A kind of locking device for stream carrier vehicle
Technical field
The present invention relates to logistics transporting device field, specially a kind of locking device for stream carrier vehicle.
Background technique
Currently, with the development of domestic economy, the development that logistic industry is also advanced by leaps and bounds, on logistics transportation way
In, the fixation to freight container is generally required, thus avoid freight container in transit to the collision of compartment wall, however traditional goods
Fortune vehicle cannot lock freight container, and such case is in case of emergency easy to happen the other problems such as the rollover of vehicle, is easy to make
At great traffic accident, there is very big security risk in traditional freight.
Summary of the invention
It is in the prior art for overcoming the purpose of the present invention is to provide a kind of locking device for stream carrier vehicle
Drawbacks described above.
Locking device according to the present invention for stream carrier vehicle, for the locking to cabinet case, including is mounted on object
The locking mechanism in compartment is flowed, the locking mechanism includes being fixedly mounted on logistics compartment upper wall and logistics compartment side wall boundary
The shell at place is equipped with locking motor, drive block in the shell, connect with the locking motor power and described in gap runs through
The transmission shaft of drive block and the locking pushing block being threadedly engaged with the transmission shaft, the drive block left end are fixedly installed with
The pressing plate of cabinet case roof engagement is acted on, thus when locking motor the drive block being driven to run down, it can be with dynamic pressure plate pressure
The tight cabinet case, wherein the locking pushing block include to be threadedly engaged with the transmission shaft driving section, to install
The installation groove portion of pre set force bullet part, the left and right for realizing locking to engage with the drive block to manipulate corresponding locking member
Two locking splines being oppositely arranged, wherein the locking pushing block is connect by the pre set force bullet part with the drive block,
Two locking members are respectively oppositely located at the left and right sides of the drive block and wherein each by respective reset spring parts
And Elastic Sliding be installed on the shell in a manner of being biased to the pressing plate on the direction towards the drive block and is inclined
It is interior, the medial slope of the locking spline and the institute when pushing in slot of corresponding locking member are protruded into the locking spline as a result,
The promotion slot inner end wall cooperation of locking member is stated, so as to which the locking face of the locking member is pushed out of the shell to realize pair
The locking operation of the drive block;Indicator light, the setting of logistics compartment upper wall are installed outside the wall of logistics compartment side
It is fluted, and the groove top is equipped with the contact-making switch being connected with the indicator light, when the pressing plate is forced to upwards
When running and contacting with the contact-making switch, the contact-making switch controls the indicator light and lights, to prompt the cabinet case
It can be removed.
In the device of the invention, after contacting by locking motor band dynamic pressure plate with cabinet case roof, continue to make to lock motor
Operating, so as to pressing plate is pressed on cabinet case roof reach can be with preset power when and realize position lock, it is this
Preset power can be realized by the size of the deformation quantity of pre set force bullet part when position locks;By being obliquely installed locking
Part bigger can more securely bear load and be convenient for being pushed by the translational motion of locking pushing block, keep locking firm.It is logical
The connection function for crossing the pre set force bullet part between the locking pushing block and drive block drives locking to push in locking motor
When block recoil movement, the rollback movement of the locking pushing block further can be pulled the drive block after unlocking
It retracts, to release the pressing force of cabinet case, the device of the invention structure is simple, and it is stable, it can be by cabinet case in transportational process
Middle locking, to substantially reduce security risk.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the locking device for stream carrier vehicle of the invention.
Fig. 2 is the partial enlargement structural representation in 1.
Fig. 3 is the schematic diagram of the locking pushing block in the present invention.
Specific embodiment
It is described in detail below with reference to Fig. 1-3 pairs of the embodiment of the present invention.
The locking device for stream carrier vehicle of embodiment according to the present invention, for the locking to cabinet case 12, packet
The locking mechanism 101 being mounted in logistics compartment 102 is included, the locking mechanism 101 includes being fixedly mounted on logistics compartment upper wall 1
With the shell 8 of 11 intersection of logistics compartment side wall, be equipped in the shell 8 locking motor 7, drive block 3, with the locking
The locking that motor 7 is connected by power and gap is run through the transmission shaft 71 of the drive block 3 and is threadedly engaged with the transmission shaft 71
Pushing block 6,3 left end of drive block is fixedly installed with the pressing plate 9 for acting on the engagement of 12 roof of cabinet case, to lock motor 7
When the drive block 3 being driven to run down, the cabinet case 12 can be compressed with dynamic pressure plate 9, wherein the locking pushing block 6 wraps
Include the driving section 61 to be threadedly engaged with the transmission shaft 71, the installation groove portion 63 to install pre set force bullet part 5, to grasp
Corresponding locking member 2 is controlled to engage with the drive block 3 and realizes two locking splines 62 that the left and right of locking is oppositely arranged,
Wherein, the locking pushing block 6 is connect by the pre set force bullet part 5 with the drive block 3, and two locking members 2 are distinguished
Be located opposite from the left and right sides of the drive block 3 and wherein each by respective 21 Elastic Sliding of reset spring part with
The pressing plate 9 is biased on towards the direction of the drive block 3 and inclined mode is installed in the shell 8, as a result, described
Locking spline 62 protrudes into the medial slope 621 and the lock of the locking spline 62 when pushing in slot 22 of corresponding locking member 2
The promotion slot inner end wall 23 of tight part 2 cooperates, so as to which the locking face 24 of the locking member 2 is pushed out of the shell 8 with reality
Now to the locking operation of the drive block 3;Indicator light 90, the logistics compartment are installed outside logistics compartment side wall 11
Upper wall 1 is arranged fluted, and the groove top is equipped with the contact-making switch 91 being connected with the indicator light 90, when the pressure
When plate 9 is forced to run up and contact with the contact-making switch 91, the contact-making switch 91 controls the indicator light 90 and lights,
To prompt the cabinet case 12 that can be removed.
Advantageously or illustratively, wherein the axial dimension of the pre set force bullet part 5 is integrally contained in the pre set force bullet
Part is installed in the cavity 630 of groove portion 63, and the drive block 3 end adjacent with the pre set force bullet part 5 is provided with radial dimension
The shoulders 31 to become smaller, when 3 stop motion of drive block makes pre set force bullet part 5 that elastic deformation occur, the shoulder
Portion 31 can extend into mobile to complete the locking so as to can continue to the locking pushing block 6 in the cavity 630
Operation.
After contacting by locking motor band dynamic pressure plate with cabinet case roof, continue to make locking motor running, so as to
Pressing plate is pressed on cabinet case roof to reach can be to realize that position locks when preset power, this preset power can pass through
When position locks, the size of the deformation quantity of pre set force bullet part is realized;It, can be bigger more firm by being obliquely installed locking member
Ground bears load and convenient for being pushed by the translational motion of locking pushing block, keeps locking firm.By being pushed away between the locking
The connection function of pre set force bullet part between motion block and drive block, when locking motor drives locking pushing block recoil movement, institute
The rollback movement for stating locking pushing block further can retract drive block pulling after unlocking, to release counter
The pressing force of case, the device of the invention structure is simple, stable, can lock during transportation cabinet case, thus significantly
Reduce security risk.
Those skilled in the art can define, can in the case of not departing from overall spirit of the invention and design
To make the various modifications for above embodiments.It falls within the scope of protection of the present invention.Protection scheme of the invention
It is subject to claims appended hereto.