-shaped locking plates (78) are respectively vertically inserted on the left end and the right end of the tubular cross beam (85) in a penetrating way; the lower side edges of the strip-shaped locking plates (78) of the two locking mechanisms respectively penetrate downwards and extend into the rectangular recess (2) and the terminal storage recess; a guide strip-shaped hole (88) is obliquely arranged in the middle of each of the two strip-shaped locking plates (78), and a locking and retaining notch (91) and an unlocking and retaining notch (89) are respectively and horizontally arranged at the upper end and the lower end of each guide strip-shaped hole (88) in an extending manner; upper side limiting barrier strips (90) are arranged on the upper side edges of the two strip-shaped locking plates (78); a driving convex column (87) is arranged in each of the two inserting notches (86), and the driving convex column (87) penetrates through a guide strip-shaped hole (88) at the corresponding position; when the two strip-shaped sliding blocks (84) slide outwards, the two driving convex columns (87) push the two guide strip-shaped holes (88) to enable the two strip-shaped locking pieces (78) to move upwards; when the two strip-shaped sliding blocks (84) slide inwards, the two driving convex columns (87) push the two guide strip-shaped holes (88) to enable the two strip-shaped locking pieces (78) to move downwards; two unlocking driving circuits electrically connected with the microprocessor are arranged on the control main board (58), and the two unlocking driving circuits are respectively and electrically connected with the unlocking driving motors (77) of the two locking mechanisms.
4. The portable military vocational education offline system of claim 1, wherein: the roller mechanism comprises a rectangular mounting box (13), a telescopic driving motor (14), a synchronous supporting beam (19), two telescopic driving screw rods (18) and two roller supporting units; the rectangular mounting box (13) is fixedly mounted on the inner wall of the left side of the case shell (1), and a roller telescopic window is arranged on the rear side face of the case shell (1) and close to the rectangular mounting box (13); a longitudinal guide strip (20) is longitudinally arranged on each of the upper side and the lower side in the rectangular mounting box (13), and a longitudinal guide sliding groove (21) is longitudinally arranged on each of the opposite sides of the upper longitudinal guide strip (20) and the lower longitudinal guide strip (20); the upper end and the lower end of the synchronous supporting beam (19) are respectively arranged on an upper longitudinal guide sliding chute and a lower longitudinal guide sliding chute (21) in a sliding way; two longitudinal driving threaded holes are longitudinally formed in the synchronous supporting beam (19), and two telescopic driving screws (18) are respectively screwed on the two longitudinal driving threaded holes; the front ends of the two telescopic driving screw rods (18) are both arranged in the rectangular mounting box (13) through an end part rotating support (17), and the front ends of the two telescopic driving screw rods (18) are both provided with a telescopic driven bevel gear (16); the telescopic driving motor (14) is fixedly arranged in the rectangular mounting box (13), and the end parts of the double shaft heads of the telescopic driving motor (14) are respectively and fixedly provided with a telescopic driving bevel gear (15); the two telescopic driving bevel gears (15) are respectively meshed with the two telescopic driven bevel gears (16); the two roller supporting units are respectively and fixedly arranged on the rear side edges of the upper end and the lower end of the synchronous supporting beam (19), and synchronously extend out of the roller telescopic window when the synchronous supporting beam (19) slides backwards; a roller switch (34) electrically connected with the microprocessor is arranged in the interface mounting recess (32); a telescopic driving circuit electrically connected with the microprocessor is arranged on the control main board (58), and the telescopic driving circuit is electrically connected with the telescopic driving motor (14).
5. The portable military vocational education offline system of claim 4, wherein: the roller supporting unit comprises two damping sleeves (28), two damping insertion rods (27) and a roller shaft (25); the two damping sleeves (28) are longitudinally arranged on the rear side edge of the synchronous supporting beam (19), and a damping spring (30) is arranged in each damping sleeve (28); the two shock absorption inserted rods (27) are respectively and longitudinally inserted into the rear end pipes of the two shock absorption sleeves (28), and the end parts of the shock absorption inserted rods (27) are elastically supported on the shock absorption springs (30); a strip-shaped limiting hole (29) is longitudinally arranged on the pipe wall of the damping sleeve (28); the insertion end part of the shock absorption inserted rod (27) is provided with a shock absorption limiting convex column (31) which is embedded into the strip-shaped limiting hole (29) in a sliding manner; the roller shaft (25) is vertically and fixedly arranged on the rear end parts of the two damping inserted rods (27); at least two support rollers (26) are rotatably mounted on the roller shaft (25).
6. The portable military vocational education offline system of claim 4, wherein: a strip-shaped side plate (22) is longitudinally arranged in the middle of the inner wall of the left side and the right side of the rectangular mounting box (13), and a guide limiting strip-shaped hole (23) is longitudinally arranged on each of the two strip-shaped side plates (22); the two strip-shaped side plates (22) are respectively clamped at the left side and the right side of the synchronous supporting beam (19), and strip-shaped limiting sliding blocks (24) which are slidably embedded into corresponding side guide limiting strip-shaped holes (23) are arranged on the left side and the right side of the synchronous supporting beam (19).
7. The portable military vocational education offline system of claim 1, wherein: the pull rod mechanism comprises an inner side fixing strip (71), two telescopic fixing sleeves (61), two telescopic adjusting sleeves (60), a handle pipe (40) and a telescopic locking mechanism; the inner side fixing strips (71) are vertically and fixedly installed inside the machine box shell (1), and the left ends of the two telescopic fixing sleeves (61) are horizontally and fixedly installed on the inner side fixing strips (71); the left ends of the two telescopic adjusting sleeves (60) are respectively inserted into the two telescopic fixing sleeves (61) in a sliding manner, and the right ends of the two telescopic adjusting sleeves (60) penetrate out of the right side surface of the chassis shell (1); the upper end and the lower end of the handle pipe (40) are respectively and fixedly arranged on the right end parts of the two telescopic adjusting sleeves (60), and a rubber handle sleeve (41) is sleeved on the handle pipe (40); the inner walls of the right-end pipe orifices of the two telescopic fixed sleeves (61) are respectively provided with a telescopic limiting lug (65), the outer pipe walls of the two telescopic adjusting sleeves (60) are respectively and transversely provided with a telescopic limiting sliding groove, and the telescopic limiting lugs (65) are slidably embedded into the telescopic limiting sliding grooves at corresponding positions; the telescopic locking mechanism is arranged on the handle pipe (40) and the two telescopic adjusting sleeves (60) and is used for locking the length of the two telescopic adjusting sleeves (60) inserted into the telescopic fixing sleeves (61).
8. The portable military vocational education offline system of claim 7, wherein: the telescopic locking mechanism comprises a vertical unlocking connecting rod (92), a key unlocking unit and two telescopic locking units which are respectively arranged in the two telescopic adjusting sleeves (60); the telescopic locking unit comprises a telescopic push-pull rod (66), a rebound pressure spring (67) and a locking convex column (63); a rod end supporting seat (70) is arranged on the inner wall of a right-end pipe orifice of the telescopic adjusting sleeve (60), and a rod end supporting hole is formed in the rod end supporting seat (70); the telescopic push-pull rod (66) is transversely arranged in the telescopic adjusting sleeve (60), and the right end of the telescopic push-pull rod (66) is inserted in the rod end supporting hole in a penetrating manner; a convex column guide pipe (74) is arranged on the inner wall of the pipe orifice at the right end of the telescopic adjusting sleeve (60) and close to the right side of the rod end supporting seat (70); the pipe wall of the telescopic fixed sleeve (61) is provided with telescopic positioning pin holes (62) at intervals along the axial direction; one end of the locking convex column (63) is inserted into the convex column guide tube (74), and the other end of the locking convex column (63) penetrates through the telescopic adjusting sleeve (60) and extends out of the telescopic adjusting sleeve for being inserted into one telescopic positioning pin hole (62); a push-pull bending section (73) is arranged at the right end part of the telescopic push-pull rod (66); a telescopic driving hole (72) is formed in the locking convex column (63), and a push-pull bending section (73) of the telescopic push-pull rod (66) penetrates through the telescopic driving hole (72); a supporting convex ring (68) is arranged on the telescopic push-pull rod (66), an annular convex ring (69) is arranged on the inner wall of the pipe of the telescopic adjusting sleeve (60), a rebound pressure spring (67) is sleeved on the telescopic push-pull rod (66), the rebound pressure spring (67) is supported between the supporting convex ring (68) and the annular convex ring (69) and used for elastically pushing the telescopic push-pull rod (66) to move leftwards, and a push-pull bending section (73) pushes a telescopic driving hole (72) to enable the locking convex column (63) to extend out of the telescopic adjusting sleeve (60); the vertical unlocking connecting rod (92) is vertically arranged in the handle pipe (40), and the upper end and the lower end of the vertical unlocking connecting rod (92) are respectively fixed on the right end parts of the two telescopic push-pull rods (66);
the key unlocking unit comprises an unlocking key (64), two key push rods (93), a key resilience tension spring (98) and two unlocking push plates (94); a side convex column (95) is arranged on each of the front side and the rear side of the middle part of the vertical unlocking connecting rod (92), side limit sliding grooves (96) are longitudinally arranged on the inner walls of the middle parts of the front side and the rear side of the handle pipe (40), and the side convex columns (95) are slidably embedded into the side limit sliding grooves (96) on the corresponding sides; two vertical strip-shaped sliding grooves (97) are vertically arranged on the inner walls of the left side and the right side of the handle pipe (40); the left side and the right side of the two unlocking push plates (94) are respectively arranged in the vertical strip-shaped sliding grooves (97) corresponding to the left side and the right side in a sliding manner, and the vertical unlocking connecting rod (92) is positioned between the two unlocking push plates (94); one ends of the two key pushing rods (93) are respectively arranged on the two unlocking push plates (94), the other ends of the two key pushing rods (93) are fixed on the unlocking keys (64), and the unlocking keys (64) protrude out of the end parts of the handle tubes (40); extrusion slopes (100) are arranged on the side edges of the two unlocking push plates (94), the two extrusion slopes (100) are respectively tightly attached to the two side convex columns (95) and used for pushing the two side convex columns (95) to enable the vertical unlocking connecting rod (92) to synchronously pull the two telescopic push-pull rods (66) to move right; a spring installation convex ring (99) is arranged on the inner wall of the handle pipe (40), one end of a key resilience tension spring (98) is fixedly installed on the spring installation convex ring (99), and the other end of the key resilience tension spring (98) is fixed on the side edges of the two unlocking push plates (94) and used for pulling the unlocking key (64) to rebound; the vertical unlocking connecting rod (92) and the two key pushing rods (93) penetrate through the key rebound tension springs (98).
9. The portable military vocational education offline system of claim 1, wherein: the terminal storage mechanism comprises a sealing cover plate (39), a middle plate (57), four elastic pull ropes (56) and each terminal storage unit; the terminal storage unit comprises a terminal pressure plate (55), a pressure plate hinge seat (54), a pressure plate locking tension spring (105) and a pressure plate locking rod (104); the sealing cover plate (39) is partially sealed on the terminal storage recess, and the lower side edge of the sealing cover plate (39) is bent forwards to form a bent plate; the left edge and the right edge of the bent plate are hinged and installed in the terminal storage recess in a swinging mode through a hinge pin shaft (76); two terminal locking holes for the locking mechanism to perform snap locking are arranged on the upper edge of the cover plate (39); the lower side edge of the middle plate (57) is hinged on the bending plate in a swinging way; setting the front side of the cover plate (39), the front side of the middle plate (57) and the rear side of the middle plate (57) as storage sides; each terminal storage unit is distributed on each storage side surface, and each storage side surface is at least provided with four terminal storage units; the edge of one side of the terminal pressure plate (55) is hinged and installed on the storage side surface in a swinging mode through a pressure plate hinge seat (54), the edge of the other side of the terminal pressure plate (55) is bent to form a locking bent edge, and a pressure plate locking hole is formed in the locking bent edge; the pressure plate locking rod (104) is installed on the storage side surface in a drawing and inserting mode through the locking rod support (101), and one end of the pressure plate locking rod (104) is provided with an unlocking shifting sheet (103); the pressure plate locking tension spring (105) is sleeved on the pressure plate locking rod (104), and two ends of the pressure plate locking tension spring (105) are respectively fixed on the unlocking shifting piece (103) and the locking rod support (101) and used for pulling the other end of the pressure plate locking rod (104) to be inserted into the pressure plate locking hole at the corresponding position; damping cotton pads (106) are arranged on the opposite surfaces of the terminal pressing plate (55) and the storage side surface, and the education terminal (8) is clamped between the two damping cotton pads (106); a side limit barrier strip (102) is arranged on the storage side surface and positioned on the left side and the right side of the terminal pressure plate (55); the left end and the right end of the upper side edge of the cover plate (39) are connected to the left end and the right end of the upper side edge of the middle plate (57) through two elastic pull ropes (56); the left end and the right end of the upper side edge of the middle plate (57) are connected into the terminal storage recess through another two elastic pull ropes (56); a support pad (59) is arranged on the front side of the upper side of the middle plate (57) and the front side of the upper side of the cover plate (39).
10. The portable military vocational education offline system of claim 1, wherein: the communication on-off mechanism comprises a control box (50), a cutting drive motor (46), a cutting drive rack (49), a translation circuit board (42) and a translation drive T-shaped strip (48); the control box (50) is fixedly arranged on the right side surface of the inside of the machine box shell (1); a socket (52) which is respectively and electrically connected with the RJ45 interface (35), the USB interface (37) and the radio frequency antenna (36) is arranged on the right inner wall of the control box (50); each plug (51) which is used for conducting and plugging with each plug seat (52) is arranged on the translation circuit board (42); the network card, the USB interface circuit and the WiFi module are respectively and electrically connected with corresponding plug plugs (51); at least two translation guide posts (43) are transversely arranged on the inner wall of the right side of the control box (50), the translation guide posts (43) transversely penetrate through the translation circuit board (42), and translation limiting convex rings (44) are arranged at the penetrating ends of the translation guide posts (43); a translation supporting seat (45) is arranged on the inner wall of the left side of the control box (50), and a translation T-shaped sliding groove is transversely arranged on the translation supporting seat (45); the translation driving T-shaped strip (48) is transversely and slidably mounted on the translation T-shaped sliding groove, one end of the translation driving T-shaped strip (48) is vertically fixed on the left side face of the translation circuit board (42), and the other end of the translation driving T-shaped strip (48) transversely penetrates through the left side face of the control box (50); the cutting driving rack (49) is fixed on the upper side of the translation driving T-shaped strip (48); the cutting drive motor (46) is fixedly arranged in the control box (50), and a translation drive gear (47) meshed with a cutting drive rack (49) is fixedly arranged at the end part of an output shaft of the cutting drive motor (46).
CN202110115578.1A 2021-01-28 2021-01-28 Portable military vocational education offline system Active CN112466169B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110115578.1A CN112466169B (en) 2021-01-28 2021-01-28 Portable military vocational education offline system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110115578.1A CN112466169B (en) 2021-01-28 2021-01-28 Portable military vocational education offline system

Publications (2)

Publication Number Publication Date
CN112466169A true CN112466169A (en) 2021-03-09
CN112466169B CN112466169B (en) 2021-04-13

Family

ID=74802802

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110115578.1A Active CN112466169B (en) 2021-01-28 2021-01-28 Portable military vocational education offline system

Country Status (1)

Country Link
CN (1) CN112466169B (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201035476Y (en) * 2007-04-13 2008-03-12 刘显俊 Multifunctional combination portable main cabinet
CN204069140U (en) * 2014-09-12 2014-12-31 重庆甸甸橙电子商务有限公司 Portable touring scientific and technological court high definition shoots with video-corder terminal
CN206696760U (en) * 2017-05-03 2017-12-01 宁恩 A kind of portable law enforcement service all-in-one
CN207232835U (en) * 2017-09-11 2018-04-13 合肥惠科金扬科技有限公司 Portable box-type all-in-one machine
CN109062344A (en) * 2018-07-23 2018-12-21 郑州云海信息技术有限公司 A kind of portable servicer
CN208506659U (en) * 2018-05-10 2019-02-15 浙江纳特智能网络工程有限公司 A kind of cabinet easy to remove
CN208873233U (en) * 2018-09-30 2019-05-17 浪潮金融信息技术有限公司 A kind of portable multifunctional self-aided terminal
CN109872570A (en) * 2017-12-01 2019-06-11 国网湖北省电力有限公司检修公司 A kind of multi-media safety training tool case and training system and Training Methodology
CN109951471A (en) * 2019-03-13 2019-06-28 郑州轻工业学院 A kind of information security of computer network control device
CN211019037U (en) * 2020-03-26 2020-07-14 苏洋 Wisdom is defended and is examined removal individual soldier's command system that fights
CN111764788A (en) * 2020-07-14 2020-10-13 夏江华 Intelligent lock
CN211860353U (en) * 2020-04-30 2020-11-03 南京博强盛软件科技有限公司 Vehicle video monitoring terminal

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201035476Y (en) * 2007-04-13 2008-03-12 刘显俊 Multifunctional combination portable main cabinet
CN204069140U (en) * 2014-09-12 2014-12-31 重庆甸甸橙电子商务有限公司 Portable touring scientific and technological court high definition shoots with video-corder terminal
CN206696760U (en) * 2017-05-03 2017-12-01 宁恩 A kind of portable law enforcement service all-in-one
CN207232835U (en) * 2017-09-11 2018-04-13 合肥惠科金扬科技有限公司 Portable box-type all-in-one machine
CN109872570A (en) * 2017-12-01 2019-06-11 国网湖北省电力有限公司检修公司 A kind of multi-media safety training tool case and training system and Training Methodology
CN208506659U (en) * 2018-05-10 2019-02-15 浙江纳特智能网络工程有限公司 A kind of cabinet easy to remove
CN109062344A (en) * 2018-07-23 2018-12-21 郑州云海信息技术有限公司 A kind of portable servicer
CN208873233U (en) * 2018-09-30 2019-05-17 浪潮金融信息技术有限公司 A kind of portable multifunctional self-aided terminal
CN109951471A (en) * 2019-03-13 2019-06-28 郑州轻工业学院 A kind of information security of computer network control device
CN211019037U (en) * 2020-03-26 2020-07-14 苏洋 Wisdom is defended and is examined removal individual soldier's command system that fights
CN211860353U (en) * 2020-04-30 2020-11-03 南京博强盛软件科技有限公司 Vehicle video monitoring terminal
CN111764788A (en) * 2020-07-14 2020-10-13 夏江华 Intelligent lock

Also Published As

Publication number Publication date
CN112466169B (en) 2021-04-13

Similar Documents

Publication Publication Date Title
EP0394879B1 (en) Electronic information equipment
CN113760042B (en) Slot structure and portable electronic device
US20040145864A1 (en) Docking-type function-providing apparatus and portable device
US6169655B1 (en) Computer docking drawer
CN109065392B (en) Key
US8672282B2 (en) Fixing structure for electronic device with display screen
CN105867532A (en) Foldable screen
CN112466169B (en) Portable military vocational education offline system
CN113448390B (en) Portable terminal equipment
CN102445956B (en) Docking station and mobile terminal employing same
CN105652953A (en) Storable four-dimensional rocker device
CN112948794A (en) Portable military vocational education offline server
CN215382182U (en) Portable archive receiving device based on computer informatization
CN113555262B (en) Electronic equipment
CN210432219U (en) Intelligent broadcasting host with keyboard
CN214409769U (en) Portable two-in-one terminal
CN114564075A (en) Assembling method of double-screen notebook computer and double-screen notebook computer
CN202873207U (en) Mobile terminal protective sheath
CN216848610U (en) Audio integrated machine
CN215488469U (en) Mobile terminal supporting device and mobile terminal support
CN212848952U (en) Charging equipment and plug structure
CN220171471U (en) Portable functional display
CN218171842U (en) Seal manager
CN201114194Y (en) Sliding closure type communication terminal spring module group
CN214228374U (en) Multimedia video player

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant