Summary of the invention
The problem to be solved by the utility model is to provide have Novel lock catch packing box, the bottom of the packing box, from
Outside can not open.
In order to achieve the goal above, the utility model provides a kind of packing box with antifalse lock, including box body,
And it is mounted on the lock at the box opening,
The box body includes sidewall portion, top cover portion and base lid portion, and the sidewall portion, top cover portion and base lid portion encirclement form
The storage space of the box body;
The base lid portion includes the first bottom plate and the second bottom plate being connected with sidewall portion, first bottom plate and the second bottom plate
It is oppositely arranged, there is folding extension on first bottom plate, the both ends of the extension have folding left extension
Portion and right extension have jack on the extension, and second bottom plate has to be prolonged for the extension, left extension and the right side
The aperture that extending portion passes through;
There is first tabs, the front end of first tabs is connected with can on the side adjacent with second bottom plate
The second tabs folded, the both ends of second tabs are respectively provided with folding left tab portion and right tab portion;
Second tabs, left tab portion and right tab portion can pass through the jack;
The lock is mounted in the top cover portion.
The lock includes mutually matched lock base and lock body portion,
The lock base includes substrate, has lockhole on the substrate, the side of the lockhole is provided with the first block, institute
It states connection on the first block to have elastic component, first block can be along the sliding of the substrate elastic telescopic, the substrate
It is upper that there is the first limiting section, the first limiting slot is formed between first block and the first limiting section;
The lock body portion includes tapered end and shank of the key, is connected between the tapered end and shank of the key by locking bar, on the locking bar
With at least one node, the intensity on the locking bar at node is minimum;
The tapered end can pass through the lockhole, and the tapered end can be rotated into first limiting slot.
The side of the lockhole is provided with the second block, connects and has elastic component on second block, the second gear
Block can have the second limiting section, second block and the second limit in the sliding of the substrate elastic telescopic, the substrate
The second limiting slot is formed between the portion of position.
One end of the closely described lockhole of first block is arc-shaped.
One end of the closely described lockhole of second block is arc-shaped.
The both ends of the tapered end are arc-shaped.
Further include a fixinig plate, has to be passed through by tapered end and locking bar on the fixinig plate and be unable to be worn by shank of the key
The hole crossed.
Compared with prior art, the utility model has the following beneficial effects: since the utility model is under locking state, the bottom of from
Portion and top can not open, and therefore, have the advantages that safe and reliable.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, with reference to the accompanying drawing and embodiment party
Formula is described in further details the utility model.Here, the exemplary embodiment and explanation of the utility model are for explaining
The utility model, but be not intended to limit the scope of the present invention.
It is shown in Figure 1, a kind of packing box with antifalse lock, including box body 6, and be mounted on box body 6 and open
Lock 8 at mouthful,
Box body 6 includes sidewall portion 61, top cover portion 62 and base lid portion 63, and sidewall portion 61, top cover portion 62 and base lid portion 63 are surrounded
Form the storage space of box body 100;
Shown in Figure 2, sidewall portion 61 includes first side plate 610, second side plate 612,613 and of third side panel
Fourth side panel 614, after expansion, first side plate 610, second side plate 612, third side panel 613 and fourth side panel 614
It is arranged in "-" type, after closing up, first side plate 610, second side plate 612, third side panel 613 and fourth side panel 614
It encircles a city a rectangle accommodation space;
Base lid portion 63 includes the first bottom plate 630, the second bottom plate 632, third bottom plate 633 and the 4th bottom plate 634, wherein box
After body expansion the first bottom plate 630 and the second bottom plate 632 separately, after box body collapses molding, the first bottom plate 630 and the second bottom plate
632 is opposite, and specific first bottom plate 630 is connected with the first side plate 610 in sidewall portion 61, the second bottom plate 632 and side wall
Third side panel 613 in portion 61 is connected, and further, has folding extension 7 on the first bottom plate 630, this prolongs
The both ends of extending portion 7 have folding left extension 71 and right extension 72, have jack 73, the second bottom plate 632 on extension 7
With the aperture 9 passed through for extension 7;
There is first tabs 5, the front end of the first tabs 5 connects in the third side panel 613 adjacent with the second bottom plate 632
It is connected to folding second tabs 51, the both ends of the second tabs 51 are respectively provided with folding left tab portion 52 and right tab portion
53;
Second tabs 51, left tab portion 52 and right tab portion 53 are inserted into jack 73.
In cabinet molding, left extension 71 and right extension 72 are folded, keeps left extension 71 and right extension 72 vertical
In extension 7, then extension 7, left extension 71 and right extension 72 is passed through to aperture 9 together and then fold left tab portion
52 and right tab portion 53, keep left tab portion 52 and right tab portion 53 and the second tabs 51 perpendicular, then by the second tabs 51, left
Tab portion 52 and right tab portion 53 pass through jack 73 together makes left extension finally, left extension 71 and right extension 72 is unfolded
71 and right extension 72 and extension 7 be in "-" type, left tab portion 52 and right tab portion 53 is unfolded, makes left tab portion 52 and right folding
Piece portion 53 and the second tabs 51 are in "-" type, in this way from external opening bottom cover members when, left extension 71 and right extension 72 by
In being in flattened state, it can be stopped by the second bottom plate 632 and cannot extract, simultaneously as left tab portion 52 and right tab portion 53
In flattened state, portion 7 can be extended and stop and cannot extract, so can not be beaten from outside in the contact of above structure
Open base lid portion 63.
Lock 8 is mounted in the top cover portion 62, specific as follows:
Ginseng as shown in figure 3 and figure 4, latches 8, including mutually matched lock base 1 and lock body portion 2, the lock base 1 and lock body
Portion 2 is installed in the overlapping position of the opening of box body 6, specific:
Shown in Figure 3, lock base 1 includes substrate 11, has lockhole 12 on the substrate 11, the side of lockhole 12 is provided with
First block 13, connection has elastic component 19 on first block 13, and first block 13 can under the action of elastic element 19
Along the sliding of 11 elastic telescopic of substrate, that is, pushing the first block 13, it can be slided along substrate 11, after cancelling thrust, the first block
13 can return under the action of elastic element 19 and slide to initial position, in addition, there is the first limiting section 15 on the substrate 11, first
The first limiting slot 16 is formed between block 13 and the first limiting section 15;Meanwhile the other side of lockhole 12 is provided with the second block
17, also upper connection has elastic component the second block 17, the second block 17 can equally be pushed away along the sliding of 11 elastic telescopic of substrate
It can be slided dynamic second block 17 along substrate 11, and after cancelling thrust, the second block 17 can return under the action of elastic element
Initial position is slided to, meanwhile, there is the second limiting section 18 on the substrate 11, formed between the second block 17 and the second limiting section 18
There is the second limiting slot 19.
Further, the first block 13 and the second block 17 are located in the sliding slot on substrate 11, and the one of two elastic elements
End is connected with the side wall of the first block 13 and the second block 17 respectively, and the other end of two elastic elements is respectively and in sliding slot
Portion is connected.
Shown in Figure 4, lock body portion 2 includes tapered end 21 and shank of the key 22, passes through 23 phase of locking bar between tapered end 21 and shank of the key 22
It connects, there is at least one node 24 on locking bar 23, the intensity on locking bar 23 at node 24 is minimum.
Shown in referring to figs. 5 and 6, when in use, lock base 1 and lock body portion 2 are installed in the overlapping position that box body 6 is open,
I.e. lock base 1 is fixed on a side panel of the opening of box body 6, which has the side panel being overlapped with it energy supply
Enough tapered ends 21 and locking bar 23 for locking body portion 2 penetrate and shank of the key 22 can not penetrate, specific: 21 energy of tapered end in lock body portion 2
It is enough to rotate counterclockwise shank of the key 22 after tapered end 21 passes through lockhole 12 across lockhole 12, drive shank of the key 22 by locking bar 23
Tapered end 21 rotates, and the both ends of tapered end 21 are gradually in contact with the first block 13 and the second block 17 respectively, and gradually compress first
Block 13 and the second block 17 are slided along substrate 11 to the direction far from lockhole 12 using the first block 13 and the second block 17,
The both ends of tapered end 21 are ported to the first limiting slot 16 and the second limiting slot 19 after the first block 13 and the second block 17 respectively
In, at this moment, the first block 13 and the second block 17 return under the action of elastic element and slide to initial position, when 13 He of the first block
Second block 17 returns slide to initial position after, the convolution of tapered end 21 can be limited, and when tapered end 21 continues to go to counterclockwise, can
It is limited by the first limiting section 15 and the second limiting section 18, and the both ends of tapered end 21 are located at the first limiting slot 16 and the second limit
When in slot 19, tapered end 21 can not pass back through lockhole 12, i.e. lock base 1 and lock body portion 2 can not separate, cause to coincide in this way
Two side panels can not separate so that packing box can not be opened, i.e., Anti-counterfeit lock is in locking state (referring to figure
Shown in 6), when needing to open packing box, it is necessary to separate lock base 1 with lock 2 phase of body portion, specific method is, due to tapered end 21
Be limited in the first limiting slot 16 and the second limiting slot 19 can not be to rotation, so when rotating shank of the key 22, meeting at both ends
Make 23 stress of locking bar, when the spin is gradually increased, locking bar 23 can disconnect from node 24, such lock base 1 and lock body portion 2
It will separate, so that packing box be made to open, it is seen then that when needing to open packing box, it is necessary to which damage lock body portion 2 can reach open
The purpose of packing box is opened, and locks after body portion 2 is destroyed and can not restore, so packing box is caused not repack again, thus
It can achieve the purpose that anti-fake.
Shown in Figure 7, the utility model also has a fixinig plate 3, in use, substrate 11 is fixed on a packing box
Side plate on and be located at the inside of packing box, fixinig plate 3 is fixed on another side plate of packing box and is located at the outer of packing box
Portion, the setting opposite with substrate 11 of fixinig plate 3, tapered end 21 and locking bar 23 can pass through the hole on fixinig plate 3, and shank of the key 22 cannot
Hole on fixinig plate, and fixinig plate 3 has concave region, which forms a groove body, and the utility model is in locked shape
When state, shank of the key 22 is located in groove body, can prevent so in the handling process shank of the key 22 by external force.