CN210634548U

CN210634548U - Intelligent lock for vehicle-mounted container

Info

Publication number: CN210634548U
Application number: CN201920246301.0U
Authority: CN
Inventors: 朱庆建; 程家林; 张琴
Original assignee: Shanghai Dianji University
Current assignee: Shanghai Dianji University
Priority date: 2019-02-27
Filing date: 2019-02-27
Publication date: 2020-05-29
Anticipated expiration: 2029-02-27

Abstract

An intelligent lock for a vehicle-mounted container comprises a structural part and a control part, wherein the control part is installed in the structural part, and the structural part comprises a lock seat, a lock body and a transmission mechanism; the lock seat comprises a frame, a platform and a base, and the platform and the base are both positioned in the frame; the lock body comprises a lock head, a lock shoulder and a guide pipe, the guide pipe is tightly connected with the lock shoulder, and the guide pipe rotates together with the lock shoulder; the intelligent lock upgrades the original lock for connecting the vehicle-mounted platform and the container from full mechanization to automation and intellectualization, greatly improves the working efficiency, is a core component for greatly improving the automation and informatization level of the container transportation industry, and fills up the technical blank of the industry.

Description

Intelligent lock for vehicle-mounted container

Technical Field

The invention relates to the field of intelligent locks, in particular to an intelligent lock for a vehicle-mounted container.

Background

At present, when containers are transported on land, trains or trucks (hereinafter collectively referred to as "vehicle-mounted platforms") are mostly adopted, the containers and the vehicle-mounted platforms are connected by mainly using FTR locks, the containers are kept in a stable state in the transportation process, and each vehicle has 8 lock seats (see figure 21) in total during the transportation by trains, which are respectively: 1#, 2#, 3#, 4#, 5#, 6#, 7#, 8#, the container mainly has two kinds of specifications of 20 feet and 40 feet, can use 1#, 2#, 7#, 8# and 3#, 4#, 5#, four locks of 6# respectively to transport two 20 feet containers, can use 1#, 4#, 5#, 8# to transport 1 40 feet container totally four locks, at this moment, 2#, 3#, 6#, four locks of 7# need to shrink to the inside of the lock seat or overturn to the bottom of the platform, the container of these two kinds of schemes is the pure mechanical mode at present, the locking of unblanking is accomplished manually by the workman during loading and unloading, there are two main drawbacks, one, the work efficiency is low; secondly, in the transportation process, the real-time states of the locks cannot be monitored, and if the locks are damaged and cannot be found in time, the container is tripped or even a container falling accident occurs in the transportation process of the container.

There is a need to redesign a container that can meet the requirements of the same carrier platform for transporting (or hybrid transporting) 40-foot and 20-foot container traffic separately.

The present invention is an improvement to solve the above problems.

Disclosure of Invention

The invention aims to provide an intelligent lock for an automatically lifting vehicle-mounted container, which can realize automatic lifting, monitor the states of a lock body and the container in real time, can be widely applied to vehicle-mounted platforms and meet the business requirements of separate or mixed transportation of the container on the same platform.

The technical scheme adopted by the invention for solving the technical problem is as follows:

an intelligent lock for a vehicle-mounted container comprises a structural part and a control part, wherein the control part is installed in the structural part, and the structural part comprises a lock seat, a lock body and a transmission mechanism;

the lock seat comprises a frame, a platform, a base and a guide groove, and the platform, the base and the guide groove are all positioned in the frame;

the lock body comprises a lock head, a lock shoulder and a conduit, and the conduit is tightly connected with the lock shoulder;

the transmission mechanism comprises a coupler and a motor, a screw rod bearing is arranged between the lock head and the motor, and a driving shaft of the motor is connected with the screw rod through the coupler;

the control part comprises a sensor, a power supply system and a unit controller, and the power supply system and the unit controller are arranged on the base;

the platform comprises a first layer of platform and a second layer of platform, the first layer of platform is positioned at the upper end of the second layer of platform, the topmost end of the frame is provided with a lock hole, and the first layer of platform is positioned below the lock hole;

the power supply system and the unit controller are both arranged below the first-layer platform, and the unit controller and the power supply system are respectively positioned on two sides of the second-layer platform;

furthermore, the section of the second-layer platform is rectangular, and two ends of the long edge of the second-layer platform are connected with the frame;

furthermore, holes are formed in the frame, the holes comprise wiring holes, first drain holes, second drain holes and third drain holes, the first drain holes are located on the periphery of the base, the second drain holes are located on the periphery of the bottom end of the frame, and the third drain holes are located on the first-layer platform;

the base is positioned at the bottom of the frame, and a liner is arranged on the inner side of the frame;

the guide groove is arranged on the first layer platform, and the wiring hole and the guide groove are arranged on the first layer platform;

a circular hole is formed in the center of the first layer of platform and is positioned between the guide grooves;

specifically, the lock hole is of a rectangular structure;

the lock head is positioned at the upper end of the lock shoulder, the lock head is of a frustum pyramid structure, the lock shoulder is of a cuboid structure, the lock head can be inserted into the lock hole, and the guide pipe can be inserted into the round hole;

the gasket is arranged between the base and the frame, and is made of flexible heat-insulating materials;

the base, the liner and the lock seat are connected to the frame through the first bolts, the liner is mainly used for heat preservation and vibration reduction, and the drain holes at the bottom ends of the base and the frame are used for draining accumulated water below a second platform and are mainly used for protecting a motor, a power supply and a unit controller system; the bottom of the motor is fixed with the base, and the base is connected with the bottom end of the frame through the gasket.

The first layer platform mainly bears a lock head, the second layer platform mainly bears a guide pipe and a sensor, and the wiring hole is used for connecting a signal wire and a power wire of a component positioned on the first layer platform with a unit controller and a power system positioned at the bottom.

A flange is arranged at the bottom end of the guide pipe, and the screw rod enters the guide pipe through the flange;

the guide pipe is internally provided with a nut, the nut is installed at the top end of the screw rod, the installed nut and the screw rod are firmly connected and relatively static, the nut moves synchronously along with the rotation of the screw rod, and the flange is connected with the guide pipe through a second bolt.

The motor is a 24V direct current motor.

The power supply system adopts two schemes, one scheme is that the power supply of the vehicle-mounted platform is adopted, the voltage is converted into Direct Current (DC) 24V by the power supply conversion device, the other scheme adopts an independent power supply, namely, a storage battery is configured for the intelligent lock system, and the vehicle-mounted power supply charges the storage battery system.

The intelligent lock is matched with corner fittings at the top corner of the bottom of the container, the intelligent lock is arranged on the vehicle-mounted platform corresponding to each corner fitting at the bottom of the container, and the container can be locked and monitored in real time through four intelligent locks. The vehicle-mounted integrated control system is connected with the vehicle-mounted integrated controller through cables or wireless signals and connected with the remote control center through wireless signals.

The working principle is as follows: the unit controller controls the lock body to automatically lift and realize locking on the premise of detecting that the container is installed at the designated position; after receiving a system unlocking instruction, the unit controller automatically unlocks, and the lock body descends into the lock seat; the unit controller monitors the running state of the lock and the bearing state of the container in real time, and immediately and automatically alarms the vehicle-mounted centralized controller and the remote control center once the abnormal state of the lock or the abnormal state of the bearing state of the container is found.

The invention has the beneficial effects that: under the action of the unit controller, the lock body is automatically lifted and rotated, unlocking and locking are realized, the states of the lock body and the container are monitored in real time, and the lock body and the container can be widely applied to vehicle-mounted platforms and meet the business requirements of respectively or mixedly transporting 40-foot and 20-foot containers on the same platform; the intelligent lock upgrades the original lock for connecting the vehicle-mounted platform and the container from full mechanization to automation and intellectualization, greatly improves the working efficiency, is a core component for greatly improving the automation and informatization level of the container transportation industry, and fills up the technical blank of the industry; the tapered end can also be changed according to the specific demand of different scenes, and lock seat and lock body structure need not change, can adapt to the functional demand of "intelligence lock" in the different scenes.

Drawings

Fig. 1 is a front view of a lock seat frame structure of an intelligent lock for a vehicle-mounted container according to the present invention.

Fig. 2 is a side view of a lock seat frame structure of an intelligent lock for a vehicle-mounted container according to the present invention.

FIG. 3 is a top view of section A1-A1 of FIG. 1.

FIG. 4 is a top view of section A2-A2 of FIG. 1.

FIG. 5 is a top view of section A3-A3 of FIG. 1.

FIG. 6 is a top view of section A4-A4 of FIG. 1.

FIG. 7 is a top view of section A5-A5 of FIG. 1.

Fig. 8 is a structural front view of a lock body and a transmission mechanism of the intelligent lock for the vehicle-mounted container.

FIG. 9 is a top view of A1-A1 of FIG. 8.

Fig. 10 is a side view of fig. 8.

Fig. 11 is a front view of a locking state sensor of an intelligent lock for a vehicle container according to the present invention.

Fig. 12 is a side view of a locking state sensor of an intelligent lock for a vehicle container according to the present invention.

FIG. 13 is a top view of section A1-A1 of FIG. 12.

FIG. 14 is a top view of section A2-A2 of FIG. 12.

FIG. 15 is a top view of section A3-A3 of FIG. 12.

Fig. 16 is a schematic structural diagram of an initial state of an intelligent lock for a vehicle-mounted container according to the present invention.

Fig. 17 is a schematic diagram of a locked state structure of an intelligent lock for a vehicle-mounted container according to the present invention.

FIG. 18 is a schematic view of the latch of FIG. 17 rotated 90 degrees.

Fig. 19 is a schematic structural diagram of a locking state of an intelligent lock for a vehicle-mounted container according to the present invention.

Fig. 20 is a side view of fig. 19.

Fig. 21 is a schematic view of the installation position of the intelligent lock of the single vehicle-mounted platform.

FIG. 22 is a top view of A2-A2 of FIG. 8.

FIG. 23 is a top view of A3-A3 of FIG. 8.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the invention is further described with reference to the figures and the specific embodiments.

Referring to fig. 1 to 10, the intelligent lock for the vehicle-mounted container comprises a structural part and a control part, wherein the control part is installed in the structural part, and the structural part comprises a lock seat, a lock body and a transmission mechanism;

the lock seat comprises a frame 1, a platform, a base 9 and a guide groove 10, wherein the platform, the base 9 and the guide groove 10 are all positioned in the frame 1;

the lock body comprises a lock head 31, a lock shoulder 32 and a conduit 33, and the conduit 33 is tightly connected with the lock shoulder 32;

the transmission mechanism comprises a coupler 40 and a motor 42, a screw rod 34 and a bearing 38 are arranged between the lock head 31 and the motor 42, and a driving shaft of the motor 42 is connected with the screw rod 34 through the coupler 40;

the control part comprises a sensor, a power supply system and a unit controller, and the power supply system and the unit controller are arranged on the base 9;

the platform comprises a first layer of platform 2 and a second layer of platform 3, the first layer of platform 2 is positioned at the upper end of the second layer of platform 3, the topmost end of the frame 1 is provided with a lock hole, and the first layer of platform 2 is positioned below the lock hole;

the power supply system and the unit controller are both arranged below the first-layer platform 2, and the unit controller and the power supply system are respectively positioned at two sides of the second-layer platform 3;

furthermore, the section of the second-layer platform 3 is rectangular, and two ends of the long edge of the second-layer platform 3 are connected with the frame 1;

furthermore, a hole is further formed in the frame 1, the hole comprises a wiring hole 4, a first drain hole 5, a second drain hole 6 and a third drain hole 11, the first drain hole 5 is located around the base 9, the second drain hole 6 is located around the bottom end of the frame 1, and the third drain hole 11 is located on the first-layer platform 2;

the base 9 is positioned at the bottom end of the frame 1, and the inner side of the frame 1 is provided with a gasket 7;

the guide groove 10 is arranged on the first layer platform 2, a groove is arranged in the guide groove, and a screw hole is formed in the bottom of the guide groove; the wiring hole 4 and the guide groove 10 are arranged on the first layer platform 2;

a round hole is formed in the center of the first layer platform 2 and located between the guide grooves 10, the upper end of the hole wall of the round hole is higher than the bottom of the guide groove 10, and two sides of the upper part of the hole wall of the round hole are respectively provided with a screw hole;

specifically, the lock hole is of a rectangular structure;

the lock head 31 is positioned at the upper end of the lock shoulder 32, the lock head 31 is of a frustum pyramid structure, the lock shoulder 32 is of a cuboid structure, the lock head 31 can be inserted into the lock hole, and the guide pipe 33 can be inserted into the round hole;

the bottom end of the guide pipe 33 is provided with a flange 36, and the screw rod 34 is connected to the bottom end of the locking shoulder 32 through the flange 36;

a nut 35 is arranged in the guide pipe 33, the bottom end of the nut 35 is fixedly installed at the top end of a screw rod 34 connected with a lock shoulder 32, the top end of the nut 35 is located at the bottom end of the lock shoulder 32, the nut 35 moves along with the up-and-down movement of the screw rod 34, a flange 36 is connected with the lock shoulder 32 through a second bolt 41, and the base, the gasket and the lock seat are connected to a frame through a first bolt 8;

the pad 7 is arranged between the base 9 and the frame 1, and the material of the pad 7 is flexible heat-insulating material.

The outer surface of the pipe wall of the guide pipe 33 is provided with four vertical grooves, the bottom of the guide pipe is provided with a circular groove, the vertical grooves are connected with each other through the circular grooves, the position of the vertical groove on the outer surface of the guide pipe is seen in a section A1-A1 in a structural front view (see figure 8) of the lock body and the transmission mechanism, the shape is shown in figure 9, the position of the circular groove is seen in a section A2-A2 (see figure 8), the shape is shown in figure 22, the outer surface of the flange is provided with two empty grooves, and the.

The second bolt 41 passes through the guide groove 10 and the screw hole of the wall of the circular hole, and extends into the groove on the outer surface of the guide pipe 33, so as to guide the ascending, descending and rotating of the guide pipe 33.

The sensors comprise a first sensor 51 and a sensor 52, the first sensor is used for detecting the accurate positioning of the guide pipe 33 in the initial state, after the guide pipe 33 reaches a specific position, the sensors send information to the unit controller, and the controller obtains the accurate position of the lock head 31 at the bottom in the vertical direction;

the second type is a sensor 53 and a sensor 54, which are used for detecting a position code when the lock body rises in the vertical direction and reporting the position code to a unit controller, the unit controller compares the read position code with a preset state code (0/0), if the position code is consistent with the preset state code, if the lock body is judged to rise to a specified position in the vertical direction, the initial position of horizontal plane rotation is 0 degree by default at the moment, the lock body starts to rotate in the horizontal plane, and the sensor 53 and the sensor 54 detect the accurate positioning of the lock body when the lock body rotates in the horizontal plane in real time;

the third type is a sensor 55 and a sensor 56, which are used for detecting the accurate position of the lock shoulder 32 in the lifting process, after the lock shoulder 32 descends to the groove position in the guide groove 10, the sensors send information to the unit controller, and the controller obtains the locking position of the lock head 31;

the fourth type of sensor is a weighing sensor and detects the real-time bearing state of the vehicle-mounted container.

The front view, the side view and the top view of the distribution of the internal sensors when the intelligent lock is in the locked state are respectively shown in fig. 11 to fig. 15.

The power supply system adopts two schemes, one scheme is that a power supply of a vehicle-mounted platform is adopted, a power supply conversion device is required to convert voltage into Direct Current (DC) 24V, the other scheme is that an independent power supply is adopted, namely a storage battery is configured for the intelligent lock system, and a vehicle charges the storage battery system;

first layer platform 2 is provided with 4 third wash ports 11, and mainly used arranges the ponding of first layer platform 2, is provided with 4 first drainage holes 5 in the base 9, and mainly used discharges the ponding on base 9 upper portion, and the bottom of lock seat frame 1 is provided with 4 second wash ports 6, and mainly used arranges the outside with the inside ponding of lock seat, has realized the drainage function of lock.

The unit controller adopts an STM32 type single chip microcomputer with a cortex-M series inner core, is provided with an accelerometer, a temperature and humidity sensor, a GPS/Beidou dual-mode positioning module and a GPRS module, and has the following control functions:

(1) collecting the detection results of the sensors, and judging the accurate positioning of the lock body and the lock head in the vertical and horizontal positions;

(2) collecting the detection results of each weighing sensor, and judging the load bearing;

(3) specifically, judging which state the lock body is in according to the monitoring result of each sensor;

(4) the rotation of the motor 42 is controlled to realize the lifting and the rotation of the lock body;

(5) collecting GPS coordinate information of a vehicle lock in real time;

(6) collecting temperature and humidity parameters in the lock seat, and early warning the vehicle-mounted integrated controller and the remote control center in time once a temperature and humidity result lower than a threshold value is detected;

(7) uploading relevant parameters of the lock operation state to a vehicle-mounted centralized controller in real time through a GPRS module and transmitting the parameters to a remote control center through a cloud system;

(8) and receiving an unlocking instruction from a cloud terminal or a vehicle-mounted integrated controller, and controlling the rotation of the motor 42 to realize unlocking.

The main control flow of the unit controller for controlling unlocking is as follows:

s1, the unit controller receives a system unlocking instruction, including an unlocking instruction given by the vehicle-mounted centralized controller (or a remote control center);

s2, detecting the container weighing parameters by the weighing sensor, if the container weighing parameters are not detected, returning to S1, reporting the current actual state to the vehicle-mounted centralized controller (or the remote control center) by the unit controller, and if the parameters are detected, indicating that the container locking state is normal, carrying out the next operation;

s3, the sensor 56 and the sensor 57 detect the locking shoulder, if the parameters are not detected, the operation returns to S1, and the unit controller reports the current actual state to the vehicle-mounted centralized controller (or the remote control center); if the lock head is detected to be in a normal lock falling state, the next operation is carried out;

s4, the motor works, and the lock body rises;

s5, rotating the lock body; the sensor 53 and the sensor 54 detect signal parameters and report the signal parameters to the unit controller;

s6, the unit controller reads the position codes of the sensor 53 and the sensor 54, compares the position codes with the preset position codes, and judges that the lock body stops rotating and descends after reaching the specified position; if the position code read by the unit controller is inconsistent with the preset position code, returning to S5;

s7, detecting information by the sensor 51 and the sensor 52, and if the parameters are not detected, continuing descending; if information is detected, catheter 33 stops descending;

s8, the unlocking is completed and the state is maintained.

The main control flow of the unit controller for locking control is as follows:

y1, the unit controller receives a system locking instruction, which comprises a locking instruction given by the vehicle-mounted centralized controller (or a remote control center);

y2, detecting the weighing parameters of the container by the weighing sensor, if the weighing parameters are not detected, returning to Y1, reporting the current actual state to the vehicle-mounted centralized controller (or a remote control center) by the unit controller, and if the weighing parameters are detected, indicating that the locking state of the container is normal, carrying out the next operation;

y3 and the sensor 51, the sensor 52 detect signal parameters, if the signal parameters are not detected, the lock body is not at the designated position, the operation returns to Y2; if the parameters are detected, continuing the next step;

y4, the motor works, and the lock body rises;

y5, sensor 53, sensor 54 detect the signal parameters and report to the cell controller. The unit controller reads the position codes of the sensor 53 and the sensor 54, compares the position codes with a preset position code (0/0), judges that the lock body reaches the specified position if the position codes are consistent, and continues the next step; if the position codes of the sensor 53 and the sensor 54 read by the unit controller are inconsistent with the preset position codes, returning to Y4;

y6, when the vertical surface of the lock body reaches the designated vertical position, the lock body starts to rotate; the sensor 53 and the sensor 54 detect the signal parameters respectively and report the signal parameters to the unit controller. The position codes of the sensor 53 and the sensor 54 read by the unit controller are identical to the preset position codes, and when it is determined that the specified position is reached, the next step is continued

Y7, the lock body begins to descend;

y8, sensor 55 and sensor 56 detect the target, if the sensor 55 and sensor 56 do not detect the target signal, it indicates that the lock head has not descended to the designated position, then it returns to Y7; if the sensor 55 and the sensor 56 detect the target signal, which indicates that the lock head descends to the right position, and the lock body reaches the designated horizontal position, the next step is continued;

y9, the motor stops rotating, the locking is completed, and the state is maintained.

The lock body integrally moves and rotates synchronously, and the lock body integrally and the motor rotate synchronously through the coupler.

The lock body has 5 working states which are respectively as follows:

(1) the initial state is as follows: the lock is also in an idle state, and the lock base is flush with the upper plane of the lock seat;

(2) locking state: the lock body rises to the highest position;

(3) a locking state: is also in a bearing state, and the container is locked at the moment;

(4) unlocking state: the lock body is similar to the locked state;

(5) and (4) termination state: and returning to the initial state, which is also an idle state.

The preset position codes of the sensors 51-56 in each working state are shown in table 1, and the preset position codes of the

sensors

53 and 54 in the horizontal range are shown in table 2.

TABLE 1 Preset position coding of Sensors 51-56 in typical conditions

Where "0" indicates that no object is detected, "1" indicates that an object is detected, and "0/1" indicates that an object may or may not be detected.

TABLE 2 Preset position coding of sensor 53, sensor 54 in horizontal plane

The whole operation of the lock body is controlled by the unit controller, and the lock body position in each state is respectively shown in figures 16 to 20.

The three conventional operation processes of the intelligent lock are respectively locking, monitoring and unlocking, and the locking process is as follows: after the container is settled, the lock body is continuously lifted to the highest position, the lock head rotates 90 degrees, and then the lock head descends until the lock shoulder falls into the groove of the guide groove and is maintained in the state, so that the container is locked; the unlocking process comprises the following steps: the lock body rises, and the lock shoulder rises and leaves the recess of guide slot, and the lock body rises to the highest position after the rotation 90 degrees, descends afterwards, and the tapered end basis is kept level with lock seat upper plane finally. The monitoring process comprises the following steps: the container is locked and always in a locking state, the unit controller monitors the operation state of the lock and the bearing state of the container in real time, and once the abnormal state of the lock or the abnormal state of the bearing state of the container is found, the vehicle-mounted centralized controller and the remote control center are immediately and automatically alarmed.

In actual use, the lock head can be changed into other shapes/models according to specific requirements of different scenes, and the structures of the lock seat and the lock body do not need to be changed, so that the functional requirements of the intelligent lock in different scenes can be met.

Under the action of the unit controller, the automatic lifting can be realized, the automatic lifting and rotating of the lock body can be realized, the unlocking and locking can be realized, the states of the lock body and the container can be monitored in real time, and the device can be widely applied to vehicle-mounted platforms and meets the business requirements of respectively or mixedly transporting 40-foot and 20-foot containers on the same platform; the intelligent lock upgrades the original lock for connecting the vehicle-mounted platform and the container from full mechanization to automation and intellectualization, greatly improves the working efficiency, is a core component for greatly improving the automation and informatization level of the container transportation industry, and fills up the technical blank of the industry.

It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a vehicle-mounted container intelligence lock, includes structural component and control part, the control part is installed in structural component, its characterized in that:

the structure part comprises a lock seat, a lock body and a transmission mechanism;

the lock seat comprises a frame (1), a platform, a base (9) and a guide groove (10), wherein the platform, the base (9) and the guide groove (10) are all positioned in the frame (1);

the lock body comprises a lock head (31), a lock shoulder (32) and a conduit (33), and the conduit (33) is tightly connected with the lock shoulder (32);

the transmission mechanism comprises a coupler (40) and a motor (42), a screw rod (34) and a bearing (38) are arranged between the lock head (31) and the motor (42), and a driving shaft of the motor (42) is connected with the screw rod (34) through the coupler (40);

the control part comprises a sensor, a power supply system and a unit controller, and the power supply system and the unit controller are arranged on the base (9);

the platform comprises a first layer of platform (2) and a second layer of platform (3), the first layer of platform (2) is positioned at the upper end of the second layer of platform (3), the topmost end of the frame (1) is provided with a lock hole, and the first layer of platform (2) is positioned below the lock hole;

and the power supply system and the unit controller are both arranged below the first-layer platform (2), and the unit controller and the power supply system are respectively positioned on two sides of the second-layer platform (3).

2. An intelligent lock for a vehicle container as claimed in claim 1, wherein the cross section of the second platform (3) is rectangular, and both ends of the long side of the second platform (3) are connected with the frame (1).

3. The intelligent lock for the vehicle-mounted container according to claim 2, wherein holes are further formed in the frame (1), and comprise a wiring hole (4), a first drainage hole (5), a second drainage hole (6) and a third drainage hole (11), the first drainage hole (5) is located on the periphery of the base (9), the second drainage hole (6) is located on the periphery of the bottom end of the frame (1), and the third drainage hole (11) is located on the first-layer platform (2);

the base (9) is positioned at the bottom end of the frame (1), and the inner side of the frame (1) is provided with a gasket (7);

the guide groove (10) is arranged on the first layer platform (2), and the wiring hole (4) and the guide groove (10) are arranged on the first layer platform (2);

a groove is formed in the guide groove (10), and a screw hole is formed in the bottom of the groove;

the center position of first layer platform (2) is provided with the round hole, the round hole is located between guide slot (10), the pore wall upper end of round hole is higher than guide slot (10) bottom, the pore wall upper portion both sides of round hole respectively have a screw.

4. The intelligent lock for the vehicle-mounted container as claimed in claim 1, wherein the lock hole has a rectangular structure.

5. The intelligent lock for the vehicle-mounted container as claimed in claim 3, wherein the lock head (31) is positioned at the upper end of the lock shoulder (32), the lock head (31) is in a frustum pyramid structure, the lock shoulder (32) is in a cuboid structure, the lock head (31) can be inserted into the lock hole, and the guide pipe (33) can be inserted into the round hole;

a flange (36) is arranged at the bottom end of the guide pipe (33), the screw rod (34) is connected to the bottom end of the locking shoulder (32) through the flange (36), the bearing (38) is positioned below the second-layer platform (3), and the screw rod (34) penetrates through the bearing (38);

the inside nut (35) that is provided with of pipe (33), the bottom fixed mounting of nut (35) is on the top of lead screw (34), and the top of nut (35) is located the bottom of lock shoulder (32).

6. An intelligent lock for a vehicle container as claimed in claim 3, wherein the gasket (7) is arranged between the base (9) and the frame (1), and the gasket (7) is made of a flexible heat insulating material.