Real-time positioning system based on vehicle-mounted positioning terminal

Abstract

The real-time positioning system based on the vehicle-mounted positioning terminal comprises an outer shell, a storage battery is installed on one side of the bottom end of an inner cavity of the outer shell, a storage battery control panel is installed on the other side of the bottom end of the inner cavity of the outer shell, a bracket is fixed to the middle end of the inner cavity of the outer shell, and sleeves are fixed to the periphery of the upper end face of the bracket. The upper end faces of the sleeves are movably connected with a GPS component plate, a top cover assembly is installed on the upper end face of the outer shell, clamping lugs are fixed to the two sides of the upper end face of the outer shell respectively, and a connecting assembly is installed on one side of the outer shell. According to the vehicle-mounted positioning terminal, the storage battery is arranged in the vehicle-mounted positioning terminal, normal work of the vehicle-mounted positioning terminal can be guaranteed constantly when a vehicle line is not powered, a GPS component board is powered on, a vehicle flames out or a vehicle power supply line is powered off, the positioning function of the vehicle-mounted positioning terminal cannot be interrupted, and real-time monitoring and positioning information acquisition are achieved; and meanwhile, a power supply circuit between the storage battery and the GPS component board can be conveniently overlapped through the connecting seat.

Description

Technical Field

[0001] The present invention relates to the technical field of vehicle-mounted positioning, and in particular to a real-time positioning system based on a vehicle-mounted positioning terminal. Background Art

[0002] The real-time positioning system based on the vehicle positioning terminal is a system that uses the vehicle positioning terminal device to obtain the vehicle location information and transmit it to the monitoring center or related terminals. The system is implemented by the following components: the vehicle positioning terminal device is responsible for obtaining the vehicle location information, the communication network is used to transmit the location information to the monitoring center or related terminals, the monitoring center or terminal receives and processes the location information, and displays the real-time vehicle location and trajectory to the user. In addition, the data storage and processing system is used to store, process and analyze the location information to support decisions such as vehicle scheduling, path planning and efficiency optimization;

[0003] The real-time positioning system based on vehicle-mounted positioning terminals is widely used in fleet management, logistics monitoring, public transportation, car rental and freight. The system can monitor the location, driving status and transportation status of vehicles in real time, thereby improving vehicle dispatching efficiency, reducing operating costs and providing better security.

[0004] The patent document with publication number CN210310191U discloses a vehicle-mounted positioning terminal device for a vehicle intelligent monitoring and management system, including a vehicle-mounted positioning terminal device body and an installation box, a placement plate is provided at the bottom of the vehicle-mounted positioning terminal device body, a plurality of shock-absorbing springs for shock-absorbing the vehicle-mounted positioning terminal device body are distributed in a matrix at the bottom of the placement plate, and the shock-absorbing springs are provided at the bottom of the inner cavity of the installation box;

[0005] In the above device, although the shock-absorbing spring, limit groove and limit plate are used to improve the seismic resistance of the equipment, and the top column is used to prevent the main body of the vehicle-mounted positioning terminal equipment from colliding with the sealing cover plate when the vehicle shakes while walking, during its use, the existing vehicle-mounted positioning terminal is usually unable to provide an independent power supply independently and is completely dependent on the vehicle power supply line. This means that when the vehicle power supply line is disconnected, for example, when the vehicle is turned off or the battery is powered off, the vehicle-mounted positioning terminal cannot work normally, which will cause the positioning function to be interrupted, affecting the real-time monitoring of the vehicle and the acquisition of positioning information. Summary of the invention

[0006] The purpose of the present invention is to solve the problem of the existing small-scale vehicle-mounted positioning sharing system for pallet management, in which the positioning module and the communication module are separate and do not have an integrated device, which occupies the vehicle installation space. At the same time, the assembly structure of the equipment is cumbersome and not convenient for subsequent maintenance and management.

[0007] In order to achieve the above object, the present invention adopts the following technical solutions:

[0008] A real-time positioning system based on a vehicle-mounted positioning terminal comprises an outer shell, a battery is installed on one side of the bottom end of the inner cavity of the outer shell, a battery control board is installed on the other side of the bottom end of the inner cavity of the outer shell, a bracket is fixed to the middle end of the inner cavity of the outer shell, sleeves are fixed around the upper end surface of the bracket, multiple upper end surfaces of the sleeves are movably connected to GPS component boards, a top cover assembly is installed on the upper end surface of the outer shell, ears are fixed on both sides of the upper end surface of the outer shell, and a connecting assembly is installed on one side of the outer shell;

[0009] The top cover assembly includes a cover plate movably connected to the upper end surface of the outer shell, the upper end surface of the cover plate is respectively fixed with a card slot, a spring 1 is fixed to one side of the inner wall of the card slot, and a card block is fixed to the extended end of the spring 1, a storage bin is installed on the upper end surface of the cover plate, a signal antenna is rotatably installed in the inner cavity of the storage bin, and a plug rod is fixed to the lower end surface of the cover plate, and a pressure plate is fixed on the surface of the plug rod;

[0010] The connecting assembly includes a connecting box fixed to one side of the outer shell, the upper end surface of the connecting box is assembled with an end cover by bolts, a movable seat is sleeved on the surface of the connecting box, a hand-tightening bolt is threadedly engaged on the upper end surface of the movable seat, a pressing piece is fixed on the lower end surface of the hand-tightening bolt, a connecting seat is fixed to the bottom end of the inner cavity of the connecting box, plug blocks are sleeved on the inner cavities on both sides of the connecting seat, wire pressing heads are fixed on the upper end surfaces of two plug blocks, a plurality of through holes are opened on the surface of the plug block, and a spring latch is installed on the surface of the connecting seat.

[0011] As a further description of the above technical solution:

[0012] The clamping block and the clamping ear are connected through and sleeved, and the clamping ear is in an inverted "L" shape.

[0013] As a further description of the above technical solution:

[0014] The clamping block forms an elastic telescopic structure with the clamping slot through the spring 1.

[0015] As a further description of the above technical solution:

[0016] The cover plate forms an assembleable structure with the outer shell through the clamping block and the clamping ear.

[0017] As a further description of the above technical solution:

[0018] A charging interface is installed on one side of the upper surface of the battery control board, and the charging interface is inserted and sleeved with one side of the outer shell.

[0019] As a further description of the above technical solution:

[0020] The pressing sheet is arranged in the inner cavity of the movable seat, and the pressing sheet forms a retractable structure with the movable seat through a hand-tightening bolt.

[0021] As a further description of the above technical solution:

[0022] The spring latch is plugged into the through hole, and the plug block is fixedly connected to the connecting seat through the spring latch.

[0023] As a further description of the above technical solution:

[0024] The storage battery is electrically connected to the GPS component board via a connecting wire, and the connecting wire passes through the connecting assembly and one side of the outer shell.

[0025] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0026] 1. In the present invention, a battery is provided in the vehicle-mounted positioning terminal, which can supply power to the GPS component board when the vehicle line is not powered. When the vehicle is turned off or the vehicle power supply line is powered off, the vehicle-mounted positioning terminal can always be guaranteed to work normally, so that its positioning function will not be interrupted, and real-time monitoring and acquisition of positioning information can be achieved. At the same time, the power supply line between the battery and the GPS component board can be conveniently connected through a connecting socket, which solves the problems in the background technology.

[0027] 2. In the present invention, the cover plate can be conveniently disassembled and assembled by squeezing the card block, and the open end of the outer shell exposed can facilitate the disassembly and assembly of the components installed in the inner cavity, and facilitate the removal of the GPS component board from the outer shell, making it convenient for later inspection and maintenance, and the signal receiving and sending strength is enhanced through the foldable signal antenna.

[0028] 3. In the present invention, by turning the hand-tightened bolts, the connection wires that power the battery and the GPS component board can be clamped and fixed so that they are fixed in the inner cavity of the mobile seat to prevent the connection wires from being disconnected due to being pulled, thereby ensuring the power supply stability of the GPS component board. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a module schematic diagram of a real-time positioning system based on a vehicle-mounted positioning terminal in the present invention;

[0030] Figure 2 It is a schematic diagram of the structure inside the outer shell of the present invention;

[0031] Figure 3 It is a structural schematic diagram of the top cover assembly in the present invention;

[0032] Figure 4 It is a structural schematic diagram of the battery control board in the present invention;

[0033] Figure 5 It is a structural schematic diagram of the connection component in the present invention;

[0034] Figure 6 It is a schematic structural diagram of the cross section of the connecting seat in the present invention.

[0035] Legend:

[0036] 1. Outer shell; 2. Battery; 3. Battery control board; 4. Bracket; 5. Sleeve; 6. GPS component board; 7. Top cover assembly; 701. Cover plate; 702. Card slot; 703. Spring 1; 704. Card block; 705. Storage compartment; 706. Signal antenna; 707. Insert rod; 708. Pressure plate; 8. Card ear; 9. Charging plug interface; 10. Connection assembly; 1001. Connection box; 1002. End cover; 1003. Moving seat; 1004. Hand-tightening bolt; 1005. Pressing piece; 1006. Connection seat; 1007. Insert block; 1008. Wire pressing head; 1009. Through hole; 1010. Spring latch. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0038] Reference Figure 1-Figure 6 A real-time positioning system based on a vehicle-mounted positioning terminal includes an outer shell 1, a battery 2 is installed on one side of the bottom end of the inner cavity of the outer shell 1, a battery control board 3 is installed on the other side of the bottom end of the inner cavity of the outer shell 1, a bracket 4 is fixed to the middle end of the inner cavity of the outer shell 1, sleeves 5 are fixed around the upper end surface of the bracket 4, and GPS component boards 6 are movably connected to the upper end surfaces of multiple sleeves 5, a top cover assembly 7 is installed on the upper end surface of the outer shell 1, ears 8 are fixed on both sides of the upper end surface of the outer shell 1, and a connecting assembly 10 is installed on one side of the outer shell 1;

[0039] The top cover assembly 7 includes a cover plate 701 movably connected to the upper end surface of the outer shell 1, and the upper end surface of the cover plate 701 is respectively fixed with a card slot 702, a spring 703 is fixed to one side of the inner wall of the card slot 702, and a card block 704 is fixed to the extended end of the spring 703. A storage bin 705 is installed on the upper end surface of the cover plate 701, and a signal antenna 706 is rotatably installed in the inner cavity of the storage bin 705. Rods 707 are respectively fixed around the lower end surface of the cover plate 701, and a pressure plate 708 is fixed on the surface of the rod 707;

[0040] The connection assembly 10 includes a connection box 1001 fixed to one side of the outer shell 1, the upper end surface of the connection box 1001 is assembled with an end cover 1002 by bolts, a movable seat 1003 is sleeved on the surface of the connection box 1001, a hand-tightening bolt 1004 is threadedly engaged on the upper end surface of the movable seat 1003, a pressing piece 1005 is fixed on the lower end surface of the hand-tightening bolt 1004, a connection seat 1006 is fixed to the bottom end of the inner cavity of the connection box 1001, plug blocks 1007 are sleeved on the inner cavities on both sides of the connection seat 1006, and wire pressing heads 1008 are fixed on the upper end surfaces of the two plug blocks 1007, a plurality of through holes 1009 are opened on the surface of the plug blocks 1007, and a spring latch 1010 is installed on the surface of the connection seat 1006;

[0041] The GPS component board 6 mainly includes receiving GPS satellite signals, signal resolution and position calculation;

[0042] Receiving GPS satellite signals: GPS component board 6 has a built-in GPS receiver for receiving wireless signals from GPS satellites. GPS satellites send signals to the ground at certain time intervals, which contain the precise location and time information of the satellites.

[0043] Signal solution: After receiving the satellite signal, the GPS receiver will solve the signal. The solution process includes signal frequency correction, Doppler frequency shift correction, and code pseudorange measurement. Frequency correction is to compare the received signal frequency with the known frequency of the satellite to correct the frequency offset caused by the Doppler effect. Doppler frequency shift correction is to correct the frequency offset caused by the relative motion between the receiver and the satellite. Code pseudorange measurement is to calculate the time delay between signal sending and receiving to obtain the distance difference between the receiver and the satellite.

[0044] Position calculation: After the signal is resolved to obtain pseudo-range data, the GPS component board 6 will collect signals from at least three satellites and calculate the position of the receiver using the principle of triangulation. Specifically, the positioning chip will calculate the distance using the received satellite signals and the position information of each satellite, and obtain the final position coordinates through weighted averaging and other methods;

[0045] Place the device GPS component board 6 on the upper end surface of the four sleeves 5, manually insert the connecting wire on one side of the battery control board 3 into the inner cavity of the connecting seat 1006, and pass the power supply connecting wire of the GPS component board 6 through the movable seat 1003 and insert it into the inner cavity of the connecting seat 1006, and then manually squeeze the wire pressing head 1008 downward so that the wire pressing head 1008 squeezes the two connecting wires tightly together, and then through the elastic characteristics of the spring latch 1010, make it pass through the through hole 1009 of the plug block 1007, and fix the position of the plug block 1007 and the wire pressing head 1008;

[0046] Manually turn the hand-tightening bolt 1004 to drive the pressing plate 1005 to move downward, squeeze the connecting wire that runs through the inner cavity of the movable seat 1003, clamp it and fix it, so that the battery 2 is electrically connected to the GPS component board 6, and assemble the end cover 1002 on the upper end surface of the connection box 1001 by bolts to cover the open end of the connection box 1001;

[0047] Manually place the cover plate 701 on the upper end surface of the outer shell 1, so that the insertion rods 707 around the cover plate 701 pass through the periphery of the GPS component board 6 and are sleeved with the inner cavity of the sleeve 5, so that the pressure plate 708 on the surface of the insertion rod 707 is pressed against the upper end surface of the GPS component board 6, and is clamped and fixed on the upper end surface of the sleeve 5;

[0048] Through the elastic characteristics of spring 1 703, the card block 704 is squeezed and inserted into the card ear 8, and its cover plate 701 is assembled and installed on the upper end surface of the outer shell 1. The signal antenna 706 is manually rotated to rotate vertically from the storage compartment 705. The storage compartment 705 is connected to the GPS component board 6 through a connecting line to transmit GPS signals, thereby completing the working principle of the present invention.

[0049] Furthermore, the clamping block 704 and the clamping ear 8 are inserted and sleeved, and the clamping ear 8 is in an inverted "L" shape.

[0050] Furthermore, the block 704 forms an elastic telescopic structure with the card slot 702 through the spring 1 703 .

[0051] Furthermore, the cover plate 701 forms an assemblable structure with the outer shell 1 through the clamping block 704 and the clamping ear 8 .

[0052] Furthermore, a charging socket 9 is installed on one side of the upper end surface of the battery control board 3 , and the charging socket 9 is inserted and sleeved with one side of the outer shell 1 .

[0053] Furthermore, the pressing sheet 1005 is disposed in the inner cavity of the movable seat 1003 , and the pressing sheet 1005 forms a retractable structure with the movable seat 1003 through the hand-tightening bolts 1004 .

[0054] Furthermore, the spring latch 1010 and the through hole 1009 are plugged together, and the plug block 1007 forms a fixable structure through the spring latch 1010 and the connecting seat 1006 .

[0055] Furthermore, the storage battery 2 is electrically connected to the GPS component board 6 via a connecting wire, and the connecting wire passes through the connecting assembly 10 and one side of the outer shell 1 .

[0056] Working principle: When in use, first place the device GPS component board 6 on the upper end surface of the four sleeves 5, then manually insert the connecting wire on one side of the battery control board 3 into the inner cavity of the connecting seat 1006, and pass the power supply connecting wire of the GPS component board 6 through the movable seat 1003 and insert it into the inner cavity of the connecting seat 1006, then manually squeeze the wire pressing head 1008 downward so that the wire pressing head 1008 squeezes the two connecting wires tightly together, and then through the elastic characteristics of the spring latch 1010, it passes through the through hole 1009 of the plug block 1007, and the position of the plug block 1007 and the wire pressing head 1008 is fixed, and then manually rotate the hand-tightening bolt 1004 to drive the pressing sheet 1005 to move downward, squeeze the connecting wire passing through the inner cavity of the movable seat 1003, clamp it and fix it, so that the battery 2 is electrically connected to the GPS component board 6. Next, the end cover 1002 is assembled on the upper end surface of the connection box 1001 by bolts to cover the open end of the connection box 1001, and the cover plate 701 is manually placed on the upper end surface of the outer shell 1, so that the plug rods 707 around the cover plate 701 pass through the four sides of the GPS component board 6 and are sleeved with the inner cavity of the sleeve 5, so that the pressure plate 708 on the surface of the plug rod 707 is pressed on the upper end surface of the GPS component board 6, and it is clamped and fixed on the upper end surface of the sleeve 5, and the elastic characteristics of the spring 703 are used to squeeze the card block 704 to be sleeved and inserted into the card ear 8, and the cover plate 701 is assembled and installed on the upper end surface of the outer shell 1, and the signal antenna 706 is manually rotated to rotate vertically from the storage compartment 705. The storage compartment 705 is connected to the GPS component board 6 through a connecting line to transmit GPS signals, thus completing the working principle of the present invention.

[0057] The above are only preferred specific implementation modes of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solutions and inventive concepts of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A real-time positioning system based on a vehicle-mounted positioning terminal, comprising an outer shell (1), characterized in that: A storage battery (2) is installed on one side of the bottom end of the inner cavity of the outer shell (1), a storage battery control board (3) is installed on the other side of the bottom end of the inner cavity of the outer shell (1), a bracket (4) is fixed at the middle end of the inner cavity of the outer shell (1), sleeves (5) are fixed on the upper end surface of the bracket (4) around, and the upper end surfaces of multiple sleeves (5) are movably connected to GPS component boards (6), a top cover assembly (7) is installed on the upper end surface of the outer shell (1), and ears (8) are fixed on both sides of the upper end surface of the outer shell (1), and a connecting assembly (10) is installed on one side of the outer shell (1); The top cover assembly (7) comprises a cover plate (701) movably connected to the upper end surface of the outer shell (1); the upper end surface of the cover plate (701) is respectively fixed with a card slot (702); a spring (703) is fixed to one side of the inner wall of the card slot (702); a card block (704) is fixed to the extended end of the spring (703); a storage bin (705) is installed on the upper end surface of the cover plate (701); a signal antenna (706) is rotatably installed in the inner cavity of the storage bin (705); and an insertion rod (707) is respectively fixed to the lower end surface of the cover plate (701); a pressure plate (708) is fixed to the surface of the insertion rod (707); The connection assembly (10) comprises a connection box (1001) fixed to one side of an outer shell (1); an end cover (1002) is assembled on the upper end surface of the connection box (1001) by means of bolts; a movable seat (1003) is sleeved on the surface of the connection box (1001); a hand-tightening bolt (1004) is threadedly engaged on the upper end surface of the movable seat (1003); a pressing sheet (1005) is fixed on the lower end surface of the hand-tightening bolt (1004); a connection seat (1006) is fixed to the bottom end of the inner cavity of the connection box (1001); plug blocks (1007) are sleeved on the inner cavities on both sides of the connection seat (1006); wire pressing heads (1008) are fixed on the upper end surfaces of two plug blocks (1007); a plurality of through holes (1009) are opened on the surface of the plug blocks (1007); and a spring latch (1010) is installed on the surface of the connection seat (1006).

2. A real-time positioning system based on a vehicle-mounted positioning terminal according to claim 1, characterized in that: The clamping block (704) and the clamping ear (8) are inserted and sleeved together, and the clamping ear (8) is in an inverted "L" shape.

3. A real-time positioning system based on a vehicle-mounted positioning terminal according to claim 1, characterized in that: The clamping block (704) forms an elastic telescopic structure with the clamping slot (702) through the spring 1 (703).

4. A real-time positioning system based on a vehicle-mounted positioning terminal according to claim 1, characterized in that: The cover plate (701) forms an assembleable structure with the outer shell (1) through the clamping block (704) and the clamping ear (8).

5. A real-time positioning system based on a vehicle-mounted positioning terminal according to claim 1, characterized in that: A charging socket (9) is installed on one side of the upper end surface of the battery control board (3), and the charging socket (9) is inserted and sleeved with one side of the outer shell (1).

6. A real-time positioning system based on a vehicle-mounted positioning terminal according to claim 1, characterized in that: The pressing sheet (1005) is arranged in the inner cavity of the movable seat (1003), and the pressing sheet (1005) forms a retractable structure with the movable seat (1003) through a hand-tightened bolt (1004).

7. A real-time positioning system based on a vehicle-mounted positioning terminal according to claim 1, characterized in that: The spring latch (1010) and the through hole (1009) are plugged together, and the plug block (1007) forms a fixable structure between the spring latch (1010) and the connecting seat (1006).

8. A real-time positioning system based on a vehicle-mounted positioning terminal according to claim 1, characterized in that: The storage battery (2) and the GPS component board (6) are electrically connected via a connecting wire, and the connecting wire passes through the connecting component (10) and one side of the outer shell (1).

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