Safe and reliable clean vehicle-mounted navigation system for new energy automobile
Technical Field
The invention relates to the field of new energy automobiles, in particular to a safe and reliable clean type vehicle-mounted navigation system for a new energy automobile.
Background
The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source, integrates advanced technologies in the aspects of power control and driving of the automobile, and is advanced in technical principle, new in technology and new in structure. The vehicle-mounted navigation system is an irreplaceable position as a main system for providing path navigation for users by new energy automobiles, and mainly comprises a host, a display screen, an operation keyboard and an antenna. The digital intelligent navigation of field reconnaissance and travel is realized. It has accurate map and geographic information and clear traveling route.
The display screen of the existing vehicle-mounted navigation system plays a dustproof effect through the back of the display screen after being stored, dust attached to the back of the display screen enters a storage space of the display screen along with the display screen being expanded again, when the display screen is stored again, the dust can be adsorbed by static electricity on the display screen, the display screen of the existing vehicle-mounted navigation system is more and more blurred along with the increase of the service time, the cleanliness of the existing vehicle-mounted navigation system is reduced, not only is the case, when the display screen in the vehicle-mounted navigation system is expanded, namely, the display screen is in a working state, no protective measures are arranged around the display screen, the hidden danger that the display screen is damaged exists, the display screen cannot normally work, the vehicle-mounted navigation system cannot continue to navigate, and the safety of the existing vehicle-mounted navigation system is reduced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, a safe and reliable clean type vehicle-mounted navigation system for a new energy automobile is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a safe and reliable clean type vehicle-mounted navigation system for a new energy automobile comprises an outer shell and an inner shell, wherein the inner shell is arranged in the outer shell, a gap is formed between the outer shell and the inner shell, a motor, a rotating shaft and a display screen are arranged in the inner shell, the motor is fixed on the inner wall of the inner shell, the motor is in transmission connection with the rotating shaft, the display screen is sleeved on the rotating shaft, two cleaning mechanisms and two protection mechanisms are arranged between the outer shell and the inner shell, a first through hole is formed in the outer shell, the vertical cross section of the first through hole is rectangular, the two cleaning mechanisms are respectively arranged above and below the first through hole, and the two protection mechanisms are respectively arranged on two sides of the first through hole;
the cleaning mechanism comprises a dust guard, a sliding groove, a retracting assembly and a cleaning assembly, the dust guard is arranged in a first through hole, the vertical cross section of the dust guard is rectangular, the width of the dust guard is half of the width of the first through hole, first openings are arranged on the upper side and the lower side of the first through hole, the first openings are matched with the first through hole, the sliding groove is vertically arranged on one side above the first through hole, the dust guard is in sliding connection with the sliding groove, the cleaning assembly is arranged on the inner wall of the shell, and the retracting assembly is arranged on one side of the sliding groove far away from the cleaning assembly;
the retractable assembly comprises a retractable unit, a swing rod, a transmission rod, a moving rod, a limiting block, a connecting shaft and two limiting plates, the retractable unit is arranged on the inner shell, the two limiting plates are vertically fixed at the top in the outer shell, the connecting shaft is horizontally arranged, the bottom ends of the two limiting plates are respectively sleeved at the two ends of the connecting shaft, the swing rod is sleeved at the center of the connecting shaft, the retractable unit drives the swing rod to swing, one end of the swing rod, far away from the retractable unit, is hinged with one end of the transmission rod, the other end of the transmission rod is hinged with one end of the moving rod, the other end of the moving rod is fixedly connected with the dust-proof plate, the limiting block is arranged in the chute, the limiting block is connected with;
the cleaning assembly comprises a first motor, a cleaning block, a water storage tank and two nozzles, the first motor is horizontally fixed on the inner wall of the shell, the first motor is in transmission connection with the cleaning block, the two nozzles are respectively arranged on two sides of the first motor, the nozzles are fixedly connected with the inner wall of the shell, the water storage tank is fixedly connected with the inner wall of the shell, and the water storage tank is communicated with the nozzles;
the protection mechanism comprises a driving assembly, an expansion bracket, a connecting plate and a protection plate, the driving assembly is arranged on the inner wall of the shell, the expansion bracket is horizontally arranged, the driving assembly drives the expansion bracket to expand and contract, the connecting plate is vertically arranged on one side, away from the driving assembly, of the expansion bracket, a strip-shaped opening is formed in the connecting plate, one side, away from the driving assembly, of the expansion bracket is hinged to one end of the connecting plate, the other side, away from the driving assembly, of the expansion bracket is arranged in the strip-shaped opening, the other side, away from the driving assembly, of the expansion bracket is connected with the strip-shaped opening in a sliding mode, and the protection plate is fixed on one side, away from;
still be equipped with PLC and wireless signal transceiver module in the shell, PLC is connected with wireless signal transceiver module electricity, first motor and wireless signal transceiver module wireless signal are connected.
Preferably, in order to enhance the protection effect of the protection plate without affecting navigation, the protection plate is made of transparent tempered glass.
Preferably, in order to drive the swing rod more accurately, the retraction unit comprises an air pump, a cylinder barrel and a piston rod, the air pump and the cylinder barrel are both fixed on the inner shell, the air pump is communicated with the cylinder barrel, the cylinder barrel is vertically arranged, one end of the piston rod is arranged in the cylinder barrel, and the other end of the piston rod is hinged to one end, far away from the transmission rod, of the swing rod.
Preferably, in order to more stably drive the telescopic frame, the driving assembly comprises a second motor, a cross rod, a first lead screw, a second lead screw, a fixed block, a fixed rod, a limiting unit and two moving blocks, the second motor is vertically arranged, the second motor is fixedly connected with the inner wall of the shell through the cross rod, the second motor is in transmission connection with the first lead screw, the first lead screw and the second lead screw are vertically arranged, the first lead screw and the second lead screw are coaxially arranged, the top end of the first lead screw is connected with the bottom end of the second lead screw, the two moving blocks are respectively sleeved on the first lead screw and the second lead screw, the first lead screw and the second lead screw are both in threaded connection with the moving blocks, the second motor drives the two moving blocks to be close to or far away from through the first lead screw and the second lead screw, two sides of one end of the telescopic frame close to the driving assembly are respectively hinged with the two moving blocks, the fixed block cover is established at the junction of first lead screw and second lead screw, the dead lever level sets up, spacing unit sets up on the inner wall of shell, the dead lever is connected with spacing unit, the second motor is connected with wireless signal transceiver module radio signal.
Preferably, the second motor is a servo motor in order to improve the driving accuracy of the second motor.
Preferably, in order to make the connection between the first screw rod and the second screw rod more firm, the first screw rod and the second screw rod are of an integrally molded structure.
Preferably, in order to improve the stability of the moving block during moving, the limiting unit comprises a connecting rod, a driven block and a limiting groove, the limiting groove is vertically fixed on the inner wall of the shell, the driven block is arranged in the limiting groove and is in sliding connection with the limiting groove, the connecting rod is horizontally arranged on one side, far away from the expansion bracket, of the moving block, and the driven block is fixedly connected with the moving block through the connecting rod.
Preferably, in order to avoid the moving block from being separated from the first lead screw or the second lead screw, positioning blocks are arranged above and below the limiting groove, the positioning blocks are horizontally arranged, the two positioning blocks are fixedly connected with the limiting groove, and the length of the limiting groove is equal to the sum of the length of the first lead screw and the length of the second lead screw.
Preferably, the stopper groove is a dovetail groove to further improve stability when the driven block moves.
Preferably, the stopper is interference-fitted to the moving rod in order to further improve stability when the moving rod moves.
The safe and reliable clean vehicle-mounted navigation system for the new energy automobile has the advantages that when the display screen is not used, dust is prevented from entering through the dustproof plate, when the display screen is used, the dustproof plate is cleaned through the cleaning assembly, so that the dustproof service life of the dustproof plate is longer, meanwhile, the display screen is prevented from becoming more and more fuzzy along with the increase of the use time, the cleanliness of the vehicle-mounted navigation system is improved, compared with the existing cleaning mechanism, the cleaning mechanism cleans the dustproof plate when the display screen works, so that the working efficiency of the cleaning mechanism is higher, the protective mechanism plays a role in protecting the display screen in a working state, the probability of damage of the display screen due to external factors is reduced, the safety of the vehicle-mounted navigation system is higher, the market competitiveness of the vehicle-mounted navigation system is improved, compared with the existing protective mechanism, this protection mechanism is because spacing unit's restriction for the expansion bracket is more stable when flexible, thereby makes this protection mechanism more stable when moving.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a safe and reliable clean type vehicle-mounted navigation system for a new energy automobile according to the invention;
FIG. 2 is a schematic diagram of a connection structure of a housing, a first through hole and a protection mechanism of the safe and reliable clean type vehicle-mounted navigation system for the new energy automobile;
FIG. 3 is a schematic view of a connecting structure of a chute, a retracting assembly and a cleaning assembly of the safe and reliable clean type vehicle-mounted navigation system for the new energy automobile, provided by the invention;
FIG. 4 is a schematic structural diagram of a protection mechanism of the safe and reliable clean type vehicle-mounted navigation system for the new energy automobile;
in the figure: 1. the automatic cleaning device comprises an outer shell, a 2. inner shell, a 3. motor, a 4. rotating shaft, a 5. display screen, a 6. dust guard, a 7. chute, a 8. swinging rod, a 9. transmission rod, a 10. moving rod, a 11. limiting block, a 12. limiting plate, a 13. first motor, a 14. cleaning block, a 15. water storage tank, a 16. nozzle, a 17. expansion bracket, a 18. connecting plate, a 19. protecting plate, a 20. air pump, a 21. cylinder, a 22. piston rod, a 23. second motor, a 24. first screw rod, a 25. second screw rod, a 26. fixing block, a 27. connecting rod, a 28. driven block, a 29. limiting groove and a 30. moving block.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-2, a safe and reliable clean type vehicle-mounted navigation system for a new energy automobile comprises an outer shell 1 and an inner shell 2, wherein the inner shell 2 is arranged in the outer shell 1, a gap is formed between the outer shell 1 and the inner shell 2, a motor 3, a rotating shaft 4 and a display screen 5 are arranged in the inner shell 2, the motor 3 is fixed on the inner wall of the inner shell 2, the motor 3 is in transmission connection with the rotating shaft 4, the display screen 5 is sleeved on the rotating shaft 4, two cleaning mechanisms and two protection mechanisms are arranged between the outer shell 1 and the inner shell 2, a first through hole is formed in the outer shell 1, the vertical cross section of the first through hole is rectangular, the two cleaning mechanisms are respectively arranged above and below the first through hole, and the two protection mechanisms are respectively arranged at two sides of the first through hole;
when the display screen 5 is not used, the dust is prevented from entering through the dust guard 6, when the display screen 5 is used, the dust guard 6 is cleaned through the cleaning assembly, so that the dust guard life of the dust guard 6 is longer, and meanwhile, the display screen 5 is prevented from becoming more and more fuzzy along with the increase of the service time, so that the cleanliness of the vehicle-mounted navigation system is improved, compared with the existing cleaning mechanism, the cleaning mechanism cleans the dust guard 6 when the display screen 5 works, so that the working efficiency of the cleaning mechanism is higher, the protection mechanism plays a role in protecting the display screen 5 in a working state, the probability that the display screen 5 is damaged due to external factors is reduced, so that the safety of the vehicle-mounted navigation system is higher, so that the market competitiveness of the vehicle-mounted navigation system is improved, compared with the existing protection mechanism, the protection mechanism enables the expansion bracket 17 to be more stable during expansion and contraction due to the limitation of the limiting unit, thereby making the protection mechanism more stable in operation.
As shown in fig. 3, the cleaning mechanism includes a dust guard 6, a chute 7, a retracting assembly and a cleaning assembly, the dust guard 6 is disposed in a first through hole, a vertical cross section of the dust guard 6 is rectangular, a width of the dust guard 6 is half of a width of the first through hole, first openings are disposed on upper and lower sides of the first through hole, the first openings are matched with the first through hole, the chute 7 is vertically disposed on one side above the first through hole, the dust guard 6 is slidably connected with the chute 7, the cleaning assembly is disposed on an inner wall of the housing 1, and the retracting assembly is disposed on one side of the chute 7 away from the cleaning assembly;
the retraction assembly comprises a retraction unit, a swing rod 8, a transmission rod 9, a movable rod 10, a limit block 11, a connecting shaft and a limit plate 12, the retraction unit is arranged on the inner shell 2, two limiting plates 12 are shared by the two cleaning mechanisms, the two limit plates 12 are vertically fixed at the top in the shell 1, the connecting shaft is horizontally arranged, the bottom ends of the two limit plates 12 are respectively sleeved at the two ends of the connecting shaft, the swinging rod 8 is sleeved at the center of the connecting shaft, the retraction unit drives the swinging rod 8 to swing, one end of the swinging rod 8 far away from the retraction unit is hinged with one end of the transmission rod 9, the other end of the transmission rod 9 is hinged with one end of a movable rod 10, the other end of the movable rod 10 is fixedly connected with the dust-proof plate 6, the limiting block 11 is arranged in the sliding groove 7, the limiting block 11 is connected with the sliding groove 7 in a sliding mode, and the limiting block 11 is sleeved on the moving rod 10;
the cleaning assembly comprises a first motor 13, a cleaning block 14, a water storage tank 15 and two nozzles 16, wherein the first motor 13 is horizontally fixed on the inner wall of the shell 1, the first motor 13 is in transmission connection with the cleaning block 14, the two nozzles 16 are respectively arranged on two sides of the first motor 13, the nozzles 16 are fixedly connected with the inner wall of the shell 1, the water storage tank 15 is fixedly connected with the inner wall of the shell 1, and the water storage tank 15 is communicated with the nozzles 16;
receive and release unit drive swinging arms 8 and rotate round the connecting axle, drive carriage release lever 10 and stopper 11 through transfer line 9 and slide along spout 7 to make dust guard 6 go up and down, after 6 lifts of dust guard, nozzle 16 sprays anhydrous alcohol to cleaning block 14, and first motor 13 drive cleaning block 14 rotates, has realized the purpose of cleaning dust guard 6.
As shown in fig. 4, the protection mechanism includes a driving assembly, an expansion bracket 17, a connecting plate 18 and a protection plate 19, the driving assembly is disposed on the inner wall of the housing 1, the expansion bracket 17 is horizontally disposed, the driving assembly drives the expansion bracket 17 to expand and contract, the connecting plate 18 is vertically disposed on one side of the expansion bracket 17 away from the driving assembly, a strip-shaped opening is disposed on the connecting plate 18, one side of one end of the expansion bracket 17 away from the driving assembly is hinged to one end of the connecting plate 18, the other side of one end of the expansion bracket 17 away from the driving assembly is disposed in the strip-shaped opening, the other side of one end of the expansion bracket 17 away from the driving assembly is slidably connected to the strip-shaped opening, and the protection plate 19 is fixed on one side of the connecting plate 18;
the driving assembly drives the telescopic frame 17 to stretch and retract, drives the connecting plates 18 to move left and right, and enables the two connecting plates 18 to be close to or far away from each other, so that the display screen 5 is protected when being used.
Still be equipped with PLC and wireless signal transceiver module in the shell 1, PLC is connected with wireless signal transceiver module electricity, first motor 13 and wireless signal transceiver module wireless signal are connected.
Preferably, the protective plate 19 is made of transparent tempered glass in order to enhance the protective effect of the protective plate 19 without affecting navigation of the protective plate 19.
As shown in fig. 3, the retraction unit includes an air pump 20, a cylinder 21 and a piston rod 22, the air pump 20 and the cylinder 21 are both fixed on the inner shell 2, the air pump 20 is communicated with the cylinder 21, the cylinder 21 is vertically arranged, one end of the piston rod 22 is arranged in the cylinder 21, the other end of the piston rod 22 is hinged to one end of the oscillating rod 8, which is far away from the transmission rod 9, the air pump 20 and the cylinder 21 drive the piston rod 22 to perform piston motion through air pressure difference, so that the piston rod 22 drives the oscillating rod 8 to oscillate around the connection shaft, and the expansion amount of the piston rod 22 can be accurately controlled by controlling the size of the air pressure difference, thereby more accurately driving the oscillating rod 8.
As shown in fig. 4, the driving assembly includes a second motor 23, a cross bar, a first lead screw 24, a second lead screw 25, a fixed block 26, a fixed rod, a limiting unit and two moving blocks 30, the second motor 23 is vertically arranged, the second motor 23 is fixedly connected with the inner wall of the housing 1 through the cross bar, the second motor 23 is in transmission connection with the first lead screw 24, the first lead screw 24 and the second lead screw 25 are both vertically arranged, the first lead screw 24 and the second lead screw 25 are coaxially arranged, the top end of the first lead screw 24 is connected with the bottom end of the second lead screw 25, the two moving blocks 30 are respectively sleeved on the first lead screw 24 and the second lead screw 25, the first lead screw 24 and the second lead screw 25 are both in threaded connection with the moving blocks 30, the second motor 23 drives the two moving blocks 30 to approach or separate from each other through the first lead screw 24 and the second lead screw 25, two sides of one end of the telescopic frame 17 close to the driving assembly are respectively hinged with the two moving blocks 30, the fixed block 26 is sleeved at the joint of the first lead screw 24 and the second lead screw 25, the fixed rod is horizontally arranged, the limiting unit is arranged on the inner wall of the shell 1, the fixed rod is connected with the limiting unit, the second motor 23 is in wireless signal connection with the wireless signal transceiver module, the second motor 23 drives the first lead screw 24 to rotate, the first lead screw 24 drives the second lead screw 25 to rotate in the same direction, actually, the direction of the threads of the first lead screw 24 is opposite to the direction of the threads of the second lead screw 25, so that the two movable blocks 30 are driven to be close to or far away, and the telescopic frame 17 is driven to extend or contract.
Preferably, in order to improve the driving accuracy of the second motor 23, the second motor 23 is a servo motor, the servo motor can control the speed, the position accuracy is very accurate, and the voltage signal can be converted into the torque and the rotating speed to drive the controlled object, so that the driving accuracy of the second motor 23 is improved.
Preferably, in order to make the connection between the first lead screw 24 and the second lead screw 25 more firm, the first lead screw 24 and the second lead screw 25 are integrally formed.
Preferably, in order to improve stability of moving block 30 during moving, the limiting unit includes a connecting rod 27, a driven block 28 and a limiting groove 29, the limiting groove 29 is vertically fixed on the inner wall of housing 1, driven block 28 is disposed in limiting groove 29, driven block 28 is slidably connected with limiting groove 29, connecting rod 27 is horizontally disposed on one side of moving block 30 far away from telescopic frame 17, driven block 28 is fixedly connected with moving block 30 through connecting rod 27, limiting groove 29 plays a limiting role for driven block 28 during moving block 30, and driven block 28 plays a limiting role for moving block 30 through connecting rod 27, so that stability of moving block 30 during moving can be improved.
Preferably, in order to prevent the moving block 30 from being separated from the first lead screw 24 or the second lead screw 25, positioning blocks are arranged above and below the limiting groove 29, the positioning blocks are horizontally arranged, the two positioning blocks are fixedly connected with the limiting groove 29, the length of the limiting groove 29 is equal to the sum of the length of the first lead screw 24 and the length of the second lead screw 25, the driven block 28 can be prevented from being separated from the limiting groove 29 in the moving process of the driven block 28, and therefore the moving block 30 can be prevented from being separated from the first lead screw 24 or the second lead screw 25.
Preferably, in order to further improve the stability of the follower 28 during movement, the stopper groove 29 is a dovetail groove, and displacement of the follower 28 in the other direction of the movement direction can be further reduced, thereby further improving the stability of the follower 28 during movement.
Preferably, in order to further improve the stability of the moving rod 11 during moving, the stopper 11 is in interference fit with the moving rod 10, so that the connection between the stopper 11 and the moving rod 10 is firmer, thereby further improving the stability of the moving rod 11 during moving.
When the display screen 5 needs to be used, the motor 3 drives the rotating shaft 4 to rotate to drive the display screen 5 to rotate clockwise, meanwhile, the retractable assembly drives the dustproof plate 6 to move towards the first opening along the sliding groove 7, after the display screen 5 rotates 90 degrees, the PLC controls the cleaning assembly to clean the dustproof plate 6 through the wireless signal transceiving module, when the display screen 5 is not used, the motor 3 drives the display screen 5 to rotate anticlockwise, meanwhile, the PLC controls the two retractable assemblies to drive the two dustproof plates 6 to approach through the wireless signal transceiving module to prevent dust from entering, so that the dustproof service life of the dustproof plate 6 is longer, meanwhile, the display screen 5 is prevented from being fuzzy as the service time increases, the cleanliness of the vehicle-mounted navigation system is improved, when the display screen 5 is used, the PLC controls the driving assembly to drive the telescopic frame 17 to extend through the wireless signal transceiving module, the two protection plates 19 are driven to be close to each other through the connecting plate 18, the display screen 5 in the working state is protected, the probability that the display screen 5 is damaged due to external factors is reduced, the safety of the vehicle-mounted navigation system is higher, and the market competitiveness of the vehicle-mounted navigation system is improved.
Compared with the prior art, the safe and reliable clean type vehicle-mounted navigation system for the new energy automobile prevents dust from entering through the dustproof plate 6 when the display screen 5 is not used, and cleans the dustproof plate 6 through the cleaning assembly when the display screen 5 is used, so that the dustproof service life of the dustproof plate 6 is longer, and meanwhile, the situation that the display screen 5 is more and more fuzzy along with the increase of the service time is avoided, so that the cleanliness of the vehicle-mounted navigation system is improved, compared with the existing cleaning mechanism, the cleaning mechanism cleans the dustproof plate 6 when the display screen 5 works, so that the working efficiency of the cleaning mechanism is higher, the protective mechanism plays a protective role on the display screen 5 in a working state, the probability that the display screen 5 is damaged due to external factors is reduced, the safety of the vehicle-mounted navigation system is higher, and the market competitiveness of the vehicle-mounted navigation system is improved, compared with the existing protection mechanism, the protection mechanism is more stable when the telescopic frame 17 is stretched and contracted due to the limitation of the limiting unit, so that the protection mechanism is more stable when in operation.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.